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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.80 by root, Fri Aug 13 19:31:23 2004 UTC vs.
Revision 1.395 by root, Sat Dec 13 11:58:23 2014 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
22	*	22	*
23	* This program is distributed in the hope that it will be useful,	23	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	24	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
50		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
51	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
52		61
53	bool	62	bool
54	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
55	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
56	if (!locale || !STRNCMP (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	71	return false;
58		72
59	STRNCPY (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
61	return true;	75	return true;
62	}	76	}
63		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
64	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
66		93
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	95	{
69	compose_char *cc;	96	compose_char *cc;
70		97
71	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	100	cc = (*this)[c1];
74	while (cc)	101	while (cc)
75	{	102	{
76	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
78	}	105	}
79		106
80	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
85	}
86		111
87	// allocate a new combination	112	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	114	{
90	static int seen;	115	static int seen;
91		116
92	if (!seen++)	117	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		119
95	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
96	}	121	}
97		122
98	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
123	return len;	148	return len;
124		149
125	}	150	}
126	#endif	151	#endif
127		152
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
144	:	154	{
145	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
146	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	#endif
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif	157	#endif
154	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	160	#endif
157	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
159	#endif	163	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	166	#endif
163	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	169	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
168	#endif	179	#endif
169	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	182	#endif
172	#ifdef USE_XIM	183	#ifndef NO_BELL
173	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
174	#endif	185	#endif
175	termwin_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	vt_ev (this, &rxvt_term::x_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	check_ev (this, &rxvt_term::check_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	flush_ev (this, &rxvt_term::flush_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	destroy_ev (this, &rxvt_term::destroy_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
180	pty_ev (this, &rxvt_term::pty_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
181	incr_ev (this, &rxvt_term::incr_cb)	192
182	{
183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
184		194
185	termlist.push_back (this);	195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		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	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
186	}	212	}
187		213
188	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
189	{	215	{
190	termlist.erase (find (termlist.begin (), termlist.end(), this));	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
191		217
192	if (cmd_fd >= 0)	218	emergency_cleanup ();
193	close (cmd_fd);
194		219
195	#ifndef NO_SETOWNER_TTYDEV	220	#if ENABLE_STYLES
196	privileged_ttydev (RESTORE);	221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
197	#endif	224	#endif
198	#ifdef UTMP_SUPPORT
199	privileged_utmp (RESTORE);
200	#endif
201
202	delete TermWin.fontset;	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
203		234
204	if (display)	235	if (display)
205	{	236	{
206	selection_clear ();	237	selection_clear ();
		238	selection_clear (true);
207		239
208	#ifdef USE_XIM	240	#if USE_XIM
209	im_destroy ();	241	im_destroy ();
210	#endif	242	#endif
211	#ifdef MENUBAR	243	scrollBar.destroy ();
212	if (menubarGC) XFreeGC (display->display, menubarGC);
213	#endif
214	#ifdef XTERM_SCROLLBAR
215	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
216	if (ShadowGC) XFreeGC (display->display, ShadowGC);
217	#endif
218	#ifdef PLAIN_SCROLLBAR
219	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
220	#endif
221	#ifdef NEXT_SCROLLBAR
222	if (blackGC) XFreeGC (display->display, blackGC);
223	if (whiteGC) XFreeGC (display->display, whiteGC);
224	if (grayGC) XFreeGC (display->display, grayGC);
225	if (darkGC) XFreeGC (display->display, darkGC);
226	if (stippleGC) XFreeGC (display->display, stippleGC);
227	if (dimple) XFreePixmap (display->display, dimple);
228	if (upArrow) XFreePixmap (display->display, upArrow);
229	if (downArrow) XFreePixmap (display->display, downArrow);
230	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
231	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
232	#endif
233	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
234	if (topShadowGC) XFreeGC (display->display, topShadowGC);
235	if (botShadowGC) XFreeGC (display->display, botShadowGC);
236	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
237	#endif
238	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
239		244
240	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	245	if (gc)
		246	XFreeGC (dpy, gc);
		247
241	delete menuBar.drawable;	248	delete drawable;
242	//if (menuBar.win)	249
243	// XDestroyWindow (display->display, menuBar.win);
244	#endif
245	delete TermWin.drawable;
246	// destroy all windows	250	// destroy all windows
247	if (TermWin.parent[0])	251	if (parent)
248	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent);
249	}
250		253
251	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
252		255	if (ISSET_PIXCOLOR (i))
253	delete PixColorsFocused;	256	{
		257	pix_colors_focused [i].free (this);
254	#ifdef OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
255	delete PixColorsUnFocused;	259	if (rs[Rs_fade])
		260	pix_colors_unfocused [i].free (this);
256	#endif	261	#endif
		262	}
257		263
		264	clear ();
		265
		266	display->flush (); /* ideally .put should do this */
258	displays.put (display);	267	displays.put (display);
		268	}
259		269
260	scr_release ();	270	scr_release ();
261		271
262	/* clear all resources */	272	/* clear all resources */
263	for (int i = 0; i < allocated.size (); i++)	273	for (int i = 0; i < allocated.size (); i++)
264	free (allocated[i]);	274	free (allocated [i]);
265		275
266	free (selection.text);	276	free (selection.text);
267	// TODO: manage env vars in child only(!)	277	free (selection.clip_text);
268	free (env_windowid);
269	free (env_display);
270	free (env_term);
271	free (env_colorfgbg);
272	free (locale);	278	free (locale);
273	#if 0	279	free (v_buffer);
274	free (codeset);	280
275	#endif	281	delete selection_req;
		282
		283	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		284	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		285
		286	delete env;
276		287
277	delete envv;	288	delete envv;
278	delete argv;	289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297
		298	SET_R ((rxvt_term *)0);
		299	}
		300
		301	// child has exited, usually destroys
		302	void
		303	rxvt_term::child_cb (ev::child &w, int status)
		304	{
		305	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		306
		307	cmd_pid = 0;
		308
		309	if (!option (Opt_hold))
		310	destroy ();
279	}	311	}
280		312
281	void	313	void
282	rxvt_term::destroy ()	314	rxvt_term::destroy ()
283	{	315	{
284	if (destroy_ev.active)	316	if (destroy_ev.is_active ())
285	return;	317	return;
		318
		319	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
286		324
287	if (display)	325	if (display)
288	{	326	{
289	#if USE_XIM	327	#if USE_XIM
290	im_ev.stop (display);	328	im_ev.stop (display);
291	#endif	329	#endif
292	#if HAVE_SCROLLBARS
293	scrollbar_ev.stop (display);	330	scrollbar_ev.stop (display);
294	#endif	331	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
295	#if MENUBAR
296	menubar_ev.stop (display);
297	#endif
298	#if TRANSPARENT
299	rootwin_ev.stop (display);	332	rootwin_ev.stop (display);
300	#endif	333	#endif
301	incr_ev.stop ();
302	termwin_ev.stop (display);	334	termwin_ev.stop (display);
303	vt_ev.stop (display);	335	vt_ev.stop (display);
304	}	336	}
305		337
306	check_ev.stop ();	338	flush_ev.stop ();
307	pty_ev.stop ();	339	pty_ev.stop ();
308	#ifdef CURSOR_BLINK	340	#ifdef CURSOR_BLINK
309	cursor_blink_ev.stop ();	341	cursor_blink_ev.stop ();
310	#endif	342	#endif
311	#ifdef TEXT_BLINK	343	#ifdef TEXT_BLINK
…		…
319	#endif	351	#endif
320	#ifdef POINTER_BLANK	352	#ifdef POINTER_BLANK
321	pointer_ev.stop ();	353	pointer_ev.stop ();
322	#endif	354	#endif
323		355
324	destroy_ev.start (0);	356	destroy_ev.start ();
325	}	357	}
326		358
327	void	359	void
328	rxvt_term::destroy_cb (time_watcher &w)	360	rxvt_term::destroy_cb (ev::idle &w, int revents)
329	{	361	{
330	SET_R (this);	362	make_current ();
331		363
332	delete this;	364	delete this;
333	}	365	}
334		366
335	/*----------------------------------------------------------------------*/
336	/* rxvt_init () */
337	bool
338	rxvt_term::init (int argc, const char *const *argv)
339	{
340	SET_R (this);
341
342	if (!init_vars ())
343	return false;
344
345	/*
346	* Save and then give up any super-user privileges
347	* If we need privileges in any area then we must specifically request it.
