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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.13 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.279 by ayin, Wed Dec 12 09:33:48 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.13 2003/12/17 09:00:35 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
45	#endif	51	# endif
		52	#endif
46		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
		59	static char curlocale[128], savelocale[128];
		60
		61	bool
		62	rxvt_set_locale (const char *locale) NOTHROW
		63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
		73	setlocale (LC_CTYPE, curlocale);
		74	return true;
		75	}
		76
47	void *	77	void
48	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
49	{	79	{
50	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
51		83
52	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
53	return p;	149	return len;
54	}
55		150
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	151	}
		152	#endif
61		153
62	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
64	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		176	#endif
		177	#ifdef HAVE_SCROLLBARS
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#endif
		180	#ifdef USE_XIM
		181	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	182	#endif
67	#ifdef POINTER_BLANK	183	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	184	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	185	#endif
70	x_ev (this, &rxvt_term::x_cb),	186	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	187	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb),	188	#endif
73	incr_ev (this, &rxvt_term::incr_cb)	189	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
74	{	190	prepare_ev.set <rxvt_term, &rxvt_term::prepare_cb> (this);
		191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
76	}	217	}
77		218
78	rxvt_term::~rxvt_term ()	219	rxvt_term::~rxvt_term ()
79	{	220	{
		221	termlist.erase (find (termlist.begin (), termlist.end(), this));
		222
		223	emergency_cleanup ();
		224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
		229	#endif
		230	delete fontset[0];
		231
		232	if (display)
		233	{
		234	selection_clear ();
		235
		236	#ifdef USE_XIM
		237	im_destroy ();
		238	#endif
		239	#ifdef XTERM_SCROLLBAR
		240	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		241	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		242	#endif
		243	#ifdef PLAIN_SCROLLBAR
		244	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		245	#endif
		246	#ifdef NEXT_SCROLLBAR
		247	if (blackGC) XFreeGC (dpy, blackGC);
		248	if (whiteGC) XFreeGC (dpy, whiteGC);
		249	if (grayGC) XFreeGC (dpy, grayGC);
		250	if (darkGC) XFreeGC (dpy, darkGC);
		251	if (stippleGC) XFreeGC (dpy, stippleGC);
		252	if (dimple) XFreePixmap (dpy, dimple);
		253	if (upArrow) XFreePixmap (dpy, upArrow);
		254	if (downArrow) XFreePixmap (dpy, downArrow);
		255	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		256	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		257	#endif
		258	#ifdef RXVT_SCROLLBAR
		259	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		260	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		261	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		262	#endif
		263	if (gc) XFreeGC (dpy, gc);
		264
		265	delete drawable;
		266	// destroy all windows
		267	if (parent[0])
		268	XDestroyWindow (dpy, parent[0]);
		269
		270	for (int i = 0; i < TOTAL_COLORS; i++)
		271	if (ISSET_PIXCOLOR (i))
		272	{
		273	pix_colors_focused [i].free (this);
		274	#if OFF_FOCUS_FADING
		275	pix_colors_unfocused [i].free (this);
		276	#endif
		277	}
		278
		279	clear ();
		280	}
		281
		282	delete [] pix_colors_focused;
		283	#if OFF_FOCUS_FADING
		284	delete [] pix_colors_unfocused;
		285	#endif
		286
		287	#ifdef HAVE_BG_PIXMAP
		288	bgPixmap.destroy ();
		289	#endif
		290	displays.put (display);
		291
80	scr_release ();	292	scr_release ();
81		293
82	#ifndef NO_SETOWNER_TTYDEV	294	/* clear all resources */
83	rxvt_privileged_ttydev (this, RESTORE);	295	for (int i = 0; i < allocated.size (); i++)
84	#endif	296	free (allocated [i]);
85	#ifdef UTMP_SUPPORT
86	rxvt_privileged_utmp (this, RESTORE);
87	#endif
88	#ifdef USE_XIM
89	if (Input_Context != NULL)
90	{
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		297
96	if (cmd_fd >= 0)	298	free (selection.text);
97	close (cmd_fd);	299	// TODO: manage env vars in child only(!)
		300	free (env_display);
		301	free (env_term);
		302	free (locale);
		303	free (v_buffer);
		304	free (incr_buf);
98		305
99	if (Xfd >= 0)	306	delete envv;
100	XCloseDisplay (Xdisplay);	307	delete argv;
101		308
102	delete PixColors;	309	#ifdef KEYSYM_RESOURCE
		310	delete keyboard;
		311	#endif
		312	#ifndef NO_RESOURCES
		313	XrmDestroyDatabase (option_db);
		314	#endif
		315	}
		316
		317	// child has exited, usually destroys
		318	void
		319	rxvt_term::child_cb (ev::child &w, int status)
		320	{
		321	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		322
		323	cmd_pid = 0;
		324
		325	if (!option (Opt_hold))
		326	destroy ();
103	}	327	}
104		328
105	void	329	void
106	rxvt_term::destroy ()	330	rxvt_term::destroy ()
107	{	331	{
		332	if (ev_is_active (&destroy_ev))
		333	return;
		334
		335	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		336
		337	#if ENABLE_OVERLAY
		338	scr_overlay_off ();
		339	#endif
		340
		341	if (display)
		342	{
		343	#if USE_XIM
		344	im_ev.stop (display);
		345	#endif
		346	#if HAVE_SCROLLBARS
		347	scrollbar_ev.stop (display);
		348	#endif
		349	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		350	rootwin_ev.stop (display);
		351	#endif
		352	incr_ev.stop ();
		353	termwin_ev.stop (display);
		354	vt_ev.stop (display);
		355	}
		356
108	check_ev.stop ();	357	prepare_ev.stop ();
109	pty_ev.stop ();	358	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	359	#ifdef CURSOR_BLINK
		360	cursor_blink_ev.stop ();
		361	#endif
		362	#ifdef TEXT_BLINK
112	blink_ev.stop ();	363	text_blink_ev.stop ();
		364	#endif
		365	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		366	cont_scroll_ev.stop ();
		367	#endif
		368	#ifdef SELECTION_SCROLLING
		369	sel_scroll_ev.stop ();
113	#endif	370	#endif
114	#ifdef POINTER_BLANK	371	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	372	pointer_ev.stop ();
116	#endif	373	#endif
117		374
118	destroy_ev.start (0);	375	destroy_ev.start ();
119	}	376	}
120		377
121	void	378	void
122	rxvt_term::destroy_cb (time_watcher &w)	379	rxvt_term::destroy_cb (ev::idle &w, int revents)
123	{	380	{
124	SET_R (this);	381	make_current ();
125		382
126	delete this;	383	delete this;
127	}
128
129	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */
131	/* LIBPROTO */
132	rxvt_t
133	rxvt_init (int argc, const char *const *argv)
134	{
135	SET_R (new rxvt_term);
136	dR;
137
138	if (!R->init_vars () || !R->init (argc, argv))
139	{
140	delete R;
141	return NULL;
142	}
143
144	return R;
145	}
146
147	/* EXTPROTO */
148	void
149	rxvt_init_signals ()
150	{
151	/* install exit handler for cleanup */
152	#if 0
153	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);
155	#else
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */
172
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}
176
177	bool
178	rxvt_term::init (int argc, const char *const *argv)
179	{
180	dR;//TODO (scrollbar, setidle)
181
182	/*
183	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems
188	*/
189	rxvt_privileges (this, SAVE);
190	rxvt_privileges (this, IGNORE);
191
192	rxvt_init_secondary (this);
193
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196	#if (MENUBAR_MAX)
197	rxvt_menubar_read (this, rs[Rs_menu]);
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203
204	rxvt_Create_Windows (this, argc, argv);
205
206	rxvt_init_xlocale (this);
207
208	scr_reset (); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}
249
250	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */
253	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/
256	/* ARGSUSED */
257	/* EXTPROTO */
258	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))
260	{
261	int pid, save_errno = errno;
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263	;
264	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}
271
272	/*
273	* Catch a fatal signal and tidy up before quitting
274	*/
275	/* EXTPROTO */
276	RETSIGTYPE
277	rxvt_Exit_signal(int sig)
278	{
279	signal(sig, SIG_DFL);
280	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);
282	#endif
283	rxvt_clean_exit();
284	kill(getpid(), sig);
285	}
286
287	/* ARGSUSED */
288	/* INTPROTO */
289	int
290	rxvt_xerror_handler(const Display * display
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{
293	dR;
294
