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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.396 by root, Sat Dec 13 12:06:38 2014 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.14 2003/12/18 00:29:29 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) 2003-2014 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 3 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
22	*	22	*
23	* This program is distributed in the hope that it will be useful,	23	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	24	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
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	incr_ev (this, &rxvt_term::incr_cb)	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
74	{	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
75	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;
76	}	212	}
77		213
78	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
79	{	215	{
		216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
		225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		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
		240	#if USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244
		245	if (gc)
		246	XFreeGC (dpy, gc);
		247
		248	delete drawable;
		249
		250	// destroy all windows
		251	if (parent)
		252	XDestroyWindow (dpy, parent);
		253
		254	for (int i = 0; i < TOTAL_COLORS; i++)
		255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
		258	#if OFF_FOCUS_FADING
		259	if (rs[Rs_fade])
		260	pix_colors_unfocused [i].free (this);
		261	#endif
		262	}
		263
		264	clear ();
		265
		266	display->flush (); /* ideally .put should do this */
		267	displays.put (display);
		268	}
		269
80	scr_release ();	270	scr_release ();
81		271
82	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	272	/* clear all resources */
		273	for (int i = 0; i < allocated.size (); i++)
		274	free (allocated [i]);
		275
		276	free (selection.text);
		277	free (selection.clip_text);
83	free (locale);	278	free (locale);
84	#endif	279	free (v_buffer);
85	#ifndef NO_SETOWNER_TTYDEV
86	rxvt_privileged_ttydev (this, RESTORE);
87	#endif
88	#ifdef UTMP_SUPPORT
89	rxvt_privileged_utmp (this, RESTORE);
90	#endif
91	#ifdef USE_XIM
92	if (Input_Context != NULL)
93	{
94	XDestroyIC (Input_Context);
95	Input_Context = NULL;
96	}
97	#endif
98		280
99	if (cmd_fd >= 0)	281	delete selection_req;
100	close (cmd_fd);
101		282
102	if (Xfd >= 0)	283	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
103	XCloseDisplay (Xdisplay);	284	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
104		285
105	delete PixColors;	286	delete env;
		287
		288	delete envv;
		289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297
		298	SET_R ((rxvt_term *)0);
		299	}
		300
		301	// child has exited, usually destroys
		302	void
		303	rxvt_term::child_cb (ev::child &w, int status)
		304	{
		305	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		306
		307	cmd_pid = 0;
		308
		309	if (!option (Opt_hold))
		310	destroy ();
106	}	311	}
107		312
108	void	313	void
109	rxvt_term::destroy ()	314	rxvt_term::destroy ()
110	{	315	{
		316	if (destroy_ev.is_active ())
		317	return;
		318
		319	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
		325	if (display)
		326	{
		327	#if USE_XIM
		328	im_ev.stop (display);
		329	#endif
		330	scrollbar_ev.stop (display);
		331	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		332	rootwin_ev.stop (display);
		333	#endif
		334	termwin_ev.stop (display);
		335	vt_ev.stop (display);
		336	}
		337
111	check_ev.stop ();	338	flush_ev.stop ();
112	pty_ev.stop ();	339	pty_ev.stop ();
113	x_ev.stop ();
114	#ifdef CURSOR_BLINK	340	#ifdef CURSOR_BLINK
		341	cursor_blink_ev.stop ();
		342	#endif
		343	#ifdef TEXT_BLINK
115	blink_ev.stop ();	344	text_blink_ev.stop ();
		345	#endif
		346	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		347	cont_scroll_ev.stop ();
		348	#endif
		349	#ifdef SELECTION_SCROLLING
		350	sel_scroll_ev.stop ();
116	#endif	351	#endif
117	#ifdef POINTER_BLANK	352	#ifdef POINTER_BLANK
118	pointer_ev.stop ();	353	pointer_ev.stop ();
119	#endif	354	#endif
120		355
121	destroy_ev.start (0);	356	destroy_ev.start ();
122	}	357	}
123		358
124	void	359	void
125	rxvt_term::destroy_cb (time_watcher &w)	360	rxvt_term::destroy_cb (ev::idle &w, int revents)
126	{	361	{
127	SET_R (this);	362	make_current ();
128		363
129	delete this;	364	delete this;
130	}	365	}
131		366
132	/*----------------------------------------------------------------------*/	367	void
133	/* rxvt_init() */	368	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
134	/* LIBPROTO */
135	rxvt_t
136	rxvt_init (int argc, const char *const *argv)
137	{	369	{
138	SET_R (new rxvt_term);	370	if (!opt)
139	dR;
140
141	if (!R->init_vars () || !R->init (argc, argv))
142	{
143	delete R;
144	return NULL;
145	}
146
147	return R;	371	return;
148	}
149		372
150	/* EXTPROTO */	373	uint8_t mask = 1 << (opt & 7);
151	void	374	uint8_t &val = options [opt >> 3];
152	rxvt_init_signals ()
153	{
154	/* install exit handler for cleanup */
155	#if 0
156	#ifdef HAVE_ATEXIT
157	atexit(rxvt_clean_exit);
158	#else
159	#endif
160	#endif
161		375
162	struct sigaction sa;	376	val = val & ~mask | (set ? mask : 0);
163
164	sigfillset (&sa.sa_mask);
165	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174	/* signal (SIGURG, SIG_DFL); */
175
176	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178	}
179
180	bool
181	rxvt_term::init (int argc, const char *const *argv)
182	{
183	dR;//TODO (scrollbar, setidle)
184
185	/*
186	* Save and then give up any super-user privileges
187	* If we need privileges in any area then we must specifically request it.
188	* We should only need to be root in these cases:
189	* 1. write utmp entries on some systems
190	* 2. chown tty on some systems
191	*/
192	rxvt_privileges (this, SAVE);
193	rxvt_privileges (this, IGNORE);
194
195	rxvt_init_secondary (this);
196
197	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
198
199	#if (MENUBAR_MAX)
200	rxvt_menubar_read (this, rs[Rs_menu]);
201	#endif
202	#ifdef HAVE_SCROLLBARS
203	if (Options & Opt_scrollBar)
204	scrollbar_setIdle (); /* set existence for size calculations */
205	#endif
206
207	rxvt_Create_Windows (this, argc, argv);
208
209	rxvt_init_xlocale (this);
210
211	scr_reset (); /* initialize screen */
212	#ifdef RXVT_GRAPHICS
213	rxvt_Gr_reset (this); /* reset graphics */
214	#endif
215
216	#if 0
217	#ifdef DEBUG_X
218	XSynchronize(Xdisplay, True);
219	#endif
220	#endif
221
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225	#endif
226	#if (MENUBAR_MAX)
227	if (menubar_visible(r))
228	XMapWindow (Xdisplay, menuBar.win);
229	#endif
230	#ifdef TRANSPARENT
231	if (Options & Opt_transparent)
232	{
233	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234	rxvt_check_our_parents (this);
235	}
236	#endif
237	XMapWindow (Xdisplay, TermWin.vt);
238	XMapWindow (Xdisplay, TermWin.parent[0]);
239
240	rxvt_init_env (this);
241	rxvt_init_command (this, cmd_argv);
242
243	x_ev.start (Xfd, EVENT_READ);
244	pty_ev.start (cmd_fd, EVENT_READ);
245
246	check_ev.start ();
247
248	process_x_events ();
249
250	return true;
251	}
252
253	/* ------------------------------------------------------------------------- *
254	* SIGNAL HANDLING & EXIT HANDLER *
255	* ------------------------------------------------------------------------- */
256	/*
257	* Catch a SIGCHLD signal and exit if the direct child has died
258	*/
259	/* ARGSUSED */
260	/* EXTPROTO */
261	RETSIGTYPE
262	rxvt_Child_signal(int sig __attribute__ ((unused)))
263	{
264	int pid, save_errno = errno;
265	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266	;
267	errno = save_errno;
268
269	#if 0
270	if (pid == R->cmd_pid)
271	exit (EXIT_SUCCESS);
272	#endif
273	}
274
275	/*
276	* Catch a fatal signal and tidy up before quitting
277	*/
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Exit_signal(int sig)
281	{
282	signal(sig, SIG_DFL);
283	#ifdef DEBUG_CMD
284	rxvt_print_error("signal %d", sig);
285	#endif
286	rxvt_clean_exit();
287	kill(getpid(), sig);
288	}
289
290	/* ARGSUSED */
291	/* INTPROTO */
292	int
293	rxvt_xerror_handler(const Display * display
294	__attribute__ ((unused)), const XErrorEvent * event)
295	{
296	dR;
297
298	if (R->allowedxerror == -1)
299	R->allowedxerror = event->error_code;
300	else
301	{
302	rxvt_print_error("XError: Request: %d . %d, Error: %d",
303	event->request_code, event->minor_code,
304	event->error_code);
305
306	R->destroy ();
307	}
308
309	return 0;
310	}	377	}
311		378
312	/*----------------------------------------------------------------------*/	379	/*----------------------------------------------------------------------*/
313	/*	380	/*
314	* Exit gracefully, clearing the utmp entry and restoring tty attributes	381	* Exit gracefully, clearing the utmp entry and restoring tty attributes
315	* TODO: if debugging, this should free up any known resources if we can
316	*/	382	*/
317	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
318	void
319	rxvt_clean_exit ()
320	{
321	dR;
322		384
323	R->destroy ();	385	static void
