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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.12 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.262 by ayin, Wed Nov 21 09:15:33 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.12 2003/12/16 23:04:13 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),
72	check_ev (this, &rxvt_term::check_cb),	197	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	198	incr_ev (this, &rxvt_term::incr_cb)
74	{	199	{
75	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;
76	}	219	}
77		220
78	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
79	{	222	{
80	rxvt_scr_release (this);	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
81		224
82	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
83	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];
84	#endif	231	#endif
85	#ifdef UTMP_SUPPORT	232	delete fontset[0];
86	rxvt_privileged_utmp (this, RESTORE);	233
87	#endif	234	if (display)
		235	{
		236	selection_clear ();
		237
88	#ifdef USE_XIM	238	#ifdef USE_XIM
89	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 ();
90	{	282	}
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		283
96	if (cmd_fd >= 0)	284	delete [] pix_colors_focused;
97	close (cmd_fd);	285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
98		288
99	if (Xfd >= 0)	289	#ifdef HAVE_BG_PIXMAP
100	XCloseDisplay (Xdisplay);	290	bgPixmap.destroy ();
		291	#endif
		292	displays.put (display);
101		293
102	delete PixColors;	294	scr_release ();
		295
		296	/* clear all resources */
		297	for (int i = 0; i < allocated.size (); i++)
		298	free (allocated [i]);
		299
		300	free (selection.text);
		301	// TODO: manage env vars in child only(!)
		302	free (env_display);
		303	free (env_term);
		304	free (locale);
		305	free (v_buffer);
		306	free (incr_buf);
		307
		308	delete envv;
		309	delete argv;
		310
		311	#ifdef KEYSYM_RESOURCE
		312	delete keyboard;
		313	#endif
		314	}
		315
		316	// child has exited, usually destroys
		317	void
		318	rxvt_term::child_cb (ev::child &w, int status)
		319	{
		320	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		321
		322	cmd_pid = 0;
		323
		324	if (!option (Opt_hold))
		325	destroy ();
103	}	326	}
104		327
105	void	328	void
106	rxvt_term::destroy ()	329	rxvt_term::destroy ()
107	{	330	{
		331	if (destroy_ev.active)
		332	return;
		333
		334	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		335
		336	#if ENABLE_OVERLAY
		337	scr_overlay_off ();
		338	#endif
		339
		340	if (display)
		341	{
		342	#if USE_XIM
		343	im_ev.stop (display);
		344	#endif
		345	#if HAVE_SCROLLBARS
		346	scrollbar_ev.stop (display);
		347	#endif
		348	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		349	rootwin_ev.stop (display);
		350	#endif
		351	incr_ev.stop ();
		352	termwin_ev.stop (display);
		353	vt_ev.stop (display);
		354	}
		355
108	check_ev.stop ();	356	prepare_ev.stop ();
109	pty_ev.stop ();	357	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	358	#ifdef CURSOR_BLINK
		359	cursor_blink_ev.stop ();
		360	#endif
		361	#ifdef TEXT_BLINK
112	blink_ev.stop ();	362	text_blink_ev.stop ();
		363	#endif
		364	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		365	cont_scroll_ev.stop ();
		366	#endif
		367	#ifdef SELECTION_SCROLLING
		368	sel_scroll_ev.stop ();
113	#endif	369	#endif
114	#ifdef POINTER_BLANK	370	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	371	pointer_ev.stop ();
116	#endif	372	#endif
117		373
118	destroy_ev.start (0);	374	destroy_ev.start ();
119	}	375	}
120		376
121	void	377	void
122	rxvt_term::destroy_cb (time_watcher &w)	378	rxvt_term::destroy_cb (ev::idle &w, int revents)
123	{	379	{
124	SET_R (this);	380	make_current ();
125		381
126	delete this;	382	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	rxvt_scr_reset (this); /* 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	}	383	}
308		384
309	/*----------------------------------------------------------------------*/	385	/*----------------------------------------------------------------------*/
310	/*	386	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes	387	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can	388	* TODO: if debugging, this should free up any known resources if we can
313	*/	389	*/
314	/* EXTPROTO */	390	static XErrorHandler old_xerror_handler;
		391
		392	static void
		393	rxvt_emergency_cleanup ()
		394	{
		395	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		396	(*t)->emergency_cleanup ();
		397	}
		398
		399	#if !ENABLE_MINIMAL
		400	static void
		401	print_x_error (Display *dpy, XErrorEvent *event)
		402	{
		403	char buffer[BUFSIZ];
		404	char mesg[BUFSIZ];
		405	char number[32];
		406	char *mtype = "XlibMessage";
		407	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		408	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		409	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		410	rxvt_warn ("%s: %s\n", mesg, buffer);
		411	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		412	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		413	sprintf(number, "%d", event->request_code);
		414	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		415	rxvt_warn ("(which is %s)\n", buffer);
		416	if (event->request_code >= 128) {
		417	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		420	}
		421	if ((event->error_code == BadWindow) ||
		422	(event->error_code == BadPixmap) ||
		423	(event->error_code == BadCursor) ||
		424	(event->error_code == BadFont) ||
		425	(event->error_code == BadDrawable) ||
		426	(event->error_code == BadColor) ||
		427	(event->error_code == BadGC) ||
		428	(event->error_code == BadIDChoice) ||
		429	(event->error_code == BadValue) ||
		430	(event->error_code == BadAtom)) {
		431	if (event->error_code == BadValue)
		432	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		433	mesg, BUFSIZ);
		434	else if (event->error_code == BadAtom)
		435	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		436	mesg, BUFSIZ);
		437	else
		438	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		439	mesg, BUFSIZ);
		440	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		441	}
		442	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		443	mesg, BUFSIZ);
		444	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		445	}
		446	#endif
		447
		448	int
		449	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		450	{
		451	if (GET_R->allowedxerror == -1)
		452	GET_R->allowedxerror = event->error_code;
		453	else
		454	{
		455	// GET_R is most likely not the terminal which caused the error,
		456	// so just output the error and continue
		457	#if ENABLE_MINIMAL
		458	old_xerror_handler (display, event);
		459	#else
		460	print_x_error (display, event);
		461	#endif
		462	}
		463
		464	return 0;
		465	}
		466
		467	int
		468	rxvt_xioerror_handler (Display *display)
		469	{
		470	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		471	DisplayString (display));
		472	rxvt_emergency_cleanup ();
		473	_exit (EXIT_FAILURE);
		474	}
		475
		476	/*----------------------------------------------------------------------*/
		477	bool
		478	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		479	{
		480	this->envv = envv;
		481
		482	SET_R (this);
		483	set_locale ("");
		484	set_environ (envv); // few things in X do not call setlocale :(
		485
		486	if (!init_vars ())
		487	return false;
		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	*/
315	void	602	void
316	rxvt_clean_exit ()	603	sig_term (ev::sig &w, int revents)
317	{	604	{
318	dR;	605	rxvt_emergency_cleanup ();
		606	w.stop ();
		607	kill (getpid (), w.signum);
		608	}
319		609
320	R->destroy ();	610	sig_handlers ()
		611	: sw_term (this, &sig_handlers::sig_term),
		612	sw_int (this, &sig_handlers::sig_term)
		613	{
		614	}
		615	} sig_handlers;
		616
		617	char **rxvt_environ; // startup environment
		618
		619	void
		620	rxvt_init ()
		621	{
		622	ptytty::init ();
		623
		624	if (!ev::ev_default_loop (0))
		625	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		626