348	* We should only need to be root in these cases:
349	* 1. write utmp entries on some systems
350	* 2. chown tty on some systems
351	*/
352	privileges (SAVE);
353	privileges (IGNORE);
354
355	init_secondary ();
356
357	const char **cmd_argv = init_resources (argc, argv);
358
359	set_locale ("");
360
361	#if MENUBAR_MAX
362	menubar_read (rs[Rs_menu]);
363	#endif
364	#ifdef HAVE_SCROLLBARS
365	if (Options & Opt_scrollBar)
366	scrollBar.setIdle (); /* set existence for size calculations */
367	#endif
368
369	create_windows (argc, argv);
370
371	init_xlocale ();
372
373	scr_reset (); /* initialize screen */
374
375	#if 0
376	XSynchronize (display->display, True);
377	#endif
378
379	#ifdef HAVE_SCROLLBARS
380	if (Options & Opt_scrollBar)
381	resize_scrollbar (); /* create and map scrollbar */
382	#endif
383	#if (MENUBAR_MAX)
384	if (menubar_visible ())
385	XMapWindow (display->display, menuBar.win);
386	#endif
387	#ifdef TRANSPARENT
388	if (Options & Opt_transparent)
389	{
390	XSelectInput (display->display, display->root, PropertyChangeMask);
391	check_our_parents ();
392	rootwin_ev.start (display, display->root);
393	}
394	#endif
395
396	XMapWindow (display->display, TermWin.vt);
397	XMapWindow (display->display, TermWin.parent[0]);
398
399	init_command (cmd_argv);
400
401	pty_ev.start (cmd_fd, EVENT_READ);
402
403	check_ev.start ();
404
405	return true;
406	}
407
408	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
409
410	void	367	void
411	rxvt_init_signals ()	368	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
412	{	369	{
413	/* install exit handler for cleanup */	370	if (!opt)
414	#if 0
415	#ifdef HAVE_ATEXIT
416	atexit (rxvt_clean_exit);
417	#else
418	#endif
419	#endif
420
421	struct sigaction sa;
422
423	sigfillset (&sa.sa_mask);
424	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
425	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
426	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
427	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
428	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
429	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
430	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
431
432	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
433	/* signal (SIGURG, SIG_DFL); */
434
435	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
436	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
437	}
438
439	/* ------------------------------------------------------------------------- *
440	* SIGNAL HANDLING & EXIT HANDLER *
441	* ------------------------------------------------------------------------- */
442	/*
443	* Catch a SIGCHLD signal and exit if the direct child has died
444	*/
445
446	void rxvt_term::child_exited (int pid)
447	{
448	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
449	if (pid == (*t)->cmd_pid)
450	{
451	(*t)->destroy ();
452	break;
453	}
454	}
455
456	/* ARGSUSED */
457	/* EXTPROTO */
458	RETSIGTYPE
459	rxvt_Child_signal (int sig __attribute__ ((unused)))
460	{
461	int pid, save_errno = errno;
462
463	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
464	rxvt_term::child_exited (pid);
465
466	errno = save_errno;
467	}
468
469	/*
470	* Catch a fatal signal and tidy up before quitting
471	*/
472	/* EXTPROTO */
473	RETSIGTYPE
474	rxvt_Exit_signal (int sig)
475	{
476	signal (sig, SIG_DFL);
477	#ifdef DEBUG_CMD
478	rxvt_warn ("caught signal %d, exiting.\n", sig);
479	#endif
480	rxvt_clean_exit ();
481	kill (getpid (), sig);
482	}
483
484	/* INTPROTO */
485	int
486	rxvt_xerror_handler (Display *display, XErrorEvent *event)
487	{
488	if (GET_R->allowedxerror == -1)
489	GET_R->allowedxerror = event->error_code;
490	else
491	{
492	old_xerror_handler (display, event);
493	GET_R->destroy ();
494	}
495
496	return 0;	371	return;
		372
		373	uint8_t mask = 1 << (opt & 7);
		374	uint8_t &val = options [opt >> 3];
		375
		376	val = val & ~mask | (set ? mask : 0);
497	}	377	}
498		378
499	/*----------------------------------------------------------------------*/	379	/*----------------------------------------------------------------------*/
500	/*	380	/*
501	* Exit gracefully, clearing the utmp entry and restoring tty attributes	381	* Exit gracefully, clearing the utmp entry and restoring tty attributes
502	* TODO: if debugging, this should free up any known resources if we can
503	*/	382	*/
504	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
505	void
506	rxvt_clean_exit ()
507	{
508	// TODO: rxvtd should clean up all ressources
509	if (GET_R)
510	GET_R->destroy ();
511	}
512		384
513	/* ------------------------------------------------------------------------- *	385	static void
514	* MEMORY ALLOCATION WRAPPERS *	386	rxvt_emergency_cleanup ()
515	* ------------------------------------------------------------------------- */
516	/* EXTPROTO */
517	void *
518	rxvt_malloc (size_t size)
519	{	387	{
520	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
521		389	(*t)->emergency_cleanup ();
522	p = malloc (size);
523	if (p)
524	return p;
525
526	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
527	rxvt_clean_exit ();
528	exit (EXIT_FAILURE);
529	/* NOTREACHED */
530	}	390	}
531		391
532	/* EXTPROTO */	392	#if !ENABLE_MINIMAL
533	void *	393	static void ecb_cold
534	rxvt_calloc (size_t number, size_t size)	394	print_x_error (Display *dpy, XErrorEvent *event)
535	{	395	{
536	void *p;	396	char buffer[BUFSIZ];
		397	char mesg[BUFSIZ];
		398	char number[32];
537		399
538	p = calloc (number, size);	400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
539	if (p)
540	return p;
541		401
542	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	402	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
543	rxvt_clean_exit ();	403	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
544	exit (EXIT_FAILURE);
545	/* NOTREACHED */
546	}
547		404
548	/* EXTPROTO */	405	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
549	void *	406	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
550	rxvt_realloc (void *ptr, size_t size)	407	rxvt_warn ("+ %s: %s\n", mesg, buffer);
551	{
552	void *p;
553		408
554	if (ptr)	409	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
555	p = realloc (ptr, size);	410	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		411
		412	if (event->request_code >= 128)
		413	{
		414	#if 0
		415	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		416	int nexts;
		417	char **exts = XListExtensions (dpy, &nexts);
		418
		419	while (nexts)
		420	{
		421	char *extname = exts [nexts - 1];
		422	int major, first_event, first_error;
		423
		424	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		425	{
		426	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		427	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		428
		429	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		430	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		431	rxvt_warn ("+ (which is %s)\n", buffer);
		432
		433	break;
		434	}
		435
		436	printf ("nextss %d %s\n", nexts, extname);//D
		437	--nexts;
		438	++exts;
		439	}
		440	#else
		441	int nexts = 0;
		442	char **exts = 0;
		443	#endif
		444
		445	if (!nexts)
		446	{
		447	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		448
		449	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		450	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		451
		452	#if 0
		453	sprintf (number, "RENDER.%d", event->minor_code);
		454	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		455	rxvt_warn ("+ (which is %s)\n", buffer);
		456	#endif
		457	}
		458
		459	XFreeExtensionList (exts);
		460	}
556	else	461	else
557	p = malloc (size);	462	{
558	if (p)	463	sprintf (number, "%d", event->request_code);
		464	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		465	rxvt_warn ("+ (which is %s)\n", buffer);
		466	}
		467
		468	if (event->error_code == BadWindow
		469	|| event->error_code == BadPixmap
		470	|| event->error_code == BadCursor
		471	|| event->error_code == BadFont
		472	|| event->error_code == BadDrawable
		473	|| event->error_code == BadColor
		474	|| event->error_code == BadGC
		475	|| event->error_code == BadIDChoice
		476	|| event->error_code == BadValue
		477	|| event->error_code == BadAtom)
		478	{
		479	if (event->error_code == BadValue)
		480	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		481	else if (event->error_code == BadAtom)
		482	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		483	else
		484	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		485
		486	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		487	}
		488	}
		489	#endif
		490
		491	int ecb_cold
		492	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		493	{
		494	if (GET_R && GET_R->allowedxerror == -1)
		495	GET_R->allowedxerror = event->error_code;
		496	else
		497	{
		498	// GET_R is most likely not the terminal which caused the error,
		499	// so just output the error and continue
		500	#if ENABLE_MINIMAL
		501	old_xerror_handler (display, event);
		502	#else
		503	print_x_error (display, event);
		504	#endif
		505	}
		506
559	return p;	507	return 0;
		508	}
560		509
561	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	510	int ecb_cold
562	rxvt_clean_exit ();	511	rxvt_xioerror_handler (Display *display)
		512	{
		513	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		514	DisplayString (display));
		515	rxvt_emergency_cleanup ();
563	exit (EXIT_FAILURE);	516	_exit (EXIT_FAILURE);
564	/* NOTREACHED */
565	}	517	}
566		518
567	/* ------------------------------------------------------------------------- *	519	static struct sig_handlers
568	* PRIVILEGED OPERATIONS *
569	* ------------------------------------------------------------------------- */
570	/* take care of suid/sgid super-user (root) privileges */
571	void
572	rxvt_term::privileges (int mode)
573	{	520	{
574	#if ! defined(__CYGWIN32__)	521	ev::sig sw_term, sw_int;
575	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	522
576	/* setreuid () is the poor man's setuid (), seteuid () */	523	/*
577	# define seteuid(a) setreuid(-1, (a))	524	* Catch a fatal signal and tidy up before quitting
578	# define setegid(a) setregid(-1, (a))	525	*/
579	# define HAVE_SETEUID	526	void sig_term (ev::sig &w, int revents);
		527
		528	sig_handlers ()
		529	{
		530	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		531	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		532	}
		533	} sig_handlers;
		534
		535	void
		536	sig_handlers::sig_term (ev::sig &w, int revents)
		537	{
		538	rxvt_emergency_cleanup ();
		539	w.stop ();
		540	kill (getpid (), w.signum);
		541	}
		542
		543	static void
		544	rxvt_get_ttymode (struct termios *tio)
		545	{
		546	if (tcgetattr (STDIN_FILENO, tio) < 0)
		547	memset (tio, 0, sizeof (struct termios));
		548
		549	for (int i = 0; i < NCCS; i++)
		550	tio->c_cc[i] = VDISABLE;
		551
		552	tio->c_cc[VINTR] = CINTR;
		553	tio->c_cc[VQUIT] = CQUIT;
		554	tio->c_cc[VERASE] = CERASE;
		555	#ifdef VERASE2
		556	tio->c_cc[VERASE2] = CERASE2;
		557	#endif
		558	tio->c_cc[VKILL] = CKILL;
		559	tio->c_cc[VEOF] = CEOF;
		560	tio->c_cc[VSTART] = CSTART;
		561	tio->c_cc[VSTOP] = CSTOP;
		562	tio->c_cc[VSUSP] = CSUSP;
		563	# ifdef VDSUSP
		564	tio->c_cc[VDSUSP] = CDSUSP;
580	# endif	565	# endif
581	# ifdef HAVE_SETEUID	566	# ifdef VREPRINT
582	switch (mode)	567	tio->c_cc[VREPRINT] = CRPRNT;
583	{
584	case IGNORE:
585	/*
586	* change effective uid/gid - not real uid/gid - so we can switch
587	* back to root later, as required
588	*/
589	seteuid (getuid ());