324	}	386	rxvt_emergency_cleanup ()
325
326	/* ------------------------------------------------------------------------- *
327	* MEMORY ALLOCATION WRAPPERS *
328	* ------------------------------------------------------------------------- */
329	/* EXTPROTO */
330	void *
331	rxvt_malloc(size_t size)
332	{	387	{
333	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		389	(*t)->emergency_cleanup ();
		390	}
334		391
335	p = malloc(size);	392	#if !ENABLE_MINIMAL
336	if (p)	393	static void ecb_cold
337	return p;	394	print_x_error (Display *dpy, XErrorEvent *event)
		395	{
		396	char buffer[BUFSIZ];
		397	char mesg[BUFSIZ];
		398	char number[32];
338		399
339	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
340	rxvt_clean_exit();	401
		402	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		403	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		404
		405	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		406	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		407	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		408
		409	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		410	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		411
		412	if (event->request_code >= 128)
		413	{
		414	#if 0
		415	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		416	int nexts;
		417	char **exts = XListExtensions (dpy, &nexts);
		418
		419	while (nexts)
		420	{
		421	char *extname = exts [nexts - 1];
		422	int major, first_event, first_error;
		423
		424	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		425	{
		426	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		427	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		428
		429	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		430	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		431	rxvt_warn ("+ (which is %s)\n", buffer);
		432
		433	break;
		434	}
		435
		436	printf ("nextss %d %s\n", nexts, extname);//D
		437	--nexts;
		438	++exts;
		439	}
		440	#else
		441	int nexts = 0;
		442	char **exts = 0;
		443	#endif
		444
		445	if (!nexts)
		446	{
		447	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		448
		449	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		450	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		451
		452	#if 0
		453	sprintf (number, "RENDER.%d", event->minor_code);
		454	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		455	rxvt_warn ("+ (which is %s)\n", buffer);
		456	#endif
		457	}
		458
		459	XFreeExtensionList (exts);
		460	}
		461	else
		462	{
		463	sprintf (number, "%d", event->request_code);
		464	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		465	rxvt_warn ("+ (which is %s)\n", buffer);
		466	}
		467
		468	if (event->error_code == BadWindow
		469	|| event->error_code == BadPixmap
		470	|| event->error_code == BadCursor
		471	|| event->error_code == BadFont
		472	|| event->error_code == BadDrawable
		473	|| event->error_code == BadColor
		474	|| event->error_code == BadGC
		475	|| event->error_code == BadIDChoice
		476	|| event->error_code == BadValue
		477	|| event->error_code == BadAtom)
		478	{
		479	if (event->error_code == BadValue)
		480	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		481	else if (event->error_code == BadAtom)
		482	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		483	else
		484	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		485
		486	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		487	}
		488	}
		489	#endif
		490
		491	int ecb_cold
		492	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		493	{
		494	if (GET_R && GET_R->allowedxerror == -1)
		495	GET_R->allowedxerror = event->error_code;
		496	else
		497	{
		498	// GET_R is most likely not the terminal which caused the error,
		499	// so just output the error and continue
		500	#if ENABLE_MINIMAL
		501	old_xerror_handler (display, event);
		502	#else
		503	print_x_error (display, event);
		504	#endif
		505	}
		506
		507	return 0;
		508	}
		509
		510	int ecb_cold
		511	rxvt_xioerror_handler (Display *display)
		512	{
		513	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		514	DisplayString (display));
		515	rxvt_emergency_cleanup ();
341	exit(EXIT_FAILURE);	516	_exit (EXIT_FAILURE);
342	/* NOTREACHED */
343	}	517	}
344		518
345	/* EXTPROTO */	519	static struct sig_handlers
346	void *
347	rxvt_calloc(size_t number, size_t size)
348	{	520	{
349	void *p;	521	ev::sig sw_term, sw_int;
350		522
351	p = calloc(number, size);	523	/*
352	if (p)	524	* Catch a fatal signal and tidy up before quitting
353	return p;	525	*/
		526	void sig_term (ev::sig &w, int revents);
354		527
355	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	528	sig_handlers ()
356	rxvt_clean_exit();	529	{
357	exit(EXIT_FAILURE);	530	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
358	/* NOTREACHED */	531	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
359	}	532	}
		533	} sig_handlers;
360		534
361	/* EXTPROTO */
362	void *
363	rxvt_realloc(void *ptr, size_t size)
364	{
365	void *p;
366
367	if (ptr)
368	p = realloc(ptr, size);
369	else
370	p = malloc(size);
371	if (p)
372	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}
379
380	/* ------------------------------------------------------------------------- *
381	* PRIVILEGED OPERATIONS *
382	* ------------------------------------------------------------------------- */
383	/* take care of suid/sgid super-user (root) privileges */
384	/* INTPROTO */
385	void	535	void
386	rxvt_privileges(pR_ int mode)	536	sig_handlers::sig_term (ev::sig &w, int revents)
387	{	537	{
388	#if ! defined(__CYGWIN32__)	538	rxvt_emergency_cleanup ();
389	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	539	w.stop ();
390	/* setreuid() is the poor man's setuid(), seteuid() */	540	kill (getpid (), w.signum);
391	# define seteuid(a) setreuid(-1, (a))	541	}
392	# define setegid(a) setregid(-1, (a))	542
393	# define HAVE_SETEUID	543	static void
		544	rxvt_get_ttymode (struct termios *tio)
		545	{
		546	if (tcgetattr (STDIN_FILENO, tio) < 0)
		547	memset (tio, 0, sizeof (struct termios));
		548
		549	for (int i = 0; i < NCCS; i++)
		550	tio->c_cc[i] = VDISABLE;
		551
		552	tio->c_cc[VINTR] = CINTR;
		553	tio->c_cc[VQUIT] = CQUIT;
		554	tio->c_cc[VERASE] = CERASE;
		555	#ifdef VERASE2
		556	tio->c_cc[VERASE2] = CERASE2;
		557	#endif
		558	tio->c_cc[VKILL] = CKILL;
		559	tio->c_cc[VEOF] = CEOF;
		560	tio->c_cc[VSTART] = CSTART;
		561	tio->c_cc[VSTOP] = CSTOP;
		562	tio->c_cc[VSUSP] = CSUSP;
		563	# ifdef VDSUSP
		564	tio->c_cc[VDSUSP] = CDSUSP;
394	# endif	565	# endif
395	# ifdef HAVE_SETEUID	566	# ifdef VREPRINT
396	switch (mode) {	567	tio->c_cc[VREPRINT] = CRPRNT;
397	case IGNORE:
398	/*
399	* change effective uid/gid - not real uid/gid - so we can switch
400	* back to root later, as required
401	*/
402	seteuid(getuid());
403	setegid(getgid());
404	break;
405	case SAVE:
406	R->euid = geteuid();
407	R->egid = getegid();
408	break;
409	case RESTORE:
410	seteuid(R->euid);
411	setegid(R->egid);
412	break;
413	}
414	# else
415	switch (mode) {
416	case IGNORE:
417	setuid(getuid());
418	setgid(getgid());
419	/* FALLTHROUGH */
420	case SAVE:
421	/* FALLTHROUGH */
422	case RESTORE:
423	break;
424	}
425	# endif	568	# endif
426	#endif	569	# ifdef VDISCRD
427	}	570	tio->c_cc[VDISCRD] = CFLUSH;
428
429	#ifdef UTMP_SUPPORT
430	/* EXTPROTO */
431	void
432	rxvt_privileged_utmp(pR_ char action)
433	{
434	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435	action, R->next_utmp_action, getpid()));
436	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437	|| (R->Options & Opt_utmpInhibit)
438	|| R->ttydev == NULL || *R->ttydev == '\0')
439	return;
440
441	rxvt_privileges(aR_ RESTORE);
442	if (action == SAVE) {
443	R->next_utmp_action = RESTORE;
444	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
445	} else { /* action == RESTORE */
446	R->next_utmp_action = IGNORE;
447	rxvt_cleanutent(aR);
448	}
449	rxvt_privileges(aR_ IGNORE);
450	}
451	#endif
452
453	#ifndef NO_SETOWNER_TTYDEV
454	/* EXTPROTO */
455	void
456	rxvt_privileged_ttydev(pR_ char action)
457	{
458	D_MAIN((stderr,
459	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460	action, R->next_tty_action, getpid()));
461	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462	|| R->ttydev == NULL || *R->ttydev == '\0')
463	return;
464
465	rxvt_privileges(aR_ RESTORE);
466
467	if (action == SAVE) {
468	R->next_tty_action = RESTORE;
469	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472	R->next_tty_action = IGNORE;
473	else
474	# endif	571	# endif
475	{	572	# ifdef VWERSE
476	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	573	tio->c_cc[VWERSE] = CWERASE;
477	chmod(R->ttydev, R->ttymode);
478	# ifdef HAVE_REVOKE
479	revoke(R->ttydev);
480	# endif	574	# endif
481	}	575	# ifdef VLNEXT
482	} else { /* action == RESTORE */	576	tio->c_cc[VLNEXT] = CLNEXT;
483	R->next_tty_action = IGNORE;
484	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485	chmod(R->ttydev, R->ttyfd_stat.st_mode);
486	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487	# else
488	chmod(R->ttydev,