		627	rxvt_environ = environ;
		628
		629	signal (SIGHUP, SIG_IGN);
		630	signal (SIGPIPE, SIG_IGN);
		631
		632	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		633	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		634
		635	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		636	/* signal (SIGURG, SIG_DFL); */
		637
		638	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		639	// TODO: handle this with exceptions and tolerate the memory loss
		640	XSetIOErrorHandler (rxvt_xioerror_handler);
		641
		642	XrmInitialize ();
321	}	643	}
322		644
323	/* ------------------------------------------------------------------------- *	645	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	646	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	647	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	648	void *
327	void *
328	rxvt_malloc(size_t size)	649	rxvt_malloc (size_t size)
329	{	650	{
330	void *p;
331
332	p = malloc(size);	651	void *p = malloc (size);
		652
333	if (p)	653	if (!p)
		654	rxvt_fatal ("memory allocation failure. aborting.\n");
		655
334	return p;	656	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}	657	}
341		658
342	/* EXTPROTO */	659	void *
343	void *
344	rxvt_calloc(size_t number, size_t size)	660	rxvt_calloc (size_t number, size_t size)
345	{	661	{
346	void *p;
347
348	p = calloc(number, size);	662	void *p = calloc (number, size);
		663
349	if (p)	664	if (!p)
		665	rxvt_fatal ("memory allocation failure. aborting.\n");
		666
350	return p;	667	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}	668	}
357		669
358	/* EXTPROTO */	670	void *
359	void *
360	rxvt_realloc(void *ptr, size_t size)	671	rxvt_realloc (void *ptr, size_t size)
361	{	672	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	673	void *p = realloc (ptr, size);
366	else	674
367	p = malloc(size);
368	if (p)	675	if (!p)
		676	rxvt_fatal ("memory allocation failure. aborting.\n");
		677
369	return p;	678	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	679	}
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		680
504	/*----------------------------------------------------------------------*/	681	/*----------------------------------------------------------------------*/
505	/*	682	/*
506	* window size/position calculcations for XSizeHint and other storage.	683	* window size/position calculations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	684	* if width/height are non-zero then override calculated width/height
508	*/	685	*/
509	/* EXTPROTO */
510	void	686	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	687	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	688	{
513	short recalc_x, recalc_y;	689	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	690	int x, y, sb_w, flags;
515	unsigned int w, h;	691	unsigned int w, h;
516	unsigned int max_width, max_height;	692	unsigned int max_width, max_height;
517		693
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;	694	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	695	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	696	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		697
525	recalc_x = recalc_y = 0;	698	recalc_x = recalc_y = 0;
526	flags = 0;	699	flags = 0;
		700
527	if (!R->parsed_geometry) {	701	if (!parsed_geometry)
		702	{
528	R->parsed_geometry = 1;	703	parsed_geometry = 1;
		704
529	if (R->rs[Rs_geometry])	705	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	706	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		707
531	if (flags & WidthValue) {	708	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	709	{
		710	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	711	szHint.flags |= USSize;
534	}	712	}
		713
535	if (flags & HeightValue) {	714	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	715	{
		716	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	717	szHint.flags |= USSize;
538	}	718	}
		719
539	if (flags & XValue) {	720	if (flags & XValue)
		721	{
540	R->szHint.x = x;	722	szHint.x = x;
541	R->szHint.flags |= USPosition;	723	szHint.flags |= USPosition;
		724
542	if (flags & XNegative) {	725	if (flags & XNegative)
		726	{
543	recalc_x = 1;	727	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	728	szHint.win_gravity = NorthEastGravity;
545	}	729	}
546	}	730	}
		731
547	if (flags & YValue) {	732	if (flags & YValue)
		733	{
548	R->szHint.y = y;	734	szHint.y = y;
549	R->szHint.flags |= USPosition;	735	szHint.flags |= USPosition;
		736
550	if (flags & YNegative) {	737	if (flags & YNegative)
		738	{
551	recalc_y = 1;	739	recalc_y = 1;
		740
552	if (R->szHint.win_gravity == NorthEastGravity)	741	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	742	szHint.win_gravity = SouthEastGravity;
554	else	743	else
555	R->szHint.win_gravity = SouthWestGravity;	744	szHint.win_gravity = SouthWestGravity;
556	}	745	}
557	}	746	}
558	}	747	}
		748
559	/* TODO: BOUNDS */	749	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	750	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	751	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	752	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	753	max_height = MAX_ROWS * fheight;
564		754
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	755	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		756
567	sb_w = mb_h = 0;	757	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	758	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	759
		760	if (scrollBar.state)
		761	{
570	sb_w = scrollbar_TotalWidth();	762	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	763	szHint.base_width += sb_w;
		764
572	if (!(R->Options & Opt_scrollBar_right))	765	if (!option (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	766	window_vt_x += sb_w;
574	}	767	}
575	if (menubar_visible(R)) {	768
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;	769	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	770	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	771	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	772	szHint.min_height = szHint.base_height + szHint.height_inc;
584		773
585	if (width && width - R->szHint.base_width < max_width) {	774	if (newwidth && newwidth - szHint.base_width < max_width)
		775	{
586	R->szHint.width = width;	776	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	777	width = newwidth - szHint.base_width;
588	} else {	778	}
589	MIN_IT(R->TermWin.width, max_width);	779	else
		780	{
		781	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	782	szHint.width = szHint.base_width + width;
591	}	783	}
		784
592	if (height && height - R->szHint.base_height < max_height) {	785	if (newheight && newheight - szHint.base_height < max_height)
		786	{
593	R->szHint.height = height;	787	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	788	height = newheight - szHint.base_height;
595	} else {	789	}
596	MIN_IT(R->TermWin.height, max_height);	790	else
		791	{
		792	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	793	szHint.height = szHint.base_height + height;
598	}	794	}
		795
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	796	if (scrollBar.state && option (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	797	window_sb_x = szHint.width - sb_w;
601		798
602	if (recalc_x)	799	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	800	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	801
605	if (recalc_y)	802	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	803	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		804
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	805	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	806	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	}	807	}
616		808
617	/*----------------------------------------------------------------------*/	809	/*----------------------------------------------------------------------*/
618	/*	810	/*
619	* Tell the teletype handler what size the window is.	811	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	812	* Called after a window size change.
