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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.121 by root, Wed Dec 15 00:12:58 2004 UTC vs.
Revision 1.392 by sf-exg, Mon Nov 3 09:40:26 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) 2003-2010 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	pix_colors_unfocused [i].free (this);
247	#endif	260	#endif
		261	}
248		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
249	displays.put (display);	266	displays.put (display);
		267	}
250		268
251	scr_release ();	269	scr_release ();
252		270
253	/* clear all resources */	271	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	273	free (allocated [i]);
256		274
257	free (selection.text);	275	free (selection.text);
258	// TODO: manage env vars in child only(!)	276	free (selection.clip_text);
259	free (env_windowid);
260	free (env_display);
261	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	277	free (locale);
264	free (v_buffer);	278	free (v_buffer);
265	free (incr_buf);	279
		280	delete selection_req;
		281
		282	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		283	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		284
		285	delete env;
266		286
267	delete envv;	287	delete envv;
268	delete argv;	288	delete argv;
		289
		290	#ifdef KEYSYM_RESOURCE
		291	delete keyboard;
		292	#endif
		293	#ifndef NO_RESOURCES
		294	XrmDestroyDatabase (option_db);
		295	#endif
		296	}
		297
		298	// child has exited, usually destroys
		299	void
		300	rxvt_term::child_cb (ev::child &w, int status)
		301	{
		302	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		303
		304	cmd_pid = 0;
		305
		306	if (!option (Opt_hold))
		307	destroy ();
269	}	308	}
270		309
271	void	310	void
272	rxvt_term::destroy ()	311	rxvt_term::destroy ()
273	{	312	{
274	if (destroy_ev.active)	313	if (destroy_ev.is_active ())
275	return;	314	return;
		315
		316	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
276		317
277	#if ENABLE_OVERLAY	318	#if ENABLE_OVERLAY
278	scr_overlay_off ();	319	scr_overlay_off ();
279	#endif	320	#endif
280		321
281	if (display)	322	if (display)
282	{	323	{
283	#if USE_XIM	324	#if USE_XIM
284	im_ev.stop (display);	325	im_ev.stop (display);
285	#endif	326	#endif
286	#if HAVE_SCROLLBARS
287	scrollbar_ev.stop (display);	327	scrollbar_ev.stop (display);
288	#endif	328	#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);	329	rootwin_ev.stop (display);
294	#endif	330	#endif
295	incr_ev.stop ();
296	termwin_ev.stop (display);	331	termwin_ev.stop (display);
297	vt_ev.stop (display);	332	vt_ev.stop (display);
298	}	333	}
299		334
300	check_ev.stop ();	335	flush_ev.stop ();
301	pty_ev.stop ();	336	pty_ev.stop ();
302	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
303	cursor_blink_ev.stop ();	338	cursor_blink_ev.stop ();
304	#endif	339	#endif
305	#ifdef TEXT_BLINK	340	#ifdef TEXT_BLINK
…		…
313	#endif	348	#endif
314	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
315	pointer_ev.stop ();	350	pointer_ev.stop ();
316	#endif	351	#endif
317		352
318	destroy_ev.start (0);	353	destroy_ev.start ();
319	}	354	}
320		355
321	void	356	void
322	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
323	{	358	{
324	SET_R (this);	359	make_current ();
325		360
326	delete this;	361	delete this;
327	}	362	}
328		363
329	/*----------------------------------------------------------------------*/	364	void
330	/* rxvt_init () */	365	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
331	bool
332	rxvt_term::init (int argc, const char *const *argv)
333	{	366	{
334	SET_R (this);	367	if (!opt)
335
336	if (!init_vars ())
337	return false;	368	return;
338		369
339	init_secondary ();	370	uint8_t mask = 1 << (opt & 7);
		371	uint8_t &val = options [opt >> 3];
340		372
341	const char **cmd_argv = init_resources (argc, argv);	373	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	}	374	}
441		375
442	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
443	/*	377	/*
444	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* 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	*/	379	*/
447	void	380	static XErrorHandler old_xerror_handler;
448	rxvt_destroy_all ()	381
		382	static void
		383	rxvt_emergency_cleanup ()
449	{	384	{
450	// TODO: rxvtd should clean up all ressources
451	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	385	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
452	(*t)->destroy ();	386	(*t)->emergency_cleanup ();
453	}	387	}
454		388
455	/*	389	#if !ENABLE_MINIMAL
456	* Catch a fatal signal and tidy up before quitting	390	static void ecb_cold
457	*/	391	print_x_error (Display *dpy, XErrorEvent *event)
458	void
459	rxvt_term::sig_term (sig_watcher &w)
460	{	392	{
461	#ifdef DEBUG_CMD	393	char buffer[BUFSIZ];
462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	394	char mesg[BUFSIZ];
463	#endif	395	char number[32];
464	rxvt_destroy_all ();
465	signal (w.signum, SIG_DFL);
466	kill (getpid (), w.signum);
467	}
468		396
469	/* INTPROTO */	397	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
470	int	398
		399	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		400	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		401
		402	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		403	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		404	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		405
		406	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		407	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		408
		409	if (event->request_code >= 128)
		410	{
		411	#if 0
		412	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		413	int nexts;
		414	char **exts = XListExtensions (dpy, &nexts);
		415
		416	while (nexts)
		417	{
		418	char *extname = exts [nexts - 1];
		419	int major, first_event, first_error;
		420
		421	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		422	{
		423	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		424	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		425
		426	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		427	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		428	rxvt_warn ("+ (which is %s)\n", buffer);
		429
		430	break;
		431	}
		432
		433	printf ("nextss %d %s\n", nexts, extname);//D
		434	--nexts;
		435	++exts;
		436	}
		437	#else
		438	int nexts = 0;
		439	char **exts = 0;
		440	#endif
		441
		442	if (!nexts)
		443	{
		444	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		445
		446	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		447	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		448
		449	#if 0
		450	sprintf (number, "RENDER.%d", event->minor_code);
