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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.18 by pcg, Fri Dec 19 06:17:03 2003 UTC vs.
Revision 1.267 by root, Tue Nov 27 17:45:46 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.18 2003/12/19 06:17:03 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>
38		41	#include <cstring>
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#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
48		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
49	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
50		62
51	void	63	bool
52	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
53	{	65	{
54	if (locale && STRNCMP (locale, curlocale, 128))	66	int size = strlen (locale) + 1;
55	{	67
56	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);
57	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
58	}	76	return true;
59	}	77	}
60		78
61	void *	79	void
62	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
63	{	81	{
64	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
65		85
66	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
67	return p;	151	return len;
68	}
69		152
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	153	}
		154	#endif
75		155
76	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		159	rootwin_ev (this, &rxvt_term::rootwin_cb),
		160	#endif
		161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
		163	#endif
		164	#ifdef HAVE_SCROLLBARS
		165	scrollbar_ev (this, &rxvt_term::x_cb),
		166	#endif
78	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
		168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		169	#endif
		170	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	171	text_blink_ev (this, &rxvt_term::text_blink_cb),
		172	#endif
		173	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		174	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		175	#endif
		176	#ifdef SELECTION_SCROLLING
		177	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		178	#endif
		179	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		180	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	181	#endif
81	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	184	#endif
		185	#ifdef USE_XIM
		186	im_ev (this, &rxvt_term::im_cb),
		187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
		191	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
85	check_ev (this, &rxvt_term::check_cb),	193	child_ev (this, &rxvt_term::child_cb),
		194	prepare_ev (this, &rxvt_term::prepare_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
		196	destroy_ev (this, &rxvt_term::destroy_cb),
		197	pty_ev (this, &rxvt_term::pty_cb),
86	incr_ev (this, &rxvt_term::incr_cb),	198	incr_ev (this, &rxvt_term::incr_cb)
87	pty_ev (this, &rxvt_term::pty_cb)
88	{	199	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		201
		202	termlist.push_back (this);
		203
		204	#ifdef KEYSYM_RESOURCE
		205	keyboard = new keyboard_manager;
		206	#endif
		207	}
		208
		209	// clean up the most important stuff, do *not* call x or free mem etc.
		210	// for use before an emergency exit
		211	void
		212	rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	pty_ev.stop ();
		218	delete pty; pty = 0;
90	}	219	}
91		220
92	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
93	{	222	{
		223	termlist.erase (find (termlist.begin (), termlist.end(), this));
		224
		225	emergency_cleanup ();
		226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
		231	#endif
		232	delete fontset[0];
		233
		234	if (display)
		235	{
		236	selection_clear ();
		237
		238	#ifdef USE_XIM
		239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
		266
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (dpy, parent[0]);
		271
		272	for (int i = 0; i < TOTAL_COLORS; i++)
		273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
		276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
		280
		281	clear ();
		282	}
		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
		288
		289	#ifdef HAVE_BG_PIXMAP
		290	bgPixmap.destroy ();
		291	#endif
		292	displays.put (display);
		293
94	scr_release ();	294	scr_release ();
95		295
		296	/* clear all resources */
		297	for (int i = 0; i < allocated.size (); i++)
		298	free (allocated [i]);
		299
		300	free (selection.text);
		301	// TODO: manage env vars in child only(!)
		302	free (env_display);
		303	free (env_term);
96	free (locale);	304	free (locale);
97	free (codeset);	305	free (v_buffer);
		306	free (incr_buf);
98		307
99	#ifndef NO_SETOWNER_TTYDEV	308	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	309	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		310
113	if (cmd_fd >= 0)	311	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	312	delete keyboard;
		313	#endif
		314	#ifndef NO_RESOURCES
		315	XrmDestroyDatabase (option_db);
		316	#endif
		317	}
115		318
116	if (Xfd >= 0)	319	// child has exited, usually destroys
117	XCloseDisplay (Xdisplay);	320	void
		321	rxvt_term::child_cb (ev::child &w, int status)
		322	{
		323	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118		324
119	delete PixColors;	325	cmd_pid = 0;
		326
		327	if (!option (Opt_hold))
		328	destroy ();
120	}	329	}
121		330
122	void	331	void
123	rxvt_term::destroy ()	332	rxvt_term::destroy ()
124	{	333	{
		334	if (destroy_ev.active)
		335	return;
		336
		337	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		338
		339	#if ENABLE_OVERLAY
		340	scr_overlay_off ();
		341	#endif
		342
		343	if (display)
		344	{
		345	#if USE_XIM
		346	im_ev.stop (display);
		347	#endif
		348	#if HAVE_SCROLLBARS
		349	scrollbar_ev.stop (display);
		350	#endif
		351	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		352	rootwin_ev.stop (display);
		353	#endif
		354	incr_ev.stop ();
		355	termwin_ev.stop (display);
		356	vt_ev.stop (display);
		357	}
		358
125	check_ev.stop ();	359	prepare_ev.stop ();
126	pty_ev.stop ();	360	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	361	#ifdef CURSOR_BLINK
		362	cursor_blink_ev.stop ();
		363	#endif
		364	#ifdef TEXT_BLINK
129	blink_ev.stop ();	365	text_blink_ev.stop ();
		366	#endif
		367	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		368	cont_scroll_ev.stop ();
		369	#endif
		370	#ifdef SELECTION_SCROLLING
		371	sel_scroll_ev.stop ();
130	#endif	372	#endif
131	#ifdef POINTER_BLANK	373	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	374	pointer_ev.stop ();
133	#endif	375	#endif
134		376
135	destroy_ev.start (0);	377	destroy_ev.start ();
136	}	378	}
137		379
138	void	380	void
139	rxvt_term::destroy_cb (time_watcher &w)	381	rxvt_term::destroy_cb (ev::idle &w, int revents)
140	{	382	{
141	SET_R (this);	383	make_current ();
142		384
143	delete this;	385	delete this;
144	}
145
146	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	init_secondary ();
208
209	const char **cmd_argv = init_resources (argc, argv);
210
211	set_locale ("");
212
213	#if (MENUBAR_MAX)
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	create_windows (argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	resize_scrollbar (); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}
266
267	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */
270	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/
273	/* ARGSUSED */
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{
278	int pid, save_errno = errno;
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280	;
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();
321	}
322
323	return 0;
324	}	386	}
325		387
326	/*----------------------------------------------------------------------*/	388	/*----------------------------------------------------------------------*/
327	/*	389	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	390	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* TODO: if debugging, this should free up any known resources if we can	391	* TODO: if debugging, this should free up any known resources if we can
330	*/	392	*/
331	/* EXTPROTO */	393	static XErrorHandler old_xerror_handler;
		394
		395	static void
		396	rxvt_emergency_cleanup ()
		397	{