621	*/	813	*/
622	void	814	void
623	rxvt_term::tt_winch ()	815	rxvt_term::tt_winch ()
624	{	816	{
625	struct winsize ws;	817	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	818	return;
629		819
		820	struct winsize ws;
		821
630	ws.ws_col = TermWin.ncol;	822	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	823	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	824	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	825	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	826	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	827
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	828	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	829	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	830	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	831	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	832	#endif
643	}	833	}
644		834
645	/*----------------------------------------------------------------------*/	835	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	836	/* set_fonts () - load and set the various fonts
647	/*	837	*
648	* init = 1 - initialize	838	* init = 1 - initialize
649	*	839	*
650	* fontname == FONT_UP - switch to bigger font	840	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	841	* fontname == FONT_DN - switch to smaller font
652	*/	842	*/
653	/* EXTPROTO */	843	bool
654	void	844	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	845	{
657	}	846	rxvt_fontset *fs = new rxvt_fontset (this);
		847	rxvt_fontprop prop;
658		848
659	/* INTPROTO */	849	if (!fs
		850	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		851	|| !fs->realize_font (1))
		852	{
		853	delete fs;
		854	return false;
		855	}
		856
		857	#if ENABLE_STYLES
		858	for (int i = RS_styleCount; --i; )
		859	if (fontset[i] != fontset[0])
		860	delete fontset[i];
		861	#endif
		862
		863	delete fontset[0];
		864	fontset[0] = fs;
		865
		866	prop = (*fs)[1]->properties ();
		867	prop.height += lineSpace;
		868
		869	fs->set_prop (prop, false);
		870
		871	fwidth = prop.width;
		872	fheight = prop.height;
		873	fbase = prop.ascent;
		874
		875	for (int style = 1; style < 4; style++)
		876	{
		877	#if ENABLE_STYLES
		878	const char *res = rs[Rs_font + style];
		879
		880	if (res && !*res)
		881	fontset[style] = fontset[0];
		882	else
		883	{
		884	fontset[style] = fs = new rxvt_fontset (this);
		885	rxvt_fontprop prop2 = prop;
		886
		887	if (res)
		888	{
		889	fs->populate (res);
		890	fs->set_prop (prop2, false);
		891	}
		892	else
		893	{
		894	fs->populate (fontset[0]->fontdesc);
		895
		896	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		897	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		898
		899	fs->set_prop (prop2, true);
		900	}
		901
		902	}
		903	#else
		904	fontset[style] = fontset[0];
		905	#endif
		906	}
		907
		908	if (parent[0])
		909	{
		910	resize_all_windows (0, 0, 0);
		911	scr_remap_chars ();
		912	scr_touch (true);
		913	}
		914
		915	return true;
		916	}
		917
660	void	918	void
661	rxvt_font_up_down(pR_ int n, int direction)	919	rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	920	{
		921	XChangeProperty (dpy, parent[0],
		922	prop, XA_STRING, 8, PropModeReplace,
		923	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		924	}
		925
		926	void
		927	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		928	{
		929	wchar_t *ws = rxvt_mbstowcs (str, len);
		930	char *s = rxvt_wcstoutf8 (ws);
		931
		932	XChangeProperty (dpy, parent[0],
		933	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		934	(const unsigned char *)s, strlen (s));
		935
		936	free (s);
		937	free (ws);
663	}	938	}
664		939
665	/*----------------------------------------------------------------------*/	940	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	941	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	942	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	943	void
670	rxvt_set_title(pR_ const char *str)	944	rxvt_term::set_title (const char *str)
671	{	945	{
672	#ifndef SMART_WINDOW_TITLE	946	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	947	#if ENABLE_EWMH
674	#else	948	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	949	#endif
684	}	950	}
685		951
686	/* EXTPROTO */
687	void	952	void
688	rxvt_set_iconName(pR_ const char *str)	953	rxvt_term::set_icon_name (const char *str)
689	{	954	{
690	#ifndef SMART_WINDOW_TITLE	955	set_string_property (XA_WM_ICON_NAME, str);
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	956	#if ENABLE_EWMH
692	#else	957	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	958	#endif
702	}	959	}
703		960
		961	void
		962	rxvt_term::set_window_color (int idx, const char *color)
		963	{
704	#ifdef XTERM_COLOR_CHANGE	964	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;	965	rxvt_color xcol;
710	int i;	966	int i;
711		967
712	if (color == NULL || *color == '\0')	968	if (color == NULL || *color == '\0')
713	return;	969	return;
714		970
		971	color = strdup (color);
		972	allocated.push_back ((void *)color);
		973	rs[Rs_color + idx] = color;
		974
715	/* handle color aliases */	975	/* handle color aliases */
716	if (isdigit(*color)) {	976	if (isdigit (*color))
		977	{
717	i = atoi(color);	978	i = atoi (color);
		979
		980	if (i >= 8 && i <= 15)
718	if (i >= 8 && i <= 15) { /* bright colors */	981	{ /* bright colors */
719	i -= 8;	982	i -= 8;
720	# ifndef NO_BRIGHTCOLOR
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	983	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
722	SET_PIXCOLOR(R, idx);
723	goto Done;	984	goto done;
724	# endif
725	}	985	}
726	if (i >= 0 && i <= 7) { /* normal colors */	986
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];	987	if (i >= 0 && i <= 7)
728	SET_PIXCOLOR(R, idx);	988	{ /* normal colors */
		989	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
729	goto Done;	990	goto done;
730	}	991	}
731	}	992	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735		993
736	/*	994	set_color (xcol, color);
		995
		996	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,	997	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap	998	* so just keep gobbling up the colormap
739	*/	999	*/
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		1000
751	R->PixColors[idx] = xcol;	1001	pix_colors_focused[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753		1002
754	/* XSetWindowAttributes attr; */	1003	/* XSetWindowAttributes attr; */
755	/* Cursor cursor; */	1004	/* Cursor cursor; */
756	Done:	1005	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. */	1006	/*TODO: handle Color_BD, scrollbar background, etc. */
762		1007
763	rxvt_set_colorfgbg(aR);	1008	update_fade_color (idx);
764	rxvt_recolour_cursor(aR);	1009	recolour_cursor ();
765	/* the only reasonable way to enforce a clean update */	1010	scr_recolour ();
766	rxvt_scr_poweron(aR);	1011	#endif /* XTERM_COLOR_CHANGE */
767	}	1012	}
768		1013
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */
772
773	/* EXTPROTO */
774	void	1014	void
775	rxvt_recolour_cursor(pR)	1015	rxvt_term::recolour_cursor ()
776	{	1016	{
777	rxvt_color xcol[2];	1017	XColor fg, bg;
778		1018
779	#if TODO	1019	(ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	1020	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	1021	: pix_colors_focused[Color_fg]).get (fg);
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1022
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1023	(ISSET_PIXCOLOR (Color_pointer_bg)
784	#endif	1024	? pix_colors_focused[Color_pointer_bg]
		1025	: pix_colors_focused[Color_bg]).get (bg);
		1026
		1027	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
785	}	1028	}
