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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.48 by pcg, Wed Mar 3 04:07:52 2004 UTC vs.
Revision 1.255 by ayin, Wed Oct 31 09:55:23 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) 2003-2004 Marc Lehmann <pcg@goof.com>	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	:	157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	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
		167	#ifdef CURSOR_BLINK
		168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		169	#endif
		170	#ifdef TEXT_BLINK
		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),
		181	#endif
		182	#ifdef POINTER_BLANK
		183	pointer_ev (this, &rxvt_term::pointer_cb),
		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
79	termwin_ev (this, &rxvt_term::x_cb),	191	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb),
86	#endif
87	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif
90	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif
93	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif
96	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	193	child_ev (this, &rxvt_term::child_cb),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	194	check_ev (this, &rxvt_term::check_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	196	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	197	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	198	incr_ev (this, &rxvt_term::incr_cb)
103	{	199	{
104	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;
105	}	219	}
106		220
107	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
108	{	222	{
109	if (cmd_fd >= 0)	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
110	close (cmd_fd);
111		224
112	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
		231	#endif
119	delete TermWin.fontset;	232	delete fontset[0];
120		233
121	if (display)	234	if (display)
122	{	235	{
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	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
124	delete menuBar.drawable;	267	delete drawable;
125	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);
127	#endif
128	delete TermWin.drawable;
129	// destroy all windows	268	// destroy all windows
130	if (TermWin.parent[0])	269	if (parent[0])
131	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (dpy, parent[0]);
132	}
133		271
134	// TODO: free pixcolours, colours should become part of rxvt_display	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	}
135		280
136	delete PixColors;	281	clear ();
		282	}
		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
137		288
138	displays.put (display);	289	displays.put (display);
139		290
140	scr_release ();	291	scr_release ();
141		292
142	free (env_windowid);	293	/* clear all resources */
		294	for (int i = 0; i < allocated.size (); i++)
		295	free (allocated [i]);
		296
		297	free (selection.text);
		298	// TODO: manage env vars in child only(!)
143	free (env_display);	299	free (env_display);
144	free (env_term);	300	free (env_term);
145	free (env_colorfgbg);
146	free (locale);	301	free (locale);
147	free (codeset);	302	free (v_buffer);
		303	free (incr_buf);
148		304
149	delete envv;	305	delete envv;
150	delete argv;	306	delete argv;
		307
		308	#ifdef KEYSYM_RESOURCE
		309	delete keyboard;
		310	#endif
		311	}
		312
		313	// child has exited, usually destroys
		314	void
		315	rxvt_term::child_cb (child_watcher &w, int status)
		316	{
		317	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		318
		319	cmd_pid = 0;
		320
		321	if (!option (Opt_hold))
		322	destroy ();
151	}	323	}
152		324
153	void	325	void
154	rxvt_term::destroy ()	326	rxvt_term::destroy ()
155	{	327	{
		328	if (destroy_ev.active)
		329	return;
		330
		331	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		332
		333	#if ENABLE_OVERLAY
		334	scr_overlay_off ();
		335	#endif
		336
156	if (display)	337	if (display)
157	{	338	{
		339	#if USE_XIM
		340	im_ev.stop (display);
		341	#endif
		342	#if HAVE_SCROLLBARS
		343	scrollbar_ev.stop (display);
		344	#endif
		345	#if ENABLE_TRANSPARENCY || ENABLE_PERL
158	rootwin_ev.stop (display);	346	rootwin_ev.stop (display);
		347	#endif
		348	incr_ev.stop ();
159	termwin_ev.stop (display);	349	termwin_ev.stop (display);
160	vt_ev.stop (display);	350	vt_ev.stop (display);
161	#ifdef USE_XIM
162	im_destroy ();
163	im_ev.stop (display);
164	#endif
165	#ifdef HAVE_SCROLLBARS
166	scrollbar_ev.stop (display);
167	#endif
168	#ifdef MENUBAR
169	menubar_ev.stop (display);
170	#endif
171	}	351	}
172		352
173	check_ev.stop ();	353	check_ev.stop ();
174	pty_ev.stop ();	354	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	355	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	356	cursor_blink_ev.stop ();
177	#endif	357	#endif
178	#ifdef TEXT_BLINK	358	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	359	text_blink_ev.stop ();
180	#endif	360	#endif
		361	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		362	cont_scroll_ev.stop ();
		363	#endif
		364	#ifdef SELECTION_SCROLLING
		365	sel_scroll_ev.stop ();
		366	#endif
181	#ifdef POINTER_BLANK	367	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	368	pointer_ev.stop ();
183	#endif	369	#endif
184		370
185	destroy_ev.start (0);	371	destroy_ev.start (0);
186	}	372	}
187		373
188	void	374	void
189	rxvt_term::destroy_cb (time_watcher &w)	375	rxvt_term::destroy_cb (time_watcher &w)
190	{	376	{
191	SET_R (this);	377	make_current ();
192		378
193	delete this;	379	delete this;
194	}
195
196	/*----------------------------------------------------------------------*/
197	/* rxvt_init () */
198	/* LIBPROTO */
199	rxvt_t
200	rxvt_init (int argc, const char *const *argv)
201	{
202	SET_R (new rxvt_term);
203
204	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
205	{
206	delete GET_R;
207	SET_R (0);
208	}
209
210	return GET_R;
211	}
212
213	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
214
215	void
216	rxvt_init_signals ()
217	{
218	/* install exit handler for cleanup */
219	#if 0
220	#ifdef HAVE_ATEXIT
221	atexit (rxvt_clean_exit);
222	#else
223	#endif
224	#endif
225
226	struct sigaction sa;
227
228	sigfillset (&sa.sa_mask);
229	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
230	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
238	/* signal (SIGURG, SIG_DFL); */
239
240	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242	}
243
244	bool
245	rxvt_term::init (int argc, const char *const *argv)
246	{
247	/*
248	* Save and then give up any super-user privileges
249	* If we need privileges in any area then we must specifically request it.
250	* We should only need to be root in these cases:
251	* 1. write utmp entries on some systems
252	* 2. chown tty on some systems
253	*/
254	privileges (SAVE);
255	privileges (IGNORE);
256
257	init_secondary ();
258
259	const char **cmd_argv = init_resources (argc, argv);
260
261	set_locale ("");
262
263	#if MENUBAR_MAX
264	menubar_read (rs[Rs_menu]);
265	#endif
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	scrollBar.setIdle (); /* set existence for size calculations */
269	#endif
270
271	create_windows (argc, argv);
272
273	init_xlocale ();
274
275	scr_reset (); /* initialize screen */
276
277	#if 0
278	XSynchronize (display->display, True);
279	#endif
280
281	#ifdef HAVE_SCROLLBARS
282	if (Options & Opt_scrollBar)
283	resize_scrollbar (); /* create and map scrollbar */
284	#endif
285	#if (MENUBAR_MAX)
286	if (menubar_visible ())
287	XMapWindow (display->display, menuBar.win);
288	#endif
289	#ifdef TRANSPARENT
290	if (Options & Opt_transparent)
291	{
292	XSelectInput (display->display, display->root, PropertyChangeMask);
293	check_our_parents ();
294	}
295	#endif
296
297	rootwin_ev.start (display, display->root);
298
299	XMapWindow (display->display, TermWin.vt);
300	XMapWindow (display->display, TermWin.parent[0]);
301
302	init_command (cmd_argv);
303
304	pty_ev.start (cmd_fd, EVENT_READ);
305
306	check_ev.start ();
307
308	return true;
309	}
310
311	/* ------------------------------------------------------------------------- *
312	* SIGNAL HANDLING & EXIT HANDLER *
313	* ------------------------------------------------------------------------- */
314	/*
315	* Catch a SIGCHLD signal and exit if the direct child has died
316	*/
317	/* ARGSUSED */
318	/* EXTPROTO */
319	RETSIGTYPE
320	rxvt_Child_signal (int sig __attribute__ ((unused)))
321	{
322	int pid, save_errno = errno;
323	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324	;
325	errno = save_errno;
326
327	#if 0
328	if (pid == cmd_pid)
329	exit (EXIT_SUCCESS);
330	#endif
331	}
332
333	/*
334	* Catch a fatal signal and tidy up before quitting
335	*/
336	/* EXTPROTO */
337	RETSIGTYPE
338	rxvt_Exit_signal (int sig)
339	{
340	signal (sig, SIG_DFL);
341	#ifdef DEBUG_CMD
342	rxvt_print_error ("signal %d", sig);
343	#endif
344	rxvt_clean_exit ();
345	kill (getpid (), sig);
346	}
347
348	/* INTPROTO */
349	int
350	rxvt_xerror_handler (Display *display, XErrorEvent *event)
351	{
352	if (GET_R->allowedxerror == -1)
353	GET_R->allowedxerror = event->error_code;
354	else
355	{
356	old_xerror_handler (display, event);
357	GET_R->destroy ();
358	}
359
360	return 0;
