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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.65 by pcg, Fri Apr 2 15:15:26 2004 UTC vs.
Revision 1.352 by sf-exg, Fri Feb 11 01:24:46 2011 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) 2003-2010 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 "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	43	#include <cstring>
48		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	57	vector<rxvt_term *> rxvt_term::termlist;
50		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
51	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
52		63
53	bool	64	bool
54	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
55	{	66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
56	if (!locale || !STRNCMP (locale, curlocale, 128))	72	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	73	return false;
58		74
59	STRNCPY (curlocale, locale, 128);	75	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
61	return true;	77	return true;
62	}	78	}
63		79
		80	void
		81	rxvt_push_locale (const char *locale) NOTHROW
		82	{
		83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
		86
		87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
64	#if ENABLE_COMBINING	93	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	94	class rxvt_composite_vec rxvt_composite;
66		95
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	97	{
69	compose_char *cc;	98	compose_char *cc;
70		99
71	// break compose chains, as stupid readline really likes to duplicate	100	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	101	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	102	cc = (*this)[c1];
74	while (cc)	103	while (cc)
75	{	104	{
76	if (cc->c2 == c2) return c1;	105	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	106	cc = (*this)[cc->c1];
78	}	107	}
79		108
80	// check to see wether this combination already exists otherwise	109	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	110	for (cc = v.end (); cc-- > v.begin (); )
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	111	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	112	return COMPOSE_LO + (cc - v.begin ());
85	}
86		113
87	// allocate a new combination	114	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	116	{
90	static int seen;	117	static int seen;
91		118
92	if (!seen++)	119	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		121
95	return REPLACEMENT_CHAR;	122	return REPLACEMENT_CHAR;
96	}	123	}
97		124
98	v.push_back (compose_char (c1, c2));	125	v.push_back (compose_char (c1, c2));
…		…
123	return len;	150	return len;
124		151
125	}	152	}
126	#endif	153	#endif
127		154
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
144	:	156	{
145	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	#if HAVE_BG_PIXMAP
146	termwin_ev (this, &rxvt_term::x_cb),	158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	vt_ev (this, &rxvt_term::x_cb),
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif	159	#endif
154	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	162	#endif
157	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		165	#endif
		166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		168	#endif
		169	#ifdef SELECTION_SCROLLING
		170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		171	#endif
		172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
159	#endif	181	#endif
160	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
161	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
162	#endif	184	#endif
		185	#ifndef NO_BELL
		186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		187	#endif
		188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		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	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
		232
		233	if (display)
		234	{
		235	selection_clear ();
		236	selection_clear (true);
		237
163	#ifdef USE_XIM	238	#ifdef USE_XIM
164	im_ev (this, &rxvt_term::im_cb),	239	im_destroy ();
165	#endif	240	#endif
166	check_ev (this, &rxvt_term::check_cb),	241	scrollBar.destroy ();
167	destroy_ev (this, &rxvt_term::destroy_cb),	242	if (gc) XFreeGC (dpy, gc);
168	pty_ev (this, &rxvt_term::pty_cb),
169	incr_ev (this, &rxvt_term::incr_cb)
170	{
171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172		243
173	termlist.push_back (this);
174	}
175
176	rxvt_term::~rxvt_term ()
177	{
178	termlist.erase (find (termlist.begin (), termlist.end(), this));
179
180	if (cmd_fd >= 0)
181	close (cmd_fd);
182
183	#ifndef NO_SETOWNER_TTYDEV
184	privileged_ttydev (RESTORE);
185	#endif
186	#ifdef UTMP_SUPPORT
187	privileged_utmp (RESTORE);
188	#endif
189
190	delete TermWin.fontset;
191
192	if (display)
193	{
194	selection_clear ();
195
196	#ifdef MENUBAR
197	if (menubarGC) XFreeGC (display->display, menubarGC);
198	#endif
199	#ifdef XTERM_SCROLLBAR
200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
201	if (ShadowGC) XFreeGC (display->display, ShadowGC);
202	#endif
203	#ifdef PLAIN_SCROLLBAR
204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
205	#endif
206	#ifdef NEXT_SCROLLBAR
207	if (blackGC) XFreeGC (display->display, blackGC);
208	if (whiteGC) XFreeGC (display->display, whiteGC);
209	if (grayGC) XFreeGC (display->display, grayGC);
210	if (darkGC) XFreeGC (display->display, darkGC);
211	if (stippleGC) XFreeGC (display->display, stippleGC);
212	if (dimple) XFreePixmap (display->display, dimple);
213	if (upArrow) XFreePixmap (display->display, upArrow);
214	if (downArrow) XFreePixmap (display->display, downArrow);
215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
217	#endif
218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
219	if (topShadowGC) XFreeGC (display->display, topShadowGC);
220	if (botShadowGC) XFreeGC (display->display, botShadowGC);
221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
222	#endif
223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
224
225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226	delete menuBar.drawable;	244	delete drawable;
227	//if (menuBar.win)
228	// XDestroyWindow (display->display, menuBar.win);
229	#endif
230	delete TermWin.drawable;
231	// destroy all windows	245	// destroy all windows
232	if (TermWin.parent[0])	246	if (parent[0])
233	XDestroyWindow (display->display, TermWin.parent[0]);	247	XDestroyWindow (dpy, parent[0]);
234	}
235		248
236	// TODO: free pixcolours, colours should become part of rxvt_display	249	for (int i = 0; i < TOTAL_COLORS; i++)
		250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
		253	#if OFF_FOCUS_FADING
		254	pix_colors_unfocused [i].free (this);
		255	#endif
		256	}
237		257
238	delete PixColors;	258	clear ();
239		259
		260	display->flush (); /* ideally .put should do this */
240	displays.put (display);	261	displays.put (display);
		262	}
241		263
242	scr_release ();	264	scr_release ();
243		265
244	/* clear all resources */	266	/* clear all resources */
245	for (int i = 0; i < allocated.size (); i++)	267	for (int i = 0; i < allocated.size (); i++)
246	free (allocated[i]);	268	free (allocated [i]);
247		269
248	free (selection.text);	270	free (selection.text);
		271	free (selection.clip_text);
249	// TODO: manage env vars in child only(!)	272	// TODO: manage env vars in child only(!)
250	free (env_windowid);
251	free (env_display);	273	free (env_display);
252	free (env_term);	274	free (env_term);
253	free (env_colorfgbg);
254	free (locale);	275	free (locale);
255	#if 0	276	free (v_buffer);
256	free (codeset);
257	#endif
258		277
259	delete envv;	278	delete envv;
260	delete argv;	279	delete argv;
		280
		281	#ifdef KEYSYM_RESOURCE
		282	delete keyboard;
		283	#endif
		284	#ifndef NO_RESOURCES
		285	XrmDestroyDatabase (option_db);
		286	#endif
		287	}
		288
		289	// child has exited, usually destroys
		290	void
		291	rxvt_term::child_cb (ev::child &w, int status)
		292	{
		293	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		294
		295	cmd_pid = 0;
		296
		297	if (!option (Opt_hold))
		298	destroy ();
261	}	299	}
262		300
263	void	301	void
264	rxvt_term::destroy ()	302	rxvt_term::destroy ()
265	{	303	{
		304	if (destroy_ev.is_active ())
		305	return;
		306
		307	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		308
		309	#if ENABLE_OVERLAY
		310	scr_overlay_off ();
		311	#endif
		312
266	if (display)	313	if (display)
267	{	314	{
		315	#if USE_XIM
		316	im_ev.stop (display);
		317	#endif
		318	scrollbar_ev.stop (display);
		319	#if ENABLE_TRANSPARENCY || ENABLE_PERL
268	rootwin_ev.stop (display);	320	rootwin_ev.stop (display);
		321	#endif
269	termwin_ev.stop (display);	322	termwin_ev.stop (display);
270	vt_ev.stop (display);	323	vt_ev.stop (display);
271	#ifdef USE_XIM
272	im_destroy ();
273	im_ev.stop (display);
274	#endif
275	#ifdef HAVE_SCROLLBARS
276	scrollbar_ev.stop (display);
277	#endif
278	#ifdef MENUBAR
279	menubar_ev.stop (display);
280	#endif
281	}	324	}
282		325
283	check_ev.stop ();	326	flush_ev.stop ();
284	pty_ev.stop ();	327	pty_ev.stop ();
285	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
286	cursor_blink_ev.stop ();	329	cursor_blink_ev.stop ();
287	#endif	330	#endif
288	#ifdef TEXT_BLINK	331	#ifdef TEXT_BLINK
289	text_blink_ev.stop ();	332	text_blink_ev.stop ();
290	#endif	333	#endif
		334	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		335	cont_scroll_ev.stop ();
		336	#endif
		337	#ifdef SELECTION_SCROLLING
		338	sel_scroll_ev.stop ();
		339	#endif
291	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
292	pointer_ev.stop ();	341	pointer_ev.stop ();
293	#endif	342	#endif
294		343
295	destroy_ev.start (0);	344	destroy_ev.start ();
296	}	345	}
297		346
298	void	347	void
299	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
300	{	349	{
301	SET_R (this);	350	make_current ();
302		351
303	delete this;	352	delete this;
304	}	353	}
305		354
306	/*----------------------------------------------------------------------*/
307	/* rxvt_init () */
308	bool
309	rxvt_term::init (int argc, const char *const *argv)
310	{
311	SET_R (this);
312
313	if (!init_vars ())
314	return false;
315
316	/*
317	* Save and then give up any super-user privileges
318	* If we need privileges in any area then we must specifically request it.