		451	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		452	rxvt_warn ("+ (which is %s)\n", buffer);
		453	#endif
		454	}
		455
		456	XFreeExtensionList (exts);
		457	}
		458	else
		459	{
		460	sprintf (number, "%d", event->request_code);
		461	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		462	rxvt_warn ("+ (which is %s)\n", buffer);
		463	}
		464
		465	if (event->error_code == BadWindow
		466	|| event->error_code == BadPixmap
		467	|| event->error_code == BadCursor
		468	|| event->error_code == BadFont
		469	|| event->error_code == BadDrawable
		470	|| event->error_code == BadColor
		471	|| event->error_code == BadGC
		472	|| event->error_code == BadIDChoice
		473	|| event->error_code == BadValue
		474	|| event->error_code == BadAtom)
		475	{
		476	if (event->error_code == BadValue)
		477	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		478	else if (event->error_code == BadAtom)
		479	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		480	else
		481	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		482
		483	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		484	}
		485	}
		486	#endif
		487
		488	int ecb_cold
471	rxvt_xerror_handler (Display *display, XErrorEvent *event)	489	rxvt_xerror_handler (Display *display, XErrorEvent *event)
472	{	490	{
473	if (GET_R->allowedxerror == -1)	491	if (GET_R->allowedxerror == -1)
474	GET_R->allowedxerror = event->error_code;	492	GET_R->allowedxerror = event->error_code;
475	else	493	else
476	{	494	{
		495	// GET_R is most likely not the terminal which caused the error,
		496	// so just output the error and continue
		497	#if ENABLE_MINIMAL
477	old_xerror_handler (display, event);	498	old_xerror_handler (display, event);
478	GET_R->destroy ();	499	#else
		500	print_x_error (display, event);
		501	#endif
479	}	502	}
480		503
481	return 0;	504	return 0;
482	}	505	}
483		506
484	/* ------------------------------------------------------------------------- *	507	int ecb_cold
485	* MEMORY ALLOCATION WRAPPERS *	508	rxvt_xioerror_handler (Display *display)
486	* ------------------------------------------------------------------------- */	509	{
		510	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		511	DisplayString (display));
		512	rxvt_emergency_cleanup ();
		513	_exit (EXIT_FAILURE);
		514	}
		515
		516	static struct sig_handlers
		517	{
		518	ev::sig sw_term, sw_int;
		519
		520	/*
		521	* Catch a fatal signal and tidy up before quitting
		522	*/
		523	void sig_term (ev::sig &w, int revents);
		524
		525	sig_handlers ()
		526	{
		527	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		528	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		529	}
		530	} sig_handlers;
		531
487	void *	532	void
488	rxvt_malloc (size_t size)	533	sig_handlers::sig_term (ev::sig &w, int revents)
489	{	534	{
490	void *p = malloc (size);	535	rxvt_emergency_cleanup ();
491		536	w.stop ();
492	if (!p)	537	kill (getpid (), w.signum);
493	rxvt_fatal ("memory allocation failure. aborting.\n");
494
495	return p;
496	}	538	}
497		539
498	/* INTPROTO */	540	static void
499	void *	541	rxvt_get_ttymode (struct termios *tio)
500	rxvt_calloc (size_t number, size_t size)
501	{	542	{
502	void *p = calloc (number, size);	543	if (tcgetattr (STDIN_FILENO, tio) < 0)
		544	memset (tio, 0, sizeof (struct termios));
503		545
504	if (!p)	546	for (int i = 0; i < NCCS; i++)
505	rxvt_fatal ("memory allocation failure. aborting.\n");	547	tio->c_cc[i] = VDISABLE;
506		548
507	return p;	549	tio->c_cc[VINTR] = CINTR;
508	}	550	tio->c_cc[VQUIT] = CQUIT;
509		551	tio->c_cc[VERASE] = CERASE;
510	/* INTPROTO */	552	#ifdef VERASE2
511	void *	553	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	554	#endif
533		555	tio->c_cc[VKILL] = CKILL;
534	#if ! defined(__CYGWIN32__)	556	tio->c_cc[VEOF] = CEOF;
535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	557	tio->c_cc[VSTART] = CSTART;
536	/* setreuid () is the poor man's setuid (), seteuid () */	558	tio->c_cc[VSTOP] = CSTOP;
537	# define seteuid(a) setreuid(-1, (a))	559	tio->c_cc[VSUSP] = CSUSP;
538	# define setegid(a) setregid(-1, (a))	560	# ifdef VDSUSP
539	# define HAVE_SETEUID	561	tio->c_cc[VDSUSP] = CDSUSP;
540	# endif	562	# endif
541	# ifdef HAVE_SETEUID	563	# ifdef VREPRINT
542	switch (action)	564	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	565	# endif
		566	# ifdef VDISCRD
		567	tio->c_cc[VDISCRD] = CFLUSH;
574	#endif	568	# endif
575	}	569	# ifdef VWERSE
576		570	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	571	# endif
		572	# ifdef VLNEXT
		573	tio->c_cc[VLNEXT] = CLNEXT;
		574	# endif
		575	# ifdef VSTATUS
		576	tio->c_cc[VSTATUS] = CSTATUS;
		577	# endif
		578
		579	# if VMIN != VEOF
		580	tio->c_cc[VMIN] = 1;
		581	# endif
		582	# if VTIME != VEOL
		583	tio->c_cc[VTIME] = 0;
		584	# endif
		585
		586	/* input modes */
		587	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		588	# ifdef IMAXBEL
		589	| IMAXBEL
		590	# endif
		591	| IXON);
		592
		593	/* output modes */
		594	tio->c_oflag = (OPOST | ONLCR);
		595
		596	/* control modes */
		597	tio->c_cflag = (CS8 | CREAD);
		598
		599	/* local modes */
		600	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		601	# if defined (ECHOCTL) && defined (ECHOKE)
		602	| ECHOCTL | ECHOKE
		603	# endif
		604	| ECHOE | ECHOK);
		605	}
		606
		607	char **rxvt_environ; // startup environment
		608
		609	void
		610	rxvt_init ()
		611	{
		612	assert (("fontMask must not overlap other RS masks",
		613	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		614
		615	rxvt_get_ttymode (&rxvt_term::def_tio);
		616
		617	// get rid of stdin/stdout as we don't need them, to free resources
		618	dup2 (STDERR_FILENO, STDIN_FILENO);
		619	dup2 (STDERR_FILENO, STDOUT_FILENO);
		620
		621	if (!ev_default_loop ())
		622	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		623
		624	rxvt_environ = environ;
		625
		626	signal (SIGHUP, SIG_IGN);
		627	signal (SIGPIPE, SIG_IGN);
		628
		629	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		630	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		631
		632	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		633	// TODO: handle this with exceptions and tolerate the memory loss
		634	XSetIOErrorHandler (rxvt_xioerror_handler);
		635
		636	XrmInitialize ();
		637
		638	#if HAVE_PIXBUF
		639	g_type_init ();
		640	#endif
		641	}
595		642
596	/*----------------------------------------------------------------------*/	643	/*----------------------------------------------------------------------*/
597	/*	644	/*
598	* window size/position calculcations for XSizeHint and other storage.	645	* window size/position calculations for XSizeHint and other storage.