361	}	380	}
362		381
363	/*----------------------------------------------------------------------*/	382	/*----------------------------------------------------------------------*/
364	/*	383	/*
365	* Exit gracefully, clearing the utmp entry and restoring tty attributes	384	* Exit gracefully, clearing the utmp entry and restoring tty attributes
366	* TODO: if debugging, this should free up any known resources if we can	385	* TODO: if debugging, this should free up any known resources if we can
367	*/	386	*/
368	/* EXTPROTO */	387	static XErrorHandler old_xerror_handler;
		388
		389	static void
		390	rxvt_emergency_cleanup ()
		391	{
		392	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		393	(*t)->emergency_cleanup ();
		394	}
		395
		396	#if !ENABLE_MINIMAL
		397	static void
		398	print_x_error (Display *dpy, XErrorEvent *event)
		399	{
		400	char buffer[BUFSIZ];
		401	char mesg[BUFSIZ];
		402	char number[32];
		403	char *mtype = "XlibMessage";
		404	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		405	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		406	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		407	rxvt_warn ("%s: %s\n", mesg, buffer);
		408	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		410	sprintf(number, "%d", event->request_code);
		411	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		412	rxvt_warn ("(which is %s)\n", buffer);
		413	if (event->request_code >= 128) {
		414	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		417	}
		418	if ((event->error_code == BadWindow) ||
		419	(event->error_code == BadPixmap) ||
		420	(event->error_code == BadCursor) ||
		421	(event->error_code == BadFont) ||
		422	(event->error_code == BadDrawable) ||
		423	(event->error_code == BadColor) ||
		424	(event->error_code == BadGC) ||
		425	(event->error_code == BadIDChoice) ||
		426	(event->error_code == BadValue) ||
		427	(event->error_code == BadAtom)) {
		428	if (event->error_code == BadValue)
		429	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		430	mesg, BUFSIZ);
		431	else if (event->error_code == BadAtom)
		432	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		433	mesg, BUFSIZ);
		434	else
		435	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		438	}
		439	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		442	}
		443	#endif
		444
		445	int
		446	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		447	{
		448	if (GET_R->allowedxerror == -1)
		449	GET_R->allowedxerror = event->error_code;
		450	else
		451	{
		452	// GET_R is most likely not the terminal which caused the error,
		453	// so just output the error and continue
		454	#if ENABLE_MINIMAL
		455	old_xerror_handler (display, event);
		456	#else
		457	print_x_error (display, event);
		458	#endif
		459	}
		460
		461	return 0;
		462	}
		463
		464	int
		465	rxvt_xioerror_handler (Display *display)
		466	{
		467	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		468	DisplayString (display));
		469	rxvt_emergency_cleanup ();
		470	_exit (EXIT_FAILURE);
		471	}
		472
		473	/*----------------------------------------------------------------------*/
		474	bool
		475	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		476	{
		477	this->envv = envv;
		478
		479	SET_R (this);
		480	set_locale ("");
		481	set_environ (envv); // few things in X do not call setlocale :(
		482
		483	if (!init_vars ())
		484	return false;
		485
		486	init_secondary ();
		487
		488	const char **cmd_argv = init_resources (argc, argv);
		489
		490	#ifdef KEYSYM_RESOURCE
		491	keyboard->register_done ();
		492	#endif
		493
		494	#ifdef HAVE_SCROLLBARS
		495	if (option (Opt_scrollBar))
		496	scrollBar.setIdle (); /* set existence for size calculations */
		497	#endif
		498
		499	pty = ptytty::create ();
		500
		501	create_windows (argc, argv);
		502
		503	init_xlocale ();
		504
		505	scr_reset (); // initialize screen
		506
		507	#if 0
		508	XSynchronize (dpy, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (option (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#ifdef HAVE_BG_PIXMAP
		516	{
		517	bgPixmap.set_target (this);
		518
		519	#ifdef ENABLE_TRANSPARENCY
		520	if (option (Opt_transparent))
		521	{
		522	bgPixmap.set_transparent ();
		523	#ifdef HAVE_AFTERIMAGE
		524	if (rs [Rs_blurradius])
		525	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		526	#endif
		527	if (ISSET_PIXCOLOR (Color_tint))
		528	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		529	if (rs [Rs_shade])
		530	bgPixmap.set_shade (rs [Rs_shade]);
		531
		532	bgPixmap.set_root_pixmap ();
		533	XSelectInput (dpy, display->root, PropertyChangeMask);
		534	rootwin_ev.start (display, display->root);
		535	}
		536	#endif
		537
		538	#ifdef BG_IMAGE_FROM_FILE
		539	if (rs[Rs_backgroundPixmap] != NULL)
		540	{
		541	const char *p = rs[Rs_backgroundPixmap];
		542
		543	if ((p = strchr (p, ';')) != NULL)
		544	{
		545	p++;
		546	bgPixmap.set_geometry (p);
		547	}
		548	else
		549	bgPixmap.set_defaultGeometry ();
		550
		551	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		552	if (!bgPixmap.window_position_sensitive ())
		553	update_background ();
		554	}
		555	#endif
		556	}
		557	#endif
		558
		559	#if ENABLE_PERL
		560	rootwin_ev.start (display, display->root);
		561	#endif
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty->pty >= 0)
		570	pty_ev.start (pty->pty, EVENT_READ);
		571
		572	check_ev.start ();
		573
		574	HOOK_INVOKE ((this, HOOK_START, DT_END));
		575
		576	#if ENABLE_XEMBED
		577	if (rs[Rs_embed])
		578	{
		579	long info[2] = { 0, XEMBED_MAPPED };
		580
		581	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		582	32, PropModeReplace, (unsigned char *)&info, 2);
		583	}
		584	#endif
		585
		586	XMapWindow (dpy, vt);
		587	XMapWindow (dpy, parent[0]);
		588
		589	return true;
		590	}
		591
		592	static struct sig_handlers
		593	{
		594	sig_watcher sw_term, sw_int;
		595
		596	/*
		597	* Catch a fatal signal and tidy up before quitting
		598	*/
369	void	599	void
370	rxvt_clean_exit ()	600	sig_term (sig_watcher &w)
		601	{
		602	rxvt_emergency_cleanup ();
		603	signal (w.signum, SIG_DFL);
		604	kill (getpid (), w.signum);
		605	}
		606
		607	sig_handlers ()
		608	: sw_term (this, &sig_handlers::sig_term),
		609	sw_int (this, &sig_handlers::sig_term)
		610	{
		611	}
		612	} sig_handlers;
		613
		614	char **rxvt_environ; // startup environment
		615
		616	void
		617	rxvt_init ()
371	{	618	{
372	// TODO: rxvtd should clean up all ressources	619	ptytty::init ();
373	if (GET_R)	620
374	GET_R->destroy ();	621	rxvt_environ = environ;
		622
		623	signal (SIGHUP, SIG_IGN);
		624	signal (SIGPIPE, SIG_IGN);
		625
		626	sig_handlers.sw_term.start (SIGTERM);
		627	sig_handlers.sw_int.start (SIGINT);
		628
		629	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		630	/* signal (SIGURG, SIG_DFL); */
		631
		632	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		633	// TODO: handle this with exceptions and tolerate the memory loss
		634	XSetIOErrorHandler (rxvt_xioerror_handler);
		635
		636	XrmInitialize ();
375	}	637	}
376		638
377	/* ------------------------------------------------------------------------- *	639	/* ------------------------------------------------------------------------- *
378	* MEMORY ALLOCATION WRAPPERS *	640	* MEMORY ALLOCATION WRAPPERS *
379	* ------------------------------------------------------------------------- */	641	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */	642	void *
381	void *
382	rxvt_malloc (size_t size)	643	rxvt_malloc (size_t size)
383	{	644	{
384	void *p;
385
386	p = malloc (size);	645	void *p = malloc (size);
		646
387	if (p)	647	if (!p)
		648	rxvt_fatal ("memory allocation failure. aborting.\n");
		649
388	return p;	650	return p;
389
390	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}	651	}
395		652
396	/* EXTPROTO */	653	void *
397	void *
398	rxvt_calloc (size_t number, size_t size)	654	rxvt_calloc (size_t number, size_t size)
399	{	655	{
400	void *p;
401
402	p = calloc (number, size);	656	void *p = calloc (number, size);
		657
403	if (p)	658	if (!p)
		659	rxvt_fatal ("memory allocation failure. aborting.\n");
		660
404	return p;	661	return p;
405
406	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
407	rxvt_clean_exit ();
408	exit (EXIT_FAILURE);
409	/* NOTREACHED */
410	}	662	}
411		663
412	/* EXTPROTO */	664	void *
413	void *
414	rxvt_realloc (void *ptr, size_t size)	665	rxvt_realloc (void *ptr, size_t size)
415	{	666	{
416	void *p;
417
418	if (ptr)
419	p = realloc (ptr, size);	667	void *p = realloc (ptr, size);
420	else	668
421	p = malloc (size);
422	if (p)	669	if (!p)
		670	rxvt_fatal ("memory allocation failure. aborting.\n");
		671
423	return p;	672	return p;
424
425	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
426	rxvt_clean_exit ();
427	exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}	673	}
430
431	/* ------------------------------------------------------------------------- *
432	* PRIVILEGED OPERATIONS *
433	* ------------------------------------------------------------------------- */
434	/* take care of suid/sgid super-user (root) privileges */
435	void
436	rxvt_term::privileges (int mode)