		398	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		399	(*t)->emergency_cleanup ();
		400	}
		401
		402	#if !ENABLE_MINIMAL
		403	static void
		404	print_x_error (Display *dpy, XErrorEvent *event)
		405	{
		406	char buffer[BUFSIZ];
		407	char mesg[BUFSIZ];
		408	char number[32];
		409	char *mtype = "XlibMessage";
		410	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		411	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		412	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		413	rxvt_warn ("%s: %s\n", mesg, buffer);
		414	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		416	sprintf(number, "%d", event->request_code);
		417	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		418	rxvt_warn ("(which is %s)\n", buffer);
		419	if (event->request_code >= 128) {
		420	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		423	}
		424	if ((event->error_code == BadWindow) ||
		425	(event->error_code == BadPixmap) ||
		426	(event->error_code == BadCursor) ||
		427	(event->error_code == BadFont) ||
		428	(event->error_code == BadDrawable) ||
		429	(event->error_code == BadColor) ||
		430	(event->error_code == BadGC) ||
		431	(event->error_code == BadIDChoice) ||
		432	(event->error_code == BadValue) ||
		433	(event->error_code == BadAtom)) {
		434	if (event->error_code == BadValue)
		435	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		436	mesg, BUFSIZ);
		437	else if (event->error_code == BadAtom)
		438	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		439	mesg, BUFSIZ);
		440	else
		441	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		442	mesg, BUFSIZ);
		443	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		444	}
		445	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		446	mesg, BUFSIZ);
		447	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		448	}
		449	#endif
		450
		451	int
		452	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		453	{
		454	if (GET_R->allowedxerror == -1)
		455	GET_R->allowedxerror = event->error_code;
		456	else
		457	{
		458	// GET_R is most likely not the terminal which caused the error,
		459	// so just output the error and continue
		460	#if ENABLE_MINIMAL
		461	old_xerror_handler (display, event);
		462	#else
		463	print_x_error (display, event);
		464	#endif
		465	}
		466
		467	return 0;
		468	}
		469
		470	int
		471	rxvt_xioerror_handler (Display *display)
		472	{
		473	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		474	DisplayString (display));
		475	rxvt_emergency_cleanup ();
		476	_exit (EXIT_FAILURE);
		477	}
		478
		479	/*----------------------------------------------------------------------*/
		480	bool
		481	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		482	{
		483	this->envv = envv;
		484
		485	SET_R (this);
		486	set_locale ("");
		487	set_environ (envv); // few things in X do not call setlocale :(
		488
		489	if (!init_vars ())
		490	return false;
		491
		492	init_secondary ();
		493
		494	const char **cmd_argv = init_resources (argc, argv);
		495
		496	#ifdef KEYSYM_RESOURCE
		497	keyboard->register_done ();
		498	#endif
		499
		500	#ifdef HAVE_SCROLLBARS
		501	if (option (Opt_scrollBar))
		502	scrollBar.setIdle (); /* set existence for size calculations */
		503	#endif
		504
		505	pty = ptytty::create ();
		506
		507	create_windows (argc, argv);
		508
		509	init_xlocale ();
		510
		511	scr_reset (); // initialize screen
		512
		513	#if 0
		514	XSynchronize (dpy, True);
		515	#endif
		516
		517	#ifdef HAVE_SCROLLBARS
		518	if (option (Opt_scrollBar))
		519	resize_scrollbar (); /* create and map scrollbar */
		520	#endif
		521	#ifdef HAVE_BG_PIXMAP
		522	{
		523	bgPixmap.set_target (this);
		524
		525	#ifdef ENABLE_TRANSPARENCY
		526	if (option (Opt_transparent))
		527	{
		528	bgPixmap.set_transparent ();
		529	#ifdef HAVE_AFTERIMAGE
		530	if (rs [Rs_blurradius])
		531	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		532	#endif
		533	if (ISSET_PIXCOLOR (Color_tint))
		534	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		535	if (rs [Rs_shade])
		536	bgPixmap.set_shade (rs [Rs_shade]);
		537
		538	bgPixmap.set_root_pixmap ();
		539	XSelectInput (dpy, display->root, PropertyChangeMask);
		540	rootwin_ev.start (display, display->root);
		541	}
		542	#endif
		543
		544	#ifdef BG_IMAGE_FROM_FILE
		545	if (rs[Rs_backgroundPixmap] != NULL)
		546	{
		547	const char *p = rs[Rs_backgroundPixmap];
		548
		549	if ((p = strchr (p, ';')) != NULL)
		550	{
		551	p++;
		552	bgPixmap.set_geometry (p);
		553	}
		554	else
		555	bgPixmap.set_defaultGeometry ();
		556
		557	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		558	if (!bgPixmap.window_position_sensitive ())
		559	update_background ();
		560	}
		561	#endif
		562	}
		563	#endif
		564
		565	#if ENABLE_PERL
		566	rootwin_ev.start (display, display->root);
		567	#endif
		568
		569	set_colorfgbg ();
		570
		571	init_command (cmd_argv);
		572
		573	free (cmd_argv);
		574
		575	if (pty->pty >= 0)
		576	pty_ev.start (pty->pty, ev::READ);
		577
		578	prepare_ev.start ();
		579
		580	HOOK_INVOKE ((this, HOOK_START, DT_END));
		581
		582	#if ENABLE_XEMBED
		583	if (rs[Rs_embed])
		584	{
		585	long info[2] = { 0, XEMBED_MAPPED };
		586
		587	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		588	32, PropModeReplace, (unsigned char *)&info, 2);
		589	}
		590	#endif
		591
		592	XMapWindow (dpy, vt);
		593	XMapWindow (dpy, parent[0]);
		594
		595	return true;
		596	}
		597
		598	static struct sig_handlers
		599	{
		600	ev::sig sw_term, sw_int;
		601
		602	/*
		603	* Catch a fatal signal and tidy up before quitting
		604	*/
332	void	605	void
333	rxvt_clean_exit ()	606	sig_term (ev::sig &w, int revents)
334	{	607	{
335	dR;	608	rxvt_emergency_cleanup ();
		609	w.stop ();
		610	kill (getpid (), w.signum);
		611	}
336		612
337	R->destroy ();	613	sig_handlers ()
		614	: sw_term (this, &sig_handlers::sig_term),
		615	sw_int (this, &sig_handlers::sig_term)
		616	{
		617	}
		618	} sig_handlers;
		619
		620	char **rxvt_environ; // startup environment
		621
		622	void
		623	rxvt_init ()
		624	{
		625	ptytty::init ();
		626
		627	if (!ev_default_loop (0))
		628	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		629
		630	rxvt_environ = environ;
		631
		632	signal (SIGHUP, SIG_IGN);
		633	signal (SIGPIPE, SIG_IGN);
		634
		635	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		636	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		637
		638	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		639	/* signal (SIGURG, SIG_DFL); */
		640
		641	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		642	// TODO: handle this with exceptions and tolerate the memory loss
		643	XSetIOErrorHandler (rxvt_xioerror_handler);
		644
		645	XrmInitialize ();
338	}	646	}
339		647
340	/* ------------------------------------------------------------------------- *	648	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	649	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	650	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */	651	void *
344	void *
345	rxvt_malloc(size_t size)	652	rxvt_malloc (size_t size)
346	{	653	{
347	void *p;
348
349	p = malloc(size);	654	void *p = malloc (size);
		655
350	if (p)	656	if (!p)
		657	rxvt_fatal ("memory allocation failure. aborting.\n");
		658
351	return p;	659	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}	660	}
358		661
359	/* EXTPROTO */	662	void *
360	void *
361	rxvt_calloc(size_t number, size_t size)	663	rxvt_calloc (size_t number, size_t size)
362	{	664	{
363	void *p;
364
365	p = calloc(number, size);	665	void *p = calloc (number, size);
		666
366	if (p)	667	if (!p)
		668	rxvt_fatal ("memory allocation failure. aborting.\n");
		669
367	return p;	670	return p;
368
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}	671	}
374		672
375	/* EXTPROTO */	673	void *
376	void *
377	rxvt_realloc(void *ptr, size_t size)	674	rxvt_realloc (void *ptr, size_t size)
378	{	675	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);	676	void *p = realloc (ptr, size);
383	else	677
384	p = malloc(size);
385	if (p)	678	if (!p)
		679	rxvt_fatal ("memory allocation failure. aborting.\n");