599	* if width/height are non-zero then override calculated width/height	646	* if width/height are non-zero then override calculated width/height
600	*/	647	*/
601	void	648	void
602	rxvt_term::window_calc (unsigned int width, unsigned int height)	649	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
603	{	650	{
604	short recalc_x, recalc_y;	651	short recalc_x, recalc_y;
605	int x, y, sb_w, mb_h, flags;	652	int x, y, flags;
606	unsigned int w, h;	653	unsigned int w, h;
607	unsigned int max_width, max_height;	654	unsigned int max_width, max_height;
608		655
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;	656	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
613	szHint.win_gravity = NorthWestGravity;	657	szHint.win_gravity = NorthWestGravity;
614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	658	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
615		659
616	recalc_x = recalc_y = 0;	660	recalc_x = recalc_y = 0;
617	flags = 0;	661	flags = 0;
		662
618	if (!parsed_geometry)	663	if (!parsed_geometry)
619	{	664	{
620	parsed_geometry = 1;	665	parsed_geometry = 1;
		666
621	if (rs[Rs_geometry])	667	if (rs[Rs_geometry])
622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	668	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		669
623	if (flags & WidthValue)	670	if (flags & WidthValue)
624	{	671	{
625	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	672	if (!w)
		673	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		674
		675	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
626	szHint.flags |= USSize;	676	szHint.flags |= USSize;
627	}	677	}
		678
628	if (flags & HeightValue)	679	if (flags & HeightValue)
629	{	680	{
630	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	681	if (!h)
		682	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		683
		684	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
631	szHint.flags |= USSize;	685	szHint.flags |= USSize;
632	}	686	}
		687
633	if (flags & XValue)	688	if (flags & XValue)
634	{	689	{
635	szHint.x = x;	690	szHint.x = x;
636	szHint.flags |= USPosition;	691	szHint.flags |= USPosition;
		692
637	if (flags & XNegative)	693	if (flags & XNegative)
638	{	694	{
639	recalc_x = 1;	695	recalc_x = 1;
640	szHint.win_gravity = NorthEastGravity;	696	szHint.win_gravity = NorthEastGravity;
641	}	697	}
642	}	698	}
		699
643	if (flags & YValue)	700	if (flags & YValue)
644	{	701	{
645	szHint.y = y;	702	szHint.y = y;
646	szHint.flags |= USPosition;	703	szHint.flags |= USPosition;
		704
647	if (flags & YNegative)	705	if (flags & YNegative)
648	{	706	{
649	recalc_y = 1;	707	recalc_y = 1;
		708
650	if (szHint.win_gravity == NorthEastGravity)	709	if (szHint.win_gravity == NorthEastGravity)
651	szHint.win_gravity = SouthEastGravity;	710	szHint.win_gravity = SouthEastGravity;
652	else	711	else
653	szHint.win_gravity = SouthWestGravity;	712	szHint.win_gravity = SouthWestGravity;
654	}	713	}
655	}	714	}
656	}	715	}
657		716
658	/* TODO: BOUNDS */	717	/* TODO: BOUNDS */
659	TermWin.width = TermWin.ncol * TermWin.fwidth;	718	width = ncol * fwidth;
660	TermWin.height = TermWin.nrow * TermWin.fheight;	719	height = nrow * fheight;
661	max_width = MAX_COLS * TermWin.fwidth;	720	max_width = MAX_COLS * fwidth;
662	max_height = MAX_ROWS * TermWin.fheight;	721	max_height = MAX_ROWS * fheight;
663		722
664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	723	szHint.base_width = szHint.base_height = 2 * int_bwidth;
665		724
666	sb_w = mb_h = 0;
667	window_vt_x = window_vt_y = TermWin.int_bwidth;	725	window_vt_x = window_vt_y = int_bwidth;
668		726
669	if (scrollbar_visible ())	727	if (scrollBar.state)
670	{	728	{
671	sb_w = scrollbar_TotalWidth ();	729	int sb_w = scrollBar.total_width ();
672	szHint.base_width += sb_w;	730	szHint.base_width += sb_w;
		731
673	if (!(options & Opt_scrollBar_right))	732	if (!option (Opt_scrollBar_right))
674	window_vt_x += sb_w;	733	window_vt_x += sb_w;
675	}	734	}
676		735
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;	736	szHint.width_inc = fwidth;
685	szHint.height_inc = TermWin.fheight;	737	szHint.height_inc = fheight;
686	szHint.min_width = szHint.base_width + szHint.width_inc;	738	szHint.min_width = szHint.base_width + szHint.width_inc;
687	szHint.min_height = szHint.base_height + szHint.height_inc;	739	szHint.min_height = szHint.base_height + szHint.height_inc;
688		740
689	if (width && width - szHint.base_width < max_width)	741	if (newwidth && newwidth - szHint.base_width < max_width)
690	{	742	{
691	szHint.width = width;	743	szHint.width = newwidth;
692	TermWin.width = width - szHint.base_width;	744	width = newwidth - szHint.base_width;
693	}	745	}
694	else	746	else
695	{	747	{
696	MIN_IT (TermWin.width, max_width);	748	min_it (width, max_width);
697	szHint.width = szHint.base_width + TermWin.width;	749	szHint.width = szHint.base_width + width;
698	}	750	}
699		751
700	if (height && height - szHint.base_height < max_height)	752	if (newheight && newheight - szHint.base_height < max_height)
701	{	753	{
702	szHint.height = height;	754	szHint.height = newheight;
703	TermWin.height = height - szHint.base_height;	755	height = newheight - szHint.base_height;
704	}	756	}
705	else	757	else
706	{	758	{
707	MIN_IT (TermWin.height, max_height);	759	min_it (height, max_height);
708	szHint.height = szHint.base_height + TermWin.height;	760	szHint.height = szHint.base_height + height;
709	}	761	}
710
711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
712	window_sb_x = szHint.width - sb_w;
713		762
714	if (recalc_x)	763	if (recalc_x)
715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	764	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
716	- szHint.width - 2 * TermWin.ext_bwidth);	765
717	if (recalc_y)	766	if (recalc_y)
718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	767	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
719	- szHint.height - 2 * TermWin.ext_bwidth);
720		768
721	TermWin.ncol = TermWin.width / TermWin.fwidth;	769	ncol = width / fwidth;
722	TermWin.nrow = TermWin.height / TermWin.fheight;	770	nrow = height / fheight;
723	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	771
724	TermWin.ncol, TermWin.nrow, szHint.width,	772	// When the size of the vt window is not a multiple of the cell
725	szHint.height));	773	// size, i.e., when the wm does not honour our size hints, there are
726	return;	774	// extra areas not covered by the terminal screen. Such gaps, when a
		775	// bg pixmap is set, would have to be cleared manually to properly
		776	// refresh the background. We take the simpler route and shrink the
		777	// vt window so as to avoid creating gaps.
		778	vt_width = ncol * fwidth;
		779	vt_height = nrow * fheight;
727	}	780	}
728		781
729	/*----------------------------------------------------------------------*/	782	/*----------------------------------------------------------------------*/
730	/*	783	/*
731	* Tell the teletype handler what size the window is.	784	* Tell the teletype handler what size the window is.
732	* Called after a window size change.	785	* Called after a window size change.
