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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.76 by root, Wed Aug 4 03:29:28 2004 UTC vs.
Revision 1.380 by root, Tue Jun 5 11:35:58 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
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	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
146	termwin_ev (this, &rxvt_term::x_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	vt_ev (this, &rxvt_term::x_cb),
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 ENABLE_TRANSPARENCY || 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	check_ev (this, &rxvt_term::check_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	flush_ev (this, &rxvt_term::flush_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	destroy_ev (this, &rxvt_term::destroy_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	pty_ev (this, &rxvt_term::pty_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	incr_ev (this, &rxvt_term::incr_cb)	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
180	{	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
182		194
183	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;
184	}	212	}
185		213
186	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
187	{	215	{
188	termlist.erase (find (termlist.begin (), termlist.end(), this));	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
189		217
190	if (cmd_fd >= 0)	218	emergency_cleanup ();
191	close (cmd_fd);
192		219
193	#ifndef NO_SETOWNER_TTYDEV	220	#if ENABLE_STYLES
194	privileged_ttydev (RESTORE);	221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
195	#endif	224	#endif
196	#ifdef UTMP_SUPPORT
197	privileged_utmp (RESTORE);
198	#endif
199
200	delete TermWin.fontset;	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
201		230
202	if (display)	231	if (display)
203	{	232	{
204	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
205		235
206	#ifdef MENUBAR	236	#if USE_XIM
207	if (menubarGC) XFreeGC (display->display, menubarGC);	237	im_destroy ();
208	#endif	238	#endif
209	#ifdef XTERM_SCROLLBAR	239	scrollBar.destroy ();
210	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	240	if (gc) XFreeGC (dpy, gc);
211	if (ShadowGC) XFreeGC (display->display, ShadowGC);
212	#endif
213	#ifdef PLAIN_SCROLLBAR
214	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
215	#endif
216	#ifdef NEXT_SCROLLBAR
217	if (blackGC) XFreeGC (display->display, blackGC);
218	if (whiteGC) XFreeGC (display->display, whiteGC);
219	if (grayGC) XFreeGC (display->display, grayGC);
220	if (darkGC) XFreeGC (display->display, darkGC);
221	if (stippleGC) XFreeGC (display->display, stippleGC);
222	if (dimple) XFreePixmap (display->display, dimple);
223	if (upArrow) XFreePixmap (display->display, upArrow);
224	if (downArrow) XFreePixmap (display->display, downArrow);
225	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
226	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
227	#endif
228	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
229	if (topShadowGC) XFreeGC (display->display, topShadowGC);
230	if (botShadowGC) XFreeGC (display->display, botShadowGC);
231	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
232	#endif
233	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
234		241
235	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
236	delete menuBar.drawable;	242	delete drawable;
237	//if (menuBar.win)
238	// XDestroyWindow (display->display, menuBar.win);
239	#endif
240	delete TermWin.drawable;
241	// destroy all windows	243	// destroy all windows
242	if (TermWin.parent[0])	244	if (parent)
243	XDestroyWindow (display->display, TermWin.parent[0]);	245	XDestroyWindow (dpy, parent);
244	}
245		246
246	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
247		248	if (ISSET_PIXCOLOR (i))
248	delete PixColorsFocused;	249	{
		250	pix_colors_focused [i].free (this);
249	#ifdef OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
250	delete PixColorsUnFocused;	252	pix_colors_unfocused [i].free (this);
251	#endif	253	#endif
		254	}
252		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
253	displays.put (display);	259	displays.put (display);
		260	}
254		261
255	scr_release ();	262	scr_release ();
256		263
257	/* clear all resources */	264	/* clear all resources */
258	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
259	free (allocated[i]);	266	free (allocated [i]);
260		267
