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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.94 by root, Sun Aug 15 22:09:24 2004 UTC vs.
Revision 1.398 by sf-exg, Tue Sep 8 07:54:58 2015 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>
…		…
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) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
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 3 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
22	*	22	*
23	* This program is distributed in the hope that it will be useful,	23	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	24	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
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 <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
50		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
51	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
52		61
53	bool	62	bool
54	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
55	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
56	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	71	return false;
58		72
59	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
61	return true;	75	return true;
62	}	76	}
63		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
64	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
66		93
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	95	{
69	compose_char *cc;	96	compose_char *cc;
70		97
71	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	100	cc = (*this)[c1];
74	while (cc)	101	while (cc)
75	{	102	{
76	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
78	}	105	}
79		106
80	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
85	}
86		111
87	// allocate a new combination	112	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	114	{
90	static int seen;	115	static int seen;
91		116
92	if (!seen++)	117	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		119
95	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
96	}	121	}
97		122
98	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
123	return len;	148	return len;
124		149
125	}	150	}
126	#endif	151	#endif
127		152
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 ()	153	rxvt_term::rxvt_term ()
144	:	154	{
145	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
146	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	#endif
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	157	#endif
154	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	160	#endif
157	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
159	#endif	163	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	166	#endif
163	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	169	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
168	#endif	179	#endif
169	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	182	#endif
172	#ifdef USE_XIM	183	#ifndef NO_BELL
173	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
174	#endif	185	#endif
175	termwin_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	vt_ev (this, &rxvt_term::x_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	check_ev (this, &rxvt_term::check_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	flush_ev (this, &rxvt_term::flush_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	destroy_ev (this, &rxvt_term::destroy_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
180	pty_ev (this, &rxvt_term::pty_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
181	incr_ev (this, &rxvt_term::incr_cb)	192
182	{
183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
184		194
185	termlist.push_back (this);	195	termlist.push_back (this);
186	}
187		196
188	rxvt_term::~rxvt_term ()	197	#ifdef KEYSYM_RESOURCE
189	{	198	keyboard = new keyboard_manager;
190	termlist.erase (find (termlist.begin (), termlist.end(), this));	199	#endif
		200	}
191		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
192	if (cmd_pid)	207	if (cmd_pid)
193	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
194		209
195	pty.put ();	210	pty_ev.stop ();
		211	delete pty; pty = 0;
		212	}
196		213
197	#ifdef UTMP_SUPPORT	214	rxvt_term::~rxvt_term ()
198	privileged_utmp (RESTORE);	215	{
199	#endif	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
200		217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
201	delete TermWin.fontset;	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
202		234
203	if (display)	235	if (display)
204	{	236	{
205	selection_clear ();	237	selection_clear ();
		238	selection_clear (true);
206		239
207	#ifdef USE_XIM	240	#if USE_XIM
208	im_destroy ();	241	im_destroy ();
209	#endif	242	#endif
210	#ifdef MENUBAR	243	scrollBar.destroy ();
211	if (menubarGC) XFreeGC (display->display, menubarGC);
212	#endif
213	#ifdef XTERM_SCROLLBAR
214	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
215	if (ShadowGC) XFreeGC (display->display, ShadowGC);
216	#endif
217	#ifdef PLAIN_SCROLLBAR
218	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
219	#endif
220	#ifdef NEXT_SCROLLBAR
221	if (blackGC) XFreeGC (display->display, blackGC);
222	if (whiteGC) XFreeGC (display->display, whiteGC);
223	if (grayGC) XFreeGC (display->display, grayGC);
224	if (darkGC) XFreeGC (display->display, darkGC);
225	if (stippleGC) XFreeGC (display->display, stippleGC);
226	if (dimple) XFreePixmap (display->display, dimple);
227	if (upArrow) XFreePixmap (display->display, upArrow);
228	if (downArrow) XFreePixmap (display->display, downArrow);
229	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
230	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
231	#endif
232	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
233	if (topShadowGC) XFreeGC (display->display, topShadowGC);
234	if (botShadowGC) XFreeGC (display->display, botShadowGC);
235	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
236	#endif
237	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
238		244
239	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	245	if (gc)
		246	XFreeGC (dpy, gc);
		247
240	delete menuBar.drawable;	248	delete drawable;
241	//if (menuBar.win)	249
242	// XDestroyWindow (display->display, menuBar.win);
243	#endif
244	delete TermWin.drawable;
245	// destroy all windows	250	// destroy all windows
246	if (TermWin.parent[0])	251	if (parent)
247	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent);
248	}
249		253
250	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
251		255	if (ISSET_PIXCOLOR (i))
252	delete pix_colors_focused;	256	{
		257	pix_colors_focused [i].free (this);
253	#ifdef OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
254	delete pix_colors_unfocused;	259	if (rs[Rs_fade])
		260	pix_colors_unfocused [i].free (this);
255	#endif	261	#endif
		262	}
256		263
		264	clear ();
		265
		266	display->flush (); /* ideally .put should do this */
257	displays.put (display);	267	displays.put (display);
		268	}
258		269
259	scr_release ();	270	scr_release ();
260		271
261	/* clear all resources */	272	/* clear all resources */
262	for (int i = 0; i < allocated.size (); i++)	273	for (int i = 0; i < allocated.size (); i++)
263	free (allocated[i]);	274	free (allocated [i]);
264		275
265	free (selection.text);	276	free (selection.text);
266	// TODO: manage env vars in child only(!)	277	free (selection.clip_text);
267	free (env_windowid);
268	free (env_display);
269	free (env_term);
270	free (env_colorfgbg);
271	free (locale);	278	free (locale);
272	#if 0	279	free (v_buffer);
273	free (codeset);	280
274	#endif	281	delete selection_req;
		282
		283	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		284	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		285
		286	delete [] env;
275		287
276	delete envv;	288	delete envv;
277	delete argv;	289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297
		298	SET_R ((rxvt_term *)0);
		299	}
		300
		301	// child has exited, usually destroys
		302	void
		303	rxvt_term::child_cb (ev::child &w, int status)
		304	{
		305	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		306
		307	cmd_pid = 0;
		308
		309	if (!option (Opt_hold))
		310	destroy ();
278	}	311	}
279		312
280	void	313	void
281	rxvt_term::destroy ()	314	rxvt_term::destroy ()
282	{	315	{
283	if (destroy_ev.active)	316	if (destroy_ev.is_active ())
284	return;	317	return;
		318
		319	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
285		320
286	#if ENABLE_OVERLAY	321	#if ENABLE_OVERLAY
287	scr_overlay_off ();	322	scr_overlay_off ();
288	#endif	323	#endif
289		324
290	if (display)	325	if (display)
291	{	326	{
292	#if USE_XIM	327	#if USE_XIM
293	im_ev.stop (display);	328	im_ev.stop (display);
294	#endif	329	#endif
295	#if HAVE_SCROLLBARS
296	scrollbar_ev.stop (display);	330	scrollbar_ev.stop (display);
297	#endif	331	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
298	#if MENUBAR
299	menubar_ev.stop (display);
300	#endif
301	#if TRANSPARENT
302	rootwin_ev.stop (display);	332	rootwin_ev.stop (display);
303	#endif	333	#endif
304	incr_ev.stop ();
305	termwin_ev.stop (display);	334	termwin_ev.stop (display);
306	vt_ev.stop (display);	335	vt_ev.stop (display);
307	}	336	}
308		337
309	check_ev.stop ();	338	flush_ev.stop ();
310	pty_ev.stop ();	339	pty_ev.stop ();
311	#ifdef CURSOR_BLINK	340	#ifdef CURSOR_BLINK
312	cursor_blink_ev.stop ();	341	cursor_blink_ev.stop ();
313	#endif	342	#endif
314	#ifdef TEXT_BLINK	343	#ifdef TEXT_BLINK
…		…
322	#endif	351	#endif
323	#ifdef POINTER_BLANK	352	#ifdef POINTER_BLANK
324	pointer_ev.stop ();	353	pointer_ev.stop ();
325	#endif	354	#endif
326		355
327	destroy_ev.start (0);	356	destroy_ev.start ();
328	}	357	}
329		358
330	void	359	void
331	rxvt_term::destroy_cb (time_watcher &w)	360	rxvt_term::destroy_cb (ev::idle &w, int revents)
332	{	361	{
333	SET_R (this);	362	make_current ();
334		363
335	delete this;	364	delete this;
336	}	365	}
337		366
338	/*----------------------------------------------------------------------*/
339	/* rxvt_init () */
340	bool
341	rxvt_term::init (int argc, const char *const *argv)
342	{
343	SET_R (this);
344
345	if (!init_vars ())
346	return false;
347
348	init_secondary ();
349
350	const char **cmd_argv = init_resources (argc, argv);
351
352	set_locale ("");
353
354	#if MENUBAR_MAX
355	menubar_read (rs[Rs_menu]);
356	#endif
357	#ifdef HAVE_SCROLLBARS
358	if (options & Opt_scrollBar)
359	scrollBar.setIdle (); /* set existence for size calculations */
360	#endif
361
362	create_windows (argc, argv);
363
364	init_xlocale ();
365
366	scr_reset (); /* initialize screen */
367
368	#if 0
369	XSynchronize (display->display, True);
370	#endif
371
372	#ifdef HAVE_SCROLLBARS
373	if (options & Opt_scrollBar)
374	resize_scrollbar (); /* create and map scrollbar */
375	#endif
376	#if (MENUBAR_MAX)
377	if (menubar_visible ())
378	XMapWindow (display->display, menuBar.win);
379	#endif
380	#ifdef TRANSPARENT
381	if (options & Opt_transparent)
382	{
383	XSelectInput (display->display, display->root, PropertyChangeMask);
384	check_our_parents ();
385	rootwin_ev.start (display, display->root);
386	}
387	#endif
388
389	XMapWindow (display->display, TermWin.vt);
390	XMapWindow (display->display, TermWin.parent[0]);
391
392	init_command (cmd_argv);
393
394	pty_ev.start (pty.pty, EVENT_READ);
395
396	check_ev.start ();
397
398	return true;
399	}
400
401	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
402
403	void	367	void
404	rxvt_init ()	368	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
405	{	369	{
406	/* install exit handler for cleanup */	370	if (!opt)
407	#if 0
408	#ifdef HAVE_ATEXIT
409	atexit (rxvt_clean_exit);
410	#else
411	#endif
412	#endif
413	/*
414	* Save and then give up any super-user privileges
415	* If we need privileges in any area then we must specifically request it.
