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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.20 by pcg, Fri Jan 16 16:34:56 2004 UTC vs.
Revision 1.261 by root, Mon Nov 19 15:33:34 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.20 2004/01/16 16:34:56 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	#include <cstring>	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
48		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
49	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
50		62
51	void	63	bool
52	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
53	{	65	{
54	if (locale && STRNCMP (locale, curlocale, 128))	66	int size = strlen (locale) + 1;
55	{	67
56	STRNCPY (curlocale, locale, 128);	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);
57	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
58	}	76	return true;
59	}	77	}
60		78
61	void *	79	void
62	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
63	{	81	{
64	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
65		85
66	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
67	return p;	151	return len;
68	}
69		152
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	153	}
		154	#endif
75		155
76	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_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
78	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
		168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		169	#endif
		170	#ifdef TEXT_BLINK
79	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),
80	#endif	181	#endif
81	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
83	#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),
84	x_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
85	check_ev (this, &rxvt_term::check_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),
		196	destroy_ev (this, &rxvt_term::destroy_cb),
		197	pty_ev (this, &rxvt_term::pty_cb),
86	incr_ev (this, &rxvt_term::incr_cb),	198	incr_ev (this, &rxvt_term::incr_cb)
87	pty_ev (this, &rxvt_term::pty_cb)
88	{	199	{
89	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;
90	}	219	}
91		220
92	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
93	{	222	{
		223	termlist.erase (find (termlist.begin (), termlist.end(), this));
		224
		225	emergency_cleanup ();
		226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
		231	#endif
		232	delete fontset[0];
		233
		234	if (display)
		235	{
		236	selection_clear ();
		237
		238	#ifdef USE_XIM
		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 ();
		282	}
		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
		288
		289	bgPixmap.destroy ();
		290	displays.put (display);
		291
94	scr_release ();	292	scr_release ();
95		293
		294	/* clear all resources */
		295	for (int i = 0; i < allocated.size (); i++)
		296	free (allocated [i]);
		297
		298	free (selection.text);
		299	// TODO: manage env vars in child only(!)
		300	free (env_display);
		301	free (env_term);
96	free (locale);	302	free (locale);
97	free (codeset);	303	free (v_buffer);
		304	free (incr_buf);
98		305
99	#ifndef NO_SETOWNER_TTYDEV	306	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	307	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		308
113	if (cmd_fd >= 0)	309	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	310	delete keyboard;
		311	#endif
		312	}
115		313
116	if (Xfd >= 0)	314	// child has exited, usually destroys
117	XCloseDisplay (Xdisplay);	315	void
		316	rxvt_term::child_cb (ev::child &w, int status)
		317	{
		318	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118		319
119	delete PixColors;	320	cmd_pid = 0;
		321
		322	if (!option (Opt_hold))
		323	destroy ();
120	}	324	}
121		325
122	void	326	void
123	rxvt_term::destroy ()	327	rxvt_term::destroy ()
124	{	328	{
		329	if (destroy_ev.active)
		330	return;
		331
		332	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		333
		334	#if ENABLE_OVERLAY
		335	scr_overlay_off ();
		336	#endif
		337
		338	if (display)
		339	{
		340	#if USE_XIM
		341	im_ev.stop (display);
		342	#endif
		343	#if HAVE_SCROLLBARS
		344	scrollbar_ev.stop (display);
		345	#endif
		346	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		347	rootwin_ev.stop (display);
		348	#endif
		349	incr_ev.stop ();
		350	termwin_ev.stop (display);
		351	vt_ev.stop (display);
		352	}
		353
125	check_ev.stop ();	354	prepare_ev.stop ();
126	pty_ev.stop ();	355	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	356	#ifdef CURSOR_BLINK
		357	cursor_blink_ev.stop ();
		358	#endif
		359	#ifdef TEXT_BLINK
129	blink_ev.stop ();	360	text_blink_ev.stop ();
		361	#endif
		362	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		363	cont_scroll_ev.stop ();
		364	#endif
		365	#ifdef SELECTION_SCROLLING
		366	sel_scroll_ev.stop ();
130	#endif	367	#endif
131	#ifdef POINTER_BLANK	368	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	369	pointer_ev.stop ();
133	#endif	370	#endif
134		371
135	destroy_ev.start (0);	372	destroy_ev.start ();
136	}	373	}
137		374
138	void	375	void
139	rxvt_term::destroy_cb (time_watcher &w)	376	rxvt_term::destroy_cb (ev::idle &w, int revents)
140	{	377	{
141	SET_R (this);	378	make_current ();
142		379
143	delete this;	380	delete this;
144	}
145
146	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	init_secondary ();
208
209	const char **cmd_argv = init_resources (argc, argv);
210
211	set_locale ("");
212
213	#if (MENUBAR_MAX)
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	create_windows (argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	resize_scrollbar (); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}
266
267	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */
270	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/
273	/* ARGSUSED */
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{
278	int pid, save_errno = errno;
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280	;
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();
321	}
322
323	return 0;
324	}	381	}
325		382
326	/*----------------------------------------------------------------------*/	383	/*----------------------------------------------------------------------*/
327	/*	384	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	385	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* TODO: if debugging, this should free up any known resources if we can	386	* TODO: if debugging, this should free up any known resources if we can
330	*/	387	*/
331	/* EXTPROTO */	388	static XErrorHandler old_xerror_handler;
		389
		390	static void
		391	rxvt_emergency_cleanup ()
		392	{
		393	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		394	(*t)->emergency_cleanup ();
		395	}
		396
		397	#if !ENABLE_MINIMAL
		398	static void
		399	print_x_error (Display *dpy, XErrorEvent *event)
		400	{
		401	char buffer[BUFSIZ];
		402	char mesg[BUFSIZ];
		403	char number[32];
		404	char *mtype = "XlibMessage";
		405	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		406	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		407	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		408	rxvt_warn ("%s: %s\n", mesg, buffer);
		409	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		411	sprintf(number, "%d", event->request_code);
		412	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		413	rxvt_warn ("(which is %s)\n", buffer);
		414	if (event->request_code >= 128) {
		415	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		416	mesg, BUFSIZ);
		417	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		418	}
		419	if ((event->error_code == BadWindow) ||
		420	(event->error_code == BadPixmap) ||
		421	(event->error_code == BadCursor) ||
		422	(event->error_code == BadFont) ||
		423	(event->error_code == BadDrawable) ||
		424	(event->error_code == BadColor) ||
		425	(event->error_code == BadGC) ||
		426	(event->error_code == BadIDChoice) ||
		427	(event->error_code == BadValue) ||
		428	(event->error_code == BadAtom)) {
		429	if (event->error_code == BadValue)
		430	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		431	mesg, BUFSIZ);
		432	else if (event->error_code == BadAtom)
		433	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		434	mesg, BUFSIZ);
		435	else
		436	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		437	mesg, BUFSIZ);