733	*/	786	*/
734	void	787	void
735	rxvt_term::tt_winch ()	788	rxvt_term::tt_winch ()
736	{	789	{
737	if (pty.pty < 0)	790	if (pty->pty < 0)
738	return;	791	return;
739		792
740	struct winsize ws;	793	struct winsize ws;
741		794
742	ws.ws_col = TermWin.ncol;	795	ws.ws_col = ncol;
743	ws.ws_row = TermWin.nrow;	796	ws.ws_row = nrow;
744	ws.ws_xpixel = TermWin.width;	797	ws.ws_xpixel = vt_width;
745	ws.ws_ypixel = TermWin.height;	798	ws.ws_ypixel = vt_height;
746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	799	ioctl (pty->pty, TIOCSWINSZ, &ws);
747		800
748	#if 0	801	#if 0
749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	802	// TIOCSWINSZ is supposed to do this automatically and correctly
750	if (cmd_pid) /* force through to the command */	803	if (cmd_pid) /* force through to the command */
751	kill (cmd_pid, SIGWINCH);	804	kill (-cmd_pid, SIGWINCH);
752	#endif	805	#endif
753	}	806	}
754		807
755	/*----------------------------------------------------------------------*/	808	/*----------------------------------------------------------------------*/
756	/* set_fonts () - load and set the various fonts	809	/* 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	810	bool
764	rxvt_term::set_fonts ()	811	rxvt_term::set_fonts ()
765	{	812	{
766	rxvt_fontset *fs = new rxvt_fontset (this);	813	rxvt_fontset *fs = new rxvt_fontset (this);
767	rxvt_fontprop prop;	814	rxvt_fontprop prop;
…		…
774	return false;	821	return false;
775	}	822	}
776		823
777	#if ENABLE_STYLES	824	#if ENABLE_STYLES
778	for (int i = RS_styleCount; --i; )	825	for (int i = RS_styleCount; --i; )
779	if (TermWin.fontset[i] != TermWin.fontset[0])	826	if (fontset[i] != fontset[0])
780	delete TermWin.fontset[i];	827	delete fontset[i];
781	#endif	828	#endif
782		829
783	delete TermWin.fontset[0];	830	delete fontset[0];
784	TermWin.fontset[0] = fs;	831	fontset[0] = fs;
785		832
786	prop = (*fs)[1]->properties ();	833	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		834	prop.width = max (prop.width + letterSpace, 1);
		835
787	fs->set_prop (prop);	836	fs->set_prop (prop, false);
788		837
789	TermWin.fwidth = prop.width;	838	fwidth = prop.width;
790	TermWin.fheight = prop.height;	839	fheight = prop.height + lineSpace;
791	TermWin.fweight = prop.weight;	840	fbase = prop.ascent;
792	TermWin.fslant = prop.slant;
793	TermWin.fbase = (*fs)[1]->ascent;
794		841
795	for (int style = 1; style < 4; style++)	842	for (int style = 1; style < 4; style++)
796	{	843	{
797	#if ENABLE_STYLES	844	#if ENABLE_STYLES
798	const char *res = rs[Rs_font + style];	845	const char *res = rs[Rs_font + style];
799		846
800	if (res && !*res)	847	if (res && !*res)
801	TermWin.fontset[style] = TermWin.fontset[0];	848	fontset[style] = fontset[0];
802	else	849	else
803	{	850	{
804	TermWin.fontset[style] = fs = new rxvt_fontset (this);	851	fontset[style] = fs = new rxvt_fontset (this);
805	rxvt_fontprop prop2 = prop;	852	rxvt_fontprop prop2 = prop;
806		853
807	if (res)	854	if (res)
808	prop2.weight = prop2.slant = rxvt_fontprop::unset;	855	{
		856	fs->populate (res);
		857	fs->set_prop (prop2, false);
		858	}
809	else	859	else
810	{	860	{
811	res = TermWin.fontset[0]->fontdesc;	861	fs->populate (fontset[0]->fontdesc);
812		862
813	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	863	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;	864	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		865
		866	fs->set_prop (prop2, true);
815	}	867	}
816		868
817	fs->populate (res);
818	fs->set_prop (prop2);
819	}	869	}
820	#else	870	#else
821	TermWin.fontset[style] = TermWin.fontset[0];	871	fontset[style] = fontset[0];
822	#endif	872	#endif
823	}	873	}
824		874
825	if (TermWin.parent[0])	875	if (parent)
826	{	876	{
827	resize_all_windows (0, 0, 0);	877	resize_all_windows (0, 0, 0);
828	scr_remap_chars ();	878	scr_remap_chars ();
829	scr_touch (true);	879	scr_touch (true);
830	}	880	}
831		881
832	return true;	882	return true;
833	}	883	}
834		884
		885	void
835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	886	rxvt_term::set_string_property (Atom prop, const char *str, int len)
836	{	887	{
837	// TODO: SMART_WINDOW_TITLE	888	XChangeProperty (dpy, parent,
838	XChangeProperty (display->display, TermWin.parent[0],
839	prop, XA_STRING, 8, PropModeReplace,	889	prop, XA_STRING, 8, PropModeReplace,
840	(const unsigned char *)str, len >= 0 ? len : strlen (str));	890	(const unsigned char *)str, len >= 0 ? len : strlen (str));
841	}	891	}
842		892
		893	void
		894	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		895	{
		896	XTextProperty ct;
		897
		898	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		899	{
		900	XSetTextProperty (dpy, parent, &ct, prop);
		901	XFree (ct.value);
		902	}
		903	}
		904
		905	void
843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	906	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
844	{	907	{
845	// TODO: SMART_WINDOW_TITLE
846	wchar_t *ws = rxvt_mbstowcs (str, len);	908	wchar_t *ws = rxvt_mbstowcs (str, len);
847	char *s = rxvt_wcstoutf8 (ws);	909	char *s = rxvt_wcstoutf8 (ws);
848		910
849	XChangeProperty (display->display, TermWin.parent[0],	911	XChangeProperty (dpy, parent,
850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	912	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851	(const unsigned char *)s, strlen (s));	913	(const unsigned char *)s, strlen (s));
852		914
853	free (s);	915	free (s);
854	free (ws);	916	free (ws);
…		…
858	/*----------------------------------------------------------------------*/	920	/*----------------------------------------------------------------------*/
859	/* xterm sequences - title, iconName, color (exptl) */	921	/* xterm sequences - title, iconName, color (exptl) */
860	void	922	void
861	rxvt_term::set_title (const char *str)	923	rxvt_term::set_title (const char *str)
862	{	924	{
863	set_string_property (XA_WM_NAME, str);	925	set_mbstring_property (XA_WM_NAME, str);
864	#if ENABLE_FRILLS	926	#if ENABLE_EWMH
865	set_utf8_property (xa[XA_NET_WM_NAME], str);	927	set_utf8_property (xa[XA_NET_WM_NAME], str);
866	#endif	928	#endif
867	}	929	}
868		930
869	void	931	void
870	rxvt_term::set_icon_name (const char *str)	932	rxvt_term::set_icon_name (const char *str)
871	{	933	{
872	set_string_property (XA_WM_ICON_NAME, str);	934	set_mbstring_property (XA_WM_ICON_NAME, str);
873	#if ENABLE_FRILLS	935	#if ENABLE_EWMH
874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	936	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
875	#endif	937	#endif
876	}	938	}
877		939
		940	void
		941	rxvt_term::set_window_color (int idx, const char *color)
		942	{
878	#ifdef XTERM_COLOR_CHANGE	943	#ifdef XTERM_COLOR_CHANGE
879	void
880	rxvt_term::set_window_color (int idx, const char *color)
881	{
882	rxvt_color xcol;	944	rxvt_color xcol;
883	int i;
884		945
885	if (color == NULL || *color == '\0')	946	if (color == NULL || *color == '\0')
886	return;	947	return;
887		948
		949	color = strdup (color);
		950	allocated.push_back ((void *)color);
		951	rs[Rs_color + idx] = color;
		952
888	/* handle color aliases */	953	/* handle color aliases */
889	if (isdigit (*color))	954	if (isdigit (*color))
890	{	955	{
891	i = atoi (color);	956	int i = atoi (color);
		957
892	if (i >= 8 && i <= 15)	958	if (i >= 8 && i <= 15)
		959	{
893	{ /* bright colors */	960	/* bright colors */
894	i -= 8;
895	# ifndef NO_BRIGHTCOLOR
896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	961	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
897	SET_PIXCOLOR (idx);
898	goto Done;	962	goto done;
899	# endif
900
901	}	963	}
		964
902	if (i >= 0 && i <= 7)	965	if (i >= 0 && i <= 7)
		966	{
903	{ /* normal colors */	967	/* normal colors */
904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	968	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
905	SET_PIXCOLOR (idx);
906	goto Done;	969	goto done;
907	}	970	}
908	}	971	}
909		972
910	if (!rXParseAllocColor (& xcol, color))	973	set_color (xcol, color);
911	return;
912
913	/* XStoreColor (display->display, display->cmap, XColor*); */
914		974
915	/*	975	/*
916	* FIXME: should free colors here, but no idea how to do it so instead,	976	* FIXME: should free colors here, but no idea how to do it so instead,
917	* so just keep gobbling up the colormap	977	* so just keep gobbling up the colormap
918	*/	978	*/
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		979
931	pix_colors_focused[idx] = xcol;	980	pix_colors_focused[idx] = xcol;
932	SET_PIXCOLOR (idx);
933		981
934	/* XSetWindowAttributes attr; */
935	/* Cursor cursor; */
936	Done:	982	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. */	983	/*TODO: handle Color_BD, scrollbar background, etc. */
943		984
		985	update_fade_color (idx);
944	recolour_cursor ();	986	recolour_cursor ();
945	scr_recolour ();	987	scr_recolour ();
		988	#endif /* XTERM_COLOR_CHANGE */
946	}	989	}
947
948	#else
949	# define set_window_color (idx,color) ((void)0)
950	#endif /* XTERM_COLOR_CHANGE */
951		990
952	void	991	void
