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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 1.297 by sasha, Fri Jan 4 21:31:23 2008 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) 2003-2007 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
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
49	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
50		60
51	void	61	bool
52	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
53	{	63	{
54	if (locale && STRNCMP (locale, curlocale, 128))	64	int size = strlen (locale) + 1;
55	{	65
56	STRNCPY (curlocale, locale, 128);	66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
58	}	74	return true;
59	}	75	}
60		76
61	void *	77	void
62	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
63	{	79	{
64	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
65		83
66	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
67	return p;	149	return len;
68	}
69		150
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	151	}
		152	#endif
75		153
76	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
78	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
80	#endif	161	#endif
81	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	#ifdef HAVE_SCROLLBARS
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#endif
		180	#ifdef USE_XIM
		181	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
83	#endif	182	#endif
84	#ifdef POINTER_BLANK	183	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	184	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
86	#endif	185	#endif
87	x_ev (this, &rxvt_term::x_cb),	186	#ifndef NO_BELL
88	check_ev (this, &rxvt_term::check_cb),	187	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
89	incr_ev (this, &rxvt_term::incr_cb),	188	#endif
90	pty_ev (this, &rxvt_term::pty_cb)	189	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
91	{	190	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		191	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		192	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		193	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		194	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		195	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	197	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		198
		199	termlist.push_back (this);
		200
		201	#ifdef KEYSYM_RESOURCE
		202	keyboard = new keyboard_manager;
		203	#endif
		204	}
		205
		206	// clean up the most important stuff, do *not* call x or free mem etc.
		207	// for use before an emergency exit
		208	void
		209	rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	pty_ev.stop ();
		215	delete pty; pty = 0;
93	}	216	}
94		217
95	rxvt_term::~rxvt_term ()	218	rxvt_term::~rxvt_term ()
96	{	219	{
		220	termlist.erase (find (termlist.begin (), termlist.end(), this));
		221
		222	emergency_cleanup ();
		223
		224	#if ENABLE_STYLES
		225	for (int i = RS_styleCount; --i; )
		226	if (fontset[i] != fontset[0])
		227	delete fontset[i];
		228	#endif
		229	delete fontset[0];
		230
		231	if (display)
		232	{
		233	selection_clear ();
		234
		235	#ifdef USE_XIM
		236	im_destroy ();
		237	#endif
		238	#ifdef XTERM_SCROLLBAR
		239	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		240	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		241	#endif
		242	#ifdef PLAIN_SCROLLBAR
		243	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		244	#endif
		245	#ifdef NEXT_SCROLLBAR
		246	if (blackGC) XFreeGC (dpy, blackGC);
		247	if (whiteGC) XFreeGC (dpy, whiteGC);
		248	if (grayGC) XFreeGC (dpy, grayGC);
		249	if (darkGC) XFreeGC (dpy, darkGC);
		250	if (stippleGC) XFreeGC (dpy, stippleGC);
		251	if (dimple) XFreePixmap (dpy, dimple);
		252	if (upArrow) XFreePixmap (dpy, upArrow);
		253	if (downArrow) XFreePixmap (dpy, downArrow);
		254	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		255	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		256	#endif
		257	#ifdef RXVT_SCROLLBAR
		258	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		259	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		260	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		261	#endif
		262	if (gc) XFreeGC (dpy, gc);
		263
		264	delete drawable;
		265	// destroy all windows
		266	if (parent[0])
		267	XDestroyWindow (dpy, parent[0]);
		268
		269	for (int i = 0; i < TOTAL_COLORS; i++)
		270	if (ISSET_PIXCOLOR (i))
		271	{
		272	pix_colors_focused [i].free (this);
		273	#if OFF_FOCUS_FADING
		274	pix_colors_unfocused [i].free (this);
		275	#endif
		276	}
		277
		278	clear ();
		279	}
		280
		281	#ifdef HAVE_BG_PIXMAP
		282	bgPixmap.destroy ();
		283	#endif
		284	display->flush (); /* ideally .put should do this */
		285	displays.put (display);
		286
97	scr_release ();	287	scr_release ();
98		288
		289	/* clear all resources */
		290	for (int i = 0; i < allocated.size (); i++)
		291	free (allocated [i]);
		292
		293	free (selection.text);
		294	// TODO: manage env vars in child only(!)
		295	free (env_display);
		296	free (env_term);
99	free (locale);	297	free (locale);
100	free (codeset);	298	free (v_buffer);
		299	free (incr_buf);
101		300
102	#ifndef NO_SETOWNER_TTYDEV	301	delete envv;
103	rxvt_privileged_ttydev (this, RESTORE);	302	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		303
116	if (cmd_fd >= 0)	304	#ifdef KEYSYM_RESOURCE
117	close (cmd_fd);	305	delete keyboard;
		306	#endif
		307	#ifndef NO_RESOURCES
		308	XrmDestroyDatabase (option_db);
		309	#endif
		310	}
118		311
119	if (Xfd >= 0)	312	// child has exited, usually destroys
120	XCloseDisplay (Xdisplay);	313	void
		314	rxvt_term::child_cb (ev::child &w, int status)
		315	{
		316	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
121		317
122	delete PixColors;	318	cmd_pid = 0;
		319
		320	if (!option (Opt_hold))
		321	destroy ();
123	}	322	}
124		323
125	void	324	void
126	rxvt_term::destroy ()	325	rxvt_term::destroy ()
127	{	326	{
		327	if (destroy_ev.is_active ())
		328	return;
		329
		330	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		331
		332	#if ENABLE_OVERLAY
		333	scr_overlay_off ();
		334	#endif
		335
		336	if (display)
		337	{
		338	#if USE_XIM
		339	im_ev.stop (display);
		340	#endif
		341	#if HAVE_SCROLLBARS
		342	scrollbar_ev.stop (display);
		343	#endif
		344	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		345	rootwin_ev.stop (display);
		346	#endif
		347	incr_ev.stop ();
		348	termwin_ev.stop (display);
		349	vt_ev.stop (display);
		350	}
		351
128	check_ev.stop ();	352	flush_ev.stop ();
129	pty_ev.stop ();	353	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	354	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	355	cursor_blink_ev.stop ();
133	#endif	356	#endif
134	#ifdef TEXT_BLINK	357	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	358	text_blink_ev.stop ();
136	#endif	359	#endif
		360	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		361	cont_scroll_ev.stop ();
		362	#endif
		363	#ifdef SELECTION_SCROLLING
		364	sel_scroll_ev.stop ();
		365	#endif
137	#ifdef POINTER_BLANK	366	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	367	pointer_ev.stop ();
139	#endif	368	#endif
140		369
141	destroy_ev.start (0);	370	destroy_ev.start ();
142	}	371	}
143		372
144	void	373	void
145	rxvt_term::destroy_cb (time_watcher &w)	374	rxvt_term::destroy_cb (ev::idle &w, int revents)
146	{	375	{
147	SET_R (this);	376	make_current ();
148		377
149	delete this;	378	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	}	379	}
331		380
332	/*----------------------------------------------------------------------*/	381	/*----------------------------------------------------------------------*/
333	/*	382	/*
334	* Exit gracefully, clearing the utmp entry and restoring tty attributes	383	* Exit gracefully, clearing the utmp entry and restoring tty attributes
335	* TODO: if debugging, this should free up any known resources if we can	384	* TODO: if debugging, this should free up any known resources if we can