489	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490	chown(R->ttydev, 0, 0);
491	# endif	577	# endif
492	}	578	# ifdef VSTATUS
493		579	tio->c_cc[VSTATUS] = CSTATUS;
494	rxvt_privileges(aR_ IGNORE);
495
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498	action == RESTORE ? "Restoring" : (action ==
499	SAVE ? "Saving" :
500	"UNKNOWN ERROR for"), R->ttydev,
501	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502	R->ttyfd_stat.st_gid));
503	# endif	580	# endif
504	}	581
		582	# if VMIN != VEOF
		583	tio->c_cc[VMIN] = 1;
505	#endif	584	# endif
		585	# if VTIME != VEOL
		586	tio->c_cc[VTIME] = 0;
		587	# endif
		588
		589	/* input modes */
		590	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		591	# ifdef IMAXBEL
		592	| IMAXBEL
		593	# endif
		594	| IXON);
		595
		596	/* output modes */
		597	tio->c_oflag = (OPOST | ONLCR);
		598
		599	/* control modes */
		600	tio->c_cflag = (CS8 | CREAD);
		601
		602	/* local modes */
		603	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		604	# if defined (ECHOCTL) && defined (ECHOKE)
		605	| ECHOCTL | ECHOKE
		606	# endif
		607	| ECHOE | ECHOK);
		608	}
		609
		610	char **rxvt_environ; // startup environment
		611
		612	void
		613	rxvt_init ()
		614	{
		615	assert (("fontMask must not overlap other RS masks",
		616	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		617
		618	rxvt_get_ttymode (&rxvt_term::def_tio);
		619
		620	// get rid of stdin/stdout as we don't need them, to free resources
		621	dup2 (STDERR_FILENO, STDIN_FILENO);
		622	dup2 (STDERR_FILENO, STDOUT_FILENO);
		623
		624	if (!ev_default_loop ())
		625	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		626
		627	rxvt_environ = environ;
		628
		629	signal (SIGHUP, SIG_IGN);
		630	signal (SIGPIPE, SIG_IGN);
		631
		632	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		633	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		634
		635	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		636	// TODO: handle this with exceptions and tolerate the memory loss
		637	XSetIOErrorHandler (rxvt_xioerror_handler);
		638
		639	XrmInitialize ();
		640
		641	#if HAVE_PIXBUF
		642	g_type_init ();
		643	#endif
		644	}
506		645
507	/*----------------------------------------------------------------------*/	646	/*----------------------------------------------------------------------*/
508	/*	647	/*
509	* window size/position calculcations for XSizeHint and other storage.	648	* window size/position calculations for XSizeHint and other storage.
510	* if width/height are non-zero then override calculated width/height	649	* if width/height are non-zero then override calculated width/height
511	*/	650	*/
512	/* EXTPROTO */
513	void	651	void
514	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	652	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515	{	653	{
516	short recalc_x, recalc_y;	654	short recalc_x, recalc_y;
517	int x, y, sb_w, mb_h, flags;	655	int x, y, flags;
518	unsigned int w, h;	656	unsigned int w, h;
519	unsigned int max_width, max_height;	657	unsigned int max_width, max_height;
520		658
521	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
523	R->szHint.height));
524	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	659	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525	R->szHint.win_gravity = NorthWestGravity;	660	szHint.win_gravity = NorthWestGravity;
526	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	661	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527		662
528	recalc_x = recalc_y = 0;	663	recalc_x = recalc_y = 0;
529	flags = 0;	664	flags = 0;
		665
530	if (!R->parsed_geometry) {	666	if (!parsed_geometry)
		667	{
531	R->parsed_geometry = 1;	668	parsed_geometry = 1;
		669
532	if (R->rs[Rs_geometry])	670	if (rs[Rs_geometry])
533	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	671	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		672
534	if (flags & WidthValue) {	673	if (flags & WidthValue)
535	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	674	{
		675	if (!w)
		676	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		677
		678	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	679	szHint.flags |= USSize;
537	}	680	}
		681
538	if (flags & HeightValue) {	682	if (flags & HeightValue)
539	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	683	{
		684	if (!h)
		685	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		686
		687	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
540	R->szHint.flags |= USSize;	688	szHint.flags |= USSize;
541	}	689	}
		690
542	if (flags & XValue) {	691	if (flags & XValue)
		692	{
543	R->szHint.x = x;	693	szHint.x = x;
544	R->szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
545	if (flags & XNegative) {	696	if (flags & XNegative)
		697	{
546	recalc_x = 1;	698	recalc_x = 1;
547	R->szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
548	}	700	}
549	}	701	}
		702
550	if (flags & YValue) {	703	if (flags & YValue)
		704	{
551	R->szHint.y = y;	705	szHint.y = y;
552	R->szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
553	if (flags & YNegative) {	708	if (flags & YNegative)
		709	{
554	recalc_y = 1;	710	recalc_y = 1;
		711
555	if (R->szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
556	R->szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
557	else	714	else
558	R->szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
559	}	716	}
560	}	717	}
561	}	718	}
		719
562	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
563	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	721	width = ncol * fwidth;
564	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	722	height = nrow * fheight;
565	max_width = MAX_COLS * R->TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
566	max_height = MAX_ROWS * R->TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
567		725
568	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
569		727
570	sb_w = mb_h = 0;
571	R->window_vt_x = R->window_vt_y = 0;	728	window_vt_x = window_vt_y = int_bwidth;
572	if (scrollbar_visible(R)) {	729
		730	if (scrollBar.state)
		731	{
573	sb_w = scrollbar_TotalWidth();	732	int sb_w = scrollBar.total_width ();
574	R->szHint.base_width += sb_w;	733	szHint.base_width += sb_w;
		734
575	if (!(R->Options & Opt_scrollBar_right))	735	if (!option (Opt_scrollBar_right))
576	R->window_vt_x = sb_w;	736	window_vt_x += sb_w;
577	}	737	}
578	if (menubar_visible(R)) {	738
579	mb_h = menuBar_TotalHeight();
580	R->szHint.base_height += mb_h;
581	R->window_vt_y = mb_h;
582	}
583	R->szHint.width_inc = R->TermWin.fwidth;	739	szHint.width_inc = fwidth;
584	R->szHint.height_inc = R->TermWin.fheight;	740	szHint.height_inc = fheight;
585	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
586	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
587		743
588	if (width && width - R->szHint.base_width < max_width) {	744	if (newwidth && newwidth - szHint.base_width < max_width)
		745	{
589	R->szHint.width = width;	746	szHint.width = newwidth;
590	R->TermWin.width = width - R->szHint.base_width;	747	width = newwidth - szHint.base_width;
591	} else {	748	}
592	MIN_IT(R->TermWin.width, max_width);	749	else
		750	{
		751	min_it (width, max_width);
593	R->szHint.width = R->szHint.base_width + R->TermWin.width;	752	szHint.width = szHint.base_width + width;
594	}	753	}
		754
595	if (height && height - R->szHint.base_height < max_height) {	755	if (newheight && newheight - szHint.base_height < max_height)
		756	{
596	R->szHint.height = height;	757	szHint.height = newheight;
597	R->TermWin.height = height - R->szHint.base_height;	758	height = newheight - szHint.base_height;
598	} else {	759	}
599	MIN_IT(R->TermWin.height, max_height);	760	else
		761	{
		762	min_it (height, max_height);
600	R->szHint.height = R->szHint.base_height + R->TermWin.height;	763	szHint.height = szHint.base_height + height;
601	}	764	}
602	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
603	R->window_sb_x = R->szHint.width - sb_w;
604		765
605	if (recalc_x)	766	if (recalc_x)
606	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	767	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
607	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	768
608	if (recalc_y)	769	if (recalc_y)
609	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	770	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
610	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
611		771
612	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	772	ncol = width / fwidth;
613	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	773	nrow = height / fheight;
614	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	774
615	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	775	// When the size of the vt window is not a multiple of the cell
616	R->szHint.height));	776	// size, i.e., when the wm does not honour our size hints, there are
617	return;	777	// extra areas not covered by the terminal screen. Such gaps, when a
		778	// bg pixmap is set, would have to be cleared manually to properly
		779	// refresh the background. We take the simpler route and shrink the
		780	// vt window so as to avoid creating gaps.
