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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.253 by ayin, Mon Oct 15 07:33:48 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.21 2004/01/29 23:26:01 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* 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>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 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 "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
49	static char curlocale[128];	56	static char curlocale[128], savelocale[128];
50		57
51	void	58	bool
52	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
53	{	60	{
54	if (locale && STRNCMP (locale, curlocale, 128))	61	int size = strlen (locale) + 1;
55	{	62
56	STRNCPY (curlocale, locale, 128);	63	if (size > sizeof (curlocale))
		64	rxvt_fatal ("locale string too long, aborting.\n");
		65
		66	if (!locale || !memcmp (locale, curlocale, size))
		67	return false;
		68
		69	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	70	setlocale (LC_CTYPE, curlocale);
58	}	71	return true;
59	}	72	}
60		73
61	void *	74	void
62	rxvt_term::operator new (size_t s)	75	rxvt_push_locale (const char *locale) NOTHROW
63	{	76	{
64	void *p = malloc (s);	77	strcpy (savelocale, curlocale);
		78	rxvt_set_locale (locale);
		79	}
65		80
66	MEMSET (p, 0, s);	81	void
		82	rxvt_pop_locale () NOTHROW
		83	{
		84	rxvt_set_locale (savelocale);
		85	}
		86
		87	#if ENABLE_COMBINING
		88	class rxvt_composite_vec rxvt_composite;
		89
		90	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		91	{
		92	compose_char *cc;
		93
		94	// break compose chains, as stupid readline really likes to duplicate
		95	// composing characters for some reason near the end of a line.
		96	cc = (*this)[c1];
		97	while (cc)
		98	{
		99	if (cc->c2 == c2) return c1;
		100	cc = (*this)[cc->c1];
		101	}
		102
		103	// check to see wether this combination already exists otherwise
		104	for (cc = v.end (); cc-- > v.begin (); )
		105	{
		106	if (cc->c1 == c1 && cc->c2 == c2)
		107	return COMPOSE_LO + (cc - v.begin ());
		108	}
		109
		110	// allocate a new combination
		111	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		112	{
		113	static int seen;
		114
		115	if (!seen++)
		116	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		117
		118	return REPLACEMENT_CHAR;
		119	}
		120
		121	v.push_back (compose_char (c1, c2));
		122
		123	return v.size () - 1 + COMPOSE_LO;
		124	}
		125
		126	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		127	{
		128	compose_char *cc = (*this)[c];
		129
		130	if (!cc)
		131	{
		132	if (r) *r = c;
		133	return 1;
		134	}
		135
		136	int len = expand (cc->c1, r);
		137
		138	if (r) r += len;
		139
		140	if (cc->c2 != NOCHAR)
		141	{
		142	len++;
		143	if (r) *r++ = cc->c2;
		144	}
		145
67	return p;	146	return len;
68	}
69		147
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	148	}
		149	#endif
75		150
76	rxvt_term::rxvt_term ()	151	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	152	:
		153	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		154	rootwin_ev (this, &rxvt_term::rootwin_cb),
		155	#endif
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev(this, &rxvt_term::update_background_cb),
		158	#endif
		159	#ifdef HAVE_SCROLLBARS
		160	scrollbar_ev (this, &rxvt_term::x_cb),
		161	#endif
78	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	163	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	164	#endif
81	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	166	text_blink_ev (this, &rxvt_term::text_blink_cb),
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
83	#endif	176	#endif
84	#ifdef POINTER_BLANK	177	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	178	pointer_ev (this, &rxvt_term::pointer_cb),
86	#endif	179	#endif
		180	#ifdef USE_XIM
		181	im_ev (this, &rxvt_term::im_cb),
		182	#endif
		183	#ifndef NO_BELL
		184	bell_ev (this, &rxvt_term::bell_cb),
		185	#endif
		186	termwin_ev (this, &rxvt_term::x_cb),
87	x_ev (this, &rxvt_term::x_cb),	187	vt_ev (this, &rxvt_term::x_cb),
		188	child_ev (this, &rxvt_term::child_cb),
88	check_ev (this, &rxvt_term::check_cb),	189	check_ev (this, &rxvt_term::check_cb),
		190	flush_ev (this, &rxvt_term::flush_cb),
		191	destroy_ev (this, &rxvt_term::destroy_cb),
		192	pty_ev (this, &rxvt_term::pty_cb),
89	incr_ev (this, &rxvt_term::incr_cb),	193	incr_ev (this, &rxvt_term::incr_cb)
90	pty_ev (this, &rxvt_term::pty_cb)
91	{	194	{
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
		209	if (cmd_pid)
		210	kill (-cmd_pid, SIGHUP);
		211
		212	pty_ev.stop ();
		213	delete pty; pty = 0;
93	}	214	}
94		215
95	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
96	{	217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	if (display)
		230	{
		231	selection_clear ();
		232
		233	#ifdef USE_XIM
		234	im_destroy ();
		235	#endif
		236	#ifdef XTERM_SCROLLBAR
		237	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		238	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		239	#endif
		240	#ifdef PLAIN_SCROLLBAR
		241	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		242	#endif
		243	#ifdef NEXT_SCROLLBAR
		244	if (blackGC) XFreeGC (dpy, blackGC);
		245	if (whiteGC) XFreeGC (dpy, whiteGC);
		246	if (grayGC) XFreeGC (dpy, grayGC);
		247	if (darkGC) XFreeGC (dpy, darkGC);
		248	if (stippleGC) XFreeGC (dpy, stippleGC);
		249	if (dimple) XFreePixmap (dpy, dimple);
		250	if (upArrow) XFreePixmap (dpy, upArrow);
		251	if (downArrow) XFreePixmap (dpy, downArrow);
		252	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		253	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		254	#endif
		255	#ifdef RXVT_SCROLLBAR
		256	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		257	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		258	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		259	#endif
		260	if (gc) XFreeGC (dpy, gc);
		261
		262	delete drawable;
		263	// destroy all windows
		264	if (parent[0])
		265	XDestroyWindow (dpy, parent[0]);
		266
		267	for (int i = 0; i < TOTAL_COLORS; i++)
		268	if (ISSET_PIXCOLOR (i))
		269	{
		270	pix_colors_focused [i].free (this);
		271	#if OFF_FOCUS_FADING
		272	pix_colors_unfocused [i].free (this);
		273	#endif
		274	}
		275
		276	clear ();
		277	}
		278
		279	delete [] pix_colors_focused;
		280	#if OFF_FOCUS_FADING
		281	delete [] pix_colors_unfocused;
		282	#endif
		283
		284	displays.put (display);
		285
97	scr_release ();	286	scr_release ();
98		287
		288	/* clear all resources */
		289	for (int i = 0; i < allocated.size (); i++)
		290	free (allocated [i]);
		291
		292	free (selection.text);
		293	// TODO: manage env vars in child only(!)