261	free (selection.text);	268	free (selection.text);
262	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
263	free (env_windowid);
264	free (env_display);
265	free (env_term);
266	free (env_colorfgbg);
267	free (locale);	270	free (locale);
268	#if 0	271	free (v_buffer);
269	free (codeset);	272
270	#endif	273	delete selection_req;
271		274
272	delete envv;	275	delete envv;
273	delete argv;	276	delete argv;
		277
		278	#ifdef KEYSYM_RESOURCE
		279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
		285
		286	// child has exited, usually destroys
		287	void
		288	rxvt_term::child_cb (ev::child &w, int status)
		289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
		292	cmd_pid = 0;
		293
		294	if (!option (Opt_hold))
		295	destroy ();
274	}	296	}
275		297
276	void	298	void
277	rxvt_term::destroy ()	299	rxvt_term::destroy ()
278	{	300	{
		301	if (destroy_ev.is_active ())
		302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		305
		306	#if ENABLE_OVERLAY
		307	scr_overlay_off ();
		308	#endif
		309
279	if (display)	310	if (display)
280	{	311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
281	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
		318	#endif
282	termwin_ev.stop (display);	319	termwin_ev.stop (display);
283	vt_ev.stop (display);	320	vt_ev.stop (display);
284	#ifdef USE_XIM
285	im_destroy ();
286	im_ev.stop (display);
287	#endif
288	#ifdef HAVE_SCROLLBARS
289	scrollbar_ev.stop (display);
290	#endif
291	#ifdef MENUBAR
292	menubar_ev.stop (display);
293	#endif
294	}	321	}
295		322
296	check_ev.stop ();	323	flush_ev.stop ();
297	pty_ev.stop ();	324	pty_ev.stop ();
298	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
299	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
300	#endif	327	#endif
301	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
309	#endif	336	#endif
310	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
311	pointer_ev.stop ();	338	pointer_ev.stop ();
312	#endif	339	#endif
313		340
314	destroy_ev.start (0);	341	destroy_ev.start ();
315	}	342	}
316		343
317	void	344	void
318	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
319	{	346	{
320	SET_R (this);	347	make_current ();
321		348
322	delete this;	349	delete this;
323	}	350	}
324		351
		352	void
		353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		354	{
		355	if (!opt)
		356	return;
		357
		358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
		360
		361	val = val & ~mask | (set ? mask : 0);
		362	}
		363
325	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
326	/* rxvt_init () */
327	bool
328	rxvt_term::init (int argc, const char *const *argv)
329	{
330	SET_R (this);
331
332	if (!init_vars ())
333	return false;
334
335	/*
336	* Save and then give up any super-user privileges
337	* If we need privileges in any area then we must specifically request it.
338	* We should only need to be root in these cases:
339	* 1. write utmp entries on some systems
340	* 2. chown tty on some systems
341	*/
342	privileges (SAVE);
343	privileges (IGNORE);
344
345	init_secondary ();
346
347	const char **cmd_argv = init_resources (argc, argv);
348
349	set_locale ("");
350
351	#if MENUBAR_MAX
352	menubar_read (rs[Rs_menu]);
353	#endif
354	#ifdef HAVE_SCROLLBARS
355	if (Options & Opt_scrollBar)
356	scrollBar.setIdle (); /* set existence for size calculations */
357	#endif
358
359	create_windows (argc, argv);
360
361	init_xlocale ();
362
363	scr_reset (); /* initialize screen */
364
365	#if 0
366	XSynchronize (display->display, True);
367	#endif
368
369	#ifdef HAVE_SCROLLBARS
370	if (Options & Opt_scrollBar)
371	resize_scrollbar (); /* create and map scrollbar */
372	#endif
373	#if (MENUBAR_MAX)
374	if (menubar_visible ())
375	XMapWindow (display->display, menuBar.win);
376	#endif
377	#ifdef TRANSPARENT
378	if (Options & Opt_transparent)
379	{
380	XSelectInput (display->display, display->root, PropertyChangeMask);
381	check_our_parents ();
382	}
383	#endif
384
385	rootwin_ev.start (display, display->root);
386
387	XMapWindow (display->display, TermWin.vt);
388	XMapWindow (display->display, TermWin.parent[0]);
389
390	init_command (cmd_argv);
391
392	pty_ev.start (cmd_fd, EVENT_READ);
393
394	check_ev.start ();
395
396	return true;
397	}
398
399	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
400
401	void
402	rxvt_init_signals ()
403	{
404	/* install exit handler for cleanup */
405	#if 0
406	#ifdef HAVE_ATEXIT
