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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.108 by root, Wed Aug 25 05:03:33 2004 UTC vs.
Revision 1.400 by sf-exg, Tue Jun 28 21:56:17 2016 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	* Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
17	*	18	*
18	* This program is free software; you can redistribute it and/or modify	19	* 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	20	* 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	21	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	22	* (at your option) any later version.
22	*	23	*
23	* This program is distributed in the hope that it will be useful,	24	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	25	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	26	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	31	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	32	*---------------------------------------------------------------------*/
32		33
33	#include "../config.h" /* NECESSARY */	34	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	35	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	36	#include "init.h"
		37	#include "keyboard.h"
		38	#include "rxvtperl.h"
36		39
		40	#include <limits>
		41
		42	#include <assert.h>
37	#include <signal.h>	43	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	#include <string.h>
41	#endif
42		45
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	#include <termios.h>
45	#endif
46		47
47	#include <cstring>	48	#ifdef HAVE_XSETLOCALE
		49	# define X_LOCALE
		50	# include <X11/Xlocale.h>
		51	#else
		52	# include <locale.h>
		53	#endif
48		54
		55	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	56	vector<rxvt_term *> rxvt_term::termlist;
50		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
51	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
52		62
53	bool	63	bool
54	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
55	{	65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
56	if (!locale || !strncmp (locale, curlocale, 128))	71	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	72	return false;
58		73
59	strncpy (curlocale, locale, 128);	74	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
61	return true;	76	return true;
62	}	77	}
63		78
		79	void
		80	rxvt_push_locale (const char *locale) NOTHROW
		81	{
		82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
		85
		86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
64	#if ENABLE_COMBINING	92	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	93	class rxvt_composite_vec rxvt_composite;
66		94
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	96	{
69	compose_char *cc;	97	compose_char *cc;
70		98
71	// break compose chains, as stupid readline really likes to duplicate	99	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	100	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	101	cc = (*this)[c1];
74	while (cc)	102	while (cc)
75	{	103	{
76	if (cc->c2 == c2) return c1;	104	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	105	cc = (*this)[cc->c1];
78	}	106	}
79		107
80	// check to see wether this combination already exists otherwise	108	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	109	for (cc = v.begin (); cc < v.end (); cc++)
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	110	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	111	return COMPOSE_LO + (cc - v.begin ());
85	}
86		112
87	// allocate a new combination	113	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	115	{
90	static int seen;	116	static int seen;
91		117
92	if (!seen++)	118	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	119	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		120
95	return REPLACEMENT_CHAR;	121	return REPLACEMENT_CHAR;
96	}	122	}
97		123
98	v.push_back (compose_char (c1, c2));	124	v.push_back (compose_char (c1, c2));
…		…
124		150
125	}	151	}
126	#endif	152	#endif
127		153
128	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
129	:	155	{
130	#if TRANSPARENT	156	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	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	158	#endif
139	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
141	#endif	161	#endif
142	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
143	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
144	#endif	164	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	167	#endif
148	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	170	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#if USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
153	#endif	180	#endif
154	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	183	#endif
157	#ifdef USE_XIM	184	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	186	#endif
160	termwin_ev (this, &rxvt_term::x_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	vt_ev (this, &rxvt_term::x_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	check_ev (this, &rxvt_term::check_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	flush_ev (this, &rxvt_term::flush_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	destroy_ev (this, &rxvt_term::destroy_cb),	191	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
165	pty_ev (this, &rxvt_term::pty_cb),	192	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	incr_ev (this, &rxvt_term::incr_cb)	193
167	{
168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	194	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
169		195
170	termlist.push_back (this);	196	termlist.push_back (this);
171	}
172		197
173	rxvt_term::~rxvt_term ()	198	#ifdef KEYSYM_RESOURCE
174	{	199	keyboard = new keyboard_manager;
175	termlist.erase (find (termlist.begin (), termlist.end(), this));	200	#endif
		201	}
176		202
		203	// clean up the most important stuff, do *not* call x or free mem etc.
		204	// for use before an emergency exit
		205	void
		206	rxvt_term::emergency_cleanup ()
		207	{
177	if (cmd_pid)	208	if (cmd_pid)
178	kill (-cmd_pid, SIGHUP);	209	kill (-cmd_pid, SIGHUP);
179		210
180	pty.put ();	211	pty_ev.stop ();
		212	delete pty; pty = 0;
		213	}
181		214
182	#ifdef UTMP_SUPPORT	215	rxvt_term::~rxvt_term ()
183	privileged_utmp (RESTORE);	216	{
184	#endif	217	termlist.erase (find (termlist.begin (), termlist.end(), this));
		218
		219	emergency_cleanup ();
185		220
186	#if ENABLE_STYLES	221	#if ENABLE_STYLES
187	for (int i = RS_styleCount; --i; )	222	for (int i = RS_styleCount; --i; )
188	if (TermWin.fontset[i] != TermWin.fontset[0])	223	if (fontset[i] != fontset[0])
189	delete TermWin.fontset[i];	224	delete fontset[i];
190	#endif	225	#endif
191	delete TermWin.fontset[0];	226	delete fontset[0];
		227
		228	#ifdef HAVE_BG_PIXMAP
		229	bg_destroy ();
		230	#endif
		231
		232	#if HAVE_IMG
		233	delete bg_img;
		234	#endif
192		235
193	if (display)	236	if (display)
194	{	237	{
195	selection_clear ();	238	selection_clear ();
		239	selection_clear (true);
196		240
197	#ifdef USE_XIM	241	#if USE_XIM
198	im_destroy ();	242	im_destroy ();
199	#endif	243	#endif
200	#ifdef MENUBAR	244	scrollBar.destroy ();
201	if (menubarGC) XFreeGC (display->display, menubarGC);
202	#endif
203	#ifdef XTERM_SCROLLBAR
204	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
205	if (ShadowGC) XFreeGC (display->display, ShadowGC);
206	#endif
207	#ifdef PLAIN_SCROLLBAR
208	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
209	#endif
210	#ifdef NEXT_SCROLLBAR
211	if (blackGC) XFreeGC (display->display, blackGC);
212	if (whiteGC) XFreeGC (display->display, whiteGC);
213	if (grayGC) XFreeGC (display->display, grayGC);
214	if (darkGC) XFreeGC (display->display, darkGC);
215	if (stippleGC) XFreeGC (display->display, stippleGC);
216	if (dimple) XFreePixmap (display->display, dimple);
217	if (upArrow) XFreePixmap (display->display, upArrow);
218	if (downArrow) XFreePixmap (display->display, downArrow);
219	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
220	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
221	#endif
222	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
223	if (topShadowGC) XFreeGC (display->display, topShadowGC);
224	if (botShadowGC) XFreeGC (display->display, botShadowGC);
225	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
226	#endif
227	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
228		245
229	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	246	if (gc)
		247	XFreeGC (dpy, gc);
		248
230	delete menuBar.drawable;	249	delete drawable;
231	//if (menuBar.win)	250
232	// XDestroyWindow (display->display, menuBar.win);
233	#endif
234	delete TermWin.drawable;
235	// destroy all windows	251	// destroy all windows
236	if (TermWin.parent[0])	252	if (parent)
237	XDestroyWindow (display->display, TermWin.parent[0]);	253	XDestroyWindow (dpy, parent);
238	}
239		254
240	// TODO: free pixcolours, colours should become part of rxvt_display	255	for (int i = 0; i < TOTAL_COLORS; i++)
241		256	if (ISSET_PIXCOLOR (i))
242	delete pix_colors_focused;	257	{
		258	pix_colors_focused [i].free (this);
243	#ifdef OFF_FOCUS_FADING	259	#if OFF_FOCUS_FADING
244	delete pix_colors_unfocused;	260	if (rs[Rs_fade])