		438	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		439	}
		440	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		441	mesg, BUFSIZ);
		442	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		443	}
		444	#endif
		445
		446	int
		447	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		448	{
		449	if (GET_R->allowedxerror == -1)
		450	GET_R->allowedxerror = event->error_code;
		451	else
		452	{
		453	// GET_R is most likely not the terminal which caused the error,
		454	// so just output the error and continue
		455	#if ENABLE_MINIMAL
		456	old_xerror_handler (display, event);
		457	#else
		458	print_x_error (display, event);
		459	#endif
		460	}
		461
		462	return 0;
		463	}
		464
		465	int
		466	rxvt_xioerror_handler (Display *display)
		467	{
		468	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		469	DisplayString (display));
		470	rxvt_emergency_cleanup ();
		471	_exit (EXIT_FAILURE);
		472	}
		473
		474	/*----------------------------------------------------------------------*/
		475	bool
		476	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		477	{
		478	this->envv = envv;
		479
		480	SET_R (this);
		481	set_locale ("");
		482	set_environ (envv); // few things in X do not call setlocale :(
		483
		484	if (!init_vars ())
		485	return false;
		486
		487	init_secondary ();
		488
		489	const char **cmd_argv = init_resources (argc, argv);
		490
		491	#ifdef KEYSYM_RESOURCE
		492	keyboard->register_done ();
		493	#endif
		494
		495	#ifdef HAVE_SCROLLBARS
		496	if (option (Opt_scrollBar))
		497	scrollBar.setIdle (); /* set existence for size calculations */
		498	#endif
		499
		500	pty = ptytty::create ();
		501
		502	create_windows (argc, argv);
		503
		504	init_xlocale ();
		505
		506	scr_reset (); // initialize screen
		507
		508	#if 0
		509	XSynchronize (dpy, True);
		510	#endif
		511
		512	#ifdef HAVE_SCROLLBARS
		513	if (option (Opt_scrollBar))
		514	resize_scrollbar (); /* create and map scrollbar */
		515	#endif
		516	#ifdef HAVE_BG_PIXMAP
		517	{
		518	bgPixmap.set_target (this);
		519
		520	#ifdef ENABLE_TRANSPARENCY
		521	if (option (Opt_transparent))
		522	{
		523	bgPixmap.set_transparent ();
		524	#ifdef HAVE_AFTERIMAGE
		525	if (rs [Rs_blurradius])
		526	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		527	#endif
		528	if (ISSET_PIXCOLOR (Color_tint))
		529	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		530	if (rs [Rs_shade])
		531	bgPixmap.set_shade (rs [Rs_shade]);
		532
		533	bgPixmap.set_root_pixmap ();
		534	XSelectInput (dpy, display->root, PropertyChangeMask);
		535	rootwin_ev.start (display, display->root);
		536	}
		537	#endif
		538
		539	#ifdef BG_IMAGE_FROM_FILE
		540	if (rs[Rs_backgroundPixmap] != NULL)
		541	{
		542	const char *p = rs[Rs_backgroundPixmap];
		543
		544	if ((p = strchr (p, ';')) != NULL)
		545	{
		546	p++;
		547	bgPixmap.set_geometry (p);
		548	}
		549	else
		550	bgPixmap.set_defaultGeometry ();
		551
		552	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		553	if (!bgPixmap.window_position_sensitive ())
		554	update_background ();
		555	}
		556	#endif
		557	}
		558	#endif
		559
		560	#if ENABLE_PERL
		561	rootwin_ev.start (display, display->root);
		562	#endif
		563
		564	set_colorfgbg ();
		565
		566	init_command (cmd_argv);
		567
		568	free (cmd_argv);
		569
		570	if (pty->pty >= 0)
		571	pty_ev.start (pty->pty, ev::READ);
		572
		573	prepare_ev.start ();
		574
		575	HOOK_INVOKE ((this, HOOK_START, DT_END));
		576
		577	#if ENABLE_XEMBED
		578	if (rs[Rs_embed])
		579	{
		580	long info[2] = { 0, XEMBED_MAPPED };
		581
		582	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		583	32, PropModeReplace, (unsigned char *)&info, 2);
		584	}
		585	#endif
		586
		587	XMapWindow (dpy, vt);
		588	XMapWindow (dpy, parent[0]);
		589
		590	return true;
		591	}
		592
		593	static struct sig_handlers
		594	{
		595	ev::sig sw_term, sw_int;
		596
		597	/*
		598	* Catch a fatal signal and tidy up before quitting
		599	*/
332	void	600	void
333	rxvt_clean_exit ()	601	sig_term (ev::sig &w, int revents)
334	{	602	{
335	dR;	603	rxvt_emergency_cleanup ();
		604	w.stop ();
		605	kill (getpid (), w.signum);
		606	}
336		607
337	R->destroy ();	608	sig_handlers ()
		609	: sw_term (this, &sig_handlers::sig_term),
		610	sw_int (this, &sig_handlers::sig_term)
		611	{
		612	}
		613	} sig_handlers;
		614
		615	char **rxvt_environ; // startup environment
		616
		617	void
		618	rxvt_init ()
		619	{
		620	ptytty::init ();
		621
		622	if (!ev::ev_default_loop (0))
		623	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		624
		625	rxvt_environ = environ;
		626
		627	signal (SIGHUP, SIG_IGN);
		628	signal (SIGPIPE, SIG_IGN);
		629
		630	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		631	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		632
		633	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		634	/* signal (SIGURG, SIG_DFL); */
		635
		636	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		637	// TODO: handle this with exceptions and tolerate the memory loss
		638	XSetIOErrorHandler (rxvt_xioerror_handler);
		639
		640	XrmInitialize ();
338	}	641	}
339		642
340	/* ------------------------------------------------------------------------- *	643	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	644	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	645	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */	646	void *
344	void *
345	rxvt_malloc(size_t size)	647	rxvt_malloc (size_t size)
346	{	648	{
347	void *p;
348
349	p = malloc(size);	649	void *p = malloc (size);
		650
350	if (p)	651	if (!p)
		652	rxvt_fatal ("memory allocation failure. aborting.\n");
		653
351	return p;	654	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}	655	}
358		656
359	/* EXTPROTO */	657	void *
360	void *
361	rxvt_calloc(size_t number, size_t size)	658	rxvt_calloc (size_t number, size_t size)
362	{	659	{
363	void *p;
364
365	p = calloc(number, size);	660	void *p = calloc (number, size);
		661
366	if (p)	662	if (!p)
		663	rxvt_fatal ("memory allocation failure. aborting.\n");
		664
367	return p;	665	return p;
368
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}	666	}
374		667
375	/* EXTPROTO */	668	void *
376	void *
377	rxvt_realloc(void *ptr, size_t size)	669	rxvt_realloc (void *ptr, size_t size)
378	{	670	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);	671	void *p = realloc (ptr, size);
383	else	672
384	p = malloc(size);
385	if (p)	673	if (!p)
		674	rxvt_fatal ("memory allocation failure. aborting.\n");
		675
386	return p;	676	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}	677	}
393
394	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void
400	rxvt_privileges(pR_ int mode)
401	{
402	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */
405	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID
408	# endif
409	# ifdef HAVE_SETEUID
410	switch (mode) {
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	R->euid = geteuid();
421	R->egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(R->euid);
425	setegid(R->egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif
440	#endif
441	}
442
443	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void
446	rxvt_privileged_utmp(pR_ char action)
447	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')
453	return;
454
455	rxvt_privileges(aR_ RESTORE);
456	if (action == SAVE) {
457	R->next_utmp_action = RESTORE;
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459	} else { /* action == RESTORE */
460	R->next_utmp_action = IGNORE;
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}
519	#endif
520		678
521	/*----------------------------------------------------------------------*/	679	/*----------------------------------------------------------------------*/
522	/*	680	/*
523	* window size/position calculcations for XSizeHint and other storage.	681	* window size/position calculations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	682	* if width/height are non-zero then override calculated width/height
525	*/	683	*/
526	void	684	void
527	rxvt_term::window_calc (unsigned int width, unsigned int height)	685	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528	{	686	{
529	short recalc_x, recalc_y;	687	short recalc_x, recalc_y;
530	int x, y, sb_w, mb_h, flags;	688	int x, y, sb_w, flags;