		294	free (env_display);
		295	free (env_term);
99	free (locale);	296	free (locale);
100	free (codeset);	297	free (v_buffer);
		298	free (incr_buf);
101		299
102	#ifndef NO_SETOWNER_TTYDEV	300	delete envv;
103	rxvt_privileged_ttydev (this, RESTORE);	301	delete argv;
104	#endif
105	#ifdef UTMP_SUPPORT
106	rxvt_privileged_utmp (this, RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		302
116	if (cmd_fd >= 0)	303	#ifdef KEYSYM_RESOURCE
117	close (cmd_fd);	304	delete keyboard;
		305	#endif
		306	}
118		307
119	if (Xfd >= 0)	308	// child has exited, usually destroys
120	XCloseDisplay (Xdisplay);	309	void
		310	rxvt_term::child_cb (child_watcher &w, int status)
		311	{
		312	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
121		313
122	delete PixColors;	314	cmd_pid = 0;
		315
		316	if (!option (Opt_hold))
		317	destroy ();
123	}	318	}
124		319
125	void	320	void
126	rxvt_term::destroy ()	321	rxvt_term::destroy ()
127	{	322	{
		323	if (destroy_ev.active)
		324	return;
		325
		326	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		327
		328	#if ENABLE_OVERLAY
		329	scr_overlay_off ();
		330	#endif
		331
		332	if (display)
		333	{
		334	#if USE_XIM
		335	im_ev.stop (display);
		336	#endif
		337	#if HAVE_SCROLLBARS
		338	scrollbar_ev.stop (display);
		339	#endif
		340	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		341	rootwin_ev.stop (display);
		342	#endif
		343	incr_ev.stop ();
		344	termwin_ev.stop (display);
		345	vt_ev.stop (display);
		346	}
		347
128	check_ev.stop ();	348	check_ev.stop ();
129	pty_ev.stop ();	349	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	350	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	351	cursor_blink_ev.stop ();
133	#endif	352	#endif
134	#ifdef TEXT_BLINK	353	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	354	text_blink_ev.stop ();
136	#endif	355	#endif
		356	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		357	cont_scroll_ev.stop ();
		358	#endif
		359	#ifdef SELECTION_SCROLLING
		360	sel_scroll_ev.stop ();
		361	#endif
137	#ifdef POINTER_BLANK	362	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	363	pointer_ev.stop ();
139	#endif	364	#endif
140		365
141	destroy_ev.start (0);	366	destroy_ev.start (0);
142	}	367	}
143		368
144	void	369	void
145	rxvt_term::destroy_cb (time_watcher &w)	370	rxvt_term::destroy_cb (time_watcher &w)
146	{	371	{
147	SET_R (this);	372	make_current ();
148		373
149	delete this;	374	delete this;
150	}
151
152	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{
158	SET_R (new rxvt_term);
159	dR;
160
161	if (!R->init_vars () || !R->init (argc, argv))
162	{
163	delete R;
164	return NULL;
165	}
166
167	return R;
168	}
169
170	/* EXTPROTO */
171	void
172	rxvt_init_signals ()
173	{
174	/* install exit handler for cleanup */
175	#if 0
176	#ifdef HAVE_ATEXIT
177	atexit(rxvt_clean_exit);
178	#else
179	#endif
180	#endif
181
182	struct sigaction sa;
183
184	sigfillset (&sa.sa_mask);
185	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194	/* signal (SIGURG, SIG_DFL); */
195
196	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198	}
199
200	bool
201	rxvt_term::init (int argc, const char *const *argv)
202	{
203	/*
204	* Save and then give up any super-user privileges
205	* If we need privileges in any area then we must specifically request it.
206	* We should only need to be root in these cases:
207	* 1. write utmp entries on some systems
208	* 2. chown tty on some systems
209	*/
210	rxvt_privileges (this, SAVE);
211	rxvt_privileges (this, IGNORE);
212
213	init_secondary ();
214
215	const char **cmd_argv = init_resources (argc, argv);
216
217	set_locale ("");
218
219	#if (MENUBAR_MAX)
220	rxvt_menubar_read (this, rs[Rs_menu]);
221	#endif
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	scrollBar.setIdle (); /* set existence for size calculations */
225	#endif
226
227	create_windows (argc, argv);
228
229	init_xlocale ();
230
231	scr_reset (); /* initialize screen */
232	#ifdef RXVT_GRAPHICS
233	rxvt_Gr_reset (this); /* reset graphics */
234	#endif
235
236	#if 0
237	#ifdef DEBUG_X
238	XSynchronize(Xdisplay, True);
239	#endif
240	#endif
241
242	#ifdef HAVE_SCROLLBARS
243	if (Options & Opt_scrollBar)
244	resize_scrollbar (); /* create and map scrollbar */
245	#endif
246	#if (MENUBAR_MAX)
247	if (menubar_visible(r))
248	XMapWindow (Xdisplay, menuBar.win);
249	#endif
250	#ifdef TRANSPARENT
251	if (Options & Opt_transparent)
252	{
253	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254	rxvt_check_our_parents (this);
255	}
256	#endif
257	XMapWindow (Xdisplay, TermWin.vt);
258	XMapWindow (Xdisplay, TermWin.parent[0]);
259
260	init_env ();
261	init_command (cmd_argv);
262
263	x_ev.start (Xfd, EVENT_READ);
264	pty_ev.start (cmd_fd, EVENT_READ);
265
266	check_ev.start ();
267
268	process_x_events ();
269
270	return true;
271	}
272
273	/* ------------------------------------------------------------------------- *
274	* SIGNAL HANDLING & EXIT HANDLER *
275	* ------------------------------------------------------------------------- */
276	/*
277	* Catch a SIGCHLD signal and exit if the direct child has died
278	*/
279	/* ARGSUSED */
280	/* EXTPROTO */
281	RETSIGTYPE
282	rxvt_Child_signal(int sig __attribute__ ((unused)))
283	{
284	int pid, save_errno = errno;
285	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
286	;
287	errno = save_errno;
288
289	#if 0
290	if (pid == R->cmd_pid)
291	exit (EXIT_SUCCESS);
292	#endif
293	}
294
295	/*
296	* Catch a fatal signal and tidy up before quitting
297	*/
298	/* EXTPROTO */
299	RETSIGTYPE
300	rxvt_Exit_signal(int sig)
301	{
302	signal(sig, SIG_DFL);
303	#ifdef DEBUG_CMD
304	rxvt_print_error("signal %d", sig);
305	#endif
306	rxvt_clean_exit();
307	kill(getpid(), sig);
308	}
309
310	/* ARGSUSED */
311	/* INTPROTO */
312	int
313	rxvt_xerror_handler(const Display * display
314	__attribute__ ((unused)), const XErrorEvent * event)
315	{
316	dR;
317
318	if (R->allowedxerror == -1)
319	R->allowedxerror = event->error_code;
320	else
321	{
322	rxvt_print_error("XError: Request: %d . %d, Error: %d",
323	event->request_code, event->minor_code,
324	event->error_code);
325
326	R->destroy ();
327	}
328
329	return 0;
330	}	375	}
331		376
332	/*----------------------------------------------------------------------*/	377	/*----------------------------------------------------------------------*/
333	/*	378	/*
334	* Exit gracefully, clearing the utmp entry and restoring tty attributes	379	* Exit gracefully, clearing the utmp entry and restoring tty attributes
335	* TODO: if debugging, this should free up any known resources if we can	380	* TODO: if debugging, this should free up any known resources if we can
336	*/	381	*/
337	/* EXTPROTO */	382	static XErrorHandler old_xerror_handler;
		383
		384	static void
		385	rxvt_emergency_cleanup ()
		386	{
		387	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		388	(*t)->emergency_cleanup ();
		389	}
		390
		391	#if !ENABLE_MINIMAL
		392	static void
		393	print_x_error (Display *dpy, XErrorEvent *event)
		394	{
		395	char buffer[BUFSIZ];
		396	char mesg[BUFSIZ];
		397	char number[32];
		398	char *mtype = "XlibMessage";
		399	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		400	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		401	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		402	rxvt_warn ("%s: %s\n", mesg, buffer);
		403	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		404	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		405	sprintf(number, "%d", event->request_code);
		406	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		407	rxvt_warn ("(which is %s)\n", buffer);
		408	if (event->request_code >= 128) {
		409	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		410	mesg, BUFSIZ);
		411	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		412	}
		413	if ((event->error_code == BadWindow) ||
		414	(event->error_code == BadPixmap) ||
		415	(event->error_code == BadCursor) ||
		416	(event->error_code == BadFont) ||
		417	(event->error_code == BadDrawable) ||
		418	(event->error_code == BadColor) ||
		419	(event->error_code == BadGC) ||
		420	(event->error_code == BadIDChoice) ||
		421	(event->error_code == BadValue) ||
		422	(event->error_code == BadAtom)) {
		423	if (event->error_code == BadValue)
		424	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		425	mesg, BUFSIZ);
		426	else if (event->error_code == BadAtom)
		427	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		428	mesg, BUFSIZ);
		429	else
		430	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		433	}
		434	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		435	mesg, BUFSIZ);
		436	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		437	}
		438	#endif
		439
		440	int
		441	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		442	{
		443	if (GET_R->allowedxerror == -1)
		444	GET_R->allowedxerror = event->error_code;
		445	else
		446	{
		447	// GET_R is most likely not the terminal which caused the error,
		448	// so just output the error and continue
		449	#if ENABLE_MINIMAL
		450	old_xerror_handler (display, event);
		451	#else
		452	print_x_error (display, event);
		453	#endif
		454	}
		455
		456	return 0;
		457	}
		458
		459	int
		460	rxvt_xioerror_handler (Display *display)
		461	{
		462	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		463	DisplayString (display));