319	* We should only need to be root in these cases:
320	* 1. write utmp entries on some systems
321	* 2. chown tty on some systems
322	*/
323	privileges (SAVE);
324	privileges (IGNORE);
325
326	init_secondary ();
327
328	const char **cmd_argv = init_resources (argc, argv);
329
330	set_locale ("");
331
332	#if MENUBAR_MAX
333	menubar_read (rs[Rs_menu]);
334	#endif
335	#ifdef HAVE_SCROLLBARS
336	if (Options & Opt_scrollBar)
337	scrollBar.setIdle (); /* set existence for size calculations */
338	#endif
339
340	create_windows (argc, argv);
341
342	init_xlocale ();
343
344	scr_reset (); /* initialize screen */
345
346	#if 0
347	XSynchronize (display->display, True);
348	#endif
349
350	#ifdef HAVE_SCROLLBARS
351	if (Options & Opt_scrollBar)
352	resize_scrollbar (); /* create and map scrollbar */
353	#endif
354	#if (MENUBAR_MAX)
355	if (menubar_visible ())
356	XMapWindow (display->display, menuBar.win);
357	#endif
358	#ifdef TRANSPARENT
359	if (Options & Opt_transparent)
360	{
361	XSelectInput (display->display, display->root, PropertyChangeMask);
362	check_our_parents ();
363	}
364	#endif
365
366	rootwin_ev.start (display, display->root);
367
368	XMapWindow (display->display, TermWin.vt);
369	XMapWindow (display->display, TermWin.parent[0]);
370
371	init_command (cmd_argv);
372
373	pty_ev.start (cmd_fd, EVENT_READ);
374
375	check_ev.start ();
376
377	return true;
378	}
379
380	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
381
382	void	355	void
383	rxvt_init_signals ()	356	rxvt_term::set_option (uint8_t opt, bool set)
384	{	357	{
385	/* install exit handler for cleanup */	358	if (!opt)
386	#if 0
387	#ifdef HAVE_ATEXIT
388	atexit (rxvt_clean_exit);
389	#else
390	#endif
391	#endif
392
393	struct sigaction sa;
394
395	sigfillset (&sa.sa_mask);
396	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
397	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
398	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
399	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
400	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
401	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
402	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
403
404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
405	/* signal (SIGURG, SIG_DFL); */
406
407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
409	}
410
411	/* ------------------------------------------------------------------------- *
412	* SIGNAL HANDLING & EXIT HANDLER *
413	* ------------------------------------------------------------------------- */
414	/*
415	* Catch a SIGCHLD signal and exit if the direct child has died
416	*/
417
418	void rxvt_term::child_exited (int pid)
419	{
420	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
421	if (pid == (*t)->cmd_pid)
422	{
423	(*t)->destroy ();
424	break;
425	}
426	}
427
428	/* ARGSUSED */
429	/* EXTPROTO */
430	RETSIGTYPE
431	rxvt_Child_signal (int sig __attribute__ ((unused)))
432	{
433	int pid, save_errno = errno;
434
435	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
436	rxvt_term::child_exited (pid);
437
438	errno = save_errno;
439	}
440
441	/*
442	* Catch a fatal signal and tidy up before quitting
443	*/
444	/* EXTPROTO */
445	RETSIGTYPE
446	rxvt_Exit_signal (int sig)
447	{
448	signal (sig, SIG_DFL);
449	#ifdef DEBUG_CMD
450	rxvt_warn ("caught signal %d, exiting.\n", sig);
451	#endif
452	rxvt_clean_exit ();
453	kill (getpid (), sig);
454	}
455
456	/* INTPROTO */
457	int
458	rxvt_xerror_handler (Display *display, XErrorEvent *event)
459	{
460	if (GET_R->allowedxerror == -1)
461	GET_R->allowedxerror = event->error_code;
462	else
463	{
464	old_xerror_handler (display, event);
465	GET_R->destroy ();
466	}
467
468	return 0;	359	return;
		360
		361	uint8_t mask = 1 << (opt & 7);
		362	uint8_t &val = options [opt >> 3];
		363
		364	val = val & ~mask | (set ? mask : 0);
469	}	365	}
470		366
471	/*----------------------------------------------------------------------*/	367	/*----------------------------------------------------------------------*/
472	/*	368	/*
473	* Exit gracefully, clearing the utmp entry and restoring tty attributes	369	* Exit gracefully, clearing the utmp entry and restoring tty attributes
474	* TODO: if debugging, this should free up any known resources if we can	370	* TODO: if debugging, this should free up any known resources if we can
475	*/	371	*/
476	/* EXTPROTO */	372	static XErrorHandler old_xerror_handler;
477	void
478	rxvt_clean_exit ()
479	{
480	// TODO: rxvtd should clean up all ressources
481	if (GET_R)
482	GET_R->destroy ();
483	}
484		373
485	/* ------------------------------------------------------------------------- *	374	static void
486	* MEMORY ALLOCATION WRAPPERS *	375	rxvt_emergency_cleanup ()
487	* ------------------------------------------------------------------------- */
488	/* EXTPROTO */
489	void *
490	rxvt_malloc (size_t size)
491	{	376	{
492	void *p;	377	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
493		378	(*t)->emergency_cleanup ();
494	p = malloc (size);
495	if (p)
496	return p;
497
498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499	rxvt_clean_exit ();
500	exit (EXIT_FAILURE);
501	/* NOTREACHED */
502	}	379	}
503		380
504	/* EXTPROTO */	381	#if !ENABLE_MINIMAL
505	void *	382	static void
506	rxvt_calloc (size_t number, size_t size)	383	print_x_error (Display *dpy, XErrorEvent *event)
507	{	384	{
508	void *p;	385	char buffer[BUFSIZ];
509		386	char mesg[BUFSIZ];
510	p = calloc (number, size);	387	char number[32];
511	if (p)	388	const char mtype[] = "XlibMessage";
512	return p;	389	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
513		390	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	391	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
515	rxvt_clean_exit ();	392	rxvt_warn ("%s: %s\n", mesg, buffer);
516	exit (EXIT_FAILURE);	393	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
517	/* NOTREACHED */	394	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		395	sprintf(number, "%d", event->request_code);
		396	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		397	rxvt_warn ("(which is %s)\n", buffer);
		398	if (event->request_code >= 128) {
		399	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		400	mesg, BUFSIZ);
		401	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		402	}
		403	if ((event->error_code == BadWindow) ||
		404	(event->error_code == BadPixmap) ||
		405	(event->error_code == BadCursor) ||
		406	(event->error_code == BadFont) ||
		407	(event->error_code == BadDrawable) ||
		408	(event->error_code == BadColor) ||
		409	(event->error_code == BadGC) ||
		410	(event->error_code == BadIDChoice) ||
		411	(event->error_code == BadValue) ||
		412	(event->error_code == BadAtom)) {
		413	if (event->error_code == BadValue)
		414	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		415	mesg, BUFSIZ);
		416	else if (event->error_code == BadAtom)
		417	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		418	mesg, BUFSIZ);
		419	else
		420	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		423	}
		424	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		425	mesg, BUFSIZ);
		426	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
518	}	427	}
		428	#endif
519		429
520	/* EXTPROTO */	430	int
521	void *	431	rxvt_xerror_handler (Display *display, XErrorEvent *event)
522	rxvt_realloc (void *ptr, size_t size)
523	{	432	{
524	void *p;	433	if (GET_R->allowedxerror == -1)
525		434	GET_R->allowedxerror = event->error_code;
526	if (ptr)
527	p = realloc (ptr, size);
528	else	435	else
529	p = malloc (size);	436	{
530	if (p)	437	// GET_R is most likely not the terminal which caused the error,
		438	// so just output the error and continue
		439	#if ENABLE_MINIMAL
		440	old_xerror_handler (display, event);
		441	#else
		442	print_x_error (display, event);
		443	#endif
		444	}
		445
531	return p;	446	return 0;
		447	}
532		448
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	449	int
534	rxvt_clean_exit ();	450	rxvt_xioerror_handler (Display *display)
		451	{
		452	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		453	DisplayString (display));
		454	rxvt_emergency_cleanup ();
535	exit (EXIT_FAILURE);	455	_exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}	456	}
538		457
539	/* ------------------------------------------------------------------------- *	458	static struct sig_handlers
540	* PRIVILEGED OPERATIONS *
541	* ------------------------------------------------------------------------- */
542	/* take care of suid/sgid super-user (root) privileges */
543	void
544	rxvt_term::privileges (int mode)
545	{	459	{
546	#if ! defined(__CYGWIN32__)	460	ev::sig sw_term, sw_int;
547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	461
548	/* setreuid () is the poor man's setuid (), seteuid () */	462	/*
549	# define seteuid(a) setreuid(-1, (a))	463	* Catch a fatal signal and tidy up before quitting
550	# define setegid(a) setregid(-1, (a))	464	*/
551	# define HAVE_SETEUID	465	void sig_term (ev::sig &w, int revents);
		466
		467	sig_handlers ()
		468	{
		469	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		470	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		471	}
		472	} sig_handlers;
		473
		474	void