416	* We should only need to be root in these cases:
417	* 1. write utmp entries on some systems
418	* 2. chown tty on some systems
419	*/
420	rxvt_privileges (SAVE);
421	rxvt_privileges (IGNORE);
422
423	struct sigaction sa;
424
425	sigfillset (&sa.sa_mask);
426	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
427	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
428	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
429	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
430	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
431	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
432	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
433
434	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
435	/* signal (SIGURG, SIG_DFL); */
436
437	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
438	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
439	}
440
441	/* ------------------------------------------------------------------------- *
442	* SIGNAL HANDLING & EXIT HANDLER *
443	* ------------------------------------------------------------------------- */
444	/*
445	* Catch a SIGCHLD signal and exit if the direct child has died
446	*/
447
448	void rxvt_term::child_exited (int pid)
449	{
450	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
451	if (pid == (*t)->cmd_pid)
452	{
453	(*t)->destroy ();
454	break;
455	}
456	}
457
458	/* ARGSUSED */
459	/* INTPROTO */
460	RETSIGTYPE
461	rxvt_Child_signal (int sig __attribute__ ((unused)))
462	{
463	int pid, save_errno = errno;
464
465	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
466	rxvt_term::child_exited (pid);
467
468	errno = save_errno;
469	}
470
471	/*
472	* Catch a fatal signal and tidy up before quitting
473	*/
474	/* INTPROTO */
475	RETSIGTYPE
476	rxvt_Exit_signal (int sig)
477	{
478	signal (sig, SIG_DFL);
479	#ifdef DEBUG_CMD
480	rxvt_warn ("caught signal %d, exiting.\n", sig);
481	#endif
482	rxvt_clean_exit ();
483	kill (getpid (), sig);
484	}
485
486	/* INTPROTO */
487	int
488	rxvt_xerror_handler (Display *display, XErrorEvent *event)
489	{
490	if (GET_R->allowedxerror == -1)
491	GET_R->allowedxerror = event->error_code;
492	else
493	{
494	old_xerror_handler (display, event);
495	GET_R->destroy ();
496	}
497
498	return 0;	371	return;
		372
		373	uint8_t mask = 1 << (opt & 7);
		374	uint8_t &val = options [opt >> 3];
		375
		376	val = val & ~mask | (set ? mask : 0);
499	}	377	}
500		378
501	/*----------------------------------------------------------------------*/	379	/*----------------------------------------------------------------------*/
502	/*	380	/*
503	* Exit gracefully, clearing the utmp entry and restoring tty attributes	381	* Exit gracefully, clearing the utmp entry and restoring tty attributes
504	* TODO: if debugging, this should free up any known resources if we can
505	*/	382	*/
506	/* INTPROTO */	383	static XErrorHandler old_xerror_handler;
507	void
508	rxvt_clean_exit ()
509	{
510	// TODO: rxvtd should clean up all ressources
511	if (GET_R)
512	GET_R->destroy ();
513	}
514		384
515	/* ------------------------------------------------------------------------- *	385	static void
516	* MEMORY ALLOCATION WRAPPERS *	386	rxvt_emergency_cleanup ()
517	* ------------------------------------------------------------------------- */
518	/* INTPROTO */
519	void *
520	rxvt_malloc (size_t size)
521	{	387	{
522	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
523		389	(*t)->emergency_cleanup ();
524	p = malloc (size);
525	if (p)
526	return p;
527
528	rxvt_fatal ("memory allocation failure. aborting.\n");
529	/* NOTREACHED */
530	}	390	}
531		391
532	/* INTPROTO */	392	#if !ENABLE_MINIMAL
533	void *	393	static void ecb_cold
534	rxvt_calloc (size_t number, size_t size)	394	print_x_error (Display *dpy, XErrorEvent *event)
535	{	395	{
536	void *p;	396	char buffer[BUFSIZ];
		397	char mesg[BUFSIZ];
		398	char number[32];
537		399
538	p = calloc (number, size);	400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
539	if (p)
540	return p;
541		401
542	rxvt_fatal ("memory allocation failure. aborting.\n");	402	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
543	/* NOTREACHED */	403	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
544	}
545		404
546	/* INTPROTO */	405	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
547	void *	406	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
548	rxvt_realloc (void *ptr, size_t size)	407	rxvt_warn ("+ %s: %s\n", mesg, buffer);
549	{
550	void *p;
551		408
552	if (ptr)	409	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
553	p = realloc (ptr, size);	410	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		411
		412	if (event->request_code >= 128)
		413	{
		414	#if 0
		415	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		416	int nexts;
		417	char **exts = XListExtensions (dpy, &nexts);
		418
		419	while (nexts)
		420	{
		421	char *extname = exts [nexts - 1];
		422	int major, first_event, first_error;
		423
		424	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		425	{
		426	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		427	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		428
		429	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		430	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		431	rxvt_warn ("+ (which is %s)\n", buffer);
		432
		433	break;
		434	}
		435
		436	printf ("nextss %d %s\n", nexts, extname);//D
		437	--nexts;
		438	++exts;
		439	}
		440	#else
		441	int nexts = 0;
		442	char **exts = 0;
		443	#endif
		444
		445	if (!nexts)
		446	{
		447	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		448
		449	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		450	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		451
		452	#if 0
		453	sprintf (number, "RENDER.%d", event->minor_code);
		454	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		455	rxvt_warn ("+ (which is %s)\n", buffer);
		456	#endif
		457	}
		458
		459	XFreeExtensionList (exts);
		460	}
554	else	461	else
555	p = malloc (size);	462	{
		463	sprintf (number, "%d", event->request_code);
		464	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		465	rxvt_warn ("+ (which is %s)\n", buffer);
		466	}
556		467
557	if (p)	468	if (event->error_code == BadWindow
		469	|| event->error_code == BadPixmap
		470	|| event->error_code == BadCursor
		471	|| event->error_code == BadFont
		472	|| event->error_code == BadDrawable
		473	|| event->error_code == BadColor
		474	|| event->error_code == BadGC
		475	|| event->error_code == BadIDChoice
		476	|| event->error_code == BadValue
		477	|| event->error_code == BadAtom)
		478	{
		479	if (event->error_code == BadValue)
		480	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		481	else if (event->error_code == BadAtom)
		482	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		483	else
		484	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		485
		486	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		487	}
		488	}
		489	#endif
		490
		491	int ecb_cold
		492	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		493	{
		494	if (GET_R && GET_R->allowedxerror == -1)
		495	GET_R->allowedxerror = event->error_code;
		496	else
		497	{
		498	// GET_R is most likely not the terminal which caused the error,
		499	// so just output the error and continue
		500	#if ENABLE_MINIMAL
		501	old_xerror_handler (display, event);
		502	#else
		503	print_x_error (display, event);
		504	#endif
		505	}
		506
558	return p;	507	return 0;
559
560	rxvt_fatal ("memory allocation failure. aborting.\n");
561	/* NOTREACHED */
562	}	508	}
563		509
564	/* ------------------------------------------------------------------------- *	510	int ecb_cold
565	* PRIVILEGED OPERATIONS *	511	rxvt_xioerror_handler (Display *display)
566	* ------------------------------------------------------------------------- */
567	/* take care of suid/sgid super-user (root) privileges */
568	void
569	rxvt_privileges (rxvt_privaction action)
570	{	512	{
571	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	513	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
572	static uid_t euid;	514	DisplayString (display));
573	static gid_t egid;	515	rxvt_emergency_cleanup ();
574	#endif	516	_exit (EXIT_FAILURE);
		517	}
575		518
576	#if ! defined(__CYGWIN32__)	519	static struct sig_handlers
577	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	520	{
578	/* setreuid () is the poor man's setuid (), seteuid () */	521	ev::sig sw_term, sw_int;
579	# define seteuid(a) setreuid(-1, (a))	522
580	# define setegid(a) setregid(-1, (a))	523	/*
581	# define HAVE_SETEUID	524	* Catch a fatal signal and tidy up before quitting