531	unsigned int w, h;	689	unsigned int w, h;
532	unsigned int max_width, max_height;	690	unsigned int max_width, max_height;
533		691
534	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535	TermWin.ncol, TermWin.nrow, szHint.width,
536	szHint.height));
537	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	692	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538	szHint.win_gravity = NorthWestGravity;	693	szHint.win_gravity = NorthWestGravity;
539	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	694	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540		695
541	recalc_x = recalc_y = 0;	696	recalc_x = recalc_y = 0;
542	flags = 0;	697	flags = 0;
		698
543	if (!parsed_geometry) {	699	if (!parsed_geometry)
		700	{
544	parsed_geometry = 1;	701	parsed_geometry = 1;
		702
545	if (rs[Rs_geometry])	703	if (rs[Rs_geometry])
546	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	704	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		705
547	if (flags & WidthValue) {	706	if (flags & WidthValue)
548	TermWin.ncol = BOUND_POSITIVE_INT16(w);	707	{
		708	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
549	szHint.flags |= USSize;	709	szHint.flags |= USSize;
550	}	710	}
		711
551	if (flags & HeightValue) {	712	if (flags & HeightValue)
552	TermWin.nrow = BOUND_POSITIVE_INT16(h);	713	{
		714	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
553	szHint.flags |= USSize;	715	szHint.flags |= USSize;
554	}	716	}
		717
555	if (flags & XValue) {	718	if (flags & XValue)
		719	{
556	szHint.x = x;	720	szHint.x = x;
557	szHint.flags |= USPosition;	721	szHint.flags |= USPosition;
		722
558	if (flags & XNegative) {	723	if (flags & XNegative)
		724	{
559	recalc_x = 1;	725	recalc_x = 1;
560	szHint.win_gravity = NorthEastGravity;	726	szHint.win_gravity = NorthEastGravity;
561	}	727	}
562	}	728	}
		729
563	if (flags & YValue) {	730	if (flags & YValue)
		731	{
564	szHint.y = y;	732	szHint.y = y;
565	szHint.flags |= USPosition;	733	szHint.flags |= USPosition;
		734
566	if (flags & YNegative) {	735	if (flags & YNegative)
		736	{
567	recalc_y = 1;	737	recalc_y = 1;
		738
568	if (szHint.win_gravity == NorthEastGravity)	739	if (szHint.win_gravity == NorthEastGravity)
569	szHint.win_gravity = SouthEastGravity;	740	szHint.win_gravity = SouthEastGravity;
570	else	741	else
571	szHint.win_gravity = SouthWestGravity;	742	szHint.win_gravity = SouthWestGravity;
572	}	743	}
573	}	744	}
574	}	745	}
		746
575	/* TODO: BOUNDS */	747	/* TODO: BOUNDS */
576	TermWin.width = TermWin.ncol * TermWin.fwidth;	748	width = ncol * fwidth;
577	TermWin.height = TermWin.nrow * TermWin.fheight;	749	height = nrow * fheight;
578	max_width = MAX_COLS * TermWin.fwidth;	750	max_width = MAX_COLS * fwidth;
579	max_height = MAX_ROWS * TermWin.fheight;	751	max_height = MAX_ROWS * fheight;
580		752
581	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	753	szHint.base_width = szHint.base_height = 2 * int_bwidth;
582		754
583	sb_w = mb_h = 0;	755	sb_w = 0;
584	window_vt_x = window_vt_y = 0;	756	window_vt_x = window_vt_y = int_bwidth;
585	if (scrollbar_visible (this)) {	757
		758	if (scrollBar.state)
		759	{
586	sb_w = scrollbar_TotalWidth();	760	sb_w = scrollbar_TotalWidth ();
587	szHint.base_width += sb_w;	761	szHint.base_width += sb_w;
		762
588	if (!(Options & Opt_scrollBar_right))	763	if (!option (Opt_scrollBar_right))
589	window_vt_x = sb_w;	764	window_vt_x += sb_w;
590	}	765	}
591	if (menubar_visible (this)) {	766
592	mb_h = menuBar_TotalHeight();
593	szHint.base_height += mb_h;
594	window_vt_y = mb_h;
595	}
596	szHint.width_inc = TermWin.fwidth;	767	szHint.width_inc = fwidth;
597	szHint.height_inc = TermWin.fheight;	768	szHint.height_inc = fheight;
598	szHint.min_width = szHint.base_width + szHint.width_inc;	769	szHint.min_width = szHint.base_width + szHint.width_inc;
599	szHint.min_height = szHint.base_height + szHint.height_inc;	770	szHint.min_height = szHint.base_height + szHint.height_inc;
600		771
601	if (width && width - szHint.base_width < max_width) {	772	if (newwidth && newwidth - szHint.base_width < max_width)
		773	{
602	szHint.width = width;	774	szHint.width = newwidth;
603	TermWin.width = width - szHint.base_width;	775	width = newwidth - szHint.base_width;
604	} else {	776	}
605	MIN_IT(TermWin.width, max_width);	777	else
		778	{
		779	min_it (width, max_width);
606	szHint.width = szHint.base_width + TermWin.width;	780	szHint.width = szHint.base_width + width;
607	}	781	}
		782
608	if (height && height - szHint.base_height < max_height) {	783	if (newheight && newheight - szHint.base_height < max_height)
		784	{
609	szHint.height = height;	785	szHint.height = newheight;
610	TermWin.height = height - szHint.base_height;	786	height = newheight - szHint.base_height;
611	} else {	787	}
		788	else
		789	{
612	MIN_IT(TermWin.height, max_height);	790	min_it (height, max_height);
613	szHint.height = szHint.base_height + TermWin.height;	791	szHint.height = szHint.base_height + height;
614	}	792	}
		793
615	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	794	if (scrollBar.state && option (Opt_scrollBar_right))
616	window_sb_x = szHint.width - sb_w;	795	window_sb_x = szHint.width - sb_w;
617		796
618	if (recalc_x)	797	if (recalc_x)
619	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	798	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
620	- szHint.width - 2 * TermWin.ext_bwidth);	799
621	if (recalc_y)	800	if (recalc_y)
622	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	801	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
623	- szHint.height - 2 * TermWin.ext_bwidth);
624		802
625	TermWin.ncol = TermWin.width / TermWin.fwidth;	803	ncol = width / fwidth;
626	TermWin.nrow = TermWin.height / TermWin.fheight;	804	nrow = height / fheight;
627	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628	TermWin.ncol, TermWin.nrow, szHint.width,
629	szHint.height));
630	return;
631	}	805	}
632		806
633	/*----------------------------------------------------------------------*/	807	/*----------------------------------------------------------------------*/
634	/*	808	/*
635	* Tell the teletype handler what size the window is.	809	* Tell the teletype handler what size the window is.
636	* Called after a window size change.	810	* Called after a window size change.
637	*/	811	*/
638	void	812	void
639	rxvt_term::tt_winch ()	813	rxvt_term::tt_winch ()
640	{	814	{
		815	if (pty->pty < 0)
		816	return;
		817
641	struct winsize ws;	818	struct winsize ws;
642		819
643	if (cmd_fd < 0)
644	return;
645
646	ws.ws_col = TermWin.ncol;	820	ws.ws_col = ncol;
647	ws.ws_row = TermWin.nrow;	821	ws.ws_row = nrow;
648	ws.ws_xpixel = ws.ws_ypixel = 0;	822	ws.ws_xpixel = width;
649	#ifndef DEBUG_SIZE	823	ws.ws_ypixel = height;
650	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	824	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
651	#else	825
652	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	826	#if 0
653	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	827	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654	# ifdef SIGWINCH
655	else if (cmd_pid) /* force through to the command */	828	if (cmd_pid) /* force through to the command */
656	kill (cmd_pid, SIGWINCH);	829	kill (-cmd_pid, SIGWINCH);
657	# endif
658	#endif	830	#endif
659	}	831	}
660		832
661	/*----------------------------------------------------------------------*/	833	/*----------------------------------------------------------------------*/
662	/* rxvt_change_font() - Switch to a new font */	834	/* set_fonts () - load and set the various fonts
663	/*	835	*
664	* init = 1 - initialize	836	* init = 1 - initialize
665	*	837	*
666	* fontname == FONT_UP - switch to bigger font	838	* fontname == FONT_UP - switch to bigger font
667	* fontname == FONT_DN - switch to smaller font	839	* fontname == FONT_DN - switch to smaller font
668	*/	840	*/
669	/* EXTPROTO */	841	bool
670	void	842	rxvt_term::set_fonts ()
671	rxvt_change_font(pR_ int init, const char *fontname)
672	{	843	{
673	}	844	rxvt_fontset *fs = new rxvt_fontset (this);
		845	rxvt_fontprop prop;
674		846
675	/* INTPROTO */	847	if (!fs
		848	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		849	|| !fs->realize_font (1))
		850	{
		851	delete fs;
		852	return false;
		853	}
		854
		855	#if ENABLE_STYLES
