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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.260 by root, Sun Nov 18 02:45:26 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.8 2003/11/27 10:12:10 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38		41	#include <cstring>
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
		61	static char curlocale[128], savelocale[128];
		62
		63	bool
		64	rxvt_set_locale (const char *locale) NOTHROW
		65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
		75	setlocale (LC_CTYPE, curlocale);
		76	return true;
		77	}
		78
47	void *	79	void
48	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
49	{	81	{
50	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
51		85
52	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
53	return p;	151	return len;
54	}
55		152
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	153	}
		154	#endif
61		155
62	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		159	rootwin_ev (this, &rxvt_term::rootwin_cb),
		160	#endif
		161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
		163	#endif
		164	#ifdef HAVE_SCROLLBARS
		165	scrollbar_ev (this, &rxvt_term::x_cb),
		166	#endif
64	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
		168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		169	#endif
		170	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	171	text_blink_ev (this, &rxvt_term::text_blink_cb),
		172	#endif
		173	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		174	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		175	#endif
		176	#ifdef SELECTION_SCROLLING
		177	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		178	#endif
		179	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		180	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	181	#endif
67	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	184	#endif
		185	#ifdef USE_XIM
		186	im_ev (this, &rxvt_term::im_cb),
		187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
		191	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
		193	child_ev (this, &rxvt_term::child_cb),
		194	prepare_ev (this, &rxvt_term::prepare_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb)	196	destroy_ev (this, &rxvt_term::destroy_cb),
		197	pty_ev (this, &rxvt_term::pty_cb),
		198	incr_ev (this, &rxvt_term::incr_cb)
72	{	199	{
73	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		201
		202	termlist.push_back (this);
		203
		204	#ifdef KEYSYM_RESOURCE
		205	keyboard = new keyboard_manager;
		206	#endif
		207	}
		208
		209	// clean up the most important stuff, do *not* call x or free mem etc.
		210	// for use before an emergency exit
		211	void
		212	rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	pty_ev.stop ();
		218	delete pty; pty = 0;
74	}	219	}
75		220
76	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
77	{	222	{
78	rxvt_scr_release (this);	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
79		224
80	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
81	rxvt_privileged_ttydev (this, RESTORE);	226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
82	#endif	231	#endif
83	#ifdef UTMP_SUPPORT	232	delete fontset[0];
84	rxvt_privileged_utmp (this, RESTORE);	233
85	#endif	234	if (display)
		235	{
		236	selection_clear ();
		237
86	#ifdef USE_XIM	238	#ifdef USE_XIM
87	if (Input_Context != NULL)	239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
		266
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (dpy, parent[0]);
		271
		272	for (int i = 0; i < TOTAL_COLORS; i++)
		273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
		276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
		280
		281	clear ();
88	{	282	}
89	XDestroyIC (Input_Context);
90	Input_Context = NULL;
91	}
92	#endif
93		283
94	if (cmd_fd >= 0)	284	delete [] pix_colors_focused;
95	close (cmd_fd);	285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
96		288
97	if (Xfd >= 0)	289	displays.put (display);
98	XCloseDisplay (Xdisplay);
99		290
100	delete PixColors;	291	scr_release ();
		292
		293	/* clear all resources */
		294	for (int i = 0; i < allocated.size (); i++)
		295	free (allocated [i]);
		296
		297	free (selection.text);
		298	// TODO: manage env vars in child only(!)
		299	free (env_display);
		300	free (env_term);
		301	free (locale);
		302	free (v_buffer);
		303	free (incr_buf);
		304
		305	delete envv;
		306	delete argv;
		307
		308	#ifdef KEYSYM_RESOURCE
		309	delete keyboard;
		310	#endif
		311	}
		312
		313	// child has exited, usually destroys
		314	void
		315	rxvt_term::child_cb (ev::child &w, int status)
		316	{
		317	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		318
		319	cmd_pid = 0;
		320
		321	if (!option (Opt_hold))
		322	destroy ();
101	}	323	}
102		324
103	void	325	void
104	rxvt_term::destroy ()	326	rxvt_term::destroy ()
105	{	327	{
		328	if (destroy_ev.active)
		329	return;
		330
		331	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		332
		333	#if ENABLE_OVERLAY
		334	scr_overlay_off ();
		335	#endif
		336
		337	if (display)
		338	{
		339	#if USE_XIM
		340	im_ev.stop (display);
		341	#endif
		342	#if HAVE_SCROLLBARS
		343	scrollbar_ev.stop (display);
		344	#endif
		345	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		346	rootwin_ev.stop (display);
		347	#endif
		348	incr_ev.stop ();
		349	termwin_ev.stop (display);
		350	vt_ev.stop (display);
		351	}
		352
		353	prepare_ev.stop ();
106	pty_ev.stop ();	354	pty_ev.stop ();
107	x_ev.stop ();
108	#ifdef CURSOR_BLINK	355	#ifdef CURSOR_BLINK
		356	cursor_blink_ev.stop ();
		357	#endif
		358	#ifdef TEXT_BLINK
109	blink_ev.stop ();	359	text_blink_ev.stop ();
		360	#endif
		361	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		362	cont_scroll_ev.stop ();
		363	#endif
		364	#ifdef SELECTION_SCROLLING
		365	sel_scroll_ev.stop ();
110	#endif	366	#endif
111	#ifdef POINTER_BLANK	367	#ifdef POINTER_BLANK
112	pointer_ev.stop ();	368	pointer_ev.stop ();
113	#endif	369	#endif
114		370
115	destroy_ev.start (0);	371	destroy_ev.start ();
116	}	372	}
117		373
118	void	374	void
119	rxvt_term::destroy_cb (time_watcher &w)	375	rxvt_term::destroy_cb (ev::idle &w, int revents)
120	{	376	{
121	SET_R (this);	377	make_current ();
122		378
123	delete this;	379	delete this;
124	}
125
126	/*----------------------------------------------------------------------*/
127	/* rxvt_init() */
128	/* LIBPROTO */
129	rxvt_t
130	rxvt_init(int argc, const char *const *argv)
131	{
132	SET_R(new rxvt_term);
133	dR;
134
135	if (!R->init_vars () || !R->init (argc, argv))
136	{
137	delete R;
138	return NULL;
139	}
140
141	return R;
142	}
143
144	/* EXTPROTO */
145	void
146	rxvt_init_signals ()
147	{
148	/* install exit handler for cleanup */
149	#if 0
150	#ifdef HAVE_ATEXIT
151	atexit(rxvt_clean_exit);
152	#else
153	# ifdef HAVE_ON_EXIT
154	on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155	# endif
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 = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	flush ();
243
244	return true;
245	}
246
247	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */
250	/*
251	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/
253	/* ARGSUSED */
254	/* EXTPROTO */
255	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))
257	{
258	int pid, save_errno = errno;
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260	;
261	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}
268
269	/*
270	* Catch a fatal signal and tidy up before quitting
271	*/
272	/* EXTPROTO */
273	RETSIGTYPE
274	rxvt_Exit_signal(int sig)
275	{
276	signal(sig, SIG_DFL);
277	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);
279	#endif
280	rxvt_clean_exit();
281	kill(getpid(), sig);
282	}
283
284	/* ARGSUSED */
285	/* INTPROTO */
286	int
287	rxvt_xerror_handler(const Display * display
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{
290	dR;
291
292	if (R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;
294	else
295	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();
301	}
302
303	return 0;
304	}	380	}
305		381
306	/*----------------------------------------------------------------------*/	382	/*----------------------------------------------------------------------*/
307	/*	383	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	384	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can	385	* TODO: if debugging, this should free up any known resources if we can
310	*/	386	*/
311	/* EXTPROTO */	387	static XErrorHandler old_xerror_handler;
		388
		389	static void
		390	rxvt_emergency_cleanup ()
		391	{
		392	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		393	(*t)->emergency_cleanup ();
		394	}
		395
		396	#if !ENABLE_MINIMAL
		397	static void