		525	*/
		526	void sig_term (ev::sig &w, int revents);
		527
		528	sig_handlers ()
		529	{
		530	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		531	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		532	}
		533	} sig_handlers;
		534
		535	void
		536	sig_handlers::sig_term (ev::sig &w, int revents)
		537	{
		538	rxvt_emergency_cleanup ();
		539	w.stop ();
		540	kill (getpid (), w.signum);
		541	}
		542
		543	static void
		544	rxvt_get_ttymode (struct termios *tio)
		545	{
		546	if (tcgetattr (STDIN_FILENO, tio) < 0)
		547	memset (tio, 0, sizeof (struct termios));
		548
		549	for (int i = 0; i < NCCS; i++)
		550	tio->c_cc[i] = VDISABLE;
		551
		552	tio->c_cc[VINTR] = CINTR;
		553	tio->c_cc[VQUIT] = CQUIT;
		554	tio->c_cc[VERASE] = CERASE;
		555	#ifdef VERASE2
		556	tio->c_cc[VERASE2] = CERASE2;
		557	#endif
		558	tio->c_cc[VKILL] = CKILL;
		559	tio->c_cc[VEOF] = CEOF;
		560	tio->c_cc[VSTART] = CSTART;
		561	tio->c_cc[VSTOP] = CSTOP;
		562	tio->c_cc[VSUSP] = CSUSP;
		563	# ifdef VDSUSP
		564	tio->c_cc[VDSUSP] = CDSUSP;
582	# endif	565	# endif
583	# ifdef HAVE_SETEUID	566	# ifdef VREPRINT
584	switch (action)	567	tio->c_cc[VREPRINT] = CRPRNT;
585	{
586	case IGNORE:
587	/*
588	* change effective uid/gid - not real uid/gid - so we can switch
589	* back to root later, as required
590	*/
591	seteuid (getuid ());
592	setegid (getgid ());
593	break;
594	case SAVE:
595	euid = geteuid ();
596	egid = getegid ();
597	break;
598	case RESTORE:
599	seteuid (euid);
600	setegid (egid);
601	break;
602	}
603	# else
604	switch (action)
605	{
606	case IGNORE:
607	setuid (getuid ());
608	setgid (getgid ());
609	/* FALLTHROUGH */
610	case SAVE:
611	/* FALLTHROUGH */
612	case RESTORE:
613	break;
614	}
615	# endif	568	# endif
		569	# ifdef VDISCRD
		570	tio->c_cc[VDISCRD] = CFLUSH;
616	#endif	571	# endif
617	}	572	# ifdef VWERSE
618		573	tio->c_cc[VWERSE] = CWERASE;
619	#ifdef UTMP_SUPPORT
620	void
621	rxvt_term::privileged_utmp (rxvt_privaction action)
622	{
623	if ((options & Opt_utmpInhibit)
624	|| !pty.name || !*pty.name)
625	return;
626
627	rxvt_privileges (RESTORE);
628
629	if (action == SAVE)
630	makeutent (pty.name, rs[Rs_display_name]);
631	else
632	cleanutent ();
633
634	rxvt_privileges (IGNORE);
635	}
636	#endif	574	# endif
		575	# ifdef VLNEXT
		576	tio->c_cc[VLNEXT] = CLNEXT;
		577	# endif
		578	# ifdef VSTATUS
		579	tio->c_cc[VSTATUS] = CSTATUS;
		580	# endif
		581
		582	# if VMIN != VEOF
		583	tio->c_cc[VMIN] = 1;
		584	# endif
		585	# if VTIME != VEOL
		586	tio->c_cc[VTIME] = 0;
		587	# endif
		588
		589	/* input modes */
		590	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		591	# ifdef IMAXBEL
		592	| IMAXBEL
		593	# endif
		594	| IXON);
		595
		596	/* output modes */
		597	tio->c_oflag = (OPOST | ONLCR);
		598
		599	/* control modes */
		600	tio->c_cflag = (CS8 | CREAD);
		601
		602	/* local modes */
		603	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		604	# if defined (ECHOCTL) && defined (ECHOKE)
		605	| ECHOCTL | ECHOKE
		606	# endif
		607	| ECHOE | ECHOK);
		608	}
		609
		610	char **rxvt_environ; // startup environment
		611
		612	void
		613	rxvt_init ()
		614	{
		615	assert (("fontMask must not overlap other RS masks",
		616	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		617
		618	rxvt_get_ttymode (&rxvt_term::def_tio);
		619
		620	// get rid of stdin/stdout as we don't need them, to free resources
		621	dup2 (STDERR_FILENO, STDIN_FILENO);
		622	dup2 (STDERR_FILENO, STDOUT_FILENO);
		623
		624	if (!ev_default_loop ())
		625	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		626
		627	rxvt_environ = environ;
		628
		629	signal (SIGHUP, SIG_IGN);
		630	signal (SIGPIPE, SIG_IGN);
		631
		632	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		633	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		634
		635	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		636	// TODO: handle this with exceptions and tolerate the memory loss
		637	XSetIOErrorHandler (rxvt_xioerror_handler);
		638
		639	XrmInitialize ();
		640
		641	#if HAVE_PIXBUF
		642	g_type_init ();
		643	#endif
		644	}
637		645
638	/*----------------------------------------------------------------------*/	646	/*----------------------------------------------------------------------*/
639	/*	647	/*
640	* window size/position calculcations for XSizeHint and other storage.	648	* window size/position calculations for XSizeHint and other storage.
641	* if width/height are non-zero then override calculated width/height	649	* if width/height are non-zero then override calculated width/height
642	*/	650	*/
643	void	651	void
644	rxvt_term::window_calc (unsigned int width, unsigned int height)	652	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
645	{	653	{
646	short recalc_x, recalc_y;	654	short recalc_x, recalc_y;
647	int x, y, sb_w, mb_h, flags;	655	int x, y, flags;
648	unsigned int w, h;	656	unsigned int w, h;
649	unsigned int max_width, max_height;	657	unsigned int max_width, max_height;
650		658
651	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
652	TermWin.ncol, TermWin.nrow, szHint.width,
653	szHint.height));
654	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	659	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
655	szHint.win_gravity = NorthWestGravity;	660	szHint.win_gravity = NorthWestGravity;
656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	661	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
657		662
658	recalc_x = recalc_y = 0;	663	recalc_x = recalc_y = 0;
659	flags = 0;	664	flags = 0;
		665
660	if (!parsed_geometry)	666	if (!parsed_geometry)
661	{	667	{
662	parsed_geometry = 1;	668	parsed_geometry = 1;
		669
663	if (rs[Rs_geometry])	670	if (rs[Rs_geometry])
664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	671	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		672
665	if (flags & WidthValue)	673	if (flags & WidthValue)
666	{	674	{
667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	675	if (!w)
		676	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		677
		678	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
668	szHint.flags |= USSize;	679	szHint.flags |= USSize;
669	}	680	}
		681
670	if (flags & HeightValue)	682	if (flags & HeightValue)
671	{	683	{
672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	684	if (!h)
		685	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		686
		687	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
673	szHint.flags |= USSize;	688	szHint.flags |= USSize;
674	}	689	}
		690
675	if (flags & XValue)	691	if (flags & XValue)
676	{	692	{
677	szHint.x = x;	693	szHint.x = x;
678	szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
679	if (flags & XNegative)	696	if (flags & XNegative)
680	{	697	{
681	recalc_x = 1;	698	recalc_x = 1;
682	szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
683	}	700	}
684	}	701	}
		702
685	if (flags & YValue)	703	if (flags & YValue)
686	{	704	{
687	szHint.y = y;	705	szHint.y = y;
688	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
689	if (flags & YNegative)	708	if (flags & YNegative)
690	{	709	{
691	recalc_y = 1;	710	recalc_y = 1;
		711
692	if (szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
693	szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
694	else	714	else
695	szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
696	}	716	}
697	}	717	}
698	}	718	}
699		719
700	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
701	TermWin.width = TermWin.ncol * TermWin.fwidth;	721	width = ncol * fwidth;
702	TermWin.height = TermWin.nrow * TermWin.fheight;	722	height = nrow * fheight;
703	max_width = MAX_COLS * TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
704	max_height = MAX_ROWS * TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
705		725
706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
707		727
708	sb_w = mb_h = 0;
709	window_vt_x = window_vt_y = TermWin.int_bwidth;	728	window_vt_x = window_vt_y = int_bwidth;
710		729
711	if (scrollbar_visible ())	730	if (scrollBar.state)
712	{	731	{
713	sb_w = scrollbar_TotalWidth ();	732	int sb_w = scrollBar.total_width ();
714	szHint.base_width += sb_w;	733	szHint.base_width += sb_w;
		734
715	if (!(options & Opt_scrollBar_right))	735	if (!option (Opt_scrollBar_right))
716	window_vt_x += sb_w;	736	window_vt_x += sb_w;
717	}	737	}
718		738
719	if (menubar_visible ())
720	{
721	mb_h = menuBar_TotalHeight ();
722	szHint.base_height += mb_h;
723	window_vt_y += mb_h;
724	}
725
726	szHint.width_inc = TermWin.fwidth;	739	szHint.width_inc = fwidth;
727	szHint.height_inc = TermWin.fheight;	740	szHint.height_inc = fheight;