437	{
438	#if ! defined(__CYGWIN32__)
439	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
440	/* setreuid () is the poor man's setuid (), seteuid () */
441	# define seteuid(a) setreuid(-1, (a))
442	# define setegid(a) setregid(-1, (a))
443	# define HAVE_SETEUID
444	# endif
445	# ifdef HAVE_SETEUID
446	switch (mode)
447	{
448	case IGNORE:
449	/*
450	* change effective uid/gid - not real uid/gid - so we can switch
451	* back to root later, as required
452	*/
453	seteuid (getuid ());
454	setegid (getgid ());
455	break;
456	case SAVE:
457	euid = geteuid ();
458	egid = getegid ();
459	break;
460	case RESTORE:
461	seteuid (euid);
462	setegid (egid);
463	break;
464	}
465	# else
466	switch (mode)
467	{
468	case IGNORE:
469	setuid (getuid ());
470	setgid (getgid ());
471	/* FALLTHROUGH */
472	case SAVE:
473	/* FALLTHROUGH */
474	case RESTORE:
475	break;
476	}
477	# endif
478	#endif
479	}
480
481	#ifdef UTMP_SUPPORT
482	void
483	rxvt_term::privileged_utmp (char action)
484	{
485	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
486	action, next_utmp_action, getpid ()));
487	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
488	|| (Options & Opt_utmpInhibit)
489	|| ttydev == NULL || *ttydev == '\0')
490	return;
491
492	privileges (RESTORE);
493	if (action == SAVE)
494	{
495	next_utmp_action = RESTORE;
496	makeutent (ttydev, rs[Rs_display_name]);
497	}
498	else
499	{ /* action == RESTORE */
500	next_utmp_action = IGNORE;
501	cleanutent ();
502	}
503	privileges (IGNORE);
504	}
505	#endif
506
507	#ifndef NO_SETOWNER_TTYDEV
508	void
509	rxvt_term::privileged_ttydev (char action)
510	{
511	D_MAIN ((stderr,
512	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
513	action, next_tty_action, getpid ()));
514	if (next_tty_action != action || (action != SAVE && action != RESTORE)
515	|| ttydev == NULL || *ttydev == '\0')
516	return;
517
518	privileges (RESTORE);
519
520	if (action == SAVE)
521	{
522	next_tty_action = RESTORE;
523	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526	next_tty_action = IGNORE;
527	else
528	# endif
529
530	{
531	chown (ttydev, getuid (), ttygid); /* fail silently */
532	chmod (ttydev, ttymode);
533	# ifdef HAVE_REVOKE
534	revoke (ttydev);
535	# endif
536
537	}
538	}
539	else
540	{ /* action == RESTORE */
541	next_tty_action = IGNORE;
542	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543	chmod (ttydev, ttyfd_stat.st_mode);
544	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545	# else
546	chmod (ttydev,
547	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548	chown (ttydev, 0, 0);
549	# endif
550
551	}
552
553	privileges (IGNORE);
554
555	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
556	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
557	action == RESTORE ? "Restoring" : (action ==
558	SAVE ? "Saving" :
559	"UNKNOWN ERROR for"), ttydev,
560	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561	ttyfd_stat.st_gid));
562	# endif
563	}
564	#endif
565		674
566	/*----------------------------------------------------------------------*/	675	/*----------------------------------------------------------------------*/
567	/*	676	/*
568	* window size/position calculcations for XSizeHint and other storage.	677	* window size/position calculations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	678	* if width/height are non-zero then override calculated width/height
570	*/	679	*/
571	void	680	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	681	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	682	{
574	short recalc_x, recalc_y;	683	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	684	int x, y, sb_w, flags;
576	unsigned int w, h;	685	unsigned int w, h;
577	unsigned int max_width, max_height;	686	unsigned int max_width, max_height;
578		687
579	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580	TermWin.ncol, TermWin.nrow, szHint.width,
581	szHint.height));
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	688	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	689	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	690	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		691
586	recalc_x = recalc_y = 0;	692	recalc_x = recalc_y = 0;
587	flags = 0;	693	flags = 0;
		694
588	if (!parsed_geometry)	695	if (!parsed_geometry)
589	{	696	{
590	parsed_geometry = 1;	697	parsed_geometry = 1;
		698
591	if (rs[Rs_geometry])	699	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		701
593	if (flags & WidthValue)	702	if (flags & WidthValue)
594	{	703	{
595	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	704	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
596	szHint.flags |= USSize;	705	szHint.flags |= USSize;
597	}	706	}
		707
598	if (flags & HeightValue)	708	if (flags & HeightValue)
599	{	709	{
600	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	710	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
601	szHint.flags |= USSize;	711	szHint.flags |= USSize;
602	}	712	}
		713
603	if (flags & XValue)	714	if (flags & XValue)
604	{	715	{
605	szHint.x = x;	716	szHint.x = x;
606	szHint.flags |= USPosition;	717	szHint.flags |= USPosition;
		718
607	if (flags & XNegative)	719	if (flags & XNegative)
608	{	720	{
609	recalc_x = 1;	721	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	722	szHint.win_gravity = NorthEastGravity;
611	}	723	}
612	}	724	}
		725
613	if (flags & YValue)	726	if (flags & YValue)
614	{	727	{
615	szHint.y = y;	728	szHint.y = y;
616	szHint.flags |= USPosition;	729	szHint.flags |= USPosition;
		730
617	if (flags & YNegative)	731	if (flags & YNegative)
618	{	732	{
619	recalc_y = 1;	733	recalc_y = 1;
		734
620	if (szHint.win_gravity == NorthEastGravity)	735	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	736	szHint.win_gravity = SouthEastGravity;
622	else	737	else
623	szHint.win_gravity = SouthWestGravity;	738	szHint.win_gravity = SouthWestGravity;
624	}	739	}
625	}	740	}
626	}	741	}
		742
627	/* TODO: BOUNDS */	743	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	744	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	745	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	746	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	747	max_height = MAX_ROWS * fheight;
632		748
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	749	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		750
635	sb_w = mb_h = 0;	751	sb_w = 0;
636	window_vt_x = window_vt_y = 0;	752	window_vt_x = window_vt_y = int_bwidth;
637	if (scrollbar_visible ())	753
		754	if (scrollBar.state)
638	{	755	{
639	sb_w = scrollbar_TotalWidth ();	756	sb_w = scrollbar_TotalWidth ();
640	szHint.base_width += sb_w;	757	szHint.base_width += sb_w;
		758
641	if (! (Options & Opt_scrollBar_right))	759	if (!option (Opt_scrollBar_right))
642	window_vt_x = sb_w;	760	window_vt_x += sb_w;
643	}
644	if (menubar_visible ())
645	{	761	}
646	mb_h = menuBar_TotalHeight ();	762
647	szHint.base_height += mb_h;
648	window_vt_y = mb_h;
649	}
650	szHint.width_inc = TermWin.fwidth;	763	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	764	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	765	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	766	szHint.min_height = szHint.base_height + szHint.height_inc;
654		767
655	if (width && width - szHint.base_width < max_width)	768	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	769	{
657	szHint.width = width;	770	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	771	width = newwidth - szHint.base_width;
659	}	772	}
660	else	773	else
661	{	774	{
662	MIN_IT (TermWin.width, max_width);	775	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	776	szHint.width = szHint.base_width + width;
664	}	777	}
		778
665	if (height && height - szHint.base_height < max_height)	779	if (newheight && newheight - szHint.base_height < max_height)
666	{	780	{
667	szHint.height = height;	781	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	782	height = newheight - szHint.base_height;
669	}	783	}
670	else	784	else
671	{	785	{
672	MIN_IT (TermWin.height, max_height);	786	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	787	szHint.height = szHint.base_height + height;
674	}	788	}
		789
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	790	if (scrollBar.state && option (Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;	791	window_sb_x = szHint.width - sb_w;
677		792
678	if (recalc_x)	793	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	794	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);	795
681	if (recalc_y)	796	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	797	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		798
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	799	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	800	nrow = height / fheight;
687	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,
689	szHint.height));
690	return;
691	}	801	}
692		802
693	/*----------------------------------------------------------------------*/	803	/*----------------------------------------------------------------------*/
694	/*	804	/*
695	* Tell the teletype handler what size the window is.	805	* Tell the teletype handler what size the window is.