		398	print_x_error (Display *dpy, XErrorEvent *event)
		399	{
		400	char buffer[BUFSIZ];
		401	char mesg[BUFSIZ];
		402	char number[32];
		403	char *mtype = "XlibMessage";
		404	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		405	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		406	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		407	rxvt_warn ("%s: %s\n", mesg, buffer);
		408	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		410	sprintf(number, "%d", event->request_code);
		411	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		412	rxvt_warn ("(which is %s)\n", buffer);
		413	if (event->request_code >= 128) {
		414	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		417	}
		418	if ((event->error_code == BadWindow) ||
		419	(event->error_code == BadPixmap) ||
		420	(event->error_code == BadCursor) ||
		421	(event->error_code == BadFont) ||
		422	(event->error_code == BadDrawable) ||
		423	(event->error_code == BadColor) ||
		424	(event->error_code == BadGC) ||
		425	(event->error_code == BadIDChoice) ||
		426	(event->error_code == BadValue) ||
		427	(event->error_code == BadAtom)) {
		428	if (event->error_code == BadValue)
		429	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		430	mesg, BUFSIZ);
		431	else if (event->error_code == BadAtom)
		432	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		433	mesg, BUFSIZ);
		434	else
		435	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		438	}
		439	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		442	}
		443	#endif
		444
		445	int
		446	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		447	{
		448	if (GET_R->allowedxerror == -1)
		449	GET_R->allowedxerror = event->error_code;
		450	else
		451	{
		452	// GET_R is most likely not the terminal which caused the error,
		453	// so just output the error and continue
		454	#if ENABLE_MINIMAL
		455	old_xerror_handler (display, event);
		456	#else
		457	print_x_error (display, event);
		458	#endif
		459	}
		460
		461	return 0;
		462	}
		463
		464	int
		465	rxvt_xioerror_handler (Display *display)
		466	{
		467	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		468	DisplayString (display));
		469	rxvt_emergency_cleanup ();
		470	_exit (EXIT_FAILURE);
		471	}
		472
		473	/*----------------------------------------------------------------------*/
		474	bool
		475	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		476	{
		477	this->envv = envv;
		478
		479	SET_R (this);
		480	set_locale ("");
		481	set_environ (envv); // few things in X do not call setlocale :(
		482
		483	if (!init_vars ())
		484	return false;
		485
		486	init_secondary ();
		487
		488	const char **cmd_argv = init_resources (argc, argv);
		489
		490	#ifdef KEYSYM_RESOURCE
		491	keyboard->register_done ();
		492	#endif
		493
		494	#ifdef HAVE_SCROLLBARS
		495	if (option (Opt_scrollBar))
		496	scrollBar.setIdle (); /* set existence for size calculations */
		497	#endif
		498
		499	pty = ptytty::create ();
		500
		501	create_windows (argc, argv);
		502
		503	init_xlocale ();
		504
		505	scr_reset (); // initialize screen
		506
		507	#if 0
		508	XSynchronize (dpy, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (option (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#ifdef HAVE_BG_PIXMAP
		516	{
		517	bgPixmap.set_target (this);
		518
		519	#ifdef ENABLE_TRANSPARENCY
		520	if (option (Opt_transparent))
		521	{
		522	bgPixmap.set_transparent ();
		523	#ifdef HAVE_AFTERIMAGE
		524	if (rs [Rs_blurradius])
		525	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		526	#endif
		527	if (ISSET_PIXCOLOR (Color_tint))
		528	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		529	if (rs [Rs_shade])
		530	bgPixmap.set_shade (rs [Rs_shade]);
		531
		532	bgPixmap.set_root_pixmap ();
		533	XSelectInput (dpy, display->root, PropertyChangeMask);
		534	rootwin_ev.start (display, display->root);
		535	}
		536	#endif
		537
		538	#ifdef BG_IMAGE_FROM_FILE
		539	if (rs[Rs_backgroundPixmap] != NULL)
		540	{
		541	const char *p = rs[Rs_backgroundPixmap];
		542
		543	if ((p = strchr (p, ';')) != NULL)
		544	{
		545	p++;
		546	bgPixmap.set_geometry (p);
		547	}
		548	else
		549	bgPixmap.set_defaultGeometry ();
		550
		551	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		552	if (!bgPixmap.window_position_sensitive ())
		553	update_background ();
		554	}
		555	#endif
		556	}
		557	#endif
		558
		559	#if ENABLE_PERL
		560	rootwin_ev.start (display, display->root);
		561	#endif
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty->pty >= 0)
		570	pty_ev.start (pty->pty, ev::READ);
		571
		572	prepare_ev.start ();
		573
		574	HOOK_INVOKE ((this, HOOK_START, DT_END));
		575
		576	#if ENABLE_XEMBED
		577	if (rs[Rs_embed])
		578	{
		579	long info[2] = { 0, XEMBED_MAPPED };
		580
		581	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		582	32, PropModeReplace, (unsigned char *)&info, 2);
		583	}
		584	#endif
		585
		586	XMapWindow (dpy, vt);
		587	XMapWindow (dpy, parent[0]);
		588
		589	return true;
		590	}
		591
		592	static struct sig_handlers
		593	{
		594	ev::sig sw_term, sw_int;
		595
		596	/*
		597	* Catch a fatal signal and tidy up before quitting
		598	*/
312	void	599	void
313	rxvt_clean_exit ()	600	sig_term (ev::sig &w, int revents)
314	{	601	{
315	dR;	602	rxvt_emergency_cleanup ();
		603	w.stop ();
		604	kill (getpid (), w.signum);
		605	}
316		606
317	R->destroy ();	607	sig_handlers ()
		608	: sw_term (this, &sig_handlers::sig_term),
		609	sw_int (this, &sig_handlers::sig_term)
		610	{
		611	}
		612	} sig_handlers;
		613
		614	char **rxvt_environ; // startup environment
		615
		616	void
		617	rxvt_init ()
		618	{
		619	ptytty::init ();
		620
		621	if (!ev::ev_default_loop (0))
		622	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		623
		624	rxvt_environ = environ;
		625
		626	signal (SIGHUP, SIG_IGN);
		627	signal (SIGPIPE, SIG_IGN);
		628
		629	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		630	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		631
		632	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		633	/* signal (SIGURG, SIG_DFL); */
		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 ();
318	}	640	}
319		641
320	/* ------------------------------------------------------------------------- *	642	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	643	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	644	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	645	void *
324	void *
325	rxvt_malloc(size_t size)	646	rxvt_malloc (size_t size)
326	{	647	{
327	void *p;
328
329	p = malloc(size);	648	void *p = malloc (size);
		649
330	if (p)	650	if (!p)
		651	rxvt_fatal ("memory allocation failure. aborting.\n");
		652
331	return p;	653	return p;
332
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();
335	exit(EXIT_FAILURE);
336	/* NOTREACHED */
337	}	654	}
338		655
339	/* EXTPROTO */	656	void *
340	void *
341	rxvt_calloc(size_t number, size_t size)	657	rxvt_calloc (size_t number, size_t size)
342	{	658	{
343	void *p;
344
345	p = calloc(number, size);	659	void *p = calloc (number, size);
		660
346	if (p)	661	if (!p)
		662	rxvt_fatal ("memory allocation failure. aborting.\n");
		663
347	return p;	664	return p;
348
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();
351	exit(EXIT_FAILURE);
352	/* NOTREACHED */
353	}	665	}
354		666
355	/* EXTPROTO */	667	void *
356	void *
357	rxvt_realloc(void *ptr, size_t size)	668	rxvt_realloc (void *ptr, size_t size)
358	{	669	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);	670	void *p = realloc (ptr, size);
363	else	671
364	p = malloc(size);
365	if (p)	672	if (!p)
		673	rxvt_fatal ("memory allocation failure. aborting.\n");
		674
366	return p;	675	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}	676	}
373
374	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void
380	rxvt_privileges(pR_ int mode)
381	{
382	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */
385	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID
388	# endif
389	# ifdef HAVE_SETEUID
390	switch (mode) {
391	case IGNORE:
392	/*
393	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required
395	*/
396	seteuid(getuid());
397	setegid(getgid());
398	break;
399	case SAVE:
400	R->euid = geteuid();
401	R->egid = getegid();
402	break;
403	case RESTORE:
404	seteuid(R->euid);
405	setegid(R->egid);
406	break;
407	}
408	# else
409	switch (mode) {
410	case IGNORE:
411	setuid(getuid());
412	setgid(getgid());
413	/* FALLTHROUGH */
414	case SAVE:
415	/* FALLTHROUGH */
416	case RESTORE:
417	break;
418	}
419	# endif
420	#endif
421	}
422
423	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void
426	rxvt_privileged_utmp(pR_ char action)
427	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')