336	*/	385	*/
337	/* EXTPROTO */	386	static XErrorHandler old_xerror_handler;
338	void
339	rxvt_clean_exit ()
340	{
341	dR;
342		387
343	R->destroy ();	388	static void
		389	rxvt_emergency_cleanup ()
		390	{
		391	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		392	(*t)->emergency_cleanup ();
344	}	393	}
345		394
		395	#if !ENABLE_MINIMAL
		396	static void
		397	print_x_error (Display *dpy, XErrorEvent *event)
		398	{
		399	char buffer[BUFSIZ];
		400	char mesg[BUFSIZ];
		401	char number[32];
		402	char *mtype = "XlibMessage";
		403	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		404	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		405	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		406	rxvt_warn ("%s: %s\n", mesg, buffer);
		407	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		408	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		409	sprintf(number, "%d", event->request_code);
		410	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		411	rxvt_warn ("(which is %s)\n", buffer);
		412	if (event->request_code >= 128) {
		413	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		416	}
		417	if ((event->error_code == BadWindow) ||
		418	(event->error_code == BadPixmap) ||
		419	(event->error_code == BadCursor) ||
		420	(event->error_code == BadFont) ||
		421	(event->error_code == BadDrawable) ||
		422	(event->error_code == BadColor) ||
		423	(event->error_code == BadGC) ||
		424	(event->error_code == BadIDChoice) ||
		425	(event->error_code == BadValue) ||
		426	(event->error_code == BadAtom)) {
		427	if (event->error_code == BadValue)
		428	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		429	mesg, BUFSIZ);
		430	else if (event->error_code == BadAtom)
		431	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		432	mesg, BUFSIZ);
		433	else
		434	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		435	mesg, BUFSIZ);
		436	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		437	}
		438	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		439	mesg, BUFSIZ);
		440	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		441	}
		442	#endif
		443
		444	int
		445	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		446	{
		447	if (GET_R->allowedxerror == -1)
		448	GET_R->allowedxerror = event->error_code;
		449	else
		450	{
		451	// GET_R is most likely not the terminal which caused the error,
		452	// so just output the error and continue
		453	#if ENABLE_MINIMAL
		454	old_xerror_handler (display, event);
		455	#else
		456	print_x_error (display, event);
		457	#endif
		458	}
		459
		460	return 0;
		461	}
		462
		463	int
		464	rxvt_xioerror_handler (Display *display)
		465	{
		466	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		467	DisplayString (display));
		468	rxvt_emergency_cleanup ();
		469	_exit (EXIT_FAILURE);
		470	}
		471
346	/* ------------------------------------------------------------------------- *	472	/*----------------------------------------------------------------------*/
347	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */
349	/* EXTPROTO */
350	void *
351	rxvt_malloc(size_t size)
352	{
353	void *p;
354
355	p = malloc(size);
356	if (p)
357	return p;
358
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360	rxvt_clean_exit();
361	exit(EXIT_FAILURE);
362	/* NOTREACHED */
363	}
364
365	/* EXTPROTO */
366	void *
367	rxvt_calloc(size_t number, size_t size)
368	{
369	void *p;
370
371	p = calloc(number, size);
372	if (p)
373	return p;
374
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
376	rxvt_clean_exit();
377	exit(EXIT_FAILURE);
378	/* NOTREACHED */
379	}
380
381	/* EXTPROTO */
382	void *
383	rxvt_realloc(void *ptr, size_t size)
384	{
385	void *p;
386
387	if (ptr)
388	p = realloc(ptr, size);
389	else
390	p = malloc(size);
391	if (p)
392	return p;
393
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();
396	exit(EXIT_FAILURE);
397	/* NOTREACHED */
398	}
399
400	/* ------------------------------------------------------------------------- *
401	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void	473	void
406	rxvt_privileges(pR_ int mode)	474	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
407	{	475	{
408	#if ! defined(__CYGWIN32__)	476	this->envv = envv;
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	477
410	/* setreuid() is the poor man's setuid(), seteuid() */	478	SET_R (this);
411	# define seteuid(a) setreuid(-1, (a))	479	set_locale ("");
412	# define setegid(a) setregid(-1, (a))	480	set_environ (envv); // few things in X do not call setlocale :(
413	# define HAVE_SETEUID	481
		482	init_vars ();
		483
		484	init_secondary ();
		485
		486	const char **cmd_argv = init_resources (argc, argv);
		487
		488	#ifdef KEYSYM_RESOURCE
		489	keyboard->register_done ();
414	# endif	490	#endif
415	# ifdef HAVE_SETEUID	491
416	switch (mode) {	492	#ifdef HAVE_SCROLLBARS
417	case IGNORE:	493	if (option (Opt_scrollBar))
418	/*	494	scrollBar.setIdle (); /* set existence for size calculations */
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	495	#endif
446	#endif
447	}
448		496
449	#ifdef UTMP_SUPPORT	497	pty = ptytty::create ();
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		498
461	rxvt_privileges(aR_ RESTORE);	499	create_windows (argc, argv);
462	if (action == SAVE) {	500
463	R->next_utmp_action = RESTORE;	501	init_xlocale ();
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	502
465	} else { /* action == RESTORE */	503	scr_reset (); // initialize screen
466	R->next_utmp_action = IGNORE;	504
467	rxvt_cleanutent(aR);	505	#if 0
		506	XSynchronize (dpy, True);
		507	#endif
		508
		509	#ifdef HAVE_SCROLLBARS
		510	if (option (Opt_scrollBar))
		511	resize_scrollbar (); /* create and map scrollbar */
		512	#endif
		513	#ifdef HAVE_BG_PIXMAP
		514	{
		515	bgPixmap.set_target (this);
		516
		517	#ifdef ENABLE_TRANSPARENCY
		518	if (option (Opt_transparent))
		519	{
		520	bgPixmap.set_transparent ();
		521
		522	#ifdef HAVE_AFTERIMAGE
		523	if (rs [Rs_blurradius])
		524	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		525	#endif
		526	if (ISSET_PIXCOLOR (Color_tint))
		527	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		528
		529	if (rs [Rs_shade])
		530	bgPixmap.set_shade (rs [Rs_shade]);
		531
		532	bgPixmap.set_root_pixmap ();
		533	XSelectInput (dpy, display->root, PropertyChangeMask);
		534	rootwin_ev.start (display, display->root);
468	}	535	}
469	rxvt_privileges(aR_ IGNORE);
470	}
471	#endif	536	#endif
472		537
473	#ifndef NO_SETOWNER_TTYDEV	538	#ifdef BG_IMAGE_FROM_FILE
474	/* EXTPROTO */	539	if (rs[Rs_backgroundPixmap])
475	void	540	{
476	rxvt_privileged_ttydev(pR_ char action)	541	const char *p = rs[Rs_backgroundPixmap];
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		542
485	rxvt_privileges(aR_ RESTORE);	543	if ((p = strchr (p, ';')) != 0)
486		544	{
487	if (action == SAVE) {	545	p++;
488	R->next_tty_action = RESTORE;	546	bgPixmap.set_geometry (p);
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	547	}
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	548	else
		549	bgPixmap.set_defaultGeometry ();
		550
		551	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		552	if (!bgPixmap.window_position_sensitive ())
		553	update_background ();
		554	}
494	# endif	555	#endif
495	{	556	}
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	557	#endif
501	}	558
502	} else { /* action == RESTORE */	559	#if ENABLE_PERL
503	R->next_tty_action = IGNORE;	560	rootwin_ev.start (display, display->root);
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	561	#endif
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty->pty >= 0)
		570	pty_ev.start (pty->pty, ev::READ);
		571
		572	HOOK_INVOKE ((this, HOOK_START, DT_END));
		573
		574	#if ENABLE_XEMBED
		575	if (rs[Rs_embed])
512	}	576	{
		577	long info[2] = { 0, XEMBED_MAPPED };
513		578
514	rxvt_privileges(aR_ IGNORE);	579	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