696	* Called after a window size change.	806	* Called after a window size change.
697	*/	807	*/
698	void	808	void
699	rxvt_term::tt_winch ()	809	rxvt_term::tt_winch ()
700	{	810	{
		811	if (pty->pty < 0)
		812	return;
		813
701	struct winsize ws;	814	struct winsize ws;
702		815
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	816	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	817	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	818	ws.ws_xpixel = width;
709	#ifndef DEBUG_SIZE	819	ws.ws_ypixel = height;
710	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	820	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
711	#else	821
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	822	#if 0
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	823	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */	824	if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);	825	kill (-cmd_pid, SIGWINCH);
717	# endif
718	#endif	826	#endif
719	}	827	}
720		828
721	/*----------------------------------------------------------------------*/	829	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */	830	/* set_fonts () - load and set the various fonts
723	/*	831	*
724	* init = 1 - initialize	832	* init = 1 - initialize
725	*	833	*
726	* fontname == FONT_UP - switch to bigger font	834	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font	835	* fontname == FONT_DN - switch to smaller font
728	*/	836	*/
729	bool	837	bool
730	rxvt_term::change_font (const char *fontname)	838	rxvt_term::set_fonts ()
731	{	839	{
732	if (fontname == FONT_UP)
733	{
734	// TODO
735	}
736	else if (fontname == FONT_DN)
737	{
738	// TODO
739	}
740	else
741	{
742	rxvt_fontset *fs = new rxvt_fontset (this);	840	rxvt_fontset *fs = new rxvt_fontset (this);
		841	rxvt_fontprop prop;
743		842
744	if (fs && fs->populate (fontname ? fontname : "fixed"))	843	if (!fs
		844	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		845	|| !fs->realize_font (1))
		846	{
		847	delete fs;
		848	return false;
		849	}
		850
		851	#if ENABLE_STYLES
		852	for (int i = RS_styleCount; --i; )
		853	if (fontset[i] != fontset[0])
		854	delete fontset[i];
		855	#endif
		856
		857	delete fontset[0];
		858	fontset[0] = fs;
		859
		860	prop = (*fs)[1]->properties ();
		861	prop.height += lineSpace;
		862
		863	fs->set_prop (prop, false);
		864
		865	fwidth = prop.width;
		866	fheight = prop.height;
		867	fbase = prop.ascent;
		868
		869	for (int style = 1; style < 4; style++)
		870	{
		871	#if ENABLE_STYLES
		872	const char *res = rs[Rs_font + style];
		873
		874	if (res && !*res)
		875	fontset[style] = fontset[0];
		876	else
745	{	877	{
746	delete TermWin.fontset;	878	fontset[style] = fs = new rxvt_fontset (this);
747	TermWin.fontset = fs;	879	rxvt_fontprop prop2 = prop;
748	TermWin.fwidth = fs->base_font ()->width;
749	TermWin.fheight = fs->base_font ()->height;
750	TermWin.fbase = fs->base_font ()->ascent;
751		880
752	if (TermWin.parent[0])	881	if (res)
753	{	882	{
754	resize_all_windows (0, 0, 0);	883	fs->populate (res);
755	scr_remap_chars ();	884	fs->set_prop (prop2, false);
756	scr_touch (true);
757	}	885	}
		886	else
		887	{
		888	fs->populate (fontset[0]->fontdesc);
758		889
759	return true;	890	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		891	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		892
		893	fs->set_prop (prop2, true);
		894	}
		895
760	}	896	}
		897	#else
		898	fontset[style] = fontset[0];
		899	#endif
		900	}
		901
		902	if (parent[0])
761	}	903	{
		904	resize_all_windows (0, 0, 0);
		905	scr_remap_chars ();
		906	scr_touch (true);
		907	}
762		908
763	return false;	909	return true;
764	}	910	}
765		911
766	bool	912	void
767	rxvt_term::font_up_down (int n, int direction)	913	rxvt_term::set_string_property (Atom prop, const char *str, int len)
768	{	914	{
769	return false;	915	XChangeProperty (dpy, parent[0],
		916	prop, XA_STRING, 8, PropModeReplace,
		917	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		918	}
		919
		920	void
		921	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		922	{
		923	wchar_t *ws = rxvt_mbstowcs (str, len);
		924	char *s = rxvt_wcstoutf8 (ws);
		925
		926	XChangeProperty (dpy, parent[0],
		927	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		928	(const unsigned char *)s, strlen (s));
		929
		930	free (s);
		931	free (ws);
770	}	932	}
771		933
772	/*----------------------------------------------------------------------*/	934	/*----------------------------------------------------------------------*/
773	/*----------------------------------------------------------------------*/	935	/*----------------------------------------------------------------------*/
774	/* xterm sequences - title, iconName, color (exptl) */	936	/* xterm sequences - title, iconName, color (exptl) */
775	void	937	void
776	rxvt_term::set_title (const char *str)	938	rxvt_term::set_title (const char *str)
777	{	939	{
778	#ifndef SMART_WINDOW_TITLE	940	set_string_property (XA_WM_NAME, str);
779	XStoreName (display->display, TermWin.parent[0], str);	941	#if ENABLE_EWMH
780	#else	942	set_utf8_property (xa[XA_NET_WM_NAME], str);
781	char *name;
782
783	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784	name = NULL;
785	if (name == NULL || STRCMP (name, str))
786	XStoreName (display->display, TermWin.parent[0], str);
787	if (name)
788	XFree (name);
789	#endif	943	#endif
790	}	944	}
791		945
792	void	946	void
793	rxvt_term::set_iconName (const char *str)	947	rxvt_term::set_icon_name (const char *str)
794	{	948	{
795	#ifndef SMART_WINDOW_TITLE	949	set_string_property (XA_WM_ICON_NAME, str);
796	XSetIconName (display->display, TermWin.parent[0], str);	950	#if ENABLE_EWMH
797	#else	951	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798	char *name;
799
800	if (XGetIconName (display->display, TermWin.parent[0], &name))
801	name = NULL;
802	if (name == NULL || STRCMP (name, str))
803	XSetIconName (display->display, TermWin.parent[0], str);
804	if (name)
805	XFree (name);
806	#endif	952	#endif
807	}	953	}
808		954
		955	void
		956	rxvt_term::set_window_color (int idx, const char *color)
		957	{
809	#ifdef XTERM_COLOR_CHANGE	958	#ifdef XTERM_COLOR_CHANGE
810	void
811	rxvt_term::set_window_color (int idx, const char *color)
812	{
813	rxvt_color xcol;	959	rxvt_color xcol;
814	int i;	960	int i;
815		961
816	if (color == NULL || *color == '\0')	962	if (color == NULL || *color == '\0')
817	return;	963	return;
818		964
		965	color = strdup (color);
		966	allocated.push_back ((void *)color);
		967	rs[Rs_color + idx] = color;
		968
819	/* handle color aliases */	969	/* handle color aliases */
820	if (isdigit (*color))	970	if (isdigit (*color))
821	{	971	{
822	i = atoi (color);	972	i = atoi (color);
		973
823	if (i >= 8 && i <= 15)	974	if (i >= 8 && i <= 15)
824	{ /* bright colors */	975	{ /* bright colors */
825	i -= 8;	976	i -= 8;
826	# ifndef NO_BRIGHTCOLOR
827	PixColors[idx] = PixColors[minBrightCOLOR + i];	977	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
828	SET_PIXCOLOR (idx);
829	goto Done;	978	goto done;
830	# endif
831
832	}	979	}
		980
833	if (i >= 0 && i <= 7)	981	if (i >= 0 && i <= 7)
834	{ /* normal colors */	982	{ /* normal colors */
835	PixColors[idx] = PixColors[minCOLOR + i];	983	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836	SET_PIXCOLOR (idx);
837	goto Done;	984	goto done;
838	}	985	}
839	}	986	}
840	if (!rXParseAllocColor (& xcol, color))	987
841	return;	988	set_color (xcol, color);
842	/* XStoreColor (display->display, XCMAP, XColor*); */
843		989
844	/*	990	/*
845	* FIXME: should free colors here, but no idea how to do it so instead,	991	* FIXME: should free colors here, but no idea how to do it so instead,
846	* so just keep gobbling up the colormap	992	* so just keep gobbling up the colormap
847	*/	993	*/
848	# if 0
849	for (i = Color_Black; i <= Color_White; i++)
850	if (PixColors[idx] == PixColors[i])
851	break;
852	if (i > Color_White)
853	{
854	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
855	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
856	DisplayPlanes (display->display, display->screen));
857	}
858	# endif
859		994
860	PixColors[idx] = xcol;	995	pix_colors_focused[idx] = xcol;
861	SET_PIXCOLOR (idx);
862		996
863	/* XSetWindowAttributes attr; */	997	/* XSetWindowAttributes attr; */
864	/* Cursor cursor; */	998	/* Cursor cursor; */
865	Done:	999	done:
866	if (idx == Color_bg && ! (Options & Opt_transparent))
867	XSetWindowBackground (display->display, TermWin.vt,
868	PixColors[Color_bg]);
869
870	/* handle Color_BD, scrollbar background, etc. */	1000	/*TODO: handle Color_BD, scrollbar background, etc. */
871		1001
872	set_colorfgbg ();	1002	update_fade_color (idx);
873	recolour_cursor ();	1003	recolour_cursor ();
874	/* the only reasonable way to enforce a clean update */	1004	scr_recolour ();
875	scr_poweron ();
876	}
877
878	#else
879	# define set_window_color (idx,color) ((void)0)
880	#endif /* XTERM_COLOR_CHANGE */	1005	#endif /* XTERM_COLOR_CHANGE */
		1006	}
881		1007
882	void	1008	void
883	rxvt_term::recolour_cursor ()	1009	rxvt_term::recolour_cursor ()
884	{	1010	{
885	#if TODO	1011	XColor fg, bg;
886	rxvt_color xcol[2];