		464	rxvt_emergency_cleanup ();
		465	_exit (EXIT_FAILURE);
		466	}
		467
		468	/*----------------------------------------------------------------------*/
		469	bool
		470	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		471	{
		472	this->envv = envv;
		473
		474	SET_R (this);
		475	set_locale ("");
		476	set_environ (envv); // few things in X do not call setlocale :(
		477
		478	if (!init_vars ())
		479	return false;
		480
		481	init_secondary ();
		482
		483	const char **cmd_argv = init_resources (argc, argv);
		484
		485	#ifdef KEYSYM_RESOURCE
		486	keyboard->register_done ();
		487	#endif
		488
		489	#ifdef HAVE_SCROLLBARS
		490	if (option (Opt_scrollBar))
		491	scrollBar.setIdle (); /* set existence for size calculations */
		492	#endif
		493
		494	pty = ptytty::create ();
		495
		496	create_windows (argc, argv);
		497
		498	init_xlocale ();
		499
		500	scr_reset (); // initialize screen
		501
		502	#if 0
		503	XSynchronize (dpy, True);
		504	#endif
		505
		506	#ifdef HAVE_SCROLLBARS
		507	if (option (Opt_scrollBar))
		508	resize_scrollbar (); /* create and map scrollbar */
		509	#endif
		510	#ifdef HAVE_BG_PIXMAP
		511	{
		512	bgPixmap.set_target (this);
		513
		514	#ifdef ENABLE_TRANSPARENCY
		515	if (option (Opt_transparent))
		516	{
		517	bgPixmap.set_transparent ();
		518	#ifdef HAVE_AFTERIMAGE
		519	if (rs [Rs_blurradius])
		520	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		521	#endif
		522	if (ISSET_PIXCOLOR (Color_tint))
		523	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		524	if (rs [Rs_shade])
		525	bgPixmap.set_shade (rs [Rs_shade]);
		526
		527	bgPixmap.set_root_pixmap ();
		528	XSelectInput (dpy, display->root, PropertyChangeMask);
		529	rootwin_ev.start (display, display->root);
		530	}
		531	#endif
		532
		533	#ifdef BG_IMAGE_FROM_FILE
		534	if (rs[Rs_backgroundPixmap] != NULL)
		535	{
		536	const char *p = rs[Rs_backgroundPixmap];
		537
		538	if ((p = strchr (p, ';')) != NULL)
		539	{
		540	p++;
		541	bgPixmap.set_geometry (p);
		542	}
		543	else
		544	bgPixmap.set_defaultGeometry ();
		545
		546	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		547	if (!bgPixmap.window_position_sensitive ())
		548	update_background ();
		549	}
		550	#endif
		551	}
		552	#endif
		553
		554	#if ENABLE_PERL
		555	rootwin_ev.start (display, display->root);
		556	#endif
		557
		558	set_colorfgbg ();
		559
		560	init_command (cmd_argv);
		561
		562	free (cmd_argv);
		563
		564	if (pty->pty >= 0)
		565	pty_ev.start (pty->pty, EVENT_READ);
		566
		567	check_ev.start ();
		568
		569	HOOK_INVOKE ((this, HOOK_START, DT_END));
		570
		571	#if ENABLE_XEMBED
		572	if (rs[Rs_embed])
		573	{
		574	long info[2] = { 0, XEMBED_MAPPED };
		575
		576	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		577	32, PropModeReplace, (unsigned char *)&info, 2);
		578	}
		579	#endif
		580
		581	XMapWindow (dpy, vt);
		582	XMapWindow (dpy, parent[0]);
		583
		584	return true;
		585	}
		586
		587	static struct sig_handlers
		588	{
		589	sig_watcher sw_term, sw_int;
		590
		591	/*
		592	* Catch a fatal signal and tidy up before quitting
		593	*/
338	void	594	void
339	rxvt_clean_exit ()	595	sig_term (sig_watcher &w)
340	{	596	{
341	dR;	597	rxvt_emergency_cleanup ();
		598	signal (w.signum, SIG_DFL);
		599	kill (getpid (), w.signum);
		600	}
342		601
343	R->destroy ();	602	sig_handlers ()
		603	: sw_term (this, &sig_handlers::sig_term),
		604	sw_int (this, &sig_handlers::sig_term)
		605	{
		606	}
		607	} sig_handlers;
		608
		609	char **rxvt_environ; // startup environment
		610
		611	void
		612	rxvt_init ()
		613	{
		614	ptytty::init ();
		615
		616	rxvt_environ = environ;
		617
		618	signal (SIGHUP, SIG_IGN);
		619	signal (SIGPIPE, SIG_IGN);
		620
		621	sig_handlers.sw_term.start (SIGTERM);
		622	sig_handlers.sw_int.start (SIGINT);
		623
		624	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		625	/* signal (SIGURG, SIG_DFL); */
		626
		627	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		628	// TODO: handle this with exceptions and tolerate the memory loss
		629	XSetIOErrorHandler (rxvt_xioerror_handler);
		630
		631	XrmInitialize ();
344	}	632	}
345		633
346	/* ------------------------------------------------------------------------- *	634	/* ------------------------------------------------------------------------- *
347	* MEMORY ALLOCATION WRAPPERS *	635	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */	636	* ------------------------------------------------------------------------- */
349	/* EXTPROTO */	637	void *
350	void *
351	rxvt_malloc(size_t size)	638	rxvt_malloc (size_t size)
352	{	639	{
353	void *p;
354
355	p = malloc(size);	640	void *p = malloc (size);
		641
356	if (p)	642	if (!p)
		643	rxvt_fatal ("memory allocation failure. aborting.\n");
		644
357	return p;	645	return p;
358
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360	rxvt_clean_exit();
361	exit(EXIT_FAILURE);
362	/* NOTREACHED */
363	}	646	}
364		647
365	/* EXTPROTO */	648	void *
366	void *
367	rxvt_calloc(size_t number, size_t size)	649	rxvt_calloc (size_t number, size_t size)
368	{	650	{
369	void *p;
370
371	p = calloc(number, size);	651	void *p = calloc (number, size);
		652
372	if (p)	653	if (!p)
		654	rxvt_fatal ("memory allocation failure. aborting.\n");
		655
373	return p;	656	return p;
374
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
376	rxvt_clean_exit();
377	exit(EXIT_FAILURE);
378	/* NOTREACHED */
379	}	657	}
380		658
381	/* EXTPROTO */	659	void *
382	void *
383	rxvt_realloc(void *ptr, size_t size)	660	rxvt_realloc (void *ptr, size_t size)
384	{	661	{
385	void *p;
386
387	if (ptr)
388	p = realloc(ptr, size);	662	void *p = realloc (ptr, size);
389	else	663
390	p = malloc(size);
391	if (p)	664	if (!p)
		665	rxvt_fatal ("memory allocation failure. aborting.\n");
		666
392	return p;	667	return p;
393
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();
396	exit(EXIT_FAILURE);
397	/* NOTREACHED */
398	}	668	}
399
400	/* ------------------------------------------------------------------------- *
401	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void
406	rxvt_privileges(pR_ int mode)
407	{
408	#if ! defined(__CYGWIN32__)
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
410	/* setreuid() is the poor man's setuid(), seteuid() */
411	# define seteuid(a) setreuid(-1, (a))
412	# define setegid(a) setregid(-1, (a))
413	# define HAVE_SETEUID
414	# endif
415	# ifdef HAVE_SETEUID
416	switch (mode) {
417	case IGNORE:
418	/*
419	* change effective uid/gid - not real uid/gid - so we can switch
420	* back to root later, as required
421	*/
422	seteuid(getuid());
423	setegid(getgid());
424	break;
425	case SAVE:
426	R->euid = geteuid();
427	R->egid = getegid();
428	break;
429	case RESTORE:
430	seteuid(R->euid);
431	setegid(R->egid);
432	break;
433	}
434	# else
435	switch (mode) {
436	case IGNORE:
437	setuid(getuid());
438	setgid(getgid());
439	/* FALLTHROUGH */
440	case SAVE:
441	/* FALLTHROUGH */
442	case RESTORE:
443	break;
444	}
445	# endif
446	#endif
447	}
448
449	#ifdef UTMP_SUPPORT
450	/* EXTPROTO */
451	void
452	rxvt_privileged_utmp(pR_ char action)
453	{
454	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455	action, R->next_utmp_action, getpid()));
456	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457	|| (R->Options & Opt_utmpInhibit)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462	if (action == SAVE) {
463	R->next_utmp_action = RESTORE;
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
465	} else { /* action == RESTORE */
466	R->next_utmp_action = IGNORE;
467	rxvt_cleanutent(aR);
468	}
469	rxvt_privileges(aR_ IGNORE);
470	}
471	#endif
472
473	#ifndef NO_SETOWNER_TTYDEV
474	/* EXTPROTO */
475	void
476	rxvt_privileged_ttydev(pR_ char action)
477	{
478	D_MAIN((stderr,
479	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480	action, R->next_tty_action, getpid()));
481	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482	|| R->ttydev == NULL || *R->ttydev == '\0')
483	return;
484
485	rxvt_privileges(aR_ RESTORE);
486
487	if (action == SAVE) {
488	R->next_tty_action = RESTORE;
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492	R->next_tty_action = IGNORE;
493	else
494	# endif
495	{
496	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
497	chmod(R->ttydev, R->ttymode);
498	# ifdef HAVE_REVOKE
499	revoke(R->ttydev);
500	# endif
501	}
502	} else { /* action == RESTORE */
503	R->next_tty_action = IGNORE;
504	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505	chmod(R->ttydev, R->ttyfd_stat.st_mode);
506	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507	# else
508	chmod(R->ttydev,
509	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510	chown(R->ttydev, 0, 0);
511	# endif
512	}
513
514	rxvt_privileges(aR_ IGNORE);
515
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518	action == RESTORE ? "Restoring" : (action ==
519	SAVE ? "Saving" :
520	"UNKNOWN ERROR for"), R->ttydev,
521	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522	R->ttyfd_stat.st_gid));
523	# endif
524	}
525	#endif
526		669
527	/*----------------------------------------------------------------------*/	670	/*----------------------------------------------------------------------*/
528	/*	671	/*
529	* window size/position calculcations for XSizeHint and other storage.	672	* window size/position calculations for XSizeHint and other storage.