		475	sig_handlers::sig_term (ev::sig &w, int revents)
		476	{
		477	rxvt_emergency_cleanup ();
		478	w.stop ();
		479	kill (getpid (), w.signum);
		480	}
		481
		482	static void
		483	rxvt_get_ttymode (struct termios *tio)
		484	{
		485	if (tcgetattr (STDIN_FILENO, tio) < 0)
		486	memset (tio, 0, sizeof (struct termios));
		487
		488	for (int i = 0; i < NCCS; i++)
		489	tio->c_cc[i] = VDISABLE;
		490
		491	tio->c_cc[VINTR] = CINTR;
		492	tio->c_cc[VQUIT] = CQUIT;
		493	tio->c_cc[VERASE] = CERASE;
		494	#ifdef VERASE2
		495	tio->c_cc[VERASE2] = CERASE2;
		496	#endif
		497	tio->c_cc[VKILL] = CKILL;
		498	tio->c_cc[VEOF] = CEOF;
		499	tio->c_cc[VSTART] = CSTART;
		500	tio->c_cc[VSTOP] = CSTOP;
		501	tio->c_cc[VSUSP] = CSUSP;
		502	# ifdef VDSUSP
		503	tio->c_cc[VDSUSP] = CDSUSP;
552	# endif	504	# endif
553	# ifdef HAVE_SETEUID	505	# ifdef VREPRINT
554	switch (mode)	506	tio->c_cc[VREPRINT] = CRPRNT;
555	{
556	case IGNORE:
557	/*
558	* change effective uid/gid - not real uid/gid - so we can switch
559	* back to root later, as required
560	*/
561	seteuid (getuid ());
562	setegid (getgid ());
563	break;
564	case SAVE:
565	euid = geteuid ();
566	egid = getegid ();
567	break;
568	case RESTORE:
569	seteuid (euid);
570	setegid (egid);
571	break;
572	}
573	# else
574	switch (mode)
575	{
576	case IGNORE:
577	setuid (getuid ());
578	setgid (getgid ());
579	/* FALLTHROUGH */
580	case SAVE:
581	/* FALLTHROUGH */
582	case RESTORE:
583	break;
584	}
585	# endif	507	# endif
586	#endif	508	# ifdef VDISCRD
587	}	509	tio->c_cc[VDISCRD] = CFLUSH;
588
589	#ifdef UTMP_SUPPORT
590	void
591	rxvt_term::privileged_utmp (char action)
592	{
593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
594	action, next_utmp_action, getpid ()));
595	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
596	|| (Options & Opt_utmpInhibit)
597	|| ttydev == NULL || *ttydev == '\0')
598	return;
599
600	privileges (RESTORE);
601	if (action == SAVE)
602	{
603	next_utmp_action = RESTORE;
604	makeutent (ttydev, rs[Rs_display_name]);
605	}
606	else
607	{ /* action == RESTORE */
608	next_utmp_action = IGNORE;
609	cleanutent ();
610	}
611	privileges (IGNORE);
612	}
613	#endif
614
615	#ifndef NO_SETOWNER_TTYDEV
616	void
617	rxvt_term::privileged_ttydev (char action)
618	{
619	D_MAIN ((stderr,
620	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
621	action, next_tty_action, getpid ()));
622	if (next_tty_action != action || (action != SAVE && action != RESTORE)
623	|| ttydev == NULL || *ttydev == '\0')
624	return;
625
626	privileges (RESTORE);
627
628	if (action == SAVE)
629	{
630	next_tty_action = RESTORE;
631	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
632	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
633	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
634	next_tty_action = IGNORE;
635	else
636	# endif	510	# endif
637		511	# ifdef VWERSE
638	{	512	tio->c_cc[VWERSE] = CWERASE;
639	chown (ttydev, getuid (), ttygid); /* fail silently */
640	chmod (ttydev, ttymode);
641	# ifdef HAVE_REVOKE
642	revoke (ttydev);
643	# endif	513	# endif
644		514	# ifdef VLNEXT
645	}	515	tio->c_cc[VLNEXT] = CLNEXT;
646	}
647	else
648	{ /* action == RESTORE */
649	next_tty_action = IGNORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	chmod (ttydev, ttyfd_stat.st_mode);
652	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
653	# else
654	chmod (ttydev,
655	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
656	chown (ttydev, 0, 0);
657	# endif	516	# endif
658		517	# ifdef VSTATUS
659	}	518	tio->c_cc[VSTATUS] = CSTATUS;
660
661	privileges (IGNORE);
662
663	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
664	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
665	action == RESTORE ? "Restoring" : (action ==
666	SAVE ? "Saving" :
667	"UNKNOWN ERROR for"), ttydev,
668	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
669	ttyfd_stat.st_gid));
670	# endif	519	# endif
671	}	520
		521	# if VMIN != VEOF
		522	tio->c_cc[VMIN] = 1;
672	#endif	523	# endif
		524	# if VTIME != VEOL
		525	tio->c_cc[VTIME] = 0;
		526	# endif
		527
		528	/* input modes */
		529	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		530	# ifdef IMAXBEL
		531	| IMAXBEL
		532	# endif
		533	| IXON);
		534
		535	/* output modes */
		536	tio->c_oflag = (OPOST | ONLCR);
		537
		538	/* control modes */
		539	tio->c_cflag = (CS8 | CREAD);
		540
		541	/* local modes */
		542	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		543	# if defined (ECHOCTL) && defined (ECHOKE)
		544	| ECHOCTL | ECHOKE
		545	# endif
		546	| ECHOE | ECHOK);
		547	}
		548
		549	char **rxvt_environ; // startup environment
		550
		551	void
		552	rxvt_init ()
		553	{
		554	assert (("fontMask must not overlap other RS masks",
		555	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		556
		557	rxvt_get_ttymode (&rxvt_term::def_tio);
		558
		559	// get rid of stdin/stdout as we don't need them, to free resources
		560	dup2 (STDERR_FILENO, STDIN_FILENO);
		561	dup2 (STDERR_FILENO, STDOUT_FILENO);
		562
		563	if (!ev_default_loop ())
		564	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		565
		566	rxvt_environ = environ;
		567
		568	signal (SIGHUP, SIG_IGN);
		569	signal (SIGPIPE, SIG_IGN);
		570
		571	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		572	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		573
		574	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		575	// TODO: handle this with exceptions and tolerate the memory loss
		576	XSetIOErrorHandler (rxvt_xioerror_handler);
		577
		578	XrmInitialize ();
		579	}
673		580
674	/*----------------------------------------------------------------------*/	581	/*----------------------------------------------------------------------*/
675	/*	582	/*
676	* window size/position calculcations for XSizeHint and other storage.	583	* window size/position calculations for XSizeHint and other storage.
677	* if width/height are non-zero then override calculated width/height	584	* if width/height are non-zero then override calculated width/height
678	*/	585	*/
679	void	586	void
680	rxvt_term::window_calc (unsigned int width, unsigned int height)	587	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681	{	588	{
682	short recalc_x, recalc_y;	589	short recalc_x, recalc_y;
683	int x, y, sb_w, mb_h, flags;	590	int x, y, flags;
684	unsigned int w, h;	591	unsigned int w, h;
685	unsigned int max_width, max_height;	592	unsigned int max_width, max_height;
686		593
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	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	594	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691	szHint.win_gravity = NorthWestGravity;	595	szHint.win_gravity = NorthWestGravity;
692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	596	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693		597
694	recalc_x = recalc_y = 0;	598	recalc_x = recalc_y = 0;
695	flags = 0;	599	flags = 0;
		600
696	if (!parsed_geometry)	601	if (!parsed_geometry)
697	{	602	{
698	parsed_geometry = 1;	603	parsed_geometry = 1;
		604
699	if (rs[Rs_geometry])	605	if (rs[Rs_geometry])
700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	606	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		607
701	if (flags & WidthValue)	608	if (flags & WidthValue)
702	{	609	{
703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	610	if (!w)
		611	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		612
		613	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
704	szHint.flags |= USSize;	614	szHint.flags |= USSize;
705	}	615	}
		616
706	if (flags & HeightValue)	617	if (flags & HeightValue)
707	{	618	{
708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	619	if (!h)
		620	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		621
		622	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
709	szHint.flags |= USSize;	623	szHint.flags |= USSize;
710	}	624	}
		625
711	if (flags & XValue)	626	if (flags & XValue)
712	{	627	{
713	szHint.x = x;	628	szHint.x = x;
714	szHint.flags |= USPosition;	629	szHint.flags |= USPosition;
		630
715	if (flags & XNegative)	631	if (flags & XNegative)
716	{	632	{
717	recalc_x = 1;	633	recalc_x = 1;
718	szHint.win_gravity = NorthEastGravity;	634	szHint.win_gravity = NorthEastGravity;
719	}	635	}
720	}	636	}
		637
721	if (flags & YValue)	638	if (flags & YValue)
722	{	639	{
723	szHint.y = y;	640	szHint.y = y;
724	szHint.flags |= USPosition;	641	szHint.flags |= USPosition;
		642
725	if (flags & YNegative)	643	if (flags & YNegative)
726	{	644	{
727	recalc_y = 1;	645	recalc_y = 1;
		646
728	if (szHint.win_gravity == NorthEastGravity)	647	if (szHint.win_gravity == NorthEastGravity)
729	szHint.win_gravity = SouthEastGravity;	648	szHint.win_gravity = SouthEastGravity;
730	else	649	else
731	szHint.win_gravity = SouthWestGravity;	650	szHint.win_gravity = SouthWestGravity;
732	}	651	}
733	}	652	}
734	}	653	}
735		654
736	/* TODO: BOUNDS */	655	/* TODO: BOUNDS */
737	TermWin.width = TermWin.ncol * TermWin.fwidth;	656	width = ncol * fwidth;
738	TermWin.height = TermWin.nrow * TermWin.fheight;	657	height = nrow * fheight;
739	max_width = MAX_COLS * TermWin.fwidth;	658	max_width = MAX_COLS * fwidth;
740	max_height = MAX_ROWS * TermWin.fheight;	659	max_height = MAX_ROWS * fheight;