407	atexit (rxvt_clean_exit);
408	#else
409	#endif
410	#endif
411
412	struct sigaction sa;
413
414	sigfillset (&sa.sa_mask);
415	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
416	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
417	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
420	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
421	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
422
423	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
424	/* signal (SIGURG, SIG_DFL); */
425
426	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
427	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
428	}
429
430	/* ------------------------------------------------------------------------- *
431	* SIGNAL HANDLING & EXIT HANDLER *
432	* ------------------------------------------------------------------------- */
433	/*	365	/*
434	* Catch a SIGCHLD signal and exit if the direct child has died	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
435	*/	367	*/
		368	static XErrorHandler old_xerror_handler;
436		369
437	void rxvt_term::child_exited (int pid)	370	static void
		371	rxvt_emergency_cleanup ()
438	{	372	{
439	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)	373	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
440	if (pid == (*t)->cmd_pid)	374	(*t)->emergency_cleanup ();
		375	}
		376
		377	#if !ENABLE_MINIMAL
		378	static void ecb_cold
		379	print_x_error (Display *dpy, XErrorEvent *event)
		380	{
		381	char buffer[BUFSIZ];
		382	char mesg[BUFSIZ];
		383	char number[32];
		384
		385	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		386
		387	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		388	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		389
		390	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		391	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		392	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		393
		394	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		395	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		396
		397	sprintf (number, "%d", event->request_code);
		398	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		399	rxvt_warn ("+ (which is %s)\n", buffer);
		400
		401	if (event->request_code >= 128)
441	{	402	{
442	(*t)->destroy ();	403	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
443	break;	404	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
444	}	405	}
445	}
446		406
447	/* ARGSUSED */	407	if (event->error_code == BadWindow
448	/* EXTPROTO */	408	|| event->error_code == BadPixmap
449	RETSIGTYPE	409	|| event->error_code == BadCursor
450	rxvt_Child_signal (int sig __attribute__ ((unused)))	410	|| event->error_code == BadFont
451	{	411	|| event->error_code == BadDrawable
452	int pid, save_errno = errno;	412	|| event->error_code == BadColor
		413	|| event->error_code == BadGC
		414	|| event->error_code == BadIDChoice
		415	|| event->error_code == BadValue
		416	|| event->error_code == BadAtom)
		417	{
		418	if (event->error_code == BadValue)
		419	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		420	else if (event->error_code == BadAtom)
		421	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		422	else
		423	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
453		424
454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)	425	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
455	rxvt_term::child_exited (pid);	426	}
456
457	errno = save_errno;
458	}	427	}
459
460	/*
461	* Catch a fatal signal and tidy up before quitting
462	*/
463	/* EXTPROTO */
464	RETSIGTYPE
465	rxvt_Exit_signal (int sig)
466	{
467	signal (sig, SIG_DFL);
468	#ifdef DEBUG_CMD
469	rxvt_warn ("caught signal %d, exiting.\n", sig);
470	#endif	428	#endif
471	rxvt_clean_exit ();
472	kill (getpid (), sig);
473	}
474		429
475	/* INTPROTO */	430	int ecb_cold
476	int
477	rxvt_xerror_handler (Display *display, XErrorEvent *event)	431	rxvt_xerror_handler (Display *display, XErrorEvent *event)
478	{	432	{
479	if (GET_R->allowedxerror == -1)	433	if (GET_R->allowedxerror == -1)
480	GET_R->allowedxerror = event->error_code;	434	GET_R->allowedxerror = event->error_code;
481	else	435	else
482	{	436	{
		437	// GET_R is most likely not the terminal which caused the error,
		438	// so just output the error and continue
		439	#if ENABLE_MINIMAL
483	old_xerror_handler (display, event);	440	old_xerror_handler (display, event);
