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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.122 by root, Wed Dec 15 00:53:23 2004 UTC vs.
Revision 1.395 by root, Sat Dec 13 11:58:23 2014 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));
…		…
124		149
125	}	150	}
126	#endif	151	#endif
127		152
128	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
129	:	154	{
130	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
132	#endif
133	#ifdef HAVE_SCROLLBARS
134	scrollbar_ev (this, &rxvt_term::x_cb),
135	#endif
136	#ifdef MENUBAR
137	menubar_ev (this, &rxvt_term::x_cb),
138	#endif	157	#endif
139	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
140	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);
141	#endif	160	#endif
142	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
143	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);
144	#endif	163	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	166	#endif
148	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	169	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	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),
153	#endif	179	#endif
154	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	182	#endif
157	#ifdef USE_XIM	183	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	185	#endif
160	sw_term (this, &rxvt_term::sig_term),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	sw_chld (this, &rxvt_term::sig_chld),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	termwin_ev (this, &rxvt_term::x_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	vt_ev (this, &rxvt_term::x_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	check_ev (this, &rxvt_term::check_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	192
167	pty_ev (this, &rxvt_term::pty_cb),
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		194
172	termlist.push_back (this);	195	termlist.push_back (this);
173	}
174		196
175	rxvt_term::~rxvt_term ()	197	#ifdef KEYSYM_RESOURCE
176	{	198	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	199	#endif
		200	}
178		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	{
179	if (cmd_pid)	207	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
181		209
182	pty.put ();	210	pty_ev.stop ();
		211	delete pty; pty = 0;
		212	}
183		213
184	#ifdef UTMP_SUPPORT	214	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	215	{
186	#endif	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
187		219
188	#if ENABLE_STYLES	220	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	221	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	222	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	223	delete fontset[i];
192	#endif	224	#endif
193	delete TermWin.fontset[0];	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
194		234
195	if (display)	235	if (display)
196	{	236	{
197	selection_clear ();	237	selection_clear ();
		238	selection_clear (true);
198		239
199	#ifdef USE_XIM	240	#if USE_XIM
200	im_destroy ();	241	im_destroy ();
201	#endif	242	#endif
202	#ifdef MENUBAR	243	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);
204	#endif
205	#ifdef XTERM_SCROLLBAR
206	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
207	if (ShadowGC) XFreeGC (display->display, ShadowGC);
208	#endif
209	#ifdef PLAIN_SCROLLBAR
210	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
211	#endif
212	#ifdef NEXT_SCROLLBAR
213	if (blackGC) XFreeGC (display->display, blackGC);
214	if (whiteGC) XFreeGC (display->display, whiteGC);
215	if (grayGC) XFreeGC (display->display, grayGC);
216	if (darkGC) XFreeGC (display->display, darkGC);
217	if (stippleGC) XFreeGC (display->display, stippleGC);
218	if (dimple) XFreePixmap (display->display, dimple);
219	if (upArrow) XFreePixmap (display->display, upArrow);
220	if (downArrow) XFreePixmap (display->display, downArrow);
221	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
222	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
223	#endif
224	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
225	if (topShadowGC) XFreeGC (display->display, topShadowGC);
226	if (botShadowGC) XFreeGC (display->display, botShadowGC);
227	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
228	#endif
229	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
230		244
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	245	if (gc)
		246	XFreeGC (dpy, gc);
		247
232	delete menuBar.drawable;	248	delete drawable;
233	//if (menuBar.win)	249
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	250	// destroy all windows
238	if (TermWin.parent[0])	251	if (parent)
239	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent);
240	}
241		253
242	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
243		255	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	256	{
		257	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	259	if (rs[Rs_fade])
		260	pix_colors_unfocused [i].free (this);
247	#endif	261	#endif
		262	}
248		263
		264	clear ();
		265
		266	display->flush (); /* ideally .put should do this */
249	displays.put (display);	267	displays.put (display);
		268	}
250		269
251	scr_release ();	270	scr_release ();
252		271
253	/* clear all resources */	272	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	273	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	274	free (allocated [i]);
256		275
257	free (selection.text);	276	free (selection.text);
258	// TODO: manage env vars in child only(!)	277	free (selection.clip_text);
259	free (env_windowid);
260	free (env_display);
261	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	278	free (locale);
264	free (v_buffer);	279	free (v_buffer);
265	free (incr_buf);	280
		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;
266		287
267	delete envv;	288	delete envv;
268	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 ();
269	}	311	}
270		312
271	void	313	void
272	rxvt_term::destroy ()	314	rxvt_term::destroy ()
273	{	315	{
274	if (destroy_ev.active)	316	if (destroy_ev.is_active ())
275	return;	317	return;
		318
		319	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
276		320
277	#if ENABLE_OVERLAY	321	#if ENABLE_OVERLAY
278	scr_overlay_off ();	322	scr_overlay_off ();
279	#endif	323	#endif
280		324
281	if (display)	325	if (display)
282	{	326	{
283	#if USE_XIM	327	#if USE_XIM
284	im_ev.stop (display);	328	im_ev.stop (display);
285	#endif	329	#endif
286	#if HAVE_SCROLLBARS
287	scrollbar_ev.stop (display);	330	scrollbar_ev.stop (display);
288	#endif	331	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
289	#if MENUBAR
290	menubar_ev.stop (display);
291	#endif
292	#if TRANSPARENT
293	rootwin_ev.stop (display);	332	rootwin_ev.stop (display);
294	#endif	333	#endif
295	incr_ev.stop ();
296	termwin_ev.stop (display);	334	termwin_ev.stop (display);
297	vt_ev.stop (display);	335	vt_ev.stop (display);
298	}	336	}
299		337
300	check_ev.stop ();	338	flush_ev.stop ();
301	pty_ev.stop ();	339	pty_ev.stop ();
302	#ifdef CURSOR_BLINK	340	#ifdef CURSOR_BLINK
303	cursor_blink_ev.stop ();	341	cursor_blink_ev.stop ();
304	#endif	342	#endif
305	#ifdef TEXT_BLINK	343	#ifdef TEXT_BLINK
…		…
313	#endif	351	#endif
314	#ifdef POINTER_BLANK	352	#ifdef POINTER_BLANK
315	pointer_ev.stop ();	353	pointer_ev.stop ();
316	#endif	354	#endif
317		355
318	destroy_ev.start (0);	356	destroy_ev.start ();
319	}	357	}
320		358
321	void	359	void
322	rxvt_term::destroy_cb (time_watcher &w)	360	rxvt_term::destroy_cb (ev::idle &w, int revents)
323	{	361	{
324	SET_R (this);	362	make_current ();
325		363
326	delete this;	364	delete this;
327	}	365	}
328		366
329	/*----------------------------------------------------------------------*/	367	void
330	/* rxvt_init () */	368	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
331	bool
332	rxvt_term::init (int argc, const char *const *argv)
333	{	369	{
334	SET_R (this);	370	if (!opt)
335
336	if (!init_vars ())
337	return false;	371	return;
338		372
339	init_secondary ();	373	uint8_t mask = 1 << (opt & 7);
		374	uint8_t &val = options [opt >> 3];
340		375
341	const char **cmd_argv = init_resources (argc, argv);	376	val = val & ~mask | (set ? mask : 0);
342
343	set_locale ("");
344
345	#if MENUBAR_MAX
346	menubar_read (rs[Rs_menu]);
347	#endif
348	#ifdef HAVE_SCROLLBARS
349	if (options & Opt_scrollBar)
350	scrollBar.setIdle (); /* set existence for size calculations */
351	#endif
352
353	create_windows (argc, argv);
354
355	init_xlocale ();
356
357	scr_reset (); /* initialize screen */
358
359	#if 0
360	XSynchronize (display->display, True);
361	#endif
362
363	#ifdef HAVE_SCROLLBARS
364	if (options & Opt_scrollBar)
365	resize_scrollbar (); /* create and map scrollbar */
366	#endif
367	#if (MENUBAR_MAX)
368	if (menubar_visible ())
369	XMapWindow (display->display, menuBar.win);
370	#endif
371	#ifdef TRANSPARENT
372	if (options & Opt_transparent)
373	{
374	XSelectInput (display->display, display->root, PropertyChangeMask);
375	check_our_parents ();
376	rootwin_ev.start (display, display->root);
377	}
378	#endif
379
380	XMapWindow (display->display, TermWin.vt);
381	XMapWindow (display->display, TermWin.parent[0]);
382
383	set_colorfgbg ();
384
385	init_command (cmd_argv);
386
387	pty_ev.start (pty.pty, EVENT_READ);
388
389	check_ev.start ();
390
391	return true;
392	}
393
394	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
395
396	void
397	rxvt_init ()
398	{
399	/*
400	* Save and then give up any super-user privileges
401	* If we need privileges in any area then we must specifically request it.