		856	for (int i = RS_styleCount; --i; )
		857	if (fontset[i] != fontset[0])
		858	delete fontset[i];
		859	#endif
		860
		861	delete fontset[0];
		862	fontset[0] = fs;
		863
		864	prop = (*fs)[1]->properties ();
		865	prop.height += lineSpace;
		866
		867	fs->set_prop (prop, false);
		868
		869	fwidth = prop.width;
		870	fheight = prop.height;
		871	fbase = prop.ascent;
		872
		873	for (int style = 1; style < 4; style++)
		874	{
		875	#if ENABLE_STYLES
		876	const char *res = rs[Rs_font + style];
		877
		878	if (res && !*res)
		879	fontset[style] = fontset[0];
		880	else
		881	{
		882	fontset[style] = fs = new rxvt_fontset (this);
		883	rxvt_fontprop prop2 = prop;
		884
		885	if (res)
		886	{
		887	fs->populate (res);
		888	fs->set_prop (prop2, false);
		889	}
		890	else
		891	{
		892	fs->populate (fontset[0]->fontdesc);
		893
		894	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		895	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		896
		897	fs->set_prop (prop2, true);
		898	}
		899
		900	}
		901	#else
		902	fontset[style] = fontset[0];
		903	#endif
		904	}
		905
		906	if (parent[0])
		907	{
		908	resize_all_windows (0, 0, 0);
		909	scr_remap_chars ();
		910	scr_touch (true);
		911	}
		912
		913	return true;
		914	}
		915
676	void	916	void
677	rxvt_font_up_down(pR_ int n, int direction)	917	rxvt_term::set_string_property (Atom prop, const char *str, int len)
678	{	918	{
		919	XChangeProperty (dpy, parent[0],
		920	prop, XA_STRING, 8, PropModeReplace,
		921	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		922	}
		923
		924	void
		925	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		926	{
		927	wchar_t *ws = rxvt_mbstowcs (str, len);
		928	char *s = rxvt_wcstoutf8 (ws);
		929
		930	XChangeProperty (dpy, parent[0],
		931	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		932	(const unsigned char *)s, strlen (s));
		933
		934	free (s);
		935	free (ws);
679	}	936	}
680		937
681	/*----------------------------------------------------------------------*/	938	/*----------------------------------------------------------------------*/
682	/*----------------------------------------------------------------------*/	939	/*----------------------------------------------------------------------*/
683	/* xterm sequences - title, iconName, color (exptl) */	940	/* xterm sequences - title, iconName, color (exptl) */
684	/* EXTPROTO */
685	void	941	void
686	rxvt_set_title(pR_ const char *str)	942	rxvt_term::set_title (const char *str)
687	{	943	{
688	#ifndef SMART_WINDOW_TITLE	944	set_string_property (XA_WM_NAME, str);
689	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	945	#if ENABLE_EWMH
690	#else	946	set_utf8_property (xa[XA_NET_WM_NAME], str);
691	char *name;
692
693	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif	947	#endif
700	}	948	}
701		949
702	/* EXTPROTO */
703	void	950	void
704	rxvt_set_iconName(pR_ const char *str)	951	rxvt_term::set_icon_name (const char *str)
705	{	952	{
706	#ifndef SMART_WINDOW_TITLE	953	set_string_property (XA_WM_ICON_NAME, str);
707	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	954	#if ENABLE_EWMH
708	#else	955	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
709	char *name;
710
711	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif	956	#endif
718	}	957	}
719		958
		959	void
		960	rxvt_term::set_window_color (int idx, const char *color)
		961	{
720	#ifdef XTERM_COLOR_CHANGE	962	#ifdef XTERM_COLOR_CHANGE
721	/* EXTPROTO */
722	void
723	rxvt_set_window_color(pR_ int idx, const char *color)
724	{
725	rxvt_color xcol;	963	rxvt_color xcol;
726	int i;	964	int i;
727		965
728	if (color == NULL || *color == '\0')	966	if (color == NULL || *color == '\0')
729	return;	967	return;
730		968
		969	color = strdup (color);
		970	allocated.push_back ((void *)color);
		971	rs[Rs_color + idx] = color;
		972
731	/* handle color aliases */	973	/* handle color aliases */
732	if (isdigit(*color)) {	974	if (isdigit (*color))
		975	{
733	i = atoi(color);	976	i = atoi (color);
		977
		978	if (i >= 8 && i <= 15)
734	if (i >= 8 && i <= 15) { /* bright colors */	979	{ /* bright colors */
735	i -= 8;	980	i -= 8;
736	# ifndef NO_BRIGHTCOLOR
737	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	981	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
738	SET_PIXCOLOR(R, idx);
739	goto Done;	982	goto done;
740	# endif
741	}	983	}
742	if (i >= 0 && i <= 7) { /* normal colors */	984
743	R->PixColors[idx] = R->PixColors[minCOLOR + i];	985	if (i >= 0 && i <= 7)
744	SET_PIXCOLOR(R, idx);	986	{ /* normal colors */
		987	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
745	goto Done;	988	goto done;
746	}	989	}
747	}	990	}
748	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749	return;
750	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751		991
752	/*	992	set_color (xcol, color);
		993
		994	/*
753	* FIXME: should free colors here, but no idea how to do it so instead,	995	* FIXME: should free colors here, but no idea how to do it so instead,
754	* so just keep gobbling up the colormap	996	* so just keep gobbling up the colormap
755	*/	997	*/
756	# if 0
757	for (i = Color_Black; i <= Color_White; i++)
758	if (R->PixColors[idx] == R->PixColors[i])
759	break;
760	if (i > Color_White) {
761	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763	DisplayPlanes(R->Xdisplay, Xscreen));
764	}
765	# endif
766		998
767	R->PixColors[idx] = xcol;	999	pix_colors_focused[idx] = xcol;
768	SET_PIXCOLOR(R, idx);
769		1000
770	/* XSetWindowAttributes attr; */	1001	/* XSetWindowAttributes attr; */
771	/* Cursor cursor; */	1002	/* Cursor cursor; */
772	Done:	1003	done:
773	if (idx == Color_bg && !(R->Options & Opt_transparent))
774	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775	R->PixColors[Color_bg]);
776
777	/* handle Color_BD, scrollbar background, etc. */	1004	/*TODO: handle Color_BD, scrollbar background, etc. */
778		1005
779	rxvt_set_colorfgbg (aR);	1006	update_fade_color (idx);
780	R->recolour_cursor ();	1007	recolour_cursor ();
781	/* the only reasonable way to enforce a clean update */	1008	scr_recolour ();
782	rxvt_scr_poweron (aR);	1009	#endif /* XTERM_COLOR_CHANGE */
783	}	1010	}
784
785	#else
786	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
787	#endif /* XTERM_COLOR_CHANGE */
788		1011
789	void	1012	void
790	rxvt_term::recolour_cursor ()	1013	rxvt_term::recolour_cursor ()
791	{	1014	{
792	#if TODO	1015	XColor fg, bg;
793	rxvt_color xcol[2];
794		1016
795	xcol[0] = PixColors[Color_pointer];	1017	(ISSET_PIXCOLOR (Color_pointer_fg)
796	xcol[1] = PixColors[Color_bg];	1018	? pix_colors_focused[Color_pointer_fg]
797	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1019	: pix_colors_focused[Color_fg]).get (fg);
		1020
		1021	(ISSET_PIXCOLOR (Color_pointer_bg)
		1022	? pix_colors_focused[Color_pointer_bg]
		1023	: pix_colors_focused[Color_bg]).get (bg);
		1024
798	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1025	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
799	#endif
800	}	1026	}
801		1027
802	/*----------------------------------------------------------------------*/	1028	/*----------------------------------------------------------------------*/
803	/*	1029	/*
804	* find if fg/bg matches any of the normal (low-intensity) colors	1030	* find if fg/bg matches any of the normal (low-intensity) colors
805	*/	1031	*/
806	/* INTPROTO */
807	void	1032	void
808	rxvt_set_colorfgbg(pR)	1033	rxvt_term::set_colorfgbg ()
809	{	1034	{
810	unsigned int i;	1035	unsigned int i;
811	const char *xpmb = "\0";	1036	const char *xpmb = "\0";
812	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1037	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813		1038
814	R->env_colorfgbg =	1039	strcpy (fstr, "default");
815	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1040	strcpy (bstr, "default");
816	STRCPY(fstr, "default");
817	STRCPY(bstr, "default");
818	for (i = Color_Black; i <= Color_White; i++)	1041	for (i = Color_Black; i <= Color_White; i++)
819	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1042	if (pix_colors[Color_fg] == pix_colors[i])
		1043	{
820	sprintf(fstr, "%d", (i - Color_Black));	1044	sprintf (fstr, "%d", (i - Color_Black));
821	break;	1045	break;
822	}	1046	}
		1047
823	for (i = Color_Black; i <= Color_White; i++)	1048	for (i = Color_Black; i <= Color_White; i++)