530	* if width/height are non-zero then override calculated width/height	673	* if width/height are non-zero then override calculated width/height
531	*/	674	*/
532	void	675	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	676	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	677	{
535	short recalc_x, recalc_y;	678	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	679	int x, y, sb_w, flags;
537	unsigned int w, h;	680	unsigned int w, h;
538	unsigned int max_width, max_height;	681	unsigned int max_width, max_height;
539		682
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	TermWin.ncol, TermWin.nrow, szHint.width,
542	szHint.height));
543	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	683	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	684	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	685	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		686
547	recalc_x = recalc_y = 0;	687	recalc_x = recalc_y = 0;
548	flags = 0;	688	flags = 0;
		689
549	if (!parsed_geometry) {	690	if (!parsed_geometry)
		691	{
550	parsed_geometry = 1;	692	parsed_geometry = 1;
		693
551	if (rs[Rs_geometry])	694	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	695	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		696
553	if (flags & WidthValue) {	697	if (flags & WidthValue)
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	698	{
		699	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555	szHint.flags |= USSize;	700	szHint.flags |= USSize;
556	}	701	}
		702
557	if (flags & HeightValue) {	703	if (flags & HeightValue)
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	704	{
		705	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	706	szHint.flags |= USSize;
560	}	707	}
		708
561	if (flags & XValue) {	709	if (flags & XValue)
		710	{
562	szHint.x = x;	711	szHint.x = x;
563	szHint.flags |= USPosition;	712	szHint.flags |= USPosition;
		713
564	if (flags & XNegative) {	714	if (flags & XNegative)
		715	{
565	recalc_x = 1;	716	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	717	szHint.win_gravity = NorthEastGravity;
567	}	718	}
568	}	719	}
		720
569	if (flags & YValue) {	721	if (flags & YValue)
		722	{
570	szHint.y = y;	723	szHint.y = y;
571	szHint.flags |= USPosition;	724	szHint.flags |= USPosition;
		725
572	if (flags & YNegative) {	726	if (flags & YNegative)
		727	{
573	recalc_y = 1;	728	recalc_y = 1;
		729
574	if (szHint.win_gravity == NorthEastGravity)	730	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	731	szHint.win_gravity = SouthEastGravity;
576	else	732	else
577	szHint.win_gravity = SouthWestGravity;	733	szHint.win_gravity = SouthWestGravity;
578	}	734	}
579	}	735	}
580	}	736	}
		737
581	/* TODO: BOUNDS */	738	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	739	width = ncol * fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	740	height = nrow * fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	741	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	742	max_height = MAX_ROWS * fheight;
586		743
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	744	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		745
589	sb_w = mb_h = 0;	746	sb_w = 0;
590	window_vt_x = window_vt_y = 0;	747	window_vt_x = window_vt_y = int_bwidth;
591	if (scrollbar_visible (this)) {	748
		749	if (scrollBar.state)
		750	{
592	sb_w = scrollbar_TotalWidth();	751	sb_w = scrollbar_TotalWidth ();
593	szHint.base_width += sb_w;	752	szHint.base_width += sb_w;
		753
594	if (!(Options & Opt_scrollBar_right))	754	if (!option (Opt_scrollBar_right))
595	window_vt_x = sb_w;	755	window_vt_x += sb_w;
596	}	756	}
597	if (menubar_visible (this)) {	757
598	mb_h = menuBar_TotalHeight();
599	szHint.base_height += mb_h;
600	window_vt_y = mb_h;
601	}
602	szHint.width_inc = TermWin.fwidth;	758	szHint.width_inc = fwidth;
603	szHint.height_inc = TermWin.fheight;	759	szHint.height_inc = fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	760	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	761	szHint.min_height = szHint.base_height + szHint.height_inc;
606		762
607	if (width && width - szHint.base_width < max_width) {	763	if (newwidth && newwidth - szHint.base_width < max_width)
		764	{
608	szHint.width = width;	765	szHint.width = newwidth;
609	TermWin.width = width - szHint.base_width;	766	width = newwidth - szHint.base_width;
610	} else {	767	}
611	MIN_IT(TermWin.width, max_width);	768	else
		769	{
		770	min_it (width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	771	szHint.width = szHint.base_width + width;
613	}	772	}
		773
614	if (height && height - szHint.base_height < max_height) {	774	if (newheight && newheight - szHint.base_height < max_height)
		775	{
615	szHint.height = height;	776	szHint.height = newheight;
616	TermWin.height = height - szHint.base_height;	777	height = newheight - szHint.base_height;
617	} else {	778	}
		779	else
		780	{
618	MIN_IT(TermWin.height, max_height);	781	min_it (height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	782	szHint.height = szHint.base_height + height;
620	}	783	}
		784
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	785	if (scrollBar.state && option (Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;	786	window_sb_x = szHint.width - sb_w;
623		787
624	if (recalc_x)	788	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	789	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
626	- szHint.width - 2 * TermWin.ext_bwidth);	790
627	if (recalc_y)	791	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	792	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
629	- szHint.height - 2 * TermWin.ext_bwidth);
630		793
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	794	ncol = width / fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	795	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	TermWin.ncol, TermWin.nrow, szHint.width,
635	szHint.height));
636	return;
637	}	796	}
638		797
639	/*----------------------------------------------------------------------*/	798	/*----------------------------------------------------------------------*/
640	/*	799	/*
641	* Tell the teletype handler what size the window is.	800	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	801	* Called after a window size change.