		680
386	return p;	681	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}	682	}
393
394	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void
400	rxvt_privileges(pR_ int mode)
401	{
402	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */
405	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID
408	# endif
409	# ifdef HAVE_SETEUID
410	switch (mode) {
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	R->euid = geteuid();
421	R->egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(R->euid);
425	setegid(R->egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif
440	#endif
441	}
442
443	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void
446	rxvt_privileged_utmp(pR_ char action)
447	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')
453	return;
454
455	rxvt_privileges(aR_ RESTORE);
456	if (action == SAVE) {
457	R->next_utmp_action = RESTORE;
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459	} else { /* action == RESTORE */
460	R->next_utmp_action = IGNORE;
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}
519	#endif
520		683
521	/*----------------------------------------------------------------------*/	684	/*----------------------------------------------------------------------*/
522	/*	685	/*
523	* window size/position calculcations for XSizeHint and other storage.	686	* window size/position calculations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	687	* if width/height are non-zero then override calculated width/height
525	*/	688	*/
526	void	689	void
527	rxvt_term::window_calc (unsigned int width, unsigned int height)	690	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528	{	691	{
529	short recalc_x, recalc_y;	692	short recalc_x, recalc_y;
530	int x, y, sb_w, mb_h, flags;	693	int x, y, sb_w, flags;
531	unsigned int w, h;	694	unsigned int w, h;
532	unsigned int max_width, max_height;	695	unsigned int max_width, max_height;
533		696
534	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535	TermWin.ncol, TermWin.nrow, szHint.width,
536	szHint.height));
537	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	697	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538	szHint.win_gravity = NorthWestGravity;	698	szHint.win_gravity = NorthWestGravity;
539	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	699	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540		700
541	recalc_x = recalc_y = 0;	701	recalc_x = recalc_y = 0;
542	flags = 0;	702	flags = 0;
		703
543	if (!parsed_geometry) {	704	if (!parsed_geometry)
		705	{
544	parsed_geometry = 1;	706	parsed_geometry = 1;
		707
545	if (rs[Rs_geometry])	708	if (rs[Rs_geometry])
546	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	709	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		710
547	if (flags & WidthValue) {	711	if (flags & WidthValue)
548	TermWin.ncol = BOUND_POSITIVE_INT16(w);	712	{
		713	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
549	szHint.flags |= USSize;	714	szHint.flags |= USSize;
550	}	715	}
		716
551	if (flags & HeightValue) {	717	if (flags & HeightValue)
552	TermWin.nrow = BOUND_POSITIVE_INT16(h);	718	{
		719	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
553	szHint.flags |= USSize;	720	szHint.flags |= USSize;
554	}	721	}
		722
555	if (flags & XValue) {	723	if (flags & XValue)
		724	{
556	szHint.x = x;	725	szHint.x = x;
557	szHint.flags |= USPosition;	726	szHint.flags |= USPosition;
		727
558	if (flags & XNegative) {	728	if (flags & XNegative)
		729	{
559	recalc_x = 1;	730	recalc_x = 1;
560	szHint.win_gravity = NorthEastGravity;	731	szHint.win_gravity = NorthEastGravity;
561	}	732	}
562	}	733	}
		734
563	if (flags & YValue) {	735	if (flags & YValue)
		736	{
564	szHint.y = y;	737	szHint.y = y;
565	szHint.flags |= USPosition;	738	szHint.flags |= USPosition;
		739
566	if (flags & YNegative) {	740	if (flags & YNegative)
		741	{
567	recalc_y = 1;	742	recalc_y = 1;
		743
568	if (szHint.win_gravity == NorthEastGravity)	744	if (szHint.win_gravity == NorthEastGravity)
569	szHint.win_gravity = SouthEastGravity;	745	szHint.win_gravity = SouthEastGravity;
570	else	746	else
571	szHint.win_gravity = SouthWestGravity;	747	szHint.win_gravity = SouthWestGravity;
572	}	748	}
573	}	749	}
574	}	750	}
		751
575	/* TODO: BOUNDS */	752	/* TODO: BOUNDS */
576	TermWin.width = TermWin.ncol * TermWin.fwidth;	753	width = ncol * fwidth;
577	TermWin.height = TermWin.nrow * TermWin.fheight;	754	height = nrow * fheight;
578	max_width = MAX_COLS * TermWin.fwidth;	755	max_width = MAX_COLS * fwidth;
579	max_height = MAX_ROWS * TermWin.fheight;	756	max_height = MAX_ROWS * fheight;
580		757
581	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	758	szHint.base_width = szHint.base_height = 2 * int_bwidth;
582		759
583	sb_w = mb_h = 0;	760	sb_w = 0;
584	window_vt_x = window_vt_y = 0;	761	window_vt_x = window_vt_y = int_bwidth;
585	if (scrollbar_visible (this)) {	762
		763	if (scrollBar.state)
		764	{
586	sb_w = scrollbar_TotalWidth();	765	sb_w = scrollbar_TotalWidth ();
587	szHint.base_width += sb_w;	766	szHint.base_width += sb_w;
		767
588	if (!(Options & Opt_scrollBar_right))	768	if (!option (Opt_scrollBar_right))
589	window_vt_x = sb_w;	769	window_vt_x += sb_w;
590	}	770	}
591	if (menubar_visible (this)) {	771
592	mb_h = menuBar_TotalHeight();
593	szHint.base_height += mb_h;
594	window_vt_y = mb_h;
595	}
596	szHint.width_inc = TermWin.fwidth;	772	szHint.width_inc = fwidth;
597	szHint.height_inc = TermWin.fheight;	773	szHint.height_inc = fheight;
598	szHint.min_width = szHint.base_width + szHint.width_inc;	774	szHint.min_width = szHint.base_width + szHint.width_inc;
599	szHint.min_height = szHint.base_height + szHint.height_inc;	775	szHint.min_height = szHint.base_height + szHint.height_inc;
600		776
601	if (width && width - szHint.base_width < max_width) {	777	if (newwidth && newwidth - szHint.base_width < max_width)
		778	{
602	szHint.width = width;	779	szHint.width = newwidth;
603	TermWin.width = width - szHint.base_width;	780	width = newwidth - szHint.base_width;
604	} else {	781	}
605	MIN_IT(TermWin.width, max_width);	782	else
		783	{
		784	min_it (width, max_width);
606	szHint.width = szHint.base_width + TermWin.width;	785	szHint.width = szHint.base_width + width;
607	}	786	}
		787
608	if (height && height - szHint.base_height < max_height) {	788	if (newheight && newheight - szHint.base_height < max_height)
		789	{
609	szHint.height = height;	790	szHint.height = newheight;
610	TermWin.height = height - szHint.base_height;	791	height = newheight - szHint.base_height;
611	} else {	792	}
		793	else
		794	{
612	MIN_IT(TermWin.height, max_height);	795	min_it (height, max_height);
613	szHint.height = szHint.base_height + TermWin.height;	796	szHint.height = szHint.base_height + height;
614	}	797	}
		798
615	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	799	if (scrollBar.state && option (Opt_scrollBar_right))
616	window_sb_x = szHint.width - sb_w;	800	window_sb_x = szHint.width - sb_w;
617		801
618	if (recalc_x)	802	if (recalc_x)
619	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	803	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
620	- szHint.width - 2 * TermWin.ext_bwidth);	804
621	if (recalc_y)	805	if (recalc_y)
622	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	806	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
623	- szHint.height - 2 * TermWin.ext_bwidth);
624		807
625	TermWin.ncol = TermWin.width / TermWin.fwidth;	808	ncol = width / fwidth;
626	TermWin.nrow = TermWin.height / TermWin.fheight;	809	nrow = height / fheight;
627	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628	TermWin.ncol, TermWin.nrow, szHint.width,
629	szHint.height));
630	return;
631	}	810	}
632		811
633	/*----------------------------------------------------------------------*/	812	/*----------------------------------------------------------------------*/
634	/*	813	/*
635	* Tell the teletype handler what size the window is.	814	* Tell the teletype handler what size the window is.
636	* Called after a window size change.	815	* Called after a window size change.