433	return;
434
435	rxvt_privileges(aR_ RESTORE);
436	if (action == SAVE) {
437	R->next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439	} else { /* action == RESTORE */
440	R->next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);
442	}
443	rxvt_privileges(aR_ IGNORE);
444	}
445	#endif
446
447	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void
450	rxvt_privileged_ttydev(pR_ char action)
451	{
452	D_MAIN((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')
457	return;
458
459	rxvt_privileges(aR_ RESTORE);
460
461	if (action == SAVE) {
462	R->next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;
467	else
468	# endif
469	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);
472	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);
474	# endif
475	}
476	} else { /* action == RESTORE */
477	R->next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481	# else
482	chmod(R->ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);
485	# endif
486	}
487
488	rxvt_privileges(aR_ IGNORE);
489
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));
497	# endif
498	}
499	#endif
500		677
501	/*----------------------------------------------------------------------*/	678	/*----------------------------------------------------------------------*/
502	/*	679	/*
503	* window size/position calculcations for XSizeHint and other storage.	680	* window size/position calculations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	681	* if width/height are non-zero then override calculated width/height
505	*/	682	*/
506	/* EXTPROTO */
507	void	683	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	684	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	685	{
510	short recalc_x, recalc_y;	686	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	687	int x, y, sb_w, flags;
512	unsigned int w, h;	688	unsigned int w, h;
513	unsigned int max_width, max_height;	689	unsigned int max_width, max_height;
514		690
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517	R->szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	691	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	692	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	693	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		694
522	recalc_x = recalc_y = 0;	695	recalc_x = recalc_y = 0;
523	flags = 0;	696	flags = 0;
		697
524	if (!R->parsed_geometry) {	698	if (!parsed_geometry)
		699	{
525	R->parsed_geometry = 1;	700	parsed_geometry = 1;
		701
526	if (R->rs[Rs_geometry])	702	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	703	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		704
528	if (flags & WidthValue) {	705	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	706	{
		707	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	708	szHint.flags |= USSize;
531	}	709	}
		710
532	if (flags & HeightValue) {	711	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	712	{
		713	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	714	szHint.flags |= USSize;
535	}	715	}
		716
536	if (flags & XValue) {	717	if (flags & XValue)
		718	{
537	R->szHint.x = x;	719	szHint.x = x;
538	R->szHint.flags |= USPosition;	720	szHint.flags |= USPosition;
		721
539	if (flags & XNegative) {	722	if (flags & XNegative)
		723	{
540	recalc_x = 1;	724	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	725	szHint.win_gravity = NorthEastGravity;
542	}	726	}
543	}	727	}
		728
544	if (flags & YValue) {	729	if (flags & YValue)
		730	{
545	R->szHint.y = y;	731	szHint.y = y;
546	R->szHint.flags |= USPosition;	732	szHint.flags |= USPosition;
		733
547	if (flags & YNegative) {	734	if (flags & YNegative)
		735	{
548	recalc_y = 1;	736	recalc_y = 1;
		737
549	if (R->szHint.win_gravity == NorthEastGravity)	738	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	739	szHint.win_gravity = SouthEastGravity;
551	else	740	else
552	R->szHint.win_gravity = SouthWestGravity;	741	szHint.win_gravity = SouthWestGravity;
553	}	742	}
554	}	743	}
555	}	744	}
		745
556	/* TODO: BOUNDS */	746	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	747	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	748	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	749	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	750	max_height = MAX_ROWS * fheight;
561		751
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	752	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		753
564	sb_w = mb_h = 0;	754	sb_w = 0;
565	R->window_vt_x = R->window_vt_y = 0;	755	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	756
		757	if (scrollBar.state)
		758	{
567	sb_w = scrollbar_TotalWidth();	759	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	760	szHint.base_width += sb_w;
		761
569	if (!(R->Options & Opt_scrollBar_right))	762	if (!option (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	763	window_vt_x += sb_w;
571	}	764	}
572	if (menubar_visible(R)) {	765
573	mb_h = menuBar_TotalHeight();
574	R->szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;
576	}
577	R->szHint.width_inc = R->TermWin.fwidth;	766	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	767	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	768	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	769	szHint.min_height = szHint.base_height + szHint.height_inc;
581		770
582	if (width && width - R->szHint.base_width < max_width) {	771	if (newwidth && newwidth - szHint.base_width < max_width)
		772	{
583	R->szHint.width = width;	773	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	774	width = newwidth - szHint.base_width;
585	} else {	775	}
586	MIN_IT(R->TermWin.width, max_width);	776	else
		777	{
		778	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	779	szHint.width = szHint.base_width + width;
588	}	780	}
		781
589	if (height && height - R->szHint.base_height < max_height) {	782	if (newheight && newheight - szHint.base_height < max_height)
		783	{
590	R->szHint.height = height;	784	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	785	height = newheight - szHint.base_height;
592	} else {	786	}
593	MIN_IT(R->TermWin.height, max_height);	787	else
		788	{
		789	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	790	szHint.height = szHint.base_height + height;
595	}	791	}
		792
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	793	if (scrollBar.state && option (Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	794	window_sb_x = szHint.width - sb_w;
598		795
599	if (recalc_x)	796	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	797	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	798
602	if (recalc_y)	799	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	800	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		801
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	802	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	803	nrow = height / fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610	R->szHint.height));
611	return;
612	}	804	}
613		805
614	/*----------------------------------------------------------------------*/	806	/*----------------------------------------------------------------------*/
615	/*	807	/*
616	* Tell the teletype handler what size the window is.	808	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	809	* Called after a window size change.
618	*/	810	*/
619	/* EXTPROTO */
620	void	811	void
621	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	812	rxvt_term::tt_winch ()
622	{	813	{
		814	if (pty->pty < 0)
		815	return;
		816
623	struct winsize ws;	817	struct winsize ws;
624		818
625	if (fd < 0)
626	return;
627	ws.ws_col = col;	819	ws.ws_col = ncol;
628	ws.ws_row = row;	820	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	821	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	822	ws.ws_ypixel = height;
631	(void)ioctl(fd, TIOCSWINSZ, &ws);	823	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	824
633	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	825	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	826	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635	}
636	# ifdef SIGWINCH
637	else if (pid) /* force through to the command */	827	if (cmd_pid) /* force through to the command */
638	kill(pid, SIGWINCH);	828	kill (-cmd_pid, SIGWINCH);
639	# endif
640	#endif	829	#endif
641	}	830	}
642		831
643	/*----------------------------------------------------------------------*/	832	/*----------------------------------------------------------------------*/
644	/* rxvt_change_font() - Switch to a new font */	833	/* set_fonts () - load and set the various fonts
645	/*	834	*
646	* init = 1 - initialize	835	* init = 1 - initialize
647	*	836	*
648	* fontname == FONT_UP - switch to bigger font	837	* fontname == FONT_UP - switch to bigger font
