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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.10 by pcg, Wed Dec 3 23:19:44 2003 UTC vs.
Revision 1.385 by sf-exg, Sun Dec 30 11:34:43 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.10 2003/12/03 23:19:44 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) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
		60	static char curlocale[128], savelocale[128];
		61
		62	bool
		63	rxvt_set_locale (const char *locale) NOTHROW
		64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
		74	setlocale (LC_CTYPE, curlocale);
		75	return true;
		76	}
		77
47	void *	78	void
48	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
49	{	80	{
50	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
51		84
52	MEMSET (p, 0, s);	85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
		91	#if ENABLE_COMBINING
		92	class rxvt_composite_vec rxvt_composite;
		93
		94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		95	{
		96	compose_char *cc;
		97
		98	// break compose chains, as stupid readline really likes to duplicate
		99	// composing characters for some reason, near the end of a line.
		100	cc = (*this)[c1];
		101	while (cc)
		102	{
		103	if (cc->c2 == c2) return c1;
		104	cc = (*this)[cc->c1];
		105	}
		106
		107	// check to see whether this combination already exists otherwise
		108	for (cc = v.begin (); cc < v.end (); cc++)
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111
		112	// allocate a new combination
		113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		114	{
		115	static int seen;
		116
		117	if (!seen++)
		118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		119
		120	return REPLACEMENT_CHAR;
		121	}
		122
		123	v.push_back (compose_char (c1, c2));
		124
		125	return v.size () - 1 + COMPOSE_LO;
		126	}
		127
		128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		129	{
		130	compose_char *cc = (*this)[c];
		131
		132	if (!cc)
		133	{
		134	if (r) *r = c;
		135	return 1;
		136	}
		137
		138	int len = expand (cc->c1, r);
		139
		140	if (r) r += len;
		141
		142	if (cc->c2 != NOCHAR)
		143	{
		144	len++;
		145	if (r) *r++ = cc->c2;
		146	}
		147
53	return p;	148	return len;
54	}
55		149
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	150	}
		151	#endif
61		152
62	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	154	{
		155	#if HAVE_BG_PIXMAP
		156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		157	#endif
64	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		160	#endif
		161	#ifdef TEXT_BLINK
		162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	179	#endif
67	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	182	#endif
70	x_ev (this, &rxvt_term::x_cb),	183	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb)	185	#endif
73	{	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
75	}	212	}
76		213
77	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
78	{	215	{
79	rxvt_scr_release (this);	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		217
81	#ifndef NO_SETOWNER_TTYDEV	218	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
83	#endif	224	#endif
84	#ifdef UTMP_SUPPORT	225	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
86	#endif	229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238	selection_clear (true);
		239
87	#ifdef USE_XIM	240	#if USE_XIM
88	if (Input_Context != NULL)	241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244	if (gc) XFreeGC (dpy, gc);
		245
		246	delete drawable;
		247	// destroy all windows
		248	if (parent)
		249	XDestroyWindow (dpy, parent);
		250
		251	for (int i = 0; i < TOTAL_COLORS; i++)
		252	if (ISSET_PIXCOLOR (i))
		253	{
		254	pix_colors_focused [i].free (this);
		255	#if OFF_FOCUS_FADING
		256	pix_colors_unfocused [i].free (this);
		257	#endif
		258	}
		259
		260	clear ();
		261
		262	display->flush (); /* ideally .put should do this */
		263	displays.put (display);
89	{	264	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		265
95	if (cmd_fd >= 0)	266	scr_release ();
96	close (cmd_fd);
97		267
98	if (Xfd >= 0)	268	/* clear all resources */
99	XCloseDisplay (Xdisplay);	269	for (int i = 0; i < allocated.size (); i++)
		270	free (allocated [i]);
100		271
101	delete PixColors;	272	free (selection.text);
		273	free (selection.clip_text);
		274	free (locale);
		275	free (v_buffer);
		276
		277	delete selection_req;
		278
		279	delete envv;
		280	delete argv;
		281
		282	#ifdef KEYSYM_RESOURCE
		283	delete keyboard;
		284	#endif
		285	#ifndef NO_RESOURCES
		286	XrmDestroyDatabase (option_db);
		287	#endif
		288	}
		289
		290	// child has exited, usually destroys
		291	void
		292	rxvt_term::child_cb (ev::child &w, int status)
		293	{
		294	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		295
		296	cmd_pid = 0;
		297
		298	if (!option (Opt_hold))
		299	destroy ();
102	}	300	}
103		301
104	void	302	void
105	rxvt_term::destroy ()	303	rxvt_term::destroy ()
106	{	304	{
		305	if (destroy_ev.is_active ())
		306	return;
		307
		308	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		309
		310	#if ENABLE_OVERLAY
		311	scr_overlay_off ();
		312	#endif
		313
		314	if (display)
		315	{
		316	#if USE_XIM
		317	im_ev.stop (display);
		318	#endif
		319	scrollbar_ev.stop (display);
		320	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		321	rootwin_ev.stop (display);
		322	#endif
		323	termwin_ev.stop (display);
		324	vt_ev.stop (display);
		325	}
		326
107	check_ev.stop ();	327	flush_ev.stop ();
108	pty_ev.stop ();	328	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	329	#ifdef CURSOR_BLINK
		330	cursor_blink_ev.stop ();
		331	#endif
		332	#ifdef TEXT_BLINK
111	blink_ev.stop ();	333	text_blink_ev.stop ();
		334	#endif
		335	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		336	cont_scroll_ev.stop ();
		337	#endif
		338	#ifdef SELECTION_SCROLLING
		339	sel_scroll_ev.stop ();
112	#endif	340	#endif
113	#ifdef POINTER_BLANK	341	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	342	pointer_ev.stop ();
115	#endif	343	#endif
116		344
117	destroy_ev.start (0);	345	destroy_ev.start ();
118	}	346	}
119		347
120	void	348	void
121	rxvt_term::destroy_cb (time_watcher &w)	349	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	350	{
123	SET_R (this);	351	make_current ();
124		352
125	delete this;	353	delete this;
126	}	354	}
127		355
128	/*----------------------------------------------------------------------*/	356	void
129	/* rxvt_init() */	357	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
130	/* LIBPROTO */
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)
133	{	358	{
134	SET_R (new rxvt_term);	359	if (!opt)
135	dR;
136
137	if (!R->init_vars () || !R->init (argc, argv))
138	{
139	delete R;
140	return NULL;
141	}
142
143	return R;	360	return;
144	}
145		361
146	/* EXTPROTO */	362	uint8_t mask = 1 << (opt & 7);
147	void	363	uint8_t &val = options [opt >> 3];
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else
155	#endif
156	#endif
157		364
158	struct sigaction sa;	365	val = val & ~mask | (set ? mask : 0);
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	check_ev.start ();
243
244	process_x_events ();
245
246	return true;
247	}
248
249	/* ------------------------------------------------------------------------- *
250	* SIGNAL HANDLING & EXIT HANDLER *
251	* ------------------------------------------------------------------------- */
252	/*
253	* Catch a SIGCHLD signal and exit if the direct child has died
254	*/
255	/* ARGSUSED */
256	/* EXTPROTO */
257	RETSIGTYPE
258	rxvt_Child_signal(int sig __attribute__ ((unused)))
259	{
260	int pid, save_errno = errno;
261	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262	;
263	errno = save_errno;
264
265	#if 0
266	if (pid == R->cmd_pid)
267	exit (EXIT_SUCCESS);
268	#endif
269	}
270
271	/*
272	* Catch a fatal signal and tidy up before quitting
273	*/
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Exit_signal(int sig)
277	{
278	signal(sig, SIG_DFL);
279	#ifdef DEBUG_CMD
280	rxvt_print_error("signal %d", sig);
281	#endif
282	rxvt_clean_exit();
283	kill(getpid(), sig);
284	}
285
286	/* ARGSUSED */
287	/* INTPROTO */
288	int
289	rxvt_xerror_handler(const Display * display
290	__attribute__ ((unused)), const XErrorEvent * event)
291	{
292	dR;
293
294	if (R->allowedxerror == -1)
295	R->allowedxerror = event->error_code;
296	else
297	{
298	rxvt_print_error("XError: Request: %d . %d, Error: %d",
299	event->request_code, event->minor_code,
300	event->error_code);
301
302	R->destroy ();
303	}
304
305	return 0;
306	}	366	}
307		367
308	/*----------------------------------------------------------------------*/	368	/*----------------------------------------------------------------------*/
309	/*	369	/*
310	* Exit gracefully, clearing the utmp entry and restoring tty attributes	370	* Exit gracefully, clearing the utmp entry and restoring tty attributes
311	* TODO: if debugging, this should free up any known resources if we can
312	*/	371	*/
313	/* EXTPROTO */	372	static XErrorHandler old_xerror_handler;
314	void
315	rxvt_clean_exit ()
316	{
317	dR;
318		373
319	R->destroy ();	374	static void
320	}	375	rxvt_emergency_cleanup ()
321
322	/* ------------------------------------------------------------------------- *
323	* MEMORY ALLOCATION WRAPPERS *