515		580	32, PropModeReplace, (unsigned char *)&info, 2);
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	581	}
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	582	#endif
		583
		584	XMapWindow (dpy, vt);
		585	XMapWindow (dpy, parent[0]);
524	}	586	}
525	#endif	587
		588	static struct sig_handlers
		589	{
		590	ev::sig sw_term, sw_int;
		591
		592	/*
		593	* Catch a fatal signal and tidy up before quitting
		594	*/
		595	void sig_term (ev::sig &w, int revents);
		596
		597	sig_handlers ()
		598	{
		599	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		600	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		601	}
		602	} sig_handlers;
		603
		604	void
		605	sig_handlers::sig_term (ev::sig &w, int revents)
		606	{
		607	rxvt_emergency_cleanup ();
		608	w.stop ();
		609	kill (getpid (), w.signum);
		610	}
		611
		612	char **rxvt_environ; // startup environment
		613
		614	void
		615	rxvt_init ()
		616	{
		617	ptytty::init ();
		618
		619	if (!ev_default_loop (0))
		620	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		621
		622	rxvt_environ = environ;
		623
		624	signal (SIGHUP, SIG_IGN);
		625	signal (SIGPIPE, SIG_IGN);
		626
		627	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		628	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		629
		630	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		631	/* signal (SIGURG, SIG_DFL); */
		632
		633	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		634	// TODO: handle this with exceptions and tolerate the memory loss
		635	XSetIOErrorHandler (rxvt_xioerror_handler);
		636
		637	XrmInitialize ();
		638	}
526		639
527	/*----------------------------------------------------------------------*/	640	/*----------------------------------------------------------------------*/
528	/*	641	/*
529	* window size/position calculcations for XSizeHint and other storage.	642	* window size/position calculations for XSizeHint and other storage.
530	* if width/height are non-zero then override calculated width/height	643	* if width/height are non-zero then override calculated width/height
531	*/	644	*/
532	void	645	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	646	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	647	{
535	short recalc_x, recalc_y;	648	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	649	int x, y, sb_w, flags;
537	unsigned int w, h;	650	unsigned int w, h;
538	unsigned int max_width, max_height;	651	unsigned int max_width, max_height;
539		652
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;	653	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	654	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	655	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		656
547	recalc_x = recalc_y = 0;	657	recalc_x = recalc_y = 0;
548	flags = 0;	658	flags = 0;
		659
549	if (!parsed_geometry) {	660	if (!parsed_geometry)
		661	{
550	parsed_geometry = 1;	662	parsed_geometry = 1;
		663
551	if (rs[Rs_geometry])	664	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	665	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		666
553	if (flags & WidthValue) {	667	if (flags & WidthValue)
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	668	{
		669	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555	szHint.flags |= USSize;	670	szHint.flags |= USSize;
556	}	671	}
		672
557	if (flags & HeightValue) {	673	if (flags & HeightValue)
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	674	{
		675	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	676	szHint.flags |= USSize;
560	}	677	}
		678
561	if (flags & XValue) {	679	if (flags & XValue)
		680	{
562	szHint.x = x;	681	szHint.x = x;
563	szHint.flags |= USPosition;	682	szHint.flags |= USPosition;
		683
564	if (flags & XNegative) {	684	if (flags & XNegative)
		685	{
565	recalc_x = 1;	686	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	687	szHint.win_gravity = NorthEastGravity;
567	}	688	}
568	}	689	}
		690
569	if (flags & YValue) {	691	if (flags & YValue)
		692	{
570	szHint.y = y;	693	szHint.y = y;
571	szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
572	if (flags & YNegative) {	696	if (flags & YNegative)
		697	{
573	recalc_y = 1;	698	recalc_y = 1;
		699
574	if (szHint.win_gravity == NorthEastGravity)	700	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	701	szHint.win_gravity = SouthEastGravity;
576	else	702	else
577	szHint.win_gravity = SouthWestGravity;	703	szHint.win_gravity = SouthWestGravity;
578	}	704	}
579	}	705	}
580	}	706	}
		707
581	/* TODO: BOUNDS */	708	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	709	width = ncol * fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	710	height = nrow * fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	711	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	712	max_height = MAX_ROWS * fheight;
586		713
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	714	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		715
589	sb_w = mb_h = 0;	716	sb_w = 0;
590	window_vt_x = window_vt_y = 0;	717	window_vt_x = window_vt_y = int_bwidth;
591	if (scrollbar_visible (this)) {	718
		719	if (scrollBar.state)
		720	{
592	sb_w = scrollbar_TotalWidth();	721	sb_w = scrollbar_TotalWidth ();
593	szHint.base_width += sb_w;	722	szHint.base_width += sb_w;
		723
594	if (!(Options & Opt_scrollBar_right))	724	if (!option (Opt_scrollBar_right))
595	window_vt_x = sb_w;	725	window_vt_x += sb_w;
596	}	726	}
597	if (menubar_visible (this)) {	727
598	mb_h = menuBar_TotalHeight();
599	szHint.base_height += mb_h;
600	window_vt_y = mb_h;
601	}
602	szHint.width_inc = TermWin.fwidth;	728	szHint.width_inc = fwidth;
603	szHint.height_inc = TermWin.fheight;	729	szHint.height_inc = fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	730	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	731	szHint.min_height = szHint.base_height + szHint.height_inc;
606		732
607	if (width && width - szHint.base_width < max_width) {	733	if (newwidth && newwidth - szHint.base_width < max_width)
		734	{
608	szHint.width = width;	735	szHint.width = newwidth;
609	TermWin.width = width - szHint.base_width;	736	width = newwidth - szHint.base_width;
610	} else {	737	}
611	MIN_IT(TermWin.width, max_width);	738	else
		739	{
		740	min_it (width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	741	szHint.width = szHint.base_width + width;
613	}	742	}
		743
614	if (height && height - szHint.base_height < max_height) {	744	if (newheight && newheight - szHint.base_height < max_height)
		745	{
615	szHint.height = height;	746	szHint.height = newheight;
616	TermWin.height = height - szHint.base_height;	747	height = newheight - szHint.base_height;
617	} else {	748	}
		749	else
		750	{
618	MIN_IT(TermWin.height, max_height);	751	min_it (height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	752	szHint.height = szHint.base_height + height;
620	}	753	}
		754
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	755	if (scrollBar.state && option (Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;	756	window_sb_x = szHint.width - sb_w;
623		757
624	if (recalc_x)	758	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	759	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
626	- szHint.width - 2 * TermWin.ext_bwidth);	760
627	if (recalc_y)	761	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	762	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
629	- szHint.height - 2 * TermWin.ext_bwidth);
630		763
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	764	ncol = width / fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	765	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	}	766	}
638		767
639	/*----------------------------------------------------------------------*/	768	/*----------------------------------------------------------------------*/
640	/*	769	/*
641	* Tell the teletype handler what size the window is.	770	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	771	* Called after a window size change.