637	*/	816	*/
638	void	817	void
639	rxvt_term::tt_winch ()	818	rxvt_term::tt_winch ()
640	{	819	{
641	struct winsize ws;	820	if (pty->pty < 0)
642
643	if (cmd_fd < 0)
644	return;	821	return;
645		822
		823	struct winsize ws;
		824
646	ws.ws_col = TermWin.ncol;	825	ws.ws_col = ncol;
647	ws.ws_row = TermWin.nrow;	826	ws.ws_row = nrow;
648	ws.ws_xpixel = ws.ws_ypixel = 0;	827	ws.ws_xpixel = width;
649	#ifndef DEBUG_SIZE	828	ws.ws_ypixel = height;
650	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	829	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
651	#else	830
652	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	831	#if 0
653	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	832	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654	# ifdef SIGWINCH
655	else if (cmd_pid) /* force through to the command */	833	if (cmd_pid) /* force through to the command */
656	kill (cmd_pid, SIGWINCH);	834	kill (-cmd_pid, SIGWINCH);
657	# endif
658	#endif	835	#endif
659	}	836	}
660		837
661	/*----------------------------------------------------------------------*/	838	/*----------------------------------------------------------------------*/
662	/* rxvt_change_font() - Switch to a new font */	839	/* set_fonts () - load and set the various fonts
663	/*	840	*
664	* init = 1 - initialize	841	* init = 1 - initialize
665	*	842	*
666	* fontname == FONT_UP - switch to bigger font	843	* fontname == FONT_UP - switch to bigger font
667	* fontname == FONT_DN - switch to smaller font	844	* fontname == FONT_DN - switch to smaller font
668	*/	845	*/
669	/* EXTPROTO */	846	bool
670	void	847	rxvt_term::set_fonts ()
671	rxvt_change_font(pR_ int init, const char *fontname)
672	{	848	{
673	}	849	rxvt_fontset *fs = new rxvt_fontset (this);
		850	rxvt_fontprop prop;
674		851
675	/* INTPROTO */	852	if (!fs
		853	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		854	|| !fs->realize_font (1))
		855	{
		856	delete fs;
		857	return false;
		858	}
		859
		860	#if ENABLE_STYLES
		861	for (int i = RS_styleCount; --i; )
		862	if (fontset[i] != fontset[0])
		863	delete fontset[i];
		864	#endif
		865
		866	delete fontset[0];
		867	fontset[0] = fs;
		868
		869	prop = (*fs)[1]->properties ();
		870	prop.height += lineSpace;
		871
		872	fs->set_prop (prop, false);
		873
		874	fwidth = prop.width;
		875	fheight = prop.height;
		876	fbase = prop.ascent;
		877
		878	for (int style = 1; style < 4; style++)
		879	{
		880	#if ENABLE_STYLES
		881	const char *res = rs[Rs_font + style];
		882
		883	if (res && !*res)
		884	fontset[style] = fontset[0];
		885	else
		886	{
		887	fontset[style] = fs = new rxvt_fontset (this);
		888	rxvt_fontprop prop2 = prop;
		889
		890	if (res)
		891	{
		892	fs->populate (res);
		893	fs->set_prop (prop2, false);
		894	}
		895	else
		896	{
		897	fs->populate (fontset[0]->fontdesc);
		898
		899	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		900	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		901
		902	fs->set_prop (prop2, true);
		903	}
		904
		905	}
		906	#else
		907	fontset[style] = fontset[0];
		908	#endif
		909	}
		910
		911	if (parent[0])
		912	{
		913	resize_all_windows (0, 0, 0);
		914	scr_remap_chars ();
		915	scr_touch (true);
		916	}
		917
		918	return true;
		919	}
		920
676	void	921	void
677	rxvt_font_up_down(pR_ int n, int direction)	922	rxvt_term::set_string_property (Atom prop, const char *str, int len)
678	{	923	{
		924	XChangeProperty (dpy, parent[0],
		925	prop, XA_STRING, 8, PropModeReplace,
		926	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		927	}
		928
		929	void
		930	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		931	{
		932	wchar_t *ws = rxvt_mbstowcs (str, len);
		933	char *s = rxvt_wcstoutf8 (ws);
		934
		935	XChangeProperty (dpy, parent[0],
		936	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		937	(const unsigned char *)s, strlen (s));
		938
		939	free (s);
		940	free (ws);
679	}	941	}
680		942
681	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
682	/*----------------------------------------------------------------------*/	944	/*----------------------------------------------------------------------*/
683	/* xterm sequences - title, iconName, color (exptl) */	945	/* xterm sequences - title, iconName, color (exptl) */
684	/* EXTPROTO */
685	void	946	void
686	rxvt_set_title(pR_ const char *str)	947	rxvt_term::set_title (const char *str)
687	{	948	{
688	#ifndef SMART_WINDOW_TITLE	949	set_string_property (XA_WM_NAME, str);
689	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	950	#if ENABLE_EWMH
690	#else	951	set_utf8_property (xa[XA_NET_WM_NAME], str);
691	char *name;
692
693	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif	952	#endif
700	}	953	}
701		954
702	/* EXTPROTO */
703	void	955	void
704	rxvt_set_iconName(pR_ const char *str)	956	rxvt_term::set_icon_name (const char *str)
705	{	957	{
706	#ifndef SMART_WINDOW_TITLE	958	set_string_property (XA_WM_ICON_NAME, str);
707	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	959	#if ENABLE_EWMH
708	#else	960	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
709	char *name;
710
711	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif	961	#endif
718	}	962	}
719		963
		964	void
		965	rxvt_term::set_window_color (int idx, const char *color)
		966	{
720	#ifdef XTERM_COLOR_CHANGE	967	#ifdef XTERM_COLOR_CHANGE
721	/* EXTPROTO */
722	void
723	rxvt_set_window_color(pR_ int idx, const char *color)
724	{
725	rxvt_color xcol;	968	rxvt_color xcol;
726	int i;	969	int i;
727		970
728	if (color == NULL || *color == '\0')	971	if (color == NULL || *color == '\0')
729	return;	972	return;
730		973
		974	color = strdup (color);
		975	allocated.push_back ((void *)color);
		976	rs[Rs_color + idx] = color;
		977
731	/* handle color aliases */	978	/* handle color aliases */
732	if (isdigit(*color)) {	979	if (isdigit (*color))
		980	{
733	i = atoi(color);	981	i = atoi (color);
734	if (i >= 8 && i <= 15) { /* bright colors */	982
735	i -= 8;	983	if (i >= 8 && i <= 15)
736	# ifndef NO_BRIGHTCOLOR	984	{
737	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	985	/* bright colors */
738	SET_PIXCOLOR(R, idx);	986	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
739	goto Done;	987	goto done;
740	# endif
741	}	988	}
742	if (i >= 0 && i <= 7) { /* normal colors */	989
743	R->PixColors[idx] = R->PixColors[minCOLOR + i];	990	if (i >= 0 && i <= 7)
744	SET_PIXCOLOR(R, idx);	991	{
		992	/* normal colors */
		993	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
745	goto Done;	994	goto done;
746	}	995	}
747	}	996	}
748	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749	return;
750	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751		997
752	/*	998	set_color (xcol, color);
		999
		1000	/*
753	* FIXME: should free colors here, but no idea how to do it so instead,	1001	* FIXME: should free colors here, but no idea how to do it so instead,
754	* so just keep gobbling up the colormap	1002	* so just keep gobbling up the colormap
755	*/	1003	*/
756	# if 0
757	for (i = Color_Black; i <= Color_White; i++)
758	if (R->PixColors[idx] == R->PixColors[i])
759	break;
760	if (i > Color_White) {
761	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763	DisplayPlanes(R->Xdisplay, Xscreen));
764	}
765	# endif
766		1004
767	R->PixColors[idx] = xcol;	1005	pix_colors_focused[idx] = xcol;
768	SET_PIXCOLOR(R, idx);
769		1006
770	/* XSetWindowAttributes attr; */	1007	done:
771	/* Cursor cursor; */
772	Done:
773	if (idx == Color_bg && !(R->Options & Opt_transparent))
774	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775	R->PixColors[Color_bg]);
776
777	/* handle Color_BD, scrollbar background, etc. */	1008	/*TODO: handle Color_BD, scrollbar background, etc. */
778		1009
779	rxvt_set_colorfgbg (aR);	1010	update_fade_color (idx);
780	R->recolour_cursor ();	1011	recolour_cursor ();
781	/* the only reasonable way to enforce a clean update */	1012	scr_recolour ();
782	rxvt_scr_poweron (aR);	1013	#endif /* XTERM_COLOR_CHANGE */
783	}	1014	}
784
785	#else
786	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
787	#endif /* XTERM_COLOR_CHANGE */
788		1015
789	void	1016	void
790	rxvt_term::recolour_cursor ()	1017	rxvt_term::recolour_cursor ()
791	{	1018	{
792	#if TODO	1019	XColor fg, bg;
793	rxvt_color xcol[2];
794		1020
795	xcol[0] = PixColors[Color_pointer];	1021	(ISSET_PIXCOLOR (Color_pointer_fg)