295	if (R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;
297	else
298	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();
304	}
305
306	return 0;
307	}	384	}
308		385
309	/*----------------------------------------------------------------------*/	386	/*----------------------------------------------------------------------*/
310	/*	387	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes	388	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can	389	* TODO: if debugging, this should free up any known resources if we can
313	*/	390	*/
314	/* EXTPROTO */	391	static XErrorHandler old_xerror_handler;
315	void
316	rxvt_clean_exit ()
317	{
318	dR;
319		392
320	R->destroy ();	393	static void
		394	rxvt_emergency_cleanup ()
		395	{
		396	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		397	(*t)->emergency_cleanup ();
		398	}
		399
		400	#if !ENABLE_MINIMAL
		401	static void
		402	print_x_error (Display *dpy, XErrorEvent *event)
		403	{
		404	char buffer[BUFSIZ];
		405	char mesg[BUFSIZ];
		406	char number[32];
		407	char *mtype = "XlibMessage";
		408	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		409	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		410	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		411	rxvt_warn ("%s: %s\n", mesg, buffer);
		412	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		414	sprintf(number, "%d", event->request_code);
		415	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		416	rxvt_warn ("(which is %s)\n", buffer);
		417	if (event->request_code >= 128) {
		418	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		421	}
		422	if ((event->error_code == BadWindow) ||
		423	(event->error_code == BadPixmap) ||
		424	(event->error_code == BadCursor) ||
		425	(event->error_code == BadFont) ||
		426	(event->error_code == BadDrawable) ||
		427	(event->error_code == BadColor) ||
		428	(event->error_code == BadGC) ||
		429	(event->error_code == BadIDChoice) ||
		430	(event->error_code == BadValue) ||
		431	(event->error_code == BadAtom)) {
		432	if (event->error_code == BadValue)
		433	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		434	mesg, BUFSIZ);
		435	else if (event->error_code == BadAtom)
		436	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		437	mesg, BUFSIZ);
		438	else
		439	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		442	}
		443	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		444	mesg, BUFSIZ);
		445	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		446	}
		447	#endif
		448
		449	int
		450	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		451	{
		452	if (GET_R->allowedxerror == -1)
		453	GET_R->allowedxerror = event->error_code;
		454	else
		455	{
		456	// GET_R is most likely not the terminal which caused the error,
		457	// so just output the error and continue
		458	#if ENABLE_MINIMAL
		459	old_xerror_handler (display, event);
		460	#else
		461	print_x_error (display, event);
		462	#endif
		463	}
		464
		465	return 0;
		466	}
		467
		468	int
		469	rxvt_xioerror_handler (Display *display)
		470	{
		471	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		472	DisplayString (display));
		473	rxvt_emergency_cleanup ();
		474	_exit (EXIT_FAILURE);
		475	}
		476
		477	/*----------------------------------------------------------------------*/
		478	bool
		479	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		480	{
		481	this->envv = envv;
		482
		483	SET_R (this);
		484	set_locale ("");
		485	set_environ (envv); // few things in X do not call setlocale :(
		486
		487	init_vars ();
		488
		489	init_secondary ();
		490
		491	const char **cmd_argv = init_resources (argc, argv);
		492
		493	#ifdef KEYSYM_RESOURCE
		494	keyboard->register_done ();
		495	#endif
		496
		497	#ifdef HAVE_SCROLLBARS
		498	if (option (Opt_scrollBar))
		499	scrollBar.setIdle (); /* set existence for size calculations */
		500	#endif
		501
		502	pty = ptytty::create ();
		503
		504	create_windows (argc, argv);
		505
		506	init_xlocale ();
		507
		508	scr_reset (); // initialize screen
		509
		510	#if 0
		511	XSynchronize (dpy, True);
		512	#endif
		513
		514	#ifdef HAVE_SCROLLBARS
		515	if (option (Opt_scrollBar))
		516	resize_scrollbar (); /* create and map scrollbar */
		517	#endif
		518	#ifdef HAVE_BG_PIXMAP
		519	{
		520	bgPixmap.set_target (this);
		521
		522	#ifdef ENABLE_TRANSPARENCY
		523	if (option (Opt_transparent))
		524	{
		525	bgPixmap.set_transparent ();
		526	#ifdef HAVE_AFTERIMAGE
		527	if (rs [Rs_blurradius])
		528	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		529	#endif
		530	if (ISSET_PIXCOLOR (Color_tint))
		531	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		532	if (rs [Rs_shade])
		533	bgPixmap.set_shade (rs [Rs_shade]);
		534
		535	bgPixmap.set_root_pixmap ();
		536	XSelectInput (dpy, display->root, PropertyChangeMask);
		537	rootwin_ev.start (display, display->root);
		538	}
		539	#endif
		540
		541	#ifdef BG_IMAGE_FROM_FILE
		542	if (rs[Rs_backgroundPixmap] != NULL)
		543	{
		544	const char *p = rs[Rs_backgroundPixmap];
		545
		546	if ((p = strchr (p, ';')) != NULL)
		547	{
		548	p++;
		549	bgPixmap.set_geometry (p);
		550	}
		551	else
		552	bgPixmap.set_defaultGeometry ();
		553
		554	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		555	if (!bgPixmap.window_position_sensitive ())
		556	update_background ();
		557	}
		558	#endif
		559	}
		560	#endif
		561
		562	#if ENABLE_PERL
		563	rootwin_ev.start (display, display->root);
		564	#endif
		565
		566	set_colorfgbg ();
		567
		568	init_command (cmd_argv);
		569
		570	free (cmd_argv);
		571
		572	if (pty->pty >= 0)
		573	pty_ev.start (pty->pty, ev::READ);
		574
		575	prepare_ev.start ();
		576
		577	HOOK_INVOKE ((this, HOOK_START, DT_END));
		578
		579	#if ENABLE_XEMBED
		580	if (rs[Rs_embed])
		581	{
		582	long info[2] = { 0, XEMBED_MAPPED };
		583
		584	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		585	32, PropModeReplace, (unsigned char *)&info, 2);
		586	}
		587	#endif
		588
		589	XMapWindow (dpy, vt);
		590	XMapWindow (dpy, parent[0]);
		591
		592	return true;
		593	}
		594
		595	static struct sig_handlers
		596	{
		597	ev::sig sw_term, sw_int;
		598
		599	/*
		600	* Catch a fatal signal and tidy up before quitting
		601	*/
		602	void sig_term (ev::sig &w, int revents);
		603
		604	sig_handlers ()
		605	{
		606	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		607	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		608	}
		609	} sig_handlers;
		610
		611	void
		612	sig_handlers::sig_term (ev::sig &w, int revents)
		613	{
		614	rxvt_emergency_cleanup ();
		615	w.stop ();
		616	kill (getpid (), w.signum);
		617	}
		618
		619	char **rxvt_environ; // startup environment
		620
		621	void
		622	rxvt_init ()
		623	{
		624	ptytty::init ();
		625
		626	if (!ev_default_loop (0))
		627	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		628
		629	rxvt_environ = environ;
		630
		631	signal (SIGHUP, SIG_IGN);
		632	signal (SIGPIPE, SIG_IGN);
		633
		634	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		635	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		636
		637	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		638	/* signal (SIGURG, SIG_DFL); */
		639
		640	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		641	// TODO: handle this with exceptions and tolerate the memory loss
		642	XSetIOErrorHandler (rxvt_xioerror_handler);
		643
		644	XrmInitialize ();
321	}	645	}
322		646
323	/* ------------------------------------------------------------------------- *	647	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	648	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	649	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	650	void *
327	void *
328	rxvt_malloc(size_t size)	651	rxvt_malloc (size_t size)
329	{	652	{
330	void *p;
331
332	p = malloc(size);	653	void *p = malloc (size);
		654
333	if (p)	655	if (!p)
		656	rxvt_fatal ("memory allocation failure. aborting.\n");
		657
334	return p;	658	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}	659	}
341		660
342	/* EXTPROTO */	661	void *
343	void *
344	rxvt_calloc(size_t number, size_t size)	662	rxvt_calloc (size_t number, size_t size)
345	{	663	{
346	void *p;
347
348	p = calloc(number, size);	664	void *p = calloc (number, size);
		665
349	if (p)	666	if (!p)
		667	rxvt_fatal ("memory allocation failure. aborting.\n");
		668
350	return p;	669	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}	670	}
357		671
358	/* EXTPROTO */	672	void *
359	void *
360	rxvt_realloc(void *ptr, size_t size)	673	rxvt_realloc (void *ptr, size_t size)
361	{	674	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	675	void *p = realloc (ptr, size);
366	else	676