590	setegid (getgid ());
591	break;
592	case SAVE:
593	euid = geteuid ();
594	egid = getegid ();
595	break;
596	case RESTORE:
597	seteuid (euid);
598	setegid (egid);
599	break;
600	}
601	# else
602	switch (mode)
603	{
604	case IGNORE:
605	setuid (getuid ());
606	setgid (getgid ());
607	/* FALLTHROUGH */
608	case SAVE:
609	/* FALLTHROUGH */
610	case RESTORE:
611	break;
612	}
613	# endif	568	# endif
614	#endif	569	# ifdef VDISCRD
615	}	570	tio->c_cc[VDISCRD] = CFLUSH;
616
617	#ifdef UTMP_SUPPORT
618	void
619	rxvt_term::privileged_utmp (char action)
620	{
621	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
622	action, next_utmp_action, getpid ()));
623	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
624	|| (Options & Opt_utmpInhibit)
625	|| ttydev == NULL || *ttydev == '\0')
626	return;
627
628	privileges (RESTORE);
629	if (action == SAVE)
630	{
631	next_utmp_action = RESTORE;
632	makeutent (ttydev, rs[Rs_display_name]);
633	}
634	else
635	{ /* action == RESTORE */
636	next_utmp_action = IGNORE;
637	cleanutent ();
638	}
639	privileges (IGNORE);
640	}
641	#endif
642
643	#ifndef NO_SETOWNER_TTYDEV
644	void
645	rxvt_term::privileged_ttydev (char action)
646	{
647	D_MAIN ((stderr,
648	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
649	action, next_tty_action, getpid ()));
650	if (next_tty_action != action || (action != SAVE && action != RESTORE)
651	|| ttydev == NULL || *ttydev == '\0')
652	return;
653
654	privileges (RESTORE);
655
656	if (action == SAVE)
657	{
658	next_tty_action = RESTORE;
659	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
660	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
661	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
662	next_tty_action = IGNORE;
663	else
664	# endif	571	# endif
665		572	# ifdef VWERSE
666	{	573	tio->c_cc[VWERSE] = CWERASE;
667	chown (ttydev, getuid (), ttygid); /* fail silently */
668	chmod (ttydev, ttymode);
669	# ifdef HAVE_REVOKE
670	revoke (ttydev);
671	# endif	574	# endif
672		575	# ifdef VLNEXT
673	}	576	tio->c_cc[VLNEXT] = CLNEXT;
674	}
675	else
676	{ /* action == RESTORE */
677	next_tty_action = IGNORE;
678	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
679	chmod (ttydev, ttyfd_stat.st_mode);
680	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
681	# else
682	chmod (ttydev,
683	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
684	chown (ttydev, 0, 0);
685	# endif	577	# endif
686		578	# ifdef VSTATUS
687	}	579	tio->c_cc[VSTATUS] = CSTATUS;
688
689	privileges (IGNORE);
690
691	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
692	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
693	action == RESTORE ? "Restoring" : (action ==
694	SAVE ? "Saving" :
695	"UNKNOWN ERROR for"), ttydev,
696	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
697	ttyfd_stat.st_gid));
698	# endif	580	# endif
699	}	581
		582	# if VMIN != VEOF
		583	tio->c_cc[VMIN] = 1;
700	#endif	584	# endif
		585	# if VTIME != VEOL
		586	tio->c_cc[VTIME] = 0;
		587	# endif
		588
		589	/* input modes */
		590	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		591	# ifdef IMAXBEL
		592	| IMAXBEL
		593	# endif
		594	| IXON);
		595
		596	/* output modes */
		597	tio->c_oflag = (OPOST | ONLCR);
		598
		599	/* control modes */
		600	tio->c_cflag = (CS8 | CREAD);
		601
		602	/* local modes */
		603	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		604	# if defined (ECHOCTL) && defined (ECHOKE)
		605	| ECHOCTL | ECHOKE
		606	# endif
		607	| ECHOE | ECHOK);
		608	}
		609
		610	char **rxvt_environ; // startup environment
		611
		612	void
		613	rxvt_init ()
		614	{
		615	assert (("fontMask must not overlap other RS masks",
		616	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		617
		618	rxvt_get_ttymode (&rxvt_term::def_tio);
		619
		620	// get rid of stdin/stdout as we don't need them, to free resources
		621	dup2 (STDERR_FILENO, STDIN_FILENO);
		622	dup2 (STDERR_FILENO, STDOUT_FILENO);
		623
		624	if (!ev_default_loop ())
		625	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		626
		627	rxvt_environ = environ;
		628
		629	signal (SIGHUP, SIG_IGN);
		630	signal (SIGPIPE, SIG_IGN);
		631
		632	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		633	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		634
		635	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		636	// TODO: handle this with exceptions and tolerate the memory loss
		637	XSetIOErrorHandler (rxvt_xioerror_handler);
		638
		639	XrmInitialize ();
		640
		641	#if HAVE_PIXBUF
		642	g_type_init ();
		643	#endif
		644	}
701		645
702	/*----------------------------------------------------------------------*/	646	/*----------------------------------------------------------------------*/
703	/*	647	/*
704	* window size/position calculcations for XSizeHint and other storage.	648	* window size/position calculations for XSizeHint and other storage.
705	* if width/height are non-zero then override calculated width/height	649	* if width/height are non-zero then override calculated width/height
706	*/	650	*/
707	void	651	void
708	rxvt_term::window_calc (unsigned int width, unsigned int height)	652	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
709	{	653	{
710	short recalc_x, recalc_y;	654	short recalc_x, recalc_y;
711	int x, y, sb_w, mb_h, flags;	655	int x, y, flags;
712	unsigned int w, h;	656	unsigned int w, h;
713	unsigned int max_width, max_height;	657	unsigned int max_width, max_height;
714		658
715	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
716	TermWin.ncol, TermWin.nrow, szHint.width,
717	szHint.height));
718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	659	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
719	szHint.win_gravity = NorthWestGravity;	660	szHint.win_gravity = NorthWestGravity;
720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	661	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
721		662
722	recalc_x = recalc_y = 0;	663	recalc_x = recalc_y = 0;
723	flags = 0;	664	flags = 0;
		665
724	if (!parsed_geometry)	666	if (!parsed_geometry)
725	{	667	{
726	parsed_geometry = 1;	668	parsed_geometry = 1;
		669
727	if (rs[Rs_geometry])	670	if (rs[Rs_geometry])
728	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	671	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		672
729	if (flags & WidthValue)	673	if (flags & WidthValue)
730	{	674	{
731	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	675	if (!w)
		676	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		677
		678	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
732	szHint.flags |= USSize;	679	szHint.flags |= USSize;
733	}	680	}
		681
734	if (flags & HeightValue)	682	if (flags & HeightValue)
735	{	683	{
736	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	684	if (!h)
		685	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		686
		687	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
737	szHint.flags |= USSize;	688	szHint.flags |= USSize;
738	}	689	}
		690
739	if (flags & XValue)	691	if (flags & XValue)
740	{	692	{
741	szHint.x = x;	693	szHint.x = x;
742	szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
743	if (flags & XNegative)	696	if (flags & XNegative)
744	{	697	{
745	recalc_x = 1;	698	recalc_x = 1;
746	szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
747	}	700	}
748	}	701	}
		702
749	if (flags & YValue)	703	if (flags & YValue)
750	{	704	{
751	szHint.y = y;	705	szHint.y = y;
752	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
753	if (flags & YNegative)	708	if (flags & YNegative)
754	{	709	{
755	recalc_y = 1;	710	recalc_y = 1;
		711
756	if (szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
757	szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
758	else	714	else
759	szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
760	}	716	}
761	}	717	}
762	}	718	}
763		719
764	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
765	TermWin.width = TermWin.ncol * TermWin.fwidth;	721	width = ncol * fwidth;
766	TermWin.height = TermWin.nrow * TermWin.fheight;	722	height = nrow * fheight;
767	max_width = MAX_COLS * TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
768	max_height = MAX_ROWS * TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
769		725
770	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
771		727
772	sb_w = mb_h = 0;
773	window_vt_x = window_vt_y = TermWin.int_bwidth;	728	window_vt_x = window_vt_y = int_bwidth;
774		729
775	if (scrollbar_visible ())	730	if (scrollBar.state)
776	{	731	{
777	sb_w = scrollbar_TotalWidth ();	732	int sb_w = scrollBar.total_width ();
778	szHint.base_width += sb_w;	733	szHint.base_width += sb_w;
		734
779	if (!(Options & Opt_scrollBar_right))	735	if (!option (Opt_scrollBar_right))
780	window_vt_x += sb_w;	736	window_vt_x += sb_w;
781	}	737	}
782		738
783	if (menubar_visible ())
784	{
785	mb_h = menuBar_TotalHeight ();
786	szHint.base_height += mb_h;
787	window_vt_y += mb_h;
788	}
789
790	szHint.width_inc = TermWin.fwidth;	739	szHint.width_inc = fwidth;
791	szHint.height_inc = TermWin.fheight;	740	szHint.height_inc = fheight;
792	szHint.min_width = szHint.base_width + szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
793	szHint.min_height = szHint.base_height + szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
794		743
795	if (width && width - szHint.base_width < max_width)	744	if (newwidth && newwidth - szHint.base_width < max_width)
796	{	745	{
797	szHint.width = width;	746	szHint.width = newwidth;
798	TermWin.width = width - szHint.base_width;	747	width = newwidth - szHint.base_width;
799	}	748	}
800	else	749	else
801	{	750	{
802	MIN_IT (TermWin.width, max_width);	751	min_it (width, max_width);
803	szHint.width = szHint.base_width + TermWin.width;	752	szHint.width = szHint.base_width + width;
804	}	753	}
805		754
806	if (height && height - szHint.base_height < max_height)	755	if (newheight && newheight - szHint.base_height < max_height)
807	{	756	{
808	szHint.height = height;	757	szHint.height = newheight;
809	TermWin.height = height - szHint.base_height;	758	height = newheight - szHint.base_height;
810	}	759	}
811	else	760	else
812	{	761	{
813	MIN_IT (TermWin.height, max_height);	762	min_it (height, max_height);
814	szHint.height = szHint.base_height + TermWin.height;	763	szHint.height = szHint.base_height + height;
815	}	764	}
816
817	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
818	window_sb_x = szHint.width - sb_w;
819		765
820	if (recalc_x)	766	if (recalc_x)
821	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	767	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
822	- szHint.width - 2 * TermWin.ext_bwidth);	768
823	if (recalc_y)	769	if (recalc_y)
824	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	770	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
825	- szHint.height - 2 * TermWin.ext_bwidth);
826		771
827	TermWin.ncol = TermWin.width / TermWin.fwidth;	772	ncol = width / fwidth;
828	TermWin.nrow = TermWin.height / TermWin.fheight;	773	nrow = height / fheight;
829	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	774
830	TermWin.ncol, TermWin.nrow, szHint.width,	775	// When the size of the vt window is not a multiple of the cell
831	szHint.height));	776	// size, i.e., when the wm does not honour our size hints, there are
832	return;	777	// extra areas not covered by the terminal screen. Such gaps, when a
		778	// bg pixmap is set, would have to be cleared manually to properly
		779	// refresh the background. We take the simpler route and shrink the
		780	// vt window so as to avoid creating gaps.