649	* fontname == FONT_DN - switch to smaller font	838	* fontname == FONT_DN - switch to smaller font
650	*/	839	*/
651	/* EXTPROTO */	840	bool
652	void	841	rxvt_term::set_fonts ()
653	rxvt_change_font(pR_ int init, const char *fontname)
654	{	842	{
655	}	843	rxvt_fontset *fs = new rxvt_fontset (this);
		844	rxvt_fontprop prop;
656		845
657	/* INTPROTO */	846	if (!fs
		847	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		848	|| !fs->realize_font (1))
		849	{
		850	delete fs;
		851	return false;
		852	}
		853
		854	#if ENABLE_STYLES
		855	for (int i = RS_styleCount; --i; )
		856	if (fontset[i] != fontset[0])
		857	delete fontset[i];
		858	#endif
		859
		860	delete fontset[0];
		861	fontset[0] = fs;
		862
		863	prop = (*fs)[1]->properties ();
		864	prop.height += lineSpace;
		865
		866	fs->set_prop (prop, false);
		867
		868	fwidth = prop.width;
		869	fheight = prop.height;
		870	fbase = prop.ascent;
		871
		872	for (int style = 1; style < 4; style++)
		873	{
		874	#if ENABLE_STYLES
		875	const char *res = rs[Rs_font + style];
		876
		877	if (res && !*res)
		878	fontset[style] = fontset[0];
		879	else
		880	{
		881	fontset[style] = fs = new rxvt_fontset (this);
		882	rxvt_fontprop prop2 = prop;
		883
		884	if (res)
		885	{
		886	fs->populate (res);
		887	fs->set_prop (prop2, false);
		888	}
		889	else
		890	{
		891	fs->populate (fontset[0]->fontdesc);
		892
		893	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		894	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		895
		896	fs->set_prop (prop2, true);
		897	}
		898
		899	}
		900	#else
		901	fontset[style] = fontset[0];
		902	#endif
		903	}
		904
		905	if (parent[0])
		906	{
		907	resize_all_windows (0, 0, 0);
		908	scr_remap_chars ();
		909	scr_touch (true);
		910	}
		911
		912	return true;
		913	}
		914
658	void	915	void
659	rxvt_font_up_down(pR_ int n, int direction)	916	rxvt_term::set_string_property (Atom prop, const char *str, int len)
660	{	917	{
		918	XChangeProperty (dpy, parent[0],
		919	prop, XA_STRING, 8, PropModeReplace,
		920	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		921	}
		922
		923	void
		924	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		925	{
		926	wchar_t *ws = rxvt_mbstowcs (str, len);
		927	char *s = rxvt_wcstoutf8 (ws);
		928
		929	XChangeProperty (dpy, parent[0],
		930	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		931	(const unsigned char *)s, strlen (s));
		932
		933	free (s);
		934	free (ws);
661	}	935	}
662		936
663	/*----------------------------------------------------------------------*/	937	/*----------------------------------------------------------------------*/
664	/*----------------------------------------------------------------------*/	938	/*----------------------------------------------------------------------*/
665	/* xterm sequences - title, iconName, color (exptl) */	939	/* xterm sequences - title, iconName, color (exptl) */
666	/* EXTPROTO */
667	void	940	void
668	rxvt_set_title(pR_ const char *str)	941	rxvt_term::set_title (const char *str)
669	{	942	{
670	#ifndef SMART_WINDOW_TITLE	943	set_string_property (XA_WM_NAME, str);
671	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	944	#if ENABLE_EWMH
672	#else	945	set_utf8_property (xa[XA_NET_WM_NAME], str);
673	char *name;
674
675	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676	name = NULL;
677	if (name == NULL || STRCMP(name, str))
678	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679	if (name)
680	XFree(name);
681	#endif	946	#endif
682	}	947	}
683		948
684	/* EXTPROTO */
685	void	949	void
686	rxvt_set_iconName(pR_ const char *str)	950	rxvt_term::set_icon_name (const char *str)
687	{	951	{
688	#ifndef SMART_WINDOW_TITLE	952	set_string_property (XA_WM_ICON_NAME, str);
689	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	953	#if ENABLE_EWMH
690	#else	954	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
691	char *name;
692
693	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif	955	#endif
700	}	956	}
701		957
		958	void
		959	rxvt_term::set_window_color (int idx, const char *color)
		960	{
702	#ifdef XTERM_COLOR_CHANGE	961	#ifdef XTERM_COLOR_CHANGE
703	/* EXTPROTO */
704	void
705	rxvt_set_window_color(pR_ int idx, const char *color)
706	{
707	rxvt_color xcol;	962	rxvt_color xcol;
708	int i;	963	int i;
709		964
710	if (color == NULL || *color == '\0')	965	if (color == NULL || *color == '\0')
711	return;	966	return;
712		967
		968	color = strdup (color);
		969	allocated.push_back ((void *)color);
		970	rs[Rs_color + idx] = color;
		971
713	/* handle color aliases */	972	/* handle color aliases */
714	if (isdigit(*color)) {	973	if (isdigit (*color))
		974	{
715	i = atoi(color);	975	i = atoi (color);
		976
		977	if (i >= 8 && i <= 15)
716	if (i >= 8 && i <= 15) { /* bright colors */	978	{ /* bright colors */
717	i -= 8;	979	i -= 8;
718	# ifndef NO_BRIGHTCOLOR
719	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	980	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
720	SET_PIXCOLOR(R, idx);
721	goto Done;	981	goto done;
722	# endif
723	}	982	}
724	if (i >= 0 && i <= 7) { /* normal colors */	983
725	R->PixColors[idx] = R->PixColors[minCOLOR + i];	984	if (i >= 0 && i <= 7)
726	SET_PIXCOLOR(R, idx);	985	{ /* normal colors */
		986	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
727	goto Done;	987	goto done;
728	}	988	}
729	}	989	}
730	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731	return;
732	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733		990
734	/*	991	set_color (xcol, color);
		992
		993	/*
735	* FIXME: should free colors here, but no idea how to do it so instead,	994	* FIXME: should free colors here, but no idea how to do it so instead,
736	* so just keep gobbling up the colormap	995	* so just keep gobbling up the colormap
737	*/	996	*/
738	# if 0
739	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[idx] == R->PixColors[i])
741	break;
742	if (i > Color_White) {
743	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
744	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
745	DisplayPlanes(R->Xdisplay, Xscreen));
746	}
747	# endif
748		997
749	R->PixColors[idx] = xcol;	998	pix_colors_focused[idx] = xcol;
750	SET_PIXCOLOR(R, idx);
751		999
752	/* XSetWindowAttributes attr; */	1000	/* XSetWindowAttributes attr; */
753	/* Cursor cursor; */	1001	/* Cursor cursor; */
754	Done:	1002	done:
755	if (idx == Color_bg && !(R->Options & Opt_transparent))
756	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
757	R->PixColors[Color_bg]);
758
759	/* handle Color_BD, scrollbar background, etc. */	1003	/*TODO: handle Color_BD, scrollbar background, etc. */
760		1004
761	rxvt_set_colorfgbg(aR);	1005	update_fade_color (idx);
762	rxvt_recolour_cursor(aR);	1006	recolour_cursor ();
763	/* the only reasonable way to enforce a clean update */	1007	scr_recolour ();
764	rxvt_scr_poweron(aR);	1008	#endif /* XTERM_COLOR_CHANGE */
765	}	1009	}
766		1010
767	#else
768	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
769	#endif /* XTERM_COLOR_CHANGE */
770
771	/* EXTPROTO */
772	void	1011	void
773	rxvt_recolour_cursor(pR)	1012	rxvt_term::recolour_cursor ()
774	{	1013	{
775	rxvt_color xcol[2];	1014	XColor fg, bg;
776		1015
777	#if TODO	1016	(ISSET_PIXCOLOR (Color_pointer_fg)
778	xcol[0] = R->PixColors[Color_pointer];	1017	? pix_colors_focused[Color_pointer_fg]
779	xcol[1] = R->PixColors[Color_bg];	1018	: pix_colors_focused[Color_fg]).get (fg);
780	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1019
781	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1020	(ISSET_PIXCOLOR (Color_pointer_bg)
782	#endif	1021	? pix_colors_focused[Color_pointer_bg]
		1022	: pix_colors_focused[Color_bg]).get (bg);
		1023
		1024	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
783	}	1025	}
784		1026
785	/*----------------------------------------------------------------------*/	1027	/*----------------------------------------------------------------------*/
786	/*	1028	/*
787	* find if fg/bg matches any of the normal (low-intensity) colors	1029	* find if fg/bg matches any of the normal (low-intensity) colors
788	*/	1030	*/
789	/* INTPROTO */
790	void	1031	void
791	rxvt_set_colorfgbg(pR)	1032	rxvt_term::set_colorfgbg ()
792	{	1033	{
793	unsigned int i;	1034	unsigned int i;
794	const char *xpmb = "\0";	1035	const char *xpmb = "\0";
795	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1036	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796		1037
797	R->env_colorfgbg =	1038	strcpy (fstr, "default");
798	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1039	strcpy (bstr, "default");
799	STRCPY(fstr, "default");
800	STRCPY(bstr, "default");