953	rxvt_term::recolour_cursor ()	992	rxvt_term::recolour_cursor ()
954	{	993	{
955	XColor xcol[2];	994	XColor fg, bg;
956		995
957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	996	(ISSET_PIXCOLOR (Color_pointer_fg)
958	? pix_colors_focused[Color_pointer_fg]	997	? pix_colors_focused[Color_pointer_fg]
959	: pix_colors_focused[Color_fg];	998	: pix_colors_focused[Color_fg]).get (fg);
		999
960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	1000	(ISSET_PIXCOLOR (Color_pointer_bg)
961	? pix_colors_focused[Color_pointer_bg]	1001	? pix_colors_focused[Color_pointer_bg]
962	: pix_colors_focused[Color_bg];	1002	: pix_colors_focused[Color_bg]).get (bg);
963		1003
964	XQueryColors (display->display, display->cmap, xcol, 2);	1004	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
966	}	1005	}
967		1006
968	/*----------------------------------------------------------------------*/	1007	/*----------------------------------------------------------------------*/
969	/*	1008	/*
970	* find if fg/bg matches any of the normal (low-intensity) colors	1009	* find if fg/bg matches any of the normal (low-intensity) colors
971	*/	1010	*/
972	void	1011	char *
973	rxvt_term::set_colorfgbg ()	1012	rxvt_term::get_colorfgbg ()
974	{	1013	{
975	unsigned int i;	1014	unsigned int i;
976	const char *xpmb = "\0";	1015	const char *xpmb = "";
977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1016	char fstr[] = "default";
		1017	char bstr[] = "default";
		1018	char *env_colorfgbg;
978		1019
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++)	1020	for (i = Color_Black; i <= Color_White; i++)
983	if (pix_colors[Color_fg] == pix_colors[i])	1021	if (pix_colors[Color_fg] == pix_colors[i])
984	{	1022	{
985	sprintf (fstr, "%d", (i - Color_Black));	1023	sprintf (fstr, "%d", i - Color_Black);
986	break;	1024	break;
987	}	1025	}
988		1026
989	for (i = Color_Black; i <= Color_White; i++)	1027	for (i = Color_Black; i <= Color_White; i++)
990	if (pix_colors[Color_bg] == pix_colors[i])	1028	if (pix_colors[Color_bg] == pix_colors[i])
991	{	1029	{
992	sprintf (bstr, "%d", (i - Color_Black));	1030	sprintf (bstr, "%d", i - Color_Black);
993	#ifdef XPM_BACKGROUND	1031	#if BG_IMAGE_FROM_FILE
994	xpmb = "default;";	1032	xpmb = "default;";
995	#endif	1033	#endif
996	break;	1034	break;
997	}	1035	}
998		1036
		1037	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
999	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1038	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		1039	return env_colorfgbg;
1000	}	1040	}
1001		1041
1002	/*----------------------------------------------------------------------*/	1042	/*----------------------------------------------------------------------*/
1003	/*
1004	* Colour determination for low colour displays, routine from
1005	* Hans de Goede <hans@highrise.nl>
1006	*/
1007		1043
1008	int	1044	bool
1009	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1045	rxvt_term::set_color (rxvt_color &color, const char *name)
1010	{	1046	{
1011	if (!screen_in_out->set (display, colour))	1047	if (color.set (this, name))
1012	{
1013	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1014	return false;
1015	}
1016
1017	return true;	1048	return true;
		1049
		1050	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1051	return false;
		1052	}
		1053
		1054	void
		1055	rxvt_term::alias_color (int dst, int src)
		1056	{
		1057	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1018	}	1058	}
1019		1059
1020	/* -------------------------------------------------------------------- *	1060	/* -------------------------------------------------------------------- *
1021	* - WINDOW RESIZING - *	1061	* - WINDOW RESIZING - *
1022	* -------------------------------------------------------------------- */	1062	* -------------------------------------------------------------------- */
1023	void	1063	void
1024	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1064	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1025	{	1065	{
1026	int fix_screen;	1066	int fix_screen;
		1067	int old_width = szHint.width;
		1068	int old_height = szHint.height;
1027		1069
1028	#ifdef SMART_RESIZE
1029	int old_width = szHint.width, old_height = szHint.height;
1030	#endif
1031
1032	window_calc (width, height);	1070	window_calc (newwidth, newheight);
		1071
		1072	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1073
		1074	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1075	if (set_hint)
		1076	{
		1077	szHint.flags &= ~(PBaseSize | PResizeInc);
1033	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1078	XSetWMNormalHints (dpy, parent, &szHint);
		1079	szHint.flags |= PBaseSize | PResizeInc;
		1080	}
1034		1081
1035	if (!ignoreparent)	1082	if (!ignoreparent)
1036	{	1083	{
1037	#ifdef SMART_RESIZE	1084	#ifdef SMART_RESIZE
1038	/*	1085	/*
…		…
1042	int x, y, x1, y1;	1089	int x, y, x1, y1;
1043	int dx, dy;	1090	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1091	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1092	Window unused_cr;
1046		1093
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1094	XTranslateCoordinates (dpy, parent, display->root,
1048	0, 0, &x, &y, &unused_cr);	1095	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1096	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1097	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1098	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1099	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1100	* our position for handles and decorations. Counter it
1054	*/	1101	*/
…		…
1056	{	1103	{
1057	x -= x1;	1104	x -= x1;
1058	y -= y1;	1105	y -= y1;
1059	}	1106	}
1060		1107
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1108	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1109	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1110	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1111	dy = old_height - szHint.height;
1065		1112
1066	/* Check position of the center of the window */	1113	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1114	if (x < x1) /* left half */
1068	dx = 0;	1115	dx = 0;
…		…
1071	if (y < y1) /* top half */	1118	if (y < y1) /* top half */
1072	dy = 0;	1119	dy = 0;
1073	else if (y == y1) /* exact center */	1120	else if (y == y1) /* exact center */
1074	dy /= 2;	1121	dy /= 2;
1075		1122
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1123	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1077	szHint.width, szHint.height);	1124	szHint.width, szHint.height);
1078	#else	1125	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1126	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1080	#endif	1127	#endif
1081	}	1128	}
1082		1129
		1130	if (set_hint)
		1131	XSetWMNormalHints (dpy, parent, &szHint);
		1132
1083	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1133	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1084		1134
1085	if (fix_screen || width != old_width || height != old_height)	1135	if (fix_screen || newwidth != old_width || newheight != old_height)
1086	{	1136	{
1087	if (scrollbar_visible ())	1137	if (scrollBar.state)
1088	{	1138	scrollBar.resize ();
1089	XMoveResizeWindow (display->display, scrollBar.win,
1090	window_sb_x, 0,
1091	scrollbar_TotalWidth (), szHint.height);
1092	resize_scrollbar ();
1093	}
1094		1139
1095	if (menubar_visible ())
1096	XMoveResizeWindow (display->display, menuBar.win,
1097	window_vt_x, 0,
1098	TermWin_TotalWidth (), menuBar_TotalHeight ());
1099
1100	XMoveResizeWindow (display->display, TermWin.vt,	1140	XMoveResizeWindow (dpy, vt,
1101	window_vt_x, window_vt_y,	1141	window_vt_x, window_vt_y,
1102	TermWin_TotalWidth (), TermWin_TotalHeight ());	1142	vt_width, vt_height);
1103	scr_clear ();	1143
1104	#ifdef XPM_BACKGROUND	1144	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1105	resize_pixmap ();	1145
		1146	#ifdef HAVE_BG_PIXMAP
		1147	if (bg_window_size_sensitive ())
		1148	update_background ();
1106	#endif	1149	#endif
1107	}	1150	}
1108		1151
1109	if (fix_screen || old_height == 0)	1152	if (fix_screen || old_height == 0)
1110	{
1111	int curr_screen = -1;
1112	int old_ncol = prev_ncol;
1113
1114	/* scr_reset only works on the primary screen */
1115	if (old_height) /* this is not the first time through */
1116	{
1117	unsigned int ncol = TermWin.ncol;
1118	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1119	curr_screen = scr_change_screen (PRIMARY);
1120	TermWin.ncol = ncol;
1121	}
1122
1123	scr_reset ();	1153	scr_reset ();
1124		1154
1125	if (curr_screen >= 0) /* this is not the first time through */
1126	{
1127	scr_change_screen (curr_screen);
1128	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1129	}
1130	}
1131
1132	old_width = szHint.width;
1133	old_height = szHint.height;
1134
1135	#ifdef USE_XIM	1155	#if USE_XIM
1136	IMSetStatusPosition ();	1156	im_set_position ();
1137	#endif	1157	#endif
1138	}	1158	}
1139		1159
1140	/*	1160	/*
1141	* Set the width/height of the vt window in characters. Units are pixels.	1161	* Set the width/height of the vt window in characters. Units are pixels.