728	szHint.min_width = szHint.base_width + szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
729	szHint.min_height = szHint.base_height + szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
730		743
731	if (width && width - szHint.base_width < max_width)	744	if (newwidth && newwidth - szHint.base_width < max_width)
732	{	745	{
733	szHint.width = width;	746	szHint.width = newwidth;
734	TermWin.width = width - szHint.base_width;	747	width = newwidth - szHint.base_width;
735	}	748	}
736	else	749	else
737	{	750	{
738	MIN_IT (TermWin.width, max_width);	751	min_it (width, max_width);
739	szHint.width = szHint.base_width + TermWin.width;	752	szHint.width = szHint.base_width + width;
740	}	753	}
741		754
742	if (height && height - szHint.base_height < max_height)	755	if (newheight && newheight - szHint.base_height < max_height)
743	{	756	{
744	szHint.height = height;	757	szHint.height = newheight;
745	TermWin.height = height - szHint.base_height;	758	height = newheight - szHint.base_height;
746	}	759	}
747	else	760	else
748	{	761	{
749	MIN_IT (TermWin.height, max_height);	762	min_it (height, max_height);
750	szHint.height = szHint.base_height + TermWin.height;	763	szHint.height = szHint.base_height + height;
751	}	764	}
752
753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
754	window_sb_x = szHint.width - sb_w;
755		765
756	if (recalc_x)	766	if (recalc_x)
757	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	767	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
758	- szHint.width - 2 * TermWin.ext_bwidth);	768
759	if (recalc_y)	769	if (recalc_y)
760	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	770	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
761	- szHint.height - 2 * TermWin.ext_bwidth);
762		771
763	TermWin.ncol = TermWin.width / TermWin.fwidth;	772	ncol = width / fwidth;
764	TermWin.nrow = TermWin.height / TermWin.fheight;	773	nrow = height / fheight;
765	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	774
766	TermWin.ncol, TermWin.nrow, szHint.width,	775	// When the size of the vt window is not a multiple of the cell
767	szHint.height));	776	// size, i.e., when the wm does not honour our size hints, there are
768	return;	777	// extra areas not covered by the terminal screen. Such gaps, when a
		778	// bg pixmap is set, would have to be cleared manually to properly
		779	// refresh the background. We take the simpler route and shrink the
		780	// vt window so as to avoid creating gaps.
		781	vt_width = ncol * fwidth;
		782	vt_height = nrow * fheight;
769	}	783	}
770		784
771	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
772	/*	786	/*
773	* Tell the teletype handler what size the window is.	787	* Tell the teletype handler what size the window is.
774	* Called after a window size change.	788	* Called after a window size change.
775	*/	789	*/
776	void	790	void
777	rxvt_term::tt_winch ()	791	rxvt_term::tt_winch ()
778	{	792	{
779	if (pty.pty < 0)	793	if (pty->pty < 0)
780	return;	794	return;
781		795
782	struct winsize ws;	796	struct winsize ws;
783		797
784	ws.ws_col = TermWin.ncol;	798	ws.ws_col = ncol;
785	ws.ws_row = TermWin.nrow;	799	ws.ws_row = nrow;
786	ws.ws_xpixel = TermWin.width;	800	ws.ws_xpixel = vt_width;
787	ws.ws_ypixel = TermWin.height;	801	ws.ws_ypixel = vt_height;
788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	802	ioctl (pty->pty, TIOCSWINSZ, &ws);
789		803
790	#if 0	804	#if 0
791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	805	// TIOCSWINSZ is supposed to do this automatically and correctly
792	if (cmd_pid) /* force through to the command */	806	if (cmd_pid) /* force through to the command */
793	kill (cmd_pid, SIGWINCH);	807	kill (-cmd_pid, SIGWINCH);
794	#endif	808	#endif
795	}	809	}
796		810
797	/*----------------------------------------------------------------------*/	811	/*----------------------------------------------------------------------*/
798	/* rxvt_change_font () - Switch to a new font */	812	/* load and set the various fonts */
799	/*
800	* init = 1 - initialize
801	*
802	* fontname == FONT_UP - switch to bigger font
803	* fontname == FONT_DN - switch to smaller font
804	*/
805	bool	813	bool
806	rxvt_term::change_font (const char *fontname)	814	rxvt_term::set_fonts ()
807	{	815	{
808	if (fontname == FONT_UP)
809	{
810	// TODO
811	}
812	else if (fontname == FONT_DN)
813	{
814	// TODO
815	}
816	else
817	{
818	rxvt_fontset *fs = new rxvt_fontset (this);	816	rxvt_fontset *fs = new rxvt_fontset (this);
		817	rxvt_fontprop prop;
819		818
820	if (fs && fs->populate (fontname ? fontname : "fixed"))	819	if (!fs
		820	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		821	|| !fs->realize_font (1))
		822	{
		823	delete fs;
		824	return false;
		825	}
		826
		827	#if ENABLE_STYLES
		828	for (int i = RS_styleCount; --i; )
		829	if (fontset[i] != fontset[0])
		830	delete fontset[i];
		831	#endif
		832
		833	delete fontset[0];
		834	fontset[0] = fs;
		835
		836	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		837	prop.width = max (prop.width + letterSpace, 1);
		838
		839	fs->set_prop (prop, false);
		840
		841	fwidth = prop.width;
		842	fheight = prop.height + lineSpace;
		843	fbase = prop.ascent;
		844
		845	for (int style = 1; style < 4; style++)
		846	{
		847	#if ENABLE_STYLES
		848	const char *res = rs[Rs_font + style];
		849
		850	if (res && !*res)
		851	fontset[style] = fontset[0];
		852	else
821	{	853	{
822	delete TermWin.fontset;	854	fontset[style] = fs = new rxvt_fontset (this);
823	TermWin.fontset = fs;	855	rxvt_fontprop prop2 = prop;
824	TermWin.fwidth = fs->base_font ()->width;
825	TermWin.fheight = fs->base_font ()->height;
826	TermWin.fbase = fs->base_font ()->ascent;
827		856
828	if (TermWin.parent[0])	857	if (res)
829	{	858	{
830	resize_all_windows (0, 0, 0);	859	fs->populate (res);
831	scr_remap_chars ();	860	fs->set_prop (prop2, false);
832	scr_touch (true);
833	}	861	}
		862	else
		863	{
		864	fs->populate (fontset[0]->fontdesc);
834		865
835	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)	866	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
836	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);	867	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
837		868
838	return true;	869	fs->set_prop (prop2, true);
		870	}
		871
839	}	872	}
		873	#else
		874	fontset[style] = fontset[0];
		875	#endif
		876	}
		877
		878	if (parent)
840	}	879	{
		880	resize_all_windows (0, 0, 0);
		881	scr_remap_chars ();
		882	scr_touch (true);
		883	}
841		884
842	return false;	885	return true;
843	}	886	}
844		887
845	bool	888	void
846	rxvt_term::font_up_down (int n, int direction)	889	rxvt_term::set_string_property (Atom prop, const char *str, int len)
847	{	890	{
848	return false;	891	XChangeProperty (dpy, parent,
		892	prop, XA_STRING, 8, PropModeReplace,
		893	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		894	}
		895
		896	void
		897	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		898	{
		899	XTextProperty ct;
		900
		901	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		902	{
		903	XSetTextProperty (dpy, parent, &ct, prop);
		904	XFree (ct.value);
		905	}
		906	}
		907
		908	void
		909	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		910	{
		911	wchar_t *ws = rxvt_mbstowcs (str, len);
		912	char *s = rxvt_wcstoutf8 (ws);
		913
		914	XChangeProperty (dpy, parent,
		915	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		916	(const unsigned char *)s, strlen (s));
		917
		918	free (s);
		919	free (ws);
849	}	920	}
850		921
851	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
852	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
853	/* xterm sequences - title, iconName, color (exptl) */	924	/* xterm sequences - title, iconName, color (exptl) */
854	void	925	void
855	rxvt_term::set_title (const char *str)	926	rxvt_term::set_title (const char *str)
856	{	927	{
857	#ifdef SMART_WINDOW_TITLE	928	set_mbstring_property (XA_WM_NAME, str);
858	char *name;	929	#if ENABLE_EWMH
859		930	set_utf8_property (xa[XA_NET_WM_NAME], str);
860	if (!XFetchName (display->display, TermWin.parent[0], &name))
861	name = NULL;
862
863	if (name == NULL || strcmp (name, str))
864	#endif
865	XStoreName (display->display, TermWin.parent[0], str);
866
867	#ifdef SMART_WINDOW_TITLE
868	if (name)
869	XFree (name);
870	#endif	931	#endif
871	}	932	}
872		933
873	void	934	void
874	rxvt_term::set_icon_name (const char *str)	935	rxvt_term::set_icon_name (const char *str)
875	{	936	{
876	#ifdef SMART_WINDOW_TITLE	937	set_mbstring_property (XA_WM_ICON_NAME, str);
877	char *name;	938	#if ENABLE_EWMH
878		939	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