		261	pix_colors_unfocused [i].free (this);
245	#endif	262	#endif
		263	}
246		264
		265	clear ();
		266
		267	display->flush (); /* ideally .put should do this */
247	displays.put (display);	268	displays.put (display);
		269	}
248		270
249	scr_release ();	271	scr_release ();
250		272
251	/* clear all resources */	273	/* clear all resources */
252	for (int i = 0; i < allocated.size (); i++)	274	for (int i = 0; i < allocated.size (); i++)
253	free (allocated[i]);	275	free (allocated [i]);
254		276
255	free (selection.text);	277	free (selection.text);
256	// TODO: manage env vars in child only(!)	278	free (selection.clip_text);
257	free (env_windowid);
258	free (env_display);
259	free (env_term);
260	free (env_colorfgbg);
261	free (locale);	279	free (locale);
262	#if 0	280	free (v_buffer);
263	free (codeset);	281
264	#endif	282	delete selection_req;
		283
		284	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		285	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		286
		287	delete [] env;
265		288
266	delete envv;	289	delete envv;
267	delete argv;	290	delete argv;
		291
		292	#ifdef KEYSYM_RESOURCE
		293	delete keyboard;
		294	#endif
		295	#ifndef NO_RESOURCES
		296	XrmDestroyDatabase (option_db);
		297	#endif
		298
		299	SET_R ((rxvt_term *)0);
		300	}
		301
		302	// child has exited, usually destroys
		303	void
		304	rxvt_term::child_cb (ev::child &w, int status)
		305	{
		306	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		307
		308	cmd_pid = 0;
		309
		310	if (!option (Opt_hold))
		311	destroy ();
268	}	312	}
269		313
270	void	314	void
271	rxvt_term::destroy ()	315	rxvt_term::destroy ()
272	{	316	{
273	if (destroy_ev.active)	317	if (destroy_ev.is_active ())
274	return;	318	return;
		319
		320	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
275		321
276	#if ENABLE_OVERLAY	322	#if ENABLE_OVERLAY
277	scr_overlay_off ();	323	scr_overlay_off ();
278	#endif	324	#endif
279		325
280	if (display)	326	if (display)
281	{	327	{
282	#if USE_XIM	328	#if USE_XIM
283	im_ev.stop (display);	329	im_ev.stop (display);
284	#endif	330	#endif
285	#if HAVE_SCROLLBARS
286	scrollbar_ev.stop (display);	331	scrollbar_ev.stop (display);
287	#endif	332	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
288	#if MENUBAR
289	menubar_ev.stop (display);
290	#endif
291	#if TRANSPARENT
292	rootwin_ev.stop (display);	333	rootwin_ev.stop (display);
293	#endif	334	#endif
294	incr_ev.stop ();
295	termwin_ev.stop (display);	335	termwin_ev.stop (display);
296	vt_ev.stop (display);	336	vt_ev.stop (display);
297	}	337	}
298		338
299	check_ev.stop ();	339	flush_ev.stop ();
300	pty_ev.stop ();	340	pty_ev.stop ();
301	#ifdef CURSOR_BLINK	341	#ifdef CURSOR_BLINK
302	cursor_blink_ev.stop ();	342	cursor_blink_ev.stop ();
303	#endif	343	#endif
304	#ifdef TEXT_BLINK	344	#ifdef TEXT_BLINK
…		…
312	#endif	352	#endif
313	#ifdef POINTER_BLANK	353	#ifdef POINTER_BLANK
314	pointer_ev.stop ();	354	pointer_ev.stop ();
315	#endif	355	#endif
316		356
317	destroy_ev.start (0);	357	destroy_ev.start ();
318	}	358	}
319		359
320	void	360	void
321	rxvt_term::destroy_cb (time_watcher &w)	361	rxvt_term::destroy_cb (ev::idle &w, int revents)
322	{	362	{
323	SET_R (this);	363	make_current ();
324		364
325	delete this;	365	delete this;
326	}	366	}
327		367
328	/*----------------------------------------------------------------------*/
329	/* rxvt_init () */
330	bool
331	rxvt_term::init (int argc, const char *const *argv)
332	{
333	SET_R (this);
334
335	if (!init_vars ())
336	return false;
337
338	init_secondary ();
339
340	const char **cmd_argv = init_resources (argc, argv);
341
342	set_locale ("");
343
344	#if MENUBAR_MAX
345	menubar_read (rs[Rs_menu]);
346	#endif
347	#ifdef HAVE_SCROLLBARS
348	if (options & Opt_scrollBar)
349	scrollBar.setIdle (); /* set existence for size calculations */
350	#endif
351
352	create_windows (argc, argv);
353
354	init_xlocale ();
355
356	scr_reset (); /* initialize screen */
357
358	#if 0
359	XSynchronize (display->display, True);
360	#endif
361
362	#ifdef HAVE_SCROLLBARS
363	if (options & Opt_scrollBar)
364	resize_scrollbar (); /* create and map scrollbar */
365	#endif
366	#if (MENUBAR_MAX)
367	if (menubar_visible ())
368	XMapWindow (display->display, menuBar.win);
369	#endif
370	#ifdef TRANSPARENT
371	if (options & Opt_transparent)
372	{
373	XSelectInput (display->display, display->root, PropertyChangeMask);
374	check_our_parents ();
375	rootwin_ev.start (display, display->root);
376	}
377	#endif
378
379	XMapWindow (display->display, TermWin.vt);
380	XMapWindow (display->display, TermWin.parent[0]);
381
382	set_colorfgbg ();
383
384	init_command (cmd_argv);
385
386	pty_ev.start (pty.pty, EVENT_READ);
387
388	check_ev.start ();
389
390	return true;
391	}
392
393	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
394
395	void	368	void
396	rxvt_init ()	369	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
397	{	370	{
398	/* install exit handler for cleanup */	371	if (!opt)
399	#if 0
400	#ifdef HAVE_ATEXIT
401	atexit (rxvt_clean_exit);
402	#else
403	#endif
404	#endif
405	/*
406	* Save and then give up any super-user privileges
407	* If we need privileges in any area then we must specifically request it.
408	* We should only need to be root in these cases:
409	* 1. write utmp entries on some systems
410	* 2. chown tty on some systems
411	*/
412	rxvt_privileges (SAVE);
413	rxvt_privileges (IGNORE);
414
415	struct sigaction sa;
416
417	sigfillset (&sa.sa_mask);
418	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
419	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
420	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
421	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
422	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
423	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
424	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
425
426	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
427	/* signal (SIGURG, SIG_DFL); */
428
429	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
430	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
431	}
432
433	/* ------------------------------------------------------------------------- *
434	* SIGNAL HANDLING & EXIT HANDLER *
435	* ------------------------------------------------------------------------- */
436	/*
437	* Catch a SIGCHLD signal and exit if the direct child has died
438	*/
439
440	void rxvt_term::child_exited (int pid)
441	{
442	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
443	if (pid == (*t)->cmd_pid)
444	{
445	(*t)->destroy ();
446	break;
447	}
448	}
449
450	/* ARGSUSED */
451	/* INTPROTO */
452	RETSIGTYPE
453	rxvt_Child_signal (int sig __attribute__ ((unused)))
454	{
455	int pid, save_errno = errno;
456
457	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
458	rxvt_term::child_exited (pid);
459
460	errno = save_errno;
461	}
462
463	/*
464	* Catch a fatal signal and tidy up before quitting
465	*/
466	/* INTPROTO */
467	RETSIGTYPE
468	rxvt_Exit_signal (int sig)
469	{
470	signal (sig, SIG_DFL);
471	#ifdef DEBUG_CMD
472	rxvt_warn ("caught signal %d, exiting.\n", sig);
473	#endif
474	rxvt_clean_exit ();
475	kill (getpid (), sig);
476	}
477
478	/* INTPROTO */
479	int
480	rxvt_xerror_handler (Display *display, XErrorEvent *event)
481	{
482	if (GET_R->allowedxerror == -1)
483	GET_R->allowedxerror = event->error_code;
484	else
485	{
486	old_xerror_handler (display, event);
487	GET_R->destroy ();
488	}
489
490	return 0;	372	return;
		373
		374	uint8_t mask = 1 << (opt & 7);
		375	uint8_t &val = options [opt >> 3];
		376
		377	val = val & ~mask | (set ? mask : 0);
491	}	378	}
492		379
493	/*----------------------------------------------------------------------*/	380	/*----------------------------------------------------------------------*/
494	/*	381	/*
495	* Exit gracefully, clearing the utmp entry and restoring tty attributes	382	* Exit gracefully, clearing the utmp entry and restoring tty attributes
496	* TODO: if debugging, this should free up any known resources if we can
497	*/	383	*/
498	/* INTPROTO */	384	static XErrorHandler old_xerror_handler;
499	void
500	rxvt_clean_exit ()
501	{
502	// TODO: rxvtd should clean up all ressources
503	if (GET_R)
504	GET_R->destroy ();
505	}
506		385
507	/* ------------------------------------------------------------------------- *	386	static void
508	* MEMORY ALLOCATION WRAPPERS *	387	rxvt_emergency_cleanup ()
509	* ------------------------------------------------------------------------- */
510	/* INTPROTO */
511	void *
512	rxvt_malloc (size_t size)
513	{	388	{
514	void *p;	389	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
515		390	(*t)->emergency_cleanup ();
516	p = malloc (size);
517	if (p)
518	return p;
519
520	rxvt_fatal ("memory allocation failure. aborting.\n");
521	/* NOTREACHED */
522	}	391	}
523		392
524	/* INTPROTO */	393	#if !ENABLE_MINIMAL
525	void *	394	static void ecb_cold
526	rxvt_calloc (size_t number, size_t size)	395	print_x_error (Display *dpy, XErrorEvent *event)
527	{	396	{
528	void *p;	397	char buffer[BUFSIZ];
		398	char mesg[BUFSIZ];
		399	char number[32];
529		400