643	*/	802	*/
644	void	803	void
645	rxvt_term::tt_winch ()	804	rxvt_term::tt_winch ()
646	{	805	{
		806	if (pty->pty < 0)
		807	return;
		808
647	struct winsize ws;	809	struct winsize ws;
648		810
649	if (cmd_fd < 0)
650	return;
651
652	ws.ws_col = TermWin.ncol;	811	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	812	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	813	ws.ws_xpixel = width;
655	#ifndef DEBUG_SIZE	814	ws.ws_ypixel = height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	815	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
657	#else	816
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	817	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	818	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	819	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	820	kill (-cmd_pid, SIGWINCH);
663	# endif
664	#endif	821	#endif
665	}	822	}
666		823
667	/*----------------------------------------------------------------------*/	824	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	825	/* set_fonts () - load and set the various fonts
669	/*	826	*
670	* init = 1 - initialize	827	* init = 1 - initialize
671	*	828	*
672	* fontname == FONT_UP - switch to bigger font	829	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	830	* fontname == FONT_DN - switch to smaller font
674	*/	831	*/
675	/* EXTPROTO */	832	bool
676	void	833	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	834	{
679	}	835	rxvt_fontset *fs = new rxvt_fontset (this);
		836	rxvt_fontprop prop;
680		837
681	/* INTPROTO */	838	if (!fs
		839	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		840	|| !fs->realize_font (1))
		841	{
		842	delete fs;
		843	return false;
		844	}
		845
		846	#if ENABLE_STYLES
		847	for (int i = RS_styleCount; --i; )
		848	if (fontset[i] != fontset[0])
		849	delete fontset[i];
		850	#endif
		851
		852	delete fontset[0];
		853	fontset[0] = fs;
		854
		855	prop = (*fs)[1]->properties ();
		856	prop.height += lineSpace;
		857
		858	fs->set_prop (prop, false);
		859
		860	fwidth = prop.width;
		861	fheight = prop.height;
		862	fbase = prop.ascent;
		863
		864	for (int style = 1; style < 4; style++)
		865	{
		866	#if ENABLE_STYLES
		867	const char *res = rs[Rs_font + style];
		868
		869	if (res && !*res)
		870	fontset[style] = fontset[0];
		871	else
		872	{
		873	fontset[style] = fs = new rxvt_fontset (this);
		874	rxvt_fontprop prop2 = prop;
		875
		876	if (res)
		877	{
		878	fs->populate (res);
		879	fs->set_prop (prop2, false);
		880	}
		881	else
		882	{
		883	fs->populate (fontset[0]->fontdesc);
		884
		885	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		886	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		887
		888	fs->set_prop (prop2, true);
		889	}
		890
		891	}
		892	#else
		893	fontset[style] = fontset[0];
		894	#endif
		895	}
		896
		897	if (parent[0])
		898	{
		899	resize_all_windows (0, 0, 0);
		900	scr_remap_chars ();
		901	scr_touch (true);
		902	}
		903
		904	return true;
		905	}
		906
682	void	907	void
683	rxvt_font_up_down(pR_ int n, int direction)	908	rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	909	{
		910	XChangeProperty (dpy, parent[0],
		911	prop, XA_STRING, 8, PropModeReplace,
		912	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		913	}
		914
		915	void
		916	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		917	{
		918	wchar_t *ws = rxvt_mbstowcs (str, len);
		919	char *s = rxvt_wcstoutf8 (ws);
		920
		921	XChangeProperty (dpy, parent[0],
		922	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		923	(const unsigned char *)s, strlen (s));
		924
		925	free (s);
		926	free (ws);
685	}	927	}
686		928
687	/*----------------------------------------------------------------------*/	929	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	930	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	931	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	932	void
692	rxvt_set_title(pR_ const char *str)	933	rxvt_term::set_title (const char *str)
693	{	934	{
694	#ifndef SMART_WINDOW_TITLE	935	set_string_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	936	#if ENABLE_EWMH
696	#else	937	set_utf8_property (xa[XA_NET_WM_NAME], str);
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif	938	#endif
706	}	939	}
707		940
708	/* EXTPROTO */
709	void	941	void
710	rxvt_set_iconName(pR_ const char *str)	942	rxvt_term::set_icon_name (const char *str)
711	{	943	{
712	#ifndef SMART_WINDOW_TITLE	944	set_string_property (XA_WM_ICON_NAME, str);
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	945	#if ENABLE_EWMH
714	#else	946	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif	947	#endif
724	}	948	}
725		949
		950	void
		951	rxvt_term::set_window_color (int idx, const char *color)
		952	{
726	#ifdef XTERM_COLOR_CHANGE	953	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;	954	rxvt_color xcol;
732	int i;	955	int i;
733		956
734	if (color == NULL || *color == '\0')	957	if (color == NULL || *color == '\0')
735	return;	958	return;
736		959
		960	color = strdup (color);
		961	allocated.push_back ((void *)color);
		962	rs[Rs_color + idx] = color;
		963
737	/* handle color aliases */	964	/* handle color aliases */
738	if (isdigit(*color)) {	965	if (isdigit (*color))
		966	{
739	i = atoi(color);	967	i = atoi (color);
		968
		969	if (i >= 8 && i <= 15)
740	if (i >= 8 && i <= 15) { /* bright colors */	970	{ /* bright colors */
741	i -= 8;	971	i -= 8;
742	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	972	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;	973	goto done;
746	# endif
747	}	974	}
748	if (i >= 0 && i <= 7) { /* normal colors */	975
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];	976	if (i >= 0 && i <= 7)
750	SET_PIXCOLOR(R, idx);	977	{ /* normal colors */
		978	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
751	goto Done;	979	goto done;
752	}	980	}
753	}	981	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757		982
758	/*	983	set_color (xcol, color);
		984
		985	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,	986	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap	987	* so just keep gobbling up the colormap
761	*/	988	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772		989
773	R->PixColors[idx] = xcol;	990	pix_colors_focused[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775		991
776	/* XSetWindowAttributes attr; */	992	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */	993	/* Cursor cursor; */
778	Done:	994	done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */	995	/*TODO: handle Color_BD, scrollbar background, etc. */
784		996
785	rxvt_set_colorfgbg (aR);	997	update_fade_color (idx);
786	R->recolour_cursor ();	998	recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */	999	scr_recolour ();
788	rxvt_scr_poweron (aR);
789	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	1000	#endif /* XTERM_COLOR_CHANGE */
		1001	}
794		1002
795	void	1003	void
796	rxvt_term::recolour_cursor ()	1004	rxvt_term::recolour_cursor ()
797	{	1005	{
798	#if TODO	1006	XColor fg, bg;
799	rxvt_color xcol[2];
800		1007
801	xcol[0] = PixColors[Color_pointer];	1008	(ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	1009	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1010	: pix_colors_focused[Color_fg]).get (fg);
		1011
		1012	(ISSET_PIXCOLOR (Color_pointer_bg)
		1013	? pix_colors_focused[Color_pointer_bg]
		1014	: pix_colors_focused[Color_bg]).get (bg);
		1015
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1016	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
805	#endif
806	}	1017	}
807		1018
808	/*----------------------------------------------------------------------*/	1019	/*----------------------------------------------------------------------*/
809	/*	1020	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	1021	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	1022	*/
812	/* INTPROTO */
813	void	1023	void
814	rxvt_set_colorfgbg(pR)	1024	rxvt_term::set_colorfgbg ()
815	{	1025	{
816	unsigned int i;	1026	unsigned int i;
817	const char *xpmb = "\0";	1027	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1028	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		1029
820	R->env_colorfgbg =	1030	strcpy (fstr, "default");
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1031	strcpy (bstr, "default");
822	STRCPY(fstr, "default");
823	STRCPY(bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1032	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1033	if (pix_colors[Color_fg] == pix_colors[i])
		1034	{
826	sprintf(fstr, "%d", (i - Color_Black));	1035	sprintf (fstr, "%d", (i - Color_Black));
827	break;	1036	break;
828	}	1037	}
		1038
829	for (i = Color_Black; i <= Color_White; i++)	1039	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1040	if (pix_colors[Color_bg] == pix_colors[i])
		1041	{
831	sprintf(bstr, "%d", (i - Color_Black));	1042	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1043	#ifdef BG_IMAGE_FROM_FILE
833	xpmb = "default;";	1044	xpmb = "default;";
834	#endif	1045	#endif
835	break;	1046	break;
836	}	1047	}
		1048
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1049	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	1050	}
850		1051
851	/*----------------------------------------------------------------------*/	1052	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1053
857	/* EXTPROTO */	1054	bool
858	int	1055	rxvt_term::set_color (rxvt_color &color, const char *name)
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
860	{	1056	{
861	screen_in_out->set(aR_ colour);	1057	if (color.set (this, name))
862
863	if (!screen_in_out->set(aR_ colour)) {
864	rxvt_print_error("can't allocate colour: %s", colour);
865	return false;
866	}
867
868	return true;	1058	return true;
		1059
		1060	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1061	return false;
		1062	}
		1063
		1064	void
		1065	rxvt_term::alias_color (int dst, int src)
		1066	{
		1067	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
869	}	1068	}
870		1069
871	/* -------------------------------------------------------------------- *	1070	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1071	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1072	* -------------------------------------------------------------------- */