879	if (!XGetIconName (display->display, TermWin.parent[0], &name))
880	name = NULL;
881
882	if (name == NULL || strcmp (name, str))
883	#endif	940	#endif
884	XSetIconName (display->display, TermWin.parent[0], str);
885
886	#ifdef SMART_WINDOW_TITLE
887	if (name)
888	XFree (name);
889	#endif
890	}	941	}
891		942
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
892	#ifdef XTERM_COLOR_CHANGE	946	#ifdef XTERM_COLOR_CHANGE
893	void
894	rxvt_term::set_window_color (int idx, const char *color)
895	{
896	rxvt_color xcol;
897	int i;
898
899	if (color == NULL || *color == '\0')	947	if (color == NULL || *color == '\0')
900	return;	948	return;
901		949
		950	color = strdup (color);
		951	allocated.push_back ((void *)color);
		952	rs[Rs_color + idx] = color;
		953
902	/* handle color aliases */	954	/* handle color aliases */
903	if (isdigit (*color))	955	if (isdigit (*color))
904	{	956	{
905	i = atoi (color);	957	int i = atoi (color);
		958
906	if (i >= 8 && i <= 15)	959	if (i >= 8 && i <= 15)
		960	{
907	{ /* bright colors */	961	/* bright colors */
908	i -= 8;	962	alias_color (idx, minBrightCOLOR + i - 8);
909	# ifndef NO_BRIGHTCOLOR
910	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
911	SET_PIXCOLOR (idx);
912	goto Done;	963	goto done;
913	# endif
914
915	}	964	}
		965
916	if (i >= 0 && i <= 7)	966	if (i >= 0 && i <= 7)
		967	{
917	{ /* normal colors */	968	/* normal colors */
918	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	969	alias_color (idx, minCOLOR + i);
919	SET_PIXCOLOR (idx);
920	goto Done;	970	goto done;
921	}	971	}
922	}	972	}
923		973
924	if (!rXParseAllocColor (& xcol, color))	974	pix_colors_focused[idx].free (this);
925	return;	975	set_color (pix_colors_focused[idx], color);
926		976
927	/* XStoreColor (display->display, display->cmap, XColor*); */
928
929	/*
930	* FIXME: should free colors here, but no idea how to do it so instead,
931	* so just keep gobbling up the colormap
932	*/
933	# if 0
934	for (i = Color_Black; i <= Color_White; i++)
935	if (pix_colors[idx] == pix_colors[i])
936	break;
937	if (i > Color_White)
938	{
939	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
940	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
941	DisplayPlanes (display->display, display->screen));
942	}
943	# endif
944
945	pix_colors_focused[idx] = xcol;
946	SET_PIXCOLOR (idx);
947
948	/* XSetWindowAttributes attr; */
949	/* Cursor cursor; */
950	Done:	977	done:
951	#ifdef OFF_FOCUS_FADING
952	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
953	#endif
954	if (idx == Color_bg && ! (options & Opt_transparent))
955	XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]);
956
957	/* handle Color_BD, scrollbar background, etc. */	978	/*TODO: handle Color_BD, scrollbar background, etc. */
958		979
959	set_colorfgbg ();	980	update_fade_color (idx);
960	recolour_cursor ();	981	recolor_cursor ();
961	scr_touch (true);	982	scr_recolor ();
		983	#endif /* XTERM_COLOR_CHANGE */
962	}	984	}
963		985
964	#else
965	# define set_window_color (idx,color) ((void)0)
966	#endif /* XTERM_COLOR_CHANGE */
967
968	void	986	void
969	rxvt_term::recolour_cursor ()	987	rxvt_term::recolor_cursor ()
970	{	988	{
971	XColor xcol[2];	989	XColor fg, bg;
972		990
973	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? pix_colors_focused[Color_pointer_fg] : pix_colors_focused[Color_fg];	991	(ISSET_PIXCOLOR (Color_pointer_fg)
974	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? pix_colors_focused[Color_pointer_bg] : pix_colors_focused[Color_bg];	992	? pix_colors_focused[Color_pointer_fg]
975	XQueryColors (display->display, display->cmap, xcol, 2);	993	: pix_colors_focused[Color_fg]).get (fg);
976	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	994
		995	(ISSET_PIXCOLOR (Color_pointer_bg)
		996	? pix_colors_focused[Color_pointer_bg]
		997	: pix_colors_focused[Color_bg]).get (bg);
		998
		999	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
977	}	1000	}
978		1001
979	/*----------------------------------------------------------------------*/	1002	/*----------------------------------------------------------------------*/
980	/*	1003	/*
981	* find if fg/bg matches any of the normal (low-intensity) colors	1004	* find if fg/bg matches any of the normal (low-intensity) colors
982	*/	1005	*/
983	void	1006	char *
984	rxvt_term::set_colorfgbg ()	1007	rxvt_term::get_colorfgbg ()
985	{	1008	{
986	unsigned int i;	1009	unsigned int i;
987	const char *xpmb = "\0";	1010	const char *xpmb = "";
988	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1011	char fstr[] = "default";
989		1012	char bstr[] = "default";
990	env_colorfgbg =	1013	char *env_colorfgbg;
991	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1014
992	strcpy (fstr, "default");
993	strcpy (bstr, "default");
994	for (i = Color_Black; i <= Color_White; i++)	1015	for (i = Color_Black; i <= Color_White; i++)
995	if (pix_colors[Color_fg] == pix_colors[i])	1016	if (pix_colors[Color_fg] == pix_colors[i])
996	{	1017	{
997	sprintf (fstr, "%d", (i - Color_Black));	1018	sprintf (fstr, "%d", i - Color_Black);
998	break;	1019	break;
999	}	1020	}
		1021
1000	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
1001	if (pix_colors[Color_bg] == pix_colors[i])	1023	if (pix_colors[Color_bg] == pix_colors[i])
1002	{	1024	{
1003	sprintf (bstr, "%d", (i - Color_Black));	1025	sprintf (bstr, "%d", i - Color_Black);
1004	#ifdef XPM_BACKGROUND	1026	#if BG_IMAGE_FROM_FILE
1005	xpmb = "default;";	1027	xpmb = "default;";
1006	#endif	1028	#endif
1007	break;	1029	break;
1008	}	1030	}
1009		1031
		1032	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1010	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1033	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1011		1034	return env_colorfgbg;
1012	#ifndef NO_BRIGHTCOLOR
1013	colorfgbg = DEFAULT_RSTYLE;
1014	for (i = minCOLOR; i <= maxCOLOR; i++)
1015	{
1016	if (pix_colors[Color_fg] == pix_colors[i])
1017	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1018	if (pix_colors[Color_bg] == pix_colors[i])
1019	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1020	}
1021	#endif
1022	}	1035	}
1023		1036
1024	/*----------------------------------------------------------------------*/	1037	/*----------------------------------------------------------------------*/
1025	/*
1026	* Colour determination for low colour displays, routine from
1027	* Hans de Goede <hans@highrise.nl>
1028	*/
1029		1038
1030	int	1039	bool
1031	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1040	rxvt_term::set_color (rxvt_color &color, const char *name)
1032	{	1041	{
1033	if (!screen_in_out->set (display, colour))	1042	if (color.set (this, name))
1034	{
1035	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1036	return false;
1037	}
1038
1039	return true;	1043	return true;
		1044
		1045	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1046	return false;
		1047	}
		1048
		1049	void
		1050	rxvt_term::alias_color (int dst, int src)
		1051	{
		1052	pix_colors[dst].free (this);
		1053	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1040	}	1054	}
1041		1055
1042	/* -------------------------------------------------------------------- *	1056	/* -------------------------------------------------------------------- *
1043	* - WINDOW RESIZING - *	1057	* - WINDOW RESIZING - *
1044	* -------------------------------------------------------------------- */	1058	* -------------------------------------------------------------------- */
1045	void	1059	void
1046	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1060	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1047	{	1061	{
1048	int fix_screen;	1062	int fix_screen;
		1063	int old_width = szHint.width;
		1064	int old_height = szHint.height;
1049		1065
1050	#ifdef SMART_RESIZE
1051	int old_width = szHint.width, old_height = szHint.height;
1052	#endif
1053
1054	window_calc (width, height);	1066	window_calc (newwidth, newheight);
		1067
		1068	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1069
		1070	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1071	if (set_hint)
		1072	{
		1073	szHint.flags &= ~(PBaseSize | PResizeInc);
1055	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1074	XSetWMNormalHints (dpy, parent, &szHint);
		1075	szHint.flags |= PBaseSize | PResizeInc;
		1076	}
1056		1077
1057	if (!ignoreparent)	1078	if (!ignoreparent)
1058	{	1079	{
1059	#ifdef SMART_RESIZE	1080	#ifdef SMART_RESIZE
1060	/*	1081	/*
…		…
1064	int x, y, x1, y1;	1085	int x, y, x1, y1;
1065	int dx, dy;	1086	int dx, dy;
1066	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1087	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1067	Window unused_cr;	1088	Window unused_cr;