786		1029
787	/*----------------------------------------------------------------------*/	1030	/*----------------------------------------------------------------------*/
788	/*	1031	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	1032	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	1033	*/
791	/* INTPROTO */
792	void	1034	void
793	rxvt_set_colorfgbg(pR)	1035	rxvt_term::set_colorfgbg ()
794	{	1036	{
795	unsigned int i;	1037	unsigned int i;
796	const char *xpmb = "\0";	1038	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1039	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1040
799	R->env_colorfgbg =	1041	strcpy (fstr, "default");
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1042	strcpy (bstr, "default");
801	STRCPY(fstr, "default");
802	STRCPY(bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1043	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1044	if (pix_colors[Color_fg] == pix_colors[i])
		1045	{
805	sprintf(fstr, "%d", (i - Color_Black));	1046	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1047	break;
807	}	1048	}
		1049
808	for (i = Color_Black; i <= Color_White; i++)	1050	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1051	if (pix_colors[Color_bg] == pix_colors[i])
		1052	{
810	sprintf(bstr, "%d", (i - Color_Black));	1053	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1054	#ifdef BG_IMAGE_FROM_FILE
812	xpmb = "default;";	1055	xpmb = "default;";
813	#endif	1056	#endif
814	break;	1057	break;
815	}	1058	}
		1059
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1060	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	}	1061	}
829		1062
830	/*----------------------------------------------------------------------*/	1063	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1064
836	/* EXTPROTO */	1065	bool
837	int	1066	rxvt_term::set_color (rxvt_color &color, const char *name)
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
839	{	1067	{
840	screen_in_out->set(aR_ colour);	1068	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;	1069	return true;
		1070
		1071	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1072	return false;
		1073	}
		1074
		1075	void
		1076	rxvt_term::alias_color (int dst, int src)
		1077	{
		1078	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
848	}	1079	}
849		1080
850	/* -------------------------------------------------------------------- *	1081	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1082	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1083	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1084	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1085	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1086	{
858	int fix_screen;	1087	int fix_screen;
		1088	int old_width = szHint.width;
		1089	int old_height = szHint.height;
859		1090
		1091	window_calc (newwidth, newheight);
		1092
		1093	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1094	XSetWMNormalHints (dpy, parent[0], &szHint);
		1095
		1096	if (!ignoreparent)
		1097	{
860	#ifdef SMART_RESIZE	1098	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1099	/*
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>	1100	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1101	* reposition window on resize depending on placement on screen
871	*/	1102	*/
872	int x, y, x1, y1;	1103	int x, y, x1, y1;
873	int dx, dy;	1104	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1105	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1106	Window unused_cr;
876		1107
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1108	XTranslateCoordinates (dpy, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1109	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1110	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1111	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1112	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1113	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1114	* our position for handles and decorations. Counter it
884	*/	1115	*/
885	if (x1 != x || y1 != y) {	1116	if (x1 != x || y1 != y)
		1117	{
886	x -= x1;	1118	x -= x1;
887	y -= y1;	1119	y -= y1;
888	}	1120	}
889		1121
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1122	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1123	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1124	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1125	dy = old_height - szHint.height;
894		1126
895	/* Check position of the center of the window */	1127	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1128	if (x < x1) /* left half */
897	dx = 0;	1129	dx = 0;
898	else if (x == x1) /* exact center */	1130	else if (x == x1) /* exact center */
899	dx /= 2;	1131	dx /= 2;
900	if (y < y1) /* top half */	1132	if (y < y1) /* top half */
901	dy = 0;	1133	dy = 0;
902	else if (y == y1) /* exact center */	1134	else if (y == y1) /* exact center */
903	dy /= 2;	1135	dy /= 2;
904		1136
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1137	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1138	szHint.width, szHint.height);
907	#else	1139	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1140	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1141	#endif
911	}	1142	}
912		1143
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1144	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1145
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1146	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1147	{
		1148	if (scrollBar.state)
		1149	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1150	XMoveResizeWindow (dpy, scrollBar.win,
		1151	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1152	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1153	resize_scrollbar ();
920	}	1154	}
921	if (menubar_visible(R))	1155
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1156	XMoveResizeWindow (dpy, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1157	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());	1158	width, height);
927	#ifdef RXVT_GRAPHICS	1159
928	if (R->old_height)	1160	#ifdef HAVE_BG_PIXMAP
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1161	if (bgPixmap.window_size_sensitive ())
930	R->old_height - R->szHint.base_height);	1162	update_background ();
931	#endif	1163	#endif
		1164
932	rxvt_scr_clear(aR);	1165	scr_clear ();
933	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);
935	#endif
936	}	1166	}
937		1167
938	if (fix_screen || R->old_height == 0) {	1168	if (fix_screen || old_height == 0)
939	int curr_screen = -1;	1169	scr_reset ();
940	uint16_t old_ncol = R->prev_ncol;
941		1170
942	/* scr_reset only works on the primary screen */	1171	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
943	if (R->old_height) /* this is not the first time through */	1172	//scr_touch (false);
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
945	rxvt_scr_reset(aR);
946	if (curr_screen >= 0) { /* this is not the first time through */
947	rxvt_scr_change_screen(aR_ curr_screen);
948	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
949	}
950	}
951		1173
952	R->old_width = R->szHint.width;	1174	#ifdef HAVE_BG_PIXMAP
953	R->old_height = R->szHint.height;	1175	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1176	// if (bgPixmap.pixmap)
		1177	// scr_touch (false);
		1178	#endif
954		1179
955	#ifdef USE_XIM	1180	#ifdef USE_XIM
956	rxvt_IMSetStatusPosition(aR);	1181	IMSetPosition ();
957	#endif	1182	#endif
958	}	1183	}
959		1184
960	/*	1185	/*
961	* Set the width/height of the vt window in characters. Units are pixels.	1186	* Set the width/height of the vt window in characters. Units are pixels.