		781	vt_width = ncol * fwidth;
		782	vt_height = nrow * fheight;
618	}	783	}
619		784
620	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
621	/*	786	/*
622	* Tell the teletype handler what size the window is.	787	* Tell the teletype handler what size the window is.
623	* Called after a window size change.	788	* Called after a window size change.
624	*/	789	*/
625	void	790	void
626	rxvt_term::tt_winch ()	791	rxvt_term::tt_winch ()
627	{	792	{
628	struct winsize ws;	793	if (pty->pty < 0)
629
630	if (cmd_fd < 0)
631	return;	794	return;
632		795
		796	struct winsize ws;
		797
633	ws.ws_col = TermWin.ncol;	798	ws.ws_col = ncol;
634	ws.ws_row = TermWin.nrow;	799	ws.ws_row = nrow;
635	ws.ws_xpixel = ws.ws_ypixel = 0;	800	ws.ws_xpixel = vt_width;
636	#ifndef DEBUG_SIZE	801	ws.ws_ypixel = vt_height;
637	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	802	ioctl (pty->pty, TIOCSWINSZ, &ws);
		803
		804	#if 0
		805	// TIOCSWINSZ is supposed to do this automatically and correctly
		806	if (cmd_pid) /* force through to the command */
		807	kill (-cmd_pid, SIGWINCH);
		808	#endif
		809	}
		810
		811	/*----------------------------------------------------------------------*/
		812	/* load and set the various fonts */
		813	bool
		814	rxvt_term::set_fonts ()
		815	{
		816	rxvt_fontset *fs = new rxvt_fontset (this);
		817	rxvt_fontprop prop;
		818
		819	if (!fs
		820	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		821	|| !fs->realize_font (1))
		822	{
		823	delete fs;
		824	return false;
		825	}
		826
		827	#if ENABLE_STYLES
		828	for (int i = RS_styleCount; --i; )
		829	if (fontset[i] != fontset[0])
		830	delete fontset[i];
		831	#endif
		832
		833	delete fontset[0];
		834	fontset[0] = fs;
		835
		836	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		837	prop.width = max (prop.width + letterSpace, 1);
		838
		839	fs->set_prop (prop, false);
		840
		841	fwidth = prop.width;
		842	fheight = prop.height + lineSpace;
		843	fbase = prop.ascent;
		844
		845	for (int style = 1; style < 4; style++)
		846	{
		847	#if ENABLE_STYLES
		848	const char *res = rs[Rs_font + style];
		849
		850	if (res && !*res)
		851	fontset[style] = fontset[0];
		852	else
		853	{
		854	fontset[style] = fs = new rxvt_fontset (this);
		855	rxvt_fontprop prop2 = prop;
		856
		857	if (res)
		858	{
		859	fs->populate (res);
		860	fs->set_prop (prop2, false);
		861	}
		862	else
		863	{
		864	fs->populate (fontset[0]->fontdesc);
		865
		866	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		867	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		868
		869	fs->set_prop (prop2, true);
		870	}
		871
		872	}
638	#else	873	#else
639	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	874	fontset[style] = fontset[0];
640	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
641	# ifdef SIGWINCH
642	else if (cmd_pid) /* force through to the command */
643	kill (cmd_pid, SIGWINCH);
644	# endif	875	#endif
645	#endif	876	}
646	}
647		877
648	/*----------------------------------------------------------------------*/	878	if (parent)
649	/* rxvt_change_font() - Switch to a new font */	879	{
650	/*	880	resize_all_windows (0, 0, 0);
651	* init = 1 - initialize	881	scr_remap_chars ();
652	*	882	scr_touch (true);
653	* fontname == FONT_UP - switch to bigger font	883	}
654	* fontname == FONT_DN - switch to smaller font
655	*/
656	/* EXTPROTO */
657	void
658	rxvt_change_font(pR_ int init, const char *fontname)
659	{
660	}
661		884
662	/* INTPROTO */	885	return true;
		886	}
		887
663	void	888	void
664	rxvt_font_up_down(pR_ int n, int direction)	889	rxvt_term::set_string_property (Atom prop, const char *str, int len)
665	{	890	{
		891	XChangeProperty (dpy, parent,
		892	prop, XA_STRING, 8, PropModeReplace,
		893	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		894	}
		895
		896	void
		897	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		898	{
		899	XTextProperty ct;
		900
		901	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		902	{
		903	XSetTextProperty (dpy, parent, &ct, prop);
		904	XFree (ct.value);
		905	}
		906	}
		907
		908	void
		909	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		910	{
		911	wchar_t *ws = rxvt_mbstowcs (str, len);
		912	char *s = rxvt_wcstoutf8 (ws);
		913
		914	XChangeProperty (dpy, parent,
		915	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		916	(const unsigned char *)s, strlen (s));
		917
		918	free (s);
		919	free (ws);
666	}	920	}
667		921
668	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
669	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
670	/* xterm sequences - title, iconName, color (exptl) */	924	/* xterm sequences - title, iconName, color (exptl) */
671	/* EXTPROTO */
672	void	925	void
673	rxvt_set_title(pR_ const char *str)	926	rxvt_term::set_title (const char *str)
674	{	927	{
675	#ifndef SMART_WINDOW_TITLE	928	set_mbstring_property (XA_WM_NAME, str);
676	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	929	#if ENABLE_EWMH
677	#else	930	set_utf8_property (xa[XA_NET_WM_NAME], str);
678	char *name;
679
680	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681	name = NULL;
682	if (name == NULL || STRCMP(name, str))
683	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684	if (name)
685	XFree(name);
686	#endif	931	#endif
687	}	932	}
688		933
689	/* EXTPROTO */
690	void	934	void
691	rxvt_set_iconName(pR_ const char *str)	935	rxvt_term::set_icon_name (const char *str)
692	{	936	{
693	#ifndef SMART_WINDOW_TITLE	937	set_mbstring_property (XA_WM_ICON_NAME, str);
694	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	938	#if ENABLE_EWMH
695	#else	939	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
696	char *name;
697
698	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699	name = NULL;
700	if (name == NULL || STRCMP(name, str))
701	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702	if (name)
703	XFree(name);
704	#endif	940	#endif
705	}	941	}
706		942
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
707	#ifdef XTERM_COLOR_CHANGE	946	#ifdef XTERM_COLOR_CHANGE
708	/* EXTPROTO */
709	void
710	rxvt_set_window_color(pR_ int idx, const char *color)
711	{
712	rxvt_color xcol;	947	rxvt_color xcol;
713	int i;
714		948
715	if (color == NULL || *color == '\0')	949	if (color == NULL || *color == '\0')
716	return;	950	return;
717		951
		952	color = strdup (color);
		953	allocated.push_back ((void *)color);
		954	rs[Rs_color + idx] = color;
		955
718	/* handle color aliases */	956	/* handle color aliases */
719	if (isdigit(*color)) {	957	if (isdigit (*color))
		958	{
720	i = atoi(color);	959	int i = atoi (color);
721	if (i >= 8 && i <= 15) { /* bright colors */	960
722	i -= 8;	961	if (i >= 8 && i <= 15)
723	# ifndef NO_BRIGHTCOLOR	962	{
724	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	963	/* bright colors */
725	SET_PIXCOLOR(R, idx);	964	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
726	goto Done;	965	goto done;
727	# endif
728	}	966	}
729	if (i >= 0 && i <= 7) { /* normal colors */	967
730	R->PixColors[idx] = R->PixColors[minCOLOR + i];	968	if (i >= 0 && i <= 7)
731	SET_PIXCOLOR(R, idx);	969	{
		970	/* normal colors */
		971	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
732	goto Done;	972	goto done;
733	}	973	}
734	}	974	}
735	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736	return;
737	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738		975
739	/*	976	set_color (xcol, color);
		977
		978	/*
740	* FIXME: should free colors here, but no idea how to do it so instead,	979	* FIXME: should free colors here, but no idea how to do it so instead,
741	* so just keep gobbling up the colormap	980	* so just keep gobbling up the colormap
742	*/	981	*/
743	# if 0
744	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[idx] == R->PixColors[i])
746	break;
747	if (i > Color_White) {
748	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750	DisplayPlanes(R->Xdisplay, Xscreen));
751	}
752	# endif
753		982
754	R->PixColors[idx] = xcol;	983	pix_colors_focused[idx] = xcol;
755	SET_PIXCOLOR(R, idx);
756		984
757	/* XSetWindowAttributes attr; */	985	done:
758	/* Cursor cursor; */
759	Done:
760	if (idx == Color_bg && !(R->Options & Opt_transparent))
761	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762	R->PixColors[Color_bg]);
763
764	/* handle Color_BD, scrollbar background, etc. */	986	/*TODO: handle Color_BD, scrollbar background, etc. */
765		987
766	rxvt_set_colorfgbg(aR);	988	update_fade_color (idx);
767	rxvt_recolour_cursor(aR);	989	recolour_cursor ();
768	/* the only reasonable way to enforce a clean update */	990	scr_recolour ();
769	rxvt_scr_poweron(aR);	991	#endif /* XTERM_COLOR_CHANGE */
770	}	992	}
771		993
772	#else
773	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
774	#endif /* XTERM_COLOR_CHANGE */
775
776	/* EXTPROTO */
777	void	994	void
778	rxvt_recolour_cursor(pR)	995	rxvt_term::recolour_cursor ()
779	{	996	{
780	rxvt_color xcol[2];	997	XColor fg, bg;
781		998
782	#if TODO	999	(ISSET_PIXCOLOR (Color_pointer_fg)
783	xcol[0] = R->PixColors[Color_pointer];	1000	? pix_colors_focused[Color_pointer_fg]
784	xcol[1] = R->PixColors[Color_bg];	1001	: pix_colors_focused[Color_fg]).get (fg);
785	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1002
786	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1003	(ISSET_PIXCOLOR (Color_pointer_bg)
787	#endif	1004	? pix_colors_focused[Color_pointer_bg]