324	* ------------------------------------------------------------------------- */
325	/* EXTPROTO */
326	void *
327	rxvt_malloc(size_t size)
328	{	376	{
329	void *p;	377	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
330		378	(*t)->emergency_cleanup ();
331	p = malloc(size);
332	if (p)
333	return p;
334
335	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
336	rxvt_clean_exit();
337	exit(EXIT_FAILURE);
338	/* NOTREACHED */
339	}	379	}
340		380
341	/* EXTPROTO */	381	#if !ENABLE_MINIMAL
342	void *	382	static void ecb_cold
343	rxvt_calloc(size_t number, size_t size)	383	print_x_error (Display *dpy, XErrorEvent *event)
344	{	384	{
345	void *p;	385	char buffer[BUFSIZ];
		386	char mesg[BUFSIZ];
		387	char number[32];
346		388
347	p = calloc(number, size);	389	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
348	if (p)
349	return p;
350		390
351	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	391	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
352	rxvt_clean_exit();	392	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
353	exit(EXIT_FAILURE);
354	/* NOTREACHED */
355	}
356		393
357	/* EXTPROTO */	394	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
358	void *	395	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
359	rxvt_realloc(void *ptr, size_t size)	396	rxvt_warn ("+ %s: %s\n", mesg, buffer);
360	{
361	void *p;
362		397
363	if (ptr)	398	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
364	p = realloc(ptr, size);	399	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		400
		401	if (event->request_code >= 128)
		402	{
		403	#if 0
		404	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		405	int nexts;
		406	char **exts = XListExtensions (dpy, &nexts);
		407
		408	while (nexts)
		409	{
		410	char *extname = exts [nexts - 1];
		411	int major, first_event, first_error;
		412
		413	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		414	{
		415	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		416	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		417
		418	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		419	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		420	rxvt_warn ("+ (which is %s)\n", buffer);
		421
		422	break;
		423	}
		424
		425	printf ("nextss %d %s\n", nexts, extname);//D
		426	--nexts;
		427	++exts;
		428	}
		429	#else
		430	int nexts = 0;
		431	char **exts = 0;
		432	#endif
		433
		434	if (!nexts)
		435	{
		436	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		437
		438	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		439	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		440
		441	#if 0
		442	sprintf (number, "RENDER.%d", event->minor_code);
		443	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		444	rxvt_warn ("+ (which is %s)\n", buffer);
		445	#endif
		446	}
		447
		448	XFreeExtensionList (exts);
		449	}
365	else	450	else
366	p = malloc(size);	451	{
367	if (p)	452	sprintf (number, "%d", event->request_code);
368	return p;	453	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		454	rxvt_warn ("+ (which is %s)\n", buffer);
		455	}
369		456
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	457	if (event->error_code == BadWindow
371	rxvt_clean_exit();	458	|| event->error_code == BadPixmap
		459	|| event->error_code == BadCursor
		460	|| event->error_code == BadFont
		461	|| event->error_code == BadDrawable
		462	|| event->error_code == BadColor
		463	|| event->error_code == BadGC
		464	|| event->error_code == BadIDChoice
		465	|| event->error_code == BadValue
		466	|| event->error_code == BadAtom)
		467	{
		468	if (event->error_code == BadValue)
		469	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		470	else if (event->error_code == BadAtom)
		471	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		472	else
		473	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		474
		475	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		476	}
		477	}
		478	#endif
		479
		480	int ecb_cold
		481	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		482	{
		483	if (GET_R->allowedxerror == -1)
		484	GET_R->allowedxerror = event->error_code;
		485	else
		486	{
		487	// GET_R is most likely not the terminal which caused the error,
		488	// so just output the error and continue
		489	#if ENABLE_MINIMAL
		490	old_xerror_handler (display, event);
		491	#else
		492	print_x_error (display, event);
		493	#endif
		494	}
		495
		496	return 0;
		497	}
		498
		499	int ecb_cold
		500	rxvt_xioerror_handler (Display *display)
		501	{
		502	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		503	DisplayString (display));
		504	rxvt_emergency_cleanup ();
372	exit(EXIT_FAILURE);	505	_exit (EXIT_FAILURE);
373	/* NOTREACHED */
374	}	506	}
375		507
376	/* ------------------------------------------------------------------------- *	508	static struct sig_handlers
377	* PRIVILEGED OPERATIONS *
378	* ------------------------------------------------------------------------- */
379	/* take care of suid/sgid super-user (root) privileges */
380	/* INTPROTO */
381	void
382	rxvt_privileges(pR_ int mode)
383	{	509	{
384	#if ! defined(__CYGWIN32__)	510	ev::sig sw_term, sw_int;
385	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	511
386	/* setreuid() is the poor man's setuid(), seteuid() */	512	/*
387	# define seteuid(a) setreuid(-1, (a))	513	* Catch a fatal signal and tidy up before quitting
388	# define setegid(a) setregid(-1, (a))	514	*/
389	# define HAVE_SETEUID	515	void sig_term (ev::sig &w, int revents);
		516
		517	sig_handlers ()
		518	{
		519	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		520	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		521	}
		522	} sig_handlers;
		523
		524	void
		525	sig_handlers::sig_term (ev::sig &w, int revents)
		526	{
		527	rxvt_emergency_cleanup ();
		528	w.stop ();
		529	kill (getpid (), w.signum);
		530	}
		531
		532	static void
		533	rxvt_get_ttymode (struct termios *tio)
		534	{
		535	if (tcgetattr (STDIN_FILENO, tio) < 0)
		536	memset (tio, 0, sizeof (struct termios));
		537
		538	for (int i = 0; i < NCCS; i++)
		539	tio->c_cc[i] = VDISABLE;
		540
		541	tio->c_cc[VINTR] = CINTR;
		542	tio->c_cc[VQUIT] = CQUIT;
		543	tio->c_cc[VERASE] = CERASE;
		544	#ifdef VERASE2
		545	tio->c_cc[VERASE2] = CERASE2;
		546	#endif
		547	tio->c_cc[VKILL] = CKILL;
		548	tio->c_cc[VEOF] = CEOF;
		549	tio->c_cc[VSTART] = CSTART;
		550	tio->c_cc[VSTOP] = CSTOP;
		551	tio->c_cc[VSUSP] = CSUSP;
		552	# ifdef VDSUSP
		553	tio->c_cc[VDSUSP] = CDSUSP;
390	# endif	554	# endif
391	# ifdef HAVE_SETEUID	555	# ifdef VREPRINT
392	switch (mode) {	556	tio->c_cc[VREPRINT] = CRPRNT;
393	case IGNORE:
394	/*
395	* change effective uid/gid - not real uid/gid - so we can switch
396	* back to root later, as required
397	*/
398	seteuid(getuid());
399	setegid(getgid());
400	break;
401	case SAVE:
402	R->euid = geteuid();
403	R->egid = getegid();
404	break;
405	case RESTORE:
406	seteuid(R->euid);
407	setegid(R->egid);
408	break;
409	}
410	# else
411	switch (mode) {
412	case IGNORE:
413	setuid(getuid());
414	setgid(getgid());
415	/* FALLTHROUGH */
416	case SAVE:
417	/* FALLTHROUGH */
418	case RESTORE:
419	break;
420	}
421	# endif	557	# endif
422	#endif	558	# ifdef VDISCRD
423	}	559	tio->c_cc[VDISCRD] = CFLUSH;
424
425	#ifdef UTMP_SUPPORT
426	/* EXTPROTO */
427	void
428	rxvt_privileged_utmp(pR_ char action)
429	{
430	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
431	action, R->next_utmp_action, getpid()));
432	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
433	|| (R->Options & Opt_utmpInhibit)
434	|| R->ttydev == NULL || *R->ttydev == '\0')
435	return;
436
437	rxvt_privileges(aR_ RESTORE);
438	if (action == SAVE) {
439	R->next_utmp_action = RESTORE;
440	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
441	} else { /* action == RESTORE */
442	R->next_utmp_action = IGNORE;
443	rxvt_cleanutent(aR);
444	}
445	rxvt_privileges(aR_ IGNORE);
446	}
447	#endif
448
449	#ifndef NO_SETOWNER_TTYDEV
450	/* EXTPROTO */
451	void
452	rxvt_privileged_ttydev(pR_ char action)
453	{
454	D_MAIN((stderr,
455	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
456	action, R->next_tty_action, getpid()));
457	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462
463	if (action == SAVE) {
464	R->next_tty_action = RESTORE;
465	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
466	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
467	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
468	R->next_tty_action = IGNORE;
469	else
470	# endif	560	# endif
471	{	561	# ifdef VWERSE
472	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	562	tio->c_cc[VWERSE] = CWERASE;
473	chmod(R->ttydev, R->ttymode);
474	# ifdef HAVE_REVOKE
475	revoke(R->ttydev);
476	# endif	563	# endif
477	}	564	# ifdef VLNEXT
478	} else { /* action == RESTORE */	565	tio->c_cc[VLNEXT] = CLNEXT;
479	R->next_tty_action = IGNORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	chmod(R->ttydev, R->ttyfd_stat.st_mode);
482	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
483	# else
484	chmod(R->ttydev,
485	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
486	chown(R->ttydev, 0, 0);
487	# endif	566	# endif
488	}	567	# ifdef VSTATUS
489		568	tio->c_cc[VSTATUS] = CSTATUS;
490	rxvt_privileges(aR_ IGNORE);
491
492	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