796	xcol[1] = PixColors[Color_bg];	1022	? pix_colors_focused[Color_pointer_fg]
797	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1023	: pix_colors_focused[Color_fg]).get (fg);
		1024
		1025	(ISSET_PIXCOLOR (Color_pointer_bg)
		1026	? pix_colors_focused[Color_pointer_bg]
		1027	: pix_colors_focused[Color_bg]).get (bg);
		1028
798	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1029	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
799	#endif
800	}	1030	}
801		1031
802	/*----------------------------------------------------------------------*/	1032	/*----------------------------------------------------------------------*/
803	/*	1033	/*
804	* find if fg/bg matches any of the normal (low-intensity) colors	1034	* find if fg/bg matches any of the normal (low-intensity) colors
805	*/	1035	*/
806	/* INTPROTO */
807	void	1036	void
808	rxvt_set_colorfgbg(pR)	1037	rxvt_term::set_colorfgbg ()
809	{	1038	{
810	unsigned int i;	1039	unsigned int i;
811	const char *xpmb = "\0";	1040	const char *xpmb = "\0";
812	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1041	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813		1042
814	R->env_colorfgbg =	1043	strcpy (fstr, "default");
815	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1044	strcpy (bstr, "default");
816	STRCPY(fstr, "default");
817	STRCPY(bstr, "default");
818	for (i = Color_Black; i <= Color_White; i++)	1045	for (i = Color_Black; i <= Color_White; i++)
819	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1046	if (pix_colors[Color_fg] == pix_colors[i])
		1047	{
820	sprintf(fstr, "%d", (i - Color_Black));	1048	sprintf (fstr, "%d", (i - Color_Black));
821	break;	1049	break;
822	}	1050	}
		1051
823	for (i = Color_Black; i <= Color_White; i++)	1052	for (i = Color_Black; i <= Color_White; i++)
824	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1053	if (pix_colors[Color_bg] == pix_colors[i])
		1054	{
825	sprintf(bstr, "%d", (i - Color_Black));	1055	sprintf (bstr, "%d", (i - Color_Black));
826	#ifdef XPM_BACKGROUND	1056	#ifdef BG_IMAGE_FROM_FILE
827	xpmb = "default;";	1057	xpmb = "default;";
828	#endif	1058	#endif
829	break;	1059	break;
830	}	1060	}
		1061
831	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1062	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832	putenv(R->env_colorfgbg);
833
834	#ifndef NO_BRIGHTCOLOR
835	R->colorfgbg = DEFAULT_RSTYLE;
836	for (i = minCOLOR; i <= maxCOLOR; i++) {
837	if (R->PixColors[Color_fg] == R->PixColors[i])
838	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839	if (R->PixColors[Color_bg] == R->PixColors[i])
840	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841	}
842	#endif
843	}	1063	}
844		1064
845	/*----------------------------------------------------------------------*/	1065	/*----------------------------------------------------------------------*/
846	/*
847	* Colour determination for low colour displays, routine from
848	* Hans de Goede <hans@highrise.nl>
849	*/
850		1066
851	/* EXTPROTO */	1067	bool
852	int	1068	rxvt_term::set_color (rxvt_color &color, const char *name)
853	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
854	{	1069	{
855	screen_in_out->set(aR_ colour);	1070	if (color.set (this, name))
856
857	if (!screen_in_out->set(aR_ colour)) {
858	rxvt_print_error("can't allocate colour: %s", colour);
859	return false;
860	}
861
862	return true;	1071	return true;
		1072
		1073	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1074	return false;
		1075	}
		1076
		1077	void
		1078	rxvt_term::alias_color (int dst, int src)
		1079	{
		1080	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
863	}	1081	}
864		1082
865	/* -------------------------------------------------------------------- *	1083	/* -------------------------------------------------------------------- *
866	* - WINDOW RESIZING - *	1084	* - WINDOW RESIZING - *
867	* -------------------------------------------------------------------- */	1085	* -------------------------------------------------------------------- */
868	void	1086	void
869	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1087	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870	{	1088	{
871	int fix_screen;	1089	int fix_screen;
		1090	int old_width = szHint.width;
		1091	int old_height = szHint.height;
872		1092
873	#ifdef SMART_RESIZE
874	int old_width = szHint.width, old_height = szHint.height;
875	#endif
876
877	window_calc (width, height);	1093	window_calc (newwidth, newheight);
		1094
		1095	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
878	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1096	XSetWMNormalHints (dpy, parent[0], &szHint);
		1097
879	if (!ignoreparent)	1098	if (!ignoreparent)
880	{	1099	{
881	#ifdef SMART_RESIZE	1100	#ifdef SMART_RESIZE
882	/*	1101	/*
883	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1102	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
886	int x, y, x1, y1;	1105	int x, y, x1, y1;
887	int dx, dy;	1106	int dx, dy;
888	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1107	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889	Window unused_cr;	1108	Window unused_cr;
890		1109
891	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1110	XTranslateCoordinates (dpy, parent[0], display->root,
892	0, 0, &x, &y, &unused_cr);	1111	0, 0, &x, &y, &unused_cr);
893	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1112	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
894	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1113	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
895	/*	1114	/*
896	* if Xroot isn't the parent window, a WM will probably have offset	1115	* if display->root isn't the parent window, a WM will probably have offset
897	* our position for handles and decorations. Counter it	1116	* our position for handles and decorations. Counter it
898	*/	1117	*/
899	if (x1 != x || y1 != y) {	1118	if (x1 != x || y1 != y)
		1119	{
900	x -= x1;	1120	x -= x1;
901	y -= y1;	1121	y -= y1;
902	}	1122	}
903		1123
904	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1124	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
905	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1125	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
906	dx = old_width - szHint.width;	1126	dx = old_width - szHint.width;
907	dy = old_height - szHint.height;	1127	dy = old_height - szHint.height;
908		1128
909	/* Check position of the center of the window */	1129	/* Check position of the center of the window */
910	if (x < x1) /* left half */	1130	if (x < x1) /* left half */
911	dx = 0;	1131	dx = 0;
912	else if (x == x1) /* exact center */	1132	else if (x == x1) /* exact center */
913	dx /= 2;	1133	dx /= 2;
914	if (y < y1) /* top half */	1134	if (y < y1) /* top half */
915	dy = 0;	1135	dy = 0;
916	else if (y == y1) /* exact center */	1136	else if (y == y1) /* exact center */
917	dy /= 2;	1137	dy /= 2;
918		1138
919	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1139	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
920	szHint.width, szHint.height);	1140	szHint.width, szHint.height);
921	#else	1141	#else
922	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1142	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
923	szHint.height);
924	#endif	1143	#endif
925	}	1144	}
926		1145
927	fix_screen = (TermWin.ncol != prev_ncol	1146	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
928	|| TermWin.nrow != prev_nrow);
929		1147
930	if (fix_screen || width != old_width || height != old_height)	1148	if (fix_screen || newwidth != old_width || newheight != old_height)
931	{	1149	{
932	if (scrollbar_visible (this))	1150	if (scrollBar.state)
933	{	1151	{
934	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1152	XMoveResizeWindow (dpy, scrollBar.win,
		1153	window_sb_x, 0,
935	0, scrollbar_TotalWidth (), szHint.height);	1154	scrollbar_TotalWidth (), szHint.height);
936	resize_scrollbar ();	1155	resize_scrollbar ();
937	}	1156	}
938		1157
939	if (menubar_visible (this))	1158	XMoveResizeWindow (dpy, vt,
940	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1159	window_vt_x, window_vt_y,
941	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
942
943	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
944	window_vt_y, TermWin_TotalWidth (),
945	TermWin_TotalHeight ());	1160	width, height);
946	#ifdef RXVT_GRAPHICS	1161
947	if (old_height)	1162	#ifdef HAVE_BG_PIXMAP