741		660
742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	661	szHint.base_width = szHint.base_height = 2 * int_bwidth;
743		662
744	sb_w = mb_h = 0;
745	window_vt_x = window_vt_y = 0;	663	window_vt_x = window_vt_y = int_bwidth;
746	if (scrollbar_visible ())	664
		665	if (scrollBar.state)
747	{	666	{
748	sb_w = scrollbar_TotalWidth ();	667	int sb_w = scrollBar.total_width ();
749	szHint.base_width += sb_w;	668	szHint.base_width += sb_w;
		669
750	if (! (Options & Opt_scrollBar_right))	670	if (!option (Opt_scrollBar_right))
751	window_vt_x = sb_w;	671	window_vt_x += sb_w;
752	}
753	if (menubar_visible ())
754	{	672	}
755	mb_h = menuBar_TotalHeight ();	673
756	szHint.base_height += mb_h;
757	window_vt_y = mb_h;
758	}
759	szHint.width_inc = TermWin.fwidth;	674	szHint.width_inc = fwidth;
760	szHint.height_inc = TermWin.fheight;	675	szHint.height_inc = fheight;
761	szHint.min_width = szHint.base_width + szHint.width_inc;	676	szHint.min_width = szHint.base_width + szHint.width_inc;
762	szHint.min_height = szHint.base_height + szHint.height_inc;	677	szHint.min_height = szHint.base_height + szHint.height_inc;
763		678
764	if (width && width - szHint.base_width < max_width)	679	if (newwidth && newwidth - szHint.base_width < max_width)
765	{	680	{
766	szHint.width = width;	681	szHint.width = newwidth;
767	TermWin.width = width - szHint.base_width;	682	width = newwidth - szHint.base_width;
768	}	683	}
769	else	684	else
770	{	685	{
771	MIN_IT (TermWin.width, max_width);	686	min_it (width, max_width);
772	szHint.width = szHint.base_width + TermWin.width;	687	szHint.width = szHint.base_width + width;
773	}	688	}
		689
774	if (height && height - szHint.base_height < max_height)	690	if (newheight && newheight - szHint.base_height < max_height)
775	{	691	{
776	szHint.height = height;	692	szHint.height = newheight;
777	TermWin.height = height - szHint.base_height;	693	height = newheight - szHint.base_height;
778	}	694	}
779	else	695	else
780	{	696	{
781	MIN_IT (TermWin.height, max_height);	697	min_it (height, max_height);
782	szHint.height = szHint.base_height + TermWin.height;	698	szHint.height = szHint.base_height + height;
783	}	699	}
784	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
785	window_sb_x = szHint.width - sb_w;
786		700
787	if (recalc_x)	701	if (recalc_x)
788	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	702	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
789	- szHint.width - 2 * TermWin.ext_bwidth);	703
790	if (recalc_y)	704	if (recalc_y)
791	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	705	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
792	- szHint.height - 2 * TermWin.ext_bwidth);
793		706
794	TermWin.ncol = TermWin.width / TermWin.fwidth;	707	ncol = width / fwidth;
795	TermWin.nrow = TermWin.height / TermWin.fheight;	708	nrow = height / fheight;
796	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
797	TermWin.ncol, TermWin.nrow, szHint.width,
798	szHint.height));
799	return;
800	}	709	}
801		710
802	/*----------------------------------------------------------------------*/	711	/*----------------------------------------------------------------------*/
803	/*	712	/*
804	* Tell the teletype handler what size the window is.	713	* Tell the teletype handler what size the window is.
805	* Called after a window size change.	714	* Called after a window size change.
806	*/	715	*/
807	void	716	void
808	rxvt_term::tt_winch ()	717	rxvt_term::tt_winch ()
809	{	718	{
		719	if (pty->pty < 0)
		720	return;
		721
810	struct winsize ws;	722	struct winsize ws;
811		723
812	if (cmd_fd < 0)
813	return;
814
815	ws.ws_col = TermWin.ncol;	724	ws.ws_col = ncol;
816	ws.ws_row = TermWin.nrow;	725	ws.ws_row = nrow;
817	ws.ws_xpixel = ws.ws_ypixel = 0;	726	ws.ws_xpixel = width;
818	#ifndef DEBUG_SIZE	727	ws.ws_ypixel = height;
819	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	728	ioctl (pty->pty, TIOCSWINSZ, &ws);
820	#else	729
821	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	730	#if 0
822	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	731	// TIOCSWINSZ is supposed to do this automatically and correctly
823	# ifdef SIGWINCH
824	else if (cmd_pid) /* force through to the command */	732	if (cmd_pid) /* force through to the command */
825	kill (cmd_pid, SIGWINCH);	733	kill (-cmd_pid, SIGWINCH);
826	# endif
827	#endif	734	#endif
828	}	735	}
829		736
830	/*----------------------------------------------------------------------*/	737	/*----------------------------------------------------------------------*/
831	/* rxvt_change_font () - Switch to a new font */	738	/* set_fonts () - load and set the various fonts
832	/*	739	*
833	* init = 1 - initialize	740	* init = 1 - initialize
834	*	741	*
835	* fontname == FONT_UP - switch to bigger font	742	* fontname == FONT_UP - switch to bigger font
836	* fontname == FONT_DN - switch to smaller font	743	* fontname == FONT_DN - switch to smaller font
837	*/	744	*/
838	bool	745	bool
839	rxvt_term::change_font (const char *fontname)	746	rxvt_term::set_fonts ()
840	{	747	{
841	if (fontname == FONT_UP)
842	{
843	// TODO
844	}
845	else if (fontname == FONT_DN)
846	{
847	// TODO
848	}
849	else
850	{
851	rxvt_fontset *fs = new rxvt_fontset (this);	748	rxvt_fontset *fs = new rxvt_fontset (this);
		749	rxvt_fontprop prop;
852		750
853	if (fs && fs->populate (fontname ? fontname : "fixed"))	751	if (!fs
		752	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		753	|| !fs->realize_font (1))
		754	{
		755	delete fs;
		756	return false;
		757	}
		758
		759	#if ENABLE_STYLES
		760	for (int i = RS_styleCount; --i; )
		761	if (fontset[i] != fontset[0])
		762	delete fontset[i];
		763	#endif
		764
		765	delete fontset[0];
		766	fontset[0] = fs;
		767
		768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		769	prop.height += lineSpace;
		770	prop.width += letterSpace;
		771
		772	fs->set_prop (prop, false);
		773
		774	fwidth = prop.width;
		775	fheight = prop.height;
		776	fbase = prop.ascent;
		777
		778	for (int style = 1; style < 4; style++)
		779	{
		780	#if ENABLE_STYLES
		781	const char *res = rs[Rs_font + style];
		782
		783	if (res && !*res)
		784	fontset[style] = fontset[0];
		785	else
854	{	786	{
855	delete TermWin.fontset;	787	fontset[style] = fs = new rxvt_fontset (this);
856	TermWin.fontset = fs;	788	rxvt_fontprop prop2 = prop;
857	TermWin.fwidth = fs->base_font ()->width;
858	TermWin.fheight = fs->base_font ()->height;
859	TermWin.fbase = fs->base_font ()->ascent;
860		789
861	if (TermWin.parent[0])	790	if (res)
862	{	791	{
863	resize_all_windows (0, 0, 0);	792	fs->populate (res);
864	scr_remap_chars ();	793	fs->set_prop (prop2, false);
865	scr_touch (true);
866	}	794	}
		795	else
		796	{
		797	fs->populate (fontset[0]->fontdesc);
867		798
868	return true;	799	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		800	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		801
		802	fs->set_prop (prop2, true);
		803	}
		804
869	}	805	}
		806	#else
		807	fontset[style] = fontset[0];
		808	#endif
		809	}
		810
		811	if (parent[0])
870	}	812	{
		813	resize_all_windows (0, 0, 0);
		814	scr_remap_chars ();
		815	scr_touch (true);
		816	}
871		817
872	return false;	818	return true;
873	}	819	}
874		820
875	bool	821	void
876	rxvt_term::font_up_down (int n, int direction)	822	rxvt_term::set_string_property (Atom prop, const char *str, int len)
877	{	823	{
878	return false;	824	XChangeProperty (dpy, parent[0],
		825	prop, XA_STRING, 8, PropModeReplace,
		826	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		827	}
		828
		829	void
		830	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		831	{
		832	XTextProperty ct;
		833
		834	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		835	{
		836	XSetTextProperty (dpy, parent[0], &ct, prop);
		837	XFree (ct.value);
		838	}
		839	}
		840
		841	void
		842	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		843	{
		844	wchar_t *ws = rxvt_mbstowcs (str, len);
		845	char *s = rxvt_wcstoutf8 (ws);
		846
		847	XChangeProperty (dpy, parent[0],
		848	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		849	(const unsigned char *)s, strlen (s));
		850
		851	free (s);
		852	free (ws);
879	}	853	}
880		854
881	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
882	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
883	/* xterm sequences - title, iconName, color (exptl) */	857	/* xterm sequences - title, iconName, color (exptl) */
884	void	858	void
885	rxvt_term::set_title (const char *str)	859	rxvt_term::set_title (const char *str)
886	{	860	{
887	#ifdef SMART_WINDOW_TITLE	861	set_mbstring_property (XA_WM_NAME, str);
888	char *name;	862	#if ENABLE_EWMH
889		863	set_utf8_property (xa[XA_NET_WM_NAME], str);
890	if (!XFetchName (display->display, TermWin.parent[0], &name))
891	name = NULL;
892
893	if (name == NULL || STRCMP (name, str))
894	#endif
895	XStoreName (display->display, TermWin.parent[0], str);
896
897	#ifdef SMART_WINDOW_TITLE
898	if (name)
899	XFree (name);
900	#endif	864	#endif
901	}	865	}
902		866
903	void	867	void
904	rxvt_term::set_icon_name (const char *str)	868	rxvt_term::set_icon_name (const char *str)
905	{	869	{