530	p = calloc (number, size);	401	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
531	if (p)
532	return p;
533		402
534	rxvt_fatal ("memory allocation failure. aborting.\n");	403	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
535	/* NOTREACHED */	404	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
536	}
537		405
538	/* INTPROTO */	406	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
539	void *	407	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
540	rxvt_realloc (void *ptr, size_t size)	408	rxvt_warn ("+ %s: %s\n", mesg, buffer);
541	{
542	void *p;
543		409
544	if (ptr)	410	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
545	p = realloc (ptr, size);	411	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		412
		413	if (event->request_code >= 128)
		414	{
		415	#if 0
		416	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		417	int nexts;
		418	char **exts = XListExtensions (dpy, &nexts);
		419
		420	while (nexts)
		421	{
		422	char *extname = exts [nexts - 1];
		423	int major, first_event, first_error;
		424
		425	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		426	{
		427	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		428	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		429
		430	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		431	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		432	rxvt_warn ("+ (which is %s)\n", buffer);
		433
		434	break;
		435	}
		436
		437	printf ("nextss %d %s\n", nexts, extname);//D
		438	--nexts;
		439	++exts;
		440	}
		441	#else
		442	int nexts = 0;
		443	char **exts = 0;
		444	#endif
		445
		446	if (!nexts)
		447	{
		448	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		449
		450	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		451	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		452
		453	#if 0
		454	sprintf (number, "RENDER.%d", event->minor_code);
		455	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		456	rxvt_warn ("+ (which is %s)\n", buffer);
		457	#endif
		458	}
		459
		460	XFreeExtensionList (exts);
		461	}
546	else	462	else
547	p = malloc (size);	463	{
		464	sprintf (number, "%d", event->request_code);
		465	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		466	rxvt_warn ("+ (which is %s)\n", buffer);
		467	}
548		468
549	if (p)	469	if (event->error_code == BadWindow
		470	|| event->error_code == BadPixmap
		471	|| event->error_code == BadCursor
		472	|| event->error_code == BadFont
		473	|| event->error_code == BadDrawable
		474	|| event->error_code == BadColor
		475	|| event->error_code == BadGC
		476	|| event->error_code == BadIDChoice
		477	|| event->error_code == BadValue
		478	|| event->error_code == BadAtom)
		479	{
		480	if (event->error_code == BadValue)
		481	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		482	else if (event->error_code == BadAtom)
		483	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		484	else
		485	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		486
		487	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		488	}
		489	}
		490	#endif
		491
		492	int ecb_cold
		493	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		494	{
		495	if (GET_R && GET_R->allowedxerror == -1)
		496	GET_R->allowedxerror = event->error_code;
		497	else
		498	{
		499	// GET_R is most likely not the terminal which caused the error,
		500	// so just output the error and continue
		501	#if ENABLE_MINIMAL
		502	old_xerror_handler (display, event);
		503	#else
		504	print_x_error (display, event);
		505	#endif
		506	}
		507
550	return p;	508	return 0;
551
552	rxvt_fatal ("memory allocation failure. aborting.\n");
553	/* NOTREACHED */
554	}	509	}
555		510
556	/* ------------------------------------------------------------------------- *	511	int ecb_cold
557	* PRIVILEGED OPERATIONS *	512	rxvt_xioerror_handler (Display *display)
558	* ------------------------------------------------------------------------- */
559	/* take care of suid/sgid super-user (root) privileges */
560	void
561	rxvt_privileges (rxvt_privaction action)
562	{	513	{
563	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	514	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
564	static uid_t euid;	515	DisplayString (display));
565	static gid_t egid;	516	rxvt_emergency_cleanup ();
566	#endif	517	_exit (EXIT_FAILURE);
		518	}
567		519
568	#if ! defined(__CYGWIN32__)	520	static struct sig_handlers
569	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	521	{
570	/* setreuid () is the poor man's setuid (), seteuid () */	522	ev::sig sw_term, sw_int;
571	# define seteuid(a) setreuid(-1, (a))	523
572	# define setegid(a) setregid(-1, (a))	524	/*
573	# define HAVE_SETEUID	525	* Catch a fatal signal and tidy up before quitting
		526	*/
		527	void sig_term (ev::sig &w, int revents);
		528
		529	sig_handlers ()
		530	{
		531	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		532	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		533	}
		534	} sig_handlers;
		535
		536	void
		537	sig_handlers::sig_term (ev::sig &w, int revents)
		538	{
		539	rxvt_emergency_cleanup ();
		540	w.stop ();
		541	kill (getpid (), w.signum);
		542	}
		543
		544	static void
		545	rxvt_get_ttymode (struct termios *tio)
		546	{
		547	if (tcgetattr (STDIN_FILENO, tio) < 0)
		548	memset (tio, 0, sizeof (struct termios));
		549
		550	for (int i = 0; i < NCCS; i++)
		551	tio->c_cc[i] = VDISABLE;
		552
		553	tio->c_cc[VINTR] = CINTR;
		554	tio->c_cc[VQUIT] = CQUIT;
		555	tio->c_cc[VERASE] = CERASE;
		556	#ifdef VERASE2
		557	tio->c_cc[VERASE2] = CERASE2;
		558	#endif
		559	tio->c_cc[VKILL] = CKILL;
		560	tio->c_cc[VEOF] = CEOF;
		561	tio->c_cc[VSTART] = CSTART;
		562	tio->c_cc[VSTOP] = CSTOP;
		563	tio->c_cc[VSUSP] = CSUSP;
		564	# ifdef VDSUSP
		565	tio->c_cc[VDSUSP] = CDSUSP;
574	# endif	566	# endif
575	# ifdef HAVE_SETEUID	567	# ifdef VREPRINT
576	switch (action)	568	tio->c_cc[VREPRINT] = CRPRNT;
577	{
578	case IGNORE:
579	/*
580	* change effective uid/gid - not real uid/gid - so we can switch
581	* back to root later, as required
582	*/
583	seteuid (getuid ());
584	setegid (getgid ());
585	break;
586	case SAVE:
587	euid = geteuid ();
588	egid = getegid ();
589	break;
590	case RESTORE:
591	seteuid (euid);
592	setegid (egid);
593	break;
594	}
595	# else
596	switch (action)
597	{
598	case IGNORE:
599	setuid (getuid ());
600	setgid (getgid ());
601	/* FALLTHROUGH */
602	case SAVE:
603	/* FALLTHROUGH */
604	case RESTORE:
605	break;
606	}
607	# endif	569	# endif
		570	# ifdef VDISCRD
		571	tio->c_cc[VDISCRD] = CFLUSH;
608	#endif	572	# endif
609	}	573	# ifdef VWERSE
610		574	tio->c_cc[VWERSE] = CWERASE;
611	#ifdef UTMP_SUPPORT
612	void
613	rxvt_term::privileged_utmp (rxvt_privaction action)
614	{
615	if ((options & Opt_utmpInhibit)
616	|| !pty.name || !*pty.name)
617	return;
618
619	rxvt_privileges (RESTORE);
620
621	if (action == SAVE)
622	makeutent (pty.name, rs[Rs_display_name]);
623	else
624	cleanutent ();
625
626	rxvt_privileges (IGNORE);
627	}
628	#endif	575	# endif
		576	# ifdef VLNEXT
		577	tio->c_cc[VLNEXT] = CLNEXT;
		578	# endif
		579	# ifdef VSTATUS
		580	tio->c_cc[VSTATUS] = CSTATUS;
		581	# endif
		582
		583	# if VMIN != VEOF
		584	tio->c_cc[VMIN] = 1;
		585	# endif
		586	# if VTIME != VEOL
		587	tio->c_cc[VTIME] = 0;
		588	# endif
		589
		590	/* input modes */
		591	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		592	# ifdef IMAXBEL
		593	| IMAXBEL
		594	# endif
		595	| IXON);
		596
		597	/* output modes */
		598	tio->c_oflag = (OPOST | ONLCR);
		599
		600	/* control modes */
		601	tio->c_cflag = (CS8 | CREAD);
		602
		603	/* local modes */
		604	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		605	# if defined (ECHOCTL) && defined (ECHOKE)
		606	| ECHOCTL | ECHOKE
		607	# endif
		608	| ECHOE | ECHOK);
		609	}
		610
		611	char **rxvt_environ; // startup environment
		612
		613	void
		614	rxvt_init ()
		615	{
		616	assert (("fontMask must not overlap other RS masks",
		617	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		618
		619	rxvt_get_ttymode (&rxvt_term::def_tio);
		620
		621	// get rid of stdin/stdout as we don't need them, to free resources
		622	dup2 (STDERR_FILENO, STDIN_FILENO);
		623	dup2 (STDERR_FILENO, STDOUT_FILENO);
		624
		625	if (!ev_default_loop ())
		626	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		627
		628	rxvt_environ = environ;
		629
		630	signal (SIGHUP, SIG_IGN);
		631	signal (SIGPIPE, SIG_IGN);
		632
		633	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		634	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		635
		636	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		637	// TODO: handle this with exceptions and tolerate the memory loss
		638	XSetIOErrorHandler (rxvt_xioerror_handler);
		639
		640	XrmInitialize ();
		641
		642	#if HAVE_PIXBUF
		643	g_type_init ();
		644	#endif
		645	}
629		646
630	/*----------------------------------------------------------------------*/	647	/*----------------------------------------------------------------------*/
631	/*	648	/*
632	* window size/position calculcations for XSizeHint and other storage.	649	* window size/position calculations for XSizeHint and other storage.