367	p = malloc(size);
368	if (p)	677	if (!p)
		678	rxvt_fatal ("memory allocation failure. aborting.\n");
		679
369	return p;	680	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	681	}
376
377	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void
383	rxvt_privileges(pR_ int mode)
384	{
385	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */
388	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID
391	# endif
392	# ifdef HAVE_SETEUID
393	switch (mode) {
394	case IGNORE:
395	/*
396	* change effective uid/gid - not real uid/gid - so we can switch
397	* back to root later, as required
398	*/
399	seteuid(getuid());
400	setegid(getgid());
401	break;
402	case SAVE:
403	R->euid = geteuid();
404	R->egid = getegid();
405	break;
406	case RESTORE:
407	seteuid(R->euid);
408	setegid(R->egid);
409	break;
410	}
411	# else
412	switch (mode) {
413	case IGNORE:
414	setuid(getuid());
415	setgid(getgid());
416	/* FALLTHROUGH */
417	case SAVE:
418	/* FALLTHROUGH */
419	case RESTORE:
420	break;
421	}
422	# endif
423	#endif
424	}
425
426	#ifdef UTMP_SUPPORT
427	/* EXTPROTO */
428	void
429	rxvt_privileged_utmp(pR_ char action)
430	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
432	action, R->next_utmp_action, getpid()));
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')
436	return;
437
438	rxvt_privileges(aR_ RESTORE);
439	if (action == SAVE) {
440	R->next_utmp_action = RESTORE;
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
442	} else { /* action == RESTORE */
443	R->next_utmp_action = IGNORE;
444	rxvt_cleanutent(aR);
445	}
446	rxvt_privileges(aR_ IGNORE);
447	}
448	#endif
449
450	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void
453	rxvt_privileged_ttydev(pR_ char action)
454	{
455	D_MAIN((stderr,
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457	action, R->next_tty_action, getpid()));
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')
460	return;
461
462	rxvt_privileges(aR_ RESTORE);
463
464	if (action == SAVE) {
465	R->next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;
470	else
471	# endif
472	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);
475	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);
477	# endif
478	}
479	} else { /* action == RESTORE */
480	R->next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484	# else
485	chmod(R->ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);
488	# endif
489	}
490
491	rxvt_privileges(aR_ IGNORE);
492
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));
500	# endif
501	}
502	#endif
503		682
504	/*----------------------------------------------------------------------*/	683	/*----------------------------------------------------------------------*/
505	/*	684	/*
506	* window size/position calculcations for XSizeHint and other storage.	685	* window size/position calculations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	686	* if width/height are non-zero then override calculated width/height
508	*/	687	*/
509	/* EXTPROTO */
510	void	688	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	689	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	690	{
513	short recalc_x, recalc_y;	691	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	692	int x, y, sb_w, flags;
515	unsigned int w, h;	693	unsigned int w, h;
516	unsigned int max_width, max_height;	694	unsigned int max_width, max_height;
517		695
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
520	R->szHint.height));
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	696	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	697	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	698	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		699
525	recalc_x = recalc_y = 0;	700	recalc_x = recalc_y = 0;
526	flags = 0;	701	flags = 0;
		702
527	if (!R->parsed_geometry) {	703	if (!parsed_geometry)
		704	{
528	R->parsed_geometry = 1;	705	parsed_geometry = 1;
		706
529	if (R->rs[Rs_geometry])	707	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	708	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		709
531	if (flags & WidthValue) {	710	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	711	{
		712	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	713	szHint.flags |= USSize;
534	}	714	}
		715
535	if (flags & HeightValue) {	716	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	717	{
		718	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	719	szHint.flags |= USSize;
538	}	720	}
		721
539	if (flags & XValue) {	722	if (flags & XValue)
		723	{
540	R->szHint.x = x;	724	szHint.x = x;
541	R->szHint.flags |= USPosition;	725	szHint.flags |= USPosition;
		726
542	if (flags & XNegative) {	727	if (flags & XNegative)
		728	{
543	recalc_x = 1;	729	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	730	szHint.win_gravity = NorthEastGravity;
545	}	731	}
546	}	732	}
		733
547	if (flags & YValue) {	734	if (flags & YValue)
		735	{
548	R->szHint.y = y;	736	szHint.y = y;
549	R->szHint.flags |= USPosition;	737	szHint.flags |= USPosition;
		738
550	if (flags & YNegative) {	739	if (flags & YNegative)
		740	{
551	recalc_y = 1;	741	recalc_y = 1;
		742
552	if (R->szHint.win_gravity == NorthEastGravity)	743	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	744	szHint.win_gravity = SouthEastGravity;
554	else	745	else
555	R->szHint.win_gravity = SouthWestGravity;	746	szHint.win_gravity = SouthWestGravity;
556	}	747	}
557	}	748	}
558	}	749	}
		750
559	/* TODO: BOUNDS */	751	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	752	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	753	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	754	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	755	max_height = MAX_ROWS * fheight;
564		756
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	757	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		758
567	sb_w = mb_h = 0;	759	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	760	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	761
		762	if (scrollBar.state)
		763	{
570	sb_w = scrollbar_TotalWidth();	764	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	765	szHint.base_width += sb_w;
		766
572	if (!(R->Options & Opt_scrollBar_right))	767	if (!option (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	768	window_vt_x += sb_w;
574	}	769	}
575	if (menubar_visible(R)) {	770
576	mb_h = menuBar_TotalHeight();
577	R->szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;
579	}
580	R->szHint.width_inc = R->TermWin.fwidth;	771	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	772	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	773	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	774	szHint.min_height = szHint.base_height + szHint.height_inc;
584		775
585	if (width && width - R->szHint.base_width < max_width) {	776	if (newwidth && newwidth - szHint.base_width < max_width)
		777	{
586	R->szHint.width = width;	778	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	779	width = newwidth - szHint.base_width;
588	} else {	780	}
589	MIN_IT(R->TermWin.width, max_width);	781	else
		782	{
		783	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	784	szHint.width = szHint.base_width + width;
591	}	785	}
		786
592	if (height && height - R->szHint.base_height < max_height) {	787	if (newheight && newheight - szHint.base_height < max_height)
		788	{
593	R->szHint.height = height;	789	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	790	height = newheight - szHint.base_height;
595	} else {	791	}
596	MIN_IT(R->TermWin.height, max_height);	792	else
		793	{
		794	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	795	szHint.height = szHint.base_height + height;
598	}	796	}
		797
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	798	if (scrollBar.state && option (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	799	window_sb_x = szHint.width - sb_w;
601		800
602	if (recalc_x)	801	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	802	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	803
605	if (recalc_y)	804	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	805	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		806
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	807	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	808	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
613	R->szHint.height));
614	return;
615	}	809	}
616		810
617	/*----------------------------------------------------------------------*/	811	/*----------------------------------------------------------------------*/
618	/*	812	/*
619	* Tell the teletype handler what size the window is.	813	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	814	* Called after a window size change.