887		1012
888	xcol[0] = PixColors[Color_pointer];	1013	(ISSET_PIXCOLOR (Color_pointer_fg)
889	xcol[1] = PixColors[Color_bg];	1014	? pix_colors_focused[Color_pointer_fg]
890	XQueryColors (display->display, XCMAP, xcol, 2);	1015	: pix_colors_focused[Color_fg]).get (fg);
891	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1016
892	#endif	1017	(ISSET_PIXCOLOR (Color_pointer_bg)
		1018	? pix_colors_focused[Color_pointer_bg]
		1019	: pix_colors_focused[Color_bg]).get (bg);
		1020
		1021	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
893	}	1022	}
894		1023
895	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
896	/*	1025	/*
897	* find if fg/bg matches any of the normal (low-intensity) colors	1026	* find if fg/bg matches any of the normal (low-intensity) colors
898	*/	1027	*/
899	void	1028	void
900	rxvt_term::set_colorfgbg ()	1029	rxvt_term::set_colorfgbg ()
901	{	1030	{
902	unsigned int i;	1031	unsigned int i;
903	const char *xpmb = "\0";	1032	const char *xpmb = "\0";
904	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1033	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905		1034
906	env_colorfgbg =
907	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908	STRCPY (fstr, "default");	1035	strcpy (fstr, "default");
909	STRCPY (bstr, "default");	1036	strcpy (bstr, "default");
910	for (i = Color_Black; i <= Color_White; i++)	1037	for (i = Color_Black; i <= Color_White; i++)
911	if (PixColors[Color_fg] == PixColors[i])	1038	if (pix_colors[Color_fg] == pix_colors[i])
912	{	1039	{
913	sprintf (fstr, "%d", (i - Color_Black));	1040	sprintf (fstr, "%d", (i - Color_Black));
914	break;	1041	break;
915	}	1042	}
		1043
916	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
917	if (PixColors[Color_bg] == PixColors[i])	1045	if (pix_colors[Color_bg] == pix_colors[i])
918	{	1046	{
919	sprintf (bstr, "%d", (i - Color_Black));	1047	sprintf (bstr, "%d", (i - Color_Black));
920	#ifdef XPM_BACKGROUND	1048	#ifdef BG_IMAGE_FROM_FILE
921	xpmb = "default;";	1049	xpmb = "default;";
922	#endif	1050	#endif
923	break;	1051	break;
924	}	1052	}
925		1053
926	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1054	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927
928	#ifndef NO_BRIGHTCOLOR
929	colorfgbg = DEFAULT_RSTYLE;
930	for (i = minCOLOR; i <= maxCOLOR; i++)
931	{
932	if (PixColors[Color_fg] == PixColors[i])
933	colorfgbg = SET_FGCOLOR (colorfgbg, i);
934	if (PixColors[Color_bg] == PixColors[i])
935	colorfgbg = SET_BGCOLOR (colorfgbg, i);
936	}
937	#endif
938	}	1055	}
939		1056
940	/*----------------------------------------------------------------------*/	1057	/*----------------------------------------------------------------------*/
941	/*
942	* Colour determination for low colour displays, routine from
943	* Hans de Goede <hans@highrise.nl>
944	*/
945		1058
946	int	1059	bool
947	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1060	rxvt_term::set_color (rxvt_color &color, const char *name)
948	{	1061	{
949	if (!screen_in_out->set (display, colour))	1062	if (color.set (this, name))
950	{
951	rxvt_print_error ("can't allocate colour: %s", colour);
952	return false;
953	}
954
955	return true;	1063	return true;
		1064
		1065	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1066	return false;
		1067	}
		1068
		1069	void
		1070	rxvt_term::alias_color (int dst, int src)
		1071	{
		1072	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
956	}	1073	}
957		1074
958	/* -------------------------------------------------------------------- *	1075	/* -------------------------------------------------------------------- *
959	* - WINDOW RESIZING - *	1076	* - WINDOW RESIZING - *
960	* -------------------------------------------------------------------- */	1077	* -------------------------------------------------------------------- */
961	void	1078	void
962	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1079	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
963	{	1080	{
964	int fix_screen;	1081	int fix_screen;
		1082	int old_width = szHint.width;
		1083	int old_height = szHint.height;
965		1084
966	#ifdef SMART_RESIZE
967	int old_width = szHint.width, old_height = szHint.height;
968	#endif
969
970	window_calc (width, height);	1085	window_calc (newwidth, newheight);
		1086
		1087	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
971	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1088	XSetWMNormalHints (dpy, parent[0], &szHint);
		1089
972	if (!ignoreparent)	1090	if (!ignoreparent)
973	{	1091	{
974	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
975	/*	1093	/*
976	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
979	int x, y, x1, y1;	1097	int x, y, x1, y1;
980	int dx, dy;	1098	int dx, dy;
981	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982	Window unused_cr;	1100	Window unused_cr;
983		1101
984	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1102	XTranslateCoordinates (dpy, parent[0], display->root,
985	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
986	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
987	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
988	/*	1106	/*
989	* if display->root isn't the parent window, a WM will probably have offset	1107	* if display->root isn't the parent window, a WM will probably have offset
990	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
991	*/	1109	*/
…		…
993	{	1111	{
994	x -= x1;	1112	x -= x1;
995	y -= y1;	1113	y -= y1;
996	}	1114	}
997		1115
998	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1116	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
999	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1117	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1000	dx = old_width - szHint.width;	1118	dx = old_width - szHint.width;
1001	dy = old_height - szHint.height;	1119	dy = old_height - szHint.height;
1002		1120
1003	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
1004	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
1005	dx = 0;	1123	dx = 0;
…		…
1008	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
1009	dy = 0;	1127	dy = 0;
1010	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
1011	dy /= 2;	1129	dy /= 2;
1012		1130
1013	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1014	szHint.width, szHint.height);	1132	szHint.width, szHint.height);
1015	#else	1133	#else
1016	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1134	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1017	szHint.height);
1018	#endif	1135	#endif
1019
1020	}	1136	}
1021		1137
1022	fix_screen = (TermWin.ncol != prev_ncol	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1023	|| TermWin.nrow != prev_nrow);
1024		1139
1025	if (fix_screen || width != old_width || height != old_height)	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
1026	{	1141	{
1027	if (scrollbar_visible ())	1142	if (scrollBar.state)
1028	{	1143	{
1029	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1144	XMoveResizeWindow (dpy, scrollBar.win,
		1145	window_sb_x, 0,
1030	0, scrollbar_TotalWidth (), szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
1031	resize_scrollbar ();	1147	resize_scrollbar ();
1032	}	1148	}
1033		1149
1034	if (menubar_visible ())	1150	XMoveResizeWindow (dpy, vt,
1035	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1151	window_vt_x, window_vt_y,
1036	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1037
1038	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1039	window_vt_y, TermWin_TotalWidth (),
1040	TermWin_TotalHeight ());	1152	width, height);
1041	scr_clear (height != old_height);
1042	#ifdef XPM_BACKGROUND
1043	resize_pixmap ();
1044	#endif
1045		1153
		1154	#ifdef HAVE_BG_PIXMAP
		1155	if (bgPixmap.window_size_sensitive ())
		1156	update_background ();
		1157	#endif
		1158
		1159	scr_clear ();
1046	}	1160	}
1047		1161
1048	if (fix_screen || old_height == 0)	1162	if (fix_screen || old_height == 0)
1049	{
1050	int curr_screen = -1;
1051	int old_ncol = prev_ncol;
1052
1053	/* scr_reset only works on the primary screen */
1054	if (old_height) /* this is not the first time through */
1055	{
1056	unsigned int ncol = TermWin.ncol;
1057	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058	curr_screen = scr_change_screen (PRIMARY);
1059	TermWin.ncol = ncol;
1060	}
1061
1062	scr_reset ();	1163	scr_reset ();
1063		1164
1064	if (curr_screen >= 0) /* this is not the first time through */	1165	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1065	{	1166	//scr_touch (false);
1066	scr_change_screen (curr_screen);
1067	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1068	}
1069	}
1070		1167
1071	old_width = szHint.width;	1168	#ifdef HAVE_BG_PIXMAP
1072	old_height = szHint.height;	1169	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1170	// if (bgPixmap.pixmap)
		1171	// scr_touch (false);
		1172	#endif
1073		1173
1074	#ifdef USE_XIM	1174	#ifdef USE_XIM
1075	IMSetStatusPosition ();	1175	IMSetPosition ();
1076	#endif	1176	#endif
1077	}	1177	}
1078		1178
1079	/*	1179	/*
1080	* Set the width/height of the vt window in characters. Units are pixels.	1180	* Set the width/height of the vt window in characters. Units are pixels.