906	#ifdef SMART_WINDOW_TITLE	870	set_mbstring_property (XA_WM_ICON_NAME, str);
907	char *name;	871	#if ENABLE_EWMH
908		872	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
909	if (!XGetIconName (display->display, TermWin.parent[0], &name))
910	name = NULL;
911
912	if (name == NULL || STRCMP (name, str))
913	#endif	873	#endif
914	XSetIconName (display->display, TermWin.parent[0], str);
915
916	#ifdef SMART_WINDOW_TITLE
917	if (name)
918	XFree (name);
919	#endif
920	}	874	}
921		875
		876	void
		877	rxvt_term::set_window_color (int idx, const char *color)
		878	{
922	#ifdef XTERM_COLOR_CHANGE	879	#ifdef XTERM_COLOR_CHANGE
923	void
924	rxvt_term::set_window_color (int idx, const char *color)
925	{
926	rxvt_color xcol;	880	rxvt_color xcol;
927	int i;
928		881
929	if (color == NULL || *color == '\0')	882	if (color == NULL || *color == '\0')
930	return;	883	return;
931		884
		885	color = strdup (color);
		886	allocated.push_back ((void *)color);
		887	rs[Rs_color + idx] = color;
		888
932	/* handle color aliases */	889	/* handle color aliases */
933	if (isdigit (*color))	890	if (isdigit (*color))
934	{	891	{
935	i = atoi (color);	892	int i = atoi (color);
		893
936	if (i >= 8 && i <= 15)	894	if (i >= 8 && i <= 15)
		895	{
937	{ /* bright colors */	896	/* bright colors */
938	i -= 8;
939	# ifndef NO_BRIGHTCOLOR
940	PixColors[idx] = PixColors[minBrightCOLOR + i];	897	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
941	SET_PIXCOLOR (idx);
942	goto Done;	898	goto done;
943	# endif
944
945	}	899	}
		900
946	if (i >= 0 && i <= 7)	901	if (i >= 0 && i <= 7)
		902	{
947	{ /* normal colors */	903	/* normal colors */
948	PixColors[idx] = PixColors[minCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
949	SET_PIXCOLOR (idx);
950	goto Done;	905	goto done;
951	}	906	}
952	}	907	}
953		908
954	if (!rXParseAllocColor (& xcol, color))	909	set_color (xcol, color);
955	return;
956
957	/* XStoreColor (display->display, XCMAP, XColor*); */
958		910
959	/*	911	/*
960	* FIXME: should free colors here, but no idea how to do it so instead,	912	* FIXME: should free colors here, but no idea how to do it so instead,
961	* so just keep gobbling up the colormap	913	* so just keep gobbling up the colormap
962	*/	914	*/
963	# if 0
964	for (i = Color_Black; i <= Color_White; i++)
965	if (PixColors[idx] == PixColors[i])
966	break;
967	if (i > Color_White)
968	{
969	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
970	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
971	DisplayPlanes (display->display, display->screen));
972	}
973	# endif
974		915
975	PixColors[idx] = xcol;	916	pix_colors_focused[idx] = xcol;
976	SET_PIXCOLOR (idx);
977		917
978	/* XSetWindowAttributes attr; */
979	/* Cursor cursor; */
980	Done:	918	done:
981	if (idx == Color_bg && ! (Options & Opt_transparent))
982	XSetWindowBackground (display->display, TermWin.vt,
983	PixColors[Color_bg]);
984
985	/* handle Color_BD, scrollbar background, etc. */	919	/*TODO: handle Color_BD, scrollbar background, etc. */
986		920
987	set_colorfgbg ();	921	update_fade_color (idx);
988	recolour_cursor ();	922	recolour_cursor ();
989	scr_touch (true);	923	scr_recolour ();
		924	#endif /* XTERM_COLOR_CHANGE */
990	}	925	}
991
992	#else
993	# define set_window_color (idx,color) ((void)0)
994	#endif /* XTERM_COLOR_CHANGE */
995		926
996	void	927	void
997	rxvt_term::recolour_cursor ()	928	rxvt_term::recolour_cursor ()
998	{	929	{
999	XColor xcol[2];	930	XColor fg, bg;
1000		931
1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];	932	(ISSET_PIXCOLOR (Color_pointer_fg)
1002	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];	933	? pix_colors_focused[Color_pointer_fg]
1003	XQueryColors (display->display, XCMAP, xcol, 2);	934	: pix_colors_focused[Color_fg]).get (fg);
1004	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	935
		936	(ISSET_PIXCOLOR (Color_pointer_bg)
		937	? pix_colors_focused[Color_pointer_bg]
		938	: pix_colors_focused[Color_bg]).get (bg);
		939
		940	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1005	}	941	}
1006		942
1007	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
1008	/*	944	/*
1009	* find if fg/bg matches any of the normal (low-intensity) colors	945	* find if fg/bg matches any of the normal (low-intensity) colors
1010	*/	946	*/
1011	void	947	void
1012	rxvt_term::set_colorfgbg ()	948	rxvt_term::set_colorfgbg ()
1013	{	949	{
1014	unsigned int i;	950	unsigned int i;
1015	const char *xpmb = "\0";	951	const char *xpmb = "";
1016	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	952	char fstr[] = "default";
		953	char bstr[] = "default";
1017		954
1018	env_colorfgbg =
1019	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1020	STRCPY (fstr, "default");
1021	STRCPY (bstr, "default");
1022	for (i = Color_Black; i <= Color_White; i++)	955	for (i = Color_Black; i <= Color_White; i++)
1023	if (PixColors[Color_fg] == PixColors[i])	956	if (pix_colors[Color_fg] == pix_colors[i])
1024	{	957	{
1025	sprintf (fstr, "%d", (i - Color_Black));	958	sprintf (fstr, "%d", i - Color_Black);
1026	break;	959	break;
1027	}	960	}
		961
1028	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
1029	if (PixColors[Color_bg] == PixColors[i])	963	if (pix_colors[Color_bg] == pix_colors[i])
1030	{	964	{
1031	sprintf (bstr, "%d", (i - Color_Black));	965	sprintf (bstr, "%d", i - Color_Black);
1032	#ifdef XPM_BACKGROUND	966	#ifdef BG_IMAGE_FROM_FILE
1033	xpmb = "default;";	967	xpmb = "default;";
1034	#endif	968	#endif
1035	break;	969	break;
1036	}	970	}
1037		971
1038	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	972	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1039
1040	#ifndef NO_BRIGHTCOLOR
1041	colorfgbg = DEFAULT_RSTYLE;
1042	for (i = minCOLOR; i <= maxCOLOR; i++)
1043	{
1044	if (PixColors[Color_fg] == PixColors[i])
1045	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1046	if (PixColors[Color_bg] == PixColors[i])
1047	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1048	}
1049	#endif
1050	}	973	}
1051		974
1052	/*----------------------------------------------------------------------*/	975	/*----------------------------------------------------------------------*/
1053	/*
1054	* Colour determination for low colour displays, routine from
1055	* Hans de Goede <hans@highrise.nl>
1056	*/
1057		976
1058	int	977	bool
1059	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	978	rxvt_term::set_color (rxvt_color &color, const char *name)
1060	{	979	{
1061	if (!screen_in_out->set (display, colour))	980	if (color.set (this, name))
1062	{
1063	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1064	return false;
1065	}
1066
1067	return true;	981	return true;
		982
		983	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		984	return false;
		985	}
		986
		987	void
		988	rxvt_term::alias_color (int dst, int src)
		989	{
		990	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1068	}	991	}
1069		992
1070	/* -------------------------------------------------------------------- *	993	/* -------------------------------------------------------------------- *
1071	* - WINDOW RESIZING - *	994	* - WINDOW RESIZING - *
1072	* -------------------------------------------------------------------- */	995	* -------------------------------------------------------------------- */
1073	void	996	void
1074	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	997	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1075	{	998	{
1076	int fix_screen;	999	int fix_screen;
		1000	int old_width = szHint.width;
		1001	int old_height = szHint.height;
1077		1002
1078	#ifdef SMART_RESIZE
1079	int old_width = szHint.width, old_height = szHint.height;
1080	#endif
1081
1082	window_calc (width, height);	1003	window_calc (newwidth, newheight);
		1004
		1005	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1006
		1007	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1008	if (set_hint)
		1009	{
		1010	szHint.flags &= ~(PBaseSize | PResizeInc);
1083	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1011	XSetWMNormalHints (dpy, parent[0], &szHint);
		1012	szHint.flags |= PBaseSize | PResizeInc;
		1013	}
		1014
1084	if (!ignoreparent)	1015	if (!ignoreparent)
1085	{	1016	{
1086	#ifdef SMART_RESIZE	1017	#ifdef SMART_RESIZE
1087	/*	1018	/*
1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1019	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1091	int x, y, x1, y1;	1022	int x, y, x1, y1;
1092	int dx, dy;	1023	int dx, dy;
1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1024	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1094	Window unused_cr;	1025	Window unused_cr;
1095		1026
1096	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1027	XTranslateCoordinates (dpy, parent[0], display->root,
1097	0, 0, &x, &y, &unused_cr);	1028	0, 0, &x, &y, &unused_cr);
1098	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1029	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1030	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1100	/*	1031	/*
1101	* if display->root isn't the parent window, a WM will probably have offset	1032	* if display->root isn't the parent window, a WM will probably have offset
1102	* our position for handles and decorations. Counter it	1033	* our position for handles and decorations. Counter it