643	*/	772	*/
644	void	773	void
645	rxvt_term::tt_winch ()	774	rxvt_term::tt_winch ()
646	{	775	{
		776	if (pty->pty < 0)
		777	return;
		778
647	struct winsize ws;	779	struct winsize ws;
648		780
649	if (cmd_fd < 0)
650	return;
651
652	ws.ws_col = TermWin.ncol;	781	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	782	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	783	ws.ws_xpixel = width;
655	#ifndef DEBUG_SIZE	784	ws.ws_ypixel = height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	785	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
657	#else	786
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	787	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	788	// TIOCSWINSZ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	789	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	790	kill (-cmd_pid, SIGWINCH);
663	# endif
664	#endif	791	#endif
665	}	792	}
666		793
667	/*----------------------------------------------------------------------*/	794	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	795	/* set_fonts () - load and set the various fonts
669	/*	796	*
670	* init = 1 - initialize	797	* init = 1 - initialize
671	*	798	*
672	* fontname == FONT_UP - switch to bigger font	799	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	800	* fontname == FONT_DN - switch to smaller font
674	*/	801	*/
675	/* EXTPROTO */	802	bool
676	void	803	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	804	{
679	}	805	rxvt_fontset *fs = new rxvt_fontset (this);
		806	rxvt_fontprop prop;
680		807
681	/* INTPROTO */	808	if (!fs
		809	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		810	|| !fs->realize_font (1))
		811	{
		812	delete fs;
		813	return false;
		814	}
		815
		816	#if ENABLE_STYLES
		817	for (int i = RS_styleCount; --i; )
		818	if (fontset[i] != fontset[0])
		819	delete fontset[i];
		820	#endif
		821
		822	delete fontset[0];
		823	fontset[0] = fs;
		824
		825	prop = (*fs)[1]->properties ();
		826	prop.height += lineSpace;
		827
		828	fs->set_prop (prop, false);
		829
		830	fwidth = prop.width;
		831	fheight = prop.height;
		832	fbase = prop.ascent;
		833
		834	for (int style = 1; style < 4; style++)
		835	{
		836	#if ENABLE_STYLES
		837	const char *res = rs[Rs_font + style];
		838
		839	if (res && !*res)
		840	fontset[style] = fontset[0];
		841	else
		842	{
		843	fontset[style] = fs = new rxvt_fontset (this);
		844	rxvt_fontprop prop2 = prop;
		845
		846	if (res)
		847	{
		848	fs->populate (res);
		849	fs->set_prop (prop2, false);
		850	}
		851	else
		852	{
		853	fs->populate (fontset[0]->fontdesc);
		854
		855	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		856	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		857
		858	fs->set_prop (prop2, true);
		859	}
		860
		861	}
		862	#else
		863	fontset[style] = fontset[0];
		864	#endif
		865	}
		866
		867	if (parent[0])
		868	{
		869	resize_all_windows (0, 0, 0);
		870	scr_remap_chars ();
		871	scr_touch (true);
		872	}
		873
		874	return true;
		875	}
		876
682	void	877	void
683	rxvt_font_up_down(pR_ int n, int direction)	878	rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	879	{
		880	XChangeProperty (dpy, parent[0],
		881	prop, XA_STRING, 8, PropModeReplace,
		882	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		883	}
		884
		885	void
		886	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		887	{
		888	wchar_t *ws = rxvt_mbstowcs (str, len);
		889	char *s = rxvt_wcstoutf8 (ws);
		890
		891	XChangeProperty (dpy, parent[0],
		892	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		893	(const unsigned char *)s, strlen (s));
		894
		895	free (s);
		896	free (ws);
685	}	897	}
686		898
687	/*----------------------------------------------------------------------*/	899	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	900	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	901	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	902	void
692	rxvt_set_title(pR_ const char *str)	903	rxvt_term::set_title (const char *str)
693	{	904	{
694	#ifndef SMART_WINDOW_TITLE	905	set_string_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	906	#if ENABLE_EWMH
696	#else	907	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	908	#endif
706	}	909	}
707		910
708	/* EXTPROTO */
709	void	911	void
710	rxvt_set_iconName(pR_ const char *str)	912	rxvt_term::set_icon_name (const char *str)
711	{	913	{
712	#ifndef SMART_WINDOW_TITLE	914	set_string_property (XA_WM_ICON_NAME, str);
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	915	#if ENABLE_EWMH
714	#else	916	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	917	#endif
724	}	918	}
725		919
		920	void
		921	rxvt_term::set_window_color (int idx, const char *color)
		922	{
726	#ifdef XTERM_COLOR_CHANGE	923	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;	924	rxvt_color xcol;
732	int i;	925	int i;
733		926
734	if (color == NULL || *color == '\0')	927	if (color == NULL || *color == '\0')
735	return;	928	return;
736		929
		930	color = strdup (color);
		931	allocated.push_back ((void *)color);
		932	rs[Rs_color + idx] = color;
		933
737	/* handle color aliases */	934	/* handle color aliases */
738	if (isdigit(*color)) {	935	if (isdigit (*color))
		936	{
739	i = atoi(color);	937	i = atoi (color);
740	if (i >= 8 && i <= 15) { /* bright colors */	938
741	i -= 8;	939	if (i >= 8 && i <= 15)
742	# ifndef NO_BRIGHTCOLOR	940	{
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	941	/* bright colors */
744	SET_PIXCOLOR(R, idx);	942	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
745	goto Done;	943	goto done;
746	# endif
747	}	944	}
748	if (i >= 0 && i <= 7) { /* normal colors */	945
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];	946	if (i >= 0 && i <= 7)
750	SET_PIXCOLOR(R, idx);	947	{
		948	/* normal colors */
		949	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
751	goto Done;	950	goto done;
752	}	951	}
753	}	952	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757		953
758	/*	954	set_color (xcol, color);
		955
		956	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,	957	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap	958	* so just keep gobbling up the colormap
761	*/	959	*/
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		960
773	R->PixColors[idx] = xcol;	961	pix_colors_focused[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775		962
776	/* XSetWindowAttributes attr; */	963	done:
777	/* Cursor cursor; */
778	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. */	964	/*TODO: handle Color_BD, scrollbar background, etc. */
784		965
785	rxvt_set_colorfgbg (aR);	966	update_fade_color (idx);
786	R->recolour_cursor ();	967	recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */	968	scr_recolour ();
788	rxvt_scr_poweron (aR);	969	#endif /* XTERM_COLOR_CHANGE */
789	}	970	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */
794		971
795	void	972	void
796	rxvt_term::recolour_cursor ()	973	rxvt_term::recolour_cursor ()
797	{	974	{
798	#if TODO	975	XColor fg, bg;
799	rxvt_color xcol[2];