874	void	1073	void
875	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1074	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
876	{	1075	{
877	int fix_screen;	1076	int fix_screen;
		1077	int old_width = szHint.width;
		1078	int old_height = szHint.height;
878		1079
879	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;
881	#endif
882
883	window_calc (width, height);	1080	window_calc (newwidth, newheight);
		1081
		1082	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1083	XSetWMNormalHints (dpy, parent[0], &szHint);
		1084
885	if (!ignoreparent)	1085	if (!ignoreparent)
886	{	1086	{
887	#ifdef SMART_RESIZE	1087	#ifdef SMART_RESIZE
888	/*	1088	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1089	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1092	int x, y, x1, y1;
893	int dx, dy;	1093	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1094	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1095	Window unused_cr;
896		1096
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1097	XTranslateCoordinates (dpy, parent[0], display->root,
898	0, 0, &x, &y, &unused_cr);	1098	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1099	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1100	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1101	/*
902	* if Xroot isn't the parent window, a WM will probably have offset	1102	* if display->root isn't the parent window, a WM will probably have offset
903	* our position for handles and decorations. Counter it	1103	* our position for handles and decorations. Counter it
904	*/	1104	*/
905	if (x1 != x || y1 != y) {	1105	if (x1 != x || y1 != y)
		1106	{
906	x -= x1;	1107	x -= x1;
907	y -= y1;	1108	y -= y1;
908	}	1109	}
909		1110
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1111	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1112	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1113	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1114	dy = old_height - szHint.height;
914		1115
915	/* Check position of the center of the window */	1116	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1117	if (x < x1) /* left half */
917	dx = 0;	1118	dx = 0;
918	else if (x == x1) /* exact center */	1119	else if (x == x1) /* exact center */
919	dx /= 2;	1120	dx /= 2;
920	if (y < y1) /* top half */	1121	if (y < y1) /* top half */
921	dy = 0;	1122	dy = 0;
922	else if (y == y1) /* exact center */	1123	else if (y == y1) /* exact center */
923	dy /= 2;	1124	dy /= 2;
924		1125
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1126	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
926	szHint.width, szHint.height);	1127	szHint.width, szHint.height);
927	#else	1128	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1129	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
929	szHint.height);
930	#endif	1130	#endif
931	}	1131	}
932		1132
933	fix_screen = (TermWin.ncol != prev_ncol	1133	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
934	|| TermWin.nrow != prev_nrow);
935		1134
936	if (fix_screen || width != old_width || height != old_height)	1135	if (fix_screen || newwidth != old_width || newheight != old_height)
937	{	1136	{
938	if (scrollbar_visible (this))	1137	if (scrollBar.state)
939	{	1138	{
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1139	XMoveResizeWindow (dpy, scrollBar.win,
		1140	window_sb_x, 0,
941	0, scrollbar_TotalWidth (), szHint.height);	1141	scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();	1142	resize_scrollbar ();
943	}	1143	}
944		1144
945	if (menubar_visible (this))	1145	XMoveResizeWindow (dpy, vt,
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1146	window_vt_x, window_vt_y,
947	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
948
949	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
950	window_vt_y, TermWin_TotalWidth (),
951	TermWin_TotalHeight ());	1147	width, height);
952	#ifdef RXVT_GRAPHICS	1148
953	if (old_height)	1149	#ifdef HAVE_BG_PIXMAP
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,	1150	if (bgPixmap.window_size_sensitive ())
955	old_height - szHint.base_height);	1151	update_background ();
956	#endif	1152	#endif
		1153
957	scr_clear ();	1154	scr_clear ();
958	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);
960	#endif
961	}	1155	}
962		1156
963	if (fix_screen || old_height == 0)	1157	if (fix_screen || old_height == 0)
964	{
965	int curr_screen = -1;
966	int old_ncol = prev_ncol;
967
968	/* scr_reset only works on the primary screen */
969	if (old_height) /* this is not the first time through */
970	{
971	unsigned int ncol = TermWin.ncol;
972	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
974	TermWin.ncol = ncol;
975	}
976
977	scr_reset();	1158	scr_reset ();
978		1159
979	if (curr_screen >= 0) /* this is not the first time through */	1160	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
980	{	1161	//scr_touch (false);
981	rxvt_scr_change_screen (this, curr_screen);
982	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
983	}
984	}
985		1162
986	old_width = szHint.width;	1163	#ifdef HAVE_BG_PIXMAP
987	old_height = szHint.height;	1164	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1165	// if (bgPixmap.pixmap)
		1166	// scr_touch (false);
		1167	#endif
988		1168
989	#ifdef USE_XIM	1169	#ifdef USE_XIM
990	rxvt_IMSetStatusPosition (this);	1170	IMSetPosition ();
991	#endif	1171	#endif
992	}	1172	}
993		1173
994	/*	1174	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1175	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1176	* good for toggling 80/132 columns
997	*/	1177	*/
998	/* EXTPROTO */
999	void	1178	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1179	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001	{	1180	{
1002	XWindowAttributes wattr;	1181	XWindowAttributes wattr;
1003		1182
1004	if (width == 0 || height == 0) {	1183	if (newwidth == 0 || newheight == 0)
		1184	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1185	XGetWindowAttributes (dpy, display->root, &wattr);
		1186
1006	if (width == 0)	1187	if (newwidth == 0)
1007	width = wattr.width - R->szHint.base_width;	1188	newwidth = wattr.width - szHint.base_width;
1008	if (height == 0)	1189	if (newheight == 0)
1009	height = wattr.height - R->szHint.base_height;	1190	newheight = wattr.height - szHint.base_height;
		1191	}
		1192
		1193	if (newwidth != width || newheight != height)
1010	}	1194	{
1011	if (width != R->TermWin.width || height != R->TermWin.height) {
1012	width += R->szHint.base_width;	1195	newwidth += szHint.base_width;
1013	height += R->szHint.base_height;	1196	newheight += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1197	resize_all_windows (newwidth, newheight, 0);
1015	}	1198	}
1016	}	1199	}
1017		1200
1018	/* -------------------------------------------------------------------- *	1201	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1202	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1203	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1204	#ifdef USE_XIM
1022	void
1023	rxvt_term::set_size (XRectangle *size)
1024	{
1025	size->x = TermWin.int_bwidth;
1026	size->y = TermWin.int_bwidth;
1027	size->width = Width2Pixel(TermWin.ncol);
1028	size->height = Height2Pixel(TermWin.nrow);
1029	}
1030		1205
1031	void	1206	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1207	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033	{	1208	{
1034	*fg = PixColors[Color_fg];	1209	fg = pix_colors [Color_fg];
1035	*bg = PixColors[Color_bg];	1210	bg = pix_colors [Color_bg];
		1211	}
		1212
		1213	void
		1214	rxvt_term::im_set_size (XRectangle &size)
		1215	{
		1216	// the int_bwidth terms make no sense to me
		1217	size.x = int_bwidth;
		1218	size.y = int_bwidth;
		1219	size.width = Width2Pixel (ncol) + int_bwidth;
		1220	size.height = Height2Pixel (nrow) + int_bwidth;
		1221	}
		1222
		1223	void
		1224	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1225	XRectangle &status_rect,
		1226	const XRectangle &needed_rect)
		1227	{
		1228	preedit_rect.x = needed_rect.width;
		1229	preedit_rect.y = 0;
		1230	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1231	preedit_rect.height = fheight;
		1232
		1233	status_rect.x = 0;
		1234	status_rect.y = 0;
		1235	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1236	status_rect.height = fheight;
1036	}	1237	}
1037		1238
1038	/* Checking whether input method is running. */	1239	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1240	bool
1041	rxvt_IMisRunning(pR)	1241	rxvt_term::IMisRunning ()
1042	{	1242	{
1043	char *p;	1243	char *p;
1044	Atom atom;	1244	Atom atom;
1045	Window win;	1245	Window win;
1046	char server[IMBUFSIZ];	1246	char server[IMBUFSIZ];
1047		1247
1048	/* get current locale modifier */	1248	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1249	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1250	{
1050	STRCPY(server, "@server=");	1251	strcpy (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1252	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1253
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1254	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1053	*p = '\0';	1255	*p = '\0';
1054		1256
1055	atom = XInternAtom(R->Xdisplay, server, False);	1257	atom = XInternAtom (dpy, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1258	win = XGetSelectionOwner (dpy, atom);
		1259
1057	if (win != None)	1260	if (win != None)
1058	return True;	1261	return True;
1059	}	1262	}
		1263
1060	return False;	1264	return False;
1061	}	1265	}
1062		1266
1063	/* EXTPROTO */
1064	void	1267	void
1065	rxvt_IMSendSpot(pR)	1268	rxvt_term::IMSendSpot ()
1066	{	1269	{
1067	XPoint spot;	1270	XPoint nspot;
1068	XVaNestedList preedit_attr;	1271	XVaNestedList preedit_attr;
1069		1272
1070	if (R->Input_Context == NULL	1273	if (!Input_Context
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1274	|| !focus
1072	|| !(R->event_type == KeyPress	1275	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1073	|| R->event_type == Expose
1074	|| R->event_type == NoExpose
