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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.33 by pcg, Fri Feb 13 13:28:17 2004 UTC vs.
Revision 1.253 by ayin, Mon Oct 15 07:33:48 2007 UTC

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

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