948	rxvt_Gr_Resize (this, old_width - szHint.base_width,	1163	if (bgPixmap.window_size_sensitive ())
949	old_height - szHint.base_height);	1164	update_background ();
950	#endif	1165	#endif
		1166
951	scr_clear ();	1167	scr_clear ();
952	#ifdef XPM_BACKGROUND
953	rxvt_resize_pixmap (this);
954	#endif
955	}	1168	}
956		1169
957	if (fix_screen || old_height == 0)	1170	if (fix_screen || old_height == 0)
958	{
959	int curr_screen = -1;
960	uint16_t old_ncol = prev_ncol;
961
962	/* scr_reset only works on the primary screen */
963	if (old_height) /* this is not the first time through */
964	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
965
966	scr_reset();	1171	scr_reset ();
967		1172
968	if (curr_screen >= 0) /* this is not the first time through */	1173	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
969	{	1174	//scr_touch (false);
970	rxvt_scr_change_screen (this, curr_screen);
971	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
972	}
973	}
974		1175
975	old_width = szHint.width;	1176	#ifdef HAVE_BG_PIXMAP
976	old_height = szHint.height;	1177	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1178	// if (bgPixmap.pixmap)
		1179	// scr_touch (false);
		1180	#endif
977		1181
978	#ifdef USE_XIM	1182	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition (this);	1183	IMSetPosition ();
980	#endif	1184	#endif
981	}	1185	}
982		1186
983	/*	1187	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1188	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1189	* good for toggling 80/132 columns
986	*/	1190	*/
987	/* EXTPROTO */
988	void	1191	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1192	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
990	{	1193	{
991	XWindowAttributes wattr;	1194	XWindowAttributes wattr;
992		1195
993	if (width == 0 || height == 0) {	1196	if (newwidth == 0 || newheight == 0)
		1197	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1198	XGetWindowAttributes (dpy, display->root, &wattr);
		1199
995	if (width == 0)	1200	if (newwidth == 0)
996	width = wattr.width - R->szHint.base_width;	1201	newwidth = wattr.width - szHint.base_width;
997	if (height == 0)	1202	if (newheight == 0)
998	height = wattr.height - R->szHint.base_height;	1203	newheight = wattr.height - szHint.base_height;
		1204	}
		1205
		1206	if (newwidth != width || newheight != height)
999	}	1207	{
1000	if (width != R->TermWin.width || height != R->TermWin.height) {
1001	width += R->szHint.base_width;	1208	newwidth += szHint.base_width;
1002	height += R->szHint.base_height;	1209	newheight += szHint.base_height;
1003	R->resize_all_windows (width, height, 0);	1210	resize_all_windows (newwidth, newheight, 0);
1004	}	1211	}
1005	}	1212	}
1006		1213
1007	/* -------------------------------------------------------------------- *	1214	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1215	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1216	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1217	#ifdef USE_XIM
1011	void
1012	rxvt_term::set_size (XRectangle *size)
1013	{
1014	size->x = TermWin.int_bwidth;
1015	size->y = TermWin.int_bwidth;
1016	size->width = Width2Pixel(TermWin.ncol);
1017	size->height = Height2Pixel(TermWin.nrow);
1018	}
1019		1218
1020	void	1219	void
1021	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1220	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1022	{	1221	{
1023	*fg = PixColors[Color_fg];	1222	fg = pix_colors [Color_fg];
1024	*bg = PixColors[Color_bg];	1223	bg = pix_colors [Color_bg];
		1224	}
		1225
		1226	void
		1227	rxvt_term::im_set_size (XRectangle &size)
		1228	{
		1229	// the int_bwidth terms make no sense to me
		1230	size.x = int_bwidth;
		1231	size.y = int_bwidth;
		1232	size.width = Width2Pixel (ncol) + int_bwidth;
		1233	size.height = Height2Pixel (nrow) + int_bwidth;
		1234	}
		1235
		1236	void
		1237	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1238	XRectangle &status_rect,
		1239	const XRectangle &needed_rect)
		1240	{
		1241	preedit_rect.x = needed_rect.width;
		1242	preedit_rect.y = 0;
		1243	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1244	preedit_rect.height = fheight;
		1245
		1246	status_rect.x = 0;
		1247	status_rect.y = 0;
		1248	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1249	status_rect.height = fheight;
1025	}	1250	}
1026		1251
1027	/* Checking whether input method is running. */	1252	/* Checking whether input method is running. */
1028	/* INTPROTO */
1029	Bool	1253	bool
1030	rxvt_IMisRunning(pR)	1254	rxvt_term::IMisRunning ()
1031	{	1255	{
1032	char *p;	1256	char *p;
1033	Atom atom;	1257	Atom atom;
1034	Window win;	1258	Window win;
1035	char server[IMBUFSIZ];	1259	char server[IMBUFSIZ];
1036		1260
1037	/* get current locale modifier */	1261	/* get current locale modifier */
1038	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1262	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1263	{
1039	STRCPY(server, "@server=");	1264	strcpy (server, "@server=");
1040	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1265	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1266
1041	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1267	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1042	*p = '\0';	1268	*p = '\0';
1043		1269
1044	atom = XInternAtom(R->Xdisplay, server, False);	1270	atom = XInternAtom (dpy, server, False);
1045	win = XGetSelectionOwner(R->Xdisplay, atom);	1271	win = XGetSelectionOwner (dpy, atom);
		1272
1046	if (win != None)	1273	if (win != None)
1047	return True;	1274	return True;
1048	}	1275	}
		1276
1049	return False;	1277	return False;
1050	}	1278	}
1051		1279
1052	/* EXTPROTO */
1053	void	1280	void
1054	rxvt_IMSendSpot(pR)	1281	rxvt_term::IMSendSpot ()
1055	{	1282	{
1056	XPoint spot;	1283	XPoint nspot;
1057	XVaNestedList preedit_attr;	1284	XVaNestedList preedit_attr;
1058		1285
1059	if (R->Input_Context == NULL	1286	if (!Input_Context
1060	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1287	|| !focus
1061	|| !(R->event_type == KeyPress	1288	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1062	|| R->event_type == Expose
1063	|| R->event_type == NoExpose
1064	|| R->event_type == SelectionNotify
1065	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1066	|| !rxvt_IMisRunning(aR))
1067	return;	1289	return;
1068		1290
1069	R->set_position (&spot);	1291	im_set_position (nspot);
1070		1292
		1293	if (nspot.x == spot.x && nspot.y == spot.y)
		1294	return;
		1295
		1296	spot = nspot;
		1297
1071	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1298	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1072	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1299	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1073	XFree(preedit_attr);	1300	XFree (preedit_attr);
1074	}	1301	}
1075		1302
1076	void	1303	void
1077	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1304	rxvt_term::im_destroy ()
1078	XRectangle * needed_rect)
1079	{	1305	{
1080	int mbh, vtx = 0;	1306	if (input_method)
		1307	{
		1308	if (Input_Context && input_method->xim)
		1309	XDestroyIC (Input_Context);
1081		1310
1082	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1311	display->put_xim (input_method);
1083	vtx = scrollbar_TotalWidth();	1312	input_method = 0;
		1313	}
1084		1314
1085	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1086	mbh -= TermWin.lineSpace;
1087
1088	preedit_rect->x = needed_rect->width + vtx;
1089	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1090
1091	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1092	preedit_rect->height = Height2Pixel(1);
1093
1094	status_rect->x = vtx;
1095	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1096
1097	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1098	status_rect->height = Height2Pixel(1);
1099	}
1100
1101	/* ARGSUSED */
1102	/* INTPROTO */
1103	void
1104	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1105	__attribute__ ((unused)), XPointer call_data
1106	__attribute__ ((unused)))
1107	{
1108	dR;
1109
1110	R->Input_Context = NULL;	1315	Input_Context = 0;
1111	/* To avoid Segmentation Fault in C locale: Solaris only? */
1112	if (STRCMP(R->locale, "C"))
1113	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1114	rxvt_IMInstantiateCallback, NULL);
1115	}	1316	}
		1317
		1318	#ifdef ENABLE_XIM_ONTHESPOT
		1319
		1320	static void
		1321	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1322	{