493	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
494	action == RESTORE ? "Restoring" : (action ==
495	SAVE ? "Saving" :
496	"UNKNOWN ERROR for"), R->ttydev,
497	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
498	R->ttyfd_stat.st_gid));
499	# endif	569	# endif
500	}	570
		571	# if VMIN != VEOF
		572	tio->c_cc[VMIN] = 1;
501	#endif	573	# endif
		574	# if VTIME != VEOL
		575	tio->c_cc[VTIME] = 0;
		576	# endif
		577
		578	/* input modes */
		579	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		580	# ifdef IMAXBEL
		581	| IMAXBEL
		582	# endif
		583	| IXON);
		584
		585	/* output modes */
		586	tio->c_oflag = (OPOST | ONLCR);
		587
		588	/* control modes */
		589	tio->c_cflag = (CS8 | CREAD);
		590
		591	/* local modes */
		592	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		593	# if defined (ECHOCTL) && defined (ECHOKE)
		594	| ECHOCTL | ECHOKE
		595	# endif
		596	| ECHOE | ECHOK);
		597	}
		598
		599	char **rxvt_environ; // startup environment
		600
		601	void
		602	rxvt_init ()
		603	{
		604	assert (("fontMask must not overlap other RS masks",
		605	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		606
		607	rxvt_get_ttymode (&rxvt_term::def_tio);
		608
		609	// get rid of stdin/stdout as we don't need them, to free resources
		610	dup2 (STDERR_FILENO, STDIN_FILENO);
		611	dup2 (STDERR_FILENO, STDOUT_FILENO);
		612
		613	if (!ev_default_loop ())
		614	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		615
		616	rxvt_environ = environ;
		617
		618	signal (SIGHUP, SIG_IGN);
		619	signal (SIGPIPE, SIG_IGN);
		620
		621	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		622	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		623
		624	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		625	// TODO: handle this with exceptions and tolerate the memory loss
		626	XSetIOErrorHandler (rxvt_xioerror_handler);
		627
		628	XrmInitialize ();
		629
		630	#if HAVE_PIXBUF
		631	g_type_init ();
		632	#endif
		633	}
502		634
503	/*----------------------------------------------------------------------*/	635	/*----------------------------------------------------------------------*/
504	/*	636	/*
505	* window size/position calculcations for XSizeHint and other storage.	637	* window size/position calculations for XSizeHint and other storage.
506	* if width/height are non-zero then override calculated width/height	638	* if width/height are non-zero then override calculated width/height
507	*/	639	*/
508	/* EXTPROTO */
509	void	640	void
510	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	641	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511	{	642	{
512	short recalc_x, recalc_y;	643	short recalc_x, recalc_y;
513	int x, y, sb_w, mb_h, flags;	644	int x, y, flags;
514	unsigned int w, h;	645	unsigned int w, h;
515	unsigned int max_width, max_height;	646	unsigned int max_width, max_height;
516		647
517	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
518	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
519	R->szHint.height));
520	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	648	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521	R->szHint.win_gravity = NorthWestGravity;	649	szHint.win_gravity = NorthWestGravity;
522	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	650	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523		651
524	recalc_x = recalc_y = 0;	652	recalc_x = recalc_y = 0;
525	flags = 0;	653	flags = 0;
		654
526	if (!R->parsed_geometry) {	655	if (!parsed_geometry)
		656	{
527	R->parsed_geometry = 1;	657	parsed_geometry = 1;
		658
528	if (R->rs[Rs_geometry])	659	if (rs[Rs_geometry])
529	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	660	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		661
530	if (flags & WidthValue) {	662	if (flags & WidthValue)
531	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	663	{
		664	if (!w)
		665	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		666
		667	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
532	R->szHint.flags |= USSize;	668	szHint.flags |= USSize;
533	}	669	}
		670
534	if (flags & HeightValue) {	671	if (flags & HeightValue)
535	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	672	{
		673	if (!h)
		674	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		675
		676	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	677	szHint.flags |= USSize;
537	}	678	}
		679
538	if (flags & XValue) {	680	if (flags & XValue)
		681	{
539	R->szHint.x = x;	682	szHint.x = x;
540	R->szHint.flags |= USPosition;	683	szHint.flags |= USPosition;
		684
541	if (flags & XNegative) {	685	if (flags & XNegative)
		686	{
542	recalc_x = 1;	687	recalc_x = 1;
543	R->szHint.win_gravity = NorthEastGravity;	688	szHint.win_gravity = NorthEastGravity;
544	}	689	}
545	}	690	}
		691
546	if (flags & YValue) {	692	if (flags & YValue)
		693	{
547	R->szHint.y = y;	694	szHint.y = y;
548	R->szHint.flags |= USPosition;	695	szHint.flags |= USPosition;
		696
549	if (flags & YNegative) {	697	if (flags & YNegative)
		698	{
550	recalc_y = 1;	699	recalc_y = 1;
		700
551	if (R->szHint.win_gravity == NorthEastGravity)	701	if (szHint.win_gravity == NorthEastGravity)
552	R->szHint.win_gravity = SouthEastGravity;	702	szHint.win_gravity = SouthEastGravity;
553	else	703	else
554	R->szHint.win_gravity = SouthWestGravity;	704	szHint.win_gravity = SouthWestGravity;
555	}	705	}
556	}	706	}
557	}	707	}
		708
558	/* TODO: BOUNDS */	709	/* TODO: BOUNDS */
559	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	710	width = ncol * fwidth;
560	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	711	height = nrow * fheight;
561	max_width = MAX_COLS * R->TermWin.fwidth;	712	max_width = MAX_COLS * fwidth;
562	max_height = MAX_ROWS * R->TermWin.fheight;	713	max_height = MAX_ROWS * fheight;
563		714
564	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	715	szHint.base_width = szHint.base_height = 2 * int_bwidth;
565		716
566	sb_w = mb_h = 0;
567	R->window_vt_x = R->window_vt_y = 0;	717	window_vt_x = window_vt_y = int_bwidth;
568	if (scrollbar_visible(R)) {	718
		719	if (scrollBar.state)
		720	{
569	sb_w = scrollbar_TotalWidth();	721	int sb_w = scrollBar.total_width ();
570	R->szHint.base_width += sb_w;	722	szHint.base_width += sb_w;
		723
571	if (!(R->Options & Opt_scrollBar_right))	724	if (!option (Opt_scrollBar_right))
572	R->window_vt_x = sb_w;	725	window_vt_x += sb_w;
573	}	726	}
574	if (menubar_visible(R)) {	727
575	mb_h = menuBar_TotalHeight();
576	R->szHint.base_height += mb_h;
577	R->window_vt_y = mb_h;
578	}
579	R->szHint.width_inc = R->TermWin.fwidth;	728	szHint.width_inc = fwidth;
580	R->szHint.height_inc = R->TermWin.fheight;	729	szHint.height_inc = fheight;
581	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	730	szHint.min_width = szHint.base_width + szHint.width_inc;
582	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	731	szHint.min_height = szHint.base_height + szHint.height_inc;
583		732
584	if (width && width - R->szHint.base_width < max_width) {	733	if (newwidth && newwidth - szHint.base_width < max_width)
		734	{
585	R->szHint.width = width;	735	szHint.width = newwidth;
586	R->TermWin.width = width - R->szHint.base_width;	736	width = newwidth - szHint.base_width;
587	} else {	737	}
588	MIN_IT(R->TermWin.width, max_width);	738	else
		739	{
		740	min_it (width, max_width);
589	R->szHint.width = R->szHint.base_width + R->TermWin.width;	741	szHint.width = szHint.base_width + width;
590	}	742	}
		743
591	if (height && height - R->szHint.base_height < max_height) {	744	if (newheight && newheight - szHint.base_height < max_height)
		745	{
592	R->szHint.height = height;	746	szHint.height = newheight;
593	R->TermWin.height = height - R->szHint.base_height;	747	height = newheight - szHint.base_height;
594	} else {	748	}
595	MIN_IT(R->TermWin.height, max_height);	749	else
		750	{
		751	min_it (height, max_height);
596	R->szHint.height = R->szHint.base_height + R->TermWin.height;	752	szHint.height = szHint.base_height + height;
597	}	753	}
598	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
599	R->window_sb_x = R->szHint.width - sb_w;
600		754
601	if (recalc_x)	755	if (recalc_x)
602	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	756	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
603	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	757
604	if (recalc_y)	758	if (recalc_y)
605	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	759	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
606	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
607		760
608	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	761	ncol = width / fwidth;
609	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	762	nrow = height / fheight;
610	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	763
611	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	764	// When the size of the vt window is not a multiple of the cell
612	R->szHint.height));	765	// size, i.e., when the wm does not honour our size hints, there are
613	return;	766	// extra areas not covered by the terminal screen. Such gaps, when a
		767	// bg pixmap is set, would have to be cleared manually to properly
		768	// refresh the background. We take the simpler route and shrink the
		769	// vt window so as to avoid creating gaps.