402	* We should only need to be root in these cases:
403	* 1. write utmp entries on some systems
404	* 2. chown tty on some systems
405	*/
406	rxvt_privileges (SAVE);
407	rxvt_privileges (IGNORE);
408
409	signal (SIGHUP, SIG_IGN);
410	signal (SIGPIPE, SIG_IGN);
411
412	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
413	/* signal (SIGURG, SIG_DFL); */
414
415	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
416	// TODO: handle this with exceptions and tolerate the memory loss
417	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
418	}
419
420	/* ------------------------------------------------------------------------- *
421	* SIGNAL HANDLING & EXIT HANDLER *
422	* ------------------------------------------------------------------------- */
423	/*
424	* Catch a SIGCHLD signal and exit if the direct child has died
425	*/
426
427	void
428	rxvt_term::sig_chld (sig_watcher &w)
429	{
430	// we are being called for every SIGCHLD, not just ours
431	int pid;
432
433	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
434	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
435	if (pid == (*t)->cmd_pid)
436	{
437	(*t)->destroy ();
438	break;
439	}
440	}	377	}
441		378
442	/*----------------------------------------------------------------------*/	379	/*----------------------------------------------------------------------*/
443	/*	380	/*
444	* Exit gracefully, clearing the utmp entry and restoring tty attributes	381	* Exit gracefully, clearing the utmp entry and restoring tty attributes
445	* TODO: if debugging, this should free up any known resources if we can
446	*/	382	*/
447	void	383	static XErrorHandler old_xerror_handler;
448	rxvt_destroy_all ()	384
		385	static void
		386	rxvt_emergency_cleanup ()
449	{	387	{
450	// TODO: rxvtd should clean up all ressources
451	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
452	(*t)->destroy ();	389	(*t)->emergency_cleanup ();
453	}	390	}
454		391
455	/*	392	#if !ENABLE_MINIMAL
456	* Catch a fatal signal and tidy up before quitting	393	static void ecb_cold
457	*/	394	print_x_error (Display *dpy, XErrorEvent *event)
458	void
459	rxvt_term::sig_term (sig_watcher &w)
460	{	395	{
461	#ifdef DEBUG_CMD	396	char buffer[BUFSIZ];
462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	397	char mesg[BUFSIZ];
463	#endif	398	char number[32];
464	rxvt_destroy_all ();
465	signal (w.signum, SIG_DFL);
466	kill (getpid (), w.signum);
467	}
468		399
469	/* INTPROTO */	400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
470	int	401
		402	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		403	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		404
		405	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		406	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		407	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		408
		409	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		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	}
		461	else
		462	{
		463	sprintf (number, "%d", event->request_code);
		464	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		465	rxvt_warn ("+ (which is %s)\n", buffer);
		466	}
		467
		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
471	rxvt_xerror_handler (Display *display, XErrorEvent *event)	492	rxvt_xerror_handler (Display *display, XErrorEvent *event)
472	{	493	{
473	if (GET_R->allowedxerror == -1)	494	if (GET_R && GET_R->allowedxerror == -1)
474	GET_R->allowedxerror = event->error_code;	495	GET_R->allowedxerror = event->error_code;
475	else	496	else
476	{	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
477	old_xerror_handler (display, event);	501	old_xerror_handler (display, event);
478	GET_R->destroy ();	502	#else
		503	print_x_error (display, event);
		504	#endif
479	}	505	}
480		506
481	return 0;	507	return 0;
482	}	508	}
483		509
484	/* ------------------------------------------------------------------------- *	510	int ecb_cold
485	* MEMORY ALLOCATION WRAPPERS *	511	rxvt_xioerror_handler (Display *display)
486	* ------------------------------------------------------------------------- */	512	{
		513	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		514	DisplayString (display));
		515	rxvt_emergency_cleanup ();
		516	_exit (EXIT_FAILURE);
		517	}
		518
		519	static struct sig_handlers
		520	{
		521	ev::sig sw_term, sw_int;
		522
		523	/*
		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
487	void *	535	void
488	rxvt_malloc (size_t size)	536	sig_handlers::sig_term (ev::sig &w, int revents)
489	{	537	{
490	void *p = malloc (size);	538	rxvt_emergency_cleanup ();
491		539	w.stop ();
492	if (!p)	540	kill (getpid (), w.signum);
493	rxvt_fatal ("memory allocation failure. aborting.\n");
494
495	return p;
496	}	541	}
497		542
498	/* INTPROTO */	543	static void
499	void *	544	rxvt_get_ttymode (struct termios *tio)
500	rxvt_calloc (size_t number, size_t size)
501	{	545	{
502	void *p = calloc (number, size);	546	if (tcgetattr (STDIN_FILENO, tio) < 0)
		547	memset (tio, 0, sizeof (struct termios));
503		548
504	if (!p)	549	for (int i = 0; i < NCCS; i++)
505	rxvt_fatal ("memory allocation failure. aborting.\n");	550	tio->c_cc[i] = VDISABLE;
506		551
507	return p;	552	tio->c_cc[VINTR] = CINTR;
508	}	553	tio->c_cc[VQUIT] = CQUIT;
509		554	tio->c_cc[VERASE] = CERASE;
510	/* INTPROTO */	555	#ifdef VERASE2
511	void *	556	tio->c_cc[VERASE2] = CERASE2;
512	rxvt_realloc (void *ptr, size_t size)
513	{
514	void *p = realloc (ptr, size);
515
516	if (!p)
517	rxvt_fatal ("memory allocation failure. aborting.\n");
518
519	return p;
520	}
521
522	/* ------------------------------------------------------------------------- *
523	* PRIVILEGED OPERATIONS *
524	* ------------------------------------------------------------------------- */
525	/* take care of suid/sgid super-user (root) privileges */
526	void
527	rxvt_privileges (rxvt_privaction action)
528	{
529	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
530	static uid_t euid;
531	static gid_t egid;
532	#endif	557	#endif
533		558	tio->c_cc[VKILL] = CKILL;
534	#if ! defined(__CYGWIN32__)	559	tio->c_cc[VEOF] = CEOF;
535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	560	tio->c_cc[VSTART] = CSTART;
536	/* setreuid () is the poor man's setuid (), seteuid () */	561	tio->c_cc[VSTOP] = CSTOP;
537	# define seteuid(a) setreuid(-1, (a))	562	tio->c_cc[VSUSP] = CSUSP;
538	# define setegid(a) setregid(-1, (a))	563	# ifdef VDSUSP
539	# define HAVE_SETEUID	564	tio->c_cc[VDSUSP] = CDSUSP;
540	# endif	565	# endif
541	# ifdef HAVE_SETEUID	566	# ifdef VREPRINT
542	switch (action)	567	tio->c_cc[VREPRINT] = CRPRNT;
543	{
544	case IGNORE:
545	/*
546	* change effective uid/gid - not real uid/gid - so we can switch
547	* back to root later, as required
548	*/
549	seteuid (getuid ());
550	setegid (getgid ());
551	break;
552	case SAVE:
553	euid = geteuid ();
554	egid = getegid ();
555	break;
556	case RESTORE:
557	seteuid (euid);
558	setegid (egid);
559	break;
560	}
561	# else
562	switch (action)
563	{
564	case IGNORE:
565	setuid (getuid ());
566	setgid (getgid ());
567	/* FALLTHROUGH */
568	case SAVE:
569	/* FALLTHROUGH */
570	case RESTORE:
571	break;
572	}
573	# endif	568	# endif
		569	# ifdef VDISCRD
		570	tio->c_cc[VDISCRD] = CFLUSH;
574	#endif	571	# endif
575	}	572	# ifdef VWERSE
576		573	tio->c_cc[VWERSE] = CWERASE;
577	#ifdef UTMP_SUPPORT
578	void
579	rxvt_term::privileged_utmp (rxvt_privaction action)
580	{
581	if ((options & Opt_utmpInhibit)
582	|| !pty.name || !*pty.name)
583	return;
584
585	rxvt_privileges (RESTORE);
586
587	if (action == SAVE)
588	makeutent (pty.name, rs[Rs_display_name]);
589	else
590	cleanutent ();
591
592	rxvt_privileges (IGNORE);
593	}
594	#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	}
595		645
596	/*----------------------------------------------------------------------*/	646	/*----------------------------------------------------------------------*/
597	/*	647	/*
598	* window size/position calculcations for XSizeHint and other storage.	648	* window size/position calculations for XSizeHint and other storage.