800		976
801	xcol[0] = PixColors[Color_pointer];	977	(ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	978	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	979	: pix_colors_focused[Color_fg]).get (fg);
		980
		981	(ISSET_PIXCOLOR (Color_pointer_bg)
		982	? pix_colors_focused[Color_pointer_bg]
		983	: pix_colors_focused[Color_bg]).get (bg);
		984
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	985	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
805	#endif
806	}	986	}
807		987
808	/*----------------------------------------------------------------------*/	988	/*----------------------------------------------------------------------*/
809	/*	989	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	990	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	991	*/
812	/* INTPROTO */
813	void	992	void
814	rxvt_set_colorfgbg(pR)	993	rxvt_term::set_colorfgbg ()
815	{	994	{
816	unsigned int i;	995	unsigned int i;
817	const char *xpmb = "\0";	996	const char *xpmb = "";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	997	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		998
820	R->env_colorfgbg =	999	strcpy (fstr, "default");
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1000	strcpy (bstr, "default");
822	STRCPY(fstr, "default");
823	STRCPY(bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1001	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1002	if (pix_colors[Color_fg] == pix_colors[i])
		1003	{
826	sprintf(fstr, "%d", (i - Color_Black));	1004	sprintf (fstr, "%d", (i - Color_Black));
827	break;	1005	break;
828	}	1006	}
		1007
829	for (i = Color_Black; i <= Color_White; i++)	1008	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1009	if (pix_colors[Color_bg] == pix_colors[i])
		1010	{
831	sprintf(bstr, "%d", (i - Color_Black));	1011	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1012	#ifdef BG_IMAGE_FROM_FILE
833	xpmb = "default;";	1013	xpmb = "default;";
834	#endif	1014	#endif
835	break;	1015	break;
836	}	1016	}
		1017
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1018	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	}	1019	}
850		1020
851	/*----------------------------------------------------------------------*/	1021	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1022
857	/* EXTPROTO */	1023	bool
858	int	1024	rxvt_term::set_color (rxvt_color &color, const char *name)
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
860	{	1025	{
861	screen_in_out->set(aR_ colour);	1026	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;	1027	return true;
		1028
		1029	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1030	return false;
		1031	}
		1032
		1033	void
		1034	rxvt_term::alias_color (int dst, int src)
		1035	{
		1036	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
869	}	1037	}
870		1038
871	/* -------------------------------------------------------------------- *	1039	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1040	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1041	* -------------------------------------------------------------------- */
874	void	1042	void
875	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1043	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
876	{	1044	{
877	int fix_screen;	1045	int fix_screen;
		1046	int old_width = szHint.width;
		1047	int old_height = szHint.height;
878		1048
879	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;
881	#endif
882
883	window_calc (width, height);	1049	window_calc (newwidth, newheight);
		1050
		1051	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1052	XSetWMNormalHints (dpy, parent[0], &szHint);
		1053
885	if (!ignoreparent)	1054	if (!ignoreparent)
886	{	1055	{
887	#ifdef SMART_RESIZE	1056	#ifdef SMART_RESIZE
888	/*	1057	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1058	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1061	int x, y, x1, y1;
893	int dx, dy;	1062	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1063	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1064	Window unused_cr;
896		1065
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1066	XTranslateCoordinates (dpy, parent[0], display->root,
898	0, 0, &x, &y, &unused_cr);	1067	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1068	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1069	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1070	/*
902	* if Xroot isn't the parent window, a WM will probably have offset	1071	* if display->root isn't the parent window, a WM will probably have offset
903	* our position for handles and decorations. Counter it	1072	* our position for handles and decorations. Counter it
904	*/	1073	*/
905	if (x1 != x || y1 != y) {	1074	if (x1 != x || y1 != y)
		1075	{
906	x -= x1;	1076	x -= x1;
907	y -= y1;	1077	y -= y1;
908	}	1078	}
909		1079
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1080	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1081	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1082	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1083	dy = old_height - szHint.height;
914		1084
915	/* Check position of the center of the window */	1085	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1086	if (x < x1) /* left half */
917	dx = 0;	1087	dx = 0;
918	else if (x == x1) /* exact center */	1088	else if (x == x1) /* exact center */
919	dx /= 2;	1089	dx /= 2;
920	if (y < y1) /* top half */	1090	if (y < y1) /* top half */
921	dy = 0;	1091	dy = 0;
922	else if (y == y1) /* exact center */	1092	else if (y == y1) /* exact center */
923	dy /= 2;	1093	dy /= 2;
924		1094
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1095	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
926	szHint.width, szHint.height);	1096	szHint.width, szHint.height);
927	#else	1097	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1098	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
929	szHint.height);
930	#endif	1099	#endif
931	}	1100	}
932		1101
933	fix_screen = (TermWin.ncol != prev_ncol	1102	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
934	|| TermWin.nrow != prev_nrow);
935		1103
936	if (fix_screen || width != old_width || height != old_height)	1104	if (fix_screen || newwidth != old_width || newheight != old_height)
937	{	1105	{
938	if (scrollbar_visible (this))	1106	if (scrollBar.state)
939	{	1107	{
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1108	XMoveResizeWindow (dpy, scrollBar.win,
		1109	window_sb_x, 0,
941	0, scrollbar_TotalWidth (), szHint.height);	1110	scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();	1111	resize_scrollbar ();
943	}	1112	}
944		1113
945	if (menubar_visible (this))	1114	XMoveResizeWindow (dpy, vt,
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1115	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 ());	1116	width, height);
952	#ifdef RXVT_GRAPHICS	1117
953	if (old_height)	1118	#ifdef HAVE_BG_PIXMAP
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,	1119	if (bgPixmap.window_size_sensitive ())
955	old_height - szHint.base_height);	1120	update_background ();