		1323	((rxvt_term *)client_data)->make_current ();
		1324	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1325	}
		1326
		1327	static void
		1328	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1329	{
		1330	((rxvt_term *)client_data)->make_current ();
		1331	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1332	}
		1333
		1334	static void
		1335	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1336	{
		1337	rxvt_term *term = (rxvt_term *)client_data;
		1338	XIMText *text = call_data->text;
		1339
		1340	term->make_current ();
		1341
		1342	if (text)
		1343	{
		1344	void *str;
		1345
		1346	if (!text->encoding_is_wchar && text->string.multi_byte)
		1347	{
		1348	// of course, X makes it ugly again
		1349	if (term->rs[Rs_imLocale])
		1350	SET_LOCALE (term->rs[Rs_imLocale]);
		1351
		1352	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1353	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1354
		1355	if (term->rs[Rs_imLocale])
		1356	SET_LOCALE (term->locale);
		1357	}
		1358	else
		1359	str = (void *)text->string.wide_char;
		1360
		1361	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1362	DT_INT, call_data->caret,
		1363	DT_INT, call_data->chg_first,
		1364	DT_INT, call_data->chg_length,
		1365	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1366	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1367	DT_END));
		1368	}
		1369	else
		1370	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1371	DT_INT, call_data->caret,
		1372	DT_INT, call_data->chg_first,
		1373	DT_INT, call_data->chg_length,
		1374	DT_END));
		1375	}
		1376
		1377	#if 0
		1378	static void
		1379	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1380	{
		1381	((rxvt_term *)client_data)->make_current ();
		1382	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1383	DT_INT, call_data->position,
		1384	DT_INT, call_data->direction,
		1385	DT_INT, call_data->style,
		1386	DT_END));
		1387	}
		1388	#endif
		1389
		1390	#endif
1116		1391
1117	/*	1392	/*
1118	* Try to open a XIM with the current modifiers, then see if we can	1393	* Try to open a XIM with the current modifiers, then see if we can
1119	* open a suitable preedit type	1394	* open a suitable preedit type
1120	*/	1395	*/
1121	static Bool	1396	bool
1122	rxvt_IM_get_IC (pR)	1397	rxvt_term::IM_get_IC (const char *modifiers)
1123	{	1398	{
1124	int i, j, found;	1399	int i, j, found;
1125	XIM xim;	1400	XIM xim;
1126	XPoint spot;	1401	XPoint spot;
1127	XRectangle rect, status_rect, needed_rect;	1402	XRectangle rect, status_rect, needed_rect;
1128	unsigned long fg, bg;	1403	unsigned long fg, bg;
1129	const char *p;	1404	const char *p;
1130	char **s;	1405	char **s;
1131	XIMStyles *xim_styles;	1406	XIMStyles *xim_styles;
1132	XVaNestedList preedit_attr, status_attr;	1407	#ifdef ENABLE_XIM_ONTHESPOT
1133	XIMCallback ximcallback;	1408	XIMCallback xcb[4];
		1409	#endif
1134		1410
1135	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1411	set_environ (envv);
1136	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1412
1137	if (xim == NULL)	1413	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1138	return False;	1414	return false;
1139		1415
		1416	input_method = display->get_xim (locale, modifiers);
		1417	if (input_method == NULL)
		1418	return false;
		1419
		1420	xim = input_method->xim;
		1421	spot.x = spot.y = -1;
		1422
1140	xim_styles = NULL;	1423	xim_styles = NULL;
1141	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1424	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1142	|| !xim_styles || !xim_styles->count_styles) {	1425	|| !xim_styles || !xim_styles->count_styles)
1143	XCloseIM(xim);	1426	{
		1427	im_destroy ();
1144	return False;	1428	return false;
		1429	}
		1430
		1431	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1432
		1433	for (int pi = 0; pi < 2; pi++)
1145	}	1434	{
		1435	p = pet[pi];
1146		1436
1147	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1437	if (!p)
1148	: "OverTheSpot,OffTheSpot,Root";	1438	continue;
		1439
1149	s = rxvt_splitcommastring(p);	1440	s = rxvt_splitcommastring (p);
		1441
1150	for (i = found = 0; !found && s[i]; i++) {	1442	for (i = found = 0; !found && s[i]; i++)
		1443	{
1151	if (!STRCMP(s[i], "OverTheSpot"))	1444	if (!strcmp (s[i], "OverTheSpot"))
1152	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1445	input_style = XIMPreeditPosition | XIMStatusNothing;
1153	else if (!STRCMP(s[i], "OffTheSpot"))	1446	else if (!strcmp (s[i], "OffTheSpot"))
1154	R->input_style = (XIMPreeditArea | XIMStatusArea);	1447	input_style = XIMPreeditArea | XIMStatusArea;
1155	else if (!STRCMP(s[i], "Root"))	1448	else if (!strcmp (s[i], "Root"))
1156	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1449	input_style = XIMPreeditNothing | XIMStatusNothing;
		1450	else if (!strcmp (s[i], "None"))
		1451	input_style = XIMPreeditNone | XIMStatusNone;
		1452	#ifdef ENABLE_XIM_ONTHESPOT
		1453	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1454	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1455	#endif
		1456	else
		1457	input_style = XIMPreeditNothing | XIMStatusNothing;
1157		1458
1158	for (j = 0; j < xim_styles->count_styles; j++)	1459	for (j = 0; j < xim_styles->count_styles; j++)
1159	if (R->input_style == xim_styles->supported_styles[j]) {	1460	if (input_style == xim_styles->supported_styles[j])
		1461	{
		1462	rxvt_freecommastring (s);
		1463
1160	found = 1;	1464	found = 1;
1161	break;	1465	goto foundpet;
1162	}	1466	}
		1467
		1468	}
		1469
		1470	rxvt_freecommastring (s);
1163	}	1471	}
1164	for (i = 0; s[i]; i++)	1472
1165	free(s[i]);	1473	foundpet:
1166	free(s);	1474
1167	XFree(xim_styles);	1475	XFree (xim_styles);
1168		1476
1169	if (!found) {	1477	if (!found)
1170	XCloseIM(xim);	1478	{
		1479	im_destroy ();
1171	return False;	1480	return false;
		1481	}
		1482
		1483	XFontSet fs = 0;
		1484	XVaNestedList preedit_attr = 0, status_attr = 0;
		1485
		1486	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1172	}	1487	{
		1488	// fake us a font-set, please
		1489	char **missing_charset_list;
		1490	int missing_charset_count;
		1491	char *def_string;
		1492	char pat[512];
1173		1493
1174	ximcallback.callback = rxvt_IMDestroyCallback;	1494	sprintf (pat,
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"*",
		1501	fheight,
		1502	fheight + 1, fheight - 1,
		1503	fheight - 2, fheight + 2);
1175		1504
1176	/* XXX: not sure why we need this (as well as IC one below) */	1505	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1177	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1506	&missing_charset_list, &missing_charset_count, &def_string);
1178		1507
1179	preedit_attr = status_attr = NULL;	1508	if (missing_charset_list)
		1509	XFreeStringList (missing_charset_list);
1180		1510
		1511	if (!fs)
		1512	{
		1513	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1514	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1515	}
		1516	}
		1517
1181	if (R->input_style & XIMPreeditPosition) {	1518	if (input_style & XIMPreeditPosition)
		1519	{
1182	R->set_size (&rect);	1520	im_set_size (rect);
1183	R->set_position (&spot);	1521	im_set_position (spot);
1184	R->set_color (&fg, &bg);	1522	im_set_color (fg, bg);
1185		1523
1186	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1524	preedit_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
		1526	XNBackground, bg,
		1527	XNArea, &rect,
1187	XNSpotLocation, &spot,	1528	XNSpotLocation, &spot,
1188	XNForeground, fg, XNBackground, bg,
1189	//XNFontSet, R->TermWin.fontset,	1529	XNFontSet, fs,
1190	NULL);
1191	} else if (R->input_style & XIMPreeditArea) {
1192	R->set_color (&fg, &bg);
1193
1194	/*
1195	* The necessary width of preedit area is unknown
1196	* until create input context.
1197	*/
1198	needed_rect.width = 0;
1199
1200	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1201
1202	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1203	XNForeground, fg, XNBackground, bg,
1204	//XNFontSet, R->TermWin.fontset,
1205	NULL);
1206	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1207	XNForeground, fg, XNBackground, bg,
1208	//XNFontSet, R->TermWin.fontset,
1209	NULL);	1530	NULL);
1210	}	1531	}
1211	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1532	else if (input_style & XIMPreeditArea)
		1533	{
		1534	im_set_color (fg, bg);
		1535
		1536	/*
		1537	* The necessary width of preedit area is unknown
		1538	* until create input context.