		770	vt_width = ncol * fwidth;
		771	vt_height = nrow * fheight;
614	}	772	}
615		773
616	/*----------------------------------------------------------------------*/	774	/*----------------------------------------------------------------------*/
617	/*	775	/*
618	* Tell the teletype handler what size the window is.	776	* Tell the teletype handler what size the window is.
619	* Called after a window size change.	777	* Called after a window size change.
620	*/	778	*/
621	void	779	void
622	rxvt_term::tt_winch ()	780	rxvt_term::tt_winch ()
623	{	781	{
624	struct winsize ws;	782	if (pty->pty < 0)
625
626	if (cmd_fd < 0)
627	return;	783	return;
628		784
		785	struct winsize ws;
		786
629	ws.ws_col = TermWin.ncol;	787	ws.ws_col = ncol;
630	ws.ws_row = TermWin.nrow;	788	ws.ws_row = nrow;
631	ws.ws_xpixel = ws.ws_ypixel = 0;	789	ws.ws_xpixel = vt_width;
632	#ifndef DEBUG_SIZE	790	ws.ws_ypixel = vt_height;
633	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	791	ioctl (pty->pty, TIOCSWINSZ, &ws);
		792
		793	#if 0
		794	// TIOCSWINSZ is supposed to do this automatically and correctly
		795	if (cmd_pid) /* force through to the command */
		796	kill (-cmd_pid, SIGWINCH);
		797	#endif
		798	}
		799
		800	/*----------------------------------------------------------------------*/
		801	/* load and set the various fonts */
		802	bool
		803	rxvt_term::set_fonts ()
		804	{
		805	rxvt_fontset *fs = new rxvt_fontset (this);
		806	rxvt_fontprop prop;
		807
		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)[rxvt_fontset::firstFont]->properties ();
		826	prop.width = max (prop.width + letterSpace, 1);
		827
		828	fs->set_prop (prop, false);
		829
		830	fwidth = prop.width;
		831	fheight = prop.height + lineSpace;
		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	}
634	#else	862	#else
635	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	863	fontset[style] = fontset[0];
636	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
637	# ifdef SIGWINCH
638	else if (cmd_pid) /* force through to the command */
639	kill (cmd_pid, SIGWINCH);
640	# endif	864	#endif
641	#endif	865	}
642	}
643		866
644	/*----------------------------------------------------------------------*/	867	if (parent)
645	/* rxvt_change_font() - Switch to a new font */	868	{
646	/*	869	resize_all_windows (0, 0, 0);
647	* init = 1 - initialize	870	scr_remap_chars ();
648	*	871	scr_touch (true);
649	* fontname == FONT_UP - switch to bigger font	872	}
650	* fontname == FONT_DN - switch to smaller font
651	*/
652	/* EXTPROTO */
653	void
654	rxvt_change_font(pR_ int init, const char *fontname)
655	{
656	}
657		873
658	/* INTPROTO */	874	return true;
		875	}
		876
659	void	877	void
660	rxvt_font_up_down(pR_ int n, int direction)	878	rxvt_term::set_string_property (Atom prop, const char *str, int len)
661	{	879	{
		880	XChangeProperty (dpy, parent,
		881	prop, XA_STRING, 8, PropModeReplace,
		882	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		883	}
		884
		885	void
		886	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		887	{
		888	XTextProperty ct;
		889
		890	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		891	{
		892	XSetTextProperty (dpy, parent, &ct, prop);
		893	XFree (ct.value);
		894	}
		895	}
		896
		897	void
		898	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		899	{
		900	wchar_t *ws = rxvt_mbstowcs (str, len);
		901	char *s = rxvt_wcstoutf8 (ws);
		902
		903	XChangeProperty (dpy, parent,
		904	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		905	(const unsigned char *)s, strlen (s));
		906
		907	free (s);
		908	free (ws);
662	}	909	}
663		910
664	/*----------------------------------------------------------------------*/	911	/*----------------------------------------------------------------------*/
665	/*----------------------------------------------------------------------*/	912	/*----------------------------------------------------------------------*/
666	/* xterm sequences - title, iconName, color (exptl) */	913	/* xterm sequences - title, iconName, color (exptl) */
667	/* EXTPROTO */
668	void	914	void
669	rxvt_set_title(pR_ const char *str)	915	rxvt_term::set_title (const char *str)
670	{	916	{
671	#ifndef SMART_WINDOW_TITLE	917	set_mbstring_property (XA_WM_NAME, str);
672	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	918	#if ENABLE_EWMH
673	#else	919	set_utf8_property (xa[XA_NET_WM_NAME], str);
674	char *name;
675
676	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
677	name = NULL;
678	if (name == NULL || STRCMP(name, str))
679	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
680	if (name)
681	XFree(name);
682	#endif	920	#endif
683	}	921	}
684		922
685	/* EXTPROTO */
686	void	923	void
687	rxvt_set_iconName(pR_ const char *str)	924	rxvt_term::set_icon_name (const char *str)
688	{	925	{
689	#ifndef SMART_WINDOW_TITLE	926	set_mbstring_property (XA_WM_ICON_NAME, str);
690	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	927	#if ENABLE_EWMH
691	#else	928	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
692	char *name;
693
694	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif	929	#endif
701	}	930	}
702		931
		932	void
		933	rxvt_term::set_window_color (int idx, const char *color)
		934	{
703	#ifdef XTERM_COLOR_CHANGE	935	#ifdef XTERM_COLOR_CHANGE
704	/* EXTPROTO */
705	void
706	rxvt_set_window_color(pR_ int idx, const char *color)
707	{
708	rxvt_color xcol;	936	rxvt_color xcol;
709	int i;
710		937
711	if (color == NULL || *color == '\0')	938	if (color == NULL || *color == '\0')
712	return;	939	return;
713		940
		941	color = strdup (color);
		942	allocated.push_back ((void *)color);
		943	rs[Rs_color + idx] = color;
		944
714	/* handle color aliases */	945	/* handle color aliases */
715	if (isdigit(*color)) {	946	if (isdigit (*color))
		947	{
716	i = atoi(color);	948	int i = atoi (color);
717	if (i >= 8 && i <= 15) { /* bright colors */	949
718	i -= 8;	950	if (i >= 8 && i <= 15)
719	# ifndef NO_BRIGHTCOLOR	951	{
720	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	952	/* bright colors */
721	SET_PIXCOLOR(R, idx);	953	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
722	goto Done;	954	goto done;
723	# endif
724	}	955	}
725	if (i >= 0 && i <= 7) { /* normal colors */	956
726	R->PixColors[idx] = R->PixColors[minCOLOR + i];	957	if (i >= 0 && i <= 7)
727	SET_PIXCOLOR(R, idx);	958	{
		959	/* normal colors */
		960	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
728	goto Done;	961	goto done;
729	}	962	}
730	}	963	}
731	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
732	return;
733	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734		964
735	/*	965	set_color (xcol, color);
		966
		967	/*
736	* FIXME: should free colors here, but no idea how to do it so instead,	968	* FIXME: should free colors here, but no idea how to do it so instead,
737	* so just keep gobbling up the colormap	969	* so just keep gobbling up the colormap
738	*/	970	*/
739	# if 0
740	for (i = Color_Black; i <= Color_White; i++)
741	if (R->PixColors[idx] == R->PixColors[i])
742	break;
743	if (i > Color_White) {
744	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
745	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
746	DisplayPlanes(R->Xdisplay, Xscreen));
747	}
748	# endif
749		971
750	R->PixColors[idx] = xcol;	972	pix_colors_focused[idx] = xcol;
751	SET_PIXCOLOR(R, idx);
752		973
753	/* XSetWindowAttributes attr; */	974	done:
754	/* Cursor cursor; */
755	Done:
756	if (idx == Color_bg && !(R->Options & Opt_transparent))
757	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758	R->PixColors[Color_bg]);
759
760	/* handle Color_BD, scrollbar background, etc. */	975	/*TODO: handle Color_BD, scrollbar background, etc. */
761		976
762	rxvt_set_colorfgbg(aR);	977	update_fade_color (idx);
763	rxvt_recolour_cursor(aR);	978	recolour_cursor ();
764	/* the only reasonable way to enforce a clean update */	979	scr_recolour ();
765	rxvt_scr_poweron(aR);	980	#endif /* XTERM_COLOR_CHANGE */
766	}	981	}
767		982
768	#else
769	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770	#endif /* XTERM_COLOR_CHANGE */
771
772	/* EXTPROTO */
773	void	983	void
774	rxvt_recolour_cursor(pR)	984	rxvt_term::recolour_cursor ()
775	{	985	{
776	rxvt_color xcol[2];	986	XColor fg, bg;
777		987
778	#if TODO	988	(ISSET_PIXCOLOR (Color_pointer_fg)
779	xcol[0] = R->PixColors[Color_pointer];	989	? pix_colors_focused[Color_pointer_fg]
780	xcol[1] = R->PixColors[Color_bg];	990	: pix_colors_focused[Color_fg]).get (fg);
781	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	991
782	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	992	(ISSET_PIXCOLOR (Color_pointer_bg)
783	#endif	993	? pix_colors_focused[Color_pointer_bg]
		994	: pix_colors_focused[Color_bg]).get (bg);
		995
		996	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
784	}	997	}
785		998
786	/*----------------------------------------------------------------------*/	999	/*----------------------------------------------------------------------*/
787	/*	1000	/*
788	* find if fg/bg matches any of the normal (low-intensity) colors	1001	* find if fg/bg matches any of the normal (low-intensity) colors
789	*/	1002	*/
790	/* INTPROTO */	1003	char *