824	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1049	if (pix_colors[Color_bg] == pix_colors[i])
		1050	{
825	sprintf(bstr, "%d", (i - Color_Black));	1051	sprintf (bstr, "%d", (i - Color_Black));
826	#ifdef XPM_BACKGROUND	1052	#ifdef BG_IMAGE_FROM_FILE
827	xpmb = "default;";	1053	xpmb = "default;";
828	#endif	1054	#endif
829	break;	1055	break;
830	}	1056	}
		1057
831	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1058	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832	putenv(R->env_colorfgbg);
833
834	#ifndef NO_BRIGHTCOLOR
835	R->colorfgbg = DEFAULT_RSTYLE;
836	for (i = minCOLOR; i <= maxCOLOR; i++) {
837	if (R->PixColors[Color_fg] == R->PixColors[i])
838	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839	if (R->PixColors[Color_bg] == R->PixColors[i])
840	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841	}
842	#endif
843	}	1059	}
844		1060
845	/*----------------------------------------------------------------------*/	1061	/*----------------------------------------------------------------------*/
846	/*
847	* Colour determination for low colour displays, routine from
848	* Hans de Goede <hans@highrise.nl>
849	*/
850		1062
851	/* EXTPROTO */	1063	bool
852	int	1064	rxvt_term::set_color (rxvt_color &color, const char *name)
853	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
854	{	1065	{
855	screen_in_out->set(aR_ colour);	1066	if (color.set (this, name))
856
857	if (!screen_in_out->set(aR_ colour)) {
858	rxvt_print_error("can't allocate colour: %s", colour);
859	return false;
860	}
861
862	return true;	1067	return true;
		1068
		1069	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1070	return false;
		1071	}
		1072
		1073	void
		1074	rxvt_term::alias_color (int dst, int src)
		1075	{
		1076	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
863	}	1077	}
864		1078
865	/* -------------------------------------------------------------------- *	1079	/* -------------------------------------------------------------------- *
866	* - WINDOW RESIZING - *	1080	* - WINDOW RESIZING - *
867	* -------------------------------------------------------------------- */	1081	* -------------------------------------------------------------------- */
868	void	1082	void
869	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1083	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870	{	1084	{
871	int fix_screen;	1085	int fix_screen;
		1086	int old_width = szHint.width;
		1087	int old_height = szHint.height;
872		1088
873	#ifdef SMART_RESIZE
874	int old_width = szHint.width, old_height = szHint.height;
875	#endif
876
877	window_calc (width, height);	1089	window_calc (newwidth, newheight);
		1090
		1091	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
878	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1092	XSetWMNormalHints (dpy, parent[0], &szHint);
		1093
879	if (!ignoreparent)	1094	if (!ignoreparent)
880	{	1095	{
881	#ifdef SMART_RESIZE	1096	#ifdef SMART_RESIZE
882	/*	1097	/*
883	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1098	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
886	int x, y, x1, y1;	1101	int x, y, x1, y1;
887	int dx, dy;	1102	int dx, dy;
888	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1103	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889	Window unused_cr;	1104	Window unused_cr;
890		1105
891	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1106	XTranslateCoordinates (dpy, parent[0], display->root,
892	0, 0, &x, &y, &unused_cr);	1107	0, 0, &x, &y, &unused_cr);
893	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1108	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
894	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1109	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
895	/*	1110	/*
896	* if Xroot isn't the parent window, a WM will probably have offset	1111	* if display->root isn't the parent window, a WM will probably have offset
897	* our position for handles and decorations. Counter it	1112	* our position for handles and decorations. Counter it
898	*/	1113	*/
899	if (x1 != x || y1 != y) {	1114	if (x1 != x || y1 != y)
		1115	{
900	x -= x1;	1116	x -= x1;
901	y -= y1;	1117	y -= y1;
902	}	1118	}
903		1119
904	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1120	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
905	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1121	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
906	dx = old_width - szHint.width;	1122	dx = old_width - szHint.width;
907	dy = old_height - szHint.height;	1123	dy = old_height - szHint.height;
908		1124
909	/* Check position of the center of the window */	1125	/* Check position of the center of the window */
910	if (x < x1) /* left half */	1126	if (x < x1) /* left half */
911	dx = 0;	1127	dx = 0;
912	else if (x == x1) /* exact center */	1128	else if (x == x1) /* exact center */
913	dx /= 2;	1129	dx /= 2;
914	if (y < y1) /* top half */	1130	if (y < y1) /* top half */
915	dy = 0;	1131	dy = 0;
916	else if (y == y1) /* exact center */	1132	else if (y == y1) /* exact center */
917	dy /= 2;	1133	dy /= 2;
918		1134
919	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1135	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
920	szHint.width, szHint.height);	1136	szHint.width, szHint.height);
921	#else	1137	#else
922	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1138	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
923	szHint.height);
924	#endif	1139	#endif
925	}	1140	}
926		1141
927	fix_screen = (TermWin.ncol != prev_ncol	1142	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
928	|| TermWin.nrow != prev_nrow);
929		1143
930	if (fix_screen || width != old_width || height != old_height)	1144	if (fix_screen || newwidth != old_width || newheight != old_height)
931	{	1145	{
932	if (scrollbar_visible (this))	1146	if (scrollBar.state)
933	{	1147	{
934	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1148	XMoveResizeWindow (dpy, scrollBar.win,
		1149	window_sb_x, 0,
935	0, scrollbar_TotalWidth (), szHint.height);	1150	scrollbar_TotalWidth (), szHint.height);
936	resize_scrollbar ();	1151	resize_scrollbar ();
937	}	1152	}
938		1153
939	if (menubar_visible (this))	1154	XMoveResizeWindow (dpy, vt,
940	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1155	window_vt_x, window_vt_y,
941	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
942
943	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
944	window_vt_y, TermWin_TotalWidth (),
945	TermWin_TotalHeight ());	1156	width, height);
946	#ifdef RXVT_GRAPHICS	1157
947	if (old_height)	1158	#ifdef HAVE_BG_PIXMAP
948	rxvt_Gr_Resize (this, old_width - szHint.base_width,	1159	if (bgPixmap.window_size_sensitive ())
949	old_height - szHint.base_height);	1160	update_background ();
950	#endif	1161	#endif
		1162
951	scr_clear ();	1163	scr_clear ();
952	#ifdef XPM_BACKGROUND
953	rxvt_resize_pixmap (this);
954	#endif
955	}	1164	}
956		1165
957	if (fix_screen || old_height == 0)	1166	if (fix_screen || old_height == 0)
958	{
959	int curr_screen = -1;
960	int old_ncol = prev_ncol;
961
962	/* scr_reset only works on the primary screen */
963	if (old_height) /* this is not the first time through */
964	{
965	unsigned int ncol = TermWin.ncol;
966	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
967	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
968	TermWin.ncol = ncol;
969	}
970
971	scr_reset();	1167	scr_reset ();
972		1168
973	if (curr_screen >= 0) /* this is not the first time through */	1169	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
974	{	1170	//scr_touch (false);
975	rxvt_scr_change_screen (this, curr_screen);
976	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
977	}
978	}
979		1171
980	old_width = szHint.width;	1172	#ifdef HAVE_BG_PIXMAP
981	old_height = szHint.height;	1173	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1174	// if (bgPixmap.pixmap)
		1175	// scr_touch (false);
		1176	#endif
982		1177
983	#ifdef USE_XIM	1178	#ifdef USE_XIM
984	rxvt_IMSetStatusPosition (this);	1179	IMSetPosition ();
985	#endif	1180	#endif
986	}	1181	}
987		1182
988	/*	1183	/*
989	* Set the width/height of the vt window in characters. Units are pixels.	1184	* Set the width/height of the vt window in characters. Units are pixels.