		1539	*/
		1540	needed_rect.width = 0;
		1541	im_set_preedit_area (rect, status_rect, needed_rect);
		1542
		1543	preedit_attr = XVaCreateNestedList (0,
		1544	XNForeground, fg,
		1545	XNBackground, bg,
		1546	XNArea, &rect,
		1547	XNFontSet, fs,
		1548	NULL);
		1549	status_attr = XVaCreateNestedList (0,
		1550	XNForeground, fg,
		1551	XNBackground, bg,
		1552	XNArea, &status_rect,
		1553	XNFontSet, fs,
		1554	NULL);
		1555	}
		1556	#if ENABLE_XIM_ONTHESPOT
		1557	else if (input_style & XIMPreeditCallbacks)
		1558	{
		1559	im_set_position (spot);
		1560
		1561	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1562	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1563	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1564	# if 0
		1565	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1566	# endif
		1567
		1568	preedit_attr = XVaCreateNestedList (0,
		1569	XNSpotLocation, &spot,
		1570	XNPreeditStartCallback, &xcb[0],
		1571	XNPreeditDoneCallback , &xcb[1],
		1572	XNPreeditDrawCallback , &xcb[2],
		1573	# if 0
		1574	XNPreeditCaretCallback, &xcb[3],
		1575	# endif
		1576	NULL);
		1577	}
		1578	#endif
		1579
		1580	Input_Context = XCreateIC (xim,
		1581	XNInputStyle, input_style,
1212	XNClientWindow, R->TermWin.parent[0],	1582	XNClientWindow, vt,
1213	XNFocusWindow, R->TermWin.parent[0],	1583	XNFocusWindow, parent[0],
1214	XNDestroyCallback, &ximcallback,
1215	preedit_attr ? XNPreeditAttributes : NULL,	1584	preedit_attr ? XNPreeditAttributes : NULL,
1216	preedit_attr,	1585	preedit_attr,
1217	status_attr ? XNStatusAttributes : NULL,	1586	status_attr ? XNStatusAttributes : NULL,
1218	status_attr, NULL);	1587	status_attr, NULL);
1219	if (preedit_attr)	1588
1220	XFree(preedit_attr);	1589	if (preedit_attr) XFree (preedit_attr);
1221	if (status_attr)	1590	if (status_attr) XFree (status_attr);
1222	XFree(status_attr);	1591	if (fs) XFreeFontSet (dpy, fs);
		1592
1223	if (R->Input_Context == NULL) {	1593	if (Input_Context == NULL)
1224	rxvt_print_error("failed to create input context");	1594	{
1225	XCloseIM(xim);	1595	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1596	im_destroy ();
1226	return False;	1597	return false;
1227	}	1598	}
1228	if (R->input_style & XIMPreeditArea)	1599
1229	rxvt_IMSetStatusPosition(aR);	1600	#if 0
1230	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1601	// unfortunately, only the focus window is used by XIM, hard to fix
		1602	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1603	vt_select_input ();
		1604	#endif
		1605
		1606	IMSetPosition ();
		1607
1231	return True;	1608	return true;
1232	}	1609	}
1233		1610
1234	/*
1235	* X manual pages and include files don't match on some systems:
1236	* some think this is an XIDProc and others an XIMProc so we can't
1237	* use the first argument - need to update this to be nice for
1238	* both types via some sort of configure detection
1239	*/
1240	/* ARGSUSED */
1241	/* EXTPROTO */
1242	void	1611	void
1243	rxvt_IMInstantiateCallback(Display * unused	1612	rxvt_term::im_cb ()
1244	__attribute__ ((unused)), XPointer client_data
1245	__attribute__ ((unused)), XPointer call_data
1246	__attribute__ ((unused)))
1247	{	1613	{
1248	dR;	1614	int i;
1249	int i, found, had_im;
1250	const char *p;	1615	const char *p;
1251	char **s;	1616	char **s;
1252	char buf[IMBUFSIZ];	1617	char buf[IMBUFSIZ];
1253		1618
1254	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1619	make_current ();
		1620
		1621	im_destroy ();
		1622
1255	if (R->Input_Context)	1623	if (Input_Context)
1256	return;	1624	return;
1257		1625
1258	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1626	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1259	if (R->rs[Rs_imLocale])	1627	if (rs[Rs_imLocale])
1260	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1628	SET_LOCALE (rs[Rs_imLocale]);
1261	#endif	1629	#endif
1262		1630
1263	p = R->rs[Rs_inputMethod];	1631	p = rs[Rs_inputMethod];
1264	if (p && *p)	1632	if (p && *p)
1265	{	1633	{
1266	bool found = false;	1634	bool found = false;
1267		1635
1268	s = rxvt_splitcommastring (p);	1636	s = rxvt_splitcommastring (p);
		1637
1269	for (i = 0; s[i]; i++)	1638	for (i = 0; s[i]; i++)
1270	{	1639	{
1271	if (*s[i])	1640	if (*s[i])
1272	{	1641	{
1273	STRCPY (buf, "@im=");	1642	strcpy (buf, "@im=");
1274	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1643	strncat (buf, s[i], IMBUFSIZ - 5);
1275	if ((p = XSetLocaleModifiers (buf)) && *p	1644	if (IM_get_IC (buf))
1276	&& rxvt_IM_get_IC (aR))
1277	{	1645	{
1278	found = true;	1646	found = true;
1279	break;	1647	break;
1280	}	1648	}
1281	}	1649	}
1282	}	1650	}
1283	for (i = 0; s[i]; i++)	1651
1284	free(s[i]);	1652	rxvt_freecommastring (s);
1285	free(s);
1286		1653
1287	if (found)	1654	if (found)
1288	goto done;	1655	goto done;
1289	}	1656	}
1290		1657
1291	/* try with XMODIFIERS env. var. */	1658	/* try with XMODIFIERS env. var. */
1292	if ((p = XSetLocaleModifiers ("")) && *p	1659	if (IM_get_IC (""))
1293	&& rxvt_IM_get_IC (aR))
1294	goto done;	1660	goto done;
1295		1661
1296	/* try with no modifiers base IF the user didn't specify an IM */	1662	/* try with no modifiers base IF the user didn't specify an IM */
1297	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1663	if (IM_get_IC ("@im=none"))
1298	&& rxvt_IM_get_IC (aR) == True)
1299	goto done;	1664	goto done;
1300		1665
1301	done:	1666	done:
1302	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1667	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1303	if (R->rs[Rs_imLocale])	1668	if (rs[Rs_imLocale])
1304	setlocale (LC_CTYPE, R->locale);	1669	SET_LOCALE (locale);
1305	#endif	1670	#endif
1306	}	1671	}
1307		1672
1308	/* EXTPROTO */
1309	void	1673	void
1310	rxvt_IMSetStatusPosition(pR)	1674	rxvt_term::IMSetPosition ()
1311	{	1675	{
1312	XRectangle preedit_rect, status_rect, *needed_rect;	1676	XRectangle preedit_rect, status_rect, *needed_rect;
1313	XVaNestedList preedit_attr, status_attr;	1677	XVaNestedList preedit_attr, status_attr;
1314		1678
1315	if (R->Input_Context == NULL	1679	if (!Input_Context
1316	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1680	|| !focus
		1681	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1317	|| !rxvt_IMisRunning(aR))	1682	|| !IMisRunning ())
1318	return;	1683	return;
1319		1684
		1685	if (input_style & XIMPreeditPosition)
		1686	{
		1687	im_set_size (preedit_rect);
		1688	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1689
		1690	XSetICValues (Input_Context,
		1691	XNPreeditAttributes, preedit_attr, NULL);
		1692	}
		1693	else
		1694	{
1320	/* Getting the necessary width of preedit area */	1695	/* Getting the necessary width of preedit area */
1321	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1696	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1322	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1697	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1323	XFree(status_attr);	1698	XFree (status_attr);
1324		1699
1325	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1700	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1701	XFree (needed_rect);
1326		1702
1327	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1703	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1328	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1704	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1329		1705
1330	XSetICValues(R->Input_Context,	1706	XSetICValues (Input_Context,
1331	XNPreeditAttributes, preedit_attr,	1707	XNPreeditAttributes, preedit_attr,
1332	XNStatusAttributes, status_attr, NULL);	1708	XNStatusAttributes, status_attr,
		1709	NULL);
1333		1710
		1711	XFree (status_attr);
		1712	}
		1713
1334	XFree(preedit_attr);	1714	XFree (preedit_attr);
1335	XFree(status_attr);
1336	}	1715	}
1337	#endif /* USE_XIM */	1716	#endif /* USE_XIM */
1338		1717
1339	/*----------------------------------------------------------------------*/	1718	void
1340	rxvt_t rxvt_current_term;	1719	rxvt_term::get_window_origin (int &x, int &y)
		1720	{
		1721	Window cr;
		1722	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1723	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1724	}
		1725
		1726	Pixmap
		1727	rxvt_term::get_pixmap_property (int prop_id)
		1728	{
		1729	if (prop_id > 0 && prop_id < NUM_XA)
		1730	if (xa[prop_id])
		1731	{
		1732	int aformat;
		1733	unsigned long nitems, bytes_after;
		1734	Atom atype;
		1735	unsigned char *prop = NULL;
		1736	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1737	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1738	&nitems, &bytes_after, &prop);
		1739	if (result == Success && prop && atype == XA_PIXMAP)
		1740	{
		1741	return *(Pixmap *)prop;
		1742	}
		1743	}
		1744	return None;
		1745	}
		1746
		1747	#ifdef HAVE_BG_PIXMAP
		1748	# if TRACE_PIXMAPS
		1749	# undef update_background
		1750	int rxvt_term::trace_update_background (const char *file, int line)
		1751	{
		1752	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1753	update_background ();
		1754	}
		1755	# endif
		1756
		1757	int
		1758	rxvt_term::update_background ()
		1759	{
		1760	bgPixmap.invalidate ();
		1761
		1762	/* no chance of real time refresh if we are blurring! */
		1763	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1764	bgPixmap.render ();
		1765	else
		1766	{
		1767	update_background_ev.stop ();
		1768
		1769	if (!bgPixmap.need_client_side_rendering())
		1770	update_background_ev.start (.05);
		1771	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1772	update_background_ev.start (.20); /* very slow !!! */
		1773	else
		1774	update_background_ev.start (.07);
		1775	}
		1776
		1777	return 0;
		1778	}
		1779
		1780	void
		1781	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1782	{
		1783	bgPixmap.render ();
		1784	}
		1785
		1786	#endif /* HAVE_BG_PIXMAP */
1341		1787
1342	/*----------------------- end-of-file (C source) -----------------------*/	1788	/*----------------------- end-of-file (C source) -----------------------*/

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