		781	vt_width = ncol * fwidth;
		782	vt_height = nrow * fheight;
833	}	783	}
834		784
835	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
836	/*	786	/*
837	* Tell the teletype handler what size the window is.	787	* Tell the teletype handler what size the window is.
838	* Called after a window size change.	788	* Called after a window size change.
839	*/	789	*/
840	void	790	void
841	rxvt_term::tt_winch ()	791	rxvt_term::tt_winch ()
842	{	792	{
		793	if (pty->pty < 0)
		794	return;
		795
843	struct winsize ws;	796	struct winsize ws;
844		797
845	if (cmd_fd < 0)
846	return;
847
848	ws.ws_col = TermWin.ncol;	798	ws.ws_col = ncol;
849	ws.ws_row = TermWin.nrow;	799	ws.ws_row = nrow;
850	ws.ws_xpixel = ws.ws_ypixel = 0;	800	ws.ws_xpixel = vt_width;
851	#ifndef DEBUG_SIZE	801	ws.ws_ypixel = vt_height;
852	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	802	ioctl (pty->pty, TIOCSWINSZ, &ws);
		803
		804	#if 0
		805	// TIOCSWINSZ is supposed to do this automatically and correctly
		806	if (cmd_pid) /* force through to the command */
		807	kill (-cmd_pid, SIGWINCH);
		808	#endif
		809	}
		810
		811	/*----------------------------------------------------------------------*/
		812	/* load and set the various fonts */
		813	bool
		814	rxvt_term::set_fonts ()
		815	{
		816	rxvt_fontset *fs = new rxvt_fontset (this);
		817	rxvt_fontprop prop;
		818
		819	if (!fs
		820	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		821	|| !fs->realize_font (1))
		822	{
		823	delete fs;
		824	return false;
		825	}
		826
		827	#if ENABLE_STYLES
		828	for (int i = RS_styleCount; --i; )
		829	if (fontset[i] != fontset[0])
		830	delete fontset[i];
		831	#endif
		832
		833	delete fontset[0];
		834	fontset[0] = fs;
		835
		836	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		837	prop.width = max (prop.width + letterSpace, 1);
		838
		839	fs->set_prop (prop, false);
		840
		841	fwidth = prop.width;
		842	fheight = prop.height + lineSpace;
		843	fbase = prop.ascent;
		844
		845	for (int style = 1; style < 4; style++)
		846	{
		847	#if ENABLE_STYLES
		848	const char *res = rs[Rs_font + style];
		849
		850	if (res && !*res)
		851	fontset[style] = fontset[0];
		852	else
		853	{
		854	fontset[style] = fs = new rxvt_fontset (this);
		855	rxvt_fontprop prop2 = prop;
		856
		857	if (res)
		858	{
		859	fs->populate (res);
		860	fs->set_prop (prop2, false);
		861	}
		862	else
		863	{
		864	fs->populate (fontset[0]->fontdesc);
		865
		866	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		867	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		868
		869	fs->set_prop (prop2, true);
		870	}
		871
		872	}
853	#else	873	#else
854	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	874	fontset[style] = fontset[0];
855	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
856	# ifdef SIGWINCH
857	else if (cmd_pid) /* force through to the command */
858	kill (cmd_pid, SIGWINCH);
859	# endif	875	#endif
860	#endif
861	}
862
863	/*----------------------------------------------------------------------*/
864	/* rxvt_change_font () - Switch to a new font */
865	/*
866	* init = 1 - initialize
867	*
868	* fontname == FONT_UP - switch to bigger font
869	* fontname == FONT_DN - switch to smaller font
870	*/
871	bool
872	rxvt_term::change_font (const char *fontname)
873	{
874	if (fontname == FONT_UP)
875	{	876	}
876	// TODO	877
		878	if (parent)
877	}	879	{
878	else if (fontname == FONT_DN)
879	{
880	// TODO
881	}
882	else
883	{
884	rxvt_fontset *fs = new rxvt_fontset (this);
885
886	if (fs && fs->populate (fontname ? fontname : "fixed"))
887	{
888	delete TermWin.fontset;
889	TermWin.fontset = fs;
890	TermWin.fwidth = fs->base_font ()->width;
891	TermWin.fheight = fs->base_font ()->height;
892	TermWin.fbase = fs->base_font ()->ascent;
893
894	if (TermWin.parent[0])
895	{
896	resize_all_windows (0, 0, 0);	880	resize_all_windows (0, 0, 0);
897	scr_remap_chars ();	881	scr_remap_chars ();
898	scr_touch (true);	882	scr_touch (true);
899	}	883	}
900		884
901	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
902	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
903
904	return true;	885	return true;
905	}	886	}
		887
		888	void
		889	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		890	{
		891	XChangeProperty (dpy, parent,
		892	prop, XA_STRING, 8, PropModeReplace,
		893	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		894	}
		895
		896	void
		897	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		898	{
		899	XTextProperty ct;
		900
		901	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
906	}	902	{
907		903	XSetTextProperty (dpy, parent, &ct, prop);
908	return false;	904	XFree (ct.value);
		905	}
909	}	906	}
910		907
911	bool	908	void
912	rxvt_term::font_up_down (int n, int direction)	909	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
913	{	910	{
914	return false;	911	wchar_t *ws = rxvt_mbstowcs (str, len);
		912	char *s = rxvt_wcstoutf8 (ws);
		913
		914	XChangeProperty (dpy, parent,
		915	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		916	(const unsigned char *)s, strlen (s));
		917
		918	free (s);
		919	free (ws);
915	}	920	}
916		921
917	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
918	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
919	/* xterm sequences - title, iconName, color (exptl) */	924	/* xterm sequences - title, iconName, color (exptl) */
920	void	925	void
921	rxvt_term::set_title (const char *str)	926	rxvt_term::set_title (const char *str)
922	{	927	{
923	#ifdef SMART_WINDOW_TITLE	928	set_mbstring_property (XA_WM_NAME, str);
924	char *name;	929	#if ENABLE_EWMH
925		930	set_utf8_property (xa[XA_NET_WM_NAME], str);
926	if (!XFetchName (display->display, TermWin.parent[0], &name))
927	name = NULL;
928
929	if (name == NULL || STRCMP (name, str))
930	#endif
931	XStoreName (display->display, TermWin.parent[0], str);
932
933	#ifdef SMART_WINDOW_TITLE
934	if (name)
935	XFree (name);
936	#endif	931	#endif
937	}	932	}
938		933
939	void	934	void
940	rxvt_term::set_icon_name (const char *str)	935	rxvt_term::set_icon_name (const char *str)
941	{	936	{
942	#ifdef SMART_WINDOW_TITLE	937	set_mbstring_property (XA_WM_ICON_NAME, str);
943	char *name;	938	#if ENABLE_EWMH
944		939	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
945	if (!XGetIconName (display->display, TermWin.parent[0], &name))
946	name = NULL;
947
948	if (name == NULL || STRCMP (name, str))
949	#endif	940	#endif
950	XSetIconName (display->display, TermWin.parent[0], str);
951
952	#ifdef SMART_WINDOW_TITLE
953	if (name)
954	XFree (name);
955	#endif
956	}	941	}
957		942
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
958	#ifdef XTERM_COLOR_CHANGE	946	#ifdef XTERM_COLOR_CHANGE
959	void
960	rxvt_term::set_window_color (int idx, const char *color)
961	{
962	rxvt_color xcol;	947	rxvt_color xcol;
963	int i;
964		948
965	if (color == NULL || *color == '\0')	949	if (color == NULL || *color == '\0')
966	return;	950	return;
967		951
		952	color = strdup (color);
		953	allocated.push_back ((void *)color);
		954	rs[Rs_color + idx] = color;
		955
968	/* handle color aliases */	956	/* handle color aliases */
969	if (isdigit (*color))	957	if (isdigit (*color))
970	{	958	{
971	i = atoi (color);	959	int i = atoi (color);
		960
972	if (i >= 8 && i <= 15)	961	if (i >= 8 && i <= 15)
		962	{
973	{ /* bright colors */	963	/* bright colors */
974	i -= 8;
975	# ifndef NO_BRIGHTCOLOR
976	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];	964	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
977	SET_PIXCOLOR (idx);
978	goto Done;	965	goto done;
979	# endif
980
981	}	966	}
		967
982	if (i >= 0 && i <= 7)	968	if (i >= 0 && i <= 7)
		969	{
983	{ /* normal colors */	970	/* normal colors */
984	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	971	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
985	SET_PIXCOLOR (idx);
986	goto Done;	972	goto done;
987	}	973	}
988	}	974	}
989		975
990	if (!rXParseAllocColor (& xcol, color))	976	set_color (xcol, color);
991	return;
992
993	/* XStoreColor (display->display, display->cmap, XColor*); */
994		977
995	/*	978	/*
996	* FIXME: should free colors here, but no idea how to do it so instead,	979	* FIXME: should free colors here, but no idea how to do it so instead,
997	* so just keep gobbling up the colormap	980	* so just keep gobbling up the colormap
998	*/	981	*/
999	# if 0
1000	for (i = Color_Black; i <= Color_White; i++)
1001	if (PixColors[idx] == PixColors[i])
1002	break;
1003	if (i > Color_White)
1004	{