990	* good for toggling 80/132 columns	1185	* good for toggling 80/132 columns
991	*/	1186	*/
992	/* EXTPROTO */
993	void	1187	void
994	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1188	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
995	{	1189	{
996	XWindowAttributes wattr;	1190	XWindowAttributes wattr;
997		1191
998	if (width == 0 || height == 0) {	1192	if (newwidth == 0 || newheight == 0)
		1193	{
999	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1194	XGetWindowAttributes (dpy, display->root, &wattr);
		1195
1000	if (width == 0)	1196	if (newwidth == 0)
1001	width = wattr.width - R->szHint.base_width;	1197	newwidth = wattr.width - szHint.base_width;
1002	if (height == 0)	1198	if (newheight == 0)
1003	height = wattr.height - R->szHint.base_height;	1199	newheight = wattr.height - szHint.base_height;
		1200	}
		1201
		1202	if (newwidth != width || newheight != height)
1004	}	1203	{
1005	if (width != R->TermWin.width || height != R->TermWin.height) {
1006	width += R->szHint.base_width;	1204	newwidth += szHint.base_width;
1007	height += R->szHint.base_height;	1205	newheight += szHint.base_height;
1008	R->resize_all_windows (width, height, 0);	1206	resize_all_windows (newwidth, newheight, 0);
1009	}	1207	}
1010	}	1208	}
1011		1209
1012	/* -------------------------------------------------------------------- *	1210	/* -------------------------------------------------------------------- *
1013	* - X INPUT METHOD ROUTINES - *	1211	* - X INPUT METHOD ROUTINES - *
1014	* -------------------------------------------------------------------- */	1212	* -------------------------------------------------------------------- */
1015	#ifdef USE_XIM	1213	#ifdef USE_XIM
1016	void
1017	rxvt_term::set_size (XRectangle *size)
1018	{
1019	size->x = TermWin.int_bwidth;
1020	size->y = TermWin.int_bwidth;
1021	size->width = Width2Pixel(TermWin.ncol);
1022	size->height = Height2Pixel(TermWin.nrow);
1023	}
1024		1214
1025	void	1215	void
1026	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1216	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1027	{	1217	{
1028	*fg = PixColors[Color_fg];	1218	fg = pix_colors [Color_fg];
1029	*bg = PixColors[Color_bg];	1219	bg = pix_colors [Color_bg];
		1220	}
		1221
		1222	void
		1223	rxvt_term::im_set_size (XRectangle &size)
		1224	{
		1225	// the int_bwidth terms make no sense to me
		1226	size.x = int_bwidth;
		1227	size.y = int_bwidth;
		1228	size.width = Width2Pixel (ncol) + int_bwidth;
		1229	size.height = Height2Pixel (nrow) + int_bwidth;
		1230	}
		1231
		1232	void
		1233	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1234	XRectangle &status_rect,
		1235	const XRectangle &needed_rect)
		1236	{
		1237	preedit_rect.x = needed_rect.width;
		1238	preedit_rect.y = 0;
		1239	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1240	preedit_rect.height = fheight;
		1241
		1242	status_rect.x = 0;
		1243	status_rect.y = 0;
		1244	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1245	status_rect.height = fheight;
1030	}	1246	}
1031		1247
1032	/* Checking whether input method is running. */	1248	/* Checking whether input method is running. */
1033	/* INTPROTO */
1034	Bool	1249	bool
1035	rxvt_IMisRunning(pR)	1250	rxvt_term::IMisRunning ()
1036	{	1251	{
1037	char *p;	1252	char *p;
1038	Atom atom;	1253	Atom atom;
1039	Window win;	1254	Window win;
1040	char server[IMBUFSIZ];	1255	char server[IMBUFSIZ];
1041		1256
1042	/* get current locale modifier */	1257	/* get current locale modifier */
1043	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1258	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1259	{
1044	STRCPY(server, "@server=");	1260	strcpy (server, "@server=");
1045	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1261	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1262
1046	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1263	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1047	*p = '\0';	1264	*p = '\0';
1048		1265
1049	atom = XInternAtom(R->Xdisplay, server, False);	1266	atom = XInternAtom (dpy, server, False);
1050	win = XGetSelectionOwner(R->Xdisplay, atom);	1267	win = XGetSelectionOwner (dpy, atom);
		1268
1051	if (win != None)	1269	if (win != None)
1052	return True;	1270	return True;
1053	}	1271	}
		1272
1054	return False;	1273	return False;
1055	}	1274	}
1056		1275
1057	/* EXTPROTO */
1058	void	1276	void
1059	rxvt_IMSendSpot(pR)	1277	rxvt_term::IMSendSpot ()
1060	{	1278	{
1061	XPoint spot;	1279	XPoint nspot;
1062	XVaNestedList preedit_attr;	1280	XVaNestedList preedit_attr;
1063		1281
1064	if (R->Input_Context == NULL	1282	if (!Input_Context
1065	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1283	|| !focus
1066	|| !(R->event_type == KeyPress	1284	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1067	|| R->event_type == Expose
1068	|| R->event_type == NoExpose
1069	|| R->event_type == SelectionNotify
1070	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1071	|| !rxvt_IMisRunning(aR))
1072	return;	1285	return;
1073		1286
1074	R->set_position (&spot);	1287	im_set_position (nspot);
1075		1288
		1289	if (nspot.x == spot.x && nspot.y == spot.y)
		1290	return;
		1291
		1292	spot = nspot;
		1293
1076	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1294	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1077	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1295	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1078	XFree(preedit_attr);	1296	XFree (preedit_attr);
1079	}	1297	}
1080		1298
1081	void	1299	void
1082	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1300	rxvt_term::im_destroy ()
1083	XRectangle * needed_rect)
1084	{	1301	{
1085	int mbh, vtx = 0;	1302	if (input_method)
		1303	{
		1304	if (Input_Context && input_method->xim)
		1305	XDestroyIC (Input_Context);
1086		1306
1087	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1307	display->put_xim (input_method);
1088	vtx = scrollbar_TotalWidth();	1308	input_method = 0;
		1309	}
1089		1310
1090	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1091	mbh -= TermWin.lineSpace;
1092
1093	preedit_rect->x = needed_rect->width + vtx;
1094	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1095
1096	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1097	preedit_rect->height = Height2Pixel(1);
1098
1099	status_rect->x = vtx;
1100	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1103	status_rect->height = Height2Pixel(1);
1104	}
1105
1106	/* ARGSUSED */
1107	/* INTPROTO */
1108	void
1109	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1110	__attribute__ ((unused)), XPointer call_data
1111	__attribute__ ((unused)))
1112	{
1113	dR;
1114
1115	R->Input_Context = NULL;	1311	Input_Context = 0;
1116	/* To avoid Segmentation Fault in C locale: Solaris only? */
1117	if (STRCMP(R->locale, "C"))
1118	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1119	rxvt_IMInstantiateCallback, NULL);
1120	}	1312	}
		1313
		1314	#ifdef ENABLE_XIM_ONTHESPOT
		1315
		1316	static void
		1317	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1318	{
		1319	((rxvt_term *)client_data)->make_current ();
		1320	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1321	}
		1322
		1323	static void
		1324	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1325	{
		1326	((rxvt_term *)client_data)->make_current ();
		1327	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1328	}
		1329
		1330	static void
		1331	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1332	{
		1333	rxvt_term *term = (rxvt_term *)client_data;
		1334	XIMText *text = call_data->text;
		1335
		1336	term->make_current ();
		1337
		1338	if (text)
		1339	{
		1340	void *str;
		1341
		1342	if (!text->encoding_is_wchar && text->string.multi_byte)
		1343	{