633	* if width/height are non-zero then override calculated width/height	650	* if width/height are non-zero then override calculated width/height
634	*/	651	*/
635	void	652	void
636	rxvt_term::window_calc (unsigned int width, unsigned int height)	653	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
637	{	654	{
638	short recalc_x, recalc_y;	655	short recalc_x, recalc_y;
639	int x, y, sb_w, mb_h, flags;	656	int x, y, flags;
640	unsigned int w, h;	657	unsigned int w, h;
641	unsigned int max_width, max_height;	658	unsigned int max_width, max_height;
642		659
643	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
644	TermWin.ncol, TermWin.nrow, szHint.width,
645	szHint.height));
646	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	660	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
647	szHint.win_gravity = NorthWestGravity;	661	szHint.win_gravity = NorthWestGravity;
648	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	662	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
649		663
650	recalc_x = recalc_y = 0;	664	recalc_x = recalc_y = 0;
651	flags = 0;	665	flags = 0;
		666
652	if (!parsed_geometry)	667	if (!parsed_geometry)
653	{	668	{
654	parsed_geometry = 1;	669	parsed_geometry = 1;
		670
655	if (rs[Rs_geometry])	671	if (rs[Rs_geometry])
656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	672	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		673
657	if (flags & WidthValue)	674	if (flags & WidthValue)
658	{	675	{
659	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	676	if (!w)
		677	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		678
		679	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
660	szHint.flags |= USSize;	680	szHint.flags |= USSize;
661	}	681	}
		682
662	if (flags & HeightValue)	683	if (flags & HeightValue)
663	{	684	{
664	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	685	if (!h)
		686	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		687
		688	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
665	szHint.flags |= USSize;	689	szHint.flags |= USSize;
666	}	690	}
		691
667	if (flags & XValue)	692	if (flags & XValue)
668	{	693	{
669	szHint.x = x;	694	szHint.x = x;
670	szHint.flags |= USPosition;	695	szHint.flags |= USPosition;
		696
671	if (flags & XNegative)	697	if (flags & XNegative)
672	{	698	{
673	recalc_x = 1;	699	recalc_x = 1;
674	szHint.win_gravity = NorthEastGravity;	700	szHint.win_gravity = NorthEastGravity;
675	}	701	}
676	}	702	}
		703
677	if (flags & YValue)	704	if (flags & YValue)
678	{	705	{
679	szHint.y = y;	706	szHint.y = y;
680	szHint.flags |= USPosition;	707	szHint.flags |= USPosition;
		708
681	if (flags & YNegative)	709	if (flags & YNegative)
682	{	710	{
683	recalc_y = 1;	711	recalc_y = 1;
		712
684	if (szHint.win_gravity == NorthEastGravity)	713	if (szHint.win_gravity == NorthEastGravity)
685	szHint.win_gravity = SouthEastGravity;	714	szHint.win_gravity = SouthEastGravity;
686	else	715	else
687	szHint.win_gravity = SouthWestGravity;	716	szHint.win_gravity = SouthWestGravity;
688	}	717	}
689	}	718	}
690	}	719	}
691		720
692	/* TODO: BOUNDS */	721	/* TODO: BOUNDS */
693	TermWin.width = TermWin.ncol * TermWin.fwidth;	722	width = ncol * fwidth;
694	TermWin.height = TermWin.nrow * TermWin.fheight;	723	height = nrow * fheight;
695	max_width = MAX_COLS * TermWin.fwidth;	724	max_width = MAX_COLS * fwidth;
696	max_height = MAX_ROWS * TermWin.fheight;	725	max_height = MAX_ROWS * fheight;
697		726
698	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	727	szHint.base_width = szHint.base_height = 2 * int_bwidth;
699		728
700	sb_w = mb_h = 0;
701	window_vt_x = window_vt_y = TermWin.int_bwidth;	729	window_vt_x = window_vt_y = int_bwidth;
702		730
703	if (scrollbar_visible ())	731	if (scrollBar.state)
704	{	732	{
705	sb_w = scrollbar_TotalWidth ();	733	int sb_w = scrollBar.total_width ();
706	szHint.base_width += sb_w;	734	szHint.base_width += sb_w;
		735
707	if (!(options & Opt_scrollBar_right))	736	if (!option (Opt_scrollBar_right))
708	window_vt_x += sb_w;	737	window_vt_x += sb_w;
709	}	738	}
710		739
711	if (menubar_visible ())
712	{
713	mb_h = menuBar_TotalHeight ();
714	szHint.base_height += mb_h;
715	window_vt_y += mb_h;
716	}
717
718	szHint.width_inc = TermWin.fwidth;	740	szHint.width_inc = fwidth;
719	szHint.height_inc = TermWin.fheight;	741	szHint.height_inc = fheight;
720	szHint.min_width = szHint.base_width + szHint.width_inc;	742	szHint.min_width = szHint.base_width + szHint.width_inc;
721	szHint.min_height = szHint.base_height + szHint.height_inc;	743	szHint.min_height = szHint.base_height + szHint.height_inc;
722		744
723	if (width && width - szHint.base_width < max_width)	745	if (newwidth && newwidth - szHint.base_width < max_width)
724	{	746	{
725	szHint.width = width;	747	szHint.width = newwidth;
726	TermWin.width = width - szHint.base_width;	748	width = newwidth - szHint.base_width;
727	}	749	}
728	else	750	else
729	{	751	{
730	MIN_IT (TermWin.width, max_width);	752	min_it (width, max_width);
731	szHint.width = szHint.base_width + TermWin.width;	753	szHint.width = szHint.base_width + width;
732	}	754	}
733		755
734	if (height && height - szHint.base_height < max_height)	756	if (newheight && newheight - szHint.base_height < max_height)
735	{	757	{
736	szHint.height = height;	758	szHint.height = newheight;
737	TermWin.height = height - szHint.base_height;	759	height = newheight - szHint.base_height;
738	}	760	}
739	else	761	else
740	{	762	{
741	MIN_IT (TermWin.height, max_height);	763	min_it (height, max_height);
742	szHint.height = szHint.base_height + TermWin.height;	764	szHint.height = szHint.base_height + height;
743	}	765	}
744
745	if (scrollbar_visible () && (options & Opt_scrollBar_right))
746	window_sb_x = szHint.width - sb_w;
747		766
748	if (recalc_x)	767	if (recalc_x)
749	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	768	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
750	- szHint.width - 2 * TermWin.ext_bwidth);	769
751	if (recalc_y)	770	if (recalc_y)
752	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	771	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
753	- szHint.height - 2 * TermWin.ext_bwidth);
754		772
755	TermWin.ncol = TermWin.width / TermWin.fwidth;	773	ncol = width / fwidth;
756	TermWin.nrow = TermWin.height / TermWin.fheight;	774	nrow = height / fheight;
757	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	775
758	TermWin.ncol, TermWin.nrow, szHint.width,	776	// When the size of the vt window is not a multiple of the cell
759	szHint.height));	777	// size, i.e., when the wm does not honour our size hints, there are
760	return;	778	// extra areas not covered by the terminal screen. Such gaps, when a
		779	// bg pixmap is set, would have to be cleared manually to properly
		780	// refresh the background. We take the simpler route and shrink the
		781	// vt window so as to avoid creating gaps.
		782	vt_width = ncol * fwidth;
		783	vt_height = nrow * fheight;
761	}	784	}
762		785
763	/*----------------------------------------------------------------------*/	786	/*----------------------------------------------------------------------*/
764	/*	787	/*
765	* Tell the teletype handler what size the window is.	788	* Tell the teletype handler what size the window is.
766	* Called after a window size change.	789	* Called after a window size change.
767	*/	790	*/
768	void	791	void
769	rxvt_term::tt_winch ()	792	rxvt_term::tt_winch ()
770	{	793	{
771	if (pty.pty < 0)	794	if (pty->pty < 0)
772	return;	795	return;
773		796
774	struct winsize ws;	797	struct winsize ws;
775		798
776	ws.ws_col = TermWin.ncol;	799	ws.ws_col = ncol;
777	ws.ws_row = TermWin.nrow;	800	ws.ws_row = nrow;
778	ws.ws_xpixel = TermWin.width;	801	ws.ws_xpixel = vt_width;
779	ws.ws_ypixel = TermWin.height;	802	ws.ws_ypixel = vt_height;
780	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	803	ioctl (pty->pty, TIOCSWINSZ, &ws);
781		804
782	#if 0	805	#if 0
783	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	806	// TIOCSWINSZ is supposed to do this automatically and correctly
784	if (cmd_pid) /* force through to the command */	807	if (cmd_pid) /* force through to the command */
785	kill (cmd_pid, SIGWINCH);	808	kill (-cmd_pid, SIGWINCH);
786	#endif	809	#endif
787	}	810	}
788		811
789	/*----------------------------------------------------------------------*/	812	/*----------------------------------------------------------------------*/
790	/* set_fonts () - load and set the various fonts	813	/* load and set the various fonts */
791	/*
792	* init = 1 - initialize
793	*
794	* fontname == FONT_UP - switch to bigger font
795	* fontname == FONT_DN - switch to smaller font
796	*/
797	bool	814	bool
798	rxvt_term::set_fonts ()	815	rxvt_term::set_fonts ()
799	{	816	{
800	rxvt_fontset *fs = new rxvt_fontset (this);	817	rxvt_fontset *fs = new rxvt_fontset (this);
801	rxvt_fontprop prop;	818	rxvt_fontprop prop;
802		819
803	prop.width = prop.height = prop.weight = prop.slant
804	= rxvt_fontprop::unset;
805
806	if (!fs	820	if (!fs
807	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed", prop)	821	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
808	|| !fs->realize_font (1))	822	|| !fs->realize_font (1))
809	{	823	{
810	delete fs;	824	delete fs;
811	return false;	825	return false;
812	}	826	}
813		827
814	#if ENABLE_STYLES	828	#if ENABLE_STYLES
815	for (int i = RS_styleCount; --i; )	829	for (int i = RS_styleCount; --i; )
816	if (TermWin.fontset[i] != TermWin.fontset[0])	830	if (fontset[i] != fontset[0])
817	delete TermWin.fontset[i];	831	delete fontset[i];
818	#endif	832	#endif
819		833
820	delete TermWin.fontset[0];	834	delete fontset[0];
821	TermWin.fontset[0] = fs;	835	fontset[0] = fs;
822		836