1075	|| R->event_type == SelectionNotify
1076	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1077	|| !rxvt_IMisRunning(aR))
1078	return;	1276	return;
1079		1277
1080	R->set_position (&spot);	1278	im_set_position (nspot);
1081		1279
		1280	if (nspot.x == spot.x && nspot.y == spot.y)
		1281	return;
		1282
		1283	spot = nspot;
		1284
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1285	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1286	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1287	XFree (preedit_attr);
1085	}	1288	}
1086		1289
1087	void	1290	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1291	rxvt_term::im_destroy ()
1089	XRectangle * needed_rect)
1090	{	1292	{
1091	int mbh, vtx = 0;	1293	if (input_method)
		1294	{
		1295	if (Input_Context && input_method->xim)
		1296	XDestroyIC (Input_Context);
1092		1297
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1298	display->put_xim (input_method);
1094	vtx = scrollbar_TotalWidth();	1299	input_method = 0;
		1300	}
1095		1301
1096	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097	mbh -= TermWin.lineSpace;
1098
1099	preedit_rect->x = needed_rect->width + vtx;
1100	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103	preedit_rect->height = Height2Pixel(1);
1104
1105	status_rect->x = vtx;
1106	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109	status_rect->height = Height2Pixel(1);
1110	}
1111
1112	/* ARGSUSED */
1113	/* INTPROTO */
1114	void
1115	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116	__attribute__ ((unused)), XPointer call_data
1117	__attribute__ ((unused)))
1118	{
1119	dR;
1120
1121	R->Input_Context = NULL;	1302	Input_Context = 0;
1122	/* To avoid Segmentation Fault in C locale: Solaris only? */
1123	if (STRCMP(R->locale, "C"))
1124	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125	rxvt_IMInstantiateCallback, NULL);
1126	}	1303	}
		1304
		1305	#ifdef ENABLE_XIM_ONTHESPOT
		1306
		1307	static void
		1308	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1309	{
		1310	((rxvt_term *)client_data)->make_current ();
		1311	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1312	}
		1313
		1314	static void
		1315	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1316	{
		1317	((rxvt_term *)client_data)->make_current ();
		1318	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1319	}
		1320
		1321	static void
		1322	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1323	{
		1324	rxvt_term *term = (rxvt_term *)client_data;
		1325	XIMText *text = call_data->text;
		1326
		1327	term->make_current ();
		1328
		1329	if (text)
		1330	{
		1331	void *str;
		1332
		1333	if (!text->encoding_is_wchar && text->string.multi_byte)
		1334	{
		1335	// of course, X makes it ugly again
		1336	if (term->rs[Rs_imLocale])
		1337	SET_LOCALE (term->rs[Rs_imLocale]);
		1338
		1339	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1340	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1341
		1342	if (term->rs[Rs_imLocale])
		1343	SET_LOCALE (term->locale);
		1344	}
		1345	else
		1346	str = (void *)text->string.wide_char;
		1347
		1348	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1349	DT_INT, call_data->caret,
		1350	DT_INT, call_data->chg_first,
		1351	DT_INT, call_data->chg_length,
		1352	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1353	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1354	DT_END));
		1355	}
		1356	else
		1357	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1358	DT_INT, call_data->caret,
		1359	DT_INT, call_data->chg_first,
		1360	DT_INT, call_data->chg_length,
		1361	DT_END));
		1362	}
		1363
		1364	#if 0
		1365	static void
		1366	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1367	{
		1368	((rxvt_term *)client_data)->make_current ();
		1369	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1370	DT_INT, call_data->position,
		1371	DT_INT, call_data->direction,
		1372	DT_INT, call_data->style,
		1373	DT_END));
		1374	}
		1375	#endif
		1376
		1377	#endif
1127		1378
1128	/*	1379	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1380	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1381	* open a suitable preedit type
1131	*/	1382	*/
1132	static Bool	1383	bool
1133	rxvt_IM_get_IC (pR)	1384	rxvt_term::IM_get_IC (const char *modifiers)
1134	{	1385	{
1135	int i, j, found;	1386	int i, j, found;
1136	XIM xim;	1387	XIM xim;
1137	XPoint spot;	1388	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1389	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1390	unsigned long fg, bg;
1140	const char *p;	1391	const char *p;
1141	char **s;	1392	char **s;
1142	XIMStyles *xim_styles;	1393	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;	1394	#ifdef ENABLE_XIM_ONTHESPOT
1144	XIMCallback ximcallback;	1395	XIMCallback xcb[4];
		1396	#endif
1145		1397
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1398	set_environ (envv);
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1399
1148	if (xim == NULL)	1400	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1149	return False;	1401	return false;
1150		1402
		1403	input_method = display->get_xim (locale, modifiers);
		1404	if (input_method == NULL)
		1405	return false;
		1406
		1407	xim = input_method->xim;
		1408	spot.x = spot.y = -1;
		1409
1151	xim_styles = NULL;	1410	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1411	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1412	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1413	{
		1414	im_destroy ();
1155	return False;	1415	return false;
		1416	}
		1417
		1418	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1419
		1420	for (int pi = 0; pi < 2; pi++)
1156	}	1421	{
		1422	p = pet[pi];
1157		1423
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1424	if (!p)
1159	: "OverTheSpot,OffTheSpot,Root";	1425	continue;
		1426
1160	s = rxvt_splitcommastring(p);	1427	s = rxvt_splitcommastring (p);
		1428
1161	for (i = found = 0; !found && s[i]; i++) {	1429	for (i = found = 0; !found && s[i]; i++)
		1430	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1431	if (!strcmp (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1432	input_style = XIMPreeditPosition | XIMStatusNothing;
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1433	else if (!strcmp (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1434	input_style = XIMPreeditArea | XIMStatusArea;
1166	else if (!STRCMP(s[i], "Root"))	1435	else if (!strcmp (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1436	input_style = XIMPreeditNothing | XIMStatusNothing;
		1437	else if (!strcmp (s[i], "None"))
		1438	input_style = XIMPreeditNone | XIMStatusNone;
		1439	#ifdef ENABLE_XIM_ONTHESPOT
		1440	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1441	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1442	#endif
		1443	else
		1444	input_style = XIMPreeditNothing | XIMStatusNothing;
1168		1445
1169	for (j = 0; j < xim_styles->count_styles; j++)	1446	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1447	if (input_style == xim_styles->supported_styles[j])
		1448	{
		1449	rxvt_freecommastring (s);
		1450
1171	found = 1;	1451	found = 1;
1172	break;	1452	goto foundpet;
1173	}	1453	}
		1454
		1455	}
		1456
		1457	rxvt_freecommastring (s);
1174	}	1458	}
1175	for (i = 0; s[i]; i++)	1459
1176	free(s[i]);	1460	foundpet:
1177	free(s);	1461
1178	XFree(xim_styles);	1462	XFree (xim_styles);
1179		1463
1180	if (!found) {	1464	if (!found)
1181	XCloseIM(xim);	1465	{
		1466	im_destroy ();
1182	return False;	1467	return false;
		1468	}
		1469
		1470	XFontSet fs = 0;
		1471	XVaNestedList preedit_attr = 0, status_attr = 0;
		1472
		1473	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183	}	1474	{
		1475	// fake us a font-set, please
		1476	char **missing_charset_list;
		1477	int missing_charset_count;
		1478	char *def_string;
		1479	char pat[512];
1184		1480
1185	ximcallback.callback = rxvt_IMDestroyCallback;	1481	sprintf (pat,
		1482	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1483	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1484	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1485	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1486	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1487	"*",
		1488	fheight,
		1489	fheight + 1, fheight - 1,
		1490	fheight - 2, fheight + 2);
1186		1491
1187	/* XXX: not sure why we need this (as well as IC one below) */	1492	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1493	&missing_charset_list, &missing_charset_count, &def_string);
1189		1494
1190	preedit_attr = status_attr = NULL;	1495	if (missing_charset_list)
		1496	XFreeStringList (missing_charset_list);
1191		1497
		1498	if (!fs)
		1499	{
		1500	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1501	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1502	}
		1503	}
		1504
1192	if (R->input_style & XIMPreeditPosition) {	1505	if (input_style & XIMPreeditPosition)
		1506	{
1193	R->set_size (&rect);	1507	im_set_size (rect);
1194	R->set_position (&spot);	1508	im_set_position (spot);
1195	R->set_color (&fg, &bg);	1509	im_set_color (fg, bg);
1196		1510
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1511	preedit_attr = XVaCreateNestedList (0,
		1512	XNForeground, fg,
		1513	XNBackground, bg,
		1514	XNArea, &rect,
1198	XNSpotLocation, &spot,	1515	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,	1516	XNFontSet, fs,
1201	NULL);
1202	} else if (R->input_style & XIMPreeditArea) {
1203	R->set_color (&fg, &bg);
1204
1205	/*
1206	* The necessary width of preedit area is unknown
1207	* until create input context.
1208	*/
1209	needed_rect.width = 0;
1210
1211	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214	XNForeground, fg, XNBackground, bg,
1215	//XNFontSet, R->TermWin.fontset,
1216	NULL);
1217	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218	XNForeground, fg, XNBackground, bg,
1219	//XNFontSet, R->TermWin.fontset,
1220	NULL);	1517	NULL);
1221	}	1518	}
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1519	else if (input_style & XIMPreeditArea)
		1520	{
		1521	im_set_color (fg, bg);
		1522
		1523	/*
		1524	* The necessary width of preedit area is unknown
		1525	* until create input context.