962	* good for toggling 80/132 columns	1187	* good for toggling 80/132 columns
963	*/	1188	*/
964	/* EXTPROTO */
965	void	1189	void
966	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1190	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
967	{	1191	{
968	XWindowAttributes wattr;	1192	XWindowAttributes wattr;
969		1193
970	if (width == 0 || height == 0) {	1194	if (newwidth == 0 || newheight == 0)
		1195	{
971	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1196	XGetWindowAttributes (dpy, display->root, &wattr);
		1197
972	if (width == 0)	1198	if (newwidth == 0)
973	width = wattr.width - R->szHint.base_width;	1199	newwidth = wattr.width - szHint.base_width;
974	if (height == 0)	1200	if (newheight == 0)
975	height = wattr.height - R->szHint.base_height;	1201	newheight = wattr.height - szHint.base_height;
		1202	}
		1203
		1204	if (newwidth != width || newheight != height)
976	}	1205	{
977	if (width != R->TermWin.width || height != R->TermWin.height) {
978	width += R->szHint.base_width;	1206	newwidth += szHint.base_width;
979	height += R->szHint.base_height;	1207	newheight += szHint.base_height;
980	rxvt_resize_all_windows(aR_ width, height, 0);	1208	resize_all_windows (newwidth, newheight, 0);
981	}	1209	}
982	}	1210	}
983		1211
984	/* -------------------------------------------------------------------- *	1212	/* -------------------------------------------------------------------- *
985	* - X INPUT METHOD ROUTINES - *	1213	* - X INPUT METHOD ROUTINES - *
986	* -------------------------------------------------------------------- */	1214	* -------------------------------------------------------------------- */
987	#ifdef USE_XIM	1215	#ifdef USE_XIM
988	/* INTPROTO */
989	void
990	rxvt_setSize(pR_ XRectangle * size)
991	{
992	size->x = R->TermWin.int_bwidth;
993	size->y = R->TermWin.int_bwidth;
994	size->width = Width2Pixel(R->TermWin.ncol);
995	size->height = Height2Pixel(R->TermWin.nrow);
996	}
997		1216
998	/* INTPROTO */
999	void	1217	void
1000	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1001	{	1219	{
1002	*fg = R->PixColors[Color_fg];	1220	fg = pix_colors [Color_fg];
1003	*bg = R->PixColors[Color_bg];	1221	bg = pix_colors [Color_bg];
		1222	}
		1223
		1224	void
		1225	rxvt_term::im_set_size (XRectangle &size)
		1226	{
		1227	// the int_bwidth terms make no sense to me
		1228	size.x = int_bwidth;
		1229	size.y = int_bwidth;
		1230	size.width = Width2Pixel (ncol) + int_bwidth;
		1231	size.height = Height2Pixel (nrow) + int_bwidth;
		1232	}
		1233
		1234	void
		1235	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1236	XRectangle &status_rect,
		1237	const XRectangle &needed_rect)
		1238	{
		1239	preedit_rect.x = needed_rect.width;
		1240	preedit_rect.y = 0;
		1241	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1242	preedit_rect.height = fheight;
		1243
		1244	status_rect.x = 0;
		1245	status_rect.y = 0;
		1246	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1247	status_rect.height = fheight;
1004	}	1248	}
1005		1249
1006	/* Checking whether input method is running. */	1250	/* Checking whether input method is running. */
1007	/* INTPROTO */
1008	Bool	1251	bool
1009	rxvt_IMisRunning(pR)	1252	rxvt_term::IMisRunning ()
1010	{	1253	{
1011	char *p;	1254	char *p;
1012	Atom atom;	1255	Atom atom;
1013	Window win;	1256	Window win;
1014	char server[IMBUFSIZ];	1257	char server[IMBUFSIZ];
1015		1258
1016	/* get current locale modifier */	1259	/* get current locale modifier */
1017	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1261	{
1018	STRCPY(server, "@server=");	1262	strcpy (server, "@server=");
1019	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1264
1020	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1021	*p = '\0';	1266	*p = '\0';
1022		1267
1023	atom = XInternAtom(R->Xdisplay, server, False);	1268	atom = XInternAtom (dpy, server, False);
1024	win = XGetSelectionOwner(R->Xdisplay, atom);	1269	win = XGetSelectionOwner (dpy, atom);
		1270
1025	if (win != None)	1271	if (win != None)
1026	return True;	1272	return True;
1027	}	1273	}
		1274
1028	return False;	1275	return False;
1029	}	1276	}
1030		1277
1031	/* EXTPROTO */
1032	void	1278	void
1033	rxvt_IMSendSpot(pR)	1279	rxvt_term::IMSendSpot ()
1034	{	1280	{
1035	XPoint spot;	1281	XPoint nspot;
1036	XVaNestedList preedit_attr;	1282	XVaNestedList preedit_attr;
1037		1283
1038	if (R->Input_Context == NULL	1284	if (!Input_Context
1039	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1285	|| !focus
1040	|| !(R->event_type == KeyPress	1286	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1041	|| R->event_type == Expose
1042	|| R->event_type == NoExpose
1043	|| R->event_type == SelectionNotify
1044	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1045	|| !rxvt_IMisRunning(aR))
1046	return;	1287	return;
1047		1288
1048	rxvt_setPosition(aR_ & spot);	1289	im_set_position (nspot);
1049		1290
		1291	if (nspot.x == spot.x && nspot.y == spot.y)
		1292	return;
		1293
		1294	spot = nspot;
		1295
1050	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1296	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1051	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1297	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1052	XFree(preedit_attr);	1298	XFree (preedit_attr);
1053	}	1299	}
1054		1300
1055	/* EXTPROTO */
1056	void	1301	void
1057	rxvt_setTermFontSet(pR_ int idx)	1302	rxvt_term::im_destroy ()
1058	{	1303	{
1059	char *string;	1304	if (input_method)
1060	long length;	1305	{
1061	int success = 0;	1306	if (Input_Context && input_method->xim)
		1307	XDestroyIC (Input_Context);
1062		1308
1063	if (idx < 0 || idx >= MAX_NFONTS)	1309	display->put_xim (input_method);
1064	return;	1310	input_method = 0;
1065	}	1311	}
1066		1312
1067	/* INTPROTO */
1068	void
1069	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1070	XRectangle * needed_rect)
1071	{
1072	int mbh, vtx = 0;
1073
1074	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1075	vtx = scrollbar_TotalWidth();
1076	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1077	mbh -= R->TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1083	+ vtx;
1084	preedit_rect->height = Height2Pixel(1);
1085
1086	status_rect->x = vtx;
1087	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1088
1089	status_rect->width = needed_rect->width ? needed_rect->width
1090	: Width2Pixel(R->TermWin.ncol + 1);
1091	status_rect->height = Height2Pixel(1);
1092	}
1093
1094	/* ARGSUSED */
1095	/* INTPROTO */
1096	void
1097	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1098	__attribute__ ((unused)), XPointer call_data
1099	__attribute__ ((unused)))
1100	{
1101	dR;
1102