		1005	: pix_colors_focused[Color_bg]).get (bg);
		1006
		1007	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
788	}	1008	}
789		1009
790	/*----------------------------------------------------------------------*/	1010	/*----------------------------------------------------------------------*/
791	/*	1011	/*
792	* find if fg/bg matches any of the normal (low-intensity) colors	1012	* find if fg/bg matches any of the normal (low-intensity) colors
793	*/	1013	*/
794	/* INTPROTO */	1014	char *
795	void
796	rxvt_set_colorfgbg(pR)	1015	rxvt_term::get_colorfgbg ()
797	{	1016	{
798	unsigned int i;	1017	unsigned int i;
799	const char *xpmb = "\0";	1018	const char *xpmb = "";
800	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1019	char fstr[] = "default";
		1020	char bstr[] = "default";
		1021	char *env_colorfgbg;
801		1022
802	R->env_colorfgbg =
803	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
804	STRCPY(fstr, "default");
805	STRCPY(bstr, "default");
806	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1024	if (pix_colors[Color_fg] == pix_colors[i])
		1025	{
808	sprintf(fstr, "%d", (i - Color_Black));	1026	sprintf (fstr, "%d", i - Color_Black);
809	break;	1027	break;
810	}	1028	}
		1029
811	for (i = Color_Black; i <= Color_White; i++)	1030	for (i = Color_Black; i <= Color_White; i++)
812	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1031	if (pix_colors[Color_bg] == pix_colors[i])
		1032	{
813	sprintf(bstr, "%d", (i - Color_Black));	1033	sprintf (bstr, "%d", i - Color_Black);
814	#ifdef XPM_BACKGROUND	1034	#if BG_IMAGE_FROM_FILE
815	xpmb = "default;";	1035	xpmb = "default;";
816	#endif	1036	#endif
817	break;	1037	break;
818	}	1038	}
		1039
		1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
819	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1041	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820	putenv(R->env_colorfgbg);	1042	return env_colorfgbg;
821
822	#ifndef NO_BRIGHTCOLOR
823	R->colorfgbg = DEFAULT_RSTYLE;
824	for (i = minCOLOR; i <= maxCOLOR; i++) {
825	if (R->PixColors[Color_fg] == R->PixColors[i])
826	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827	if (R->PixColors[Color_bg] == R->PixColors[i])
828	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829	}
830	#endif
831	}	1043	}
832		1044
833	/*----------------------------------------------------------------------*/	1045	/*----------------------------------------------------------------------*/
834	/*
835	* Colour determination for low colour displays, routine from
836	* Hans de Goede <hans@highrise.nl>
837	*/
838		1046
839	/* EXTPROTO */	1047	bool
840	int	1048	rxvt_term::set_color (rxvt_color &color, const char *name)
841	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
842	{	1049	{
843	screen_in_out->set(aR_ colour);	1050	if (color.set (this, name))
844
845	if (!screen_in_out->set(aR_ colour)) {
846	rxvt_print_error("can't allocate colour: %s", colour);
847	return false;
848	}
849
850	return true;	1051	return true;
		1052
		1053	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1054	return false;
		1055	}
		1056
		1057	void
		1058	rxvt_term::alias_color (int dst, int src)
		1059	{
		1060	pix_colors[dst].free (this);
		1061	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
851	}	1062	}
852		1063
853	/* -------------------------------------------------------------------- *	1064	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	1065	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1066	* -------------------------------------------------------------------- */
856	/* EXTPROTO */
857	void	1067	void
858	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1068	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	int ignoreparent)
860	{	1069	{
861	int fix_screen;	1070	int fix_screen;
		1071	int old_width = szHint.width;
		1072	int old_height = szHint.height;
862		1073
		1074	window_calc (newwidth, newheight);
		1075
		1076	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1077
		1078	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1079	if (set_hint)
		1080	{
		1081	szHint.flags &= ~(PBaseSize | PResizeInc);
		1082	XSetWMNormalHints (dpy, parent, &szHint);
		1083	szHint.flags |= PBaseSize | PResizeInc;
		1084	}
		1085
		1086	if (!ignoreparent)
		1087	{
863	#ifdef SMART_RESIZE	1088	#ifdef SMART_RESIZE
864	int old_width = R->szHint.width, old_height = R->szHint.height;	1089	/*
865	#endif
866
867	rxvt_window_calc(aR_ width, height);
868	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869	if (!ignoreparent) {
870	#ifdef SMART_RESIZE
871	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1090	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873	* reposition window on resize depending on placement on screen	1091	* reposition window on resize depending on placement on screen
874	*/	1092	*/
875	int x, y, x1, y1;	1093	int x, y, x1, y1;
876	int dx, dy;	1094	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1095	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1096	Window unused_cr;
879		1097
880	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1098	XTranslateCoordinates (dpy, parent, display->root,
881	0, 0, &x, &y, &unused_cr);	1099	0, 0, &x, &y, &unused_cr);
882	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1100	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1101	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1102	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1103	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1104	* our position for handles and decorations. Counter it
887	*/	1105	*/
888	if (x1 != x || y1 != y) {	1106	if (x1 != x || y1 != y)
		1107	{
889	x -= x1;	1108	x -= x1;
890	y -= y1;	1109	y -= y1;
891	}	1110	}
892		1111
893	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1112	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1113	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895	dx = old_width - R->szHint.width;	1114	dx = old_width - szHint.width;
896	dy = old_height - R->szHint.height;	1115	dy = old_height - szHint.height;
897		1116
898	/* Check position of the center of the window */	1117	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1118	if (x < x1) /* left half */
900	dx = 0;	1119	dx = 0;
901	else if (x == x1) /* exact center */	1120	else if (x == x1) /* exact center */
902	dx /= 2;	1121	dx /= 2;
903	if (y < y1) /* top half */	1122	if (y < y1) /* top half */
904	dy = 0;	1123	dy = 0;
905	else if (y == y1) /* exact center */	1124	else if (y == y1) /* exact center */
906	dy /= 2;	1125	dy /= 2;
907		1126
908	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1127	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
909	R->szHint.width, R->szHint.height);	1128	szHint.width, szHint.height);
910	#else	1129	#else
911	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1130	XResizeWindow (dpy, parent, szHint.width, szHint.height);
912	R->szHint.height);
913	#endif	1131	#endif
914	}	1132	}
915		1133
916	fix_screen = (R->TermWin.ncol != R->prev_ncol	1134	if (set_hint)
917	|| R->TermWin.nrow != R->prev_nrow);	1135	XSetWMNormalHints (dpy, parent, &szHint);
		1136
		1137	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1138
918	if (fix_screen || width != R->old_width || height != R->old_height) {	1139	if (fix_screen || newwidth != old_width || newheight != old_height)
919	if (scrollbar_visible(R)) {
920	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
921	0, scrollbar_TotalWidth(), R->szHint.height);
922	rxvt_Resize_scrollBar(aR);
923	}
924	if (menubar_visible(R))
925	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
926	0, TermWin_TotalWidth(), menuBar_TotalHeight());
927	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
928	R->window_vt_y, TermWin_TotalWidth(),
929	TermWin_TotalHeight());
930	#ifdef RXVT_GRAPHICS
931	if (R->old_height)
932	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933	R->old_height - R->szHint.base_height);
934	#endif
935	rxvt_scr_clear(aR);
936	#ifdef XPM_BACKGROUND
937	rxvt_resize_pixmap(aR);
938	#endif
939	}	1140	{
		1141	if (scrollBar.state)
		1142	scrollBar.resize ();
940		1143
		1144	XMoveResizeWindow (dpy, vt,
		1145	window_vt_x, window_vt_y,
		1146	vt_width, vt_height);
		1147
		1148	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1149
		1150	#ifdef HAVE_BG_PIXMAP
		1151	if (bg_window_size_sensitive ())
		1152	update_background ();
		1153	#endif
		1154	}
		1155
941	if (fix_screen || R->old_height == 0) {	1156	if (fix_screen || old_height == 0)
942	int curr_screen = -1;
943	uint16_t old_ncol = R->prev_ncol;
944
945	/* scr_reset only works on the primary screen */
946	if (R->old_height) /* this is not the first time through */
947	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
948
949	R->scr_reset();	1157	scr_reset ();
950		1158
951	if (curr_screen >= 0) { /* this is not the first time through */
952	rxvt_scr_change_screen(aR_ curr_screen);
953	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
954	}
955	}
956
957	R->old_width = R->szHint.width;
958	R->old_height = R->szHint.height;
959
960	#ifdef USE_XIM	1159	#if USE_XIM
961	rxvt_IMSetStatusPosition(aR);	1160	im_set_position ();
962	#endif	1161	#endif
963	}	1162	}
964		1163
965	/*	1164	/*
966	* Set the width/height of the vt window in characters. Units are pixels.	1165	* Set the width/height of the vt window in characters. Units are pixels.