		1526	*/
		1527	needed_rect.width = 0;
		1528	im_set_preedit_area (rect, status_rect, needed_rect);
		1529
		1530	preedit_attr = XVaCreateNestedList (0,
		1531	XNForeground, fg,
		1532	XNBackground, bg,
		1533	XNArea, &rect,
		1534	XNFontSet, fs,
		1535	NULL);
		1536	status_attr = XVaCreateNestedList (0,
		1537	XNForeground, fg,
		1538	XNBackground, bg,
		1539	XNArea, &status_rect,
		1540	XNFontSet, fs,
		1541	NULL);
		1542	}
		1543	#if ENABLE_XIM_ONTHESPOT
		1544	else if (input_style & XIMPreeditCallbacks)
		1545	{
		1546	im_set_position (spot);
		1547
		1548	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1549	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1550	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1551	# if 0
		1552	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1553	# endif
		1554
		1555	preedit_attr = XVaCreateNestedList (0,
		1556	XNSpotLocation, &spot,
		1557	XNPreeditStartCallback, &xcb[0],
		1558	XNPreeditDoneCallback , &xcb[1],
		1559	XNPreeditDrawCallback , &xcb[2],
		1560	# if 0
		1561	XNPreeditCaretCallback, &xcb[3],
		1562	# endif
		1563	NULL);
		1564	}
		1565	#endif
		1566
		1567	Input_Context = XCreateIC (xim,
		1568	XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1569	XNClientWindow, vt,
1224	XNFocusWindow, R->TermWin.parent[0],	1570	XNFocusWindow, parent[0],
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1571	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1572	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1573	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1574	status_attr, NULL);
1230	if (preedit_attr)	1575
1231	XFree(preedit_attr);	1576	if (preedit_attr) XFree (preedit_attr);
1232	if (status_attr)	1577	if (status_attr) XFree (status_attr);
1233	XFree(status_attr);	1578	if (fs) XFreeFontSet (dpy, fs);
		1579
1234	if (R->Input_Context == NULL) {	1580	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1581	{
1236	XCloseIM(xim);	1582	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1583	im_destroy ();
1237	return False;	1584	return false;
1238	}	1585	}
1239	if (R->input_style & XIMPreeditArea)	1586
1240	rxvt_IMSetStatusPosition(aR);	1587	#if 0
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1588	// unfortunately, only the focus window is used by XIM, hard to fix
		1589	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1590	vt_select_input ();
		1591	#endif
		1592
		1593	IMSetPosition ();
		1594
1242	return True;	1595	return true;
1243	}	1596	}
1244		1597
1245	/*
1246	* X manual pages and include files don't match on some systems:
1247	* some think this is an XIDProc and others an XIMProc so we can't
1248	* use the first argument - need to update this to be nice for
1249	* both types via some sort of configure detection
1250	*/
1251	/* ARGSUSED */
1252	/* EXTPROTO */
1253	void	1598	void
1254	rxvt_IMInstantiateCallback(Display * unused	1599	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1600	{
1259	dR;	1601	int i;
1260	int i, found, had_im;
1261	const char *p;	1602	const char *p;
1262	char **s;	1603	char **s;
1263	char buf[IMBUFSIZ];	1604	char buf[IMBUFSIZ];
1264		1605
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1606	make_current ();
		1607
		1608	im_destroy ();
		1609
1266	if (R->Input_Context)	1610	if (Input_Context)
1267	return;	1611	return;
1268		1612
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1613	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1614	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1615	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif	1616	#endif
1273		1617
1274	p = R->rs[Rs_inputMethod];	1618	p = rs[Rs_inputMethod];
1275	if (p && *p)	1619	if (p && *p)
1276	{	1620	{
1277	bool found = false;	1621	bool found = false;
1278		1622
1279	s = rxvt_splitcommastring (p);	1623	s = rxvt_splitcommastring (p);
		1624
1280	for (i = 0; s[i]; i++)	1625	for (i = 0; s[i]; i++)
1281	{	1626	{
1282	if (*s[i])	1627	if (*s[i])
1283	{	1628	{
1284	STRCPY (buf, "@im=");	1629	strcpy (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1630	strncat (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1631	if (IM_get_IC (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1632	{
1289	found = true;	1633	found = true;
1290	break;	1634	break;
1291	}	1635	}
1292	}	1636	}
1293	}	1637	}
1294	for (i = 0; s[i]; i++)	1638
1295	free(s[i]);	1639	rxvt_freecommastring (s);
1296	free(s);
1297		1640
1298	if (found)	1641	if (found)
1299	goto done;	1642	goto done;
1300	}	1643	}
1301		1644
1302	/* try with XMODIFIERS env. var. */	1645	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1646	if (IM_get_IC (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1647	goto done;
1306		1648
1307	/* try with no modifiers base IF the user didn't specify an IM */	1649	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1650	if (IM_get_IC ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1651	goto done;
1311		1652
1312	done:	1653	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1654	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1655	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1656	SET_LOCALE (locale);
1316	#endif	1657	#endif
1317	}	1658	}
1318		1659
1319	/* EXTPROTO */
1320	void	1660	void
1321	rxvt_IMSetStatusPosition(pR)	1661	rxvt_term::IMSetPosition ()
1322	{	1662	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1663	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1664	XVaNestedList preedit_attr, status_attr;
1325		1665
1326	if (R->Input_Context == NULL	1666	if (!Input_Context
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1667	|| !focus
		1668	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1328	|| !rxvt_IMisRunning(aR))	1669	|| !IMisRunning ())
1329	return;	1670	return;
1330		1671
		1672	if (input_style & XIMPreeditPosition)
		1673	{
		1674	im_set_size (preedit_rect);
		1675	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1676
		1677	XSetICValues (Input_Context,
		1678	XNPreeditAttributes, preedit_attr, NULL);
		1679	}
		1680	else
		1681	{
1331	/* Getting the necessary width of preedit area */	1682	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1683	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1684	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1685	XFree (status_attr);
1335		1686
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1687	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1688	XFree (needed_rect);
1337		1689
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1690	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1691	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1692
1341	XSetICValues(R->Input_Context,	1693	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1694	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1695	XNStatusAttributes, status_attr,
		1696	NULL);
1344		1697
		1698	XFree (status_attr);
		1699	}
		1700
1345	XFree(preedit_attr);	1701	XFree (preedit_attr);
1346	XFree(status_attr);
1347	}	1702	}
1348	#endif /* USE_XIM */	1703	#endif /* USE_XIM */
1349		1704
1350	/*----------------------------------------------------------------------*/	1705	void
1351	rxvt_t rxvt_current_term;	1706	rxvt_term::get_window_origin (int &x, int &y)
		1707	{
		1708	Window cr;
		1709	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1710	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1711	}
		1712
		1713	Pixmap
		1714	rxvt_term::get_pixmap_property (int prop_id)
		1715	{
		1716	if (prop_id > 0 && prop_id < NUM_XA)
		1717	if (xa[prop_id])
		1718	{
		1719	int aformat;
		1720	unsigned long nitems, bytes_after;
		1721	Atom atype;
		1722	unsigned char *prop = NULL;
		1723	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1724	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1725	&nitems, &bytes_after, &prop);
		1726	if (result == Success && prop && atype == XA_PIXMAP)
		1727	{
		1728	return *(Pixmap *)prop;
		1729	}
		1730	}
		1731	return None;
		1732	}
		1733
		1734	#ifdef HAVE_BG_PIXMAP
		1735	int
		1736	rxvt_term::update_background ()
		1737	{
		1738	bgPixmap.invalidate ();
		1739
		1740	/* no chance of real time refresh if we are blurring ! */
		1741	if (bgPixmap.invalid_since + 0.5 < NOW && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1742	bgPixmap.render ();
		1743	else
		1744	{
		1745	update_background_ev.stop ();
		1746	if (!bgPixmap.need_client_side_rendering())
		1747	update_background_ev.start (NOW + .05);
		1748	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1749	update_background_ev.start (NOW + .2); /* very slow !!! */
		1750	else
		1751	update_background_ev.start (NOW + .07);
		1752	}
		1753	return 0;
		1754	}
		1755
		1756	void
		1757	rxvt_term::update_background_cb (time_watcher &w)
		1758	{
		1759	bgPixmap.render ();
		1760	}
		1761
		1762	#endif /* HAVE_BG_PIXMAP */
1352		1763
1353	/*----------------------- end-of-file (C source) -----------------------*/	1764	/*----------------------- end-of-file (C source) -----------------------*/

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