599	* if width/height are non-zero then override calculated width/height	649	* if width/height are non-zero then override calculated width/height
600	*/	650	*/
601	void	651	void
602	rxvt_term::window_calc (unsigned int width, unsigned int height)	652	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
603	{	653	{
604	short recalc_x, recalc_y;	654	short recalc_x, recalc_y;
605	int x, y, sb_w, mb_h, flags;	655	int x, y, flags;
606	unsigned int w, h;	656	unsigned int w, h;
607	unsigned int max_width, max_height;	657	unsigned int max_width, max_height;
608		658
609	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
610	TermWin.ncol, TermWin.nrow, szHint.width,
611	szHint.height));
612	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	659	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
613	szHint.win_gravity = NorthWestGravity;	660	szHint.win_gravity = NorthWestGravity;
614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	661	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
615		662
616	recalc_x = recalc_y = 0;	663	recalc_x = recalc_y = 0;
617	flags = 0;	664	flags = 0;
		665
618	if (!parsed_geometry)	666	if (!parsed_geometry)
619	{	667	{
620	parsed_geometry = 1;	668	parsed_geometry = 1;
		669
621	if (rs[Rs_geometry])	670	if (rs[Rs_geometry])
622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	671	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		672
623	if (flags & WidthValue)	673	if (flags & WidthValue)
624	{	674	{
625	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 ());
626	szHint.flags |= USSize;	679	szHint.flags |= USSize;
627	}	680	}
		681
628	if (flags & HeightValue)	682	if (flags & HeightValue)
629	{	683	{
630	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 ());
631	szHint.flags |= USSize;	688	szHint.flags |= USSize;
632	}	689	}
		690
633	if (flags & XValue)	691	if (flags & XValue)
634	{	692	{
635	szHint.x = x;	693	szHint.x = x;
636	szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
637	if (flags & XNegative)	696	if (flags & XNegative)
638	{	697	{
639	recalc_x = 1;	698	recalc_x = 1;
640	szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
641	}	700	}
642	}	701	}
		702
643	if (flags & YValue)	703	if (flags & YValue)
644	{	704	{
645	szHint.y = y;	705	szHint.y = y;
646	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
647	if (flags & YNegative)	708	if (flags & YNegative)
648	{	709	{
649	recalc_y = 1;	710	recalc_y = 1;
		711
650	if (szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
651	szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
652	else	714	else
653	szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
654	}	716	}
655	}	717	}
656	}	718	}
657		719
658	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
659	TermWin.width = TermWin.ncol * TermWin.fwidth;	721	width = ncol * fwidth;
660	TermWin.height = TermWin.nrow * TermWin.fheight;	722	height = nrow * fheight;
661	max_width = MAX_COLS * TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
662	max_height = MAX_ROWS * TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
663		725
664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
665		727
666	sb_w = mb_h = 0;
667	window_vt_x = window_vt_y = TermWin.int_bwidth;	728	window_vt_x = window_vt_y = int_bwidth;
668		729
669	if (scrollbar_visible ())	730	if (scrollBar.state)
670	{	731	{
671	sb_w = scrollbar_TotalWidth ();	732	int sb_w = scrollBar.total_width ();
672	szHint.base_width += sb_w;	733	szHint.base_width += sb_w;
		734
673	if (!(options & Opt_scrollBar_right))	735	if (!option (Opt_scrollBar_right))
674	window_vt_x += sb_w;	736	window_vt_x += sb_w;
675	}	737	}
676		738
677	if (menubar_visible ())
678	{
679	mb_h = menuBar_TotalHeight ();
680	szHint.base_height += mb_h;
681	window_vt_y += mb_h;
682	}
683
684	szHint.width_inc = TermWin.fwidth;	739	szHint.width_inc = fwidth;
685	szHint.height_inc = TermWin.fheight;	740	szHint.height_inc = fheight;
686	szHint.min_width = szHint.base_width + szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
687	szHint.min_height = szHint.base_height + szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
688		743
689	if (width && width - szHint.base_width < max_width)	744	if (newwidth && newwidth - szHint.base_width < max_width)
690	{	745	{
691	szHint.width = width;	746	szHint.width = newwidth;
692	TermWin.width = width - szHint.base_width;	747	width = newwidth - szHint.base_width;
693	}	748	}
694	else	749	else
695	{	750	{
696	MIN_IT (TermWin.width, max_width);	751	min_it (width, max_width);
697	szHint.width = szHint.base_width + TermWin.width;	752	szHint.width = szHint.base_width + width;
698	}	753	}
699		754
700	if (height && height - szHint.base_height < max_height)	755	if (newheight && newheight - szHint.base_height < max_height)
701	{	756	{
702	szHint.height = height;	757	szHint.height = newheight;
703	TermWin.height = height - szHint.base_height;	758	height = newheight - szHint.base_height;
704	}	759	}
705	else	760	else
706	{	761	{
707	MIN_IT (TermWin.height, max_height);	762	min_it (height, max_height);
708	szHint.height = szHint.base_height + TermWin.height;	763	szHint.height = szHint.base_height + height;
709	}	764	}
710
711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
712	window_sb_x = szHint.width - sb_w;
713		765
714	if (recalc_x)	766	if (recalc_x)
715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	767	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
716	- szHint.width - 2 * TermWin.ext_bwidth);	768
717	if (recalc_y)	769	if (recalc_y)
718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	770	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
719	- szHint.height - 2 * TermWin.ext_bwidth);
720		771
721	TermWin.ncol = TermWin.width / TermWin.fwidth;	772	ncol = width / fwidth;
722	TermWin.nrow = TermWin.height / TermWin.fheight;	773	nrow = height / fheight;
723	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	774
724	TermWin.ncol, TermWin.nrow, szHint.width,	775	// When the size of the vt window is not a multiple of the cell
725	szHint.height));	776	// size, i.e., when the wm does not honour our size hints, there are
726	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;
727	}	783	}
728		784
729	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
730	/*	786	/*
731	* Tell the teletype handler what size the window is.	787	* Tell the teletype handler what size the window is.
732	* Called after a window size change.	788	* Called after a window size change.