967	* good for toggling 80/132 columns	1166	* good for toggling 80/132 columns
968	*/	1167	*/
969	/* EXTPROTO */
970	void	1168	void
971	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1169	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972	{	1170	{
973	XWindowAttributes wattr;	1171	XWindowAttributes wattr;
974		1172
975	if (width == 0 || height == 0) {	1173	if (newwidth == 0 || newheight == 0)
		1174	{
976	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1175	XGetWindowAttributes (dpy, display->root, &wattr);
		1176
977	if (width == 0)	1177	if (newwidth == 0)
978	width = wattr.width - R->szHint.base_width;	1178	newwidth = wattr.width - szHint.base_width;
979	if (height == 0)	1179	if (newheight == 0)
980	height = wattr.height - R->szHint.base_height;	1180	newheight = wattr.height - szHint.base_height;
		1181	}
		1182
		1183	if (newwidth != vt_width || newheight != vt_height)
981	}	1184	{
982	if (width != R->TermWin.width || height != R->TermWin.height) {
983	width += R->szHint.base_width;	1185	newwidth += szHint.base_width;
984	height += R->szHint.base_height;	1186	newheight += szHint.base_height;
985	rxvt_resize_all_windows(aR_ width, height, 0);	1187	resize_all_windows (newwidth, newheight, 0);
986	}	1188	}
987	}	1189	}
988		1190
989	/* -------------------------------------------------------------------- *	1191	/* -------------------------------------------------------------------- *
990	* - X INPUT METHOD ROUTINES - *	1192	* - X INPUT METHOD ROUTINES - *
991	* -------------------------------------------------------------------- */	1193	* -------------------------------------------------------------------- */
992	#ifdef USE_XIM	1194	#if USE_XIM
993	/* INTPROTO */
994	void
995	rxvt_setSize(pR_ XRectangle * size)
996	{
997	size->x = R->TermWin.int_bwidth;
998	size->y = R->TermWin.int_bwidth;
999	size->width = Width2Pixel(R->TermWin.ncol);
1000	size->height = Height2Pixel(R->TermWin.nrow);
1001	}
1002		1195
1003	/* INTPROTO */
1004	void	1196	void
1005	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1197	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006	{	1198	{
1007	*fg = R->PixColors[Color_fg];	1199	fg = pix_colors [Color_fg];
1008	*bg = R->PixColors[Color_bg];	1200	bg = pix_colors [Color_bg];
		1201	}
		1202
		1203	void
		1204	rxvt_term::im_set_size (XRectangle &size)
		1205	{
		1206	// the int_bwidth terms make no sense to me
		1207	size.x = int_bwidth;
		1208	size.y = int_bwidth;
		1209	size.width = Width2Pixel (ncol) + int_bwidth;
		1210	size.height = Height2Pixel (nrow) + int_bwidth;
		1211	}
		1212
		1213	void
		1214	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1215	XRectangle &status_rect,
		1216	const XRectangle &needed_rect)
		1217	{
		1218	preedit_rect.x = needed_rect.width;
		1219	preedit_rect.y = 0;
		1220	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1221	preedit_rect.height = fheight;
		1222
		1223	status_rect.x = 0;
		1224	status_rect.y = 0;
		1225	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1226	status_rect.height = fheight;
1009	}	1227	}
1010		1228
1011	/* Checking whether input method is running. */	1229	/* Checking whether input method is running. */
1012	/* INTPROTO */
1013	Bool	1230	bool
1014	rxvt_IMisRunning(pR)	1231	rxvt_term::im_is_running ()
1015	{	1232	{
1016	char *p;	1233	Atom atom;
1017	Atom atom;	1234	Window win;
1018	Window win;
1019	char server[IMBUFSIZ];	1235	char server[IMBUFSIZ];
1020		1236
1021	/* get current locale modifier */	1237	/* get current locale modifier */
1022	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1238	if (char *p = XSetLocaleModifiers (0))
		1239	{
1023	STRCPY(server, "@server=");	1240	strcpy (server, "@server=");
1024	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1241	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1242
1025	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1243	if (p = strchr (server + 1, '@')) /* first one only */
1026	*p = '\0';	1244	*p = '\0';
1027		1245
1028	atom = XInternAtom(R->Xdisplay, server, False);	1246	atom = XInternAtom (dpy, server, False);
1029	win = XGetSelectionOwner(R->Xdisplay, atom);	1247	win = XGetSelectionOwner (dpy, atom);
		1248
1030	if (win != None)	1249	if (win != None)
1031	return True;	1250	return true;
1032	}	1251	}
		1252
1033	return False;	1253	return false;
1034	}	1254	}
1035		1255
1036	/* EXTPROTO */
1037	void	1256	void
1038	rxvt_IMSendSpot(pR)	1257	rxvt_term::im_send_spot ()
1039	{	1258	{
1040	XPoint spot;	1259	XPoint nspot;
1041	XVaNestedList preedit_attr;	1260	XVaNestedList preedit_attr;
1042		1261
1043	if (R->Input_Context == NULL	1262	if (!Input_Context
1044	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1263	|| !focus
1045	|| !(R->event_type == KeyPress	1264	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1046	|| R->event_type == Expose
1047	|| R->event_type == NoExpose
1048	|| R->event_type == SelectionNotify
1049	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1050	|| !rxvt_IMisRunning(aR))
1051	return;	1265	return;
1052		1266
1053	rxvt_setPosition(aR_ & spot);	1267	im_set_position (nspot);
1054		1268
		1269	if (nspot.x == spot.x && nspot.y == spot.y)
		1270	return;
		1271
		1272	spot = nspot;
		1273
1055	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1274	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1275	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057	XFree(preedit_attr);	1276	XFree (preedit_attr);
1058	}	1277	}
1059		1278
1060	/* EXTPROTO */
1061	void	1279	void
1062	rxvt_setTermFontSet(pR_ int idx)	1280	rxvt_term::im_destroy ()
1063	{	1281	{
1064	char *string;	1282	if (input_method)
1065	long length;	1283	{
1066	int success = 0;	1284	if (Input_Context && input_method->xim)
		1285	XDestroyIC (Input_Context);
1067		1286
1068	if (idx < 0 || idx >= MAX_NFONTS)	1287	display->put_xim (input_method);
1069	return;	1288	input_method = 0;
1070	}	1289	}
1071		1290
1072	/* INTPROTO */
1073	void
1074	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075	XRectangle * needed_rect)
1076	{
1077	int mbh, vtx = 0;
1078
1079	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080	vtx = scrollbar_TotalWidth();
1081	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082	mbh -= R->TermWin.lineSpace;
1083
1084	preedit_rect->x = needed_rect->width + vtx;
1085	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088	+ vtx;
1089	preedit_rect->height = Height2Pixel(1);
1090
1091	status_rect->x = vtx;
1092	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094	status_rect->width = needed_rect->width ? needed_rect->width
1095	: Width2Pixel(R->TermWin.ncol + 1);
1096	status_rect->height = Height2Pixel(1);
1097	}
1098
1099	/* ARGSUSED */
1100	/* INTPROTO */
1101	void