1103	*/	1034	*/
…		…
1105	{	1036	{
1106	x -= x1;	1037	x -= x1;
1107	y -= y1;	1038	y -= y1;
1108	}	1039	}
1109		1040
1110	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1041	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1111	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1042	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1112	dx = old_width - szHint.width;	1043	dx = old_width - szHint.width;
1113	dy = old_height - szHint.height;	1044	dy = old_height - szHint.height;
1114		1045
1115	/* Check position of the center of the window */	1046	/* Check position of the center of the window */
1116	if (x < x1) /* left half */	1047	if (x < x1) /* left half */
1117	dx = 0;	1048	dx = 0;
…		…
1120	if (y < y1) /* top half */	1051	if (y < y1) /* top half */
1121	dy = 0;	1052	dy = 0;
1122	else if (y == y1) /* exact center */	1053	else if (y == y1) /* exact center */
1123	dy /= 2;	1054	dy /= 2;
1124		1055
1125	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1056	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1126	szHint.width, szHint.height);	1057	szHint.width, szHint.height);
1127	#else	1058	#else
1128	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1059	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1129	szHint.height);
1130	#endif	1060	#endif
1131
1132	}	1061	}
1133		1062
1134	fix_screen = (TermWin.ncol != prev_ncol	1063	if (set_hint)
1135	|| TermWin.nrow != prev_nrow);	1064	XSetWMNormalHints (dpy, parent[0], &szHint);
1136		1065
		1066	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1067
1137	if (fix_screen || width != old_width || height != old_height)	1068	if (fix_screen || newwidth != old_width || newheight != old_height)
1138	{	1069	{
1139	if (scrollbar_visible ())	1070	if (scrollBar.state)
1140	{	1071	scrollBar.resize ();
1141	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1142	0, scrollbar_TotalWidth (), szHint.height);
1143	resize_scrollbar ();
1144	}
1145		1072
1146	if (menubar_visible ())	1073	XMoveResizeWindow (dpy, vt,
1147	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1074	window_vt_x, window_vt_y,
1148	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1149
1150	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1151	window_vt_y, TermWin_TotalWidth (),
1152	TermWin_TotalHeight ());	1075	width, height);
1153	scr_clear (height != old_height);
1154	#ifdef XPM_BACKGROUND
1155	resize_pixmap ();
1156	#endif
1157		1076
		1077	#ifdef HAVE_BG_PIXMAP
		1078	if (bg_window_size_sensitive ())
		1079	update_background ();
		1080	#endif
1158	}	1081	}
1159		1082
1160	if (fix_screen || old_height == 0)	1083	if (fix_screen || old_height == 0)
1161	{
1162	int curr_screen = -1;
1163	int old_ncol = prev_ncol;
1164
1165	/* scr_reset only works on the primary screen */
1166	if (old_height) /* this is not the first time through */
1167	{
1168	unsigned int ncol = TermWin.ncol;
1169	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1170	curr_screen = scr_change_screen (PRIMARY);
1171	TermWin.ncol = ncol;
1172	}
1173
1174	scr_reset ();	1084	scr_reset ();
1175
1176	if (curr_screen >= 0) /* this is not the first time through */
1177	{
1178	scr_change_screen (curr_screen);
1179	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1180	}
1181	}
1182
1183	old_width = szHint.width;
1184	old_height = szHint.height;
1185		1085
1186	#ifdef USE_XIM	1086	#ifdef USE_XIM
1187	IMSetStatusPosition ();	1087	IMSetPosition ();
1188	#endif	1088	#endif
1189	}	1089	}
1190		1090
1191	/*	1091	/*
1192	* Set the width/height of the vt window in characters. Units are pixels.	1092	* Set the width/height of the vt window in characters. Units are pixels.
1193	* good for toggling 80/132 columns	1093	* good for toggling 80/132 columns
1194	*/	1094	*/
1195	void	1095	void
1196	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1096	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1197	{	1097	{
1198	XWindowAttributes wattr;	1098	XWindowAttributes wattr;
1199		1099
1200	if (width == 0 || height == 0)	1100	if (newwidth == 0 || newheight == 0)
1201	{	1101	{
1202	XGetWindowAttributes (display->display, display->root, &wattr);	1102	XGetWindowAttributes (dpy, display->root, &wattr);
		1103
1203	if (width == 0)	1104	if (newwidth == 0)
1204	width = wattr.width - szHint.base_width;	1105	newwidth = wattr.width - szHint.base_width;
1205	if (height == 0)	1106	if (newheight == 0)
1206	height = wattr.height - szHint.base_height;	1107	newheight = wattr.height - szHint.base_height;
1207	}
1208	if (width != TermWin.width || height != TermWin.height)
1209	{	1108	}
		1109
		1110	if (newwidth != width || newheight != height)
		1111	{
1210	width += szHint.base_width;	1112	newwidth += szHint.base_width;
1211	height += szHint.base_height;	1113	newheight += szHint.base_height;
1212	resize_all_windows (width, height, 0);	1114	resize_all_windows (newwidth, newheight, 0);
1213	}	1115	}
1214	}	1116	}
1215		1117
1216	/* -------------------------------------------------------------------- *	1118	/* -------------------------------------------------------------------- *
1217	* - X INPUT METHOD ROUTINES - *	1119	* - X INPUT METHOD ROUTINES - *
1218	* -------------------------------------------------------------------- */	1120	* -------------------------------------------------------------------- */
1219	#ifdef USE_XIM	1121	#ifdef USE_XIM
1220		1122
1221	void	1123	void
		1124	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1125	{
		1126	fg = pix_colors [Color_fg];
		1127	bg = pix_colors [Color_bg];
		1128	}
		1129
		1130	void
1222	rxvt_term::im_set_size (XRectangle *size)	1131	rxvt_term::im_set_size (XRectangle &size)
1223	{	1132	{
1224	size->x = TermWin.int_bwidth;	1133	// the int_bwidth terms make no sense to me
1225	size->y = TermWin.int_bwidth;	1134	size.x = int_bwidth;
1226	size->width = Width2Pixel (TermWin.ncol);	1135	size.y = int_bwidth;
1227	size->height = Height2Pixel (TermWin.nrow);	1136	size.width = Width2Pixel (ncol) + int_bwidth;
		1137	size.height = Height2Pixel (nrow) + int_bwidth;
1228	}	1138	}
1229		1139
1230	void	1140	void
1231	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1141	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1142	XRectangle &status_rect,
		1143	const XRectangle &needed_rect)
1232	{	1144	{
1233	*fg = PixColors[Color_fg];	1145	preedit_rect.x = needed_rect.width;
1234	*bg = PixColors[Color_bg];	1146	preedit_rect.y = 0;
		1147	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1148	preedit_rect.height = fheight;
		1149
		1150	status_rect.x = 0;
		1151	status_rect.y = 0;
		1152	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1153	status_rect.height = fheight;
1235	}	1154	}
1236		1155
1237	/* Checking whether input method is running. */	1156	/* Checking whether input method is running. */
1238	bool	1157	bool
1239	rxvt_term::IMisRunning ()	1158	rxvt_term::IMisRunning ()
1240	{	1159	{
1241	char *p;	1160	Atom atom;
1242	Atom atom;	1161	Window win;
1243	Window win;
1244	char server[IMBUFSIZ];	1162	char server[IMBUFSIZ];
1245		1163
1246	/* get current locale modifier */	1164	/* get current locale modifier */
1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1165	if (char *p = XSetLocaleModifiers (0))
1248	{	1166	{
1249	STRCPY (server, "@server=");	1167	strcpy (server, "@server=");
1250	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1168	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1169
1251	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1170	if (p = strchr (server + 1, '@')) /* first one only */
1252	*p = '\0';	1171	*p = '\0';
1253		1172
1254	atom = XInternAtom (display->display, server, False);	1173	atom = XInternAtom (dpy, server, False);
1255	win = XGetSelectionOwner (display->display, atom);	1174	win = XGetSelectionOwner (dpy, atom);
		1175
1256	if (win != None)	1176	if (win != None)
1257	return True;	1177	return true;
1258	}	1178	}
		1179
1259	return False;	1180	return false;
1260	}	1181	}
1261		1182
1262	void	1183	void
1263	rxvt_term::IMSendSpot ()	1184	rxvt_term::IMSendSpot ()
1264	{	1185	{
1265	XPoint spot;	1186	XPoint nspot;
1266	XVaNestedList preedit_attr;	1187	XVaNestedList preedit_attr;
1267		1188
1268	if (Input_Context == NULL	1189	if (!Input_Context
1269	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1190	|| !focus
1270	|| ! (event_type == KeyPress	1191	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1271	|| event_type == Expose
1272	|| event_type == NoExpose
1273	|| event_type == SelectionNotify
1274	|| event_type == ButtonRelease || event_type == FocusIn)
1275	|| !IMisRunning ())
1276	return;	1192	return;
1277		1193
1278	im_set_position (&spot);	1194	im_set_position (nspot);
		1195
		1196	if (nspot.x == spot.x && nspot.y == spot.y)
		1197	return;
		1198
		1199	spot = nspot;
1279		1200
1280	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1201	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1281	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1202	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1282	XFree (preedit_attr);	1203	XFree (preedit_attr);
1283	}	1204	}
1284		1205
1285	void	1206	void
1286	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1287	XRectangle * needed_rect)
1288	{
1289	int mbh, vtx = 0;