1005	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
1006	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
1007	DisplayPlanes (display->display, display->screen));
1008	}
1009	# endif
1010		982
1011	PixColorsFocused[idx] = xcol;	983	pix_colors_focused[idx] = xcol;
1012	SET_PIXCOLOR (idx);
1013		984
1014	/* XSetWindowAttributes attr; */
1015	/* Cursor cursor; */
1016	Done:	985	done:
1017	#ifdef OFF_FOCUS_FADING
1018	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
1019	#endif
1020	if (idx == Color_bg && ! (Options & Opt_transparent))
1021	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1022
1023	/* handle Color_BD, scrollbar background, etc. */	986	/*TODO: handle Color_BD, scrollbar background, etc. */
1024		987
1025	set_colorfgbg ();	988	update_fade_color (idx);
1026	recolour_cursor ();	989	recolour_cursor ();
1027	scr_touch (true);	990	scr_recolour ();
		991	#endif /* XTERM_COLOR_CHANGE */
1028	}	992	}
1029
1030	#else
1031	# define set_window_color (idx,color) ((void)0)
1032	#endif /* XTERM_COLOR_CHANGE */
1033		993
1034	void	994	void
1035	rxvt_term::recolour_cursor ()	995	rxvt_term::recolour_cursor ()
1036	{	996	{
1037	XColor xcol[2];	997	XColor fg, bg;
1038		998
1039	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	999	(ISSET_PIXCOLOR (Color_pointer_fg)
1040	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];	1000	? pix_colors_focused[Color_pointer_fg]
1041	XQueryColors (display->display, display->cmap, xcol, 2);	1001	: pix_colors_focused[Color_fg]).get (fg);
1042	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	1002
		1003	(ISSET_PIXCOLOR (Color_pointer_bg)
		1004	? pix_colors_focused[Color_pointer_bg]
		1005	: pix_colors_focused[Color_bg]).get (bg);
		1006
		1007	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1043	}	1008	}
1044		1009
1045	/*----------------------------------------------------------------------*/	1010	/*----------------------------------------------------------------------*/
1046	/*	1011	/*
1047	* find if fg/bg matches any of the normal (low-intensity) colors	1012	* find if fg/bg matches any of the normal (low-intensity) colors
1048	*/	1013	*/
1049	void	1014	char *
1050	rxvt_term::set_colorfgbg ()	1015	rxvt_term::get_colorfgbg ()
1051	{	1016	{
1052	unsigned int i;	1017	unsigned int i;
1053	const char *xpmb = "\0";	1018	const char *xpmb = "";
1054	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1019	char fstr[] = "default";
1055		1020	char bstr[] = "default";
1056	env_colorfgbg =	1021	char *env_colorfgbg;
1057	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1022
1058	STRCPY (fstr, "default");
1059	STRCPY (bstr, "default");
1060	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
1061	if (PixColors[Color_fg] == PixColors[i])	1024	if (pix_colors[Color_fg] == pix_colors[i])
1062	{	1025	{
1063	sprintf (fstr, "%d", (i - Color_Black));	1026	sprintf (fstr, "%d", i - Color_Black);
1064	break;	1027	break;
1065	}	1028	}
		1029
1066	for (i = Color_Black; i <= Color_White; i++)	1030	for (i = Color_Black; i <= Color_White; i++)
1067	if (PixColors[Color_bg] == PixColors[i])	1031	if (pix_colors[Color_bg] == pix_colors[i])
1068	{	1032	{
1069	sprintf (bstr, "%d", (i - Color_Black));	1033	sprintf (bstr, "%d", i - Color_Black);
1070	#ifdef XPM_BACKGROUND	1034	#if BG_IMAGE_FROM_FILE
1071	xpmb = "default;";	1035	xpmb = "default;";
1072	#endif	1036	#endif
1073	break;	1037	break;
1074	}	1038	}
1075		1039
		1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1076	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1041	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1077		1042	return env_colorfgbg;
1078	#ifndef NO_BRIGHTCOLOR
1079	colorfgbg = DEFAULT_RSTYLE;
1080	for (i = minCOLOR; i <= maxCOLOR; i++)
1081	{
1082	if (PixColors[Color_fg] == PixColors[i])
1083	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1084	if (PixColors[Color_bg] == PixColors[i])
1085	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1086	}
1087	#endif
1088	}	1043	}
1089		1044
1090	/*----------------------------------------------------------------------*/	1045	/*----------------------------------------------------------------------*/
1091	/*
1092	* Colour determination for low colour displays, routine from
1093	* Hans de Goede <hans@highrise.nl>
1094	*/
1095		1046
1096	int	1047	bool
1097	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1048	rxvt_term::set_color (rxvt_color &color, const char *name)
1098	{	1049	{
1099	if (!screen_in_out->set (display, colour))	1050	if (color.set (this, name))
1100	{
1101	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1102	return false;
1103	}
1104
1105	return true;	1051	return true;
		1052
		1053	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1054	return false;
		1055	}
		1056
		1057	void
		1058	rxvt_term::alias_color (int dst, int src)
		1059	{
		1060	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1106	}	1061	}
1107		1062
1108	/* -------------------------------------------------------------------- *	1063	/* -------------------------------------------------------------------- *
1109	* - WINDOW RESIZING - *	1064	* - WINDOW RESIZING - *
1110	* -------------------------------------------------------------------- */	1065	* -------------------------------------------------------------------- */
1111	void	1066	void
1112	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1067	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1113	{	1068	{
1114	int fix_screen;	1069	int fix_screen;
		1070	int old_width = szHint.width;
		1071	int old_height = szHint.height;
1115		1072
1116	#ifdef SMART_RESIZE
1117	int old_width = szHint.width, old_height = szHint.height;
1118	#endif
1119
1120	window_calc (width, height);	1073	window_calc (newwidth, newheight);
		1074
		1075	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1076
		1077	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1078	if (set_hint)
		1079	{
		1080	szHint.flags &= ~(PBaseSize | PResizeInc);
1121	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1081	XSetWMNormalHints (dpy, parent, &szHint);
		1082	szHint.flags |= PBaseSize | PResizeInc;
		1083	}
1122		1084
1123	if (!ignoreparent)	1085	if (!ignoreparent)
1124	{	1086	{
1125	#ifdef SMART_RESIZE	1087	#ifdef SMART_RESIZE
1126	/*	1088	/*
…		…
1130	int x, y, x1, y1;	1092	int x, y, x1, y1;
1131	int dx, dy;	1093	int dx, dy;
1132	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1094	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1133	Window unused_cr;	1095	Window unused_cr;
1134		1096
1135	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1097	XTranslateCoordinates (dpy, parent, display->root,
1136	0, 0, &x, &y, &unused_cr);	1098	0, 0, &x, &y, &unused_cr);
1137	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1099	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1138	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1100	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1139	/*	1101	/*
1140	* if display->root isn't the parent window, a WM will probably have offset	1102	* if display->root isn't the parent window, a WM will probably have offset
1141	* our position for handles and decorations. Counter it	1103	* our position for handles and decorations. Counter it
1142	*/	1104	*/
…		…
1144	{	1106	{
1145	x -= x1;	1107	x -= x1;
1146	y -= y1;	1108	y -= y1;
1147	}	1109	}
1148		1110
1149	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1111	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1150	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1112	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1151	dx = old_width - szHint.width;	1113	dx = old_width - szHint.width;
1152	dy = old_height - szHint.height;	1114	dy = old_height - szHint.height;
1153		1115
1154	/* Check position of the center of the window */	1116	/* Check position of the center of the window */
1155	if (x < x1) /* left half */	1117	if (x < x1) /* left half */
1156	dx = 0;	1118	dx = 0;
…		…
1159	if (y < y1) /* top half */	1121	if (y < y1) /* top half */
1160	dy = 0;	1122	dy = 0;
1161	else if (y == y1) /* exact center */	1123	else if (y == y1) /* exact center */
1162	dy /= 2;	1124	dy /= 2;
1163		1125
1164	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1126	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1165	szHint.width, szHint.height);	1127	szHint.width, szHint.height);
1166	#else	1128	#else
1167	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1129	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1168	#endif	1130	#endif
1169	}	1131	}
1170		1132