1068		1089
1069	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1090	XTranslateCoordinates (dpy, parent, display->root,
1070	0, 0, &x, &y, &unused_cr);	1091	0, 0, &x, &y, &unused_cr);
1071	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1092	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1072	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1093	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1073	/*	1094	/*
1074	* if display->root isn't the parent window, a WM will probably have offset	1095	* if display->root isn't the parent window, a WM will probably have offset
1075	* our position for handles and decorations. Counter it	1096	* our position for handles and decorations. Counter it
1076	*/	1097	*/
…		…
1078	{	1099	{
1079	x -= x1;	1100	x -= x1;
1080	y -= y1;	1101	y -= y1;
1081	}	1102	}
1082		1103
1083	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1104	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1084	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1105	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1085	dx = old_width - szHint.width;	1106	dx = old_width - szHint.width;
1086	dy = old_height - szHint.height;	1107	dy = old_height - szHint.height;
1087		1108
1088	/* Check position of the center of the window */	1109	/* Check position of the center of the window */
1089	if (x < x1) /* left half */	1110	if (x < x1) /* left half */
1090	dx = 0;	1111	dx = 0;
…		…
1093	if (y < y1) /* top half */	1114	if (y < y1) /* top half */
1094	dy = 0;	1115	dy = 0;
1095	else if (y == y1) /* exact center */	1116	else if (y == y1) /* exact center */
1096	dy /= 2;	1117	dy /= 2;
1097		1118
1098	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1119	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1099	szHint.width, szHint.height);	1120	szHint.width, szHint.height);
1100	#else	1121	#else
1101	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1122	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1102	#endif	1123	#endif
1103	}	1124	}
1104		1125
		1126	if (set_hint)
		1127	XSetWMNormalHints (dpy, parent, &szHint);
		1128
1105	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1129	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1106		1130
1107	if (fix_screen || width != old_width || height != old_height)	1131	if (fix_screen || newwidth != old_width || newheight != old_height)
1108	{	1132	{
1109	if (scrollbar_visible ())	1133	if (scrollBar.state)
1110	{	1134	scrollBar.resize ();
1111	XMoveResizeWindow (display->display, scrollBar.win,
1112	window_sb_x, 0,
1113	scrollbar_TotalWidth (), szHint.height);
1114	resize_scrollbar ();
1115	}
1116		1135
1117	if (menubar_visible ())
1118	XMoveResizeWindow (display->display, menuBar.win,
1119	window_vt_x, 0,
1120	TermWin_TotalWidth (), menuBar_TotalHeight ());
1121
1122	XMoveResizeWindow (display->display, TermWin.vt,	1136	XMoveResizeWindow (dpy, vt,
1123	window_vt_x, window_vt_y,	1137	window_vt_x, window_vt_y,
1124	TermWin_TotalWidth (), TermWin_TotalHeight ());	1138	vt_width, vt_height);
1125	scr_clear ();	1139
1126	#ifdef XPM_BACKGROUND	1140	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1127	resize_pixmap ();	1141
		1142	#ifdef HAVE_BG_PIXMAP
		1143	if (bg_window_size_sensitive ())
		1144	update_background ();
1128	#endif	1145	#endif
1129	}	1146	}
1130		1147
1131	if (fix_screen || old_height == 0)	1148	if (fix_screen || old_height == 0)
1132	{
1133	int curr_screen = -1;
1134	int old_ncol = prev_ncol;
1135
1136	/* scr_reset only works on the primary screen */
1137	if (old_height) /* this is not the first time through */
1138	{
1139	unsigned int ncol = TermWin.ncol;
1140	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1141	curr_screen = scr_change_screen (PRIMARY);
1142	TermWin.ncol = ncol;
1143	}
1144
1145	scr_reset ();	1149	scr_reset ();
1146		1150
1147	if (curr_screen >= 0) /* this is not the first time through */
1148	{
1149	scr_change_screen (curr_screen);
1150	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1151	}
1152	}
1153
1154	old_width = szHint.width;
1155	old_height = szHint.height;
1156
1157	#ifdef USE_XIM	1151	#if USE_XIM
1158	IMSetStatusPosition ();	1152	im_set_position ();
1159	#endif	1153	#endif
1160	}	1154	}
1161		1155
1162	/*	1156	/*
1163	* Set the width/height of the vt window in characters. Units are pixels.	1157	* Set the width/height of the vt window in characters. Units are pixels.
1164	* good for toggling 80/132 columns	1158	* good for toggling 80/132 columns
1165	*/	1159	*/
1166	void	1160	void
1167	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1161	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1168	{	1162	{
1169	XWindowAttributes wattr;	1163	XWindowAttributes wattr;
1170		1164
1171	if (width == 0 || height == 0)	1165	if (newwidth == 0 || newheight == 0)
1172	{	1166	{
1173	XGetWindowAttributes (display->display, display->root, &wattr);	1167	XGetWindowAttributes (dpy, display->root, &wattr);
		1168
1174	if (width == 0)	1169	if (newwidth == 0)
1175	width = wattr.width - szHint.base_width;	1170	newwidth = wattr.width - szHint.base_width;
1176	if (height == 0)	1171	if (newheight == 0)
1177	height = wattr.height - szHint.base_height;	1172	newheight = wattr.height - szHint.base_height;
1178	}
1179
1180	if (width != TermWin.width || height != TermWin.height)
1181	{	1173	}
		1174
		1175	if (newwidth != vt_width || newheight != vt_height)
		1176	{
1182	width += szHint.base_width;	1177	newwidth += szHint.base_width;
1183	height += szHint.base_height;	1178	newheight += szHint.base_height;
1184	resize_all_windows (width, height, 0);	1179	resize_all_windows (newwidth, newheight, 0);
1185	}	1180	}
1186	}	1181	}
1187		1182
1188	/* -------------------------------------------------------------------- *	1183	/* -------------------------------------------------------------------- *
1189	* - X INPUT METHOD ROUTINES - *	1184	* - X INPUT METHOD ROUTINES - *
1190	* -------------------------------------------------------------------- */	1185	* -------------------------------------------------------------------- */
1191	#ifdef USE_XIM	1186	#if USE_XIM
1192		1187
1193	void	1188	void
1194	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1189	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1195	{	1190	{
1196	fg = pix_colors[Color_fg];	1191	fg = pix_colors [Color_fg];
1197	bg = pix_colors[Color_bg];	1192	bg = pix_colors [Color_bg];
1198	}	1193	}
1199		1194
1200	void	1195	void
1201	rxvt_term::im_set_size (XRectangle &size)	1196	rxvt_term::im_set_size (XRectangle &size)
1202	{	1197	{
1203	// the int_bwidth terms make no sense to me	1198	// the int_bwidth terms make no sense to me
1204	size.x = TermWin.int_bwidth;	1199	size.x = int_bwidth;
1205	size.y = TermWin.int_bwidth;	1200	size.y = int_bwidth;
1206	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1201	size.width = Width2Pixel (ncol) + int_bwidth;
1207	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1202	size.height = Height2Pixel (nrow) + int_bwidth;
1208	}	1203	}
1209		1204
1210	void	1205	void
1211	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1206	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1212	XRectangle &status_rect,	1207	XRectangle &status_rect,
1213	const XRectangle &needed_rect)	1208	const XRectangle &needed_rect)
1214	{	1209	{
1215	preedit_rect.x = needed_rect.width;	1210	preedit_rect.x = needed_rect.width;
1216	preedit_rect.y = 0;	1211	preedit_rect.y = 0;
1217	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1212	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1218	preedit_rect.height = TermWin.fheight;	1213	preedit_rect.height = fheight;
1219		1214
1220	status_rect.x = 0;	1215	status_rect.x = 0;
1221	status_rect.y = 0;	1216	status_rect.y = 0;
1222	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1217	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1223	status_rect.height = TermWin.fheight;	1218	status_rect.height = fheight;
1224	}	1219	}
1225		1220
1226	/* Checking whether input method is running. */	1221	/* Checking whether input method is running. */
1227	bool	1222	bool
1228	rxvt_term::IMisRunning ()	1223	rxvt_term::im_is_running ()
1229	{	1224	{
1230	char *p;
1231	Atom atom;	1225	Atom atom;
1232	Window win;	1226	Window win;
1233	char server[IMBUFSIZ];	1227	char server[IMBUFSIZ];
1234		1228
1235	/* get current locale modifier */	1229	/* get current locale modifier */
1236	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1230	if (char *p = XSetLocaleModifiers (0))
1237	{	1231	{
1238	strcpy (server, "@server=");	1232	strcpy (server, "@server=");