801	for (i = Color_Black; i <= Color_White; i++)	1040	for (i = Color_Black; i <= Color_White; i++)
802	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1041	if (pix_colors[Color_fg] == pix_colors[i])
		1042	{
803	sprintf(fstr, "%d", (i - Color_Black));	1043	sprintf (fstr, "%d", (i - Color_Black));
804	break;	1044	break;
805	}	1045	}
		1046
806	for (i = Color_Black; i <= Color_White; i++)	1047	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1048	if (pix_colors[Color_bg] == pix_colors[i])
		1049	{
808	sprintf(bstr, "%d", (i - Color_Black));	1050	sprintf (bstr, "%d", (i - Color_Black));
809	#ifdef XPM_BACKGROUND	1051	#ifdef BG_IMAGE_FROM_FILE
810	xpmb = "default;";	1052	xpmb = "default;";
811	#endif	1053	#endif
812	break;	1054	break;
813	}	1055	}
		1056
814	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1057	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815	putenv(R->env_colorfgbg);
816
817	#ifndef NO_BRIGHTCOLOR
818	R->colorfgbg = DEFAULT_RSTYLE;
819	for (i = minCOLOR; i <= maxCOLOR; i++) {
820	if (R->PixColors[Color_fg] == R->PixColors[i])
821	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
822	if (R->PixColors[Color_bg] == R->PixColors[i])
823	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
824	}
825	#endif
826	}	1058	}
827		1059
828	/*----------------------------------------------------------------------*/	1060	/*----------------------------------------------------------------------*/
829	/*
830	* Colour determination for low colour displays, routine from
831	* Hans de Goede <hans@highrise.nl>
832	*/
833		1061
834	/* EXTPROTO */	1062	bool
835	int	1063	rxvt_term::set_color (rxvt_color &color, const char *name)
836	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
837	{	1064	{
838	screen_in_out->set(aR_ colour);	1065	if (color.set (this, name))
839
840	if (!screen_in_out->set(aR_ colour)) {
841	rxvt_print_error("can't allocate colour: %s", colour);
842	return false;
843	}
844
845	return true;	1066	return true;
		1067
		1068	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1069	return false;
		1070	}
		1071
		1072	void
		1073	rxvt_term::alias_color (int dst, int src)
		1074	{
		1075	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
846	}	1076	}
847		1077
848	/* -------------------------------------------------------------------- *	1078	/* -------------------------------------------------------------------- *
849	* - WINDOW RESIZING - *	1079	* - WINDOW RESIZING - *
850	* -------------------------------------------------------------------- */	1080	* -------------------------------------------------------------------- */
851	/* EXTPROTO */
852	void	1081	void
853	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1082	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
854	int ignoreparent)
855	{	1083	{
856	int fix_screen;	1084	int fix_screen;
		1085	int old_width = szHint.width;
		1086	int old_height = szHint.height;
857		1087
		1088	window_calc (newwidth, newheight);
		1089
		1090	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1091	XSetWMNormalHints (dpy, parent[0], &szHint);
		1092
		1093	if (!ignoreparent)
		1094	{
858	#ifdef SMART_RESIZE	1095	#ifdef SMART_RESIZE
859	int old_width = R->szHint.width, old_height = R->szHint.height;	1096	/*
860	#endif
861
862	rxvt_window_calc(aR_ width, height);
863	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
864	if (!ignoreparent) {
865	#ifdef SMART_RESIZE
866	/*
867	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1097	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868	* reposition window on resize depending on placement on screen	1098	* reposition window on resize depending on placement on screen
869	*/	1099	*/
870	int x, y, x1, y1;	1100	int x, y, x1, y1;
871	int dx, dy;	1101	int dx, dy;
872	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1102	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873	Window unused_cr;	1103	Window unused_cr;
874		1104
875	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1105	XTranslateCoordinates (dpy, parent[0], display->root,
876	0, 0, &x, &y, &unused_cr);	1106	0, 0, &x, &y, &unused_cr);
877	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1107	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
878	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1108	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
879	/*	1109	/*
880	* if Xroot isn't the parent window, a WM will probably have offset	1110	* if display->root isn't the parent window, a WM will probably have offset
881	* our position for handles and decorations. Counter it	1111	* our position for handles and decorations. Counter it
882	*/	1112	*/
883	if (x1 != x || y1 != y) {	1113	if (x1 != x || y1 != y)
		1114	{
884	x -= x1;	1115	x -= x1;
885	y -= y1;	1116	y -= y1;
886	}	1117	}
887		1118
888	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1119	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
889	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1120	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
890	dx = old_width - R->szHint.width;	1121	dx = old_width - szHint.width;
891	dy = old_height - R->szHint.height;	1122	dy = old_height - szHint.height;
892		1123
893	/* Check position of the center of the window */	1124	/* Check position of the center of the window */
894	if (x < x1) /* left half */	1125	if (x < x1) /* left half */
895	dx = 0;	1126	dx = 0;
896	else if (x == x1) /* exact center */	1127	else if (x == x1) /* exact center */
897	dx /= 2;	1128	dx /= 2;
898	if (y < y1) /* top half */	1129	if (y < y1) /* top half */
899	dy = 0;	1130	dy = 0;
900	else if (y == y1) /* exact center */	1131	else if (y == y1) /* exact center */
901	dy /= 2;	1132	dy /= 2;
902		1133
903	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1134	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
904	R->szHint.width, R->szHint.height);	1135	szHint.width, szHint.height);
905	#else	1136	#else
906	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1137	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
907	R->szHint.height);
908	#endif	1138	#endif
909	}	1139	}
910		1140
911	fix_screen = (R->TermWin.ncol != R->prev_ncol	1141	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
912	|| R->TermWin.nrow != R->prev_nrow);	1142
913	if (fix_screen || width != R->old_width || height != R->old_height) {	1143	if (fix_screen || newwidth != old_width || newheight != old_height)
914	if (scrollbar_visible(R)) {	1144	{
		1145	if (scrollBar.state)
		1146	{
915	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1147	XMoveResizeWindow (dpy, scrollBar.win,
		1148	window_sb_x, 0,
916	0, scrollbar_TotalWidth(), R->szHint.height);	1149	scrollbar_TotalWidth (), szHint.height);
917	rxvt_Resize_scrollBar(aR);	1150	resize_scrollbar ();
918	}	1151	}
919	if (menubar_visible(R))	1152
920	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1153	XMoveResizeWindow (dpy, vt,
921	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1154	window_vt_x, window_vt_y,
922	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
923	R->window_vt_y, TermWin_TotalWidth(),
924	TermWin_TotalHeight());	1155	width, height);
925	#ifdef RXVT_GRAPHICS	1156
926	if (R->old_height)	1157	#ifdef HAVE_BG_PIXMAP
927	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1158	if (bgPixmap.window_size_sensitive ())
928	R->old_height - R->szHint.base_height);	1159	update_background ();
929	#endif	1160	#endif
		1161
930	rxvt_scr_clear(aR);	1162	scr_clear ();
931	#ifdef XPM_BACKGROUND
932	rxvt_resize_pixmap(aR);
933	#endif
934	}	1163	}
935		1164
936	if (fix_screen || R->old_height == 0) {	1165	if (fix_screen || old_height == 0)
937	int curr_screen = -1;	1166	scr_reset ();
938	uint16_t old_ncol = R->prev_ncol;
939		1167
940	/* scr_reset only works on the primary screen */	1168	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
941	if (R->old_height) /* this is not the first time through */	1169	//scr_touch (false);
942	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
943	rxvt_scr_reset(aR);
944	if (curr_screen >= 0) { /* this is not the first time through */
945	rxvt_scr_change_screen(aR_ curr_screen);
946	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947	}
948	}
949		1170
950	R->old_width = R->szHint.width;	1171	#ifdef HAVE_BG_PIXMAP
951	R->old_height = R->szHint.height;	1172	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1173	// if (bgPixmap.pixmap)
		1174	// scr_touch (false);
		1175	#endif
952		1176
953	#ifdef USE_XIM	1177	#ifdef USE_XIM
954	rxvt_IMSetStatusPosition(aR);	1178	IMSetPosition ();
955	#endif	1179	#endif
956	}	1180	}
957		1181
958	/*	1182	/*
959	* Set the width/height of the vt window in characters. Units are pixels.	1183	* Set the width/height of the vt window in characters. Units are pixels.