791	void
792	rxvt_set_colorfgbg(pR)	1004	rxvt_term::get_colorfgbg ()
793	{	1005	{
794	unsigned int i;	1006	unsigned int i;
795	const char *xpmb = "\0";	1007	const char *xpmb = "";
796	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1008	char fstr[] = "default";
		1009	char bstr[] = "default";
		1010	char *env_colorfgbg;
797		1011
798	R->env_colorfgbg =
799	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
800	STRCPY(fstr, "default");
801	STRCPY(bstr, "default");
802	for (i = Color_Black; i <= Color_White; i++)	1012	for (i = Color_Black; i <= Color_White; i++)
803	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1013	if (pix_colors[Color_fg] == pix_colors[i])
		1014	{
804	sprintf(fstr, "%d", (i - Color_Black));	1015	sprintf (fstr, "%d", i - Color_Black);
805	break;	1016	break;
806	}	1017	}
		1018
807	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
808	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1020	if (pix_colors[Color_bg] == pix_colors[i])
		1021	{
809	sprintf(bstr, "%d", (i - Color_Black));	1022	sprintf (bstr, "%d", i - Color_Black);
810	#ifdef XPM_BACKGROUND	1023	#if BG_IMAGE_FROM_FILE
811	xpmb = "default;";	1024	xpmb = "default;";
812	#endif	1025	#endif
813	break;	1026	break;
814	}	1027	}
		1028
		1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
815	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1030	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816	putenv(R->env_colorfgbg);	1031	return env_colorfgbg;
817
818	#ifndef NO_BRIGHTCOLOR
819	R->colorfgbg = DEFAULT_RSTYLE;
820	for (i = minCOLOR; i <= maxCOLOR; i++) {
821	if (R->PixColors[Color_fg] == R->PixColors[i])
822	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
823	if (R->PixColors[Color_bg] == R->PixColors[i])
824	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
825	}
826	#endif
827	}	1032	}
828		1033
829	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
830	/*
831	* Colour determination for low colour displays, routine from
832	* Hans de Goede <hans@highrise.nl>
833	*/
834		1035
835	/* EXTPROTO */	1036	bool
836	int	1037	rxvt_term::set_color (rxvt_color &color, const char *name)
837	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
838	{	1038	{
839	screen_in_out->set(aR_ colour);	1039	if (color.set (this, name))
840
841	if (!screen_in_out->set(aR_ colour)) {
842	rxvt_print_error("can't allocate colour: %s", colour);
843	return false;
844	}
845
846	return true;	1040	return true;
		1041
		1042	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1043	return false;
		1044	}
		1045
		1046	void
		1047	rxvt_term::alias_color (int dst, int src)
		1048	{
		1049	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
847	}	1050	}
848		1051
849	/* -------------------------------------------------------------------- *	1052	/* -------------------------------------------------------------------- *
850	* - WINDOW RESIZING - *	1053	* - WINDOW RESIZING - *
851	* -------------------------------------------------------------------- */	1054	* -------------------------------------------------------------------- */
852	/* EXTPROTO */
853	void	1055	void
854	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1056	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
855	int ignoreparent)
856	{	1057	{
857	int fix_screen;	1058	int fix_screen;
		1059	int old_width = szHint.width;
		1060	int old_height = szHint.height;
858		1061
		1062	window_calc (newwidth, newheight);
		1063
		1064	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1065
		1066	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1067	if (set_hint)
		1068	{
		1069	szHint.flags &= ~(PBaseSize | PResizeInc);
		1070	XSetWMNormalHints (dpy, parent, &szHint);
		1071	szHint.flags |= PBaseSize | PResizeInc;
		1072	}
		1073
		1074	if (!ignoreparent)
		1075	{
859	#ifdef SMART_RESIZE	1076	#ifdef SMART_RESIZE
860	int old_width = R->szHint.width, old_height = R->szHint.height;	1077	/*
861	#endif
862
863	rxvt_window_calc(aR_ width, height);
864	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
865	if (!ignoreparent) {
866	#ifdef SMART_RESIZE
867	/*
868	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1078	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
869	* reposition window on resize depending on placement on screen	1079	* reposition window on resize depending on placement on screen
870	*/	1080	*/
871	int x, y, x1, y1;	1081	int x, y, x1, y1;
872	int dx, dy;	1082	int dx, dy;
873	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1083	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
874	Window unused_cr;	1084	Window unused_cr;
875		1085
876	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1086	XTranslateCoordinates (dpy, parent, display->root,
877	0, 0, &x, &y, &unused_cr);	1087	0, 0, &x, &y, &unused_cr);
878	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1088	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
879	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1089	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
880	/*	1090	/*
881	* if Xroot isn't the parent window, a WM will probably have offset	1091	* if display->root isn't the parent window, a WM will probably have offset
882	* our position for handles and decorations. Counter it	1092	* our position for handles and decorations. Counter it
883	*/	1093	*/
884	if (x1 != x || y1 != y) {	1094	if (x1 != x || y1 != y)
		1095	{
885	x -= x1;	1096	x -= x1;
886	y -= y1;	1097	y -= y1;
887	}	1098	}
888		1099
889	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1100	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
890	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1101	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
891	dx = old_width - R->szHint.width;	1102	dx = old_width - szHint.width;
892	dy = old_height - R->szHint.height;	1103	dy = old_height - szHint.height;
893		1104
894	/* Check position of the center of the window */	1105	/* Check position of the center of the window */
895	if (x < x1) /* left half */	1106	if (x < x1) /* left half */
896	dx = 0;	1107	dx = 0;
897	else if (x == x1) /* exact center */	1108	else if (x == x1) /* exact center */
898	dx /= 2;	1109	dx /= 2;
899	if (y < y1) /* top half */	1110	if (y < y1) /* top half */
900	dy = 0;	1111	dy = 0;
901	else if (y == y1) /* exact center */	1112	else if (y == y1) /* exact center */
902	dy /= 2;	1113	dy /= 2;
903		1114
904	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1115	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
905	R->szHint.width, R->szHint.height);	1116	szHint.width, szHint.height);
906	#else	1117	#else
907	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1118	XResizeWindow (dpy, parent, szHint.width, szHint.height);
908	R->szHint.height);
909	#endif	1119	#endif
910	}	1120	}
911		1121
912	fix_screen = (R->TermWin.ncol != R->prev_ncol	1122	if (set_hint)
913	|| R->TermWin.nrow != R->prev_nrow);	1123	XSetWMNormalHints (dpy, parent, &szHint);
		1124
		1125	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1126
914	if (fix_screen || width != R->old_width || height != R->old_height) {	1127	if (fix_screen || newwidth != old_width || newheight != old_height)
915	if (scrollbar_visible(R)) {
916	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
917	0, scrollbar_TotalWidth(), R->szHint.height);
918	rxvt_Resize_scrollBar(aR);
919	}
920	if (menubar_visible(R))
921	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
922	0, TermWin_TotalWidth(), menuBar_TotalHeight());
923	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
924	R->window_vt_y, TermWin_TotalWidth(),
925	TermWin_TotalHeight());
926	#ifdef RXVT_GRAPHICS
927	if (R->old_height)
928	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
929	R->old_height - R->szHint.base_height);
930	#endif
931	rxvt_scr_clear(aR);
932	#ifdef XPM_BACKGROUND
933	rxvt_resize_pixmap(aR);
934	#endif
935	}	1128	{
		1129	if (scrollBar.state)
		1130	scrollBar.resize ();
936		1131
		1132	XMoveResizeWindow (dpy, vt,
		1133	window_vt_x, window_vt_y,
		1134	vt_width, vt_height);
		1135
		1136	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1137
		1138	#ifdef HAVE_BG_PIXMAP
		1139	if (bg_window_size_sensitive ())
		1140	update_background ();
		1141	#endif
		1142	}
		1143
937	if (fix_screen || R->old_height == 0) {	1144	if (fix_screen || old_height == 0)
938	int curr_screen = -1;	1145	scr_reset ();
939	uint16_t old_ncol = R->prev_ncol;
940		1146
941	/* scr_reset only works on the primary screen */
942	if (R->old_height) /* this is not the first time through */
943	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
944	rxvt_scr_reset(aR);
945	if (curr_screen >= 0) { /* this is not the first time through */
946	rxvt_scr_change_screen(aR_ curr_screen);
947	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948	}
949	}
950
951	R->old_width = R->szHint.width;
952	R->old_height = R->szHint.height;
953
954	#ifdef USE_XIM	1147	#if USE_XIM
955	rxvt_IMSetStatusPosition(aR);	1148	im_set_position ();
956	#endif	1149	#endif
957	}	1150	}
958		1151
959	/*	1152	/*
960	* Set the width/height of the vt window in characters. Units are pixels.	1153	* Set the width/height of the vt window in characters. Units are pixels.