1290
1291	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1292	vtx = scrollbar_TotalWidth ();
1293
1294	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1295	mbh -= TermWin.lineSpace;
1296
1297	preedit_rect->x = needed_rect->width + vtx;
1298	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1299
1300	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1301	preedit_rect->height = Height2Pixel (1);
1302
1303	status_rect->x = vtx;
1304	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1305
1306	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1307	status_rect->height = Height2Pixel (1);
1308	}
1309
1310	void
1311	rxvt_term::im_destroy ()	1207	rxvt_term::im_destroy ()
1312	{	1208	{
1313	if (Input_Context)
1314	{
1315	XDestroyIC (Input_Context);
1316	Input_Context = NULL;
1317	}
1318
1319	if (input_method)	1209	if (input_method)
1320	{	1210	{
		1211	if (Input_Context && input_method->xim)
		1212	XDestroyIC (Input_Context);
		1213
1321	display->put_xim (input_method);	1214	display->put_xim (input_method);
1322	input_method = 0;	1215	input_method = 0;
1323	}	1216	}
		1217
		1218	Input_Context = 0;
1324	}	1219	}
		1220
		1221	#ifdef ENABLE_XIM_ONTHESPOT
		1222
		1223	static void
		1224	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1225	{
		1226	((rxvt_term *)client_data)->make_current ();
		1227	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1228	}
		1229
		1230	static void
		1231	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1232	{
		1233	((rxvt_term *)client_data)->make_current ();
		1234	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1235	}
		1236
		1237	static void
		1238	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1239	{
		1240	rxvt_term *term = (rxvt_term *)client_data;
		1241	XIMText *text = call_data->text;
		1242
		1243	term->make_current ();
		1244
		1245	if (text)
		1246	{
		1247	wchar_t *str;
		1248
		1249	if (!text->encoding_is_wchar && text->string.multi_byte)
		1250	{
		1251	// of course, X makes it ugly again
		1252	if (term->rs[Rs_imLocale])
		1253	SET_LOCALE (term->rs[Rs_imLocale]);
		1254
		1255	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1256	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1257
		1258	if (term->rs[Rs_imLocale])
		1259	SET_LOCALE (term->locale);
		1260	}
		1261	else
		1262	str = text->string.wide_char;
		1263
		1264	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1265	DT_INT, call_data->caret,
		1266	DT_INT, call_data->chg_first,
		1267	DT_INT, call_data->chg_length,
		1268	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1269	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1270	DT_END));
		1271	}
		1272	else
		1273	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1274	DT_INT, call_data->caret,
		1275	DT_INT, call_data->chg_first,
		1276	DT_INT, call_data->chg_length,
		1277	DT_END));
		1278	}
		1279
		1280	#if 0
		1281	static void
		1282	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1283	{
		1284	((rxvt_term *)client_data)->make_current ();
		1285	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1286	DT_INT, call_data->position,
		1287	DT_INT, call_data->direction,
		1288	DT_INT, call_data->style,
		1289	DT_END));
		1290	}
		1291	#endif
		1292
		1293	#endif
1325		1294
1326	/*	1295	/*
1327	* Try to open a XIM with the current modifiers, then see if we can	1296	* Try to open a XIM with the current modifiers, then see if we can
1328	* open a suitable preedit type	1297	* open a suitable preedit type
1329	*/	1298	*/
1330	bool	1299	bool
1331	rxvt_term::IM_get_IC (const char *modifiers)	1300	rxvt_term::IM_get_IC (const char *modifiers)
1332	{	1301	{
1333	int i, j, found;	1302	int i, j, found;
1334	XIM xim;	1303	XIM xim;
1335	XPoint spot;	1304	XPoint spot;
1336	XRectangle rect, status_rect, needed_rect;	1305	XRectangle rect, status_rect, needed_rect;
1337	unsigned long fg, bg;	1306	unsigned long fg, bg;
1338	const char *p;	1307	const char *p;
1339	char **s;	1308	char **s;
1340	XIMStyles *xim_styles;	1309	XIMStyles *xim_styles;
1341	XVaNestedList preedit_attr, status_attr;	1310	#ifdef ENABLE_XIM_ONTHESPOT
		1311	XIMCallback xcb[4];
		1312	#endif
		1313
		1314	set_environ (envv);
1342		1315
1343	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1316	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1344	return false;	1317	return false;
1345		1318
1346	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1347	input_method = display->get_xim (locale, modifiers);	1319	input_method = display->get_xim (locale, modifiers);
1348	if (input_method == NULL)	1320	if (input_method == NULL)
1349	return false;	1321	return false;
1350		1322
1351	xim = input_method->xim;	1323	xim = input_method->xim;
		1324	spot.x = spot.y = -1;
1352		1325
1353	xim_styles = NULL;	1326	xim_styles = NULL;
1354	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1327	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1355	|| !xim_styles || !xim_styles->count_styles)	1328	|| !xim_styles || !xim_styles->count_styles)
1356	{	1329	{
1357	display->put_xim (input_method);	1330	im_destroy ();
1358	return false;	1331	return false;
1359	}	1332	}
1360		1333
1361	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1334	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1362	s = rxvt_splitcommastring (p);	1335
		1336	for (int pi = 0; pi < 2; pi++)
		1337	{
		1338	p = pet[pi];
		1339
		1340	if (!p)
		1341	continue;
		1342
		1343	s = rxvt_strsplit (',', p);
		1344
1363	for (i = found = 0; !found && s[i]; i++)	1345	for (i = found = 0; !found && s[i]; i++)
1364	{	1346	{
1365	if (!STRCMP (s[i], "OverTheSpot"))	1347	if (!strcmp (s[i], "OverTheSpot"))
1366	input_style = (XIMPreeditPosition | XIMStatusNothing);	1348	input_style = XIMPreeditPosition | XIMStatusNothing;
1367	else if (!STRCMP (s[i], "OffTheSpot"))	1349	else if (!strcmp (s[i], "OffTheSpot"))
1368	input_style = (XIMPreeditArea | XIMStatusArea);	1350	input_style = XIMPreeditArea | XIMStatusArea;
1369	else if (!STRCMP (s[i], "Root"))	1351	else if (!strcmp (s[i], "Root"))
1370	input_style = (XIMPreeditNothing | XIMStatusNothing);	1352	input_style = XIMPreeditNothing | XIMStatusNothing;
		1353	else if (!strcmp (s[i], "None"))
		1354	input_style = XIMPreeditNone | XIMStatusNone;
		1355	#ifdef ENABLE_XIM_ONTHESPOT
		1356	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1357	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1358	#endif
		1359	else
		1360	input_style = XIMPreeditNothing | XIMStatusNothing;
1371		1361
1372	for (j = 0; j < xim_styles->count_styles; j++)	1362	for (j = 0; j < xim_styles->count_styles; j++)
1373	if (input_style == xim_styles->supported_styles[j])	1363	if (input_style == xim_styles->supported_styles[j])
1374	{	1364	{
		1365	rxvt_free_strsplit (s);
		1366
1375	found = 1;	1367	found = 1;
1376	break;	1368	goto foundpet;
		1369	}
		1370
1377	}	1371	}
1378	}
1379		1372
1380	for (i = 0; s[i]; i++)	1373	rxvt_free_strsplit (s);
1381	free (s[i]);	1374	}
1382		1375
1383	free (s);	1376	foundpet:
		1377
1384	XFree (xim_styles);	1378	XFree (xim_styles);
1385		1379
1386	if (!found)	1380	if (!found)
1387	{	1381	{
1388	display->put_xim (input_method);	1382	im_destroy ();
1389	return false;	1383	return false;
1390	}	1384	}
1391		1385
1392	preedit_attr = status_attr = NULL;	1386	XFontSet fs = 0;
		1387	XVaNestedList preedit_attr = 0, status_attr = 0;
		1388
		1389	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1390	{
		1391	// fake us a font-set, please
		1392	char **missing_charset_list;
		1393	int missing_charset_count;
		1394	char *def_string;
		1395	char pat[512];
		1396
		1397	sprintf (pat,
		1398	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1399	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"*",
		1404	fheight,
		1405	fheight + 1, fheight - 1,
		1406	fheight - 2, fheight + 2);
		1407
		1408	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1409	&missing_charset_list, &missing_charset_count, &def_string);
		1410
		1411	if (missing_charset_list)
		1412	XFreeStringList (missing_charset_list);
		1413
		1414	if (!fs)
		1415	{
		1416	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1417	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1418	}
		1419	}
1393		1420
1394	if (input_style & XIMPreeditPosition)	1421	if (input_style & XIMPreeditPosition)
1395	{	1422	{
1396	im_set_size (&rect);	1423	im_set_size (rect);
1397	im_set_position (&spot);	1424	im_set_position (spot);
1398	im_set_color (&fg, &bg);	1425	im_set_color (fg, bg);
1399		1426
1400	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1427	preedit_attr = XVaCreateNestedList (0,
		1428	XNForeground, fg,
		1429	XNBackground, bg,
		1430	XNArea, &rect,
1401	XNSpotLocation, &spot,	1431	XNSpotLocation, &spot,
1402	XNForeground, fg, XNBackground, bg,
1403	//XNFontSet, TermWin.fontset,	1432	XNFontSet, fs,
1404	NULL);	1433	NULL);
1405	}	1434	}
1406	else if (input_style & XIMPreeditArea)	1435	else if (input_style & XIMPreeditArea)
1407	{	1436	{
1408	im_set_color (&fg, &bg);	1437	im_set_color (fg, bg);
1409		1438
1410	/*	1439	/*
1411	* The necessary width of preedit area is unknown	1440	* The necessary width of preedit area is unknown
1412	* until create input context.	1441	* until create input context.