		1344	// of course, X makes it ugly again
		1345	if (term->rs[Rs_imLocale])
		1346	SET_LOCALE (term->rs[Rs_imLocale]);
		1347
		1348	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1349	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1350
		1351	if (term->rs[Rs_imLocale])
		1352	SET_LOCALE (term->locale);
		1353	}
		1354	else
		1355	str = (void *)text->string.wide_char;
		1356
		1357	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1358	DT_INT, call_data->caret,
		1359	DT_INT, call_data->chg_first,
		1360	DT_INT, call_data->chg_length,
		1361	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1362	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1363	DT_END));
		1364	}
		1365	else
		1366	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1367	DT_INT, call_data->caret,
		1368	DT_INT, call_data->chg_first,
		1369	DT_INT, call_data->chg_length,
		1370	DT_END));
		1371	}
		1372
		1373	#if 0
		1374	static void
		1375	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1376	{
		1377	((rxvt_term *)client_data)->make_current ();
		1378	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1379	DT_INT, call_data->position,
		1380	DT_INT, call_data->direction,
		1381	DT_INT, call_data->style,
		1382	DT_END));
		1383	}
		1384	#endif
		1385
		1386	#endif
1121		1387
1122	/*	1388	/*
1123	* Try to open a XIM with the current modifiers, then see if we can	1389	* Try to open a XIM with the current modifiers, then see if we can
1124	* open a suitable preedit type	1390	* open a suitable preedit type
1125	*/	1391	*/
1126	static Bool	1392	bool
1127	rxvt_IM_get_IC (pR)	1393	rxvt_term::IM_get_IC (const char *modifiers)
1128	{	1394	{
1129	int i, j, found;	1395	int i, j, found;
1130	XIM xim;	1396	XIM xim;
1131	XPoint spot;	1397	XPoint spot;
1132	XRectangle rect, status_rect, needed_rect;	1398	XRectangle rect, status_rect, needed_rect;
1133	unsigned long fg, bg;	1399	unsigned long fg, bg;
1134	const char *p;	1400	const char *p;
1135	char **s;	1401	char **s;
1136	XIMStyles *xim_styles;	1402	XIMStyles *xim_styles;
1137	XVaNestedList preedit_attr, status_attr;	1403	#ifdef ENABLE_XIM_ONTHESPOT
1138	XIMCallback ximcallback;	1404	XIMCallback xcb[4];
		1405	#endif
1139		1406
1140	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1407	set_environ (envv);
1141	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1408
1142	if (xim == NULL)	1409	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1143	return False;	1410	return false;
1144		1411
		1412	input_method = display->get_xim (locale, modifiers);
		1413	if (input_method == NULL)
		1414	return false;
		1415
		1416	xim = input_method->xim;
		1417	spot.x = spot.y = -1;
		1418
1145	xim_styles = NULL;	1419	xim_styles = NULL;
1146	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1420	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1147	|| !xim_styles || !xim_styles->count_styles) {	1421	|| !xim_styles || !xim_styles->count_styles)
1148	XCloseIM(xim);	1422	{
		1423	im_destroy ();
1149	return False;	1424	return false;
		1425	}
		1426
		1427	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1428
		1429	for (int pi = 0; pi < 2; pi++)
1150	}	1430	{
		1431	p = pet[pi];
1151		1432
1152	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1433	if (!p)
1153	: "OverTheSpot,OffTheSpot,Root";	1434	continue;
		1435
1154	s = rxvt_splitcommastring(p);	1436	s = rxvt_splitcommastring (p);
		1437
1155	for (i = found = 0; !found && s[i]; i++) {	1438	for (i = found = 0; !found && s[i]; i++)
		1439	{
1156	if (!STRCMP(s[i], "OverTheSpot"))	1440	if (!strcmp (s[i], "OverTheSpot"))
1157	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1441	input_style = XIMPreeditPosition | XIMStatusNothing;
1158	else if (!STRCMP(s[i], "OffTheSpot"))	1442	else if (!strcmp (s[i], "OffTheSpot"))
1159	R->input_style = (XIMPreeditArea | XIMStatusArea);	1443	input_style = XIMPreeditArea | XIMStatusArea;
1160	else if (!STRCMP(s[i], "Root"))	1444	else if (!strcmp (s[i], "Root"))
1161	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1445	input_style = XIMPreeditNothing | XIMStatusNothing;
		1446	else if (!strcmp (s[i], "None"))
		1447	input_style = XIMPreeditNone | XIMStatusNone;
		1448	#ifdef ENABLE_XIM_ONTHESPOT
		1449	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1450	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1451	#endif
		1452	else
		1453	input_style = XIMPreeditNothing | XIMStatusNothing;
1162		1454
1163	for (j = 0; j < xim_styles->count_styles; j++)	1455	for (j = 0; j < xim_styles->count_styles; j++)
1164	if (R->input_style == xim_styles->supported_styles[j]) {	1456	if (input_style == xim_styles->supported_styles[j])
		1457	{
		1458	rxvt_freecommastring (s);
		1459
1165	found = 1;	1460	found = 1;
1166	break;	1461	goto foundpet;
1167	}	1462	}
		1463
		1464	}
		1465
		1466	rxvt_freecommastring (s);
1168	}	1467	}
1169	for (i = 0; s[i]; i++)	1468
1170	free(s[i]);	1469	foundpet:
1171	free(s);	1470
1172	XFree(xim_styles);	1471	XFree (xim_styles);
1173		1472
1174	if (!found) {	1473	if (!found)
1175	XCloseIM(xim);	1474	{
		1475	im_destroy ();
1176	return False;	1476	return false;
		1477	}
		1478
		1479	XFontSet fs = 0;
		1480	XVaNestedList preedit_attr = 0, status_attr = 0;
		1481
		1482	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1177	}	1483	{
		1484	// fake us a font-set, please
		1485	char **missing_charset_list;
		1486	int missing_charset_count;
		1487	char *def_string;
		1488	char pat[512];
1178		1489
1179	ximcallback.callback = rxvt_IMDestroyCallback;	1490	sprintf (pat,
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1494	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"*",
		1497	fheight,
		1498	fheight + 1, fheight - 1,
		1499	fheight - 2, fheight + 2);
1180		1500
1181	/* XXX: not sure why we need this (as well as IC one below) */	1501	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1182	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1502	&missing_charset_list, &missing_charset_count, &def_string);
1183		1503
1184	preedit_attr = status_attr = NULL;	1504	if (missing_charset_list)
		1505	XFreeStringList (missing_charset_list);
1185		1506
		1507	if (!fs)
		1508	{
		1509	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1510	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1511	}
		1512	}
		1513
1186	if (R->input_style & XIMPreeditPosition) {	1514	if (input_style & XIMPreeditPosition)
		1515	{
1187	R->set_size (&rect);	1516	im_set_size (rect);
1188	R->set_position (&spot);	1517	im_set_position (spot);
1189	R->set_color (&fg, &bg);	1518	im_set_color (fg, bg);
1190		1519
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1520	preedit_attr = XVaCreateNestedList (0,
		1521	XNForeground, fg,
		1522	XNBackground, bg,
		1523	XNArea, &rect,
1192	XNSpotLocation, &spot,	1524	XNSpotLocation, &spot,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,	1525	XNFontSet, fs,
1195	NULL);
1196	} else if (R->input_style & XIMPreeditArea) {
1197	R->set_color (&fg, &bg);
1198
1199	/*
1200	* The necessary width of preedit area is unknown
1201	* until create input context.
1202	*/
1203	needed_rect.width = 0;
1204
1205	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1206
1207	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1208	XNForeground, fg, XNBackground, bg,
1209	//XNFontSet, R->TermWin.fontset,
1210	NULL);
1211	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1212	XNForeground, fg, XNBackground, bg,
1213	//XNFontSet, R->TermWin.fontset,
1214	NULL);	1526	NULL);
1215	}	1527	}
1216	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1528	else if (input_style & XIMPreeditArea)
		1529	{
		1530	im_set_color (fg, bg);
		1531
		1532	/*
		1533	* The necessary width of preedit area is unknown
		1534	* until create input context.