484	GET_R->destroy ();	441	#else
		442	print_x_error (display, event);
		443	#endif
485	}	444	}
486		445
487	return 0;	446	return 0;
		447	}
		448
		449	int ecb_cold
		450	rxvt_xioerror_handler (Display *display)
		451	{
		452	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		453	DisplayString (display));
		454	rxvt_emergency_cleanup ();
		455	_exit (EXIT_FAILURE);
		456	}
		457
		458	static struct sig_handlers
		459	{
		460	ev::sig sw_term, sw_int;
		461
		462	/*
		463	* Catch a fatal signal and tidy up before quitting
		464	*/
		465	void sig_term (ev::sig &w, int revents);
		466
		467	sig_handlers ()
		468	{
		469	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		470	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		471	}
		472	} sig_handlers;
		473
		474	void
		475	sig_handlers::sig_term (ev::sig &w, int revents)
		476	{
		477	rxvt_emergency_cleanup ();
		478	w.stop ();
		479	kill (getpid (), w.signum);
		480	}
		481
		482	static void
		483	rxvt_get_ttymode (struct termios *tio)
		484	{
		485	if (tcgetattr (STDIN_FILENO, tio) < 0)
		486	memset (tio, 0, sizeof (struct termios));
		487
		488	for (int i = 0; i < NCCS; i++)
		489	tio->c_cc[i] = VDISABLE;
		490
		491	tio->c_cc[VINTR] = CINTR;
		492	tio->c_cc[VQUIT] = CQUIT;
		493	tio->c_cc[VERASE] = CERASE;
		494	#ifdef VERASE2
		495	tio->c_cc[VERASE2] = CERASE2;
		496	#endif
		497	tio->c_cc[VKILL] = CKILL;
		498	tio->c_cc[VEOF] = CEOF;
		499	tio->c_cc[VSTART] = CSTART;
		500	tio->c_cc[VSTOP] = CSTOP;
		501	tio->c_cc[VSUSP] = CSUSP;
		502	# ifdef VDSUSP
		503	tio->c_cc[VDSUSP] = CDSUSP;
		504	# endif
		505	# ifdef VREPRINT
		506	tio->c_cc[VREPRINT] = CRPRNT;
		507	# endif
		508	# ifdef VDISCRD
		509	tio->c_cc[VDISCRD] = CFLUSH;
		510	# endif
		511	# ifdef VWERSE
		512	tio->c_cc[VWERSE] = CWERASE;
		513	# endif
		514	# ifdef VLNEXT
		515	tio->c_cc[VLNEXT] = CLNEXT;
		516	# endif
		517	# ifdef VSTATUS
		518	tio->c_cc[VSTATUS] = CSTATUS;
		519	# endif
		520
		521	# if VMIN != VEOF
		522	tio->c_cc[VMIN] = 1;
		523	# endif
		524	# if VTIME != VEOL
		525	tio->c_cc[VTIME] = 0;
		526	# endif
		527
		528	/* input modes */
		529	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		530	# ifdef IMAXBEL
		531	| IMAXBEL
		532	# endif
		533	| IXON);
		534
		535	/* output modes */
		536	tio->c_oflag = (OPOST | ONLCR);
		537
		538	/* control modes */
		539	tio->c_cflag = (CS8 | CREAD);
		540
		541	/* local modes */
		542	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		543	# if defined (ECHOCTL) && defined (ECHOKE)
		544	| ECHOCTL | ECHOKE
		545	# endif
		546	| ECHOE | ECHOK);
		547	}
		548
		549	char **rxvt_environ; // startup environment
		550
		551	void
		552	rxvt_init ()
		553	{
		554	assert (("fontMask must not overlap other RS masks",
		555	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		556
		557	rxvt_get_ttymode (&rxvt_term::def_tio);
		558
		559	// get rid of stdin/stdout as we don't need them, to free resources
		560	dup2 (STDERR_FILENO, STDIN_FILENO);
		561	dup2 (STDERR_FILENO, STDOUT_FILENO);
		562
		563	if (!ev_default_loop ())
		564	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		565
		566	rxvt_environ = environ;
		567
		568	signal (SIGHUP, SIG_IGN);
		569	signal (SIGPIPE, SIG_IGN);
		570
		571	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		572	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		573
		574	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		575	// TODO: handle this with exceptions and tolerate the memory loss
		576	XSetIOErrorHandler (rxvt_xioerror_handler);
		577
		578	XrmInitialize ();
		579
		580	#if HAVE_PIXBUF
		581	g_type_init ();
		582	#endif
488	}	583	}
489		584
490	/*----------------------------------------------------------------------*/	585	/*----------------------------------------------------------------------*/
491	/*	586	/*
492	* Exit gracefully, clearing the utmp entry and restoring tty attributes
493	* TODO: if debugging, this should free up any known resources if we can
494	*/
495	/* EXTPROTO */
496	void
497	rxvt_clean_exit ()
498	{
499	// TODO: rxvtd should clean up all ressources
500	if (GET_R)
501	GET_R->destroy ();
502	}
503
504	/* ------------------------------------------------------------------------- *
505	* MEMORY ALLOCATION WRAPPERS *
506	* ------------------------------------------------------------------------- */
507	/* EXTPROTO */
508	void *
509	rxvt_malloc (size_t size)
510	{