1142	* good for toggling 80/132 columns	1162	* good for toggling 80/132 columns
1143	*/	1163	*/
1144	void	1164	void
1145	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1165	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1146	{	1166	{
1147	XWindowAttributes wattr;	1167	XWindowAttributes wattr;
1148		1168
1149	if (width == 0 || height == 0)	1169	if (newwidth == 0 || newheight == 0)
1150	{	1170	{
1151	XGetWindowAttributes (display->display, display->root, &wattr);	1171	XGetWindowAttributes (dpy, display->root, &wattr);
		1172
1152	if (width == 0)	1173	if (newwidth == 0)
1153	width = wattr.width - szHint.base_width;	1174	newwidth = wattr.width - szHint.base_width;
1154	if (height == 0)	1175	if (newheight == 0)
1155	height = wattr.height - szHint.base_height;	1176	newheight = wattr.height - szHint.base_height;
1156	}
1157
1158	if (width != TermWin.width || height != TermWin.height)
1159	{	1177	}
		1178
		1179	if (newwidth != vt_width || newheight != vt_height)
		1180	{
1160	width += szHint.base_width;	1181	newwidth += szHint.base_width;
1161	height += szHint.base_height;	1182	newheight += szHint.base_height;
1162	resize_all_windows (width, height, 0);	1183	resize_all_windows (newwidth, newheight, 0);
1163	}	1184	}
1164	}	1185	}
1165		1186
1166	/* -------------------------------------------------------------------- *	1187	/* -------------------------------------------------------------------- *
1167	* - X INPUT METHOD ROUTINES - *	1188	* - X INPUT METHOD ROUTINES - *
1168	* -------------------------------------------------------------------- */	1189	* -------------------------------------------------------------------- */
1169	#ifdef USE_XIM	1190	#if USE_XIM
1170		1191
1171	void	1192	void
1172	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1193	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1173	{	1194	{
1174	fg = pix_colors[Color_fg];	1195	fg = pix_colors [Color_fg];
1175	bg = pix_colors[Color_bg];	1196	bg = pix_colors [Color_bg];
1176	}	1197	}
1177		1198
1178	void	1199	void
1179	rxvt_term::im_set_size (XRectangle &size)	1200	rxvt_term::im_set_size (XRectangle &size)
1180	{	1201	{
1181	// the int_bwidth terms make no sense to me	1202	// the int_bwidth terms make no sense to me
1182	size.x = TermWin.int_bwidth;	1203	size.x = int_bwidth;
1183	size.y = TermWin.int_bwidth;	1204	size.y = int_bwidth;
1184	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1205	size.width = Width2Pixel (ncol) + int_bwidth;
1185	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1206	size.height = Height2Pixel (nrow) + int_bwidth;
1186	}	1207	}
1187		1208
1188	void	1209	void
1189	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1210	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1190	XRectangle &status_rect,	1211	XRectangle &status_rect,
1191	const XRectangle &needed_rect)	1212	const XRectangle &needed_rect)
1192	{	1213	{
1193	preedit_rect.x = needed_rect.width;	1214	preedit_rect.x = needed_rect.width;
1194	preedit_rect.y = 0;	1215	preedit_rect.y = 0;
1195	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1216	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1196	preedit_rect.height = TermWin.fheight;	1217	preedit_rect.height = fheight;
1197		1218
1198	status_rect.x = 0;	1219	status_rect.x = 0;
1199	status_rect.y = 0;	1220	status_rect.y = 0;
1200	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1221	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1201	status_rect.height = TermWin.fheight;	1222	status_rect.height = fheight;
1202	}	1223	}
1203		1224
1204	/* Checking whether input method is running. */	1225	/* Checking whether input method is running. */
1205	bool	1226	bool
1206	rxvt_term::IMisRunning ()	1227	rxvt_term::im_is_running ()
1207	{	1228	{
1208	char *p;
1209	Atom atom;	1229	Atom atom;
1210	Window win;	1230	Window win;
1211	char server[IMBUFSIZ];	1231	char server[IMBUFSIZ];
1212		1232
1213	/* get current locale modifier */	1233	/* get current locale modifier */
1214	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1234	if (char *p = XSetLocaleModifiers (0))
1215	{	1235	{
1216	strcpy (server, "@server=");	1236	strcpy (server, "@server=");
1217	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1237	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1218		1238
1219	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1239	if (p = strchr (server + 1, '@')) /* first one only */
1220	*p = '\0';	1240	*p = '\0';
1221		1241
1222	atom = XInternAtom (display->display, server, False);	1242	atom = XInternAtom (dpy, server, False);
1223	win = XGetSelectionOwner (display->display, atom);	1243	win = XGetSelectionOwner (dpy, atom);
1224		1244
1225	if (win != None)	1245	if (win != None)
1226	return True;	1246	return true;
1227	}	1247	}
1228		1248
1229	return False;	1249	return false;
1230	}	1250	}
1231		1251
1232	void	1252	void
1233	rxvt_term::IMSendSpot ()	1253	rxvt_term::im_send_spot ()
1234	{	1254	{
1235	XPoint nspot;	1255	XPoint nspot;
1236	XVaNestedList preedit_attr;	1256	XVaNestedList preedit_attr;
1237		1257
1238	if (!Input_Context	1258	if (!Input_Context
1239	|| !TermWin.focus	1259	|| !focus
1240	|| !(input_style & XIMPreeditPosition))	1260	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1241	return;	1261	return;
1242		1262
1243	im_set_position (nspot);	1263	im_set_position (nspot);
1244		1264
1245	if (nspot.x == spot.x && nspot.y == spot.y)	1265	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1264	input_method = 0;	1284	input_method = 0;
1265	}	1285	}
1266		1286
1267	Input_Context = 0;	1287	Input_Context = 0;
1268	}	1288	}
		1289
		1290	#ifdef ENABLE_XIM_ONTHESPOT
		1291
		1292	static void
		1293	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1294	{
		1295	((rxvt_term *)client_data)->make_current ();
		1296	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1297	}
		1298
		1299	static void
		1300	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1301	{
		1302	((rxvt_term *)client_data)->make_current ();
		1303	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1304	}
		1305
		1306	static void
		1307	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1308	{
		1309	rxvt_term *term = (rxvt_term *)client_data;
		1310	XIMText *text = call_data->text;
		1311
		1312	term->make_current ();
		1313
		1314	if (text)
		1315	{
		1316	wchar_t *str;
		1317
		1318	if (!text->encoding_is_wchar && text->string.multi_byte)
		1319	{
		1320	// of course, X makes it ugly again