1413	*/	1442	*/
1414	needed_rect.width = 0;	1443	needed_rect.width = 0;
1415
1416	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1444	im_set_preedit_area (rect, status_rect, needed_rect);
1417		1445
1418	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1446	preedit_attr = XVaCreateNestedList (0,
		1447	XNForeground, fg,
1419	XNForeground, fg, XNBackground, bg,	1448	XNBackground, bg,
		1449	XNArea, &rect,
		1450	XNFontSet, fs,
		1451	NULL);
		1452	status_attr = XVaCreateNestedList (0,
		1453	XNForeground, fg,
		1454	XNBackground, bg,
		1455	XNArea, &status_rect,
1420	//XNFontSet, TermWin.fontset,	1456	XNFontSet, fs,
1421	NULL);	1457	NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1458	}
1423	XNForeground, fg, XNBackground, bg,	1459	#if ENABLE_XIM_ONTHESPOT
1424	//XNFontSet, TermWin.fontset,	1460	else if (input_style & XIMPreeditCallbacks)
		1461	{
		1462	im_set_position (spot);
		1463
		1464	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1465	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1466	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1467	# if 0
		1468	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1469	# endif
		1470
		1471	preedit_attr = XVaCreateNestedList (0,
		1472	XNSpotLocation, &spot,
		1473	XNPreeditStartCallback, &xcb[0],
		1474	XNPreeditDoneCallback , &xcb[1],
		1475	XNPreeditDrawCallback , &xcb[2],
		1476	# if 0
		1477	XNPreeditCaretCallback, &xcb[3],
		1478	# endif
1425	NULL);	1479	NULL);
1426	}	1480	}
		1481	#endif
1427		1482
1428	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1483	Input_Context = XCreateIC (xim,
		1484	XNInputStyle, input_style,
1429	XNClientWindow, TermWin.parent[0],	1485	XNClientWindow, vt,
1430	XNFocusWindow, TermWin.parent[0],	1486	XNFocusWindow, parent[0],
1431	preedit_attr ? XNPreeditAttributes : NULL,	1487	preedit_attr ? XNPreeditAttributes : NULL,
1432	preedit_attr,	1488	preedit_attr,
1433	status_attr ? XNStatusAttributes : NULL,	1489	status_attr ? XNStatusAttributes : NULL,
1434	status_attr, NULL);	1490	status_attr, NULL);
		1491
1435	if (preedit_attr) XFree (preedit_attr);	1492	if (preedit_attr) XFree (preedit_attr);
1436	if (status_attr) XFree (status_attr);	1493	if (status_attr) XFree (status_attr);
		1494	if (fs) XFreeFontSet (dpy, fs);
1437		1495
1438	if (Input_Context == NULL)	1496	if (Input_Context == NULL)
1439	{	1497	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1498	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	display->put_xim (input_method);	1499	im_destroy ();
1442	return false;	1500	return false;
1443	}	1501	}
1444		1502
1445	if (input_style & XIMPreeditArea)	1503	#if 0
		1504	// unfortunately, only the focus window is used by XIM, hard to fix
		1505	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1506	vt_select_input ();
		1507	#endif
		1508
1446	IMSetStatusPosition ();	1509	IMSetPosition ();
1447		1510
1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1449	return true;	1511	return true;
1450	}	1512	}
1451		1513
1452	void	1514	void
1453	rxvt_term::im_cb ()	1515	rxvt_term::im_cb ()
1454	{	1516	{
1455	int i, found, had_im;	1517	int i;
1456	const char *p;	1518	const char *p;
1457	char **s;	1519	char **s;
1458	char buf[IMBUFSIZ];	1520	char buf[IMBUFSIZ];
1459		1521
		1522	make_current ();
		1523
1460	im_destroy ();	1524	im_destroy ();
1461		1525
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1526	if (Input_Context)
1464	return;	1527	return;
1465		1528
1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1529	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467	if (rs[Rs_imLocale])	1530	if (rs[Rs_imLocale])
…		…
1471	p = rs[Rs_inputMethod];	1534	p = rs[Rs_inputMethod];
1472	if (p && *p)	1535	if (p && *p)
1473	{	1536	{
1474	bool found = false;	1537	bool found = false;
1475		1538
1476	s = rxvt_splitcommastring (p);	1539	s = rxvt_strsplit (',', p);
		1540
1477	for (i = 0; s[i]; i++)	1541	for (i = 0; s[i]; i++)
1478	{	1542	{
1479	if (*s[i])	1543	if (*s[i])
1480	{	1544	{
1481	STRCPY (buf, "@im=");	1545	strcpy (buf, "@im=");
1482	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1546	strncat (buf, s[i], IMBUFSIZ - 5);
1483	if (IM_get_IC (buf))	1547	if (IM_get_IC (buf))
1484	{	1548	{
1485	found = true;	1549	found = true;
1486	break;	1550	break;
1487	}	1551	}
1488	}	1552	}
1489	}	1553	}
1490	for (i = 0; s[i]; i++)	1554
1491	free (s[i]);	1555	rxvt_free_strsplit (s);
1492	free (s);
1493		1556
1494	if (found)	1557	if (found)
1495	goto done;	1558	goto done;
1496	}	1559	}
1497		1560
…		…
1509	SET_LOCALE (locale);	1572	SET_LOCALE (locale);
1510	#endif	1573	#endif
1511	}	1574	}
1512		1575
1513	void	1576	void
1514	rxvt_term::IMSetStatusPosition ()	1577	rxvt_term::IMSetPosition ()
1515	{	1578	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1579	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1580	XVaNestedList preedit_attr, status_attr;
1518		1581
1519	if (Input_Context == NULL	1582	if (!Input_Context
1520	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1583	|| !focus
		1584	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1521	|| !IMisRunning ())	1585	|| !IMisRunning ())
1522	return;	1586	return;
1523		1587
		1588	if (input_style & XIMPreeditPosition)
		1589	{
		1590	im_set_size (preedit_rect);
		1591	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1592
		1593	XSetICValues (Input_Context,
		1594	XNPreeditAttributes, preedit_attr, NULL);
		1595	}
		1596	else
		1597	{
1524	/* Getting the necessary width of preedit area */	1598	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1599	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1600	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1601	XFree (status_attr);
1528		1602
1529	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1603	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1604	XFree (needed_rect);
1530		1605
1531	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1606	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1532	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1607	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1533		1608
1534	XSetICValues (Input_Context,	1609	XSetICValues (Input_Context,
1535	XNPreeditAttributes, preedit_attr,	1610	XNPreeditAttributes, preedit_attr,
1536	XNStatusAttributes, status_attr, NULL);	1611	XNStatusAttributes, status_attr,
		1612	NULL);
1537		1613
		1614	XFree (status_attr);
		1615	}
		1616
1538	XFree (preedit_attr);	1617	XFree (preedit_attr);
1539	XFree (status_attr);
1540	}	1618	}
1541	#endif /* USE_XIM */	1619	#endif /* USE_XIM */
1542		1620
1543	/*----------------------------------------------------------------------*/	1621	void
1544	rxvt_t rxvt_current_term;	1622	rxvt_term::get_window_origin (int &x, int &y)
		1623	{
		1624	Window cr;
		1625	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1626	}
		1627
		1628	Pixmap
		1629	rxvt_term::get_pixmap_property (Atom property)
		1630	{
		1631	Pixmap pixmap = None;
		1632
		1633	int aformat;
		1634	unsigned long nitems, bytes_after;
		1635	Atom atype;
		1636	unsigned char *prop;
		1637	int result = XGetWindowProperty (dpy, display->root, property,
		1638	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1639	&nitems, &bytes_after, &prop);
		1640	if (result == Success)
		1641	{
		1642	if (atype == XA_PIXMAP)
		1643	pixmap = *(Pixmap *)prop;
		1644	XFree (prop);
		1645	}
		1646
		1647	return pixmap;
		1648	}
		1649
		1650	#ifdef HAVE_BG_PIXMAP
		1651
		1652	void
		1653	rxvt_term::update_background ()
		1654	{
		1655	if (update_background_ev.is_active ())
		1656	return;
		1657
		1658	bg_invalidate ();
		1659
		1660	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1661
		1662	if (to_wait <= 0.)
		1663	bg_render ();
		1664	else
		1665	update_background_ev.start (to_wait);
		1666	}
		1667
		1668	void
		1669	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1670	{
		1671	make_current ();
		1672
		1673	update_background_ev.stop ();
		1674	bg_render ();
		1675	refresh_check ();
		1676	}
		1677
		1678	#endif /* HAVE_BG_PIXMAP */
1545		1679
1546	/*----------------------- end-of-file (C source) -----------------------*/	1680	/*----------------------- end-of-file (C source) -----------------------*/

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