733	*/	789	*/
734	void	790	void
735	rxvt_term::tt_winch ()	791	rxvt_term::tt_winch ()
736	{	792	{
737	if (pty.pty < 0)	793	if (pty->pty < 0)
738	return;	794	return;
739		795
740	struct winsize ws;	796	struct winsize ws;
741		797
742	ws.ws_col = TermWin.ncol;	798	ws.ws_col = ncol;
743	ws.ws_row = TermWin.nrow;	799	ws.ws_row = nrow;
744	ws.ws_xpixel = TermWin.width;	800	ws.ws_xpixel = vt_width;
745	ws.ws_ypixel = TermWin.height;	801	ws.ws_ypixel = vt_height;
746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	802	ioctl (pty->pty, TIOCSWINSZ, &ws);
747		803
748	#if 0	804	#if 0
749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	805	// TIOCSWINSZ is supposed to do this automatically and correctly
750	if (cmd_pid) /* force through to the command */	806	if (cmd_pid) /* force through to the command */
751	kill (cmd_pid, SIGWINCH);	807	kill (-cmd_pid, SIGWINCH);
752	#endif	808	#endif
753	}	809	}
754		810
755	/*----------------------------------------------------------------------*/	811	/*----------------------------------------------------------------------*/
756	/* set_fonts () - load and set the various fonts	812	/* load and set the various fonts */
757	/*
758	* init = 1 - initialize
759	*
760	* fontname == FONT_UP - switch to bigger font
761	* fontname == FONT_DN - switch to smaller font
762	*/
763	bool	813	bool
764	rxvt_term::set_fonts ()	814	rxvt_term::set_fonts ()
765	{	815	{
766	rxvt_fontset *fs = new rxvt_fontset (this);	816	rxvt_fontset *fs = new rxvt_fontset (this);
767	rxvt_fontprop prop;	817	rxvt_fontprop prop;
…		…
774	return false;	824	return false;
775	}	825	}
776		826
777	#if ENABLE_STYLES	827	#if ENABLE_STYLES
778	for (int i = RS_styleCount; --i; )	828	for (int i = RS_styleCount; --i; )
779	if (TermWin.fontset[i] != TermWin.fontset[0])	829	if (fontset[i] != fontset[0])
780	delete TermWin.fontset[i];	830	delete fontset[i];
781	#endif	831	#endif
782		832
783	delete TermWin.fontset[0];	833	delete fontset[0];
784	TermWin.fontset[0] = fs;	834	fontset[0] = fs;
785		835
786	prop = (*fs)[1]->properties ();	836	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		837	prop.width = max (prop.width + letterSpace, 1);
		838
787	fs->set_prop (prop);	839	fs->set_prop (prop, false);
788		840
789	TermWin.fwidth = prop.width;	841	fwidth = prop.width;
790	TermWin.fheight = prop.height;	842	fheight = prop.height + lineSpace;
791	TermWin.fweight = prop.weight;	843	fbase = prop.ascent;
792	TermWin.fslant = prop.slant;
793	TermWin.fbase = (*fs)[1]->ascent;
794		844
795	for (int style = 1; style < 4; style++)	845	for (int style = 1; style < 4; style++)
796	{	846	{
797	#if ENABLE_STYLES	847	#if ENABLE_STYLES
798	const char *res = rs[Rs_font + style];	848	const char *res = rs[Rs_font + style];
799		849
800	if (res && !*res)	850	if (res && !*res)
801	TermWin.fontset[style] = TermWin.fontset[0];	851	fontset[style] = fontset[0];
802	else	852	else
803	{	853	{
804	TermWin.fontset[style] = fs = new rxvt_fontset (this);	854	fontset[style] = fs = new rxvt_fontset (this);
805	rxvt_fontprop prop2 = prop;	855	rxvt_fontprop prop2 = prop;
806		856
807	if (res)	857	if (res)
808	prop2.weight = prop2.slant = rxvt_fontprop::unset;	858	{
		859	fs->populate (res);
		860	fs->set_prop (prop2, false);
		861	}
809	else	862	else
810	{	863	{
811	res = TermWin.fontset[0]->fontdesc;	864	fs->populate (fontset[0]->fontdesc);
812		865
813	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	866	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
814	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	867	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		868
		869	fs->set_prop (prop2, true);
815	}	870	}
816		871
817	fs->populate (res);
818	fs->set_prop (prop2);
819	}	872	}
820	#else	873	#else
821	TermWin.fontset[style] = TermWin.fontset[0];	874	fontset[style] = fontset[0];
822	#endif	875	#endif
823	}	876	}
824		877
825	if (TermWin.parent[0])	878	if (parent)
826	{	879	{
827	resize_all_windows (0, 0, 0);	880	resize_all_windows (0, 0, 0);
828	scr_remap_chars ();	881	scr_remap_chars ();
829	scr_touch (true);	882	scr_touch (true);
830	}	883	}
831		884
832	return true;	885	return true;
833	}	886	}
834		887
		888	void
835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	889	rxvt_term::set_string_property (Atom prop, const char *str, int len)
836	{	890	{
837	// TODO: SMART_WINDOW_TITLE	891	XChangeProperty (dpy, parent,
838	XChangeProperty (display->display, TermWin.parent[0],
839	prop, XA_STRING, 8, PropModeReplace,	892	prop, XA_STRING, 8, PropModeReplace,
840	(const unsigned char *)str, len >= 0 ? len : strlen (str));	893	(const unsigned char *)str, len >= 0 ? len : strlen (str));
841	}	894	}
842		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
843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	909	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
844	{	910	{
845	// TODO: SMART_WINDOW_TITLE
846	wchar_t *ws = rxvt_mbstowcs (str, len);	911	wchar_t *ws = rxvt_mbstowcs (str, len);
847	char *s = rxvt_wcstoutf8 (ws);	912	char *s = rxvt_wcstoutf8 (ws);
848		913
849	XChangeProperty (display->display, TermWin.parent[0],	914	XChangeProperty (dpy, parent,
850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	915	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851	(const unsigned char *)s, strlen (s));	916	(const unsigned char *)s, strlen (s));
852		917
853	free (s);	918	free (s);
854	free (ws);	919	free (ws);
…		…
858	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
859	/* xterm sequences - title, iconName, color (exptl) */	924	/* xterm sequences - title, iconName, color (exptl) */
860	void	925	void
861	rxvt_term::set_title (const char *str)	926	rxvt_term::set_title (const char *str)
862	{	927	{
863	set_string_property (XA_WM_NAME, str);	928	set_mbstring_property (XA_WM_NAME, str);
864	#if ENABLE_FRILLS	929	#if ENABLE_EWMH
865	set_utf8_property (xa[XA_NET_WM_NAME], str);	930	set_utf8_property (xa[XA_NET_WM_NAME], str);
866	#endif	931	#endif
867	}	932	}
868		933
869	void	934	void
870	rxvt_term::set_icon_name (const char *str)	935	rxvt_term::set_icon_name (const char *str)
871	{	936	{
872	set_string_property (XA_WM_ICON_NAME, str);	937	set_mbstring_property (XA_WM_ICON_NAME, str);
873	#if ENABLE_FRILLS	938	#if ENABLE_EWMH
874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	939	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
875	#endif	940	#endif
876	}	941	}
877		942
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
878	#ifdef XTERM_COLOR_CHANGE	946	#ifdef XTERM_COLOR_CHANGE
879	void
880	rxvt_term::set_window_color (int idx, const char *color)
881	{
882	rxvt_color xcol;	947	rxvt_color xcol;
883	int i;
884		948
885	if (color == NULL || *color == '\0')	949	if (color == NULL || *color == '\0')
886	return;	950	return;
887		951
		952	color = strdup (color);
		953	allocated.push_back ((void *)color);
		954	rs[Rs_color + idx] = color;
		955
888	/* handle color aliases */	956	/* handle color aliases */
889	if (isdigit (*color))	957	if (isdigit (*color))
890	{	958	{
891	i = atoi (color);	959	int i = atoi (color);
		960
892	if (i >= 8 && i <= 15)	961	if (i >= 8 && i <= 15)
		962	{
893	{ /* bright colors */	963	/* bright colors */
894	i -= 8;
895	# ifndef NO_BRIGHTCOLOR
896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	964	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
897	SET_PIXCOLOR (idx);
898	goto Done;	965	goto done;
899	# endif
900
901	}	966	}
		967
902	if (i >= 0 && i <= 7)	968	if (i >= 0 && i <= 7)
		969	{
903	{ /* normal colors */	970	/* normal colors */
904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	971	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