956	#endif	1121	#endif
		1122
957	scr_clear ();	1123	scr_clear ();
958	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);
960	#endif
961	}	1124	}
962		1125
963	if (fix_screen || old_height == 0)	1126	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();	1127	scr_reset ();
978		1128
979	if (curr_screen >= 0) /* this is not the first time through */	1129	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
980	{	1130	//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		1131
986	old_width = szHint.width;	1132	#ifdef HAVE_BG_PIXMAP
987	old_height = szHint.height;	1133	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1134	// if (bgPixmap.pixmap)
		1135	// scr_touch (false);
		1136	#endif
988		1137
989	#ifdef USE_XIM	1138	#ifdef USE_XIM
990	rxvt_IMSetStatusPosition (this);	1139	IMSetPosition ();
991	#endif	1140	#endif
992	}	1141	}
993		1142
994	/*	1143	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1144	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1145	* good for toggling 80/132 columns
997	*/	1146	*/
998	/* EXTPROTO */
999	void	1147	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1148	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001	{	1149	{
1002	XWindowAttributes wattr;	1150	XWindowAttributes wattr;
1003		1151
1004	if (width == 0 || height == 0) {	1152	if (newwidth == 0 || newheight == 0)
		1153	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1154	XGetWindowAttributes (dpy, display->root, &wattr);
		1155
1006	if (width == 0)	1156	if (newwidth == 0)
1007	width = wattr.width - R->szHint.base_width;	1157	newwidth = wattr.width - szHint.base_width;
1008	if (height == 0)	1158	if (newheight == 0)
1009	height = wattr.height - R->szHint.base_height;	1159	newheight = wattr.height - szHint.base_height;
		1160	}
		1161
		1162	if (newwidth != width || newheight != height)
1010	}	1163	{
1011	if (width != R->TermWin.width || height != R->TermWin.height) {
1012	width += R->szHint.base_width;	1164	newwidth += szHint.base_width;
1013	height += R->szHint.base_height;	1165	newheight += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1166	resize_all_windows (newwidth, newheight, 0);
1015	}	1167	}
1016	}	1168	}
1017		1169
1018	/* -------------------------------------------------------------------- *	1170	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1171	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1172	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1173	#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		1174
1031	void	1175	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1176	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033	{	1177	{
1034	*fg = PixColors[Color_fg];	1178	fg = pix_colors [Color_fg];
1035	*bg = PixColors[Color_bg];	1179	bg = pix_colors [Color_bg];
		1180	}
		1181
		1182	void
		1183	rxvt_term::im_set_size (XRectangle &size)
		1184	{
		1185	// the int_bwidth terms make no sense to me
		1186	size.x = int_bwidth;
		1187	size.y = int_bwidth;
		1188	size.width = Width2Pixel (ncol) + int_bwidth;
		1189	size.height = Height2Pixel (nrow) + int_bwidth;
		1190	}
		1191
		1192	void
		1193	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1194	XRectangle &status_rect,
		1195	const XRectangle &needed_rect)
		1196	{
		1197	preedit_rect.x = needed_rect.width;
		1198	preedit_rect.y = 0;
		1199	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1200	preedit_rect.height = fheight;
		1201
		1202	status_rect.x = 0;
		1203	status_rect.y = 0;
		1204	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1205	status_rect.height = fheight;
1036	}	1206	}
1037		1207
1038	/* Checking whether input method is running. */	1208	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1209	bool
1041	rxvt_IMisRunning(pR)	1210	rxvt_term::IMisRunning ()
1042	{	1211	{
1043	char *p;	1212	char *p;
1044	Atom atom;	1213	Atom atom;
1045	Window win;	1214	Window win;
1046	char server[IMBUFSIZ];	1215	char server[IMBUFSIZ];
1047		1216
1048	/* get current locale modifier */	1217	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1218	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1219	{
1050	STRCPY(server, "@server=");	1220	strcpy (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1221	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1222
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1223	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1053	*p = '\0';	1224	*p = '\0';
1054		1225
1055	atom = XInternAtom(R->Xdisplay, server, False);	1226	atom = XInternAtom (dpy, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1227	win = XGetSelectionOwner (dpy, atom);
		1228
1057	if (win != None)	1229	if (win != None)
1058	return True;	1230	return True;
1059	}	1231	}
		1232
1060	return False;	1233	return False;
1061	}	1234	}
1062		1235
1063	/* EXTPROTO */
1064	void	1236	void
1065	rxvt_IMSendSpot(pR)	1237	rxvt_term::IMSendSpot ()
1066	{	1238	{
1067	XPoint spot;	1239	XPoint nspot;
1068	XVaNestedList preedit_attr;	1240	XVaNestedList preedit_attr;
1069		1241
1070	if (R->Input_Context == NULL	1242	if (!Input_Context
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1243	|| !focus
1072	|| !(R->event_type == KeyPress	1244	|| !(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;	1245	return;
1079		1246
1080	R->set_position (&spot);	1247	im_set_position (nspot);
1081		1248
		1249	if (nspot.x == spot.x && nspot.y == spot.y)
		1250	return;
		1251
		1252	spot = nspot;
		1253
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1254	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1255	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1256	XFree (preedit_attr);
1085	}	1257	}
1086		1258
1087	void	1259	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1260	rxvt_term::im_destroy ()
1089	XRectangle * needed_rect)
1090	{	1261	{
1091	int mbh, vtx = 0;	1262	if (input_method)
		1263	{
		1264	if (Input_Context && input_method->xim)
		1265	XDestroyIC (Input_Context);
1092		1266
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1267	display->put_xim (input_method);
1094	vtx = scrollbar_TotalWidth();	1268	input_method = 0;
		1269	}
1095		1270
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;	1271	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	}	1272	}
		1273
		1274	#ifdef ENABLE_XIM_ONTHESPOT
		1275
		1276	static void
		1277	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1278	{
		1279	((rxvt_term *)client_data)->make_current ();
		1280	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1281	}
		1282
		1283	static void
		1284	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1285	{
		1286	((rxvt_term *)client_data)->make_current ();
		1287	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1288	}
		1289
		1290	static void
		1291	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1292	{
		1293	rxvt_term *term = (rxvt_term *)client_data;
		1294	XIMText *text = call_data->text;
		1295
		1296	term->make_current ();
		1297
		1298	if (text)
		1299	{
		1300	void *str;
		1301