621	*/	815	*/
622	void	816	void
623	rxvt_term::tt_winch ()	817	rxvt_term::tt_winch ()
624	{	818	{
625	struct winsize ws;	819	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	820	return;
629		821
		822	struct winsize ws;
		823
630	ws.ws_col = TermWin.ncol;	824	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	825	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	826	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	827	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	828	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	829
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	830	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	831	// TIOCSWINSZ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	832	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	833	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	834	#endif
643	}	835	}
644		836
645	/*----------------------------------------------------------------------*/	837	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	838	/* set_fonts () - load and set the various fonts
647	/*	839	*
648	* init = 1 - initialize	840	* init = 1 - initialize
649	*	841	*
650	* fontname == FONT_UP - switch to bigger font	842	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	843	* fontname == FONT_DN - switch to smaller font
652	*/	844	*/
653	/* EXTPROTO */	845	bool
654	void	846	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	847	{
657	}	848	rxvt_fontset *fs = new rxvt_fontset (this);
		849	rxvt_fontprop prop;
658		850
659	/* INTPROTO */	851	if (!fs
		852	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		853	|| !fs->realize_font (1))
		854	{
		855	delete fs;
		856	return false;
		857	}
		858
		859	#if ENABLE_STYLES
		860	for (int i = RS_styleCount; --i; )
		861	if (fontset[i] != fontset[0])
		862	delete fontset[i];
		863	#endif
		864
		865	delete fontset[0];
		866	fontset[0] = fs;
		867
		868	prop = (*fs)[1]->properties ();
		869	prop.height += lineSpace;
		870
		871	fs->set_prop (prop, false);
		872
		873	fwidth = prop.width;
		874	fheight = prop.height;
		875	fbase = prop.ascent;
		876
		877	for (int style = 1; style < 4; style++)
		878	{
		879	#if ENABLE_STYLES
		880	const char *res = rs[Rs_font + style];
		881
		882	if (res && !*res)
		883	fontset[style] = fontset[0];
		884	else
		885	{
		886	fontset[style] = fs = new rxvt_fontset (this);
		887	rxvt_fontprop prop2 = prop;
		888
		889	if (res)
		890	{
		891	fs->populate (res);
		892	fs->set_prop (prop2, false);
		893	}
		894	else
		895	{
		896	fs->populate (fontset[0]->fontdesc);
		897
		898	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		899	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		900
		901	fs->set_prop (prop2, true);
		902	}
		903
		904	}
		905	#else
		906	fontset[style] = fontset[0];
		907	#endif
		908	}
		909
		910	if (parent[0])
		911	{
		912	resize_all_windows (0, 0, 0);
		913	scr_remap_chars ();
		914	scr_touch (true);
		915	}
		916
		917	return true;
		918	}
		919
660	void	920	void
661	rxvt_font_up_down(pR_ int n, int direction)	921	rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	922	{
		923	XChangeProperty (dpy, parent[0],
		924	prop, XA_STRING, 8, PropModeReplace,
		925	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		926	}
		927
		928	void
		929	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		930	{
		931	wchar_t *ws = rxvt_mbstowcs (str, len);
		932	char *s = rxvt_wcstoutf8 (ws);
		933
		934	XChangeProperty (dpy, parent[0],
		935	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		936	(const unsigned char *)s, strlen (s));
		937
		938	free (s);
		939	free (ws);
663	}	940	}
664		941
665	/*----------------------------------------------------------------------*/	942	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	944	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	945	void
670	rxvt_set_title(pR_ const char *str)	946	rxvt_term::set_title (const char *str)
671	{	947	{
672	#ifndef SMART_WINDOW_TITLE	948	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	949	#if ENABLE_EWMH
674	#else	950	set_utf8_property (xa[XA_NET_WM_NAME], str);
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif	951	#endif
684	}	952	}
685		953
686	/* EXTPROTO */
687	void	954	void
688	rxvt_set_iconName(pR_ const char *str)	955	rxvt_term::set_icon_name (const char *str)
689	{	956	{
690	#ifndef SMART_WINDOW_TITLE	957	set_string_property (XA_WM_ICON_NAME, str);
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	958	#if ENABLE_EWMH
692	#else	959	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif	960	#endif
702	}	961	}
703		962
		963	void
		964	rxvt_term::set_window_color (int idx, const char *color)
		965	{
704	#ifdef XTERM_COLOR_CHANGE	966	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;	967	rxvt_color xcol;
710	int i;	968	int i;
711		969
712	if (color == NULL || *color == '\0')	970	if (color == NULL || *color == '\0')
713	return;	971	return;
714		972
		973	color = strdup (color);
		974	allocated.push_back ((void *)color);
		975	rs[Rs_color + idx] = color;
		976
715	/* handle color aliases */	977	/* handle color aliases */
716	if (isdigit(*color)) {	978	if (isdigit (*color))
		979	{
717	i = atoi(color);	980	i = atoi (color);
718	if (i >= 8 && i <= 15) { /* bright colors */	981
719	i -= 8;	982	if (i >= 8 && i <= 15)
720	# ifndef NO_BRIGHTCOLOR	983	{
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	984	/* bright colors */
722	SET_PIXCOLOR(R, idx);	985	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
723	goto Done;	986	goto done;
724	# endif
725	}	987	}
726	if (i >= 0 && i <= 7) { /* normal colors */	988
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];	989	if (i >= 0 && i <= 7)
728	SET_PIXCOLOR(R, idx);	990	{
		991	/* normal colors */
		992	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
729	goto Done;	993	goto done;
730	}	994	}
731	}	995	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735		996
736	/*	997	set_color (xcol, color);
		998
		999	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,	1000	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap	1001	* so just keep gobbling up the colormap
739	*/	1002	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750		1003
751	R->PixColors[idx] = xcol;	1004	pix_colors_focused[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753		1005
754	/* XSetWindowAttributes attr; */	1006	done:
755	/* Cursor cursor; */
756	Done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */	1007	/*TODO: handle Color_BD, scrollbar background, etc. */
762		1008
763	rxvt_set_colorfgbg(aR);	1009	update_fade_color (idx);
764	rxvt_recolour_cursor(aR);	1010	recolour_cursor ();
765	/* the only reasonable way to enforce a clean update */	1011	scr_recolour ();
766	rxvt_scr_poweron(aR);	1012	#endif /* XTERM_COLOR_CHANGE */
767	}	1013	}
768		1014
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */
772
773	/* EXTPROTO */
774	void	1015	void
775	rxvt_recolour_cursor(pR)	1016	rxvt_term::recolour_cursor ()
776	{	1017	{
777	rxvt_color xcol[2];	1018	XColor fg, bg;
778		1019
779	#if TODO	1020	(ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	1021	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	1022	: pix_colors_focused[Color_fg]).get (fg);
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1023
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1024	(ISSET_PIXCOLOR (Color_pointer_bg)
784	#endif	1025	? pix_colors_focused[Color_pointer_bg]
		1026	: pix_colors_focused[Color_bg]).get (bg);
		1027
		1028	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
785	}	1029	}
786		1030
787	/*----------------------------------------------------------------------*/	1031	/*----------------------------------------------------------------------*/
788	/*	1032	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	1033	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	1034	*/
791	/* INTPROTO */
792	void	1035	void
793	rxvt_set_colorfgbg(pR)	1036	rxvt_term::set_colorfgbg ()
794	{	1037	{
795	unsigned int i;	1038	unsigned int i;
796	const char *xpmb = "\0";	1039	const char *xpmb = "";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1040	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1041
799	R->env_colorfgbg =	1042	strcpy (fstr, "default");