905	SET_PIXCOLOR (idx);
906	goto Done;	972	goto done;
907	}	973	}
908	}	974	}
909		975
910	if (!rXParseAllocColor (& xcol, color))	976	set_color (xcol, color);
911	return;
912
913	/* XStoreColor (display->display, display->cmap, XColor*); */
914		977
915	/*	978	/*
916	* FIXME: should free colors here, but no idea how to do it so instead,	979	* FIXME: should free colors here, but no idea how to do it so instead,
917	* so just keep gobbling up the colormap	980	* so just keep gobbling up the colormap
918	*/	981	*/
919	# if 0
920	for (i = Color_Black; i <= Color_White; i++)
921	if (pix_colors[idx] == pix_colors[i])
922	break;
923	if (i > Color_White)
924	{
925	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
926	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
927	DisplayPlanes (display->display, display->screen));
928	}
929	# endif
930		982
931	pix_colors_focused[idx] = xcol;	983	pix_colors_focused[idx] = xcol;
932	SET_PIXCOLOR (idx);
933		984
934	/* XSetWindowAttributes attr; */
935	/* Cursor cursor; */
936	Done:	985	done:
937	#ifdef OFF_FOCUS_FADING
938	if (rs[Rs_fade])
939	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
940	#endif
941
942	/*TODO: handle Color_BD, scrollbar background, etc. */	986	/*TODO: handle Color_BD, scrollbar background, etc. */
943		987
		988	update_fade_color (idx);
944	recolour_cursor ();	989	recolour_cursor ();
945	scr_recolour ();	990	scr_recolour ();
		991	#endif /* XTERM_COLOR_CHANGE */
946	}	992	}
947
948	#else
949	# define set_window_color (idx,color) ((void)0)
950	#endif /* XTERM_COLOR_CHANGE */
951		993
952	void	994	void
953	rxvt_term::recolour_cursor ()	995	rxvt_term::recolour_cursor ()
954	{	996	{
955	XColor xcol[2];	997	XColor fg, bg;
956		998
957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	999	(ISSET_PIXCOLOR (Color_pointer_fg)
958	? pix_colors_focused[Color_pointer_fg]	1000	? pix_colors_focused[Color_pointer_fg]
959	: pix_colors_focused[Color_fg];	1001	: pix_colors_focused[Color_fg]).get (fg);
		1002
960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	1003	(ISSET_PIXCOLOR (Color_pointer_bg)
961	? pix_colors_focused[Color_pointer_bg]	1004	? pix_colors_focused[Color_pointer_bg]
962	: pix_colors_focused[Color_bg];	1005	: pix_colors_focused[Color_bg]).get (bg);
963		1006
964	XQueryColors (display->display, display->cmap, xcol, 2);	1007	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
966	}	1008	}
967		1009
968	/*----------------------------------------------------------------------*/	1010	/*----------------------------------------------------------------------*/
969	/*	1011	/*
970	* find if fg/bg matches any of the normal (low-intensity) colors	1012	* find if fg/bg matches any of the normal (low-intensity) colors
971	*/	1013	*/
972	void	1014	char *
973	rxvt_term::set_colorfgbg ()	1015	rxvt_term::get_colorfgbg ()
974	{	1016	{
975	unsigned int i;	1017	unsigned int i;
976	const char *xpmb = "\0";	1018	const char *xpmb = "";
977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1019	char fstr[] = "default";
		1020	char bstr[] = "default";
		1021	char *env_colorfgbg;
978		1022
979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
980	strcpy (fstr, "default");
981	strcpy (bstr, "default");
982	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
983	if (pix_colors[Color_fg] == pix_colors[i])	1024	if (pix_colors[Color_fg] == pix_colors[i])
984	{	1025	{
985	sprintf (fstr, "%d", (i - Color_Black));	1026	sprintf (fstr, "%d", i - Color_Black);
986	break;	1027	break;
987	}	1028	}
988		1029
989	for (i = Color_Black; i <= Color_White; i++)	1030	for (i = Color_Black; i <= Color_White; i++)
990	if (pix_colors[Color_bg] == pix_colors[i])	1031	if (pix_colors[Color_bg] == pix_colors[i])
991	{	1032	{
992	sprintf (bstr, "%d", (i - Color_Black));	1033	sprintf (bstr, "%d", i - Color_Black);
993	#ifdef XPM_BACKGROUND	1034	#if BG_IMAGE_FROM_FILE
994	xpmb = "default;";	1035	xpmb = "default;";
995	#endif	1036	#endif
996	break;	1037	break;
997	}	1038	}
998		1039
		1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
999	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1041	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		1042	return env_colorfgbg;
1000	}	1043	}
1001		1044
1002	/*----------------------------------------------------------------------*/	1045	/*----------------------------------------------------------------------*/
1003		1046
1004	int	1047	bool
1005	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1048	rxvt_term::set_color (rxvt_color &color, const char *name)
1006	{	1049	{
1007	if (!screen_in_out->set (display, colour))	1050	if (color.set (this, name))
1008	{
1009	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1010	return false;
1011	}
1012
1013	return true;	1051	return true;
		1052
		1053	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1054	return false;
		1055	}
		1056
		1057	void
		1058	rxvt_term::alias_color (int dst, int src)
		1059	{
		1060	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1014	}	1061	}
1015		1062
1016	/* -------------------------------------------------------------------- *	1063	/* -------------------------------------------------------------------- *
1017	* - WINDOW RESIZING - *	1064	* - WINDOW RESIZING - *
1018	* -------------------------------------------------------------------- */	1065	* -------------------------------------------------------------------- */
1019	void	1066	void
1020	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1067	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1021	{	1068	{
1022	int fix_screen;	1069	int fix_screen;
		1070	int old_width = szHint.width;
		1071	int old_height = szHint.height;
1023		1072
1024	#ifdef SMART_RESIZE
1025	int old_width = szHint.width, old_height = szHint.height;
1026	#endif
1027
1028	window_calc (width, height);	1073	window_calc (newwidth, newheight);
		1074
		1075	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1076
		1077	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1078	if (set_hint)
		1079	{
		1080	szHint.flags &= ~(PBaseSize | PResizeInc);
1029	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1081	XSetWMNormalHints (dpy, parent, &szHint);
		1082	szHint.flags |= PBaseSize | PResizeInc;
		1083	}
1030		1084
1031	if (!ignoreparent)	1085	if (!ignoreparent)
1032	{	1086	{
1033	#ifdef SMART_RESIZE	1087	#ifdef SMART_RESIZE
1034	/*	1088	/*
…		…
1038	int x, y, x1, y1;	1092	int x, y, x1, y1;
1039	int dx, dy;	1093	int dx, dy;
1040	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1094	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1041	Window unused_cr;	1095	Window unused_cr;
1042		1096
1043	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1097	XTranslateCoordinates (dpy, parent, display->root,
1044	0, 0, &x, &y, &unused_cr);	1098	0, 0, &x, &y, &unused_cr);
1045	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1099	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1046	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1100	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1047	/*	1101	/*
1048	* if display->root isn't the parent window, a WM will probably have offset	1102	* if display->root isn't the parent window, a WM will probably have offset
1049	* our position for handles and decorations. Counter it	1103	* our position for handles and decorations. Counter it
1050	*/	1104	*/
…		…
1052	{	1106	{
1053	x -= x1;	1107	x -= x1;
1054	y -= y1;	1108	y -= y1;
1055	}	1109	}
1056		1110
1057	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1111	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1058	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1112	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1059	dx = old_width - szHint.width;	1113	dx = old_width - szHint.width;