511	void *p;
512
513	p = malloc (size);
514	if (p)
515	return p;
516
517	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
518	rxvt_clean_exit ();
519	exit (EXIT_FAILURE);
520	/* NOTREACHED */
521	}
522
523	/* EXTPROTO */
524	void *
525	rxvt_calloc (size_t number, size_t size)
526	{
527	void *p;
528
529	p = calloc (number, size);
530	if (p)
531	return p;
532
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534	rxvt_clean_exit ();
535	exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}
538
539	/* EXTPROTO */
540	void *
541	rxvt_realloc (void *ptr, size_t size)
542	{
543	void *p;
544
545	if (ptr)
546	p = realloc (ptr, size);
547	else
548	p = malloc (size);
549	if (p)
550	return p;
551
552	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
553	rxvt_clean_exit ();
554	exit (EXIT_FAILURE);
555	/* NOTREACHED */
556	}
557
558	/* ------------------------------------------------------------------------- *
559	* PRIVILEGED OPERATIONS *
560	* ------------------------------------------------------------------------- */
561	/* take care of suid/sgid super-user (root) privileges */
562	void
563	rxvt_term::privileges (int mode)
564	{
565	#if ! defined(__CYGWIN32__)
566	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
567	/* setreuid () is the poor man's setuid (), seteuid () */
568	# define seteuid(a) setreuid(-1, (a))
569	# define setegid(a) setregid(-1, (a))
570	# define HAVE_SETEUID
571	# endif
572	# ifdef HAVE_SETEUID
573	switch (mode)
574	{
575	case IGNORE:
576	/*
577	* change effective uid/gid - not real uid/gid - so we can switch
578	* back to root later, as required
579	*/
580	seteuid (getuid ());
581	setegid (getgid ());
582	break;
583	case SAVE:
584	euid = geteuid ();
585	egid = getegid ();
586	break;
587	case RESTORE:
588	seteuid (euid);
589	setegid (egid);
590	break;
591	}
592	# else
593	switch (mode)
594	{
595	case IGNORE:
596	setuid (getuid ());
597	setgid (getgid ());
598	/* FALLTHROUGH */
599	case SAVE:
600	/* FALLTHROUGH */
601	case RESTORE:
602	break;
603	}
604	# endif
605	#endif
606	}
607
608	#ifdef UTMP_SUPPORT
609	void
610	rxvt_term::privileged_utmp (char action)
611	{
612	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
613	action, next_utmp_action, getpid ()));
614	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
615	|| (Options & Opt_utmpInhibit)
616	|| ttydev == NULL || *ttydev == '\0')
617	return;
618
619	privileges (RESTORE);
620	if (action == SAVE)
621	{
622	next_utmp_action = RESTORE;
623	makeutent (ttydev, rs[Rs_display_name]);
624	}
625	else
626	{ /* action == RESTORE */
627	next_utmp_action = IGNORE;
628	cleanutent ();
629	}
630	privileges (IGNORE);
631	}
632	#endif
633
634	#ifndef NO_SETOWNER_TTYDEV
635	void
636	rxvt_term::privileged_ttydev (char action)
637	{
638	D_MAIN ((stderr,
639	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
640	action, next_tty_action, getpid ()));
641	if (next_tty_action != action || (action != SAVE && action != RESTORE)
642	|| ttydev == NULL || *ttydev == '\0')
643	return;
644
645	privileges (RESTORE);
646
647	if (action == SAVE)
648	{
649	next_tty_action = RESTORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
652	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
653	next_tty_action = IGNORE;
654	else
655	# endif
656
657	{
658	chown (ttydev, getuid (), ttygid); /* fail silently */
659	chmod (ttydev, ttymode);
660	# ifdef HAVE_REVOKE
661	revoke (ttydev);
662	# endif
663
664	}
665	}
666	else
667	{ /* action == RESTORE */
668	next_tty_action = IGNORE;
669	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
670	chmod (ttydev, ttyfd_stat.st_mode);
671	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
672	# else
673	chmod (ttydev,
674	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
675	chown (ttydev, 0, 0);
676	# endif
677
678	}
679
680	privileges (IGNORE);
681
682	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
683	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
684	action == RESTORE ? "Restoring" : (action ==
685	SAVE ? "Saving" :
686	"UNKNOWN ERROR for"), ttydev,
687	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
688	ttyfd_stat.st_gid));
689	# endif
690	}
691	#endif
692
693	/*----------------------------------------------------------------------*/
694	/*
695	* window size/position calculcations for XSizeHint and other storage.	587	* window size/position calculations for XSizeHint and other storage.