		1133	if (set_hint)
		1134	XSetWMNormalHints (dpy, parent, &szHint);
		1135
1171	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1136	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1172		1137
1173	if (fix_screen || width != old_width || height != old_height)	1138	if (fix_screen || newwidth != old_width || newheight != old_height)
1174	{	1139	{
1175	if (scrollbar_visible ())	1140	if (scrollBar.state)
1176	{	1141	scrollBar.resize ();
1177	XMoveResizeWindow (display->display, scrollBar.win,
1178	window_sb_x, 0,
1179	scrollbar_TotalWidth (), szHint.height);
1180	resize_scrollbar ();
1181	}
1182		1142
1183	if (menubar_visible ())
1184	XMoveResizeWindow (display->display, menuBar.win,
1185	window_vt_x, 0,
1186	TermWin_TotalWidth (), menuBar_TotalHeight ());
1187
1188	XMoveResizeWindow (display->display, TermWin.vt,	1143	XMoveResizeWindow (dpy, vt,
1189	window_vt_x, window_vt_y,	1144	window_vt_x, window_vt_y,
1190	TermWin_TotalWidth (), TermWin_TotalHeight ());	1145	vt_width, vt_height);
1191	scr_clear ();	1146
1192	#ifdef XPM_BACKGROUND	1147	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1193	resize_pixmap ();	1148
		1149	#ifdef HAVE_BG_PIXMAP
		1150	if (bg_window_size_sensitive ())
		1151	update_background ();
1194	#endif	1152	#endif
1195	}	1153	}
1196		1154
1197	if (fix_screen || old_height == 0)	1155	if (fix_screen || old_height == 0)
1198	{
1199	int curr_screen = -1;
1200	int old_ncol = prev_ncol;
1201
1202	/* scr_reset only works on the primary screen */
1203	if (old_height) /* this is not the first time through */
1204	{
1205	unsigned int ncol = TermWin.ncol;
1206	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1207	curr_screen = scr_change_screen (PRIMARY);
1208	TermWin.ncol = ncol;
1209	}
1210
1211	scr_reset ();	1156	scr_reset ();
1212		1157
1213	if (curr_screen >= 0) /* this is not the first time through */
1214	{
1215	scr_change_screen (curr_screen);
1216	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1217	}
1218	}
1219
1220	old_width = szHint.width;
1221	old_height = szHint.height;
1222
1223	#ifdef USE_XIM	1158	#if USE_XIM
1224	IMSetStatusPosition ();	1159	im_set_position ();
1225	#endif	1160	#endif
1226	}	1161	}
1227		1162
1228	/*	1163	/*
1229	* Set the width/height of the vt window in characters. Units are pixels.	1164	* Set the width/height of the vt window in characters. Units are pixels.
1230	* good for toggling 80/132 columns	1165	* good for toggling 80/132 columns
1231	*/	1166	*/
1232	void	1167	void
1233	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1168	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1234	{	1169	{
1235	XWindowAttributes wattr;	1170	XWindowAttributes wattr;
1236		1171
1237	if (width == 0 || height == 0)	1172	if (newwidth == 0 || newheight == 0)
1238	{	1173	{
1239	XGetWindowAttributes (display->display, display->root, &wattr);	1174	XGetWindowAttributes (dpy, display->root, &wattr);
		1175
1240	if (width == 0)	1176	if (newwidth == 0)
1241	width = wattr.width - szHint.base_width;	1177	newwidth = wattr.width - szHint.base_width;
1242	if (height == 0)	1178	if (newheight == 0)
1243	height = wattr.height - szHint.base_height;	1179	newheight = wattr.height - szHint.base_height;
1244	}
1245
1246	if (width != TermWin.width || height != TermWin.height)
1247	{	1180	}
		1181
		1182	if (newwidth != vt_width || newheight != vt_height)
		1183	{
1248	width += szHint.base_width;	1184	newwidth += szHint.base_width;
1249	height += szHint.base_height;	1185	newheight += szHint.base_height;
1250	resize_all_windows (width, height, 0);	1186	resize_all_windows (newwidth, newheight, 0);
1251	}	1187	}
1252	}	1188	}
1253		1189
1254	/* -------------------------------------------------------------------- *	1190	/* -------------------------------------------------------------------- *
1255	* - X INPUT METHOD ROUTINES - *	1191	* - X INPUT METHOD ROUTINES - *
1256	* -------------------------------------------------------------------- */	1192	* -------------------------------------------------------------------- */
1257	#ifdef USE_XIM	1193	#if USE_XIM
1258		1194
1259	void	1195	void
		1196	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1197	{
		1198	fg = pix_colors [Color_fg];
		1199	bg = pix_colors [Color_bg];
		1200	}
		1201
		1202	void
1260	rxvt_term::im_set_size (XRectangle *size)	1203	rxvt_term::im_set_size (XRectangle &size)
1261	{	1204	{
1262	size->x = TermWin.int_bwidth;	1205	// the int_bwidth terms make no sense to me
1263	size->y = TermWin.int_bwidth;	1206	size.x = int_bwidth;
1264	size->width = Width2Pixel (TermWin.ncol);	1207	size.y = int_bwidth;
1265	size->height = Height2Pixel (TermWin.nrow);	1208	size.width = Width2Pixel (ncol) + int_bwidth;
		1209	size.height = Height2Pixel (nrow) + int_bwidth;
1266	}	1210	}
1267		1211
1268	void	1212	void
1269	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1213	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1214	XRectangle &status_rect,
		1215	const XRectangle &needed_rect)
1270	{	1216	{
1271	*fg = PixColors[Color_fg];	1217	preedit_rect.x = needed_rect.width;
1272	*bg = PixColors[Color_bg];	1218	preedit_rect.y = 0;
		1219	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1220	preedit_rect.height = fheight;
		1221
		1222	status_rect.x = 0;
		1223	status_rect.y = 0;
		1224	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1225	status_rect.height = fheight;
1273	}	1226	}
1274		1227
1275	/* Checking whether input method is running. */	1228	/* Checking whether input method is running. */
1276	bool	1229	bool
1277	rxvt_term::IMisRunning ()	1230	rxvt_term::im_is_running ()
1278	{	1231	{
1279	char *p;	1232	Atom atom;
1280	Atom atom;	1233	Window win;
1281	Window win;
1282	char server[IMBUFSIZ];	1234	char server[IMBUFSIZ];
1283		1235
1284	/* get current locale modifier */	1236	/* get current locale modifier */
1285	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1237	if (char *p = XSetLocaleModifiers (0))
1286	{	1238	{
1287	STRCPY (server, "@server=");	1239	strcpy (server, "@server=");
1288	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1240	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1241
1289	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1242	if (p = strchr (server + 1, '@')) /* first one only */
1290	*p = '\0';	1243	*p = '\0';
1291		1244
1292	atom = XInternAtom (display->display, server, False);	1245	atom = XInternAtom (dpy, server, False);
1293	win = XGetSelectionOwner (display->display, atom);	1246	win = XGetSelectionOwner (dpy, atom);
		1247
1294	if (win != None)	1248	if (win != None)
1295	return True;	1249	return true;
1296	}	1250	}
		1251
1297	return False;	1252	return false;
1298	}	1253	}
1299		1254
1300	void	1255	void
1301	rxvt_term::IMSendSpot ()	1256	rxvt_term::im_send_spot ()
1302	{	1257	{
1303	XPoint spot;	1258	XPoint nspot;
1304	XVaNestedList preedit_attr;	1259	XVaNestedList preedit_attr;
1305		1260
1306	if (Input_Context == NULL	1261	if (!Input_Context
1307	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1262	|| !focus
1308	|| ! (event_type == KeyPress	1263	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1309	|| event_type == Expose
1310	|| event_type == NoExpose
1311	|| event_type == SelectionNotify
1312	|| event_type == ButtonRelease || event_type == FocusIn)
1313	|| !IMisRunning ())
1314	return;	1264	return;
1315		1265
1316	im_set_position (&spot);	1266	im_set_position (nspot);
		1267
		1268	if (nspot.x == spot.x && nspot.y == spot.y)
		1269	return;
		1270
		1271	spot = nspot;
1317		1272
1318	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1273	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1319	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1274	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1320	XFree (preedit_attr);	1275	XFree (preedit_attr);
1321	}	1276	}
1322		1277
1323	void	1278	void
1324	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1325	XRectangle * needed_rect)
1326	{
1327	int mbh, vtx = 0;
1328
1329	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1330	vtx = scrollbar_TotalWidth ();
1331
1332	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1333	mbh -= TermWin.lineSpace;
1334
1335	preedit_rect->x = needed_rect->width + vtx;
1336	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1337
1338	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1339	preedit_rect->height = Height2Pixel (1);
1340
1341	status_rect->x = vtx;
1342	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1343
1344	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1345	status_rect->height = Height2Pixel (1);