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1043	strcpy (bstr, "default");
801	STRCPY(fstr, "default");
802	STRCPY(bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1045	if (pix_colors[Color_fg] == pix_colors[i])
		1046	{
805	sprintf(fstr, "%d", (i - Color_Black));	1047	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1048	break;
807	}	1049	}
		1050
808	for (i = Color_Black; i <= Color_White; i++)	1051	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1052	if (pix_colors[Color_bg] == pix_colors[i])
		1053	{
810	sprintf(bstr, "%d", (i - Color_Black));	1054	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1055	#ifdef BG_IMAGE_FROM_FILE
812	xpmb = "default;";	1056	xpmb = "default;";
813	#endif	1057	#endif
814	break;	1058	break;
815	}	1059	}
		1060
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1061	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818
819	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {
822	if (R->PixColors[Color_fg] == R->PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826	}
827	#endif
828	}	1062	}
829		1063
830	/*----------------------------------------------------------------------*/	1064	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1065
836	/* EXTPROTO */	1066	bool
837	int	1067	rxvt_term::set_color (rxvt_color &color, const char *name)
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
839	{	1068	{
840	screen_in_out->set(aR_ colour);	1069	if (color.set (this, name))
841
842	if (!screen_in_out->set(aR_ colour)) {
843	rxvt_print_error("can't allocate colour: %s", colour);
844	return false;
845	}
846
847	return true;	1070	return true;
		1071
		1072	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1073	return false;
		1074	}
		1075
		1076	void
		1077	rxvt_term::alias_color (int dst, int src)
		1078	{
		1079	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
848	}	1080	}
849		1081
850	/* -------------------------------------------------------------------- *	1082	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1083	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1084	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1085	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1086	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1087	{
858	int fix_screen;	1088	int fix_screen;
		1089	int old_width = szHint.width;
		1090	int old_height = szHint.height;
859		1091
		1092	window_calc (newwidth, newheight);
		1093
		1094	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1095	XSetWMNormalHints (dpy, parent[0], &szHint);
		1096
		1097	if (!ignoreparent)
		1098	{
860	#ifdef SMART_RESIZE	1099	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1100	/*
862	#endif
863
864	rxvt_window_calc(aR_ width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866	if (!ignoreparent) {
867	#ifdef SMART_RESIZE
868	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1101	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1102	* reposition window on resize depending on placement on screen
871	*/	1103	*/
872	int x, y, x1, y1;	1104	int x, y, x1, y1;
873	int dx, dy;	1105	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1106	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1107	Window unused_cr;
876		1108
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1109	XTranslateCoordinates (dpy, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1110	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1111	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1112	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1113	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1114	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1115	* our position for handles and decorations. Counter it
884	*/	1116	*/
885	if (x1 != x || y1 != y) {	1117	if (x1 != x || y1 != y)
		1118	{
886	x -= x1;	1119	x -= x1;
887	y -= y1;	1120	y -= y1;
888	}	1121	}
889		1122
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1123	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1124	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1125	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1126	dy = old_height - szHint.height;
894		1127
895	/* Check position of the center of the window */	1128	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1129	if (x < x1) /* left half */
897	dx = 0;	1130	dx = 0;
898	else if (x == x1) /* exact center */	1131	else if (x == x1) /* exact center */
899	dx /= 2;	1132	dx /= 2;
900	if (y < y1) /* top half */	1133	if (y < y1) /* top half */
901	dy = 0;	1134	dy = 0;
902	else if (y == y1) /* exact center */	1135	else if (y == y1) /* exact center */
903	dy /= 2;	1136	dy /= 2;
904		1137
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1138	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1139	szHint.width, szHint.height);
907	#else	1140	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1141	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1142	#endif
911	}	1143	}
912		1144
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1145	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1146
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1147	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1148	{
		1149	if (scrollBar.state)
		1150	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1151	XMoveResizeWindow (dpy, scrollBar.win,
		1152	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1153	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1154	resize_scrollbar ();
920	}	1155	}
921	if (menubar_visible(R))	1156
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1157	XMoveResizeWindow (dpy, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1158	window_vt_x, window_vt_y,
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925	R->window_vt_y, TermWin_TotalWidth(),
926	TermWin_TotalHeight());	1159	width, height);
927	#ifdef RXVT_GRAPHICS	1160
928	if (R->old_height)	1161	#ifdef HAVE_BG_PIXMAP
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1162	if (bgPixmap.window_size_sensitive ())
930	R->old_height - R->szHint.base_height);	1163	update_background ();
931	#endif	1164	#endif
		1165
932	rxvt_scr_clear(aR);	1166	scr_clear ();
933	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);
935	#endif
936	}	1167	}
937		1168
938	if (fix_screen || R->old_height == 0) {	1169	if (fix_screen || old_height == 0)
939	int curr_screen = -1;
940	uint16_t old_ncol = R->prev_ncol;
941
942	/* scr_reset only works on the primary screen */
943	if (R->old_height) /* this is not the first time through */
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
945
946	R->scr_reset();	1170	scr_reset ();
947		1171
948	if (curr_screen >= 0) { /* this is not the first time through */	1172	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
949	rxvt_scr_change_screen(aR_ curr_screen);	1173	//scr_touch (false);
950	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
951	}
952	}
953		1174
954	R->old_width = R->szHint.width;	1175	#ifdef HAVE_BG_PIXMAP
955	R->old_height = R->szHint.height;	1176	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1177	// if (bgPixmap.pixmap)
		1178	// scr_touch (false);
		1179	#endif
956		1180
957	#ifdef USE_XIM	1181	#ifdef USE_XIM
958	rxvt_IMSetStatusPosition(aR);	1182	IMSetPosition ();
959	#endif	1183	#endif
960	}	1184	}
961		1185
962	/*	1186	/*
963	* Set the width/height of the vt window in characters. Units are pixels.	1187	* Set the width/height of the vt window in characters. Units are pixels.
964	* good for toggling 80/132 columns	1188	* good for toggling 80/132 columns
965	*/	1189	*/
966	/* EXTPROTO */
967	void	1190	void
968	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1191	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
969	{	1192	{
970	XWindowAttributes wattr;	1193	XWindowAttributes wattr;
971		1194
972	if (width == 0 || height == 0) {	1195	if (newwidth == 0 || newheight == 0)
		1196	{
973	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1197	XGetWindowAttributes (dpy, display->root, &wattr);
		1198
974	if (width == 0)	1199	if (newwidth == 0)
975	width = wattr.width - R->szHint.base_width;	1200	newwidth = wattr.width - szHint.base_width;
976	if (height == 0)	1201	if (newheight == 0)
977	height = wattr.height - R->szHint.base_height;	1202	newheight = wattr.height - szHint.base_height;