1103	R->Input_Context = NULL;	1313	Input_Context = 0;
1104	/* To avoid Segmentation Fault in C locale: Solaris only? */
1105	if (STRCMP(R->locale, "C"))
1106	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1107	rxvt_IMInstantiateCallback, NULL);
1108	}	1314	}
		1315
		1316	#ifdef ENABLE_XIM_ONTHESPOT
		1317
		1318	static void
		1319	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1320	{
		1321	((rxvt_term *)client_data)->make_current ();
		1322	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1323	}
		1324
		1325	static void
		1326	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1327	{
		1328	((rxvt_term *)client_data)->make_current ();
		1329	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1330	}
		1331
		1332	static void
		1333	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1334	{
		1335	rxvt_term *term = (rxvt_term *)client_data;
		1336	XIMText *text = call_data->text;
		1337
		1338	term->make_current ();
		1339
		1340	if (text)
		1341	{
		1342	void *str;
		1343
		1344	if (!text->encoding_is_wchar && text->string.multi_byte)
		1345	{
		1346	// of course, X makes it ugly again
		1347	if (term->rs[Rs_imLocale])
		1348	SET_LOCALE (term->rs[Rs_imLocale]);
		1349
		1350	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1351	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1352
		1353	if (term->rs[Rs_imLocale])
		1354	SET_LOCALE (term->locale);
		1355	}
		1356	else
		1357	str = (void *)text->string.wide_char;
		1358
		1359	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1360	DT_INT, call_data->caret,
		1361	DT_INT, call_data->chg_first,
		1362	DT_INT, call_data->chg_length,
		1363	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1364	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1365	DT_END));
		1366	}
		1367	else
		1368	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1369	DT_INT, call_data->caret,
		1370	DT_INT, call_data->chg_first,
		1371	DT_INT, call_data->chg_length,
		1372	DT_END));
		1373	}
		1374
		1375	#if 0
		1376	static void
		1377	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1378	{
		1379	((rxvt_term *)client_data)->make_current ();
		1380	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1381	DT_INT, call_data->position,
		1382	DT_INT, call_data->direction,
		1383	DT_INT, call_data->style,
		1384	DT_END));
		1385	}
		1386	#endif
		1387
		1388	#endif
1109		1389
1110	/*	1390	/*
1111	* X manual pages and include files don't match on some systems:	1391	* Try to open a XIM with the current modifiers, then see if we can
1112	* some think this is an XIDProc and others an XIMProc so we can't	1392	* open a suitable preedit type
1113	* use the first argument - need to update this to be nice for
1114	* both types via some sort of configure detection
1115	*/	1393	*/
1116	/* ARGSUSED */	1394	bool
1117	/* EXTPROTO */	1395	rxvt_term::IM_get_IC (const char *modifiers)
1118	void
1119	rxvt_IMInstantiateCallback(Display * unused
1120	__attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{	1396	{
1124	dR;	1397	int i, j, found;
1125	int i, found, had_im;	1398	XIM xim;
		1399	XPoint spot;
		1400	XRectangle rect, status_rect, needed_rect;
		1401	unsigned long fg, bg;
		1402	const char *p;
		1403	char **s;
		1404	XIMStyles *xim_styles;
		1405	#ifdef ENABLE_XIM_ONTHESPOT
		1406	XIMCallback xcb[4];
		1407	#endif
		1408
		1409	set_environ (envv);
		1410
		1411	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1412	return false;
		1413
		1414	input_method = display->get_xim (locale, modifiers);
		1415	if (input_method == NULL)
		1416	return false;
		1417
		1418	xim = input_method->xim;
		1419	spot.x = spot.y = -1;
		1420
		1421	xim_styles = NULL;
		1422	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1423	|| !xim_styles || !xim_styles->count_styles)
		1424	{
		1425	im_destroy ();
		1426	return false;
		1427	}
		1428
		1429	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1430
		1431	for (int pi = 0; pi < 2; pi++)
		1432	{
		1433	p = pet[pi];
		1434
		1435	if (!p)
		1436	continue;
		1437
		1438	s = rxvt_splitcommastring (p);
		1439
		1440	for (i = found = 0; !found && s[i]; i++)
		1441	{
		1442	if (!strcmp (s[i], "OverTheSpot"))
		1443	input_style = XIMPreeditPosition | XIMStatusNothing;
		1444	else if (!strcmp (s[i], "OffTheSpot"))
		1445	input_style = XIMPreeditArea | XIMStatusArea;
		1446	else if (!strcmp (s[i], "Root"))
		1447	input_style = XIMPreeditNothing | XIMStatusNothing;
		1448	else if (!strcmp (s[i], "None"))
		1449	input_style = XIMPreeditNone | XIMStatusNone;
		1450	#ifdef ENABLE_XIM_ONTHESPOT
		1451	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1452	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1453	#endif
		1454	else
		1455	input_style = XIMPreeditNothing | XIMStatusNothing;
		1456
		1457	for (j = 0; j < xim_styles->count_styles; j++)
		1458	if (input_style == xim_styles->supported_styles[j])
		1459	{
		1460	rxvt_freecommastring (s);
		1461
		1462	found = 1;
		1463	goto foundpet;
		1464	}
		1465
		1466	}
		1467
		1468	rxvt_freecommastring (s);
		1469	}
		1470
		1471	foundpet:
		1472
		1473	XFree (xim_styles);
		1474
		1475	if (!found)
		1476	{
		1477	im_destroy ();
		1478	return false;
		1479	}
		1480
		1481	XFontSet fs = 0;
		1482	XVaNestedList preedit_attr = 0, status_attr = 0;
		1483
		1484	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1485	{
		1486	// fake us a font-set, please
		1487	char **missing_charset_list;
		1488	int missing_charset_count;
		1489	char *def_string;
		1490	char pat[512];
		1491
		1492	sprintf (pat,
		1493	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1494	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"*",
		1499	fheight,
		1500	fheight + 1, fheight - 1,
		1501	fheight - 2, fheight + 2);
		1502
		1503	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1504	&missing_charset_list, &missing_charset_count, &def_string);
		1505
		1506	if (missing_charset_list)
		1507	XFreeStringList (missing_charset_list);
		1508
		1509	if (!fs)
		1510	{
		1511	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1512	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1513	}
		1514	}
		1515
		1516	if (input_style & XIMPreeditPosition)
		1517	{
		1518	im_set_size (rect);
		1519	im_set_position (spot);
		1520	im_set_color (fg, bg);
		1521
		1522	preedit_attr = XVaCreateNestedList (0,
		1523	XNForeground, fg,
		1524	XNBackground, bg,
		1525	XNArea, &rect,
		1526	XNSpotLocation, &spot,
		1527	XNFontSet, fs,
		1528	NULL);
		1529	}
		1530	else if (input_style & XIMPreeditArea)
		1531	{
		1532	im_set_color (fg, bg);
		1533
		1534	/*
		1535	* The necessary width of preedit area is unknown
		1536	* until create input context.