1081	* good for toggling 80/132 columns	1181	* good for toggling 80/132 columns
1082	*/	1182	*/
1083	void	1183	void
1084	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1184	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085	{	1185	{
1086	XWindowAttributes wattr;	1186	XWindowAttributes wattr;
1087		1187
1088	if (width == 0 || height == 0)	1188	if (newwidth == 0 || newheight == 0)
1089	{	1189	{
1090	XGetWindowAttributes (display->display, display->root, &wattr);	1190	XGetWindowAttributes (dpy, display->root, &wattr);
		1191
1091	if (width == 0)	1192	if (newwidth == 0)
1092	width = wattr.width - szHint.base_width;	1193	newwidth = wattr.width - szHint.base_width;
1093	if (height == 0)	1194	if (newheight == 0)
1094	height = wattr.height - szHint.base_height;	1195	newheight = wattr.height - szHint.base_height;
1095	}
1096	if (width != TermWin.width || height != TermWin.height)
1097	{	1196	}
		1197
		1198	if (newwidth != width || newheight != height)
		1199	{
1098	width += szHint.base_width;	1200	newwidth += szHint.base_width;
1099	height += szHint.base_height;	1201	newheight += szHint.base_height;
1100	resize_all_windows (width, height, 0);	1202	resize_all_windows (newwidth, newheight, 0);
1101	}	1203	}
1102	}	1204	}
1103		1205
1104	/* -------------------------------------------------------------------- *	1206	/* -------------------------------------------------------------------- *
1105	* - X INPUT METHOD ROUTINES - *	1207	* - X INPUT METHOD ROUTINES - *
1106	* -------------------------------------------------------------------- */	1208	* -------------------------------------------------------------------- */
1107	#ifdef USE_XIM	1209	#ifdef USE_XIM
1108		1210
1109	void	1211	void
		1212	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1213	{
		1214	fg = pix_colors [Color_fg];
		1215	bg = pix_colors [Color_bg];
		1216	}
		1217
		1218	void
1110	rxvt_term::im_set_size (XRectangle *size)	1219	rxvt_term::im_set_size (XRectangle &size)
1111	{	1220	{
1112	size->x = TermWin.int_bwidth;	1221	// the int_bwidth terms make no sense to me
1113	size->y = TermWin.int_bwidth;	1222	size.x = int_bwidth;
1114	size->width = Width2Pixel (TermWin.ncol);	1223	size.y = int_bwidth;
1115	size->height = Height2Pixel (TermWin.nrow);	1224	size.width = Width2Pixel (ncol) + int_bwidth;
		1225	size.height = Height2Pixel (nrow) + int_bwidth;
1116	}	1226	}
1117		1227
1118	void	1228	void
1119	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1229	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1230	XRectangle &status_rect,
		1231	const XRectangle &needed_rect)
1120	{	1232	{
1121	*fg = PixColors[Color_fg];	1233	preedit_rect.x = needed_rect.width;
1122	*bg = PixColors[Color_bg];	1234	preedit_rect.y = 0;
		1235	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1236	preedit_rect.height = fheight;
		1237
		1238	status_rect.x = 0;
		1239	status_rect.y = 0;
		1240	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1241	status_rect.height = fheight;
1123	}	1242	}
1124		1243
1125	/* Checking whether input method is running. */	1244	/* Checking whether input method is running. */
1126	bool	1245	bool
1127	rxvt_term::IMisRunning ()	1246	rxvt_term::IMisRunning ()
1128	{	1247	{
1129	char *p;	1248	char *p;
1130	Atom atom;	1249	Atom atom;
1131	Window win;	1250	Window win;
1132	char server[IMBUFSIZ];	1251	char server[IMBUFSIZ];
1133		1252
1134	/* get current locale modifier */	1253	/* get current locale modifier */
1135	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1254	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1136	{	1255	{
1137	STRCPY (server, "@server=");	1256	strcpy (server, "@server=");
1138	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1257	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1258
1139	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1259	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1140	*p = '\0';	1260	*p = '\0';
1141		1261
1142	atom = XInternAtom (display->display, server, False);	1262	atom = XInternAtom (dpy, server, False);
1143	win = XGetSelectionOwner (display->display, atom);	1263	win = XGetSelectionOwner (dpy, atom);
		1264
1144	if (win != None)	1265	if (win != None)
1145	return True;	1266	return True;
1146	}	1267	}
		1268
1147	return False;	1269	return False;
1148	}	1270	}
1149		1271
1150	void	1272	void
1151	rxvt_term::IMSendSpot ()	1273	rxvt_term::IMSendSpot ()
1152	{	1274	{
1153	XPoint spot;	1275	XPoint nspot;
1154	XVaNestedList preedit_attr;	1276	XVaNestedList preedit_attr;
1155		1277
1156	if (Input_Context == NULL	1278	if (!Input_Context
1157	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1279	|| !focus
1158	|| ! (event_type == KeyPress	1280	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1159	|| event_type == Expose
1160	|| event_type == NoExpose
1161	|| event_type == SelectionNotify
1162	|| event_type == ButtonRelease || event_type == FocusIn)
1163	|| !IMisRunning ())
1164	return;	1281	return;
1165		1282
1166	im_set_position (&spot);	1283	im_set_position (nspot);
		1284
		1285	if (nspot.x == spot.x && nspot.y == spot.y)
		1286	return;
		1287
		1288	spot = nspot;
1167		1289
1168	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1290	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1291	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170	XFree (preedit_attr);	1292	XFree (preedit_attr);
1171	}	1293	}
1172		1294
1173	void	1295	void
1174	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175	XRectangle * needed_rect)
1176	{
1177	int mbh, vtx = 0;
1178
1179	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180	vtx = scrollbar_TotalWidth ();
1181
1182	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183	mbh -= TermWin.lineSpace;
1184
1185	preedit_rect->x = needed_rect->width + vtx;
1186	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189	preedit_rect->height = Height2Pixel (1);
1190
1191	status_rect->x = vtx;
1192	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195	status_rect->height = Height2Pixel (1);
1196	}
1197
1198	void
1199	rxvt_term::im_destroy ()	1296	rxvt_term::im_destroy ()
1200	{	1297	{
1201	if (Input_Context)
1202	{
1203	XDestroyIC (Input_Context);
1204	Input_Context = NULL;
1205	}
1206
1207	if (input_method)	1298	if (input_method)
1208	{	1299	{
		1300	if (Input_Context && input_method->xim)
		1301	XDestroyIC (Input_Context);
		1302
1209	display->put_xim (input_method);	1303	display->put_xim (input_method);
1210	input_method = 0;	1304	input_method = 0;
1211	}	1305	}
		1306
		1307	Input_Context = 0;
1212	}	1308	}
		1309
		1310	#ifdef ENABLE_XIM_ONTHESPOT
		1311
		1312	static void
		1313	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1314	{
		1315	((rxvt_term *)client_data)->make_current ();
		1316	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1317	}
		1318
		1319	static void
		1320	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1321	{
		1322	((rxvt_term *)client_data)->make_current ();
		1323	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1324	}
		1325
		1326	static void
		1327	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1328	{
		1329	rxvt_term *term = (rxvt_term *)client_data;
		1330	XIMText *text = call_data->text;
		1331
		1332	term->make_current ();
		1333
		1334	if (text)
		1335	{
		1336	void *str;