		1203	}
		1204
		1205	if (newwidth != width || newheight != height)
978	}	1206	{
979	if (width != R->TermWin.width || height != R->TermWin.height) {
980	width += R->szHint.base_width;	1207	newwidth += szHint.base_width;
981	height += R->szHint.base_height;	1208	newheight += szHint.base_height;
982	rxvt_resize_all_windows(aR_ width, height, 0);	1209	resize_all_windows (newwidth, newheight, 0);
983	}	1210	}
984	}	1211	}
985		1212
986	/* -------------------------------------------------------------------- *	1213	/* -------------------------------------------------------------------- *
987	* - X INPUT METHOD ROUTINES - *	1214	* - X INPUT METHOD ROUTINES - *
988	* -------------------------------------------------------------------- */	1215	* -------------------------------------------------------------------- */
989	#ifdef USE_XIM	1216	#ifdef USE_XIM
990	/* INTPROTO */
991	void
992	rxvt_setSize(pR_ XRectangle * size)
993	{
994	size->x = R->TermWin.int_bwidth;
995	size->y = R->TermWin.int_bwidth;
996	size->width = Width2Pixel(R->TermWin.ncol);
997	size->height = Height2Pixel(R->TermWin.nrow);
998	}
999		1217
1000	/* INTPROTO */
1001	void	1218	void
1002	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1219	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1003	{	1220	{
1004	*fg = R->PixColors[Color_fg];	1221	fg = pix_colors [Color_fg];
1005	*bg = R->PixColors[Color_bg];	1222	bg = pix_colors [Color_bg];
		1223	}
		1224
		1225	void
		1226	rxvt_term::im_set_size (XRectangle &size)
		1227	{
		1228	// the int_bwidth terms make no sense to me
		1229	size.x = int_bwidth;
		1230	size.y = int_bwidth;
		1231	size.width = Width2Pixel (ncol) + int_bwidth;
		1232	size.height = Height2Pixel (nrow) + int_bwidth;
		1233	}
		1234
		1235	void
		1236	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1237	XRectangle &status_rect,
		1238	const XRectangle &needed_rect)
		1239	{
		1240	preedit_rect.x = needed_rect.width;
		1241	preedit_rect.y = 0;
		1242	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1243	preedit_rect.height = fheight;
		1244
		1245	status_rect.x = 0;
		1246	status_rect.y = 0;
		1247	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1248	status_rect.height = fheight;
1006	}	1249	}
1007		1250
1008	/* Checking whether input method is running. */	1251	/* Checking whether input method is running. */
1009	/* INTPROTO */
1010	Bool	1252	bool
1011	rxvt_IMisRunning(pR)	1253	rxvt_term::IMisRunning ()
1012	{	1254	{
1013	char *p;	1255	char *p;
1014	Atom atom;	1256	Atom atom;
1015	Window win;	1257	Window win;
1016	char server[IMBUFSIZ];	1258	char server[IMBUFSIZ];
1017		1259
1018	/* get current locale modifier */	1260	/* get current locale modifier */
1019	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1261	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1262	{
1020	STRCPY(server, "@server=");	1263	strcpy (server, "@server=");
1021	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1264	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1265
1022	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1266	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1023	*p = '\0';	1267	*p = '\0';
1024		1268
1025	atom = XInternAtom(R->Xdisplay, server, False);	1269	atom = XInternAtom (dpy, server, False);
1026	win = XGetSelectionOwner(R->Xdisplay, atom);	1270	win = XGetSelectionOwner (dpy, atom);
		1271
1027	if (win != None)	1272	if (win != None)
1028	return True;	1273	return True;
1029	}	1274	}
		1275
1030	return False;	1276	return False;
1031	}	1277	}
1032		1278
1033	/* EXTPROTO */
1034	void	1279	void
1035	rxvt_IMSendSpot(pR)	1280	rxvt_term::IMSendSpot ()
1036	{	1281	{
1037	XPoint spot;	1282	XPoint nspot;
1038	XVaNestedList preedit_attr;	1283	XVaNestedList preedit_attr;
1039		1284
1040	if (R->Input_Context == NULL	1285	if (!Input_Context
1041	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1286	|| !focus
1042	|| !(R->event_type == KeyPress	1287	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1043	|| R->event_type == Expose
1044	|| R->event_type == NoExpose
1045	|| R->event_type == SelectionNotify
1046	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1047	|| !rxvt_IMisRunning(aR))
1048	return;	1288	return;
1049		1289
1050	rxvt_setPosition(aR_ & spot);	1290	im_set_position (nspot);
1051		1291
		1292	if (nspot.x == spot.x && nspot.y == spot.y)
		1293	return;
		1294
		1295	spot = nspot;
		1296
1052	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1297	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1053	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1298	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1054	XFree(preedit_attr);	1299	XFree (preedit_attr);
1055	}	1300	}
1056		1301
1057	/* EXTPROTO */
1058	void	1302	void
1059	rxvt_setTermFontSet(pR_ int idx)	1303	rxvt_term::im_destroy ()
1060	{	1304	{
1061	char *string;	1305	if (input_method)
1062	long length;	1306	{
1063	int success = 0;	1307	if (Input_Context && input_method->xim)
		1308	XDestroyIC (Input_Context);
1064		1309
1065	if (idx < 0 || idx >= MAX_NFONTS)	1310	display->put_xim (input_method);
1066	return;	1311	input_method = 0;
1067	}	1312	}
1068		1313
1069	/* INTPROTO */
1070	void
1071	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1072	XRectangle * needed_rect)
1073	{
1074	int mbh, vtx = 0;
1075
1076	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1077	vtx = scrollbar_TotalWidth();
1078	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1079	mbh -= R->TermWin.lineSpace;
1080
1081	preedit_rect->x = needed_rect->width + vtx;
1082	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1083
1084	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1085	+ vtx;
1086	preedit_rect->height = Height2Pixel(1);
1087
1088	status_rect->x = vtx;
1089	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1090
1091	status_rect->width = needed_rect->width ? needed_rect->width
1092	: Width2Pixel(R->TermWin.ncol + 1);
1093	status_rect->height = Height2Pixel(1);
1094	}
1095
1096	/* ARGSUSED */
1097	/* INTPROTO */
1098	void
1099	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1100	__attribute__ ((unused)), XPointer call_data
1101	__attribute__ ((unused)))
1102	{
1103	dR;
1104
1105	R->Input_Context = NULL;	1314	Input_Context = 0;
1106	/* To avoid Segmentation Fault in C locale: Solaris only? */
1107	if (STRCMP(R->locale, "C"))
1108	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1109	rxvt_IMInstantiateCallback, NULL);
1110	}	1315	}
		1316
		1317	#ifdef ENABLE_XIM_ONTHESPOT
		1318
		1319	static void
		1320	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1321	{
		1322	((rxvt_term *)client_data)->make_current ();
		1323	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1324	}
		1325
		1326	static void
		1327	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1328	{
		1329	((rxvt_term *)client_data)->make_current ();
		1330	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1331	}
		1332
		1333	static void
		1334	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1335	{
		1336	rxvt_term *term = (rxvt_term *)client_data;
		1337	XIMText *text = call_data->text;
		1338
		1339	term->make_current ();
		1340
		1341	if (text)
		1342	{
		1343	void *str;
		1344
		1345	if (!text->encoding_is_wchar && text->string.multi_byte)
		1346	{
		1347	// of course, X makes it ugly again
		1348	if (term->rs[Rs_imLocale])
		1349	SET_LOCALE (term->rs[Rs_imLocale]);
		1350
		1351	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1352	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1353
		1354	if (term->rs[Rs_imLocale])
		1355	SET_LOCALE (term->locale);
		1356	}
		1357	else
		1358	str = (void *)text->string.wide_char;
		1359
		1360	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1361	DT_INT, call_data->caret,
		1362	DT_INT, call_data->chg_first,
		1363	DT_INT, call_data->chg_length,
		1364	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1365	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1366	DT_END));
		1367	}
		1368	else
		1369	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1370	DT_INT, call_data->caret,
		1371	DT_INT, call_data->chg_first,
		1372	DT_INT, call_data->chg_length,
		1373	DT_END));
		1374	}
		1375
		1376	#if 0
		1377	static void