960	* good for toggling 80/132 columns	1184	* good for toggling 80/132 columns
961	*/	1185	*/
962	/* EXTPROTO */
963	void	1186	void
964	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1187	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965	{	1188	{
966	XWindowAttributes wattr;	1189	XWindowAttributes wattr;
967		1190
968	if (width == 0 || height == 0) {	1191	if (newwidth == 0 || newheight == 0)
		1192	{
969	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1193	XGetWindowAttributes (dpy, display->root, &wattr);
		1194
970	if (width == 0)	1195	if (newwidth == 0)
971	width = wattr.width - R->szHint.base_width;	1196	newwidth = wattr.width - szHint.base_width;
972	if (height == 0)	1197	if (newheight == 0)
973	height = wattr.height - R->szHint.base_height;	1198	newheight = wattr.height - szHint.base_height;
		1199	}
		1200
		1201	if (newwidth != width || newheight != height)
974	}	1202	{
975	if (width != R->TermWin.width || height != R->TermWin.height) {
976	width += R->szHint.base_width;	1203	newwidth += szHint.base_width;
977	height += R->szHint.base_height;	1204	newheight += szHint.base_height;
978	rxvt_resize_all_windows(aR_ width, height, 0);	1205	resize_all_windows (newwidth, newheight, 0);
979	}	1206	}
980	}	1207	}
981		1208
982	/* -------------------------------------------------------------------- *	1209	/* -------------------------------------------------------------------- *
983	* - X INPUT METHOD ROUTINES - *	1210	* - X INPUT METHOD ROUTINES - *
984	* -------------------------------------------------------------------- */	1211	* -------------------------------------------------------------------- */
985	#ifdef USE_XIM	1212	#ifdef USE_XIM
986	/* INTPROTO */
987	void
988	rxvt_setSize(pR_ XRectangle * size)
989	{
990	size->x = R->TermWin.int_bwidth;
991	size->y = R->TermWin.int_bwidth;
992	size->width = Width2Pixel(R->TermWin.ncol);
993	size->height = Height2Pixel(R->TermWin.nrow);
994	}
995		1213
996	/* INTPROTO */
997	void	1214	void
998	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1215	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999	{	1216	{
1000	*fg = R->PixColors[Color_fg];	1217	fg = pix_colors [Color_fg];
1001	*bg = R->PixColors[Color_bg];	1218	bg = pix_colors [Color_bg];
		1219	}
		1220
		1221	void
		1222	rxvt_term::im_set_size (XRectangle &size)
		1223	{
		1224	// the int_bwidth terms make no sense to me
		1225	size.x = int_bwidth;
		1226	size.y = int_bwidth;
		1227	size.width = Width2Pixel (ncol) + int_bwidth;
		1228	size.height = Height2Pixel (nrow) + int_bwidth;
		1229	}
		1230
		1231	void
		1232	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1233	XRectangle &status_rect,
		1234	const XRectangle &needed_rect)
		1235	{
		1236	preedit_rect.x = needed_rect.width;
		1237	preedit_rect.y = 0;
		1238	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1239	preedit_rect.height = fheight;
		1240
		1241	status_rect.x = 0;
		1242	status_rect.y = 0;
		1243	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1244	status_rect.height = fheight;
1002	}	1245	}
1003		1246
1004	/* Checking whether input method is running. */	1247	/* Checking whether input method is running. */
1005	/* INTPROTO */
1006	Bool	1248	bool
1007	rxvt_IMisRunning(pR)	1249	rxvt_term::IMisRunning ()
1008	{	1250	{
1009	char *p;	1251	char *p;
1010	Atom atom;	1252	Atom atom;
1011	Window win;	1253	Window win;
1012	char server[IMBUFSIZ];	1254	char server[IMBUFSIZ];
1013		1255
1014	/* get current locale modifier */	1256	/* get current locale modifier */
1015	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1257	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1258	{
1016	STRCPY(server, "@server=");	1259	strcpy (server, "@server=");
1017	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1260	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1261
1018	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1262	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019	*p = '\0';	1263	*p = '\0';
1020		1264
1021	atom = XInternAtom(R->Xdisplay, server, False);	1265	atom = XInternAtom (dpy, server, False);
1022	win = XGetSelectionOwner(R->Xdisplay, atom);	1266	win = XGetSelectionOwner (dpy, atom);
		1267
1023	if (win != None)	1268	if (win != None)
1024	return True;	1269	return True;
1025	}	1270	}
		1271
1026	return False;	1272	return False;
1027	}	1273	}
1028		1274
1029	/* EXTPROTO */
1030	void	1275	void
1031	rxvt_IMSendSpot(pR)	1276	rxvt_term::IMSendSpot ()
1032	{	1277	{
1033	XPoint spot;	1278	XPoint nspot;
1034	XVaNestedList preedit_attr;	1279	XVaNestedList preedit_attr;
1035		1280
1036	if (R->Input_Context == NULL	1281	if (!Input_Context
1037	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1282	|| !focus
1038	|| !(R->event_type == KeyPress	1283	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1039	|| R->event_type == Expose
1040	|| R->event_type == NoExpose
1041	|| R->event_type == SelectionNotify
1042	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1043	|| !rxvt_IMisRunning(aR))
1044	return;	1284	return;
1045		1285
1046	rxvt_setPosition(aR_ & spot);	1286	im_set_position (nspot);
1047		1287
		1288	if (nspot.x == spot.x && nspot.y == spot.y)
		1289	return;
		1290
		1291	spot = nspot;
		1292
1048	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1293	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1294	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050	XFree(preedit_attr);	1295	XFree (preedit_attr);
1051	}	1296	}
1052		1297
1053	/* EXTPROTO */
1054	void	1298	void
1055	rxvt_setTermFontSet(pR_ int idx)	1299	rxvt_term::im_destroy ()
1056	{	1300	{
1057	char *string;	1301	if (input_method)
1058	long length;	1302	{
1059	int success = 0;	1303	if (Input_Context && input_method->xim)
		1304	XDestroyIC (Input_Context);
1060		1305
1061	if (idx < 0 || idx >= MAX_NFONTS)	1306	display->put_xim (input_method);
1062	return;	1307	input_method = 0;
1063	}	1308	}
1064		1309
1065	/* INTPROTO */
1066	void
1067	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1068	XRectangle * needed_rect)
1069	{
1070	int mbh, vtx = 0;
1071
1072	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1073	vtx = scrollbar_TotalWidth();
1074	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1075	mbh -= R->TermWin.lineSpace;
1076
1077	preedit_rect->x = needed_rect->width + vtx;
1078	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1079
1080	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1081	+ vtx;
1082	preedit_rect->height = Height2Pixel(1);
1083
1084	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	status_rect->width = needed_rect->width ? needed_rect->width
1088	: Width2Pixel(R->TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* INTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	dR;
1100
1101	R->Input_Context = NULL;	1310	Input_Context = 0;
1102	/* To avoid Segmentation Fault in C locale: Solaris only? */
1103	if (STRCMP(R->locale, "C"))
1104	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105	rxvt_IMInstantiateCallback, NULL);
1106	}	1311	}
1107		1312
1108	/*	1313	#ifdef ENABLE_XIM_ONTHESPOT
1109	* X manual pages and include files don't match on some systems:
1110	* some think this is an XIDProc and others an XIMProc so we can't
1111	* use the first argument - need to update this to be nice for
1112	* both types via some sort of configure detection
1113	*/
1114	/* ARGSUSED */
1115	/* EXTPROTO */
1116	void
1117	rxvt_IMInstantiateCallback(Display * unused
1118	__attribute__ ((unused)), XPointer client_data
1119	__attribute__ ((unused)), XPointer call_data
1120	__attribute__ ((unused)))
1121	{
1122	dR;
1123	int i, found, had_im;
1124	const char *p;
1125	char **s;
1126	char buf[IMBUFSIZ];
1127		1314
1128	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1315	static void
1129	if (R->Input_Context)	1316	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130	return;	1317	{