823	fs->prop = prop = (*fs)[1]->properties ();	837	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		838	prop.width = max (prop.width + letterSpace, 1);
824		839
		840	fs->set_prop (prop, false);
		841
825	TermWin.fwidth = prop.width;	842	fwidth = prop.width;
826	TermWin.fheight = prop.height;	843	fheight = prop.height + lineSpace;
827	TermWin.fweight = prop.weight;	844	fbase = prop.ascent;
828	TermWin.fslant = prop.slant;
829	TermWin.fbase = (*fs)[1]->ascent;
830		845
831	for (int style = 1; style < 4; style++)	846	for (int style = 1; style < 4; style++)
832	{	847	{
833	#if ENABLE_STYLES	848	#if ENABLE_STYLES
834	const char *res = rs[Rs_font + style];	849	const char *res = rs[Rs_font + style];
835		850
836	if (res && !*res)	851	if (res && !*res)
837	TermWin.fontset[style] = TermWin.fontset[0];	852	fontset[style] = fontset[0];
838	else	853	else
839	{	854	{
840	TermWin.fontset[style] = fs = new rxvt_fontset (this);	855	fontset[style] = fs = new rxvt_fontset (this);
841	rxvt_fontprop prop2 = prop;	856	rxvt_fontprop prop2 = prop;
842		857
843	if (res)	858	if (res)
844	prop2.weight = prop2.slant = rxvt_fontprop::unset;	859	{
		860	fs->populate (res);
		861	fs->set_prop (prop2, false);
		862	}
845	else	863	else
846	{	864	{
847	res = TermWin.fontset[0]->fontdesc;	865	fs->populate (fontset[0]->fontdesc);
848		866
849	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	867	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
850	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	868	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		869
		870	fs->set_prop (prop2, true);
851	}	871	}
852		872
853	fs->populate (res, prop2);
854	}	873	}
855	#else	874	#else
856	TermWin.fontset[style] = TermWin.fontset[0];	875	fontset[style] = fontset[0];
857	#endif	876	#endif
858	}	877	}
859		878
860	if (TermWin.parent[0])	879	if (parent)
861	{	880	{
862	resize_all_windows (0, 0, 0);	881	resize_all_windows (0, 0, 0);
863	scr_remap_chars ();	882	scr_remap_chars ();
864	scr_touch (true);	883	scr_touch (true);
865	}	884	}
866		885
867	return true;	886	return true;
		887	}
		888
		889	void
		890	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		891	{
		892	XChangeProperty (dpy, parent,
		893	prop, XA_STRING, 8, PropModeReplace,
		894	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		895	}
		896
		897	void
		898	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		899	{
		900	XTextProperty ct;
		901
		902	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		903	{
		904	XSetTextProperty (dpy, parent, &ct, prop);
		905	XFree (ct.value);
		906	}
		907	}
		908
		909	void
		910	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		911	{
		912	wchar_t *ws = rxvt_mbstowcs (str, len);
		913	char *s = rxvt_wcstoutf8 (ws);
		914
		915	XChangeProperty (dpy, parent,
		916	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		917	(const unsigned char *)s, strlen (s));
		918
		919	free (s);
		920	free (ws);
868	}	921	}
869		922
870	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
871	/*----------------------------------------------------------------------*/	924	/*----------------------------------------------------------------------*/
872	/* xterm sequences - title, iconName, color (exptl) */	925	/* xterm sequences - title, iconName, color (exptl) */
873	void	926	void
874	rxvt_term::set_title (const char *str)	927	rxvt_term::set_title (const char *str)
875	{	928	{
876	#ifdef SMART_WINDOW_TITLE	929	set_mbstring_property (XA_WM_NAME, str);
877	char *name;	930	#if ENABLE_EWMH
878		931	set_utf8_property (xa[XA_NET_WM_NAME], str);
879	if (!XFetchName (display->display, TermWin.parent[0], &name))
880	name = NULL;
881
882	if (name == NULL || strcmp (name, str))
883	#endif
884	XStoreName (display->display, TermWin.parent[0], str);
885
886	#ifdef SMART_WINDOW_TITLE
887	if (name)
888	XFree (name);
889	#endif	932	#endif
890	}	933	}
891		934
892	void	935	void
893	rxvt_term::set_icon_name (const char *str)	936	rxvt_term::set_icon_name (const char *str)
894	{	937	{
895	#ifdef SMART_WINDOW_TITLE	938	set_mbstring_property (XA_WM_ICON_NAME, str);
896	char *name;	939	#if ENABLE_EWMH
897		940	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
898	if (!XGetIconName (display->display, TermWin.parent[0], &name))
899	name = NULL;
900
901	if (name == NULL || strcmp (name, str))
902	#endif	941	#endif
903	XSetIconName (display->display, TermWin.parent[0], str);
904
905	#ifdef SMART_WINDOW_TITLE
906	if (name)
907	XFree (name);
908	#endif
909	}	942	}
910		943
		944	void
		945	rxvt_term::set_window_color (int idx, const char *color)
		946	{
911	#ifdef XTERM_COLOR_CHANGE	947	#ifdef XTERM_COLOR_CHANGE
912	void
913	rxvt_term::set_window_color (int idx, const char *color)
914	{
915	rxvt_color xcol;
916	int i;
917
918	if (color == NULL || *color == '\0')	948	if (color == NULL || *color == '\0')
919	return;	949	return;
920		950
		951	color = strdup (color);
		952	allocated.push_back ((void *)color);
		953	rs[Rs_color + idx] = color;
		954
921	/* handle color aliases */	955	/* handle color aliases */
922	if (isdigit (*color))	956	if (isdigit (*color))
923	{	957	{
924	i = atoi (color);	958	int i = atoi (color);
		959
925	if (i >= 8 && i <= 15)	960	if (i >= 8 && i <= 15)
		961	{
926	{ /* bright colors */	962	/* bright colors */
927	i -= 8;	963	alias_color (idx, minBrightCOLOR + i - 8);
928	# ifndef NO_BRIGHTCOLOR
929	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
930	SET_PIXCOLOR (idx);
931	goto Done;	964	goto done;
932	# endif
933
934	}	965	}
		966
935	if (i >= 0 && i <= 7)	967	if (i >= 0 && i <= 7)
		968	{
936	{ /* normal colors */	969	/* normal colors */
937	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	970	alias_color (idx, minCOLOR + i);
938	SET_PIXCOLOR (idx);
939	goto Done;	971	goto done;
940	}	972	}
941	}	973	}
942		974
943	if (!rXParseAllocColor (& xcol, color))	975	pix_colors_focused[idx].free (this);
944	return;	976	set_color (pix_colors_focused[idx], color);
945		977
946	/* XStoreColor (display->display, display->cmap, XColor*); */
947
948	/*
949	* FIXME: should free colors here, but no idea how to do it so instead,
950	* so just keep gobbling up the colormap
951	*/
952	# if 0
953	for (i = Color_Black; i <= Color_White; i++)
954	if (pix_colors[idx] == pix_colors[i])
955	break;
956	if (i > Color_White)
957	{
958	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
959	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
960	DisplayPlanes (display->display, display->screen));
961	}
962	# endif
963
964	pix_colors_focused[idx] = xcol;
965	SET_PIXCOLOR (idx);
966
967	/* XSetWindowAttributes attr; */
968	/* Cursor cursor; */
969	Done:	978	done:
970	#ifdef OFF_FOCUS_FADING
971	if (rs[Rs_fade])
972	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
973	#endif
974
975	/*TODO: handle Color_BD, scrollbar background, etc. */	979	/*TODO: handle Color_BD, scrollbar background, etc. */
976		980
		981	update_fade_color (idx);
977	recolour_cursor ();	982	recolor_cursor ();
978	scr_recolour ();	983	scr_recolor ();
		984	#endif /* XTERM_COLOR_CHANGE */
979	}	985	}
980		986
981	#else
982	# define set_window_color (idx,color) ((void)0)
983	#endif /* XTERM_COLOR_CHANGE */
984
985	void	987	void
986	rxvt_term::recolour_cursor ()	988	rxvt_term::recolor_cursor ()
987	{	989	{
988	XColor xcol[2];	990	XColor fg, bg;
989		991
990	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	992	(ISSET_PIXCOLOR (Color_pointer_fg)
991	? pix_colors_focused[Color_pointer_fg]	993	? pix_colors_focused[Color_pointer_fg]
992	: pix_colors_focused[Color_fg];	994	: pix_colors_focused[Color_fg]).get (fg);
		995
993	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	996	(ISSET_PIXCOLOR (Color_pointer_bg)
994	? pix_colors_focused[Color_pointer_bg]	997	? pix_colors_focused[Color_pointer_bg]
995	: pix_colors_focused[Color_bg];	998	: pix_colors_focused[Color_bg]).get (bg);
996		999
997	XQueryColors (display->display, display->cmap, xcol, 2);	1000	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
998	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
999	}	1001	}
1000		1002
1001	/*----------------------------------------------------------------------*/	1003	/*----------------------------------------------------------------------*/
1002	/*	1004	/*
1003	* find if fg/bg matches any of the normal (low-intensity) colors	1005	* find if fg/bg matches any of the normal (low-intensity) colors
1004	*/	1006	*/
1005	void	1007	char *
1006	rxvt_term::set_colorfgbg ()	1008	rxvt_term::get_colorfgbg ()
1007	{	1009	{
1008	unsigned int i;	1010	unsigned int i;
1009	const char *xpmb = "\0";	1011	const char *xpmb = "";
1010	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1012	char fstr[] = "default";
		1013	char bstr[] = "default";
		1014	char *env_colorfgbg;
1011		1015
1012	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1013	strcpy (fstr, "default");
1014	strcpy (bstr, "default");
1015	for (i = Color_Black; i <= Color_White; i++)	1016	for (i = Color_Black; i <= Color_White; i++)
1016	if (pix_colors[Color_fg] == pix_colors[i])	1017	if (pix_colors[Color_fg] == pix_colors[i])
1017	{	1018	{
1018	sprintf (fstr, "%d", (i - Color_Black));	1019	sprintf (fstr, "%d", i - Color_Black);
1019	break;	1020	break;
1020	}	1021	}
1021		1022
1022	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
1023	if (pix_colors[Color_bg] == pix_colors[i])	1024	if (pix_colors[Color_bg] == pix_colors[i])
1024	{	1025	{
1025	sprintf (bstr, "%d", (i - Color_Black));	1026	sprintf (bstr, "%d", i - Color_Black);
1026	#ifdef XPM_BACKGROUND	1027	#if BG_IMAGE_FROM_FILE
1027	xpmb = "default;";	1028	xpmb = "default;";
1028	#endif	1029	#endif
1029	break;	1030	break;
1030	}	1031	}
1031		1032