1346	}
1347
1348	void
1349	rxvt_term::im_destroy ()	1279	rxvt_term::im_destroy ()
1350	{	1280	{
1351	if (Input_Context)
1352	{
1353	XDestroyIC (Input_Context);
1354	Input_Context = NULL;
1355	}
1356
1357	if (input_method)	1281	if (input_method)
1358	{	1282	{
		1283	if (Input_Context && input_method->xim)
		1284	XDestroyIC (Input_Context);
		1285
1359	display->put_xim (input_method);	1286	display->put_xim (input_method);
1360	input_method = 0;	1287	input_method = 0;
1361	}	1288	}
		1289
		1290	Input_Context = 0;
1362	}	1291	}
		1292
		1293	#ifdef ENABLE_XIM_ONTHESPOT
		1294
		1295	static void
		1296	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1297	{
		1298	((rxvt_term *)client_data)->make_current ();
		1299	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1300	}
		1301
		1302	static void
		1303	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1304	{
		1305	((rxvt_term *)client_data)->make_current ();
		1306	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1307	}
		1308
		1309	static void
		1310	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1311	{
		1312	rxvt_term *term = (rxvt_term *)client_data;
		1313	XIMText *text = call_data->text;
		1314
		1315	term->make_current ();
		1316
		1317	if (text)
		1318	{
		1319	wchar_t *str;
		1320
		1321	if (!text->encoding_is_wchar && text->string.multi_byte)
		1322	{
		1323	// of course, X makes it ugly again
		1324	if (term->rs[Rs_imLocale])
		1325	SET_LOCALE (term->rs[Rs_imLocale]);
		1326
		1327	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1328	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1329
		1330	if (term->rs[Rs_imLocale])
		1331	SET_LOCALE (term->locale);
		1332	}
		1333	else
		1334	str = text->string.wide_char;
		1335
		1336	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1337	DT_INT, call_data->caret,
		1338	DT_INT, call_data->chg_first,
		1339	DT_INT, call_data->chg_length,
		1340	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1341	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1342	DT_END));
		1343	}
		1344	else
		1345	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1346	DT_INT, call_data->caret,
		1347	DT_INT, call_data->chg_first,
		1348	DT_INT, call_data->chg_length,
		1349	DT_END));
		1350	}
		1351
		1352	#if 0
		1353	static void
		1354	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1355	{
		1356	((rxvt_term *)client_data)->make_current ();
		1357	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1358	DT_INT, call_data->position,
		1359	DT_INT, call_data->direction,
		1360	DT_INT, call_data->style,
		1361	DT_END));
		1362	}
		1363	#endif
		1364
		1365	#endif
1363		1366
1364	/*	1367	/*
1365	* Try to open a XIM with the current modifiers, then see if we can	1368	* Try to open a XIM with the current modifiers, then see if we can
1366	* open a suitable preedit type	1369	* open a suitable preedit type
1367	*/	1370	*/
1368	bool	1371	bool
1369	rxvt_term::IM_get_IC (const char *modifiers)	1372	rxvt_term::im_get_ic (const char *modifiers)
1370	{	1373	{
1371	int i, j, found;	1374	int i, j, found;
1372	XIM xim;	1375	XIM xim;
1373	XPoint spot;	1376	XPoint spot;
1374	XRectangle rect, status_rect, needed_rect;	1377	XRectangle rect, status_rect, needed_rect;
1375	unsigned long fg, bg;	1378	unsigned long fg, bg;
1376	const char *p;	1379	const char *p;
1377	char **s;	1380	char **s;
1378	XIMStyles *xim_styles;	1381	XIMStyles *xim_styles;
1379	XVaNestedList preedit_attr, status_attr;
1380		1382
		1383	set_environ (env);
		1384
1381	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1385	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1382	return false;	1386	return false;
1383		1387
1384	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1385	input_method = display->get_xim (locale, modifiers);	1388	input_method = display->get_xim (locale, modifiers);
1386	if (input_method == NULL)	1389	if (input_method == NULL)
1387	return false;	1390	return false;
1388		1391
1389	xim = input_method->xim;	1392	xim = input_method->xim;
		1393	spot.x = spot.y = -1;
1390		1394
1391	xim_styles = NULL;	1395	xim_styles = NULL;
1392	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1396	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1393	|| !xim_styles || !xim_styles->count_styles)	1397	|| !xim_styles || !xim_styles->count_styles)
1394	{	1398	{
1395	display->put_xim (input_method);	1399	im_destroy ();
1396	return false;	1400	return false;
1397	}	1401	}
1398		1402
1399	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1403	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1400	s = rxvt_splitcommastring (p);	1404
		1405	for (int pi = 0; pi < 2; pi++)
		1406	{
		1407	p = pet[pi];
		1408
		1409	if (!p)
		1410	continue;
		1411
		1412	s = rxvt_strsplit (',', p);
		1413
1401	for (i = found = 0; !found && s[i]; i++)	1414	for (i = found = 0; !found && s[i]; i++)
1402	{	1415	{
1403	if (!STRCMP (s[i], "OverTheSpot"))	1416	if (!strcmp (s[i], "OverTheSpot"))
1404	input_style = (XIMPreeditPosition | XIMStatusNothing);	1417	input_style = XIMPreeditPosition | XIMStatusNothing;
1405	else if (!STRCMP (s[i], "OffTheSpot"))	1418	else if (!strcmp (s[i], "OffTheSpot"))
1406	input_style = (XIMPreeditArea | XIMStatusArea);	1419	input_style = XIMPreeditArea | XIMStatusArea;
1407	else if (!STRCMP (s[i], "Root"))	1420	else if (!strcmp (s[i], "Root"))
1408	input_style = (XIMPreeditNothing | XIMStatusNothing);	1421	input_style = XIMPreeditNothing | XIMStatusNothing;
		1422	else if (!strcmp (s[i], "None"))
		1423	input_style = XIMPreeditNone | XIMStatusNone;
		1424	#ifdef ENABLE_XIM_ONTHESPOT
		1425	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1426	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1427	#endif
		1428	else
		1429	input_style = XIMPreeditNothing | XIMStatusNothing;
1409		1430
1410	for (j = 0; j < xim_styles->count_styles; j++)	1431	for (j = 0; j < xim_styles->count_styles; j++)
1411	if (input_style == xim_styles->supported_styles[j])	1432	if (input_style == xim_styles->supported_styles[j])
1412	{	1433	{
		1434	rxvt_free_strsplit (s);
		1435
1413	found = 1;	1436	found = 1;
1414	break;	1437	goto foundpet;
		1438	}
		1439
1415	}	1440	}
1416	}
1417		1441
1418	for (i = 0; s[i]; i++)	1442	rxvt_free_strsplit (s);
1419	free (s[i]);	1443	}
1420		1444
1421	free (s);	1445	foundpet:
		1446
1422	XFree (xim_styles);	1447	XFree (xim_styles);
1423		1448
1424	if (!found)	1449	if (!found)
1425	{	1450	{
1426	display->put_xim (input_method);	1451	im_destroy ();
1427	return false;	1452	return false;
1428	}	1453	}
1429		1454
1430	preedit_attr = status_attr = NULL;	1455	XFontSet fs = 0;
		1456	XVaNestedList preedit_attr = 0, status_attr = 0;
		1457
		1458	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1459	{
		1460	// fake us a font-set, please
		1461	char **missing_charset_list;
		1462	int missing_charset_count;
		1463	char *def_string;
		1464	char pat[512];
		1465
		1466	sprintf (pat,
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"*",
		1473	fheight,
		1474	fheight + 1, fheight - 1,
		1475	fheight - 2, fheight + 2);
		1476
		1477	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1478	&missing_charset_list, &missing_charset_count, &def_string);
		1479
		1480	if (missing_charset_list)
		1481	XFreeStringList (missing_charset_list);
		1482
		1483	if (!fs)
		1484	{
		1485	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1486	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1487	}
		1488	}
1431		1489
1432	if (input_style & XIMPreeditPosition)	1490	if (input_style & XIMPreeditPosition)
1433	{	1491	{
1434	im_set_size (&rect);	1492	im_set_size (rect);
1435	im_set_position (&spot);	1493	im_set_position (spot);
1436	im_set_color (&fg, &bg);	1494	im_set_color (fg, bg);
1437		1495
1438	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1496	preedit_attr = XVaCreateNestedList (0,
		1497	XNForeground, fg,
		1498	XNBackground, bg,
		1499	XNArea, &rect,
1439	XNSpotLocation, &spot,	1500	XNSpotLocation, &spot,
1440	XNForeground, fg, XNBackground, bg,
1441	//XNFontSet, TermWin.fontset,	1501	XNFontSet, fs,
1442	NULL);	1502	NULL);
1443	}	1503	}
1444	else if (input_style & XIMPreeditArea)	1504	else if (input_style & XIMPreeditArea)
1445	{	1505	{
1446	im_set_color (&fg, &bg);	1506	im_set_color (fg, bg);
1447		1507
1448	/*	1508	/*
1449	* The necessary width of preedit area is unknown	1509	* The necessary width of preedit area is unknown
1450	* until create input context.	1510	* until create input context.