		1318	((rxvt_term *)client_data)->make_current ();
		1319	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1320	}
1131		1321
1132	found = had_im = 0;	1322	static void
1133	p = R->rs[Rs_inputMethod];	1323	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134	if (p && *p) {	1324	{
1135	had_im = 1;	1325	((rxvt_term *)client_data)->make_current ();
1136	s = rxvt_splitcommastring(p);	1326	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137	for (i = 0; s[i]; i++) {	1327	}
1138	if (*s[i]) {	1328
1139	STRCPY(buf, "@im=");	1329	static void
1140	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1330	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1331	{
1142	&& (rxvt_IM_get_IC(aR) == True)) {	1332	rxvt_term *term = (rxvt_term *)client_data;
1143	found = 1;	1333	XIMText *text = call_data->text;
1144	break;	1334
1145	}	1335	term->make_current ();
1146	}	1336
		1337	if (text)
		1338	{
		1339	void *str;
		1340
		1341	if (!text->encoding_is_wchar && text->string.multi_byte)
		1342	{
		1343	// of course, X makes it ugly again
		1344	if (term->rs[Rs_imLocale])
		1345	SET_LOCALE (term->rs[Rs_imLocale]);
		1346
		1347	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1348	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1349
		1350	if (term->rs[Rs_imLocale])
		1351	SET_LOCALE (term->locale);
1147	}	1352	}
1148	for (i = 0; s[i]; i++)	1353	else
1149	free(s[i]);	1354	str = (void *)text->string.wide_char;
1150	free(s);
1151	}
1152	if (found)
1153	return;
1154		1355
1155	/* try with XMODIFIERS env. var. */	1356	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1156	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1357	DT_INT, call_data->caret,
1157	rxvt_IM_get_IC(aR);	1358	DT_INT, call_data->chg_first,
1158	return;	1359	DT_INT, call_data->chg_length,
		1360	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1361	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1362	DT_END));
1159	}	1363	}
1160		1364	else
1161	/* try with no modifiers base IF the user didn't specify an IM */	1365	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1162	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1366	DT_INT, call_data->caret,
1163	&& rxvt_IM_get_IC(aR) == True)	1367	DT_INT, call_data->chg_first,
1164	return;	1368	DT_INT, call_data->chg_length,
		1369	DT_END));
1165	}	1370	}
		1371
		1372	#if 0
		1373	static void
		1374	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1375	{
		1376	((rxvt_term *)client_data)->make_current ();
		1377	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1378	DT_INT, call_data->position,
		1379	DT_INT, call_data->direction,
		1380	DT_INT, call_data->style,
		1381	DT_END));
		1382	}
		1383	#endif
		1384
		1385	#endif
1166		1386
1167	/*	1387	/*
1168	* Try to open a XIM with the current modifiers, then see if we can	1388	* Try to open a XIM with the current modifiers, then see if we can
1169	* open a suitable preedit type	1389	* open a suitable preedit type
1170	*/	1390	*/
1171	/* INTPROTO */
1172	Bool	1391	bool
1173	rxvt_IM_get_IC(pR)	1392	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1393	{
1175	int i, j, found;	1394	int i, j, found;
1176	XIM xim;	1395	XIM xim;
1177	XPoint spot;	1396	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1397	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1398	unsigned long fg, bg;
1180	const char *p;	1399	const char *p;
1181	char **s;	1400	char **s;
1182	XIMStyles *xim_styles;	1401	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1402	#ifdef ENABLE_XIM_ONTHESPOT
1184	XIMCallback ximcallback;	1403	XIMCallback xcb[4];
		1404	#endif
1185		1405
1186	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1406	set_environ (envv);
1187	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1407
1188	if (xim == NULL)	1408	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189	return False;	1409	return false;
1190		1410
		1411	input_method = display->get_xim (locale, modifiers);
		1412	if (input_method == NULL)
		1413	return false;
		1414
		1415	xim = input_method->xim;
		1416	spot.x = spot.y = -1;
		1417
1191	xim_styles = NULL;	1418	xim_styles = NULL;
1192	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1419	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193	|| !xim_styles || !xim_styles->count_styles) {	1420	|| !xim_styles || !xim_styles->count_styles)
1194	XCloseIM(xim);	1421	{
		1422	im_destroy ();
1195	return False;	1423	return false;
		1424	}
		1425
		1426	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1427
		1428	for (int pi = 0; pi < 2; pi++)
1196	}	1429	{
		1430	p = pet[pi];
1197		1431
1198	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1432	if (!p)
1199	: "OverTheSpot,OffTheSpot,Root";	1433	continue;
		1434
1200	s = rxvt_splitcommastring(p);	1435	s = rxvt_splitcommastring (p);
		1436
1201	for (i = found = 0; !found && s[i]; i++) {	1437	for (i = found = 0; !found && s[i]; i++)
		1438	{
1202	if (!STRCMP(s[i], "OverTheSpot"))	1439	if (!strcmp (s[i], "OverTheSpot"))
1203	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1440	input_style = XIMPreeditPosition | XIMStatusNothing;
1204	else if (!STRCMP(s[i], "OffTheSpot"))	1441	else if (!strcmp (s[i], "OffTheSpot"))
1205	R->input_style = (XIMPreeditArea | XIMStatusArea);	1442	input_style = XIMPreeditArea | XIMStatusArea;
1206	else if (!STRCMP(s[i], "Root"))	1443	else if (!strcmp (s[i], "Root"))
1207	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1444	input_style = XIMPreeditNothing | XIMStatusNothing;
		1445	else if (!strcmp (s[i], "None"))
		1446	input_style = XIMPreeditNone | XIMStatusNone;
		1447	#ifdef ENABLE_XIM_ONTHESPOT
		1448	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1449	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1450	#endif
		1451	else
		1452	input_style = XIMPreeditNothing | XIMStatusNothing;
1208		1453
1209	for (j = 0; j < xim_styles->count_styles; j++)	1454	for (j = 0; j < xim_styles->count_styles; j++)
1210	if (R->input_style == xim_styles->supported_styles[j]) {	1455	if (input_style == xim_styles->supported_styles[j])
		1456	{
		1457	rxvt_freecommastring (s);
		1458
1211	found = 1;	1459	found = 1;
		1460	goto foundpet;
		1461	}
		1462
		1463	}
		1464
		1465	rxvt_freecommastring (s);
		1466	}
		1467
		1468	foundpet:
		1469
		1470	XFree (xim_styles);
		1471
		1472	if (!found)
		1473	{
		1474	im_destroy ();
		1475	return false;
		1476	}
		1477
		1478	XFontSet fs = 0;
		1479	XVaNestedList preedit_attr = 0, status_attr = 0;
		1480
		1481	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1482	{
		1483	// fake us a font-set, please
		1484	char **missing_charset_list;
		1485	int missing_charset_count;
		1486	char *def_string;
		1487	char pat[512];
		1488
		1489	sprintf (pat,
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1494	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1495	"*",
		1496	fheight,
		1497	fheight + 1, fheight - 1,
		1498	fheight - 2, fheight + 2);
		1499
		1500	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1501	&missing_charset_list, &missing_charset_count, &def_string);
		1502
		1503	if (missing_charset_list)
		1504	XFreeStringList (missing_charset_list);
		1505
		1506	if (!fs)
		1507	{
		1508	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1509	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1510	}
		1511	}
		1512
		1513	if (input_style & XIMPreeditPosition)
		1514	{
		1515	im_set_size (rect);
		1516	im_set_position (spot);
		1517	im_set_color (fg, bg);
		1518
		1519	preedit_attr = XVaCreateNestedList (0,
		1520	XNForeground, fg,
		1521	XNBackground, bg,
		1522	XNArea, &rect,
		1523	XNSpotLocation, &spot,
		1524	XNFontSet, fs,
		1525	NULL);
		1526	}
		1527	else if (input_style & XIMPreeditArea)
		1528	{
		1529	im_set_color (fg, bg);
		1530
		1531	/*
		1532	* The necessary width of preedit area is unknown
		1533	* until create input context.