		1033	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1032	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1034	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		1035	return env_colorfgbg;
1033	}	1036	}
1034		1037
1035	/*----------------------------------------------------------------------*/	1038	/*----------------------------------------------------------------------*/
1036	/*
1037	* Colour determination for low colour displays, routine from
1038	* Hans de Goede <hans@highrise.nl>
1039	*/
1040		1039
1041	int	1040	bool
1042	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1041	rxvt_term::set_color (rxvt_color &color, const char *name)
1043	{	1042	{
1044	if (!screen_in_out->set (display, colour))	1043	if (color.set (this, name))
1045	{
1046	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1047	return false;
1048	}
1049
1050	return true;	1044	return true;
		1045
		1046	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1047	return false;
1051	}	1048	}
		1049
		1050	void
		1051	rxvt_term::alias_color (int dst, int src)
		1052	{
		1053	pix_colors[dst].free (this);
		1054	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
		1055	}
		1056
		1057	#ifdef SMART_RESIZE
		1058	static unsigned int
		1059	get_parent_bw (Display *dpy, Window w)
		1060	{
		1061	int idummy;
		1062	unsigned int udummy;
		1063	Window wdummy, parent;
		1064	Window *children;
		1065	unsigned int nchildren, border_width;
		1066
		1067	XQueryTree (dpy, w, &wdummy, &parent, &children, &nchildren);
		1068	XFree (children);
		1069	XGetGeometry (dpy, parent, &wdummy, &idummy, &idummy,
		1070	&udummy, &udummy, &border_width, &udummy);
		1071
		1072	return border_width;
		1073	}
		1074	#endif
1052		1075
1053	/* -------------------------------------------------------------------- *	1076	/* -------------------------------------------------------------------- *
1054	* - WINDOW RESIZING - *	1077	* - WINDOW RESIZING - *
1055	* -------------------------------------------------------------------- */	1078	* -------------------------------------------------------------------- */
1056	void	1079	void
1057	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1080	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1058	{	1081	{
1059	int fix_screen;	1082	int fix_screen;
		1083	int old_width = szHint.width;
		1084	int old_height = szHint.height;
1060		1085
1061	#ifdef SMART_RESIZE
1062	int old_width = szHint.width, old_height = szHint.height;
1063	#endif
1064
1065	window_calc (width, height);	1086	window_calc (newwidth, newheight);
		1087
		1088	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1089
		1090	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1091	if (set_hint)
		1092	{
		1093	szHint.flags &= ~(PBaseSize | PResizeInc);
1066	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1094	XSetWMNormalHints (dpy, parent, &szHint);
		1095	szHint.flags |= PBaseSize | PResizeInc;
		1096	}
1067		1097
1068	if (!ignoreparent)	1098	if (!ignoreparent)
1069	{	1099	{
1070	#ifdef SMART_RESIZE	1100	#ifdef SMART_RESIZE
1071	/*	1101	/*
…		…
1075	int x, y, x1, y1;	1105	int x, y, x1, y1;
1076	int dx, dy;	1106	int dx, dy;
1077	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1107	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1078	Window unused_cr;	1108	Window unused_cr;
1079		1109
1080	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1110	XTranslateCoordinates (dpy, parent, display->root,
1081	0, 0, &x, &y, &unused_cr);	1111	0, 0, &x, &y, &unused_cr);
1082	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1112	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1083	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1113	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1084	/*	1114	/*
1085	* if display->root isn't the parent window, a WM will probably have offset	1115	* if display->root isn't the parent window, a WM will probably have offset
1086	* our position for handles and decorations. Counter it	1116	* our position for handles and decorations. Counter it
1087	*/	1117	*/
1088	if (x1 != x || y1 != y)	1118	if (x1 != x || y1 != y)
1089	{	1119	{
1090	x -= x1;	1120	unsigned int border_width = get_parent_bw (dpy, parent);
1091	y -= y1;	1121
		1122	x -= x1 + border_width;
		1123	y -= y1 + border_width;
1092	}	1124	}
1093		1125
1094	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1126	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1095	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1127	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1096	dx = old_width - szHint.width;	1128	dx = old_width - szHint.width;
1097	dy = old_height - szHint.height;	1129	dy = old_height - szHint.height;
1098		1130
1099	/* Check position of the center of the window */	1131	/* Check position of the center of the window */
1100	if (x < x1) /* left half */	1132	if (x < x1) /* left half */
1101	dx = 0;	1133	dx = 0;
…		…
1104	if (y < y1) /* top half */	1136	if (y < y1) /* top half */
1105	dy = 0;	1137	dy = 0;
1106	else if (y == y1) /* exact center */	1138	else if (y == y1) /* exact center */
1107	dy /= 2;	1139	dy /= 2;
1108		1140
1109	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1141	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1110	szHint.width, szHint.height);	1142	szHint.width, szHint.height);
1111	#else	1143	#else
1112	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1144	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1113	#endif	1145	#endif
1114	}	1146	}
1115		1147
		1148	if (set_hint)
		1149	XSetWMNormalHints (dpy, parent, &szHint);
		1150
1116	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1151	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1117		1152
1118	if (fix_screen || width != old_width || height != old_height)	1153	if (fix_screen || newwidth != old_width || newheight != old_height)
1119	{	1154	{
1120	if (scrollbar_visible ())	1155	if (scrollBar.state)
1121	{	1156	scrollBar.resize ();
1122	XMoveResizeWindow (display->display, scrollBar.win,
1123	window_sb_x, 0,
1124	scrollbar_TotalWidth (), szHint.height);
1125	resize_scrollbar ();
1126	}
1127		1157
1128	if (menubar_visible ())
1129	XMoveResizeWindow (display->display, menuBar.win,
1130	window_vt_x, 0,
1131	TermWin_TotalWidth (), menuBar_TotalHeight ());
1132
1133	XMoveResizeWindow (display->display, TermWin.vt,	1158	XMoveResizeWindow (dpy, vt,
1134	window_vt_x, window_vt_y,	1159	window_vt_x, window_vt_y,
1135	TermWin_TotalWidth (), TermWin_TotalHeight ());	1160	vt_width, vt_height);
1136	scr_clear ();	1161
1137	#ifdef XPM_BACKGROUND	1162	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1138	resize_pixmap ();	1163
		1164	#ifdef HAVE_BG_PIXMAP
		1165	if (bg_window_size_sensitive ())
		1166	update_background ();
1139	#endif	1167	#endif
1140	}	1168	}
1141		1169
1142	if (fix_screen || old_height == 0)	1170	if (fix_screen || old_height == 0)
1143	{
1144	int curr_screen = -1;
1145	int old_ncol = prev_ncol;
1146
1147	/* scr_reset only works on the primary screen */
1148	if (old_height) /* this is not the first time through */
1149	{
1150	unsigned int ncol = TermWin.ncol;
1151	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1152	curr_screen = scr_change_screen (PRIMARY);
1153	TermWin.ncol = ncol;
1154	}
1155
1156	scr_reset ();	1171	scr_reset ();
1157		1172
1158	if (curr_screen >= 0) /* this is not the first time through */
1159	{
1160	scr_change_screen (curr_screen);
1161	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1162	}
1163	}
1164
1165	old_width = szHint.width;
1166	old_height = szHint.height;
1167
1168	#ifdef USE_XIM	1173	#if USE_XIM
1169	IMSetStatusPosition ();	1174	im_set_position ();
1170	#endif	1175	#endif
1171	}	1176	}
1172		1177
1173	/*	1178	/*
1174	* Set the width/height of the vt window in characters. Units are pixels.	1179	* Set the width/height of the vt window in characters. Units are pixels.
1175	* good for toggling 80/132 columns	1180	* good for toggling 80/132 columns
1176	*/	1181	*/
1177	void	1182	void
1178	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1183	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1179	{	1184	{
1180	XWindowAttributes wattr;	1185	XWindowAttributes wattr;
1181		1186
1182	if (width == 0 || height == 0)	1187	if (newwidth == 0 || newheight == 0)
1183	{	1188	{
1184	XGetWindowAttributes (display->display, display->root, &wattr);	1189	XGetWindowAttributes (dpy, display->root, &wattr);
		1190
1185	if (width == 0)	1191	if (newwidth == 0)
1186	width = wattr.width - szHint.base_width;	1192	newwidth = wattr.width - szHint.base_width;
1187	if (height == 0)	1193	if (newheight == 0)
1188	height = wattr.height - szHint.base_height;	1194	newheight = wattr.height - szHint.base_height;
1189	}
1190
1191	if (width != TermWin.width || height != TermWin.height)
1192	{	1195	}
		1196
		1197	if (newwidth != vt_width || newheight != vt_height)
		1198	{
1193	width += szHint.base_width;	1199	newwidth += szHint.base_width;
1194	height += szHint.base_height;	1200	newheight += szHint.base_height;
1195	resize_all_windows (width, height, 0);	1201	resize_all_windows (newwidth, newheight, 0);
1196	}	1202	}
1197	}	1203	}
1198		1204
1199	/* -------------------------------------------------------------------- *	1205	/* -------------------------------------------------------------------- *
1200	* - X INPUT METHOD ROUTINES - *	1206	* - X INPUT METHOD ROUTINES - *
1201	* -------------------------------------------------------------------- */	1207	* -------------------------------------------------------------------- */
1202	#ifdef USE_XIM	1208	#if USE_XIM
1203		1209
1204	void	1210	void
1205	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1211	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1206	{	1212	{
1207	fg = pix_colors[Color_fg];	1213	fg = pix_colors [Color_fg];