1060	dy = old_height - szHint.height;	1114	dy = old_height - szHint.height;
1061		1115
1062	/* Check position of the center of the window */	1116	/* Check position of the center of the window */
1063	if (x < x1) /* left half */	1117	if (x < x1) /* left half */
1064	dx = 0;	1118	dx = 0;
…		…
1067	if (y < y1) /* top half */	1121	if (y < y1) /* top half */
1068	dy = 0;	1122	dy = 0;
1069	else if (y == y1) /* exact center */	1123	else if (y == y1) /* exact center */
1070	dy /= 2;	1124	dy /= 2;
1071		1125
1072	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1126	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1073	szHint.width, szHint.height);	1127	szHint.width, szHint.height);
1074	#else	1128	#else
1075	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1129	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1076	#endif	1130	#endif
1077	}	1131	}
1078		1132
		1133	if (set_hint)
		1134	XSetWMNormalHints (dpy, parent, &szHint);
		1135
1079	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1136	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1080		1137
1081	if (fix_screen || width != old_width || height != old_height)	1138	if (fix_screen || newwidth != old_width || newheight != old_height)
1082	{	1139	{
1083	if (scrollbar_visible ())	1140	if (scrollBar.state)
1084	{	1141	scrollBar.resize ();
1085	XMoveResizeWindow (display->display, scrollBar.win,
1086	window_sb_x, 0,
1087	scrollbar_TotalWidth (), szHint.height);
1088	resize_scrollbar ();
1089	}
1090		1142
1091	if (menubar_visible ())
1092	XMoveResizeWindow (display->display, menuBar.win,
1093	window_vt_x, 0,
1094	TermWin_TotalWidth (), menuBar_TotalHeight ());
1095
1096	XMoveResizeWindow (display->display, TermWin.vt,	1143	XMoveResizeWindow (dpy, vt,
1097	window_vt_x, window_vt_y,	1144	window_vt_x, window_vt_y,
1098	TermWin_TotalWidth (), TermWin_TotalHeight ());	1145	vt_width, vt_height);
1099	scr_clear ();	1146
1100	#ifdef XPM_BACKGROUND	1147	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1101	resize_pixmap ();	1148
		1149	#ifdef HAVE_BG_PIXMAP
		1150	if (bg_window_size_sensitive ())
		1151	update_background ();
1102	#endif	1152	#endif
1103	}	1153	}
1104		1154
1105	if (fix_screen || old_height == 0)	1155	if (fix_screen || old_height == 0)
1106	{
1107	int curr_screen = -1;
1108	int old_ncol = prev_ncol;
1109
1110	/* scr_reset only works on the primary screen */
1111	if (old_height) /* this is not the first time through */
1112	{
1113	unsigned int ncol = TermWin.ncol;
1114	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1115	curr_screen = scr_change_screen (PRIMARY);
1116	TermWin.ncol = ncol;
1117	}
1118
1119	scr_reset ();	1156	scr_reset ();
1120		1157
1121	if (curr_screen >= 0) /* this is not the first time through */
1122	{
1123	scr_change_screen (curr_screen);
1124	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1125	}
1126	}
1127
1128	old_width = szHint.width;
1129	old_height = szHint.height;
1130
1131	#ifdef USE_XIM	1158	#if USE_XIM
1132	IMSetStatusPosition ();	1159	im_set_position ();
1133	#endif	1160	#endif
1134	}	1161	}
1135		1162
1136	/*	1163	/*
1137	* Set the width/height of the vt window in characters. Units are pixels.	1164	* Set the width/height of the vt window in characters. Units are pixels.
1138	* good for toggling 80/132 columns	1165	* good for toggling 80/132 columns
1139	*/	1166	*/
1140	void	1167	void
1141	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1168	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1142	{	1169	{
1143	XWindowAttributes wattr;	1170	XWindowAttributes wattr;
1144		1171
1145	if (width == 0 || height == 0)	1172	if (newwidth == 0 || newheight == 0)
1146	{	1173	{
1147	XGetWindowAttributes (display->display, display->root, &wattr);	1174	XGetWindowAttributes (dpy, display->root, &wattr);
		1175
1148	if (width == 0)	1176	if (newwidth == 0)
1149	width = wattr.width - szHint.base_width;	1177	newwidth = wattr.width - szHint.base_width;
1150	if (height == 0)	1178	if (newheight == 0)
1151	height = wattr.height - szHint.base_height;	1179	newheight = wattr.height - szHint.base_height;
1152	}
1153
1154	if (width != TermWin.width || height != TermWin.height)
1155	{	1180	}
		1181
		1182	if (newwidth != vt_width || newheight != vt_height)
		1183	{
1156	width += szHint.base_width;	1184	newwidth += szHint.base_width;
1157	height += szHint.base_height;	1185	newheight += szHint.base_height;
1158	resize_all_windows (width, height, 0);	1186	resize_all_windows (newwidth, newheight, 0);
1159	}	1187	}
1160	}	1188	}
1161		1189
1162	/* -------------------------------------------------------------------- *	1190	/* -------------------------------------------------------------------- *
1163	* - X INPUT METHOD ROUTINES - *	1191	* - X INPUT METHOD ROUTINES - *
1164	* -------------------------------------------------------------------- */	1192	* -------------------------------------------------------------------- */
1165	#ifdef USE_XIM	1193	#if USE_XIM
1166		1194
1167	void	1195	void
1168	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1196	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1169	{	1197	{
1170	fg = pix_colors[Color_fg];	1198	fg = pix_colors [Color_fg];
1171	bg = pix_colors[Color_bg];	1199	bg = pix_colors [Color_bg];
1172	}	1200	}
1173		1201
1174	void	1202	void
1175	rxvt_term::im_set_size (XRectangle &size)	1203	rxvt_term::im_set_size (XRectangle &size)
1176	{	1204	{
1177	// the int_bwidth terms make no sense to me	1205	// the int_bwidth terms make no sense to me
1178	size.x = TermWin.int_bwidth;	1206	size.x = int_bwidth;
1179	size.y = TermWin.int_bwidth;	1207	size.y = int_bwidth;
1180	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1208	size.width = Width2Pixel (ncol) + int_bwidth;
1181	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1209	size.height = Height2Pixel (nrow) + int_bwidth;
1182	}	1210	}
1183		1211
1184	void	1212	void
1185	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1213	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1186	XRectangle &status_rect,	1214	XRectangle &status_rect,
1187	const XRectangle &needed_rect)	1215	const XRectangle &needed_rect)
1188	{	1216	{
1189	preedit_rect.x = needed_rect.width;	1217	preedit_rect.x = needed_rect.width;
1190	preedit_rect.y = 0;	1218	preedit_rect.y = 0;
1191	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1219	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1192	preedit_rect.height = TermWin.fheight;	1220	preedit_rect.height = fheight;
1193		1221
1194	status_rect.x = 0;	1222	status_rect.x = 0;
1195	status_rect.y = 0;	1223	status_rect.y = 0;
1196	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1224	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1197	status_rect.height = TermWin.fheight;	1225	status_rect.height = fheight;
1198	}	1226	}
1199		1227
1200	/* Checking whether input method is running. */	1228	/* Checking whether input method is running. */
1201	bool	1229	bool
1202	rxvt_term::IMisRunning ()	1230	rxvt_term::im_is_running ()
1203	{	1231	{
1204	char *p;
1205	Atom atom;	1232	Atom atom;
1206	Window win;	1233	Window win;
1207	char server[IMBUFSIZ];	1234	char server[IMBUFSIZ];
1208		1235
1209	/* get current locale modifier */	1236	/* get current locale modifier */
1210	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1237	if (char *p = XSetLocaleModifiers (0))
1211	{	1238	{
1212	strcpy (server, "@server=");	1239	strcpy (server, "@server=");