		1337
		1338	if (!text->encoding_is_wchar && text->string.multi_byte)
		1339	{
		1340	// of course, X makes it ugly again
		1341	if (term->rs[Rs_imLocale])
		1342	SET_LOCALE (term->rs[Rs_imLocale]);
		1343
		1344	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1345	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1346
		1347	if (term->rs[Rs_imLocale])
		1348	SET_LOCALE (term->locale);
		1349	}
		1350	else
		1351	str = (void *)text->string.wide_char;
		1352
		1353	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1354	DT_INT, call_data->caret,
		1355	DT_INT, call_data->chg_first,
		1356	DT_INT, call_data->chg_length,
		1357	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1358	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1359	DT_END));
		1360	}
		1361	else
		1362	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1363	DT_INT, call_data->caret,
		1364	DT_INT, call_data->chg_first,
		1365	DT_INT, call_data->chg_length,
		1366	DT_END));
		1367	}
		1368
		1369	#if 0
		1370	static void
		1371	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1372	{
		1373	((rxvt_term *)client_data)->make_current ();
		1374	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1375	DT_INT, call_data->position,
		1376	DT_INT, call_data->direction,
		1377	DT_INT, call_data->style,
		1378	DT_END));
		1379	}
		1380	#endif
		1381
		1382	#endif
1213		1383
1214	/*	1384	/*
1215	* Try to open a XIM with the current modifiers, then see if we can	1385	* Try to open a XIM with the current modifiers, then see if we can
1216	* open a suitable preedit type	1386	* open a suitable preedit type
1217	*/	1387	*/
1218	bool	1388	bool
1219	rxvt_term::IM_get_IC (const char *modifiers)	1389	rxvt_term::IM_get_IC (const char *modifiers)
1220	{	1390	{
1221	int i, j, found;	1391	int i, j, found;
1222	XIM xim;	1392	XIM xim;
1223	XPoint spot;	1393	XPoint spot;
1224	XRectangle rect, status_rect, needed_rect;	1394	XRectangle rect, status_rect, needed_rect;
1225	unsigned long fg, bg;	1395	unsigned long fg, bg;
1226	const char *p;	1396	const char *p;
1227	char **s;	1397	char **s;
1228	XIMStyles *xim_styles;	1398	XIMStyles *xim_styles;
1229	XVaNestedList preedit_attr, status_attr;	1399	#ifdef ENABLE_XIM_ONTHESPOT
		1400	XIMCallback xcb[4];
		1401	#endif
		1402
		1403	set_environ (envv);
1230		1404
1231	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1405	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232	return false;	1406	return false;
1233		1407
1234	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235	input_method = display->get_xim (locale, modifiers);	1408	input_method = display->get_xim (locale, modifiers);
1236	if (input_method == NULL)	1409	if (input_method == NULL)
1237	return false;	1410	return false;
1238		1411
1239	xim = input_method->xim;	1412	xim = input_method->xim;
		1413	spot.x = spot.y = -1;
1240		1414
1241	xim_styles = NULL;	1415	xim_styles = NULL;
1242	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1416	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243	|| !xim_styles || !xim_styles->count_styles)	1417	|| !xim_styles || !xim_styles->count_styles)
1244	{	1418	{
1245	display->put_xim (input_method);	1419	im_destroy ();
1246	return false;	1420	return false;
1247	}	1421	}
1248		1422
1249	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1423	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1424
		1425	for (int pi = 0; pi < 2; pi++)
		1426	{
		1427	p = pet[pi];
		1428
		1429	if (!p)
		1430	continue;
		1431
1250	s = rxvt_splitcommastring (p);	1432	s = rxvt_splitcommastring (p);
		1433
1251	for (i = found = 0; !found && s[i]; i++)	1434	for (i = found = 0; !found && s[i]; i++)
1252	{	1435	{
1253	if (!STRCMP (s[i], "OverTheSpot"))	1436	if (!strcmp (s[i], "OverTheSpot"))
1254	input_style = (XIMPreeditPosition | XIMStatusNothing);	1437	input_style = XIMPreeditPosition | XIMStatusNothing;
1255	else if (!STRCMP (s[i], "OffTheSpot"))	1438	else if (!strcmp (s[i], "OffTheSpot"))
1256	input_style = (XIMPreeditArea | XIMStatusArea);	1439	input_style = XIMPreeditArea | XIMStatusArea;
1257	else if (!STRCMP (s[i], "Root"))	1440	else if (!strcmp (s[i], "Root"))
1258	input_style = (XIMPreeditNothing | XIMStatusNothing);	1441	input_style = XIMPreeditNothing | XIMStatusNothing;
		1442	else if (!strcmp (s[i], "None"))
		1443	input_style = XIMPreeditNone | XIMStatusNone;
		1444	#ifdef ENABLE_XIM_ONTHESPOT
		1445	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1446	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1447	#endif
		1448	else
		1449	input_style = XIMPreeditNothing | XIMStatusNothing;
1259		1450
1260	for (j = 0; j < xim_styles->count_styles; j++)	1451	for (j = 0; j < xim_styles->count_styles; j++)
1261	if (input_style == xim_styles->supported_styles[j])	1452	if (input_style == xim_styles->supported_styles[j])
1262	{	1453	{
		1454	rxvt_freecommastring (s);
		1455
1263	found = 1;	1456	found = 1;
1264	break;	1457	goto foundpet;
		1458	}
		1459
1265	}	1460	}
1266	}
1267		1461
1268	for (i = 0; s[i]; i++)	1462	rxvt_freecommastring (s);
1269	free (s[i]);	1463	}
1270		1464
1271	free (s);	1465	foundpet:
		1466
1272	XFree (xim_styles);	1467	XFree (xim_styles);
1273		1468
1274	if (!found)	1469	if (!found)
1275	{	1470	{
1276	display->put_xim (input_method);	1471	im_destroy ();
1277	return false;	1472	return false;
1278	}	1473	}
1279		1474
1280	preedit_attr = status_attr = NULL;	1475	XFontSet fs = 0;
		1476	XVaNestedList preedit_attr = 0, status_attr = 0;
		1477
		1478	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1479	{
		1480	// fake us a font-set, please
		1481	char **missing_charset_list;
		1482	int missing_charset_count;
		1483	char *def_string;
		1484	char pat[512];
		1485
		1486	sprintf (pat,
		1487	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"*",
		1493	fheight,
		1494	fheight + 1, fheight - 1,
		1495	fheight - 2, fheight + 2);
		1496
		1497	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1498	&missing_charset_list, &missing_charset_count, &def_string);
		1499
		1500	if (missing_charset_list)
		1501	XFreeStringList (missing_charset_list);
		1502
		1503	if (!fs)
		1504	{
		1505	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1506	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1507	}
		1508	}
1281		1509
1282	if (input_style & XIMPreeditPosition)	1510	if (input_style & XIMPreeditPosition)
1283	{	1511	{
1284	im_set_size (&rect);	1512	im_set_size (rect);
1285	im_set_position (&spot);	1513	im_set_position (spot);
1286	im_set_color (&fg, &bg);	1514	im_set_color (fg, bg);
1287		1515
1288	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1516	preedit_attr = XVaCreateNestedList (0,
		1517	XNForeground, fg,
		1518	XNBackground, bg,
		1519	XNArea, &rect,
1289	XNSpotLocation, &spot,	1520	XNSpotLocation, &spot,
1290	XNForeground, fg, XNBackground, bg,
1291	//XNFontSet, TermWin.fontset,	1521	XNFontSet, fs,
1292	NULL);	1522	NULL);
1293	}	1523	}
1294	else if (input_style & XIMPreeditArea)	1524	else if (input_style & XIMPreeditArea)
1295	{	1525	{
1296	im_set_color (&fg, &bg);	1526	im_set_color (fg, bg);
1297		1527
1298	/*	1528	/*
1299	* The necessary width of preedit area is unknown	1529	* The necessary width of preedit area is unknown
1300	* until create input context.	1530	* until create input context.