1208	bg = pix_colors[Color_bg];	1214	bg = pix_colors [Color_bg];
1209	}	1215	}
1210		1216
1211	void	1217	void
1212	rxvt_term::im_set_size (XRectangle &size)	1218	rxvt_term::im_set_size (XRectangle &size)
1213	{	1219	{
1214	// the int_bwidth terms make no sense to me	1220	// the int_bwidth terms make no sense to me
1215	size.x = TermWin.int_bwidth;	1221	size.x = int_bwidth;
1216	size.y = TermWin.int_bwidth;	1222	size.y = int_bwidth;
1217	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1223	size.width = Width2Pixel (ncol) + int_bwidth;
1218	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1224	size.height = Height2Pixel (nrow) + int_bwidth;
1219	}	1225	}
1220		1226
1221	void	1227	void
1222	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1228	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1223	XRectangle &status_rect,	1229	XRectangle &status_rect,
1224	const XRectangle &needed_rect)	1230	const XRectangle &needed_rect)
1225	{	1231	{
1226	preedit_rect.x = needed_rect.width;	1232	preedit_rect.x = needed_rect.width;
1227	preedit_rect.y = 0;	1233	preedit_rect.y = 0;
1228	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1234	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1229	preedit_rect.height = TermWin.fheight;	1235	preedit_rect.height = fheight;
1230		1236
1231	status_rect.x = 0;	1237	status_rect.x = 0;
1232	status_rect.y = 0;	1238	status_rect.y = 0;
1233	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1239	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1234	status_rect.height = TermWin.fheight;	1240	status_rect.height = fheight;
1235	}	1241	}
1236		1242
1237	/* Checking whether input method is running. */	1243	/* Checking whether input method is running. */
1238	bool	1244	bool
1239	rxvt_term::IMisRunning ()	1245	rxvt_term::im_is_running ()
1240	{	1246	{
1241	char *p;
1242	Atom atom;	1247	Atom atom;
1243	Window win;	1248	Window win;
1244	char server[IMBUFSIZ];	1249	char server[IMBUFSIZ];
1245		1250
1246	/* get current locale modifier */	1251	/* get current locale modifier */
1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1252	if (char *p = XSetLocaleModifiers (0))
1248	{	1253	{
1249	strcpy (server, "@server=");	1254	strcpy (server, "@server=");
1250	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1255	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1251		1256
1252	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1257	if (p = strchr (server + 1, '@')) /* first one only */
1253	*p = '\0';	1258	*p = '\0';
1254		1259
1255	atom = XInternAtom (display->display, server, False);	1260	atom = XInternAtom (dpy, server, False);
1256	win = XGetSelectionOwner (display->display, atom);	1261	win = XGetSelectionOwner (dpy, atom);
1257		1262
1258	if (win != None)	1263	if (win != None)
1259	return True;	1264	return true;
1260	}	1265	}
1261		1266
1262	return False;	1267	return false;
1263	}	1268	}
1264		1269
1265	void	1270	void
1266	rxvt_term::IMSendSpot ()	1271	rxvt_term::im_send_spot ()
1267	{	1272	{
1268	XPoint spot;	1273	XPoint nspot;
1269	XVaNestedList preedit_attr;	1274	XVaNestedList preedit_attr;
1270		1275
1271	if (!Input_Context	1276	if (!Input_Context
1272	|| !TermWin.focus	1277	|| !focus
1273	|| !(input_style & XIMPreeditPosition)	1278	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1274	#if 0
1275	|| !(event_type == KeyPress
1276	|| event_type == Expose
1277	|| event_type == NoExpose
1278	|| event_type == SelectionNotify
1279	|| event_type == ButtonRelease || event_type == FocusIn)
1280	#endif
1281	|| !IMisRunning ())
1282	return;	1279	return;
1283		1280
1284	im_set_position (spot);	1281	im_set_position (nspot);
		1282
		1283	if (nspot.x == spot.x && nspot.y == spot.y)
		1284	return;
		1285
		1286	spot = nspot;
1285		1287
1286	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1288	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1287	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1289	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1288	XFree (preedit_attr);	1290	XFree (preedit_attr);
1289	}	1291	}
1290		1292
1291	void	1293	void
1292	rxvt_term::im_destroy ()	1294	rxvt_term::im_destroy ()
1293	{	1295	{
1294	if (Input_Context)
1295	{
1296	XDestroyIC (Input_Context);
1297	Input_Context = 0;
1298	}
1299
1300	if (input_method)	1296	if (input_method)
1301	{	1297	{
		1298	if (Input_Context && input_method->xim)
		1299	XDestroyIC (Input_Context);
		1300
1302	display->put_xim (input_method);	1301	display->put_xim (input_method);
1303	input_method = 0;	1302	input_method = 0;
1304	}	1303	}
		1304
		1305	Input_Context = 0;
1305	}	1306	}
		1307
		1308	#ifdef ENABLE_XIM_ONTHESPOT
		1309
		1310	static void
		1311	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1312	{
		1313	((rxvt_term *)client_data)->make_current ();
		1314	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1315	}
		1316
		1317	static void
		1318	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1319	{
		1320	((rxvt_term *)client_data)->make_current ();
		1321	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1322	}
		1323
		1324	static void
		1325	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1326	{
		1327	rxvt_term *term = (rxvt_term *)client_data;
		1328	XIMText *text = call_data->text;
		1329
		1330	term->make_current ();
		1331
		1332	if (text)
		1333	{
		1334	wchar_t *str;
		1335
		1336	if (!text->encoding_is_wchar && text->string.multi_byte)
		1337	{
		1338	// of course, X makes it ugly again
		1339	if (term->rs[Rs_imLocale])
		1340	SET_LOCALE (term->rs[Rs_imLocale]);
		1341
		1342	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1343	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1344
		1345	if (term->rs[Rs_imLocale])
		1346	SET_LOCALE (term->locale);
		1347	}
		1348	else
		1349	str = text->string.wide_char;
		1350
		1351	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1352	DT_INT, call_data->caret,
		1353	DT_INT, call_data->chg_first,
		1354	DT_INT, call_data->chg_length,
		1355	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1356	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1357	DT_END));
		1358	}
		1359	else
		1360	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1361	DT_INT, call_data->caret,
		1362	DT_INT, call_data->chg_first,
		1363	DT_INT, call_data->chg_length,
		1364	DT_END));
		1365	}
		1366
		1367	#if 0
		1368	static void
		1369	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1370	{
		1371	((rxvt_term *)client_data)->make_current ();
		1372	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1373	DT_INT, call_data->position,
		1374	DT_INT, call_data->direction,
		1375	DT_INT, call_data->style,
		1376	DT_END));
		1377	}
		1378	#endif
		1379
		1380	#endif
1306		1381
1307	/*	1382	/*
1308	* Try to open a XIM with the current modifiers, then see if we can	1383	* Try to open a XIM with the current modifiers, then see if we can
1309	* open a suitable preedit type	1384	* open a suitable preedit type
1310	*/	1385	*/
1311	bool	1386	bool
1312	rxvt_term::IM_get_IC (const char *modifiers)	1387	rxvt_term::im_get_ic (const char *modifiers)
1313	{	1388	{
1314	int i, j, found;	1389	int i, j, found;
1315	XIM xim;	1390	XIM xim;
1316	XPoint spot;	1391	XPoint spot;
1317	XRectangle rect, status_rect, needed_rect;	1392	XRectangle rect, status_rect, needed_rect;
1318	unsigned long fg, bg;	1393	unsigned long fg, bg;
1319	const char *p;	1394	const char *p;
1320	char **s;	1395	char **s;
1321	XIMStyles *xim_styles;	1396	XIMStyles *xim_styles;
1322		1397
		1398	set_environ (env);
		1399
1323	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1400	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1324	return false;	1401	return false;
1325		1402
1326	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1327	input_method = display->get_xim (locale, modifiers);	1403	input_method = display->get_xim (locale, modifiers);
1328	if (input_method == NULL)	1404	if (input_method == NULL)
1329	return false;	1405	return false;
1330		1406
1331	xim = input_method->xim;	1407	xim = input_method->xim;
		1408	spot.x = spot.y = -1;
1332		1409
1333	xim_styles = NULL;	1410	xim_styles = NULL;
1334	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1411	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1335	|| !xim_styles || !xim_styles->count_styles)	1412	|| !xim_styles || !xim_styles->count_styles)
1336	{	1413	{
1337	im_destroy ();	1414	im_destroy ();
1338	return false;	1415	return false;
1339	}	1416	}
1340		1417
1341	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1418	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1342	s = rxvt_splitcommastring (p);
1343		1419
		1420	for (int pi = 0; pi < 2; pi++)
		1421	{
		1422	p = pet[pi];
		1423
		1424	if (!p)
		1425	continue;
		1426
		1427	s = rxvt_strsplit (',', p);
		1428
1344	for (i = found = 0; !found && s[i]; i++)	1429	for (i = found = 0; !found && s[i]; i++)
1345	{	1430	{
1346	if (!strcmp (s[i], "OverTheSpot"))	1431	if (!strcmp (s[i], "OverTheSpot"))
1347	input_style = (XIMPreeditPosition | XIMStatusNothing);	1432	input_style = XIMPreeditPosition | XIMStatusNothing;
1348	else if (!strcmp (s[i], "OffTheSpot"))	1433	else if (!strcmp (s[i], "OffTheSpot"))
1349	input_style = (XIMPreeditArea | XIMStatusArea);	1434	input_style = XIMPreeditArea | XIMStatusArea;
1350	else if (!strcmp (s[i], "Root"))	1435	else if (!strcmp (s[i], "Root"))
1351	input_style = (XIMPreeditNothing | XIMStatusNothing);	1436	input_style = XIMPreeditNothing | XIMStatusNothing;
		1437	else if (!strcmp (s[i], "None"))
		1438	input_style = XIMPreeditNone | XIMStatusNone;
		1439	#ifdef ENABLE_XIM_ONTHESPOT
		1440	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1441	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1442	#endif
		1443	else