696	* if width/height are non-zero then override calculated width/height	588	* if width/height are non-zero then override calculated width/height
697	*/	589	*/
698	void	590	void
699	rxvt_term::window_calc (unsigned int width, unsigned int height)	591	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
700	{	592	{
701	short recalc_x, recalc_y;	593	short recalc_x, recalc_y;
702	int x, y, sb_w, mb_h, flags;	594	int x, y, flags;
703	unsigned int w, h;	595	unsigned int w, h;
704	unsigned int max_width, max_height;	596	unsigned int max_width, max_height;
705		597
706	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
707	TermWin.ncol, TermWin.nrow, szHint.width,
708	szHint.height));
709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	598	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
710	szHint.win_gravity = NorthWestGravity;	599	szHint.win_gravity = NorthWestGravity;
711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	600	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
712		601
713	recalc_x = recalc_y = 0;	602	recalc_x = recalc_y = 0;
714	flags = 0;	603	flags = 0;
		604
715	if (!parsed_geometry)	605	if (!parsed_geometry)
716	{	606	{
717	parsed_geometry = 1;	607	parsed_geometry = 1;
		608
718	if (rs[Rs_geometry])	609	if (rs[Rs_geometry])
719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	610	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		611
720	if (flags & WidthValue)	612	if (flags & WidthValue)
721	{	613	{
722	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	614	if (!w)
		615	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		616
		617	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
723	szHint.flags |= USSize;	618	szHint.flags |= USSize;
724	}	619	}
		620
725	if (flags & HeightValue)	621	if (flags & HeightValue)
726	{	622	{
727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	623	if (!h)
		624	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		625
		626	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
728	szHint.flags |= USSize;	627	szHint.flags |= USSize;
729	}	628	}
		629
730	if (flags & XValue)	630	if (flags & XValue)
731	{	631	{
732	szHint.x = x;	632	szHint.x = x;
733	szHint.flags |= USPosition;	633	szHint.flags |= USPosition;
		634
734	if (flags & XNegative)	635	if (flags & XNegative)
735	{	636	{
736	recalc_x = 1;	637	recalc_x = 1;
737	szHint.win_gravity = NorthEastGravity;	638	szHint.win_gravity = NorthEastGravity;
738	}	639	}
739	}	640	}
		641
740	if (flags & YValue)	642	if (flags & YValue)
741	{	643	{
742	szHint.y = y;	644	szHint.y = y;
743	szHint.flags |= USPosition;	645	szHint.flags |= USPosition;
		646
744	if (flags & YNegative)	647	if (flags & YNegative)
745	{	648	{
746	recalc_y = 1;	649	recalc_y = 1;
		650
747	if (szHint.win_gravity == NorthEastGravity)	651	if (szHint.win_gravity == NorthEastGravity)
748	szHint.win_gravity = SouthEastGravity;	652	szHint.win_gravity = SouthEastGravity;
749	else	653	else
750	szHint.win_gravity = SouthWestGravity;	654	szHint.win_gravity = SouthWestGravity;
751	}	655	}
752	}	656	}
753	}	657	}
754		658
755	/* TODO: BOUNDS */	659	/* TODO: BOUNDS */
756	TermWin.width = TermWin.ncol * TermWin.fwidth;	660	width = ncol * fwidth;
757	TermWin.height = TermWin.nrow * TermWin.fheight;	661	height = nrow * fheight;
758	max_width = MAX_COLS * TermWin.fwidth;	662	max_width = MAX_COLS * fwidth;
759	max_height = MAX_ROWS * TermWin.fheight;	663	max_height = MAX_ROWS * fheight;
760		664
761	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	665	szHint.base_width = szHint.base_height = 2 * int_bwidth;
762		666
763	sb_w = mb_h = 0;
764	window_vt_x = window_vt_y = TermWin.int_bwidth;	667	window_vt_x = window_vt_y = int_bwidth;
765		668
766	if (scrollbar_visible ())	669	if (scrollBar.state)
767	{	670	{
768	sb_w = scrollbar_TotalWidth ();	671	int sb_w = scrollBar.total_width ();
769	szHint.base_width += sb_w;	672	szHint.base_width += sb_w;
		673
770	if (!(Options & Opt_scrollBar_right))	674	if (!option (Opt_scrollBar_right))
771	window_vt_x += sb_w;	675	window_vt_x += sb_w;
772	}	676	}
773		677
774	if (menubar_visible ())
775	{
776	mb_h = menuBar_TotalHeight ();
777	szHint.base_height += mb_h;
778	window_vt_y += mb_h;
779	}
780
781	szHint.width_inc = TermWin.fwidth;	678	szHint.width_inc = fwidth;
782	szHint.height_inc = TermWin.fheight;	679	szHint.height_inc = fheight;
783	szHint.min_width = szHint.base_width + szHint.width_inc;	680	szHint.min_width = szHint.base_width + szHint.width_inc;
784	szHint.min_height = szHint.base_height + szHint.height_inc;	681	szHint.min_height = szHint.base_height + szHint.height_inc;
785		682