		1537	*/
		1538	needed_rect.width = 0;
		1539	im_set_preedit_area (rect, status_rect, needed_rect);
		1540
		1541	preedit_attr = XVaCreateNestedList (0,
		1542	XNForeground, fg,
		1543	XNBackground, bg,
		1544	XNArea, &rect,
		1545	XNFontSet, fs,
		1546	NULL);
		1547	status_attr = XVaCreateNestedList (0,
		1548	XNForeground, fg,
		1549	XNBackground, bg,
		1550	XNArea, &status_rect,
		1551	XNFontSet, fs,
		1552	NULL);
		1553	}
		1554	#if ENABLE_XIM_ONTHESPOT
		1555	else if (input_style & XIMPreeditCallbacks)
		1556	{
		1557	im_set_position (spot);
		1558
		1559	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1560	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1561	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1562	# if 0
		1563	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1564	# endif
		1565
		1566	preedit_attr = XVaCreateNestedList (0,
		1567	XNSpotLocation, &spot,
		1568	XNPreeditStartCallback, &xcb[0],
		1569	XNPreeditDoneCallback , &xcb[1],
		1570	XNPreeditDrawCallback , &xcb[2],
		1571	# if 0
		1572	XNPreeditCaretCallback, &xcb[3],
		1573	# endif
		1574	NULL);
		1575	}
		1576	#endif
		1577
		1578	Input_Context = XCreateIC (xim,
		1579	XNInputStyle, input_style,
		1580	XNClientWindow, vt,
		1581	XNFocusWindow, parent[0],
		1582	preedit_attr ? XNPreeditAttributes : NULL,
		1583	preedit_attr,
		1584	status_attr ? XNStatusAttributes : NULL,
		1585	status_attr, NULL);
		1586
		1587	if (preedit_attr) XFree (preedit_attr);
		1588	if (status_attr) XFree (status_attr);
		1589	if (fs) XFreeFontSet (dpy, fs);
		1590
		1591	if (Input_Context == NULL)
		1592	{
		1593	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1594	im_destroy ();
		1595	return false;
		1596	}
		1597
		1598	#if 0
		1599	// unfortunately, only the focus window is used by XIM, hard to fix
		1600	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1601	vt_select_input ();
		1602	#endif
		1603
		1604	IMSetPosition ();
		1605
		1606	return true;
		1607	}
		1608
		1609	void
		1610	rxvt_term::im_cb ()
		1611	{
		1612	int i;
1126	const char *p;	1613	const char *p;
1127	char **s;	1614	char **s;
1128	char buf[IMBUFSIZ];	1615	char buf[IMBUFSIZ];
1129		1616
1130	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1617	make_current ();
		1618
		1619	im_destroy ();
		1620
1131	if (R->Input_Context)	1621	if (Input_Context)
1132	return;	1622	return;
1133		1623
		1624	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1625	if (rs[Rs_imLocale])
		1626	SET_LOCALE (rs[Rs_imLocale]);
		1627	#endif
		1628
1134	p = R->rs[Rs_inputMethod];	1629	p = rs[Rs_inputMethod];
1135	if (p && *p)	1630	if (p && *p)
1136	{	1631	{
1137	bool found = false;	1632	bool found = false;
1138		1633
1139	s = rxvt_splitcommastring (p);	1634	s = rxvt_splitcommastring (p);
		1635
1140	for (i = 0; s[i]; i++)	1636	for (i = 0; s[i]; i++)
1141	{	1637	{
1142	if (*s[i])	1638	if (*s[i])
1143	{	1639	{
1144	STRCPY (buf, "@im=");	1640	strcpy (buf, "@im=");
1145	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1641	strncat (buf, s[i], IMBUFSIZ - 5);
1146	if ((p = XSetLocaleModifiers (buf)) && *p	1642	if (IM_get_IC (buf))
1147	&& rxvt_IM_get_IC (aR))
1148	{	1643	{
1149	found = true;	1644	found = true;
1150	break;	1645	break;
1151	}	1646	}
1152	}	1647	}
1153	}	1648	}
1154	for (i = 0; s[i]; i++)	1649
1155	free(s[i]);	1650	rxvt_freecommastring (s);
1156	free(s);
1157		1651
1158	if (found)	1652	if (found)
1159	return;	1653	goto done;
1160	}	1654	}
1161		1655
1162	/* try with XMODIFIERS env. var. */	1656	/* try with XMODIFIERS env. var. */
1163	if ((p = XSetLocaleModifiers ("")) && *p	1657	if (IM_get_IC (""))
1164	&& rxvt_IM_get_IC (aR))	1658	goto done;
		1659
		1660	/* try with no modifiers base IF the user didn't specify an IM */
		1661	if (IM_get_IC ("@im=none"))
		1662	goto done;
		1663
		1664	done:
		1665	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1666	if (rs[Rs_imLocale])
		1667	SET_LOCALE (locale);
		1668	#endif
		1669	}
		1670
		1671	void
		1672	rxvt_term::IMSetPosition ()
		1673	{
		1674	XRectangle preedit_rect, status_rect, *needed_rect;
		1675	XVaNestedList preedit_attr, status_attr;
		1676
		1677	if (!Input_Context
		1678	|| !focus
		1679	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1680	|| !IMisRunning ())
1165	return;	1681	return;
1166		1682
1167	/* try with no modifiers base IF the user didn't specify an IM */
1168	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1169	&& rxvt_IM_get_IC (aR) == True)
1170	return;
1171	}
1172
1173	/*
1174	* Try to open a XIM with the current modifiers, then see if we can
1175	* open a suitable preedit type
1176	*/
1177	/* INTPROTO */
1178	Bool
1179	rxvt_IM_get_IC(pR)
1180	{
1181	int i, j, found;
1182	XIM xim;
1183	XPoint spot;
1184	XRectangle rect, status_rect, needed_rect;
1185	unsigned long fg, bg;
1186	const char *p;
1187	char **s;
1188	XIMStyles *xim_styles;
1189	XVaNestedList preedit_attr, status_attr;
1190	XIMCallback ximcallback;
1191
1192	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1194	if (xim == NULL)
1195	return False;
1196
1197	xim_styles = NULL;
1198	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles) {
1200	XCloseIM(xim);
1201	return False;
1202	}
1203
1204	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1205	: "OverTheSpot,OffTheSpot,Root";
1206	s = rxvt_splitcommastring(p);
1207	for (i = found = 0; !found && s[i]; i++) {
1208	if (!STRCMP(s[i], "OverTheSpot"))
1209	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1210	else if (!STRCMP(s[i], "OffTheSpot"))
1211	R->input_style = (XIMPreeditArea | XIMStatusArea);
1212	else if (!STRCMP(s[i], "Root"))
1213	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1214
1215	for (j = 0; j < xim_styles->count_styles; j++)
1216	if (R->input_style == xim_styles->supported_styles[j]) {
1217	found = 1;
1218	break;
1219	}
1220	}
1221	for (i = 0; s[i]; i++)
1222	free(s[i]);
1223	free(s);
1224	XFree(xim_styles);
1225