		1302	if (!text->encoding_is_wchar && text->string.multi_byte)
		1303	{
		1304	// of course, X makes it ugly again
		1305	if (term->rs[Rs_imLocale])
		1306	SET_LOCALE (term->rs[Rs_imLocale]);
		1307
		1308	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1309	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1310
		1311	if (term->rs[Rs_imLocale])
		1312	SET_LOCALE (term->locale);
		1313	}
		1314	else
		1315	str = (void *)text->string.wide_char;
		1316
		1317	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1318	DT_INT, call_data->caret,
		1319	DT_INT, call_data->chg_first,
		1320	DT_INT, call_data->chg_length,
		1321	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1322	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1323	DT_END));
		1324	}
		1325	else
		1326	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1327	DT_INT, call_data->caret,
		1328	DT_INT, call_data->chg_first,
		1329	DT_INT, call_data->chg_length,
		1330	DT_END));
		1331	}
		1332
		1333	#if 0
		1334	static void
		1335	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1336	{
		1337	((rxvt_term *)client_data)->make_current ();
		1338	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1339	DT_INT, call_data->position,
		1340	DT_INT, call_data->direction,
		1341	DT_INT, call_data->style,
		1342	DT_END));
		1343	}
		1344	#endif
		1345
		1346	#endif
1127		1347
1128	/*	1348	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1349	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1350	* open a suitable preedit type
1131	*/	1351	*/
1132	static Bool	1352	bool
1133	rxvt_IM_get_IC (pR)	1353	rxvt_term::IM_get_IC (const char *modifiers)
1134	{	1354	{
1135	int i, j, found;	1355	int i, j, found;
1136	XIM xim;	1356	XIM xim;
1137	XPoint spot;	1357	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1358	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1359	unsigned long fg, bg;
1140	const char *p;	1360	const char *p;
1141	char **s;	1361	char **s;
1142	XIMStyles *xim_styles;	1362	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;	1363	#ifdef ENABLE_XIM_ONTHESPOT
1144	XIMCallback ximcallback;	1364	XIMCallback xcb[4];
		1365	#endif
1145		1366
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1367	set_environ (envv);
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1368
1148	if (xim == NULL)	1369	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1149	return False;	1370	return false;
1150		1371
		1372	input_method = display->get_xim (locale, modifiers);
		1373	if (input_method == NULL)
		1374	return false;
		1375
		1376	xim = input_method->xim;
		1377	spot.x = spot.y = -1;
		1378
1151	xim_styles = NULL;	1379	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1380	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1381	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1382	{
		1383	im_destroy ();
1155	return False;	1384	return false;
		1385	}
		1386
		1387	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1388
		1389	for (int pi = 0; pi < 2; pi++)
1156	}	1390	{
		1391	p = pet[pi];
1157		1392
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1393	if (!p)
1159	: "OverTheSpot,OffTheSpot,Root";	1394	continue;
		1395
1160	s = rxvt_splitcommastring(p);	1396	s = rxvt_splitcommastring (p);
		1397
1161	for (i = found = 0; !found && s[i]; i++) {	1398	for (i = found = 0; !found && s[i]; i++)
		1399	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1400	if (!strcmp (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1401	input_style = XIMPreeditPosition | XIMStatusNothing;
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1402	else if (!strcmp (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1403	input_style = XIMPreeditArea | XIMStatusArea;
1166	else if (!STRCMP(s[i], "Root"))	1404	else if (!strcmp (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1405	input_style = XIMPreeditNothing | XIMStatusNothing;
		1406	else if (!strcmp (s[i], "None"))
		1407	input_style = XIMPreeditNone | XIMStatusNone;
		1408	#ifdef ENABLE_XIM_ONTHESPOT
		1409	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1410	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1411	#endif
		1412	else
		1413	input_style = XIMPreeditNothing | XIMStatusNothing;
1168		1414
1169	for (j = 0; j < xim_styles->count_styles; j++)	1415	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1416	if (input_style == xim_styles->supported_styles[j])
		1417	{
		1418	rxvt_freecommastring (s);
		1419
1171	found = 1;	1420	found = 1;
1172	break;	1421	goto foundpet;
1173	}	1422	}
		1423
		1424	}
		1425
		1426	rxvt_freecommastring (s);
1174	}	1427	}
1175	for (i = 0; s[i]; i++)	1428
1176	free(s[i]);	1429	foundpet:
1177	free(s);	1430
1178	XFree(xim_styles);	1431	XFree (xim_styles);
1179		1432
1180	if (!found) {	1433	if (!found)
1181	XCloseIM(xim);	1434	{
		1435	im_destroy ();
1182	return False;	1436	return false;
		1437	}
		1438
		1439	XFontSet fs = 0;
		1440	XVaNestedList preedit_attr = 0, status_attr = 0;
		1441
		1442	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183	}	1443	{
		1444	// fake us a font-set, please
		1445	char **missing_charset_list;
		1446	int missing_charset_count;
		1447	char *def_string;
		1448	char pat[512];
1184		1449
1185	ximcallback.callback = rxvt_IMDestroyCallback;	1450	sprintf (pat,
		1451	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1452	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1453	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1454	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1455	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1456	"*",
		1457	fheight,
		1458	fheight + 1, fheight - 1,
		1459	fheight - 2, fheight + 2);
1186		1460
1187	/* XXX: not sure why we need this (as well as IC one below) */	1461	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1462	&missing_charset_list, &missing_charset_count, &def_string);
1189		1463
1190	preedit_attr = status_attr = NULL;	1464	if (missing_charset_list)
		1465	XFreeStringList (missing_charset_list);
1191		1466
		1467	if (!fs)
		1468	{
		1469	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1470	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1471	}
		1472	}
		1473
1192	if (R->input_style & XIMPreeditPosition) {	1474	if (input_style & XIMPreeditPosition)
		1475	{
1193	R->set_size (&rect);	1476	im_set_size (rect);
1194	R->set_position (&spot);	1477	im_set_position (spot);
1195	R->set_color (&fg, &bg);	1478	im_set_color (fg, bg);
1196		1479
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1480	preedit_attr = XVaCreateNestedList (0,
		1481	XNForeground, fg,
		1482	XNBackground, bg,
		1483	XNArea, &rect,
1198	XNSpotLocation, &spot,	1484	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,	1485	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);	1486	NULL);
1221	}	1487	}
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1488	else if (input_style & XIMPreeditArea)
		1489	{
		1490	im_set_color (fg, bg);
		1491
		1492	/*
		1493	* The necessary width of preedit area is unknown
		1494	* until create input context.