1102	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103	__attribute__ ((unused)), XPointer call_data
1104	__attribute__ ((unused)))
1105	{
1106	dR;
1107
1108	R->Input_Context = NULL;	1291	Input_Context = 0;
1109	/* To avoid Segmentation Fault in C locale: Solaris only? */
1110	if (STRCMP(R->locale, "C"))
1111	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112	rxvt_IMInstantiateCallback, NULL);
1113	}	1292	}
		1293
		1294	#ifdef ENABLE_XIM_ONTHESPOT
		1295
		1296	static void
		1297	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1298	{
		1299	((rxvt_term *)client_data)->make_current ();
		1300	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1301	}
		1302
		1303	static void
		1304	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1305	{
		1306	((rxvt_term *)client_data)->make_current ();
		1307	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1308	}
		1309
		1310	static void
		1311	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1312	{
		1313	rxvt_term *term = (rxvt_term *)client_data;
		1314	XIMText *text = call_data->text;
		1315
		1316	term->make_current ();
		1317
		1318	if (text)
		1319	{
		1320	wchar_t *str;
		1321
		1322	if (!text->encoding_is_wchar && text->string.multi_byte)
		1323	{
		1324	// of course, X makes it ugly again
		1325	if (term->rs[Rs_imLocale])
		1326	SET_LOCALE (term->rs[Rs_imLocale]);
		1327
		1328	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1329	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1330
		1331	if (term->rs[Rs_imLocale])
		1332	SET_LOCALE (term->locale);
		1333	}
		1334	else
		1335	str = text->string.wide_char;
		1336
		1337	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1338	DT_INT, call_data->caret,
		1339	DT_INT, call_data->chg_first,
		1340	DT_INT, call_data->chg_length,
		1341	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1342	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1343	DT_END));
		1344	}
		1345	else
		1346	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1347	DT_INT, call_data->caret,
		1348	DT_INT, call_data->chg_first,
		1349	DT_INT, call_data->chg_length,
		1350	DT_END));
		1351	}
		1352
		1353	#if 0
		1354	static void
		1355	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1356	{
		1357	((rxvt_term *)client_data)->make_current ();
		1358	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1359	DT_INT, call_data->position,
		1360	DT_INT, call_data->direction,
		1361	DT_INT, call_data->style,
		1362	DT_END));
		1363	}
		1364	#endif
		1365
		1366	#endif
1114		1367
1115	/*	1368	/*
1116	* X manual pages and include files don't match on some systems:	1369	* Try to open a XIM with the current modifiers, then see if we can
1117	* some think this is an XIDProc and others an XIMProc so we can't	1370	* open a suitable preedit type
1118	* use the first argument - need to update this to be nice for
1119	* both types via some sort of configure detection
1120	*/	1371	*/
1121	/* ARGSUSED */	1372	bool
1122	/* EXTPROTO */	1373	rxvt_term::im_get_ic (const char *modifiers)
1123	void
1124	rxvt_IMInstantiateCallback(Display * unused
1125	__attribute__ ((unused)), XPointer client_data
1126	__attribute__ ((unused)), XPointer call_data
1127	__attribute__ ((unused)))
1128	{	1374	{
1129	dR;	1375	int i, j, found;
1130	int i, found, had_im;	1376	XIM xim;
		1377	XPoint spot;
		1378	XRectangle rect, status_rect, needed_rect;
		1379	unsigned long fg, bg;
		1380	const char *p;
		1381	char **s;
		1382	XIMStyles *xim_styles;
		1383
		1384	set_environ (env);
		1385
		1386	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
		1387	return false;
		1388
		1389	input_method = display->get_xim (locale, modifiers);
		1390	if (input_method == NULL)
		1391	return false;
		1392
		1393	xim = input_method->xim;
		1394	spot.x = spot.y = -1;
		1395
		1396	xim_styles = NULL;
		1397	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1398	|| !xim_styles || !xim_styles->count_styles)
		1399	{
		1400	im_destroy ();
		1401	return false;
		1402	}
		1403
		1404	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1405
		1406	for (int pi = 0; pi < 2; pi++)
		1407	{
		1408	p = pet[pi];
		1409
		1410	if (!p)
		1411	continue;
		1412
		1413	s = rxvt_strsplit (',', p);
		1414
		1415	for (i = found = 0; !found && s[i]; i++)
		1416	{
		1417	if (!strcmp (s[i], "OverTheSpot"))
		1418	input_style = XIMPreeditPosition | XIMStatusNothing;
		1419	else if (!strcmp (s[i], "OffTheSpot"))
		1420	input_style = XIMPreeditArea | XIMStatusArea;
		1421	else if (!strcmp (s[i], "Root"))
		1422	input_style = XIMPreeditNothing | XIMStatusNothing;
		1423	else if (!strcmp (s[i], "None"))
		1424	input_style = XIMPreeditNone | XIMStatusNone;
		1425	#ifdef ENABLE_XIM_ONTHESPOT
		1426	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1427	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1428	#endif
		1429	else
		1430	input_style = XIMPreeditNothing | XIMStatusNothing;
		1431
		1432	for (j = 0; j < xim_styles->count_styles; j++)
		1433	if (input_style == xim_styles->supported_styles[j])
		1434	{
		1435	rxvt_free_strsplit (s);
		1436
		1437	found = 1;
		1438	goto foundpet;
		1439	}
		1440
		1441	}
		1442
		1443	rxvt_free_strsplit (s);
		1444	}
		1445
		1446	foundpet:
		1447
		1448	XFree (xim_styles);
		1449
		1450	if (!found)
		1451	{
		1452	im_destroy ();
		1453	return false;
		1454	}
		1455
		1456	XFontSet fs = 0;
		1457	XVaNestedList preedit_attr = 0, status_attr = 0;
		1458
		1459	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1460	{
		1461	// fake us a font-set, please
		1462	char **missing_charset_list;
		1463	int missing_charset_count;
		1464	char *def_string;
		1465	char pat[512];
		1466
		1467	sprintf (pat,
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"*",
		1474	fheight,
		1475	fheight + 1, fheight - 1,
		1476	fheight - 2, fheight + 2);
		1477
		1478	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1479	&missing_charset_list, &missing_charset_count, &def_string);
		1480
		1481	if (missing_charset_list)
		1482	XFreeStringList (missing_charset_list);
		1483
		1484	if (!fs)
		1485	{
		1486	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1487	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1488	}
		1489	}
		1490
		1491	if (input_style & XIMPreeditPosition)
		1492	{
		1493	im_set_size (rect);
		1494	im_set_position (spot);
		1495	im_set_color (fg, bg);
		1496
		1497	preedit_attr = XVaCreateNestedList (0,
		1498	XNForeground, fg,
		1499	XNBackground, bg,
		1500	XNArea, &rect,
		1501	XNSpotLocation, &spot,
		1502	XNFontSet, fs,
		1503	NULL);
		1504	}
		1505	else if (input_style & XIMPreeditArea)
		1506	{
		1507	im_set_color (fg, bg);
		1508
		1509	/*
		1510	* The necessary width of preedit area is unknown
		1511	* until create input context.