786	if (width && width - szHint.base_width < max_width)	683	if (newwidth && newwidth - szHint.base_width < max_width)
787	{	684	{
788	szHint.width = width;	685	szHint.width = newwidth;
789	TermWin.width = width - szHint.base_width;	686	width = newwidth - szHint.base_width;
790	}	687	}
791	else	688	else
792	{	689	{
793	MIN_IT (TermWin.width, max_width);	690	min_it (width, max_width);
794	szHint.width = szHint.base_width + TermWin.width;	691	szHint.width = szHint.base_width + width;
795	}	692	}
796		693
797	if (height && height - szHint.base_height < max_height)	694	if (newheight && newheight - szHint.base_height < max_height)
798	{	695	{
799	szHint.height = height;	696	szHint.height = newheight;
800	TermWin.height = height - szHint.base_height;	697	height = newheight - szHint.base_height;
801	}	698	}
802	else	699	else
803	{	700	{
804	MIN_IT (TermWin.height, max_height);	701	min_it (height, max_height);
805	szHint.height = szHint.base_height + TermWin.height;	702	szHint.height = szHint.base_height + height;
806	}	703	}
807
808	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
809	window_sb_x = szHint.width - sb_w;
810		704
811	if (recalc_x)	705	if (recalc_x)
812	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	706	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
813	- szHint.width - 2 * TermWin.ext_bwidth);	707
814	if (recalc_y)	708	if (recalc_y)
815	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	709	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
816	- szHint.height - 2 * TermWin.ext_bwidth);
817		710
818	TermWin.ncol = TermWin.width / TermWin.fwidth;	711	ncol = width / fwidth;
819	TermWin.nrow = TermWin.height / TermWin.fheight;	712	nrow = height / fheight;
820	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	713
821	TermWin.ncol, TermWin.nrow, szHint.width,	714	// When the size of the vt window is not a multiple of the cell
822	szHint.height));	715	// size, i.e., when the wm does not honour our size hints, there are
823	return;	716	// extra areas not covered by the terminal screen. Such gaps, when a
		717	// bg pixmap is set, would have to be cleared manually to properly
		718	// refresh the background. We take the simpler route and shrink the
		719	// vt window so as to avoid creating gaps.
		720	vt_width = ncol * fwidth;
		721	vt_height = nrow * fheight;
824	}	722	}
825		723
826	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
827	/*	725	/*
828	* Tell the teletype handler what size the window is.	726	* Tell the teletype handler what size the window is.
829	* Called after a window size change.	727	* Called after a window size change.
830	*/	728	*/
831	void	729	void
832	rxvt_term::tt_winch ()	730	rxvt_term::tt_winch ()
833	{	731	{
		732	if (pty->pty < 0)
		733	return;
		734
834	struct winsize ws;	735	struct winsize ws;
835		736
836	if (cmd_fd < 0)
837	return;
838
839	ws.ws_col = TermWin.ncol;	737	ws.ws_col = ncol;
840	ws.ws_row = TermWin.nrow;	738	ws.ws_row = nrow;
841	ws.ws_xpixel = ws.ws_ypixel = 0;	739	ws.ws_xpixel = vt_width;
842	#ifndef DEBUG_SIZE	740	ws.ws_ypixel = vt_height;
843	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	741	ioctl (pty->pty, TIOCSWINSZ, &ws);
		742
		743	#if 0
		744	// TIOCSWINSZ is supposed to do this automatically and correctly
		745	if (cmd_pid) /* force through to the command */
		746	kill (-cmd_pid, SIGWINCH);
		747	#endif
		748	}
		749
		750	/*----------------------------------------------------------------------*/
		751	/* load and set the various fonts */
		752	bool
		753	rxvt_term::set_fonts ()
		754	{
		755	rxvt_fontset *fs = new rxvt_fontset (this);
		756	rxvt_fontprop prop;
		757
		758	if (!fs
		759	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		760	|| !fs->realize_font (1))
		761	{
		762	delete fs;
		763	return false;
		764	}
		765
		766	#if ENABLE_STYLES
		767	for (int i = RS_styleCount; --i; )
		768	if (fontset[i] != fontset[0])
		769	delete fontset[i];
		770	#endif
		771
		772	delete fontset[0];
		773	fontset[0] = fs;
		774
		775	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		776	prop.width += letterSpace;
		777
		778	fs->set_prop (prop, false);
		779
		780	fwidth = prop.width;
		781	fheight = prop.height + lineSpace;
		782	fbase = prop.ascent;
		783
		784	for (int style = 1; style < 4; style++)
		785	{
		786	#if ENABLE_STYLES
		787	const char *res = rs[Rs_font + style];
		788
		789	if (res && !*res)
		790	fontset[style] = fontset[0];
		791	else
		792	{
		793	fontset[style] = fs = new rxvt_fontset (this);
		794	rxvt_fontprop prop2 = prop;
		795
		796	if (res)
		797	{
		798	fs->populate (res);
		799	fs->set_prop (prop2, false);
		800	}
		801	else
		802	{
		803	fs->populate (fontset[0]->fontdesc);