		1495	*/
		1496	needed_rect.width = 0;
		1497	im_set_preedit_area (rect, status_rect, needed_rect);
		1498
		1499	preedit_attr = XVaCreateNestedList (0,
		1500	XNForeground, fg,
		1501	XNBackground, bg,
		1502	XNArea, &rect,
		1503	XNFontSet, fs,
		1504	NULL);
		1505	status_attr = XVaCreateNestedList (0,
		1506	XNForeground, fg,
		1507	XNBackground, bg,
		1508	XNArea, &status_rect,
		1509	XNFontSet, fs,
		1510	NULL);
		1511	}
		1512	#if ENABLE_XIM_ONTHESPOT
		1513	else if (input_style & XIMPreeditCallbacks)
		1514	{
		1515	im_set_position (spot);
		1516
		1517	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1518	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1519	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1520	# if 0
		1521	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1522	# endif
		1523
		1524	preedit_attr = XVaCreateNestedList (0,
		1525	XNSpotLocation, &spot,
		1526	XNPreeditStartCallback, &xcb[0],
		1527	XNPreeditDoneCallback , &xcb[1],
		1528	XNPreeditDrawCallback , &xcb[2],
		1529	# if 0
		1530	XNPreeditCaretCallback, &xcb[3],
		1531	# endif
		1532	NULL);
		1533	}
		1534	#endif
		1535
		1536	Input_Context = XCreateIC (xim,
		1537	XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1538	XNClientWindow, vt,
1224	XNFocusWindow, R->TermWin.parent[0],	1539	XNFocusWindow, parent[0],
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1540	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1541	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1542	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1543	status_attr, NULL);
1230	if (preedit_attr)	1544
1231	XFree(preedit_attr);	1545	if (preedit_attr) XFree (preedit_attr);
1232	if (status_attr)	1546	if (status_attr) XFree (status_attr);
1233	XFree(status_attr);	1547	if (fs) XFreeFontSet (dpy, fs);
		1548
1234	if (R->Input_Context == NULL) {	1549	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1550	{
1236	XCloseIM(xim);	1551	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1552	im_destroy ();
1237	return False;	1553	return false;
1238	}	1554	}
1239	if (R->input_style & XIMPreeditArea)	1555
1240	rxvt_IMSetStatusPosition(aR);	1556	#if 0
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1557	// unfortunately, only the focus window is used by XIM, hard to fix
		1558	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1559	vt_select_input ();
		1560	#endif
		1561
		1562	IMSetPosition ();
		1563
1242	return True;	1564	return true;
1243	}	1565	}
1244		1566
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	1567	void
1254	rxvt_IMInstantiateCallback(Display * unused	1568	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1569	{
1259	dR;	1570	int i;
1260	int i, found, had_im;
1261	const char *p;	1571	const char *p;
1262	char **s;	1572	char **s;
1263	char buf[IMBUFSIZ];	1573	char buf[IMBUFSIZ];
1264		1574
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1575	make_current ();
		1576
		1577	im_destroy ();
		1578
1266	if (R->Input_Context)	1579	if (Input_Context)
1267	return;	1580	return;
1268		1581
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1582	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1583	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1584	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif	1585	#endif
1273		1586
1274	p = R->rs[Rs_inputMethod];	1587	p = rs[Rs_inputMethod];
1275	if (p && *p)	1588	if (p && *p)
1276	{	1589	{
1277	bool found = false;	1590	bool found = false;
1278		1591
1279	s = rxvt_splitcommastring (p);	1592	s = rxvt_splitcommastring (p);
		1593
1280	for (i = 0; s[i]; i++)	1594	for (i = 0; s[i]; i++)
1281	{	1595	{
1282	if (*s[i])	1596	if (*s[i])
1283	{	1597	{
1284	STRCPY (buf, "@im=");	1598	strcpy (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1599	strncat (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1600	if (IM_get_IC (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1601	{
1289	found = true;	1602	found = true;
1290	break;	1603	break;
1291	}	1604	}
1292	}	1605	}
1293	}	1606	}
1294	for (i = 0; s[i]; i++)	1607
1295	free(s[i]);	1608	rxvt_freecommastring (s);
1296	free(s);
1297		1609
1298	if (found)	1610	if (found)
1299	goto done;	1611	goto done;
1300	}	1612	}
1301		1613
1302	/* try with XMODIFIERS env. var. */	1614	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1615	if (IM_get_IC (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1616	goto done;
1306		1617
1307	/* try with no modifiers base IF the user didn't specify an IM */	1618	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1619	if (IM_get_IC ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1620	goto done;
1311		1621
1312	done:	1622	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1623	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1624	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1625	SET_LOCALE (locale);
1316	#endif	1626	#endif
1317	}	1627	}
1318		1628
1319	/* EXTPROTO */
1320	void	1629	void
1321	rxvt_IMSetStatusPosition(pR)	1630	rxvt_term::IMSetPosition ()
1322	{	1631	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1632	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1633	XVaNestedList preedit_attr, status_attr;
1325		1634
1326	if (R->Input_Context == NULL	1635	if (!Input_Context
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1636	|| !focus
		1637	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1328	|| !rxvt_IMisRunning(aR))	1638	|| !IMisRunning ())
1329	return;	1639	return;
1330		1640
		1641	if (input_style & XIMPreeditPosition)
		1642	{
		1643	im_set_size (preedit_rect);
		1644	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1645
		1646	XSetICValues (Input_Context,
		1647	XNPreeditAttributes, preedit_attr, NULL);
		1648	}
		1649	else
		1650	{
1331	/* Getting the necessary width of preedit area */	1651	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1652	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1653	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1654	XFree (status_attr);
1335		1655
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1656	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1657	XFree (needed_rect);
1337		1658
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1659	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1660	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1661
1341	XSetICValues(R->Input_Context,	1662	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1663	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1664	XNStatusAttributes, status_attr,
		1665	NULL);
1344		1666
		1667	XFree (status_attr);
		1668	}
		1669
1345	XFree(preedit_attr);	1670	XFree (preedit_attr);
1346	XFree(status_attr);
1347	}	1671	}
1348	#endif /* USE_XIM */	1672	#endif /* USE_XIM */
1349		1673
1350	/*----------------------------------------------------------------------*/	1674	void
1351	rxvt_t rxvt_current_term;	1675	rxvt_term::get_window_origin (int &x, int &y)
		1676	{
		1677	Window cr;
		1678	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1679	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1680	}
		1681
		1682	Pixmap
		1683	rxvt_term::get_pixmap_property (int prop_id)
		1684	{
		1685	if (prop_id > 0 && prop_id < NUM_XA)
		1686	if (xa[prop_id])
		1687	{
		1688	int aformat;
		1689	unsigned long nitems, bytes_after;
		1690	Atom atype;
		1691	unsigned char *prop = NULL;
		1692	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1693	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1694	&nitems, &bytes_after, &prop);
		1695	if (result == Success && prop && atype == XA_PIXMAP)
		1696	return *(Pixmap *)prop;
		1697	}
		1698
		1699	return None;
		1700	}
		1701
		1702	#ifdef HAVE_BG_PIXMAP
		1703	# if TRACE_PIXMAPS
		1704	# undef update_background
		1705	void
		1706	rxvt_term::trace_update_background (const char *file, int line)
		1707	{
		1708	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1709	update_background ();
		1710	}
		1711	# endif
		1712
		1713	void
		1714	rxvt_term::update_background ()
		1715	{
		1716	if (update_background_ev.is_active ())
		1717	return;
		1718
		1719	bgPixmap.invalidate ();
		1720
		1721	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1722
		1723	if (to_wait <= 0.)
		1724	bgPixmap.render ();
		1725	else
		1726	update_background_ev.start (to_wait);
		1727	}
		1728
		1729	void
		1730	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1731	{
		1732	make_current ();
		1733
		1734	update_background_ev.stop ();
		1735	bgPixmap.render ();
		1736	refresh_check ();
		1737	}
		1738
		1739	#endif /* HAVE_BG_PIXMAP */
1352		1740
1353	/*----------------------- end-of-file (C source) -----------------------*/	1741	/*----------------------- end-of-file (C source) -----------------------*/

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