		1378	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1379	{
		1380	((rxvt_term *)client_data)->make_current ();
		1381	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1382	DT_INT, call_data->position,
		1383	DT_INT, call_data->direction,
		1384	DT_INT, call_data->style,
		1385	DT_END));
		1386	}
		1387	#endif
		1388
		1389	#endif
1111		1390
1112	/*	1391	/*
1113	* X manual pages and include files don't match on some systems:	1392	* Try to open a XIM with the current modifiers, then see if we can
1114	* some think this is an XIDProc and others an XIMProc so we can't	1393	* open a suitable preedit type
1115	* use the first argument - need to update this to be nice for
1116	* both types via some sort of configure detection
1117	*/	1394	*/
1118	/* ARGSUSED */	1395	bool
1119	/* EXTPROTO */	1396	rxvt_term::IM_get_IC (const char *modifiers)
1120	void
1121	rxvt_IMInstantiateCallback(Display * unused
1122	__attribute__ ((unused)), XPointer client_data
1123	__attribute__ ((unused)), XPointer call_data
1124	__attribute__ ((unused)))
1125	{	1397	{
1126	dR;	1398	int i, j, found;
1127	int i, found, had_im;	1399	XIM xim;
		1400	XPoint spot;
		1401	XRectangle rect, status_rect, needed_rect;
		1402	unsigned long fg, bg;
		1403	const char *p;
		1404	char **s;
		1405	XIMStyles *xim_styles;
		1406	#ifdef ENABLE_XIM_ONTHESPOT
		1407	XIMCallback xcb[4];
		1408	#endif
		1409
		1410	set_environ (envv);
		1411
		1412	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1413	return false;
		1414
		1415	input_method = display->get_xim (locale, modifiers);
		1416	if (input_method == NULL)
		1417	return false;
		1418
		1419	xim = input_method->xim;
		1420	spot.x = spot.y = -1;
		1421
		1422	xim_styles = NULL;
		1423	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1424	|| !xim_styles || !xim_styles->count_styles)
		1425	{
		1426	im_destroy ();
		1427	return false;
		1428	}
		1429
		1430	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1431
		1432	for (int pi = 0; pi < 2; pi++)
		1433	{
		1434	p = pet[pi];
		1435
		1436	if (!p)
		1437	continue;
		1438
		1439	s = rxvt_splitcommastring (p);
		1440
		1441	for (i = found = 0; !found && s[i]; i++)
		1442	{
		1443	if (!strcmp (s[i], "OverTheSpot"))
		1444	input_style = XIMPreeditPosition | XIMStatusNothing;
		1445	else if (!strcmp (s[i], "OffTheSpot"))
		1446	input_style = XIMPreeditArea | XIMStatusArea;
		1447	else if (!strcmp (s[i], "Root"))
		1448	input_style = XIMPreeditNothing | XIMStatusNothing;
		1449	else if (!strcmp (s[i], "None"))
		1450	input_style = XIMPreeditNone | XIMStatusNone;
		1451	#ifdef ENABLE_XIM_ONTHESPOT
		1452	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1453	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1454	#endif
		1455	else
		1456	input_style = XIMPreeditNothing | XIMStatusNothing;
		1457
		1458	for (j = 0; j < xim_styles->count_styles; j++)
		1459	if (input_style == xim_styles->supported_styles[j])
		1460	{
		1461	rxvt_freecommastring (s);
		1462
		1463	found = 1;
		1464	goto foundpet;
		1465	}
		1466
		1467	}
		1468
		1469	rxvt_freecommastring (s);
		1470	}
		1471
		1472	foundpet:
		1473
		1474	XFree (xim_styles);
		1475
		1476	if (!found)
		1477	{
		1478	im_destroy ();
		1479	return false;
		1480	}
		1481
		1482	XFontSet fs = 0;
		1483	XVaNestedList preedit_attr = 0, status_attr = 0;
		1484
		1485	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1486	{
		1487	// fake us a font-set, please
		1488	char **missing_charset_list;
		1489	int missing_charset_count;
		1490	char *def_string;
		1491	char pat[512];
		1492
		1493	sprintf (pat,
		1494	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"*",
		1500	fheight,
		1501	fheight + 1, fheight - 1,
		1502	fheight - 2, fheight + 2);
		1503
		1504	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1505	&missing_charset_list, &missing_charset_count, &def_string);
		1506
		1507	if (missing_charset_list)
		1508	XFreeStringList (missing_charset_list);
		1509
		1510	if (!fs)
		1511	{
		1512	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1513	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1514	}
		1515	}
		1516
		1517	if (input_style & XIMPreeditPosition)
		1518	{
		1519	im_set_size (rect);
		1520	im_set_position (spot);
		1521	im_set_color (fg, bg);
		1522
		1523	preedit_attr = XVaCreateNestedList (0,
		1524	XNForeground, fg,
		1525	XNBackground, bg,
		1526	XNArea, &rect,
		1527	XNSpotLocation, &spot,
		1528	XNFontSet, fs,
		1529	NULL);
		1530	}
		1531	else if (input_style & XIMPreeditArea)
		1532	{
		1533	im_set_color (fg, bg);
		1534
		1535	/*
		1536	* The necessary width of preedit area is unknown
		1537	* until create input context.
		1538	*/
		1539	needed_rect.width = 0;
		1540	im_set_preedit_area (rect, status_rect, needed_rect);
		1541
		1542	preedit_attr = XVaCreateNestedList (0,
		1543	XNForeground, fg,
		1544	XNBackground, bg,
		1545	XNArea, &rect,
		1546	XNFontSet, fs,
		1547	NULL);
		1548	status_attr = XVaCreateNestedList (0,
		1549	XNForeground, fg,
		1550	XNBackground, bg,
		1551	XNArea, &status_rect,
		1552	XNFontSet, fs,
		1553	NULL);
		1554	}
		1555	#if ENABLE_XIM_ONTHESPOT
		1556	else if (input_style & XIMPreeditCallbacks)
		1557	{
		1558	im_set_position (spot);
		1559
		1560	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1561	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1562	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1563	# if 0
		1564	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1565	# endif
		1566
		1567	preedit_attr = XVaCreateNestedList (0,
		1568	XNSpotLocation, &spot,
		1569	XNPreeditStartCallback, &xcb[0],
		1570	XNPreeditDoneCallback , &xcb[1],
		1571	XNPreeditDrawCallback , &xcb[2],
		1572	# if 0
		1573	XNPreeditCaretCallback, &xcb[3],
		1574	# endif
		1575	NULL);
		1576	}
		1577	#endif
		1578
		1579	Input_Context = XCreateIC (xim,
		1580	XNInputStyle, input_style,
		1581	XNClientWindow, vt,
		1582	XNFocusWindow, parent[0],
		1583	preedit_attr ? XNPreeditAttributes : NULL,
		1584	preedit_attr,
		1585	status_attr ? XNStatusAttributes : NULL,
		1586	status_attr, NULL);
		1587
		1588	if (preedit_attr) XFree (preedit_attr);
		1589	if (status_attr) XFree (status_attr);
		1590	if (fs) XFreeFontSet (dpy, fs);
		1591
		1592	if (Input_Context == NULL)
		1593	{
		1594	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1595	im_destroy ();
		1596	return false;
		1597	}
		1598
		1599	#if 0
		1600	// unfortunately, only the focus window is used by XIM, hard to fix
		1601	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1602	vt_select_input ();
		1603	#endif
		1604
		1605	IMSetPosition ();
		1606
		1607	return true;
		1608	}
		1609
		1610	void
		1611	rxvt_term::im_cb ()
		1612	{
		1613	int i;
1128	const char *p;	1614	const char *p;
1129	char **s;	1615	char **s;
1130	char buf[IMBUFSIZ];	1616	char buf[IMBUFSIZ];
1131		1617
1132	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1618	make_current ();
		1619
		1620	im_destroy ();
		1621
1133	if (R->Input_Context)	1622	if (Input_Context)
1134	return;	1623	return;
1135		1624
		1625	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1626	if (rs[Rs_imLocale])
		1627	SET_LOCALE (rs[Rs_imLocale]);
		1628	#endif
		1629
1136	p = R->rs[Rs_inputMethod];	1630	p = rs[Rs_inputMethod];
1137	if (p && *p)	1631	if (p && *p)
1138	{	1632	{
1139	bool found = false;	1633	bool found = false;
1140		1634
1141	s = rxvt_splitcommastring (p);	1635	s = rxvt_splitcommastring (p);
		1636
1142	for (i = 0; s[i]; i++)	1637	for (i = 0; s[i]; i++)
1143	{	1638	{
1144	if (*s[i])	1639	if (*s[i])
1145	{	1640	{
1146	STRCPY (buf, "@im=");	1641	strcpy (buf, "@im=");
1147	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1642	strncat (buf, s[i], IMBUFSIZ - 5);
1148	if ((p = XSetLocaleModifiers (buf)) && *p	1643	if (IM_get_IC (buf))
1149	&& rxvt_IM_get_IC (aR))
1150	{	1644	{
1151	found = true;	1645	found = true;
1152	break;	1646	break;
1153	}	1647	}
1154	}	1648	}
1155	}	1649	}
1156	for (i = 0; s[i]; i++)	1650
1157	free(s[i]);	1651	rxvt_freecommastring (s);
1158	free(s);
1159		1652
1160	if (found)	1653	if (found)
1161	return;	1654	goto done;
1162	}	1655	}
1163		1656
1164	/* try with XMODIFIERS env. var. */	1657	/* try with XMODIFIERS env. var. */
1165	if ((p = XSetLocaleModifiers ("")) && *p	1658	if (IM_get_IC (""))