		1512	*/
		1513	needed_rect.width = 0;
		1514	im_set_preedit_area (rect, status_rect, needed_rect);
		1515
		1516	preedit_attr = XVaCreateNestedList (0,
		1517	XNForeground, fg,
		1518	XNBackground, bg,
		1519	XNArea, &rect,
		1520	XNFontSet, fs,
		1521	NULL);
		1522	status_attr = XVaCreateNestedList (0,
		1523	XNForeground, fg,
		1524	XNBackground, bg,
		1525	XNArea, &status_rect,
		1526	XNFontSet, fs,
		1527	NULL);
		1528	}
		1529	#if ENABLE_XIM_ONTHESPOT
		1530	else if (input_style & XIMPreeditCallbacks)
		1531	{
		1532	XIMCallback xcb[4];
		1533
		1534	im_set_position (spot);
		1535
		1536	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1537	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1538	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1539	# if 0
		1540	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1541	# endif
		1542
		1543	preedit_attr = XVaCreateNestedList (0,
		1544	XNSpotLocation, &spot,
		1545	XNPreeditStartCallback, &xcb[0],
		1546	XNPreeditDoneCallback , &xcb[1],
		1547	XNPreeditDrawCallback , &xcb[2],
		1548	# if 0
		1549	XNPreeditCaretCallback, &xcb[3],
		1550	# endif
		1551	NULL);
		1552	}
		1553	#endif
		1554
		1555	Input_Context = XCreateIC (xim,
		1556	XNInputStyle, input_style,
		1557	XNClientWindow, vt,
		1558	XNFocusWindow, parent,
		1559	preedit_attr ? XNPreeditAttributes : NULL,
		1560	preedit_attr,
		1561	status_attr ? XNStatusAttributes : NULL,
		1562	status_attr, NULL);
		1563
		1564	if (preedit_attr) XFree (preedit_attr);
		1565	if (status_attr) XFree (status_attr);
		1566	if (fs) XFreeFontSet (dpy, fs);
		1567
		1568	if (Input_Context == NULL)
		1569	{
		1570	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1571	im_destroy ();
		1572	return false;
		1573	}
		1574
		1575	#if 0
		1576	// unfortunately, only the focus window is used by XIM, hard to fix
		1577	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1578	vt_select_input ();
		1579	#endif
		1580
		1581	im_set_position ();
		1582
		1583	return true;
		1584	}
		1585
		1586	void
		1587	rxvt_term::im_cb ()
		1588	{
		1589	int i;
1131	const char *p;	1590	const char *p;
1132	char **s;	1591	char **s;
1133	char buf[IMBUFSIZ];	1592	char buf[IMBUFSIZ];
1134		1593
1135	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1594	make_current ();
		1595
		1596	im_destroy ();
		1597
1136	if (R->Input_Context)	1598	if (Input_Context)
1137	return;	1599	return;
1138		1600
1139	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140	if (R->rs[Rs_imLocale])	1601	if (rs[Rs_imLocale])
1141	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1602	SET_LOCALE (rs[Rs_imLocale]);
1142	#endif
1143		1603
1144	p = R->rs[Rs_inputMethod];	1604	p = rs[Rs_inputMethod];
1145	if (p && *p)	1605	if (p && *p)
1146	{	1606	{
1147	bool found = false;	1607	bool found = false;
1148		1608
1149	s = rxvt_splitcommastring (p);	1609	s = rxvt_strsplit (',', p);
		1610
1150	for (i = 0; s[i]; i++)	1611	for (i = 0; s[i]; i++)
1151	{	1612	{
1152	if (*s[i])	1613	if (*s[i])
1153	{	1614	{
1154	STRCPY (buf, "@im=");	1615	strcpy (buf, "@im=");
1155	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1616	strncat (buf, s[i], IMBUFSIZ - 5);
1156	if ((p = XSetLocaleModifiers (buf)) && *p	1617	if (im_get_ic (buf))
1157	&& rxvt_IM_get_IC (aR))
1158	{	1618	{
1159	found = true;	1619	found = true;
1160	break;	1620	break;
1161	}	1621	}
1162	}	1622	}
1163	}	1623	}
1164	for (i = 0; s[i]; i++)	1624
1165	free(s[i]);	1625	rxvt_free_strsplit (s);
1166	free(s);
1167		1626
1168	if (found)	1627	if (found)
1169	goto done;	1628	goto done;
1170	}	1629	}
1171		1630
1172	/* try with XMODIFIERS env. var. */	1631	/* try with XMODIFIERS env. var. */
1173	if ((p = XSetLocaleModifiers ("")) && *p	1632	if (im_get_ic (""))
1174	&& rxvt_IM_get_IC (aR))
1175	goto done;	1633	goto done;
1176		1634
1177	/* try with no modifiers base IF the user didn't specify an IM */	1635	/* try with no modifiers base IF the user didn't specify an IM */
1178	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1636	if (im_get_ic ("@im=none"))
1179	&& rxvt_IM_get_IC (aR) == True)
1180	goto done;	1637	goto done;
1181		1638
1182	done:	1639	done:
1183	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184	if (R->rs[Rs_imLocale])	1640	if (rs[Rs_imLocale])
1185	setlocale (LC_CTYPE, R->locale);	1641	SET_LOCALE (locale);
1186	#endif
1187	}	1642	}
1188		1643
1189	/*	1644	void
1190	* Try to open a XIM with the current modifiers, then see if we can	1645	rxvt_term::im_set_position ()
1191	* open a suitable preedit type
1192	*/
1193	/* INTPROTO */
1194	Bool
1195	rxvt_IM_get_IC(pR)
1196	{	1646	{
1197	int i, j, found;
1198	XIM xim;
1199	XPoint spot;
1200	XRectangle rect, status_rect, needed_rect;	1647	XRectangle preedit_rect, status_rect, *needed_rect;
1201	unsigned long fg, bg;
1202	const char *p;
1203	char **s;
1204	XIMStyles *xim_styles;
1205	XVaNestedList preedit_attr, status_attr;	1648	XVaNestedList preedit_attr, status_attr;
1206	XIMCallback ximcallback;
1207		1649
1208	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1650	if (!Input_Context
1209	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1651	|| !focus
1210	if (xim == NULL)	1652	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1211	return False;	1653	|| !im_is_running ())
		1654	return;
1212		1655
1213	xim_styles = NULL;
1214	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215	|| !xim_styles || !xim_styles->count_styles) {
1216	XCloseIM(xim);
1217	return False;
1218	}
1219
1220	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221	: "OverTheSpot,OffTheSpot,Root";
1222	s = rxvt_splitcommastring(p);
1223	for (i = found = 0; !found && s[i]; i++) {
1224	if (!STRCMP(s[i], "OverTheSpot"))
1225	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226	else if (!STRCMP(s[i], "OffTheSpot"))
1227	R->input_style = (XIMPreeditArea | XIMStatusArea);
1228	else if (!STRCMP(s[i], "Root"))
1229	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231	for (j = 0; j < xim_styles->count_styles; j++)
1232	if (R->input_style == xim_styles->supported_styles[j]) {
1233	found = 1;
1234	break;
1235	}
1236	}
1237	for (i = 0; s[i]; i++)
1238	free(s[i]);
1239	free(s);
1240	XFree(xim_styles);
1241
1242	if (!found) {
1243	XCloseIM(xim);
1244	return False;
1245	}
1246
1247	ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249	/* XXX: not sure why we need this (as well as IC one below) */
1250	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252	preedit_attr = status_attr = NULL;
1253
1254	if (R->input_style & XIMPreeditPosition) {	1656	if (input_style & XIMPreeditPosition)
1255	rxvt_setSize(aR_ & rect);	1657	{
1256	rxvt_setPosition(aR_ & spot);	1658	im_set_size (preedit_rect);
1257	rxvt_setColor(aR_ & fg, &bg);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1659	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1260	XNSpotLocation, &spot,
1261	XNForeground, fg, XNBackground, bg,
1262	//XNFontSet, R->TermWin.fontset,
1263	NULL);
1264	} else if (R->input_style & XIMPreeditArea) {
1265	rxvt_setColor(aR_ & fg, &bg);
1266		1660
1267	/*	1661	XSetICValues (Input_Context,
1268	* The necessary width of preedit area is unknown	1662	XNPreeditAttributes, preedit_attr, NULL);
1269	* until create input context.	1663	}
1270	*/	1664	else
1271	needed_rect.width = 0;
1272
1273	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, R->TermWin.fontset,
1278	NULL);
1279	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280	XNForeground, fg, XNBackground, bg,
1281	//XNFontSet, R->TermWin.fontset,
1282	NULL);
1283	}	1665	{
1284	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285	XNClientWindow, R->TermWin.parent[0],
1286	XNFocusWindow, R->TermWin.parent[0],
1287	XNDestroyCallback, &ximcallback,
1288	preedit_attr ? XNPreeditAttributes : NULL,
1289	preedit_attr,
1290	status_attr ? XNStatusAttributes : NULL,
1291	status_attr, NULL);
1292	if (preedit_attr)
1293	XFree(preedit_attr);
1294	if (status_attr)
1295	XFree(status_attr);
1296	if (R->Input_Context == NULL) {
1297	rxvt_print_error("failed to create input context");
1298	XCloseIM(xim);
1299	return False;
1300	}
1301	if (R->input_style & XIMPreeditArea)
1302	rxvt_IMSetStatusPosition(aR);
1303	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304	return True;
1305	}
1306
1307	/* EXTPROTO */
1308	void
1309	rxvt_IMSetStatusPosition(pR)
1310	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;
1313
1314	if (R->Input_Context == NULL
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))
1317	return;
1318
1319	/* Getting the necessary width of preedit area */	1666	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1667	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1668	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1669	XFree (status_attr);
1323		1670
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1671	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1672	XFree (needed_rect);
1325		1673
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1674	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1675	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1676
1329	XSetICValues(R->Input_Context,	1677	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1678	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1679	XNStatusAttributes, status_attr,
		1680	NULL);
1332		1681
		1682	XFree (status_attr);
		1683	}
		1684
1333	XFree(preedit_attr);	1685	XFree (preedit_attr);
1334	XFree(status_attr);
1335	}	1686	}
1336	#endif /* USE_XIM */	1687	#endif /* USE_XIM */
1337		1688
1338	/*----------------------------------------------------------------------*/	1689	void
1339	rxvt_t rxvt_current_term;	1690	rxvt_term::get_window_origin (int &x, int &y)
		1691	{
		1692	Window cr;
		1693	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1694	}
		1695
		1696	#ifdef HAVE_BG_PIXMAP
		1697
		1698	void
		1699	rxvt_term::update_background ()
		1700	{
		1701	if (update_background_ev.is_active ())
		1702	return;
		1703
		1704	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1705
		1706	if (to_wait <= 0.)
		1707	bg_render ();
		1708	else
		1709	update_background_ev.start (to_wait);
		1710	}
		1711
		1712	void
		1713	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1714	{
		1715	make_current ();
		1716
		1717	update_background_ev.stop ();
		1718	bg_render ();
		1719	refresh_check ();
		1720	}
		1721
		1722	#endif /* HAVE_BG_PIXMAP */
1340		1723
1341	/*----------------------- end-of-file (C source) -----------------------*/	1724	/*----------------------- end-of-file (C source) -----------------------*/

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