1301	*/	1531	*/
1302	needed_rect.width = 0;	1532	needed_rect.width = 0;
1303
1304	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1533	im_set_preedit_area (rect, status_rect, needed_rect);
1305		1534
1306	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1535	preedit_attr = XVaCreateNestedList (0,
		1536	XNForeground, fg,
1307	XNForeground, fg, XNBackground, bg,	1537	XNBackground, bg,
		1538	XNArea, &rect,
		1539	XNFontSet, fs,
		1540	NULL);
		1541	status_attr = XVaCreateNestedList (0,
		1542	XNForeground, fg,
		1543	XNBackground, bg,
		1544	XNArea, &status_rect,
1308	//XNFontSet, TermWin.fontset,	1545	XNFontSet, fs,
1309	NULL);	1546	NULL);
1310	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1547	}
1311	XNForeground, fg, XNBackground, bg,	1548	#if ENABLE_XIM_ONTHESPOT
1312	//XNFontSet, TermWin.fontset,	1549	else if (input_style & XIMPreeditCallbacks)
		1550	{
		1551	im_set_position (spot);
		1552
		1553	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1554	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1555	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1556	# if 0
		1557	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1558	# endif
		1559
		1560	preedit_attr = XVaCreateNestedList (0,
		1561	XNSpotLocation, &spot,
		1562	XNPreeditStartCallback, &xcb[0],
		1563	XNPreeditDoneCallback , &xcb[1],
		1564	XNPreeditDrawCallback , &xcb[2],
		1565	# if 0
		1566	XNPreeditCaretCallback, &xcb[3],
		1567	# endif
1313	NULL);	1568	NULL);
1314	}	1569	}
		1570	#endif
1315		1571
1316	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1572	Input_Context = XCreateIC (xim,
		1573	XNInputStyle, input_style,
1317	XNClientWindow, TermWin.parent[0],	1574	XNClientWindow, vt,
1318	XNFocusWindow, TermWin.parent[0],	1575	XNFocusWindow, parent[0],
1319	preedit_attr ? XNPreeditAttributes : NULL,	1576	preedit_attr ? XNPreeditAttributes : NULL,
1320	preedit_attr,	1577	preedit_attr,
1321	status_attr ? XNStatusAttributes : NULL,	1578	status_attr ? XNStatusAttributes : NULL,
1322	status_attr, NULL);	1579	status_attr, NULL);
		1580
1323	if (preedit_attr) XFree (preedit_attr);	1581	if (preedit_attr) XFree (preedit_attr);
1324	if (status_attr) XFree (status_attr);	1582	if (status_attr) XFree (status_attr);
		1583	if (fs) XFreeFontSet (dpy, fs);
1325		1584
1326	if (Input_Context == NULL)	1585	if (Input_Context == NULL)
1327	{	1586	{
1328	rxvt_print_error ("failed to create input context");	1587	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329	display->put_xim (input_method);	1588	im_destroy ();
1330	return false;	1589	return false;
1331	}	1590	}
1332		1591
1333	if (input_style & XIMPreeditArea)	1592	#if 0
		1593	// unfortunately, only the focus window is used by XIM, hard to fix
		1594	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1595	vt_select_input ();
		1596	#endif
		1597
1334	IMSetStatusPosition ();	1598	IMSetPosition ();
1335		1599
1336	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1337	return true;	1600	return true;
1338	}	1601	}
1339		1602
1340	void	1603	void
1341	rxvt_term::im_cb ()	1604	rxvt_term::im_cb ()
1342	{	1605	{
1343	int i, found, had_im;	1606	int i;
1344	const char *p;	1607	const char *p;
1345	char **s;	1608	char **s;
1346	char buf[IMBUFSIZ];	1609	char buf[IMBUFSIZ];
1347		1610
		1611	make_current ();
		1612
1348	im_destroy ();	1613	im_destroy ();
1349		1614
1350	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351	if (Input_Context)	1615	if (Input_Context)
1352	return;	1616	return;
1353		1617
1354	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1618	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1355	if (rs[Rs_imLocale])	1619	if (rs[Rs_imLocale])
…		…
1360	if (p && *p)	1624	if (p && *p)
1361	{	1625	{
1362	bool found = false;	1626	bool found = false;
1363		1627
1364	s = rxvt_splitcommastring (p);	1628	s = rxvt_splitcommastring (p);
		1629
1365	for (i = 0; s[i]; i++)	1630	for (i = 0; s[i]; i++)
1366	{	1631	{
1367	if (*s[i])	1632	if (*s[i])
1368	{	1633	{
1369	STRCPY (buf, "@im=");	1634	strcpy (buf, "@im=");
1370	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1635	strncat (buf, s[i], IMBUFSIZ - 5);
1371	if (IM_get_IC (buf))	1636	if (IM_get_IC (buf))
1372	{	1637	{
1373	found = true;	1638	found = true;
1374	break;	1639	break;
1375	}	1640	}
1376	}	1641	}
1377	}	1642	}
1378	for (i = 0; s[i]; i++)	1643
1379	free (s[i]);	1644	rxvt_freecommastring (s);
1380	free (s);
1381		1645
1382	if (found)	1646	if (found)
1383	goto done;	1647	goto done;
1384	}	1648	}
1385		1649
…		…
1397	SET_LOCALE (locale);	1661	SET_LOCALE (locale);
1398	#endif	1662	#endif
1399	}	1663	}
1400		1664
1401	void	1665	void
1402	rxvt_term::IMSetStatusPosition ()	1666	rxvt_term::IMSetPosition ()
1403	{	1667	{
1404	XRectangle preedit_rect, status_rect, *needed_rect;	1668	XRectangle preedit_rect, status_rect, *needed_rect;
1405	XVaNestedList preedit_attr, status_attr;	1669	XVaNestedList preedit_attr, status_attr;
1406		1670
1407	if (Input_Context == NULL	1671	if (!Input_Context
1408	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1672	|| !focus
		1673	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1409	|| !IMisRunning ())	1674	|| !IMisRunning ())
1410	return;	1675	return;
1411		1676
		1677	if (input_style & XIMPreeditPosition)
		1678	{
		1679	im_set_size (preedit_rect);
		1680	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1681
		1682	XSetICValues (Input_Context,
		1683	XNPreeditAttributes, preedit_attr, NULL);
		1684	}
		1685	else
		1686	{
1412	/* Getting the necessary width of preedit area */	1687	/* Getting the necessary width of preedit area */
1413	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1688	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1689	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415	XFree (status_attr);	1690	XFree (status_attr);
1416		1691
1417	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1692	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1693	XFree (needed_rect);
1418		1694
1419	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1695	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1696	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421		1697
1422	XSetICValues (Input_Context,	1698	XSetICValues (Input_Context,
1423	XNPreeditAttributes, preedit_attr,	1699	XNPreeditAttributes, preedit_attr,
1424	XNStatusAttributes, status_attr, NULL);	1700	XNStatusAttributes, status_attr,
		1701	NULL);
1425		1702
		1703	XFree (status_attr);
		1704	}
		1705
1426	XFree (preedit_attr);	1706	XFree (preedit_attr);
1427	XFree (status_attr);
1428	}	1707	}
1429	#endif /* USE_XIM */	1708	#endif /* USE_XIM */
1430		1709
1431	/*----------------------------------------------------------------------*/	1710	void
1432	rxvt_t rxvt_current_term;	1711	rxvt_term::get_window_origin (int &x, int &y)
		1712	{
		1713	Window cr;
		1714	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1715	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1716	}
		1717
		1718	Pixmap
		1719	rxvt_term::get_pixmap_property (int prop_id)
		1720	{
		1721	if (prop_id > 0 && prop_id < NUM_XA)
		1722	if (xa[prop_id])
		1723	{
		1724	int aformat;
		1725	unsigned long nitems, bytes_after;
		1726	Atom atype;
		1727	unsigned char *prop = NULL;
		1728	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1729	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1730	&nitems, &bytes_after, &prop);
		1731	if (result == Success && prop && atype == XA_PIXMAP)
		1732	{
		1733	return *(Pixmap *)prop;
		1734	}
		1735	}
		1736	return None;
		1737	}
		1738
		1739	#ifdef HAVE_BG_PIXMAP
		1740	int
		1741	rxvt_term::update_background ()
		1742	{
		1743	bgPixmap.invalidate ();
		1744
		1745	/* no chance of real time refresh if we are blurring ! */
		1746	if (bgPixmap.invalid_since + 0.5 < NOW && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1747	bgPixmap.render ();
		1748	else
		1749	{
		1750	update_background_ev.stop ();
		1751	if (!bgPixmap.need_client_side_rendering())
		1752	update_background_ev.start (NOW + .05);
		1753	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1754	update_background_ev.start (NOW + .2); /* very slow !!! */
		1755	else
		1756	update_background_ev.start (NOW + .07);
		1757	}
		1758	return 0;
		1759	}
		1760
		1761	void
		1762	rxvt_term::update_background_cb (time_watcher &w)
		1763	{
		1764	bgPixmap.render ();
		1765	}
		1766
		1767	#endif /* HAVE_BG_PIXMAP */
1433		1768
1434	/*----------------------- end-of-file (C source) -----------------------*/	1769	/*----------------------- end-of-file (C source) -----------------------*/

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