1226	if (!found) {
1227	XCloseIM(xim);
1228	return False;
1229	}
1230
1231	ximcallback.callback = rxvt_IMDestroyCallback;
1232
1233	/* XXX: not sure why we need this (as well as IC one below) */
1234	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1235
1236	preedit_attr = status_attr = NULL;
1237
1238	if (R->input_style & XIMPreeditPosition) {	1683	if (input_style & XIMPreeditPosition)
1239	rxvt_setSize(aR_ & rect);	1684	{
1240	rxvt_setPosition(aR_ & spot);	1685	im_set_size (preedit_rect);
1241	rxvt_setColor(aR_ & fg, &bg);
1242
1243	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1686	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1244	XNSpotLocation, &spot,
1245	XNForeground, fg, XNBackground, bg,
1246	//XNFontSet, R->TermWin.fontset,
1247	NULL);
1248	} else if (R->input_style & XIMPreeditArea) {
1249	rxvt_setColor(aR_ & fg, &bg);
1250		1687
1251	/*	1688	XSetICValues (Input_Context,
1252	* The necessary width of preedit area is unknown	1689	XNPreeditAttributes, preedit_attr, NULL);
1253	* until create input context.	1690	}
1254	*/	1691	else
1255	needed_rect.width = 0;
1256
1257	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNForeground, fg, XNBackground, bg,
1261	//XNFontSet, R->TermWin.fontset,
1262	NULL);
1263	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1264	XNForeground, fg, XNBackground, bg,
1265	//XNFontSet, R->TermWin.fontset,
1266	NULL);
1267	}	1692	{
1268	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1269	XNClientWindow, R->TermWin.parent[0],
1270	XNFocusWindow, R->TermWin.parent[0],
1271	XNDestroyCallback, &ximcallback,
1272	preedit_attr ? XNPreeditAttributes : NULL,
1273	preedit_attr,
1274	status_attr ? XNStatusAttributes : NULL,
1275	status_attr, NULL);
1276	if (preedit_attr)
1277	XFree(preedit_attr);
1278	if (status_attr)
1279	XFree(status_attr);
1280	if (R->Input_Context == NULL) {
1281	rxvt_print_error("failed to create input context");
1282	XCloseIM(xim);
1283	return False;
1284	}
1285	if (R->input_style & XIMPreeditArea)
1286	rxvt_IMSetStatusPosition(aR);
1287	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1288	return True;
1289	}
1290
1291	/* EXTPROTO */
1292	void
1293	rxvt_IMSetStatusPosition(pR)
1294	{
1295	XRectangle preedit_rect, status_rect, *needed_rect;
1296	XVaNestedList preedit_attr, status_attr;
1297
1298	if (R->Input_Context == NULL
1299	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1300	|| !rxvt_IMisRunning(aR))
1301	return;
1302
1303	/* Getting the necessary width of preedit area */	1693	/* Getting the necessary width of preedit area */
1304	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1694	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1305	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1695	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1306	XFree(status_attr);	1696	XFree (status_attr);
1307		1697
1308	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1698	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1699	XFree (needed_rect);
1309		1700
1310	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1701	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1311	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1702	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1312		1703
1313	XSetICValues(R->Input_Context,	1704	XSetICValues (Input_Context,
1314	XNPreeditAttributes, preedit_attr,	1705	XNPreeditAttributes, preedit_attr,
1315	XNStatusAttributes, status_attr, NULL);	1706	XNStatusAttributes, status_attr,
		1707	NULL);
1316		1708
		1709	XFree (status_attr);
		1710	}
		1711
1317	XFree(preedit_attr);	1712	XFree (preedit_attr);
1318	XFree(status_attr);
1319	}	1713	}
1320	#endif /* USE_XIM */	1714	#endif /* USE_XIM */
1321		1715
1322	/*----------------------------------------------------------------------*/	1716	void
1323	rxvt_t rxvt_current_term;	1717	rxvt_term::get_window_origin (int &x, int &y)
		1718	{
		1719	Window cr;
		1720	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1721	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1722	}
		1723
		1724	Pixmap
		1725	rxvt_term::get_pixmap_property (int prop_id)
		1726	{
		1727	if (prop_id > 0 && prop_id < NUM_XA)
		1728	if (xa[prop_id])
		1729	{
		1730	int aformat;
		1731	unsigned long nitems, bytes_after;
		1732	Atom atype;
		1733	unsigned char *prop = NULL;
		1734	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1735	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1736	&nitems, &bytes_after, &prop);
		1737	if (result == Success && prop && atype == XA_PIXMAP)
		1738	{
		1739	return *(Pixmap *)prop;
		1740	}
		1741	}
		1742	return None;
		1743	}
		1744
		1745	#ifdef HAVE_BG_PIXMAP
		1746	# if TRACE_PIXMAPS
		1747	# undef update_background
		1748	int rxvt_term::trace_update_background (const char* file, int line)
		1749	{
		1750	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1751	update_background ();
		1752	}
		1753	# endif
		1754	int
		1755	rxvt_term::update_background ()
		1756	{
		1757	bgPixmap.invalidate ();
		1758
		1759	/* no chance of real time refresh if we are blurring! */
		1760	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1761	bgPixmap.render ();
		1762	else
		1763	{
		1764	update_background_ev.stop ();
		1765
		1766	if (!bgPixmap.need_client_side_rendering())
		1767	update_background_ev.start (.05);
		1768	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1769	update_background_ev.start (.20); /* very slow !!! */
		1770	else
		1771	update_background_ev.start (.07);
		1772	}
		1773
		1774	return 0;
		1775	}
		1776
		1777	void
		1778	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1779	{
		1780	bgPixmap.render ();
		1781	}
		1782
		1783	#endif /* HAVE_BG_PIXMAP */
1324		1784
1325	/*----------------------- end-of-file (C source) -----------------------*/	1785	/*----------------------- end-of-file (C source) -----------------------*/

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