		1321	if (term->rs[Rs_imLocale])
		1322	SET_LOCALE (term->rs[Rs_imLocale]);
		1323
		1324	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1325	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1326
		1327	if (term->rs[Rs_imLocale])
		1328	SET_LOCALE (term->locale);
		1329	}
		1330	else
		1331	str = text->string.wide_char;
		1332
		1333	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1334	DT_INT, call_data->caret,
		1335	DT_INT, call_data->chg_first,
		1336	DT_INT, call_data->chg_length,
		1337	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1338	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1339	DT_END));
		1340	}
		1341	else
		1342	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1343	DT_INT, call_data->caret,
		1344	DT_INT, call_data->chg_first,
		1345	DT_INT, call_data->chg_length,
		1346	DT_END));
		1347	}
		1348
		1349	#if 0
		1350	static void
		1351	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1352	{
		1353	((rxvt_term *)client_data)->make_current ();
		1354	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1355	DT_INT, call_data->position,
		1356	DT_INT, call_data->direction,
		1357	DT_INT, call_data->style,
		1358	DT_END));
		1359	}
		1360	#endif
		1361
		1362	#endif
1269		1363
1270	/*	1364	/*
1271	* Try to open a XIM with the current modifiers, then see if we can	1365	* Try to open a XIM with the current modifiers, then see if we can
1272	* open a suitable preedit type	1366	* open a suitable preedit type
1273	*/	1367	*/
1274	bool	1368	bool
1275	rxvt_term::IM_get_IC (const char *modifiers)	1369	rxvt_term::im_get_ic (const char *modifiers)
1276	{	1370	{
1277	int i, j, found;	1371	int i, j, found;
1278	XIM xim;	1372	XIM xim;
1279	XPoint spot;	1373	XPoint spot;
1280	XRectangle rect, status_rect, needed_rect;	1374	XRectangle rect, status_rect, needed_rect;
1281	unsigned long fg, bg;	1375	unsigned long fg, bg;
1282	const char *p;	1376	const char *p;
1283	char **s;	1377	char **s;
1284	XIMStyles *xim_styles;	1378	XIMStyles *xim_styles;
1285		1379
		1380	set_environ (env);
		1381
1286	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1382	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1287	return false;	1383	return false;
1288		1384
1289	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1290	input_method = display->get_xim (locale, modifiers);	1385	input_method = display->get_xim (locale, modifiers);
1291	if (input_method == NULL)	1386	if (input_method == NULL)
1292	return false;	1387	return false;
1293		1388
1294	xim = input_method->xim;	1389	xim = input_method->xim;
…		…
1309	p = pet[pi];	1404	p = pet[pi];
1310		1405
1311	if (!p)	1406	if (!p)
1312	continue;	1407	continue;
1313		1408
1314	s = rxvt_splitcommastring (p);	1409	s = rxvt_strsplit (',', p);
1315		1410
1316	for (i = found = 0; !found && s[i]; i++)	1411	for (i = found = 0; !found && s[i]; i++)
1317	{	1412	{
1318	if (!strcmp (s[i], "OverTheSpot"))	1413	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1414	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!strcmp (s[i], "OffTheSpot"))	1415	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1416	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!strcmp (s[i], "Root"))	1417	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1418	input_style = XIMPreeditNothing | XIMStatusNothing;
1324	else if (!strcmp (s[i], "None"))	1419	else if (!strcmp (s[i], "None"))
1325	input_style = (XIMPreeditNone | XIMStatusNone);	1420	input_style = XIMPreeditNone | XIMStatusNone;
		1421	#ifdef ENABLE_XIM_ONTHESPOT
		1422	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1423	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1424	#endif
		1425	else
		1426	input_style = XIMPreeditNothing | XIMStatusNothing;
1326		1427
1327	for (j = 0; j < xim_styles->count_styles; j++)	1428	for (j = 0; j < xim_styles->count_styles; j++)
1328	if (input_style == xim_styles->supported_styles[j])	1429	if (input_style == xim_styles->supported_styles[j])
1329	{	1430	{
1330	rxvt_freecommastring (s);	1431	rxvt_free_strsplit (s);
1331		1432
1332	found = 1;	1433	found = 1;
1333	goto foundpet;	1434	goto foundpet;
1334	}	1435	}
1335		1436
1336	}	1437	}
1337		1438
1338	rxvt_freecommastring (s);	1439	rxvt_free_strsplit (s);
1339	}	1440	}
1340		1441
1341	foundpet:	1442	foundpet:
1342		1443
1343	XFree (xim_styles);	1444	XFree (xim_styles);
…		…
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1465	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1466	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1368	"*",	1469	"*",
1369	TermWin.fheight,	1470	fheight,
1370	TermWin.fheight + 1, TermWin.fheight - 1,	1471	fheight + 1, fheight - 1,
1371	TermWin.fheight - 2, TermWin.fheight + 2);	1472	fheight - 2, fheight + 2);
1372		1473
1373	fs = XCreateFontSet (display->display, pat,	1474	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1374	&missing_charset_list, &missing_charset_count, &def_string);	1475	&missing_charset_list, &missing_charset_count, &def_string);
1375		1476
1376	if (missing_charset_list)	1477	if (missing_charset_list)
1377	XFreeStringList (missing_charset_list);	1478	XFreeStringList (missing_charset_list);
1378		1479
…		…
1419	XNBackground, bg,	1520	XNBackground, bg,
1420	XNArea, &status_rect,	1521	XNArea, &status_rect,
1421	XNFontSet, fs,	1522	XNFontSet, fs,
1422	NULL);	1523	NULL);
1423	}	1524	}
		1525	#if ENABLE_XIM_ONTHESPOT
		1526	else if (input_style & XIMPreeditCallbacks)
		1527	{
		1528	XIMCallback xcb[4];
		1529
		1530	im_set_position (spot);
		1531
		1532	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1533	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1534	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1535	# if 0
		1536	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1537	# endif
		1538
		1539	preedit_attr = XVaCreateNestedList (0,
		1540	XNSpotLocation, &spot,
		1541	XNPreeditStartCallback, &xcb[0],
		1542	XNPreeditDoneCallback , &xcb[1],
		1543	XNPreeditDrawCallback , &xcb[2],
		1544	# if 0
		1545	XNPreeditCaretCallback, &xcb[3],
		1546	# endif
		1547	NULL);
		1548	}
		1549	#endif
1424		1550
1425	Input_Context = XCreateIC (xim,	1551	Input_Context = XCreateIC (xim,
1426	XNInputStyle, input_style,	1552	XNInputStyle, input_style,
1427	XNClientWindow, TermWin.vt,	1553	XNClientWindow, vt,
1428	XNFocusWindow, TermWin.parent[0],	1554	XNFocusWindow, parent,
1429	preedit_attr ? XNPreeditAttributes : NULL,	1555	preedit_attr ? XNPreeditAttributes : NULL,