961	* good for toggling 80/132 columns	1154	* good for toggling 80/132 columns
962	*/	1155	*/
963	/* EXTPROTO */
964	void	1156	void
965	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1157	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
966	{	1158	{
967	XWindowAttributes wattr;	1159	XWindowAttributes wattr;
968		1160
969	if (width == 0 || height == 0) {	1161	if (newwidth == 0 || newheight == 0)
		1162	{
970	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1163	XGetWindowAttributes (dpy, display->root, &wattr);
		1164
971	if (width == 0)	1165	if (newwidth == 0)
972	width = wattr.width - R->szHint.base_width;	1166	newwidth = wattr.width - szHint.base_width;
973	if (height == 0)	1167	if (newheight == 0)
974	height = wattr.height - R->szHint.base_height;	1168	newheight = wattr.height - szHint.base_height;
		1169	}
		1170
		1171	if (newwidth != vt_width || newheight != vt_height)
975	}	1172	{
976	if (width != R->TermWin.width || height != R->TermWin.height) {
977	width += R->szHint.base_width;	1173	newwidth += szHint.base_width;
978	height += R->szHint.base_height;	1174	newheight += szHint.base_height;
979	rxvt_resize_all_windows(aR_ width, height, 0);	1175	resize_all_windows (newwidth, newheight, 0);
980	}	1176	}
981	}	1177	}
982		1178
983	/* -------------------------------------------------------------------- *	1179	/* -------------------------------------------------------------------- *
984	* - X INPUT METHOD ROUTINES - *	1180	* - X INPUT METHOD ROUTINES - *
985	* -------------------------------------------------------------------- */	1181	* -------------------------------------------------------------------- */
986	#ifdef USE_XIM	1182	#if USE_XIM
987	/* INTPROTO */
988	void
989	rxvt_setSize(pR_ XRectangle * size)
990	{
991	size->x = R->TermWin.int_bwidth;
992	size->y = R->TermWin.int_bwidth;
993	size->width = Width2Pixel(R->TermWin.ncol);
994	size->height = Height2Pixel(R->TermWin.nrow);
995	}
996		1183
997	/* INTPROTO */
998	void	1184	void
999	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1185	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1000	{	1186	{
1001	*fg = R->PixColors[Color_fg];	1187	fg = pix_colors [Color_fg];
1002	*bg = R->PixColors[Color_bg];	1188	bg = pix_colors [Color_bg];
		1189	}
		1190
		1191	void
		1192	rxvt_term::im_set_size (XRectangle &size)
		1193	{
		1194	// the int_bwidth terms make no sense to me
		1195	size.x = int_bwidth;
		1196	size.y = int_bwidth;
		1197	size.width = Width2Pixel (ncol) + int_bwidth;
		1198	size.height = Height2Pixel (nrow) + int_bwidth;
		1199	}
		1200
		1201	void
		1202	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1203	XRectangle &status_rect,
		1204	const XRectangle &needed_rect)
		1205	{
		1206	preedit_rect.x = needed_rect.width;
		1207	preedit_rect.y = 0;
		1208	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1209	preedit_rect.height = fheight;
		1210
		1211	status_rect.x = 0;
		1212	status_rect.y = 0;
		1213	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1214	status_rect.height = fheight;
1003	}	1215	}
1004		1216
1005	/* Checking whether input method is running. */	1217	/* Checking whether input method is running. */
1006	/* INTPROTO */
1007	Bool	1218	bool
1008	rxvt_IMisRunning(pR)	1219	rxvt_term::im_is_running ()
1009	{	1220	{
1010	char *p;	1221	Atom atom;
1011	Atom atom;	1222	Window win;
1012	Window win;
1013	char server[IMBUFSIZ];	1223	char server[IMBUFSIZ];
1014		1224
1015	/* get current locale modifier */	1225	/* get current locale modifier */
1016	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1226	if (char *p = XSetLocaleModifiers (0))
		1227	{
1017	STRCPY(server, "@server=");	1228	strcpy (server, "@server=");
1018	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1229	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1230
1019	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1231	if (p = strchr (server + 1, '@')) /* first one only */
1020	*p = '\0';	1232	*p = '\0';
1021		1233
1022	atom = XInternAtom(R->Xdisplay, server, False);	1234	atom = XInternAtom (dpy, server, False);
1023	win = XGetSelectionOwner(R->Xdisplay, atom);	1235	win = XGetSelectionOwner (dpy, atom);
		1236
1024	if (win != None)	1237	if (win != None)
1025	return True;	1238	return true;
1026	}	1239	}
		1240
1027	return False;	1241	return false;
1028	}	1242	}
1029		1243
1030	/* EXTPROTO */
1031	void	1244	void
1032	rxvt_IMSendSpot(pR)	1245	rxvt_term::im_send_spot ()
1033	{	1246	{
1034	XPoint spot;	1247	XPoint nspot;
1035	XVaNestedList preedit_attr;	1248	XVaNestedList preedit_attr;
1036		1249
1037	if (R->Input_Context == NULL	1250	if (!Input_Context
1038	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1251	|| !focus
1039	|| !(R->event_type == KeyPress	1252	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1040	|| R->event_type == Expose
1041	|| R->event_type == NoExpose
1042	|| R->event_type == SelectionNotify
1043	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1044	|| !rxvt_IMisRunning(aR))
1045	return;	1253	return;
1046		1254
1047	rxvt_setPosition(aR_ & spot);	1255	im_set_position (nspot);
1048		1256
		1257	if (nspot.x == spot.x && nspot.y == spot.y)
		1258	return;
		1259
		1260	spot = nspot;
		1261
1049	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1262	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1050	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1263	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051	XFree(preedit_attr);	1264	XFree (preedit_attr);
1052	}	1265	}
1053		1266
1054	/* EXTPROTO */
1055	void	1267	void
1056	rxvt_setTermFontSet(pR_ int idx)	1268	rxvt_term::im_destroy ()
1057	{	1269	{
1058	char *string;	1270	if (input_method)
1059	long length;	1271	{
1060	int success = 0;	1272	if (Input_Context && input_method->xim)
		1273	XDestroyIC (Input_Context);
1061		1274
1062	if (idx < 0 || idx >= MAX_NFONTS)	1275	display->put_xim (input_method);
1063	return;	1276	input_method = 0;
1064	}	1277	}
1065		1278
1066	/* INTPROTO */
1067	void
1068	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069	XRectangle * needed_rect)
1070	{
1071	int mbh, vtx = 0;
1072
1073	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1074	vtx = scrollbar_TotalWidth();
1075	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1076	mbh -= R->TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1082	+ vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width
1089	: Width2Pixel(R->TermWin.ncol + 1);
1090	status_rect->height = Height2Pixel(1);
1091	}
1092
1093	/* ARGSUSED */
1094	/* INTPROTO */
1095	void
1096	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1097	__attribute__ ((unused)), XPointer call_data
1098	__attribute__ ((unused)))
1099	{
1100	dR;
1101
1102	R->Input_Context = NULL;	1279	Input_Context = 0;
1103	/* To avoid Segmentation Fault in C locale: Solaris only? */
1104	if (STRCMP(R->locale, "C"))
1105	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106	rxvt_IMInstantiateCallback, NULL);
1107	}	1280	}
1108		1281
1109	/*	1282	#ifdef ENABLE_XIM_ONTHESPOT
1110	* X manual pages and include files don't match on some systems:
1111	* some think this is an XIDProc and others an XIMProc so we can't
1112	* use the first argument - need to update this to be nice for
1113	* both types via some sort of configure detection
1114	*/
1115	/* ARGSUSED */
1116	/* EXTPROTO */
1117	void
1118	rxvt_IMInstantiateCallback(Display * unused
1119	__attribute__ ((unused)), XPointer client_data
1120	__attribute__ ((unused)), XPointer call_data
1121	__attribute__ ((unused)))
1122	{
1123	dR;
1124	int i, found, had_im;
1125	const char *p;
1126	char **s;
1127	char buf[IMBUFSIZ];
1128		1283
1129	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1284	static void
1130	if (R->Input_Context)	1285	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1131	return;	1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1289	}
1132		1290