		1535	*/
		1536	needed_rect.width = 0;
		1537	im_set_preedit_area (rect, status_rect, needed_rect);
		1538
		1539	preedit_attr = XVaCreateNestedList (0,
		1540	XNForeground, fg,
		1541	XNBackground, bg,
		1542	XNArea, &rect,
		1543	XNFontSet, fs,
		1544	NULL);
		1545	status_attr = XVaCreateNestedList (0,
		1546	XNForeground, fg,
		1547	XNBackground, bg,
		1548	XNArea, &status_rect,
		1549	XNFontSet, fs,
		1550	NULL);
		1551	}
		1552	#if ENABLE_XIM_ONTHESPOT
		1553	else if (input_style & XIMPreeditCallbacks)
		1554	{
		1555	im_set_position (spot);
		1556
		1557	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1558	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1559	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1560	# if 0
		1561	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1562	# endif
		1563
		1564	preedit_attr = XVaCreateNestedList (0,
		1565	XNSpotLocation, &spot,
		1566	XNPreeditStartCallback, &xcb[0],
		1567	XNPreeditDoneCallback , &xcb[1],
		1568	XNPreeditDrawCallback , &xcb[2],
		1569	# if 0
		1570	XNPreeditCaretCallback, &xcb[3],
		1571	# endif
		1572	NULL);
		1573	}
		1574	#endif
		1575
		1576	Input_Context = XCreateIC (xim,
		1577	XNInputStyle, input_style,
1217	XNClientWindow, R->TermWin.parent[0],	1578	XNClientWindow, vt,
1218	XNFocusWindow, R->TermWin.parent[0],	1579	XNFocusWindow, parent[0],
1219	XNDestroyCallback, &ximcallback,
1220	preedit_attr ? XNPreeditAttributes : NULL,	1580	preedit_attr ? XNPreeditAttributes : NULL,
1221	preedit_attr,	1581	preedit_attr,
1222	status_attr ? XNStatusAttributes : NULL,	1582	status_attr ? XNStatusAttributes : NULL,
1223	status_attr, NULL);	1583	status_attr, NULL);
1224	if (preedit_attr)	1584
1225	XFree(preedit_attr);	1585	if (preedit_attr) XFree (preedit_attr);
1226	if (status_attr)	1586	if (status_attr) XFree (status_attr);
1227	XFree(status_attr);	1587	if (fs) XFreeFontSet (dpy, fs);
		1588
1228	if (R->Input_Context == NULL) {	1589	if (Input_Context == NULL)
1229	rxvt_print_error("failed to create input context");	1590	{
1230	XCloseIM(xim);	1591	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1592	im_destroy ();
1231	return False;	1593	return false;
1232	}	1594	}
1233	if (R->input_style & XIMPreeditArea)	1595
1234	rxvt_IMSetStatusPosition(aR);	1596	#if 0
1235	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1597	// unfortunately, only the focus window is used by XIM, hard to fix
		1598	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1599	vt_select_input ();
		1600	#endif
		1601
		1602	IMSetPosition ();
		1603
1236	return True;	1604	return true;
1237	}	1605	}
1238		1606
1239	/*
1240	* X manual pages and include files don't match on some systems:
1241	* some think this is an XIDProc and others an XIMProc so we can't
1242	* use the first argument - need to update this to be nice for
1243	* both types via some sort of configure detection
1244	*/
1245	/* ARGSUSED */
1246	/* EXTPROTO */
1247	void	1607	void
1248	rxvt_IMInstantiateCallback(Display * unused	1608	rxvt_term::im_cb ()
1249	__attribute__ ((unused)), XPointer client_data
1250	__attribute__ ((unused)), XPointer call_data
1251	__attribute__ ((unused)))
1252	{	1609	{
1253	dR;	1610	int i;
1254	int i, found, had_im;
1255	const char *p;	1611	const char *p;
1256	char **s;	1612	char **s;
1257	char buf[IMBUFSIZ];	1613	char buf[IMBUFSIZ];
1258		1614
1259	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1615	make_current ();
		1616
		1617	im_destroy ();
		1618
1260	if (R->Input_Context)	1619	if (Input_Context)
1261	return;	1620	return;
1262		1621
1263	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1622	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1264	if (R->rs[Rs_imLocale])	1623	if (rs[Rs_imLocale])
1265	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1624	SET_LOCALE (rs[Rs_imLocale]);
1266	#endif	1625	#endif
1267		1626
1268	p = R->rs[Rs_inputMethod];	1627	p = rs[Rs_inputMethod];
1269	if (p && *p)	1628	if (p && *p)
1270	{	1629	{
1271	bool found = false;	1630	bool found = false;
1272		1631
1273	s = rxvt_splitcommastring (p);	1632	s = rxvt_splitcommastring (p);
		1633
1274	for (i = 0; s[i]; i++)	1634	for (i = 0; s[i]; i++)
1275	{	1635	{
1276	if (*s[i])	1636	if (*s[i])
1277	{	1637	{
1278	STRCPY (buf, "@im=");	1638	strcpy (buf, "@im=");
1279	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1639	strncat (buf, s[i], IMBUFSIZ - 5);
1280	if ((p = XSetLocaleModifiers (buf)) && *p	1640	if (IM_get_IC (buf))
1281	&& rxvt_IM_get_IC (aR))
1282	{	1641	{
1283	found = true;	1642	found = true;
1284	break;	1643	break;
1285	}	1644	}
1286	}	1645	}
1287	}	1646	}
1288	for (i = 0; s[i]; i++)	1647
1289	free(s[i]);	1648	rxvt_freecommastring (s);
1290	free(s);
1291		1649
1292	if (found)	1650	if (found)
1293	goto done;	1651	goto done;
1294	}	1652	}
1295		1653
1296	/* try with XMODIFIERS env. var. */	1654	/* try with XMODIFIERS env. var. */
1297	if ((p = XSetLocaleModifiers ("")) && *p	1655	if (IM_get_IC (""))
1298	&& rxvt_IM_get_IC (aR))
1299	goto done;	1656	goto done;
1300		1657
1301	/* try with no modifiers base IF the user didn't specify an IM */	1658	/* try with no modifiers base IF the user didn't specify an IM */
1302	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1659	if (IM_get_IC ("@im=none"))
1303	&& rxvt_IM_get_IC (aR) == True)
1304	goto done;	1660	goto done;
1305		1661
1306	done:	1662	done:
1307	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1663	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1308	if (R->rs[Rs_imLocale])	1664	if (rs[Rs_imLocale])
1309	setlocale (LC_CTYPE, R->locale);	1665	SET_LOCALE (locale);
1310	#endif	1666	#endif
1311	}	1667	}
1312		1668
1313	/* EXTPROTO */
1314	void	1669	void
1315	rxvt_IMSetStatusPosition(pR)	1670	rxvt_term::IMSetPosition ()
1316	{	1671	{
1317	XRectangle preedit_rect, status_rect, *needed_rect;	1672	XRectangle preedit_rect, status_rect, *needed_rect;
1318	XVaNestedList preedit_attr, status_attr;	1673	XVaNestedList preedit_attr, status_attr;
1319		1674
1320	if (R->Input_Context == NULL	1675	if (!Input_Context
1321	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1676	|| !focus
		1677	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1322	|| !rxvt_IMisRunning(aR))	1678	|| !IMisRunning ())
1323	return;	1679	return;
1324		1680
		1681	if (input_style & XIMPreeditPosition)
		1682	{
		1683	im_set_size (preedit_rect);
		1684	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1685
		1686	XSetICValues (Input_Context,
		1687	XNPreeditAttributes, preedit_attr, NULL);
		1688	}
		1689	else
		1690	{
1325	/* Getting the necessary width of preedit area */	1691	/* Getting the necessary width of preedit area */
1326	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1692	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1327	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1693	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1328	XFree(status_attr);	1694	XFree (status_attr);
1329		1695
1330	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1696	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1697	XFree (needed_rect);
1331		1698
1332	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1699	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1333	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1700	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1334		1701
1335	XSetICValues(R->Input_Context,	1702	XSetICValues (Input_Context,
1336	XNPreeditAttributes, preedit_attr,	1703	XNPreeditAttributes, preedit_attr,
1337	XNStatusAttributes, status_attr, NULL);	1704	XNStatusAttributes, status_attr,
		1705	NULL);
1338		1706
		1707	XFree (status_attr);
		1708	}
		1709
1339	XFree(preedit_attr);	1710	XFree (preedit_attr);
1340	XFree(status_attr);
1341	}	1711	}
1342	#endif /* USE_XIM */	1712	#endif /* USE_XIM */
1343		1713
1344	/*----------------------------------------------------------------------*/	1714	void
1345	rxvt_t rxvt_current_term;	1715	rxvt_term::get_window_origin (int &x, int &y)
		1716	{
		1717	Window cr;
		1718	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1719	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1720	}
		1721
		1722	Pixmap
		1723	rxvt_term::get_pixmap_property (int prop_id)
		1724	{
		1725	if (prop_id > 0 && prop_id < NUM_XA)
		1726	if (xa[prop_id])
		1727	{
		1728	int aformat;
		1729	unsigned long nitems, bytes_after;
		1730	Atom atype;
		1731	unsigned char *prop = NULL;
		1732	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1733	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1734	&nitems, &bytes_after, &prop);
		1735	if (result == Success && prop && atype == XA_PIXMAP)
		1736	{
		1737	return *(Pixmap *)prop;
		1738	}
		1739	}
		1740	return None;
		1741	}
		1742
		1743	#ifdef HAVE_BG_PIXMAP
		1744	# if TRACE_PIXMAPS
		1745	# undef update_background
		1746	int rxvt_term::trace_update_background (const char* file, int line)
		1747	{
		1748	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1749	update_background ();
		1750	}
		1751	# endif
		1752	int
		1753	rxvt_term::update_background ()
		1754	{
		1755	bgPixmap.invalidate ();
		1756
		1757	/* no chance of real time refresh if we are blurring! */
		1758	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1759	bgPixmap.render ();
		1760	else
		1761	{
		1762	update_background_ev.stop ();
		1763
		1764	if (!bgPixmap.need_client_side_rendering())
		1765	update_background_ev.start (.05);
		1766	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1767	update_background_ev.start (.20); /* very slow !!! */
		1768	else
		1769	update_background_ev.start (.07);
		1770	}
		1771
		1772	return 0;
		1773	}
		1774
		1775	void
		1776	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1777	{
		1778	bgPixmap.render ();
		1779	}
		1780
		1781	#endif /* HAVE_BG_PIXMAP */
1346		1782
1347	/*----------------------- end-of-file (C source) -----------------------*/	1783	/*----------------------- end-of-file (C source) -----------------------*/

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