1239	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1233	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1240		1234
1241	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1235	if (p = strchr (server + 1, '@')) /* first one only */
1242	*p = '\0';	1236	*p = '\0';
1243		1237
1244	atom = XInternAtom (display->display, server, False);	1238	atom = XInternAtom (dpy, server, False);
1245	win = XGetSelectionOwner (display->display, atom);	1239	win = XGetSelectionOwner (dpy, atom);
1246		1240
1247	if (win != None)	1241	if (win != None)
1248	return True;	1242	return true;
1249	}	1243	}
1250		1244
1251	return False;	1245	return false;
1252	}	1246	}
1253		1247
1254	void	1248	void
1255	rxvt_term::IMSendSpot ()	1249	rxvt_term::im_send_spot ()
1256	{	1250	{
1257	XPoint spot;	1251	XPoint nspot;
1258	XVaNestedList preedit_attr;	1252	XVaNestedList preedit_attr;
1259		1253
1260	if (!Input_Context	1254	if (!Input_Context
1261	|| !TermWin.focus	1255	|| !focus
1262	|| !(input_style & XIMPreeditPosition)	1256	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1263	#if 0
1264	|| !(event_type == KeyPress
1265	|| event_type == Expose
1266	|| event_type == NoExpose
1267	|| event_type == SelectionNotify
1268	|| event_type == ButtonRelease || event_type == FocusIn)
1269	#endif
1270	|| !IMisRunning ())
1271	return;	1257	return;
1272		1258
1273	im_set_position (spot);	1259	im_set_position (nspot);
		1260
		1261	if (nspot.x == spot.x && nspot.y == spot.y)
		1262	return;
		1263
		1264	spot = nspot;
1274		1265
1275	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1266	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1276	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1267	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1277	XFree (preedit_attr);	1268	XFree (preedit_attr);
1278	}	1269	}
1279		1270
1280	void	1271	void
1281	rxvt_term::im_destroy ()	1272	rxvt_term::im_destroy ()
1282	{	1273	{
1283	if (Input_Context)
1284	{
1285	XDestroyIC (Input_Context);
1286	Input_Context = 0;
1287	}
1288
1289	if (input_method)	1274	if (input_method)
1290	{	1275	{
		1276	if (Input_Context && input_method->xim)
		1277	XDestroyIC (Input_Context);
		1278
1291	display->put_xim (input_method);	1279	display->put_xim (input_method);
1292	input_method = 0;	1280	input_method = 0;
1293	}	1281	}
		1282
		1283	Input_Context = 0;
1294	}	1284	}
		1285
		1286	#ifdef ENABLE_XIM_ONTHESPOT
		1287
		1288	static void
		1289	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1290	{
		1291	((rxvt_term *)client_data)->make_current ();
		1292	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1293	}
		1294
		1295	static void
		1296	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1297	{
		1298	((rxvt_term *)client_data)->make_current ();
		1299	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1300	}
		1301
		1302	static void
		1303	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1304	{
		1305	rxvt_term *term = (rxvt_term *)client_data;
		1306	XIMText *text = call_data->text;
		1307
		1308	term->make_current ();
		1309
		1310	if (text)
		1311	{
		1312	wchar_t *str;
		1313
		1314	if (!text->encoding_is_wchar && text->string.multi_byte)
		1315	{
		1316	// of course, X makes it ugly again
		1317	if (term->rs[Rs_imLocale])
		1318	SET_LOCALE (term->rs[Rs_imLocale]);
		1319
		1320	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1321	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1322
		1323	if (term->rs[Rs_imLocale])
		1324	SET_LOCALE (term->locale);
		1325	}
		1326	else
		1327	str = text->string.wide_char;
		1328
		1329	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1330	DT_INT, call_data->caret,
		1331	DT_INT, call_data->chg_first,
		1332	DT_INT, call_data->chg_length,
		1333	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1334	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1335	DT_END));
		1336	}
		1337	else
		1338	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1339	DT_INT, call_data->caret,
		1340	DT_INT, call_data->chg_first,
		1341	DT_INT, call_data->chg_length,
		1342	DT_END));
		1343	}
		1344
		1345	#if 0
		1346	static void
		1347	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1348	{
		1349	((rxvt_term *)client_data)->make_current ();
		1350	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1351	DT_INT, call_data->position,
		1352	DT_INT, call_data->direction,
		1353	DT_INT, call_data->style,
		1354	DT_END));
		1355	}
		1356	#endif
		1357
		1358	#endif
1295		1359
1296	/*	1360	/*
1297	* Try to open a XIM with the current modifiers, then see if we can	1361	* Try to open a XIM with the current modifiers, then see if we can
1298	* open a suitable preedit type	1362	* open a suitable preedit type
1299	*/	1363	*/
1300	bool	1364	bool
1301	rxvt_term::IM_get_IC (const char *modifiers)	1365	rxvt_term::im_get_ic (const char *modifiers)
1302	{	1366	{
1303	int i, j, found;	1367	int i, j, found;
1304	XIM xim;	1368	XIM xim;
1305	XPoint spot;	1369	XPoint spot;
1306	XRectangle rect, status_rect, needed_rect;	1370	XRectangle rect, status_rect, needed_rect;
1307	unsigned long fg, bg;	1371	unsigned long fg, bg;
1308	const char *p;	1372	const char *p;
1309	char **s;	1373	char **s;
1310	XIMStyles *xim_styles;	1374	XIMStyles *xim_styles;
1311		1375
		1376	set_environ (env);
		1377
1312	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1378	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1313	return false;	1379	return false;
1314		1380
1315	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1316	input_method = display->get_xim (locale, modifiers);	1381	input_method = display->get_xim (locale, modifiers);
1317	if (input_method == NULL)	1382	if (input_method == NULL)
1318	return false;	1383	return false;
1319		1384
1320	xim = input_method->xim;	1385	xim = input_method->xim;
		1386	spot.x = spot.y = -1;
1321		1387
1322	xim_styles = NULL;	1388	xim_styles = NULL;
1323	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1389	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1324	|| !xim_styles || !xim_styles->count_styles)	1390	|| !xim_styles || !xim_styles->count_styles)
1325	{	1391	{
1326	im_destroy ();	1392	im_destroy ();
1327	return false;	1393	return false;
1328	}	1394	}
1329		1395
1330	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1396	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1331	s = rxvt_splitcommastring (p);
1332		1397
		1398	for (int pi = 0; pi < 2; pi++)
		1399	{
		1400	p = pet[pi];
		1401
		1402	if (!p)
		1403	continue;
		1404
		1405	s = rxvt_strsplit (',', p);
		1406
1333	for (i = found = 0; !found && s[i]; i++)	1407	for (i = found = 0; !found && s[i]; i++)
1334	{	1408	{
1335	if (!strcmp (s[i], "OverTheSpot"))	1409	if (!strcmp (s[i], "OverTheSpot"))
1336	input_style = (XIMPreeditPosition | XIMStatusNothing);	1410	input_style = XIMPreeditPosition | XIMStatusNothing;
1337	else if (!strcmp (s[i], "OffTheSpot"))	1411	else if (!strcmp (s[i], "OffTheSpot"))
1338	input_style = (XIMPreeditArea | XIMStatusArea);	1412	input_style = XIMPreeditArea | XIMStatusArea;
1339	else if (!strcmp (s[i], "Root"))	1413	else if (!strcmp (s[i], "Root"))
1340	input_style = (XIMPreeditNothing | XIMStatusNothing);	1414	input_style = XIMPreeditNothing | XIMStatusNothing;
		1415	else if (!strcmp (s[i], "None"))
		1416	input_style = XIMPreeditNone | XIMStatusNone;
		1417	#ifdef ENABLE_XIM_ONTHESPOT
		1418	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1419	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1420	#endif
		1421	else
		1422	input_style = XIMPreeditNothing | XIMStatusNothing;
1341		1423
1342	for (j = 0; j < xim_styles->count_styles; j++)	1424	for (j = 0; j < xim_styles->count_styles; j++)
1343	if (input_style == xim_styles->supported_styles[j])	1425	if (input_style == xim_styles->supported_styles[j])
1344	{	1426	{
		1427	rxvt_free_strsplit (s);
		1428
1345	found = 1;	1429	found = 1;
1346	break;	1430	goto foundpet;
		1431	}
		1432
1347	}	1433	}
1348	}
1349		1434
1350	for (i = 0; s[i]; i++)	1435	rxvt_free_strsplit (s);
1351	free (s[i]);	1436	}
1352		1437
1353	free (s);	1438	foundpet:
		1439
1354	XFree (xim_styles);	1440	XFree (xim_styles);
1355		1441
1356	if (!found)	1442	if (!found)
1357	{	1443	{
1358	im_destroy ();	1444	im_destroy ();
…		…
1375	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1461	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1376	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1462	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1377	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1463	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1378	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1464	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1379	"*",	1465	"*",