1133	found = had_im = 0;	1291	static void
1134	p = R->rs[Rs_inputMethod];	1292	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1135	if (p && *p) {	1293	{
1136	had_im = 1;	1294	((rxvt_term *)client_data)->make_current ();
1137	s = rxvt_splitcommastring(p);	1295	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1138	for (i = 0; s[i]; i++) {	1296	}
1139	if (*s[i]) {	1297
1140	STRCPY(buf, "@im=");	1298	static void
1141	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1299	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1142	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1300	{
1143	&& (rxvt_IM_get_IC(aR) == True)) {	1301	rxvt_term *term = (rxvt_term *)client_data;
1144	found = 1;	1302	XIMText *text = call_data->text;
1145	break;	1303
1146	}	1304	term->make_current ();
1147	}	1305
		1306	if (text)
		1307	{
		1308	wchar_t *str;
		1309
		1310	if (!text->encoding_is_wchar && text->string.multi_byte)
		1311	{
		1312	// of course, X makes it ugly again
		1313	if (term->rs[Rs_imLocale])
		1314	SET_LOCALE (term->rs[Rs_imLocale]);
		1315
		1316	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1317	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1318
		1319	if (term->rs[Rs_imLocale])
		1320	SET_LOCALE (term->locale);
1148	}	1321	}
1149	for (i = 0; s[i]; i++)	1322	else
1150	free(s[i]);	1323	str = text->string.wide_char;
1151	free(s);
1152	}
1153	if (found)
1154	return;
1155		1324
1156	/* try with XMODIFIERS env. var. */	1325	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1157	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1326	DT_INT, call_data->caret,
1158	rxvt_IM_get_IC(aR);	1327	DT_INT, call_data->chg_first,
1159	return;	1328	DT_INT, call_data->chg_length,
		1329	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1330	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1331	DT_END));
1160	}	1332	}
1161		1333	else
1162	/* try with no modifiers base IF the user didn't specify an IM */	1334	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1163	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1335	DT_INT, call_data->caret,
1164	&& rxvt_IM_get_IC(aR) == True)	1336	DT_INT, call_data->chg_first,
1165	return;	1337	DT_INT, call_data->chg_length,
		1338	DT_END));
1166	}	1339	}
		1340
		1341	#if 0
		1342	static void
		1343	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1344	{
		1345	((rxvt_term *)client_data)->make_current ();
		1346	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1347	DT_INT, call_data->position,
		1348	DT_INT, call_data->direction,
		1349	DT_INT, call_data->style,
		1350	DT_END));
		1351	}
		1352	#endif
		1353
		1354	#endif
1167		1355
1168	/*	1356	/*
1169	* Try to open a XIM with the current modifiers, then see if we can	1357	* Try to open a XIM with the current modifiers, then see if we can
1170	* open a suitable preedit type	1358	* open a suitable preedit type
1171	*/	1359	*/
1172	/* INTPROTO */
1173	Bool	1360	bool
1174	rxvt_IM_get_IC(pR)	1361	rxvt_term::im_get_ic (const char *modifiers)
1175	{	1362	{
1176	int i, j, found;	1363	int i, j, found;
1177	XIM xim;	1364	XIM xim;
1178	XPoint spot;	1365	XPoint spot;
1179	XRectangle rect, status_rect, needed_rect;	1366	XRectangle rect, status_rect, needed_rect;
1180	unsigned long fg, bg;	1367	unsigned long fg, bg;
1181	const char *p;	1368	const char *p;
1182	char **s;	1369	char **s;
1183	XIMStyles *xim_styles;	1370	XIMStyles *xim_styles;
1184	XVaNestedList preedit_attr, status_attr;
1185	XIMCallback ximcallback;
1186		1371
1187	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1372	set_environ (envv);
1188	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1373
1189	if (xim == NULL)	1374	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190	return False;	1375	return false;
1191		1376
		1377	input_method = display->get_xim (locale, modifiers);
		1378	if (input_method == NULL)
		1379	return false;
		1380
		1381	xim = input_method->xim;
		1382	spot.x = spot.y = -1;
		1383
1192	xim_styles = NULL;	1384	xim_styles = NULL;
1193	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1385	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1194	|| !xim_styles || !xim_styles->count_styles) {	1386	|| !xim_styles || !xim_styles->count_styles)
1195	XCloseIM(xim);	1387	{
		1388	im_destroy ();
1196	return False;	1389	return false;
		1390	}
		1391
		1392	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1393
		1394	for (int pi = 0; pi < 2; pi++)
1197	}	1395	{
		1396	p = pet[pi];
1198		1397
1199	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1398	if (!p)
1200	: "OverTheSpot,OffTheSpot,Root";	1399	continue;
1201	s = rxvt_splitcommastring(p);	1400
		1401	s = rxvt_strsplit (',', p);
		1402
1202	for (i = found = 0; !found && s[i]; i++) {	1403	for (i = found = 0; !found && s[i]; i++)
		1404	{
1203	if (!STRCMP(s[i], "OverTheSpot"))	1405	if (!strcmp (s[i], "OverTheSpot"))
1204	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1406	input_style = XIMPreeditPosition | XIMStatusNothing;
1205	else if (!STRCMP(s[i], "OffTheSpot"))	1407	else if (!strcmp (s[i], "OffTheSpot"))
1206	R->input_style = (XIMPreeditArea | XIMStatusArea);	1408	input_style = XIMPreeditArea | XIMStatusArea;
1207	else if (!STRCMP(s[i], "Root"))	1409	else if (!strcmp (s[i], "Root"))
1208	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1410	input_style = XIMPreeditNothing | XIMStatusNothing;
		1411	else if (!strcmp (s[i], "None"))
		1412	input_style = XIMPreeditNone | XIMStatusNone;
		1413	#ifdef ENABLE_XIM_ONTHESPOT
		1414	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1415	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1416	#endif
		1417	else
		1418	input_style = XIMPreeditNothing | XIMStatusNothing;
1209		1419
1210	for (j = 0; j < xim_styles->count_styles; j++)	1420	for (j = 0; j < xim_styles->count_styles; j++)
1211	if (R->input_style == xim_styles->supported_styles[j]) {	1421	if (input_style == xim_styles->supported_styles[j])
		1422	{
		1423	rxvt_free_strsplit (s);
		1424
1212	found = 1;	1425	found = 1;
		1426	goto foundpet;
		1427	}
		1428
		1429	}
		1430
		1431	rxvt_free_strsplit (s);
		1432	}
		1433
		1434	foundpet:
		1435
		1436	XFree (xim_styles);
		1437
		1438	if (!found)
		1439	{
		1440	im_destroy ();
		1441	return false;
		1442	}
		1443
		1444	XFontSet fs = 0;
		1445	XVaNestedList preedit_attr = 0, status_attr = 0;
		1446
		1447	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1448	{
		1449	// fake us a font-set, please
		1450	char **missing_charset_list;
		1451	int missing_charset_count;
		1452	char *def_string;
		1453	char pat[512];
		1454
		1455	sprintf (pat,
		1456	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1457	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1458	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1459	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1460	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1461	"*",
		1462	fheight,
		1463	fheight + 1, fheight - 1,
		1464	fheight - 2, fheight + 2);
		1465
		1466	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1467	&missing_charset_list, &missing_charset_count, &def_string);
		1468
		1469	if (missing_charset_list)
		1470	XFreeStringList (missing_charset_list);
		1471
		1472	if (!fs)
		1473	{
		1474	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1475	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1476	}
		1477	}
		1478
		1479	if (input_style & XIMPreeditPosition)
		1480	{
		1481	im_set_size (rect);
		1482	im_set_position (spot);
		1483	im_set_color (fg, bg);
		1484
		1485	preedit_attr = XVaCreateNestedList (0,
		1486	XNForeground, fg,
		1487	XNBackground, bg,
		1488	XNArea, &rect,
		1489	XNSpotLocation, &spot,
		1490	XNFontSet, fs,
		1491	NULL);
		1492	}
		1493	else if (input_style & XIMPreeditArea)
		1494	{
		1495	im_set_color (fg, bg);
		1496
		1497	/*
		1498	* The necessary width of preedit area is unknown
		1499	* until create input context.