		1534	*/
		1535	needed_rect.width = 0;
		1536	im_set_preedit_area (rect, status_rect, needed_rect);
		1537
		1538	preedit_attr = XVaCreateNestedList (0,
		1539	XNForeground, fg,
		1540	XNBackground, bg,
		1541	XNArea, &rect,
		1542	XNFontSet, fs,
		1543	NULL);
		1544	status_attr = XVaCreateNestedList (0,
		1545	XNForeground, fg,
		1546	XNBackground, bg,
		1547	XNArea, &status_rect,
		1548	XNFontSet, fs,
		1549	NULL);
		1550	}
		1551	#if ENABLE_XIM_ONTHESPOT
		1552	else if (input_style & XIMPreeditCallbacks)
		1553	{
		1554	im_set_position (spot);
		1555
		1556	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1557	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1558	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1559	# if 0
		1560	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1561	# endif
		1562
		1563	preedit_attr = XVaCreateNestedList (0,
		1564	XNSpotLocation, &spot,
		1565	XNPreeditStartCallback, &xcb[0],
		1566	XNPreeditDoneCallback , &xcb[1],
		1567	XNPreeditDrawCallback , &xcb[2],
		1568	# if 0
		1569	XNPreeditCaretCallback, &xcb[3],
		1570	# endif
		1571	NULL);
		1572	}
		1573	#endif
		1574
		1575	Input_Context = XCreateIC (xim,
		1576	XNInputStyle, input_style,
		1577	XNClientWindow, vt,
		1578	XNFocusWindow, parent[0],
		1579	preedit_attr ? XNPreeditAttributes : NULL,
		1580	preedit_attr,
		1581	status_attr ? XNStatusAttributes : NULL,
		1582	status_attr, NULL);
		1583
		1584	if (preedit_attr) XFree (preedit_attr);
		1585	if (status_attr) XFree (status_attr);
		1586	if (fs) XFreeFontSet (dpy, fs);
		1587
		1588	if (Input_Context == NULL)
		1589	{
		1590	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1591	im_destroy ();
		1592	return false;
		1593	}
		1594
		1595	#if 0
		1596	// unfortunately, only the focus window is used by XIM, hard to fix
		1597	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1598	vt_select_input ();
		1599	#endif
		1600
		1601	IMSetPosition ();
		1602
		1603	return true;
		1604	}
		1605
		1606	void
		1607	rxvt_term::im_cb ()
		1608	{
		1609	int i;
		1610	const char *p;
		1611	char **s;
		1612	char buf[IMBUFSIZ];
		1613
		1614	make_current ();
		1615
		1616	im_destroy ();
		1617
		1618	if (Input_Context)
		1619	return;
		1620
		1621	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1622	if (rs[Rs_imLocale])
		1623	SET_LOCALE (rs[Rs_imLocale]);
		1624	#endif
		1625
		1626	p = rs[Rs_inputMethod];
		1627	if (p && *p)
		1628	{
		1629	bool found = false;
		1630
		1631	s = rxvt_splitcommastring (p);
		1632
		1633	for (i = 0; s[i]; i++)
		1634	{
		1635	if (*s[i])
		1636	{
		1637	strcpy (buf, "@im=");
		1638	strncat (buf, s[i], IMBUFSIZ - 5);
		1639	if (IM_get_IC (buf))
		1640	{
		1641	found = true;
1212	break;	1642	break;
		1643	}
1213	}	1644	}
1214	}	1645	}
1215	for (i = 0; s[i]; i++)
1216	free(s[i]);
1217	free(s);
1218	XFree(xim_styles);
1219		1646
		1647	rxvt_freecommastring (s);
		1648
1220	if (!found) {	1649	if (found)
1221	XCloseIM(xim);	1650	goto done;
1222	return False;
1223	}	1651	}
1224		1652
1225	ximcallback.callback = rxvt_IMDestroyCallback;	1653	/* try with XMODIFIERS env. var. */
		1654	if (IM_get_IC (""))
		1655	goto done;
1226		1656
1227	/* XXX: not sure why we need this (as well as IC one below) */	1657	/* try with no modifiers base IF the user didn't specify an IM */
1228	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1658	if (IM_get_IC ("@im=none"))
		1659	goto done;
1229		1660
1230	preedit_attr = status_attr = NULL;	1661	done:
1231		1662	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232	if (R->input_style & XIMPreeditPosition) {	1663	if (rs[Rs_imLocale])
1233	rxvt_setSize(aR_ & rect);	1664	SET_LOCALE (locale);
1234	rxvt_setPosition(aR_ & spot);	1665	#endif
1235	rxvt_setColor(aR_ & fg, &bg);
1236
1237	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238	XNSpotLocation, &spot,
1239	XNForeground, fg, XNBackground, bg,
1240	//XNFontSet, R->TermWin.fontset,
1241	NULL);
1242	} else if (R->input_style & XIMPreeditArea) {
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	/*
1246	* The necessary width of preedit area is unknown
1247	* until create input context.
1248	*/
1249	needed_rect.width = 0;
1250
1251	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, R->TermWin.fontset,
1256	NULL);
1257	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258	XNForeground, fg, XNBackground, bg,
1259	//XNFontSet, R->TermWin.fontset,
1260	NULL);
1261	}
1262	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263	XNClientWindow, R->TermWin.parent[0],
1264	XNFocusWindow, R->TermWin.parent[0],
1265	XNDestroyCallback, &ximcallback,
1266	preedit_attr ? XNPreeditAttributes : NULL,
1267	preedit_attr,
1268	status_attr ? XNStatusAttributes : NULL,
1269	status_attr, NULL);
1270	if (preedit_attr)
1271	XFree(preedit_attr);
1272	if (status_attr)
1273	XFree(status_attr);
1274	if (R->Input_Context == NULL) {
1275	rxvt_print_error("failed to create input context");
1276	XCloseIM(xim);
1277	return False;
1278	}
1279	if (R->input_style & XIMPreeditArea)
1280	rxvt_IMSetStatusPosition(aR);
1281	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282	return True;
1283	}	1666	}
1284		1667
1285	/* EXTPROTO */
1286	void	1668	void
1287	rxvt_IMSetStatusPosition(pR)	1669	rxvt_term::IMSetPosition ()
1288	{	1670	{
1289	XRectangle preedit_rect, status_rect, *needed_rect;	1671	XRectangle preedit_rect, status_rect, *needed_rect;
1290	XVaNestedList preedit_attr, status_attr;	1672	XVaNestedList preedit_attr, status_attr;
1291		1673
1292	if (R->Input_Context == NULL	1674	if (!Input_Context
1293	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1675	|| !focus
		1676	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1294	|| !rxvt_IMisRunning(aR))	1677	|| !IMisRunning ())
1295	return;	1678	return;
1296		1679
		1680	if (input_style & XIMPreeditPosition)
		1681	{
		1682	im_set_size (preedit_rect);
		1683	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1684
		1685	XSetICValues (Input_Context,
		1686	XNPreeditAttributes, preedit_attr, NULL);
		1687	}
		1688	else
		1689	{
1297	/* Getting the necessary width of preedit area */	1690	/* Getting the necessary width of preedit area */
1298	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1691	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1692	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300	XFree(status_attr);	1693	XFree (status_attr);
1301		1694
1302	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1695	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1696	XFree (needed_rect);
1303		1697
1304	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1698	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1699	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306		1700
1307	XSetICValues(R->Input_Context,	1701	XSetICValues (Input_Context,
1308	XNPreeditAttributes, preedit_attr,	1702	XNPreeditAttributes, preedit_attr,
1309	XNStatusAttributes, status_attr, NULL);	1703	XNStatusAttributes, status_attr,
		1704	NULL);
1310		1705
		1706	XFree (status_attr);
		1707	}
		1708
1311	XFree(preedit_attr);	1709	XFree (preedit_attr);
1312	XFree(status_attr);
1313	}	1710	}
1314	#endif /* USE_XIM */	1711	#endif /* USE_XIM */
1315		1712
1316	/*----------------------------------------------------------------------*/	1713	void
1317	rxvt_t rxvt_current_term;	1714	rxvt_term::get_window_origin (int &x, int &y)
		1715	{
		1716	Window cr;
		1717	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1718	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1719	}
		1720
		1721	Pixmap
		1722	rxvt_term::get_pixmap_property (int prop_id)
		1723	{
		1724	if (prop_id > 0 && prop_id < NUM_XA)
		1725	if (xa[prop_id])
		1726	{
		1727	int aformat;
		1728	unsigned long nitems, bytes_after;
		1729	Atom atype;
		1730	unsigned char *prop = NULL;
		1731	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1732	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1733	&nitems, &bytes_after, &prop);
		1734	if (result == Success && prop && atype == XA_PIXMAP)
		1735	{
		1736	return *(Pixmap *)prop;
		1737	}
		1738	}
		1739	return None;
		1740	}
		1741
		1742	#ifdef HAVE_BG_PIXMAP
		1743	# if TRACE_PIXMAPS
		1744	# undef update_background
		1745	int rxvt_term::trace_update_background (const char* file, int line)
		1746	{
		1747	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1748	update_background ();
		1749	}
		1750	# endif
		1751	int
		1752	rxvt_term::update_background ()
		1753	{
		1754	bgPixmap.invalidate ();
		1755
		1756	/* no chance of real time refresh if we are blurring! */
		1757	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1758	bgPixmap.render ();
		1759	else
		1760	{
		1761	update_background_ev.stop ();
		1762
		1763	if (!bgPixmap.need_client_side_rendering())
		1764	update_background_ev.start (.05);
		1765	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1766	update_background_ev.start (.20); /* very slow !!! */
		1767	else
		1768	update_background_ev.start (.07);
		1769	}
		1770
		1771	return 0;
		1772	}
		1773
		1774	void
		1775	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1776	{
		1777	bgPixmap.render ();
		1778	}
		1779
		1780	#endif /* HAVE_BG_PIXMAP */
1318		1781
1319	/*----------------------- end-of-file (C source) -----------------------*/	1782	/*----------------------- end-of-file (C source) -----------------------*/

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