1451	*/	1511	*/
1452	needed_rect.width = 0;	1512	needed_rect.width = 0;
1453
1454	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1513	im_set_preedit_area (rect, status_rect, needed_rect);
1455		1514
1456	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1515	preedit_attr = XVaCreateNestedList (0,
		1516	XNForeground, fg,
1457	XNForeground, fg, XNBackground, bg,	1517	XNBackground, bg,
		1518	XNArea, &rect,
		1519	XNFontSet, fs,
		1520	NULL);
		1521	status_attr = XVaCreateNestedList (0,
		1522	XNForeground, fg,
		1523	XNBackground, bg,
		1524	XNArea, &status_rect,
1458	//XNFontSet, TermWin.fontset,	1525	XNFontSet, fs,
1459	NULL);	1526	NULL);
1460	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1527	}
1461	XNForeground, fg, XNBackground, bg,	1528	#if ENABLE_XIM_ONTHESPOT
1462	//XNFontSet, TermWin.fontset,	1529	else if (input_style & XIMPreeditCallbacks)
		1530	{
		1531	XIMCallback xcb[4];
		1532
		1533	im_set_position (spot);
		1534
		1535	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1536	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1537	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1538	# if 0
		1539	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1540	# endif
		1541
		1542	preedit_attr = XVaCreateNestedList (0,
		1543	XNSpotLocation, &spot,
		1544	XNPreeditStartCallback, &xcb[0],
		1545	XNPreeditDoneCallback , &xcb[1],
		1546	XNPreeditDrawCallback , &xcb[2],
		1547	# if 0
		1548	XNPreeditCaretCallback, &xcb[3],
		1549	# endif
1463	NULL);	1550	NULL);
1464	}	1551	}
		1552	#endif
1465		1553
1466	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1554	Input_Context = XCreateIC (xim,
		1555	XNInputStyle, input_style,
1467	XNClientWindow, TermWin.parent[0],	1556	XNClientWindow, vt,
1468	XNFocusWindow, TermWin.parent[0],	1557	XNFocusWindow, parent,
1469	preedit_attr ? XNPreeditAttributes : NULL,	1558	preedit_attr ? XNPreeditAttributes : NULL,
1470	preedit_attr,	1559	preedit_attr,
1471	status_attr ? XNStatusAttributes : NULL,	1560	status_attr ? XNStatusAttributes : NULL,
1472	status_attr, NULL);	1561	status_attr, NULL);
		1562
1473	if (preedit_attr) XFree (preedit_attr);	1563	if (preedit_attr) XFree (preedit_attr);
1474	if (status_attr) XFree (status_attr);	1564	if (status_attr) XFree (status_attr);
		1565	if (fs) XFreeFontSet (dpy, fs);
1475		1566
1476	if (Input_Context == NULL)	1567	if (Input_Context == NULL)
1477	{	1568	{
1478	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1569	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1479	display->put_xim (input_method);	1570	im_destroy ();
1480	return false;	1571	return false;
1481	}	1572	}
1482		1573
1483	if (input_style & XIMPreeditArea)	1574	#if 0
1484	IMSetStatusPosition ();	1575	// unfortunately, only the focus window is used by XIM, hard to fix
		1576	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1577	vt_select_input ();
		1578	#endif
1485		1579
1486	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1580	im_set_position ();
		1581
1487	return true;	1582	return true;
1488	}	1583	}
1489		1584
1490	void	1585	void
1491	rxvt_term::im_cb ()	1586	rxvt_term::im_cb ()
1492	{	1587	{
1493	int i, found, had_im;	1588	int i;
1494	const char *p;	1589	const char *p;
1495	char **s;	1590	char **s;
1496	char buf[IMBUFSIZ];	1591	char buf[IMBUFSIZ];
1497		1592
		1593	make_current ();
		1594
1498	im_destroy ();	1595	im_destroy ();
1499		1596
1500	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1501	if (Input_Context)	1597	if (Input_Context)
1502	return;	1598	return;
1503		1599
1504	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1505	if (rs[Rs_imLocale])	1600	if (rs[Rs_imLocale])
1506	SET_LOCALE (rs[Rs_imLocale]);	1601	SET_LOCALE (rs[Rs_imLocale]);
1507	#endif
1508		1602
1509	p = rs[Rs_inputMethod];	1603	p = rs[Rs_inputMethod];
1510	if (p && *p)	1604	if (p && *p)
1511	{	1605	{
1512	bool found = false;	1606	bool found = false;
1513		1607
1514	s = rxvt_splitcommastring (p);	1608	s = rxvt_strsplit (',', p);
		1609
1515	for (i = 0; s[i]; i++)	1610	for (i = 0; s[i]; i++)
1516	{	1611	{
1517	if (*s[i])	1612	if (*s[i])
1518	{	1613	{
1519	STRCPY (buf, "@im=");	1614	strcpy (buf, "@im=");
1520	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1615	strncat (buf, s[i], IMBUFSIZ - 5);
1521	if (IM_get_IC (buf))	1616	if (im_get_ic (buf))
1522	{	1617	{
1523	found = true;	1618	found = true;
1524	break;	1619	break;
1525	}	1620	}
1526	}	1621	}
1527	}	1622	}
1528	for (i = 0; s[i]; i++)	1623
1529	free (s[i]);	1624	rxvt_free_strsplit (s);
1530	free (s);
1531		1625
1532	if (found)	1626	if (found)
1533	goto done;	1627	goto done;
1534	}	1628	}
1535		1629
1536	/* try with XMODIFIERS env. var. */	1630	/* try with XMODIFIERS env. var. */
1537	if (IM_get_IC (""))	1631	if (im_get_ic (""))
1538	goto done;	1632	goto done;
1539		1633
1540	/* try with no modifiers base IF the user didn't specify an IM */	1634	/* try with no modifiers base IF the user didn't specify an IM */
1541	if (IM_get_IC ("@im=none"))	1635	if (im_get_ic ("@im=none"))
1542	goto done;	1636	goto done;
1543		1637
1544	done:	1638	done:
1545	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1546	if (rs[Rs_imLocale])	1639	if (rs[Rs_imLocale])
1547	SET_LOCALE (locale);	1640	SET_LOCALE (locale);
1548	#endif
1549	}	1641	}
1550		1642
1551	void	1643	void
1552	rxvt_term::IMSetStatusPosition ()	1644	rxvt_term::im_set_position ()
1553	{	1645	{
1554	XRectangle preedit_rect, status_rect, *needed_rect;	1646	XRectangle preedit_rect, status_rect, *needed_rect;
1555	XVaNestedList preedit_attr, status_attr;	1647	XVaNestedList preedit_attr, status_attr;
1556		1648
1557	if (Input_Context == NULL	1649	if (!Input_Context
1558	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1650	|| !focus
		1651	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1559	|| !IMisRunning ())	1652	|| !im_is_running ())
1560	return;	1653	return;
1561		1654
		1655	if (input_style & XIMPreeditPosition)
		1656	{
		1657	im_set_size (preedit_rect);
		1658	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1659
		1660	XSetICValues (Input_Context,
		1661	XNPreeditAttributes, preedit_attr, NULL);
		1662	}
		1663	else
		1664	{
1562	/* Getting the necessary width of preedit area */	1665	/* Getting the necessary width of preedit area */
1563	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1666	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1564	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1667	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1565	XFree (status_attr);	1668	XFree (status_attr);
1566		1669
1567	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1670	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1671	XFree (needed_rect);
1568		1672
1569	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1570	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1674	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1571		1675
1572	XSetICValues (Input_Context,	1676	XSetICValues (Input_Context,
1573	XNPreeditAttributes, preedit_attr,	1677	XNPreeditAttributes, preedit_attr,
1574	XNStatusAttributes, status_attr, NULL);	1678	XNStatusAttributes, status_attr,
		1679	NULL);
1575		1680
		1681	XFree (status_attr);
		1682	}
		1683
1576	XFree (preedit_attr);	1684	XFree (preedit_attr);
1577	XFree (status_attr);
1578	}	1685	}
1579	#endif /* USE_XIM */	1686	#endif /* USE_XIM */
1580		1687
1581	/*----------------------------------------------------------------------*/	1688	void
1582	rxvt_t rxvt_current_term;	1689	rxvt_term::get_window_origin (int &x, int &y)
		1690	{
		1691	Window cr;
		1692	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1693	}
		1694
		1695	#ifdef HAVE_BG_PIXMAP
		1696
		1697	void
		1698	rxvt_term::update_background ()
		1699	{
		1700	if (update_background_ev.is_active ())
		1701	return;
		1702
		1703	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1704
		1705	if (to_wait <= 0.)
		1706	bg_render ();
		1707	else
		1708	update_background_ev.start (to_wait);
		1709	}
		1710
		1711	void
		1712	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1713	{
		1714	make_current ();
		1715
		1716	update_background_ev.stop ();
		1717	bg_render ();
		1718	refresh_check ();
		1719	}
		1720
		1721	#endif /* HAVE_BG_PIXMAP */
1583		1722
1584	/*----------------------- end-of-file (C source) -----------------------*/	1723	/*----------------------- end-of-file (C source) -----------------------*/

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