		1500	*/
		1501	needed_rect.width = 0;
		1502	im_set_preedit_area (rect, status_rect, needed_rect);
		1503
		1504	preedit_attr = XVaCreateNestedList (0,
		1505	XNForeground, fg,
		1506	XNBackground, bg,
		1507	XNArea, &rect,
		1508	XNFontSet, fs,
		1509	NULL);
		1510	status_attr = XVaCreateNestedList (0,
		1511	XNForeground, fg,
		1512	XNBackground, bg,
		1513	XNArea, &status_rect,
		1514	XNFontSet, fs,
		1515	NULL);
		1516	}
		1517	#if ENABLE_XIM_ONTHESPOT
		1518	else if (input_style & XIMPreeditCallbacks)
		1519	{
		1520	XIMCallback xcb[4];
		1521
		1522	im_set_position (spot);
		1523
		1524	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1525	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1526	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1527	# if 0
		1528	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1529	# endif
		1530
		1531	preedit_attr = XVaCreateNestedList (0,
		1532	XNSpotLocation, &spot,
		1533	XNPreeditStartCallback, &xcb[0],
		1534	XNPreeditDoneCallback , &xcb[1],
		1535	XNPreeditDrawCallback , &xcb[2],
		1536	# if 0
		1537	XNPreeditCaretCallback, &xcb[3],
		1538	# endif
		1539	NULL);
		1540	}
		1541	#endif
		1542
		1543	Input_Context = XCreateIC (xim,
		1544	XNInputStyle, input_style,
		1545	XNClientWindow, vt,
		1546	XNFocusWindow, parent,
		1547	preedit_attr ? XNPreeditAttributes : NULL,
		1548	preedit_attr,
		1549	status_attr ? XNStatusAttributes : NULL,
		1550	status_attr, NULL);
		1551
		1552	if (preedit_attr) XFree (preedit_attr);
		1553	if (status_attr) XFree (status_attr);
		1554	if (fs) XFreeFontSet (dpy, fs);
		1555
		1556	if (Input_Context == NULL)
		1557	{
		1558	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1559	im_destroy ();
		1560	return false;
		1561	}
		1562
		1563	#if 0
		1564	// unfortunately, only the focus window is used by XIM, hard to fix
		1565	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1566	vt_select_input ();
		1567	#endif
		1568
		1569	im_set_position ();
		1570
		1571	return true;
		1572	}
		1573
		1574	void
		1575	rxvt_term::im_cb ()
		1576	{
		1577	int i;
		1578	const char *p;
		1579	char **s;
		1580	char buf[IMBUFSIZ];
		1581
		1582	make_current ();
		1583
		1584	im_destroy ();
		1585
		1586	if (Input_Context)
		1587	return;
		1588
		1589	if (rs[Rs_imLocale])
		1590	SET_LOCALE (rs[Rs_imLocale]);
		1591
		1592	p = rs[Rs_inputMethod];
		1593	if (p && *p)
		1594	{
		1595	bool found = false;
		1596
		1597	s = rxvt_strsplit (',', p);
		1598
		1599	for (i = 0; s[i]; i++)
		1600	{
		1601	if (*s[i])
		1602	{
		1603	strcpy (buf, "@im=");
		1604	strncat (buf, s[i], IMBUFSIZ - 5);
		1605	if (im_get_ic (buf))
		1606	{
		1607	found = true;
1213	break;	1608	break;
		1609	}
1214	}	1610	}
1215	}	1611	}
1216	for (i = 0; s[i]; i++)
1217	free(s[i]);
1218	free(s);
1219	XFree(xim_styles);
1220		1612
		1613	rxvt_free_strsplit (s);
		1614
1221	if (!found) {	1615	if (found)
1222	XCloseIM(xim);	1616	goto done;
1223	return False;
1224	}	1617	}
1225		1618
1226	ximcallback.callback = rxvt_IMDestroyCallback;	1619	/* try with XMODIFIERS env. var. */
		1620	if (im_get_ic (""))
		1621	goto done;
1227		1622
1228	/* XXX: not sure why we need this (as well as IC one below) */	1623	/* try with no modifiers base IF the user didn't specify an IM */
1229	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1624	if (im_get_ic ("@im=none"))
		1625	goto done;
1230		1626
1231	preedit_attr = status_attr = NULL;	1627	done:
1232		1628	if (rs[Rs_imLocale])
1233	if (R->input_style & XIMPreeditPosition) {	1629	SET_LOCALE (locale);
1234	rxvt_setSize(aR_ & rect);
1235	rxvt_setPosition(aR_ & spot);
1236	rxvt_setColor(aR_ & fg, &bg);
1237
1238	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1239	XNSpotLocation, &spot,
1240	XNForeground, fg, XNBackground, bg,
1241	//XNFontSet, R->TermWin.fontset,
1242	NULL);
1243	} else if (R->input_style & XIMPreeditArea) {
1244	rxvt_setColor(aR_ & fg, &bg);
1245
1246	/*
1247	* The necessary width of preedit area is unknown
1248	* until create input context.
1249	*/
1250	needed_rect.width = 0;
1251
1252	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1253
1254	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1255	XNForeground, fg, XNBackground, bg,
1256	//XNFontSet, R->TermWin.fontset,
1257	NULL);
1258	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1259	XNForeground, fg, XNBackground, bg,
1260	//XNFontSet, R->TermWin.fontset,
1261	NULL);
1262	}
1263	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1264	XNClientWindow, R->TermWin.parent[0],
1265	XNFocusWindow, R->TermWin.parent[0],
1266	XNDestroyCallback, &ximcallback,
1267	preedit_attr ? XNPreeditAttributes : NULL,
1268	preedit_attr,
1269	status_attr ? XNStatusAttributes : NULL,
1270	status_attr, NULL);
1271	if (preedit_attr)
1272	XFree(preedit_attr);
1273	if (status_attr)
1274	XFree(status_attr);
1275	if (R->Input_Context == NULL) {
1276	rxvt_print_error("failed to create input context");
1277	XCloseIM(xim);
1278	return False;
1279	}
1280	if (R->input_style & XIMPreeditArea)
1281	rxvt_IMSetStatusPosition(aR);
1282	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1283	return True;
1284	}	1630	}
1285		1631
1286	/* EXTPROTO */
1287	void	1632	void
1288	rxvt_IMSetStatusPosition(pR)	1633	rxvt_term::im_set_position ()
1289	{	1634	{
1290	XRectangle preedit_rect, status_rect, *needed_rect;	1635	XRectangle preedit_rect, status_rect, *needed_rect;
1291	XVaNestedList preedit_attr, status_attr;	1636	XVaNestedList preedit_attr, status_attr;
1292		1637
1293	if (R->Input_Context == NULL	1638	if (!Input_Context
1294	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1639	|| !focus
1295	|| !rxvt_IMisRunning(aR))	1640	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1641	|| !im_is_running ())
1296	return;	1642	return;
1297		1643
		1644	if (input_style & XIMPreeditPosition)
		1645	{
		1646	im_set_size (preedit_rect);
		1647	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1648
		1649	XSetICValues (Input_Context,
		1650	XNPreeditAttributes, preedit_attr, NULL);
		1651	}
		1652	else
		1653	{
1298	/* Getting the necessary width of preedit area */	1654	/* Getting the necessary width of preedit area */
1299	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1655	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1300	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1656	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1301	XFree(status_attr);	1657	XFree (status_attr);
1302		1658
1303	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1659	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1660	XFree (needed_rect);
1304		1661
1305	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1662	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1306	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1307		1664
1308	XSetICValues(R->Input_Context,	1665	XSetICValues (Input_Context,
1309	XNPreeditAttributes, preedit_attr,	1666	XNPreeditAttributes, preedit_attr,
1310	XNStatusAttributes, status_attr, NULL);	1667	XNStatusAttributes, status_attr,
		1668	NULL);
1311		1669
		1670	XFree (status_attr);
		1671	}
		1672
1312	XFree(preedit_attr);	1673	XFree (preedit_attr);
1313	XFree(status_attr);
1314	}	1674	}
1315	#endif /* USE_XIM */	1675	#endif /* USE_XIM */
1316		1676
1317	/*----------------------------------------------------------------------*/	1677	void
1318	rxvt_t rxvt_current_term;	1678	rxvt_term::get_window_origin (int &x, int &y)
		1679	{
		1680	Window cr;
		1681	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1682	}
		1683
		1684	#ifdef HAVE_BG_PIXMAP
		1685
		1686	void
		1687	rxvt_term::update_background ()
		1688	{
		1689	if (update_background_ev.is_active ())
		1690	return;
		1691
		1692	bg_invalidate ();
		1693
		1694	if (!mapped)
		1695	return;
		1696
		1697	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1698
		1699	if (to_wait <= 0.)
		1700	bg_render ();
		1701	else
		1702	update_background_ev.start (to_wait);
		1703	}
		1704
		1705	void
		1706	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1707	{
		1708	make_current ();
		1709
		1710	update_background_ev.stop ();
		1711	bg_render ();
		1712	refresh_check ();
		1713	}
		1714
		1715	#endif /* HAVE_BG_PIXMAP */
1319		1716
1320	/*----------------------- end-of-file (C source) -----------------------*/	1717	/*----------------------- end-of-file (C source) -----------------------*/

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