1430	preedit_attr,	1556	preedit_attr,
1431	status_attr ? XNStatusAttributes : NULL,	1557	status_attr ? XNStatusAttributes : NULL,
1432	status_attr, NULL);	1558	status_attr, NULL);
1433		1559
1434	if (preedit_attr) XFree (preedit_attr);	1560	if (preedit_attr) XFree (preedit_attr);
1435	if (status_attr) XFree (status_attr);	1561	if (status_attr) XFree (status_attr);
1436	if (fs) XFreeFontSet (display->display, fs);	1562	if (fs) XFreeFontSet (dpy, fs);
1437		1563
1438	if (Input_Context == NULL)	1564	if (Input_Context == NULL)
1439	{	1565	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1566	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	im_destroy ();	1567	im_destroy ();
1442	return false;	1568	return false;
1443	}	1569	}
1444		1570
1445	if (input_style & XIMPreeditArea)	1571	#if 0
1446	IMSetStatusPosition ();	1572	// unfortunately, only the focus window is used by XIM, hard to fix
		1573	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1574	vt_select_input ();
		1575	#endif
1447		1576
1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1577	im_set_position ();
		1578
1449	return true;	1579	return true;
1450	}	1580	}
1451		1581
1452	void	1582	void
1453	rxvt_term::im_cb ()	1583	rxvt_term::im_cb ()
1454	{	1584	{
1455	int i, found, had_im;	1585	int i;
1456	const char *p;	1586	const char *p;
1457	char **s;	1587	char **s;
1458	char buf[IMBUFSIZ];	1588	char buf[IMBUFSIZ];
1459		1589
		1590	make_current ();
		1591
1460	im_destroy ();	1592	im_destroy ();
1461		1593
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1594	if (Input_Context)
1464	return;	1595	return;
1465		1596
1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467	if (rs[Rs_imLocale])	1597	if (rs[Rs_imLocale])
1468	SET_LOCALE (rs[Rs_imLocale]);	1598	SET_LOCALE (rs[Rs_imLocale]);
1469	#endif
1470		1599
1471	p = rs[Rs_inputMethod];	1600	p = rs[Rs_inputMethod];
1472	if (p && *p)	1601	if (p && *p)
1473	{	1602	{
1474	bool found = false;	1603	bool found = false;
1475		1604
1476	s = rxvt_splitcommastring (p);	1605	s = rxvt_strsplit (',', p);
1477		1606
1478	for (i = 0; s[i]; i++)	1607	for (i = 0; s[i]; i++)
1479	{	1608	{
1480	if (*s[i])	1609	if (*s[i])
1481	{	1610	{
1482	strcpy (buf, "@im=");	1611	strcpy (buf, "@im=");
1483	strncat (buf, s[i], IMBUFSIZ - 5);	1612	strncat (buf, s[i], IMBUFSIZ - 5);
1484	if (IM_get_IC (buf))	1613	if (im_get_ic (buf))
1485	{	1614	{
1486	found = true;	1615	found = true;
1487	break;	1616	break;
1488	}	1617	}
1489	}	1618	}
1490	}	1619	}
1491		1620
1492	rxvt_freecommastring (s);	1621	rxvt_free_strsplit (s);
1493		1622
1494	if (found)	1623	if (found)
1495	goto done;	1624	goto done;
1496	}	1625	}
1497		1626
1498	/* try with XMODIFIERS env. var. */	1627	/* try with XMODIFIERS env. var. */
1499	if (IM_get_IC (""))	1628	if (im_get_ic (""))
1500	goto done;	1629	goto done;
1501		1630
1502	/* try with no modifiers base IF the user didn't specify an IM */	1631	/* try with no modifiers base IF the user didn't specify an IM */
1503	if (IM_get_IC ("@im=none"))	1632	if (im_get_ic ("@im=none"))
1504	goto done;	1633	goto done;
1505		1634
1506	done:	1635	done:
1507	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1508	if (rs[Rs_imLocale])	1636	if (rs[Rs_imLocale])
1509	SET_LOCALE (locale);	1637	SET_LOCALE (locale);
1510	#endif
1511	}	1638	}
1512		1639
1513	void	1640	void
1514	rxvt_term::IMSetStatusPosition ()	1641	rxvt_term::im_set_position ()
1515	{	1642	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1643	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1644	XVaNestedList preedit_attr, status_attr;
1518		1645
1519	if (!Input_Context	1646	if (!Input_Context
1520	|| !TermWin.focus	1647	|| !focus
1521	|| !(input_style & XIMPreeditArea)	1648	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1522	|| !IMisRunning ())	1649	|| !im_is_running ())
1523	return;	1650	return;
1524		1651
		1652	if (input_style & XIMPreeditPosition)
		1653	{
		1654	im_set_size (preedit_rect);
		1655	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1656
		1657	XSetICValues (Input_Context,
		1658	XNPreeditAttributes, preedit_attr, NULL);
		1659	}
		1660	else
		1661	{
1525	/* Getting the necessary width of preedit area */	1662	/* Getting the necessary width of preedit area */
1526	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1527	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1664	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1528	XFree (status_attr);	1665	XFree (status_attr);
1529		1666
1530	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1667	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1531	XFree (needed_rect);	1668	XFree (needed_rect);
1532		1669
1533	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1670	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1534	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1671	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1535		1672
1536	XSetICValues (Input_Context,	1673	XSetICValues (Input_Context,
1537	XNPreeditAttributes, preedit_attr,	1674	XNPreeditAttributes, preedit_attr,
1538	XNStatusAttributes, status_attr, NULL);	1675	XNStatusAttributes, status_attr,
		1676	NULL);
1539		1677
		1678	XFree (status_attr);
		1679	}
		1680
1540	XFree (preedit_attr);	1681	XFree (preedit_attr);
1541	XFree (status_attr);
1542	}	1682	}
1543	#endif /* USE_XIM */	1683	#endif /* USE_XIM */
1544		1684
1545	/*----------------------------------------------------------------------*/	1685	void
1546	rxvt_t rxvt_current_term;	1686	rxvt_term::get_window_origin (int &x, int &y)
		1687	{
		1688	Window cr;
		1689	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1690	}
		1691
		1692	#ifdef HAVE_BG_PIXMAP
		1693
		1694	void
		1695	rxvt_term::update_background ()
		1696	{
		1697	if (update_background_ev.is_active ())
		1698	return;
		1699
		1700	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1701
		1702	if (to_wait <= 0.)
		1703	bg_render ();
		1704	else
		1705	update_background_ev.start (to_wait);
		1706	}
		1707
		1708	void
		1709	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1710	{
		1711	make_current ();
		1712
		1713	update_background_ev.stop ();
		1714	bg_render ();
		1715	refresh_check ();
		1716	}
		1717
		1718	#endif /* HAVE_BG_PIXMAP */
1547		1719
1548	/*----------------------- end-of-file (C source) -----------------------*/	1720	/*----------------------- end-of-file (C source) -----------------------*/

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