1213	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1240	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1214		1241
1215	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1242	if (p = strchr (server + 1, '@')) /* first one only */
1216	*p = '\0';	1243	*p = '\0';
1217		1244
1218	atom = XInternAtom (display->display, server, False);	1245	atom = XInternAtom (dpy, server, False);
1219	win = XGetSelectionOwner (display->display, atom);	1246	win = XGetSelectionOwner (dpy, atom);
1220		1247
1221	if (win != None)	1248	if (win != None)
1222	return True;	1249	return true;
1223	}	1250	}
1224		1251
1225	return False;	1252	return false;
1226	}	1253	}
1227		1254
1228	void	1255	void
1229	rxvt_term::IMSendSpot ()	1256	rxvt_term::im_send_spot ()
1230	{	1257	{
1231	XPoint nspot;	1258	XPoint nspot;
1232	XVaNestedList preedit_attr;	1259	XVaNestedList preedit_attr;
1233		1260
1234	if (!Input_Context	1261	if (!Input_Context
1235	|| !TermWin.focus	1262	|| !focus
1236	|| !(input_style & XIMPreeditPosition))	1263	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1237	return;	1264	return;
1238		1265
1239	im_set_position (nspot);	1266	im_set_position (nspot);
1240		1267
1241	if (nspot.x == spot.x && nspot.y == spot.y)	1268	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1260	input_method = 0;	1287	input_method = 0;
1261	}	1288	}
1262		1289
1263	Input_Context = 0;	1290	Input_Context = 0;
1264	}	1291	}
		1292
		1293	#ifdef ENABLE_XIM_ONTHESPOT
		1294
		1295	static void
		1296	xim_preedit_start (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_START, DT_END));
		1300	}
		1301
		1302	static void
		1303	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1304	{
		1305	((rxvt_term *)client_data)->make_current ();
		1306	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1307	}
		1308
		1309	static void
		1310	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1311	{
		1312	rxvt_term *term = (rxvt_term *)client_data;
		1313	XIMText *text = call_data->text;
		1314
		1315	term->make_current ();
		1316
		1317	if (text)
		1318	{
		1319	wchar_t *str;
		1320
		1321	if (!text->encoding_is_wchar && text->string.multi_byte)
		1322	{
		1323	// of course, X makes it ugly again
		1324	if (term->rs[Rs_imLocale])
		1325	SET_LOCALE (term->rs[Rs_imLocale]);
		1326
		1327	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1328	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1329
		1330	if (term->rs[Rs_imLocale])
		1331	SET_LOCALE (term->locale);
		1332	}
		1333	else
		1334	str = text->string.wide_char;
		1335
		1336	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1337	DT_INT, call_data->caret,
		1338	DT_INT, call_data->chg_first,
		1339	DT_INT, call_data->chg_length,
		1340	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1341	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1342	DT_END));
		1343	}
		1344	else
		1345	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1346	DT_INT, call_data->caret,
		1347	DT_INT, call_data->chg_first,
		1348	DT_INT, call_data->chg_length,
		1349	DT_END));
		1350	}
		1351
		1352	#if 0
		1353	static void
		1354	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1355	{
		1356	((rxvt_term *)client_data)->make_current ();
		1357	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1358	DT_INT, call_data->position,
		1359	DT_INT, call_data->direction,
		1360	DT_INT, call_data->style,
		1361	DT_END));
		1362	}
		1363	#endif
		1364
		1365	#endif
1265		1366
1266	/*	1367	/*
1267	* Try to open a XIM with the current modifiers, then see if we can	1368	* Try to open a XIM with the current modifiers, then see if we can
1268	* open a suitable preedit type	1369	* open a suitable preedit type
1269	*/	1370	*/
1270	bool	1371	bool
1271	rxvt_term::IM_get_IC (const char *modifiers)	1372	rxvt_term::im_get_ic (const char *modifiers)
1272	{	1373	{
1273	int i, j, found;	1374	int i, j, found;
1274	XIM xim;	1375	XIM xim;
1275	XPoint spot;	1376	XPoint spot;
1276	XRectangle rect, status_rect, needed_rect;	1377	XRectangle rect, status_rect, needed_rect;
1277	unsigned long fg, bg;	1378	unsigned long fg, bg;
1278	const char *p;	1379	const char *p;
1279	char **s;	1380	char **s;
1280	XIMStyles *xim_styles;	1381	XIMStyles *xim_styles;
1281		1382
		1383	set_environ (env);
		1384
1282	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1385	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1283	return false;	1386	return false;
1284		1387
1285	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1286	input_method = display->get_xim (locale, modifiers);	1388	input_method = display->get_xim (locale, modifiers);
1287	if (input_method == NULL)	1389	if (input_method == NULL)
1288	return false;	1390	return false;
1289		1391
1290	xim = input_method->xim;	1392	xim = input_method->xim;
…		…
1305	p = pet[pi];	1407	p = pet[pi];
1306		1408
1307	if (!p)	1409	if (!p)
1308	continue;	1410	continue;
1309		1411
1310	s = rxvt_splitcommastring (p);	1412	s = rxvt_strsplit (',', p);
1311		1413
1312	for (i = found = 0; !found && s[i]; i++)	1414	for (i = found = 0; !found && s[i]; i++)
1313	{	1415	{
1314	if (!strcmp (s[i], "OverTheSpot"))	1416	if (!strcmp (s[i], "OverTheSpot"))
1315	input_style = (XIMPreeditPosition | XIMStatusNothing);	1417	input_style = XIMPreeditPosition | XIMStatusNothing;
1316	else if (!strcmp (s[i], "OffTheSpot"))	1418	else if (!strcmp (s[i], "OffTheSpot"))
1317	input_style = (XIMPreeditArea | XIMStatusArea);	1419	input_style = XIMPreeditArea | XIMStatusArea;
1318	else if (!strcmp (s[i], "Root"))	1420	else if (!strcmp (s[i], "Root"))
1319	input_style = (XIMPreeditNothing | XIMStatusNothing);	1421	input_style = XIMPreeditNothing | XIMStatusNothing;
1320	else if (!strcmp (s[i], "None"))	1422	else if (!strcmp (s[i], "None"))
1321	input_style = (XIMPreeditNone | XIMStatusNone);	1423	input_style = XIMPreeditNone | XIMStatusNone;
		1424	#ifdef ENABLE_XIM_ONTHESPOT
		1425	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1426	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1427	#endif
		1428	else
		1429	input_style = XIMPreeditNothing | XIMStatusNothing;
1322		1430
1323	for (j = 0; j < xim_styles->count_styles; j++)	1431	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1432	if (input_style == xim_styles->supported_styles[j])
1325	{	1433	{
1326	rxvt_freecommastring (s);	1434	rxvt_free_strsplit (s);
1327		1435
1328	found = 1;	1436	found = 1;
1329	goto foundpet;	1437	goto foundpet;
1330	}	1438	}
1331		1439
1332	}	1440	}
1333		1441
1334	rxvt_freecommastring (s);	1442	rxvt_free_strsplit (s);
1335	}	1443	}
1336		1444
1337	foundpet:	1445	foundpet:
1338		1446
1339	XFree (xim_styles);	1447	XFree (xim_styles);
…		…
1360	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1361	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1362	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1364	"*",	1472	"*",
1365	TermWin.fheight,	1473	fheight,
1366	TermWin.fheight + 1, TermWin.fheight - 1,	1474	fheight + 1, fheight - 1,
1367	TermWin.fheight - 2, TermWin.fheight + 2);	1475	fheight - 2, fheight + 2);
1368		1476
1369	fs = XCreateFontSet (display->display, pat,	1477	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1370	&missing_charset_list, &missing_charset_count, &def_string);	1478	&missing_charset_list, &missing_charset_count, &def_string);
1371		1479
1372	if (missing_charset_list)	1480	if (missing_charset_list)
1373	XFreeStringList (missing_charset_list);	1481	XFreeStringList (missing_charset_list);
1374		1482
…		…
1415	XNBackground, bg,	1523	XNBackground, bg,
1416	XNArea, &status_rect,	1524	XNArea, &status_rect,
1417	XNFontSet, fs,	1525	XNFontSet, fs,
1418	NULL);	1526	NULL);
1419	}	1527	}
		1528	#if ENABLE_XIM_ONTHESPOT