1380	TermWin.fheight,	1466	fheight,
1381	TermWin.fheight + 1, TermWin.fheight - 1,	1467	fheight + 1, fheight - 1,
1382	TermWin.fheight - 2, TermWin.fheight + 2);	1468	fheight - 2, fheight + 2);
1383		1469
1384	fs = XCreateFontSet (display->display, pat,	1470	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1385	&missing_charset_list, &missing_charset_count, &def_string);	1471	&missing_charset_list, &missing_charset_count, &def_string);
1386		1472
1387	if (missing_charset_list)	1473	if (missing_charset_list)
1388	XFreeStringList (missing_charset_list);	1474	XFreeStringList (missing_charset_list);
1389		1475
…		…
1430	XNBackground, bg,	1516	XNBackground, bg,
1431	XNArea, &status_rect,	1517	XNArea, &status_rect,
1432	XNFontSet, fs,	1518	XNFontSet, fs,
1433	NULL);	1519	NULL);
1434	}	1520	}
		1521	#if ENABLE_XIM_ONTHESPOT
		1522	else if (input_style & XIMPreeditCallbacks)
		1523	{
		1524	XIMCallback xcb[4];
		1525
		1526	im_set_position (spot);
		1527
		1528	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1529	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1530	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1531	# if 0
		1532	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1533	# endif
		1534
		1535	preedit_attr = XVaCreateNestedList (0,
		1536	XNSpotLocation, &spot,
		1537	XNPreeditStartCallback, &xcb[0],
		1538	XNPreeditDoneCallback , &xcb[1],
		1539	XNPreeditDrawCallback , &xcb[2],
		1540	# if 0
		1541	XNPreeditCaretCallback, &xcb[3],
		1542	# endif
		1543	NULL);
		1544	}
		1545	#endif
1435		1546
1436	Input_Context = XCreateIC (xim,	1547	Input_Context = XCreateIC (xim,
1437	XNInputStyle, input_style,	1548	XNInputStyle, input_style,
1438	XNClientWindow, TermWin.vt,	1549	XNClientWindow, vt,
1439	XNFocusWindow, TermWin.parent[0],	1550	XNFocusWindow, parent,
1440	preedit_attr ? XNPreeditAttributes : NULL,	1551	preedit_attr ? XNPreeditAttributes : NULL,
1441	preedit_attr,	1552	preedit_attr,
1442	status_attr ? XNStatusAttributes : NULL,	1553	status_attr ? XNStatusAttributes : NULL,
1443	status_attr, NULL);	1554	status_attr, NULL);
1444		1555
1445	if (preedit_attr) XFree (preedit_attr);	1556	if (preedit_attr) XFree (preedit_attr);
1446	if (status_attr) XFree (status_attr);	1557	if (status_attr) XFree (status_attr);
1447	if (fs) XFreeFontSet (display->display, fs);	1558	if (fs) XFreeFontSet (dpy, fs);
1448		1559
1449	if (Input_Context == NULL)	1560	if (Input_Context == NULL)
1450	{	1561	{
1451	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1562	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1452	im_destroy ();	1563	im_destroy ();
1453	return false;	1564	return false;
1454	}	1565	}
1455		1566
1456	if (input_style & XIMPreeditArea)	1567	#if 0
1457	IMSetStatusPosition ();	1568	// unfortunately, only the focus window is used by XIM, hard to fix
		1569	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1570	vt_select_input ();
		1571	#endif
1458		1572
1459	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1573	im_set_position ();
		1574
1460	return true;	1575	return true;
1461	}	1576	}
1462		1577
1463	void	1578	void
1464	rxvt_term::im_cb ()	1579	rxvt_term::im_cb ()
1465	{	1580	{
1466	int i, found, had_im;	1581	int i;
1467	const char *p;	1582	const char *p;
1468	char **s;	1583	char **s;
1469	char buf[IMBUFSIZ];	1584	char buf[IMBUFSIZ];
1470		1585
		1586	make_current ();
		1587
1471	im_destroy ();	1588	im_destroy ();
1472		1589
1473	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1474	if (Input_Context)	1590	if (Input_Context)
1475	return;	1591	return;
1476		1592
1477	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1478	if (rs[Rs_imLocale])	1593	if (rs[Rs_imLocale])
1479	SET_LOCALE (rs[Rs_imLocale]);	1594	SET_LOCALE (rs[Rs_imLocale]);
1480	#endif
1481		1595
1482	p = rs[Rs_inputMethod];	1596	p = rs[Rs_inputMethod];
1483	if (p && *p)	1597	if (p && *p)
1484	{	1598	{
1485	bool found = false;	1599	bool found = false;
1486		1600
1487	s = rxvt_splitcommastring (p);	1601	s = rxvt_strsplit (',', p);
		1602
1488	for (i = 0; s[i]; i++)	1603	for (i = 0; s[i]; i++)
1489	{	1604	{
1490	if (*s[i])	1605	if (*s[i])
1491	{	1606	{
1492	strcpy (buf, "@im=");	1607	strcpy (buf, "@im=");
1493	strncat (buf, s[i], IMBUFSIZ - 5);	1608	strncat (buf, s[i], IMBUFSIZ - 5);
1494	if (IM_get_IC (buf))	1609	if (im_get_ic (buf))
1495	{	1610	{
1496	found = true;	1611	found = true;
1497	break;	1612	break;
1498	}	1613	}
1499	}	1614	}
1500	}	1615	}
1501	for (i = 0; s[i]; i++)	1616
1502	free (s[i]);	1617	rxvt_free_strsplit (s);
1503	free (s);
1504		1618
1505	if (found)	1619	if (found)
1506	goto done;	1620	goto done;
1507	}	1621	}
1508		1622
1509	/* try with XMODIFIERS env. var. */	1623	/* try with XMODIFIERS env. var. */
1510	if (IM_get_IC (""))	1624	if (im_get_ic (""))
1511	goto done;	1625	goto done;
1512		1626
1513	/* try with no modifiers base IF the user didn't specify an IM */	1627	/* try with no modifiers base IF the user didn't specify an IM */
1514	if (IM_get_IC ("@im=none"))	1628	if (im_get_ic ("@im=none"))
1515	goto done;	1629	goto done;
1516		1630
1517	done:	1631	done:
1518	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1519	if (rs[Rs_imLocale])	1632	if (rs[Rs_imLocale])
1520	SET_LOCALE (locale);	1633	SET_LOCALE (locale);
1521	#endif
1522	}	1634	}
1523		1635
1524	void	1636	void
1525	rxvt_term::IMSetStatusPosition ()	1637	rxvt_term::im_set_position ()
1526	{	1638	{
1527	XRectangle preedit_rect, status_rect, *needed_rect;	1639	XRectangle preedit_rect, status_rect, *needed_rect;
1528	XVaNestedList preedit_attr, status_attr;	1640	XVaNestedList preedit_attr, status_attr;
1529		1641
1530	if (!Input_Context	1642	if (!Input_Context
1531	|| !TermWin.focus	1643	|| !focus
1532	|| !(input_style & XIMPreeditArea)	1644	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1533	|| !IMisRunning ())	1645	|| !im_is_running ())
1534	return;	1646	return;
1535		1647
		1648	if (input_style & XIMPreeditPosition)
		1649	{
		1650	im_set_size (preedit_rect);
		1651	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1652
		1653	XSetICValues (Input_Context,
		1654	XNPreeditAttributes, preedit_attr, NULL);
		1655	}
		1656	else
		1657	{
1536	/* Getting the necessary width of preedit area */	1658	/* Getting the necessary width of preedit area */
1537	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1659	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1538	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1660	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1539	XFree (status_attr);	1661	XFree (status_attr);
1540		1662
1541	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1663	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1542	XFree (needed_rect);	1664	XFree (needed_rect);
1543		1665
1544	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1666	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1545	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1667	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1546		1668
1547	XSetICValues (Input_Context,	1669	XSetICValues (Input_Context,
1548	XNPreeditAttributes, preedit_attr,	1670	XNPreeditAttributes, preedit_attr,
1549	XNStatusAttributes, status_attr, NULL);	1671	XNStatusAttributes, status_attr,
		1672	NULL);
1550		1673
		1674	XFree (status_attr);
		1675	}
		1676
1551	XFree (preedit_attr);	1677	XFree (preedit_attr);
1552	XFree (status_attr);
1553	}	1678	}
1554	#endif /* USE_XIM */	1679	#endif /* USE_XIM */
1555		1680
1556	/*----------------------------------------------------------------------*/	1681	void
1557	rxvt_t rxvt_current_term;	1682	rxvt_term::get_window_origin (int &x, int &y)
		1683	{
		1684	Window cr;
		1685	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1686	}
		1687
		1688	#ifdef HAVE_BG_PIXMAP
		1689
		1690	void
		1691	rxvt_term::update_background ()
		1692	{
		1693	if (update_background_ev.is_active ())
		1694	return;
		1695
		1696	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1697
		1698	if (to_wait <= 0.)
		1699	bg_render ();
		1700	else
		1701	update_background_ev.start (to_wait);
		1702	}
		1703
		1704	void
		1705	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1706	{
		1707	make_current ();
		1708
		1709	update_background_ev.stop ();
		1710	bg_render ();
		1711	refresh_check ();
		1712	}
		1713
		1714	#endif /* HAVE_BG_PIXMAP */
1558		1715
1559	/*----------------------- end-of-file (C source) -----------------------*/	1716	/*----------------------- end-of-file (C source) -----------------------*/

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