		1444	input_style = XIMPreeditNothing | XIMStatusNothing;
1352		1445
1353	for (j = 0; j < xim_styles->count_styles; j++)	1446	for (j = 0; j < xim_styles->count_styles; j++)
1354	if (input_style == xim_styles->supported_styles[j])	1447	if (input_style == xim_styles->supported_styles[j])
1355	{	1448	{
		1449	rxvt_free_strsplit (s);
		1450
1356	found = 1;	1451	found = 1;
1357	break;	1452	goto foundpet;
		1453	}
		1454
1358	}	1455	}
1359	}
1360		1456
1361	for (i = 0; s[i]; i++)	1457	rxvt_free_strsplit (s);
1362	free (s[i]);	1458	}
1363		1459
1364	free (s);	1460	foundpet:
		1461
1365	XFree (xim_styles);	1462	XFree (xim_styles);
1366		1463
1367	if (!found)	1464	if (!found)
1368	{	1465	{
1369	im_destroy ();	1466	im_destroy ();
…		…
1386	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1483	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1387	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1484	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1388	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1485	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1389	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1486	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1390	"*",	1487	"*",
1391	TermWin.fheight,	1488	fheight,
1392	TermWin.fheight + 1, TermWin.fheight - 1,	1489	fheight + 1, fheight - 1,
1393	TermWin.fheight - 2, TermWin.fheight + 2);	1490	fheight - 2, fheight + 2);
1394		1491
1395	fs = XCreateFontSet (display->display, pat,	1492	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1396	&missing_charset_list, &missing_charset_count, &def_string);	1493	&missing_charset_list, &missing_charset_count, &def_string);
1397		1494
1398	if (missing_charset_list)	1495	if (missing_charset_list)
1399	XFreeStringList (missing_charset_list);	1496	XFreeStringList (missing_charset_list);
1400		1497
…		…
1441	XNBackground, bg,	1538	XNBackground, bg,
1442	XNArea, &status_rect,	1539	XNArea, &status_rect,
1443	XNFontSet, fs,	1540	XNFontSet, fs,
1444	NULL);	1541	NULL);
1445	}	1542	}
		1543	#if ENABLE_XIM_ONTHESPOT
		1544	else if (input_style & XIMPreeditCallbacks)
		1545	{
		1546	XIMCallback xcb[4];
		1547
		1548	im_set_position (spot);
		1549
		1550	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1551	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1552	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1553	# if 0
		1554	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1555	# endif
		1556
		1557	preedit_attr = XVaCreateNestedList (0,
		1558	XNSpotLocation, &spot,
		1559	XNPreeditStartCallback, &xcb[0],
		1560	XNPreeditDoneCallback , &xcb[1],
		1561	XNPreeditDrawCallback , &xcb[2],
		1562	# if 0
		1563	XNPreeditCaretCallback, &xcb[3],
		1564	# endif
		1565	NULL);
		1566	}
		1567	#endif
1446		1568
1447	Input_Context = XCreateIC (xim,	1569	Input_Context = XCreateIC (xim,
1448	XNInputStyle, input_style,	1570	XNInputStyle, input_style,
1449	XNClientWindow, TermWin.vt,	1571	XNClientWindow, vt,
1450	XNFocusWindow, TermWin.parent[0],	1572	XNFocusWindow, parent,
1451	preedit_attr ? XNPreeditAttributes : NULL,	1573	preedit_attr ? XNPreeditAttributes : NULL,
1452	preedit_attr,	1574	preedit_attr,
1453	status_attr ? XNStatusAttributes : NULL,	1575	status_attr ? XNStatusAttributes : NULL,
1454	status_attr, NULL);	1576	status_attr, NULL);
1455		1577
1456	if (preedit_attr) XFree (preedit_attr);	1578	if (preedit_attr) XFree (preedit_attr);
1457	if (status_attr) XFree (status_attr);	1579	if (status_attr) XFree (status_attr);
1458	if (fs) XFreeFontSet (display->display, fs);	1580	if (fs) XFreeFontSet (dpy, fs);
1459		1581
1460	if (Input_Context == NULL)	1582	if (Input_Context == NULL)
1461	{	1583	{
1462	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1584	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1463	im_destroy ();	1585	im_destroy ();
1464	return false;	1586	return false;
1465	}	1587	}
1466		1588
1467	if (input_style & XIMPreeditArea)	1589	#if 0
1468	IMSetStatusPosition ();	1590	// unfortunately, only the focus window is used by XIM, hard to fix
		1591	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1592	vt_select_input ();
		1593	#endif
1469		1594
1470	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1595	im_set_position ();
		1596
1471	return true;	1597	return true;
1472	}	1598	}
1473		1599
1474	void	1600	void
1475	rxvt_term::im_cb ()	1601	rxvt_term::im_cb ()
1476	{	1602	{
1477	int i, found, had_im;	1603	int i;
1478	const char *p;	1604	const char *p;
1479	char **s;	1605	char **s;
1480	char buf[IMBUFSIZ];	1606	char buf[IMBUFSIZ];
1481		1607
		1608	make_current ();
		1609
1482	im_destroy ();	1610	im_destroy ();
1483		1611
1484	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1485	if (Input_Context)	1612	if (Input_Context)
1486	return;	1613	return;
1487		1614
1488	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1489	if (rs[Rs_imLocale])	1615	if (rs[Rs_imLocale])
1490	SET_LOCALE (rs[Rs_imLocale]);	1616	SET_LOCALE (rs[Rs_imLocale]);
1491	#endif
1492		1617
1493	p = rs[Rs_inputMethod];	1618	p = rs[Rs_inputMethod];
1494	if (p && *p)	1619	if (p && *p)
1495	{	1620	{
1496	bool found = false;	1621	bool found = false;
1497		1622
1498	s = rxvt_splitcommastring (p);	1623	s = rxvt_strsplit (',', p);
		1624
1499	for (i = 0; s[i]; i++)	1625	for (i = 0; s[i]; i++)
1500	{	1626	{
1501	if (*s[i])	1627	if (*s[i])
1502	{	1628	{
1503	strcpy (buf, "@im=");	1629	strcpy (buf, "@im=");
1504	strncat (buf, s[i], IMBUFSIZ - 5);	1630	strncat (buf, s[i], IMBUFSIZ - 5);
1505	if (IM_get_IC (buf))	1631	if (im_get_ic (buf))
1506	{	1632	{
1507	found = true;	1633	found = true;
1508	break;	1634	break;
1509	}	1635	}
1510	}	1636	}
1511	}	1637	}
1512	for (i = 0; s[i]; i++)	1638
1513	free (s[i]);	1639	rxvt_free_strsplit (s);
1514	free (s);
1515		1640
1516	if (found)	1641	if (found)
1517	goto done;	1642	goto done;
1518	}	1643	}
1519		1644
1520	/* try with XMODIFIERS env. var. */	1645	/* try with XMODIFIERS env. var. */
1521	if (IM_get_IC (""))	1646	if (im_get_ic (""))
1522	goto done;	1647	goto done;
1523		1648
1524	/* try with no modifiers base IF the user didn't specify an IM */	1649	/* try with no modifiers base IF the user didn't specify an IM */
1525	if (IM_get_IC ("@im=none"))	1650	if (im_get_ic ("@im=none"))
1526	goto done;	1651	goto done;
1527		1652
1528	done:	1653	done:
1529	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1530	if (rs[Rs_imLocale])	1654	if (rs[Rs_imLocale])
1531	SET_LOCALE (locale);	1655	SET_LOCALE (locale);
1532	#endif
1533	}	1656	}
1534		1657
1535	void	1658	void
1536	rxvt_term::IMSetStatusPosition ()	1659	rxvt_term::im_set_position ()
1537	{	1660	{
1538	XRectangle preedit_rect, status_rect, *needed_rect;	1661	XRectangle preedit_rect, status_rect, *needed_rect;
1539	XVaNestedList preedit_attr, status_attr;	1662	XVaNestedList preedit_attr, status_attr;
1540		1663
1541	if (!Input_Context	1664	if (!Input_Context
1542	|| !TermWin.focus	1665	|| !focus
1543	|| !(input_style & XIMPreeditArea)	1666	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1544	|| !IMisRunning ())	1667	|| !im_is_running ())
1545	return;	1668	return;
1546		1669
		1670	if (input_style & XIMPreeditPosition)
		1671	{
		1672	im_set_size (preedit_rect);
		1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1674
		1675	XSetICValues (Input_Context,
		1676	XNPreeditAttributes, preedit_attr, NULL);
		1677	}
		1678	else
		1679	{
1547	/* Getting the necessary width of preedit area */	1680	/* Getting the necessary width of preedit area */
1548	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1681	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1549	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1682	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1550	XFree (status_attr);	1683	XFree (status_attr);
1551		1684
1552	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1685	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1553	XFree (needed_rect);	1686	XFree (needed_rect);
1554		1687
1555	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1688	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1556	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1689	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1557		1690
1558	XSetICValues (Input_Context,	1691	XSetICValues (Input_Context,
1559	XNPreeditAttributes, preedit_attr,	1692	XNPreeditAttributes, preedit_attr,
1560	XNStatusAttributes, status_attr, NULL);	1693	XNStatusAttributes, status_attr,
		1694	NULL);
1561		1695
		1696	XFree (status_attr);
		1697	}
		1698
1562	XFree (preedit_attr);	1699	XFree (preedit_attr);
1563	XFree (status_attr);
1564	}	1700	}
1565	#endif /* USE_XIM */	1701	#endif /* USE_XIM */
1566		1702
1567	/*----------------------------------------------------------------------*/	1703	void
1568	rxvt_t rxvt_current_term;	1704	rxvt_term::get_window_origin (int &x, int &y)
		1705	{
		1706	Window cr;
		1707	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1708	}
		1709
		1710	#ifdef HAVE_BG_PIXMAP
		1711
		1712	void
		1713	rxvt_term::update_background ()
		1714	{
		1715	if (update_background_ev.is_active ())
		1716	return;
		1717
		1718	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1719
		1720	if (to_wait <= 0.)
		1721	bg_render ();
		1722	else
		1723	update_background_ev.start (to_wait);
		1724	}
		1725
		1726	void
		1727	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1728	{
		1729	make_current ();
		1730
		1731	update_background_ev.stop ();
		1732	bg_render ();
		1733	refresh_check ();
		1734	}
		1735
		1736	#endif /* HAVE_BG_PIXMAP */
1569		1737
1570	/*----------------------- end-of-file (C source) -----------------------*/	1738	/*----------------------- end-of-file (C source) -----------------------*/

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