1166	&& rxvt_IM_get_IC (aR))	1659	goto done;
		1660
		1661	/* try with no modifiers base IF the user didn't specify an IM */
		1662	if (IM_get_IC ("@im=none"))
		1663	goto done;
		1664
		1665	done:
		1666	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1667	if (rs[Rs_imLocale])
		1668	SET_LOCALE (locale);
		1669	#endif
		1670	}
		1671
		1672	void
		1673	rxvt_term::IMSetPosition ()
		1674	{
		1675	XRectangle preedit_rect, status_rect, *needed_rect;
		1676	XVaNestedList preedit_attr, status_attr;
		1677
		1678	if (!Input_Context
		1679	|| !focus
		1680	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1681	|| !IMisRunning ())
1167	return;	1682	return;
1168		1683
1169	/* try with no modifiers base IF the user didn't specify an IM */
1170	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1171	&& rxvt_IM_get_IC (aR) == True)
1172	return;
1173	}
1174
1175	/*
1176	* Try to open a XIM with the current modifiers, then see if we can
1177	* open a suitable preedit type
1178	*/
1179	/* INTPROTO */
1180	Bool
1181	rxvt_IM_get_IC(pR)
1182	{
1183	int i, j, found;
1184	XIM xim;
1185	XPoint spot;
1186	XRectangle rect, status_rect, needed_rect;
1187	unsigned long fg, bg;
1188	const char *p;
1189	char **s;
1190	XIMStyles *xim_styles;
1191	XVaNestedList preedit_attr, status_attr;
1192	XIMCallback ximcallback;
1193
1194	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1195	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1196	if (xim == NULL)
1197	return False;
1198
1199	xim_styles = NULL;
1200	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1201	|| !xim_styles || !xim_styles->count_styles) {
1202	XCloseIM(xim);
1203	return False;
1204	}
1205
1206	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1207	: "OverTheSpot,OffTheSpot,Root";
1208	s = rxvt_splitcommastring(p);
1209	for (i = found = 0; !found && s[i]; i++) {
1210	if (!STRCMP(s[i], "OverTheSpot"))
1211	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1212	else if (!STRCMP(s[i], "OffTheSpot"))
1213	R->input_style = (XIMPreeditArea | XIMStatusArea);
1214	else if (!STRCMP(s[i], "Root"))
1215	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1216
1217	for (j = 0; j < xim_styles->count_styles; j++)
1218	if (R->input_style == xim_styles->supported_styles[j]) {
1219	found = 1;
1220	break;
1221	}
1222	}
1223	for (i = 0; s[i]; i++)
1224	free(s[i]);
1225	free(s);
1226	XFree(xim_styles);
1227
1228	if (!found) {
1229	XCloseIM(xim);
1230	return False;
1231	}
1232
1233	ximcallback.callback = rxvt_IMDestroyCallback;
1234
1235	/* XXX: not sure why we need this (as well as IC one below) */
1236	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1237
1238	preedit_attr = status_attr = NULL;
1239
1240	if (R->input_style & XIMPreeditPosition) {	1684	if (input_style & XIMPreeditPosition)
1241	rxvt_setSize(aR_ & rect);	1685	{
1242	rxvt_setPosition(aR_ & spot);	1686	im_set_size (preedit_rect);
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1687	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1246	XNSpotLocation, &spot,
1247	XNForeground, fg, XNBackground, bg,
1248	//XNFontSet, R->TermWin.fontset,
1249	NULL);
1250	} else if (R->input_style & XIMPreeditArea) {
1251	rxvt_setColor(aR_ & fg, &bg);
1252		1688
1253	/*	1689	XSetICValues (Input_Context,
1254	* The necessary width of preedit area is unknown	1690	XNPreeditAttributes, preedit_attr, NULL);
1255	* until create input context.	1691	}
1256	*/	1692	else
1257	needed_rect.width = 0;
1258
1259	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1260
1261	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1262	XNForeground, fg, XNBackground, bg,
1263	//XNFontSet, R->TermWin.fontset,
1264	NULL);
1265	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1266	XNForeground, fg, XNBackground, bg,
1267	//XNFontSet, R->TermWin.fontset,
1268	NULL);
1269	}	1693	{
1270	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1271	XNClientWindow, R->TermWin.parent[0],
1272	XNFocusWindow, R->TermWin.parent[0],
1273	XNDestroyCallback, &ximcallback,
1274	preedit_attr ? XNPreeditAttributes : NULL,
1275	preedit_attr,
1276	status_attr ? XNStatusAttributes : NULL,
1277	status_attr, NULL);
1278	if (preedit_attr)
1279	XFree(preedit_attr);
1280	if (status_attr)
1281	XFree(status_attr);
1282	if (R->Input_Context == NULL) {
1283	rxvt_print_error("failed to create input context");
1284	XCloseIM(xim);
1285	return False;
1286	}
1287	if (R->input_style & XIMPreeditArea)
1288	rxvt_IMSetStatusPosition(aR);
1289	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1290	return True;
1291	}
1292
1293	/* EXTPROTO */
1294	void
1295	rxvt_IMSetStatusPosition(pR)
1296	{
1297	XRectangle preedit_rect, status_rect, *needed_rect;
1298	XVaNestedList preedit_attr, status_attr;
1299
1300	if (R->Input_Context == NULL
1301	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1302	|| !rxvt_IMisRunning(aR))
1303	return;
1304
1305	/* Getting the necessary width of preedit area */	1694	/* Getting the necessary width of preedit area */
1306	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1695	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1696	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308	XFree(status_attr);	1697	XFree (status_attr);
1309		1698
1310	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1699	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1700	XFree (needed_rect);
1311		1701
1312	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1702	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1703	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314		1704
1315	XSetICValues(R->Input_Context,	1705	XSetICValues (Input_Context,
1316	XNPreeditAttributes, preedit_attr,	1706	XNPreeditAttributes, preedit_attr,
1317	XNStatusAttributes, status_attr, NULL);	1707	XNStatusAttributes, status_attr,
		1708	NULL);
1318		1709
		1710	XFree (status_attr);
		1711	}
		1712
1319	XFree(preedit_attr);	1713	XFree (preedit_attr);
1320	XFree(status_attr);
1321	}	1714	}
1322	#endif /* USE_XIM */	1715	#endif /* USE_XIM */
1323		1716
1324	/*----------------------------------------------------------------------*/	1717	void
1325	rxvt_t rxvt_current_term;	1718	rxvt_term::get_window_origin (int &x, int &y)
		1719	{
		1720	Window cr;
		1721	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1722	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1723	}
		1724
		1725	Pixmap
		1726	rxvt_term::get_pixmap_property (int prop_id)
		1727	{
		1728	if (prop_id > 0 && prop_id < NUM_XA)
		1729	if (xa[prop_id])
		1730	{
		1731	int aformat;
		1732	unsigned long nitems, bytes_after;
		1733	Atom atype;
		1734	unsigned char *prop = NULL;
		1735	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1736	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1737	&nitems, &bytes_after, &prop);
		1738	if (result == Success && prop && atype == XA_PIXMAP)
		1739	{
		1740	return *(Pixmap *)prop;
		1741	}
		1742	}
		1743	return None;
		1744	}
		1745
		1746	#ifdef HAVE_BG_PIXMAP
		1747	# if TRACE_PIXMAPS
		1748	# undef update_background
		1749	int rxvt_term::trace_update_background (const char *file, int line)
		1750	{
		1751	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1752	update_background ();
		1753	}
		1754	# endif
		1755
		1756	int
		1757	rxvt_term::update_background ()
		1758	{
		1759	bgPixmap.invalidate ();
		1760
		1761	/* no chance of real time refresh if we are blurring! */
		1762	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1763	bgPixmap.render ();
		1764	else
		1765	{
		1766	update_background_ev.stop ();
		1767
		1768	if (!bgPixmap.need_client_side_rendering())
		1769	update_background_ev.start (.05);
		1770	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1771	update_background_ev.start (.20); /* very slow !!! */
		1772	else
		1773	update_background_ev.start (.07);
		1774	}
		1775
		1776	return 0;
		1777	}
		1778
		1779	void
		1780	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1781	{
		1782	bgPixmap.render ();
		1783	}
		1784
		1785	#endif /* HAVE_BG_PIXMAP */
1326		1786
1327	/*----------------------- end-of-file (C source) -----------------------*/	1787	/*----------------------- end-of-file (C source) -----------------------*/

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