		1529	else if (input_style & XIMPreeditCallbacks)
		1530	{
		1531	XIMCallback xcb[4];
		1532
		1533	im_set_position (spot);
		1534
		1535	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1536	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1537	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1538	# if 0
		1539	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1540	# endif
		1541
		1542	preedit_attr = XVaCreateNestedList (0,
		1543	XNSpotLocation, &spot,
		1544	XNPreeditStartCallback, &xcb[0],
		1545	XNPreeditDoneCallback , &xcb[1],
		1546	XNPreeditDrawCallback , &xcb[2],
		1547	# if 0
		1548	XNPreeditCaretCallback, &xcb[3],
		1549	# endif
		1550	NULL);
		1551	}
		1552	#endif
1420		1553
1421	Input_Context = XCreateIC (xim,	1554	Input_Context = XCreateIC (xim,
1422	XNInputStyle, input_style,	1555	XNInputStyle, input_style,
1423	XNClientWindow, TermWin.vt,	1556	XNClientWindow, vt,
1424	XNFocusWindow, TermWin.parent[0],	1557	XNFocusWindow, parent,
1425	preedit_attr ? XNPreeditAttributes : NULL,	1558	preedit_attr ? XNPreeditAttributes : NULL,
1426	preedit_attr,	1559	preedit_attr,
1427	status_attr ? XNStatusAttributes : NULL,	1560	status_attr ? XNStatusAttributes : NULL,
1428	status_attr, NULL);	1561	status_attr, NULL);
1429		1562
1430	if (preedit_attr) XFree (preedit_attr);	1563	if (preedit_attr) XFree (preedit_attr);
1431	if (status_attr) XFree (status_attr);	1564	if (status_attr) XFree (status_attr);
1432	if (fs) XFreeFontSet (display->display, fs);	1565	if (fs) XFreeFontSet (dpy, fs);
1433		1566
1434	if (Input_Context == NULL)	1567	if (Input_Context == NULL)
1435	{	1568	{
1436	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1569	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1437	im_destroy ();	1570	im_destroy ();
1438	return false;	1571	return false;
1439	}	1572	}
1440		1573
1441	if (input_style & XIMPreeditArea)	1574	#if 0
1442	IMSetStatusPosition ();	1575	// unfortunately, only the focus window is used by XIM, hard to fix
		1576	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1577	vt_select_input ();
		1578	#endif
1443		1579
1444	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1580	im_set_position ();
		1581
1445	return true;	1582	return true;
1446	}	1583	}
1447		1584
1448	void	1585	void
1449	rxvt_term::im_cb ()	1586	rxvt_term::im_cb ()
1450	{	1587	{
1451	int i, found, had_im;	1588	int i;
1452	const char *p;	1589	const char *p;
1453	char **s;	1590	char **s;
1454	char buf[IMBUFSIZ];	1591	char buf[IMBUFSIZ];
1455		1592
		1593	make_current ();
		1594
1456	im_destroy ();	1595	im_destroy ();
1457		1596
1458	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1459	if (Input_Context)	1597	if (Input_Context)
1460	return;	1598	return;
1461		1599
1462	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1463	if (rs[Rs_imLocale])	1600	if (rs[Rs_imLocale])
1464	SET_LOCALE (rs[Rs_imLocale]);	1601	SET_LOCALE (rs[Rs_imLocale]);
1465	#endif
1466		1602
1467	p = rs[Rs_inputMethod];	1603	p = rs[Rs_inputMethod];
1468	if (p && *p)	1604	if (p && *p)
1469	{	1605	{
1470	bool found = false;	1606	bool found = false;
1471		1607
1472	s = rxvt_splitcommastring (p);	1608	s = rxvt_strsplit (',', p);
1473		1609
1474	for (i = 0; s[i]; i++)	1610	for (i = 0; s[i]; i++)
1475	{	1611	{
1476	if (*s[i])	1612	if (*s[i])
1477	{	1613	{
1478	strcpy (buf, "@im=");	1614	strcpy (buf, "@im=");
1479	strncat (buf, s[i], IMBUFSIZ - 5);	1615	strncat (buf, s[i], IMBUFSIZ - 5);
1480	if (IM_get_IC (buf))	1616	if (im_get_ic (buf))
1481	{	1617	{
1482	found = true;	1618	found = true;
1483	break;	1619	break;
1484	}	1620	}
1485	}	1621	}
1486	}	1622	}
1487		1623
1488	rxvt_freecommastring (s);	1624	rxvt_free_strsplit (s);
1489		1625
1490	if (found)	1626	if (found)
1491	goto done;	1627	goto done;
1492	}	1628	}
1493		1629
1494	/* try with XMODIFIERS env. var. */	1630	/* try with XMODIFIERS env. var. */
1495	if (IM_get_IC (""))	1631	if (im_get_ic (""))
1496	goto done;	1632	goto done;
1497		1633
1498	/* try with no modifiers base IF the user didn't specify an IM */	1634	/* try with no modifiers base IF the user didn't specify an IM */
1499	if (IM_get_IC ("@im=none"))	1635	if (im_get_ic ("@im=none"))
1500	goto done;	1636	goto done;
1501		1637
1502	done:	1638	done:
1503	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1504	if (rs[Rs_imLocale])	1639	if (rs[Rs_imLocale])
1505	SET_LOCALE (locale);	1640	SET_LOCALE (locale);
1506	#endif
1507	}	1641	}
1508		1642
1509	void	1643	void
1510	rxvt_term::IMSetStatusPosition ()	1644	rxvt_term::im_set_position ()
1511	{	1645	{
1512	XRectangle preedit_rect, status_rect, *needed_rect;	1646	XRectangle preedit_rect, status_rect, *needed_rect;
1513	XVaNestedList preedit_attr, status_attr;	1647	XVaNestedList preedit_attr, status_attr;
1514		1648
1515	if (!Input_Context	1649	if (!Input_Context
1516	|| !TermWin.focus	1650	|| !focus
1517	|| !(input_style & XIMPreeditArea)	1651	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1518	|| !IMisRunning ())	1652	|| !im_is_running ())
1519	return;	1653	return;
1520		1654
		1655	if (input_style & XIMPreeditPosition)
		1656	{
		1657	im_set_size (preedit_rect);
		1658	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1659
		1660	XSetICValues (Input_Context,
		1661	XNPreeditAttributes, preedit_attr, NULL);
		1662	}
		1663	else
		1664	{
1521	/* Getting the necessary width of preedit area */	1665	/* Getting the necessary width of preedit area */
1522	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1666	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1523	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1667	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1524	XFree (status_attr);	1668	XFree (status_attr);
1525		1669
1526	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1670	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1527	XFree (needed_rect);	1671	XFree (needed_rect);
1528		1672
1529	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1530	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1674	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1531		1675
1532	XSetICValues (Input_Context,	1676	XSetICValues (Input_Context,
1533	XNPreeditAttributes, preedit_attr,	1677	XNPreeditAttributes, preedit_attr,
1534	XNStatusAttributes, status_attr, NULL);	1678	XNStatusAttributes, status_attr,
		1679	NULL);
1535		1680
		1681	XFree (status_attr);
		1682	}
		1683
1536	XFree (preedit_attr);	1684	XFree (preedit_attr);
1537	XFree (status_attr);
1538	}	1685	}
1539	#endif /* USE_XIM */	1686	#endif /* USE_XIM */
1540		1687
1541	/*----------------------------------------------------------------------*/	1688	void
1542	rxvt_t rxvt_current_term;	1689	rxvt_term::get_window_origin (int &x, int &y)
		1690	{
		1691	Window cr;
		1692	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1693	}
		1694
		1695	#ifdef HAVE_BG_PIXMAP
		1696
		1697	void
		1698	rxvt_term::update_background ()
		1699	{
		1700	if (update_background_ev.is_active ())
		1701	return;
		1702
		1703	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1704
		1705	if (to_wait <= 0.)
		1706	bg_render ();
		1707	else
		1708	update_background_ev.start (to_wait);
		1709	}
		1710
		1711	void
		1712	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1713	{
		1714	make_current ();
		1715
		1716	update_background_ev.stop ();
		1717	bg_render ();
		1718	refresh_check ();
		1719	}
		1720
		1721	#endif /* HAVE_BG_PIXMAP */
1543		1722
1544	/*----------------------- end-of-file (C source) -----------------------*/	1723	/*----------------------- end-of-file (C source) -----------------------*/

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