		804
		805	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		806	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		807
		808	fs->set_prop (prop2, true);
		809	}
		810
		811	}
844	#else	812	#else
845	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	813	fontset[style] = fontset[0];
846	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
847	# ifdef SIGWINCH
848	else if (cmd_pid) /* force through to the command */
849	kill (cmd_pid, SIGWINCH);
850	# endif	814	#endif
851	#endif
852	}
853
854	/*----------------------------------------------------------------------*/
855	/* rxvt_change_font () - Switch to a new font */
856	/*
857	* init = 1 - initialize
858	*
859	* fontname == FONT_UP - switch to bigger font
860	* fontname == FONT_DN - switch to smaller font
861	*/
862	bool
863	rxvt_term::change_font (const char *fontname)
864	{
865	if (fontname == FONT_UP)
866	{	815	}
867	// TODO	816
		817	if (parent)
868	}	818	{
869	else if (fontname == FONT_DN)
870	{
871	// TODO
872	}
873	else
874	{
875	rxvt_fontset *fs = new rxvt_fontset (this);
876
877	if (fs && fs->populate (fontname ? fontname : "fixed"))
878	{
879	delete TermWin.fontset;
880	TermWin.fontset = fs;
881	TermWin.fwidth = fs->base_font ()->width;
882	TermWin.fheight = fs->base_font ()->height;
883	TermWin.fbase = fs->base_font ()->ascent;
884
885	if (TermWin.parent[0])
886	{
887	resize_all_windows (0, 0, 0);	819	resize_all_windows (0, 0, 0);
888	scr_remap_chars ();	820	scr_remap_chars ();
889	scr_touch (true);	821	scr_touch (true);
890	}	822	}
891		823
892	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
893	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
894
895	return true;	824	return true;
896	}	825	}
		826
		827	void
		828	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		829	{
		830	XChangeProperty (dpy, parent,
		831	prop, XA_STRING, 8, PropModeReplace,
		832	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		833	}
		834
		835	void
		836	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		837	{
		838	XTextProperty ct;
		839
		840	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
897	}	841	{
898		842	XSetTextProperty (dpy, parent, &ct, prop);
899	return false;	843	XFree (ct.value);
		844	}
900	}	845	}
901		846
902	bool	847	void
903	rxvt_term::font_up_down (int n, int direction)	848	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
904	{	849	{
905	return false;	850	wchar_t *ws = rxvt_mbstowcs (str, len);
		851	char *s = rxvt_wcstoutf8 (ws);
		852
		853	XChangeProperty (dpy, parent,
		854	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		855	(const unsigned char *)s, strlen (s));
		856
		857	free (s);
		858	free (ws);
906	}	859	}
907		860
908	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
909	/*----------------------------------------------------------------------*/	862	/*----------------------------------------------------------------------*/
910	/* xterm sequences - title, iconName, color (exptl) */	863	/* xterm sequences - title, iconName, color (exptl) */
911	void	864	void
912	rxvt_term::set_title (const char *str)	865	rxvt_term::set_title (const char *str)
913	{	866	{
914	#ifdef SMART_WINDOW_TITLE	867	set_mbstring_property (XA_WM_NAME, str);
915	char *name;	868	#if ENABLE_EWMH
916		869	set_utf8_property (xa[XA_NET_WM_NAME], str);
917	if (!XFetchName (display->display, TermWin.parent[0], &name))
918	name = NULL;
919
920	if (name == NULL || STRCMP (name, str))
921	#endif
922	XStoreName (display->display, TermWin.parent[0], str);
923
924	#ifdef SMART_WINDOW_TITLE
925	if (name)
926	XFree (name);
927	#endif	870	#endif
928	}	871	}
929		872
930	void	873	void
931	rxvt_term::set_icon_name (const char *str)	874	rxvt_term::set_icon_name (const char *str)
932	{	875	{
933	#ifdef SMART_WINDOW_TITLE	876	set_mbstring_property (XA_WM_ICON_NAME, str);
934	char *name;	877	#if ENABLE_EWMH
935		878	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
936	if (!XGetIconName (display->display, TermWin.parent[0], &name))
937	name = NULL;
938
939	if (name == NULL || STRCMP (name, str))
940	#endif	879	#endif
941	XSetIconName (display->display, TermWin.parent[0], str);
942
943	#ifdef SMART_WINDOW_TITLE
944	if (name)
945	XFree (name);
946	#endif
947	}	880	}
948		881
		882	void
		883	rxvt_term::set_window_color (int idx, const char *color)
		884	{
949	#ifdef XTERM_COLOR_CHANGE	885	#ifdef XTERM_COLOR_CHANGE
950	void
951	rxvt_term::set_window_color (int idx, const char *color)
952	{
953	rxvt_color xcol;	886	rxvt_color xcol;
954	int i;
955		887
956	if (color == NULL || *color == '\0')	888	if (color == NULL || *color == '\0')
957	return;	889	return;
958		890
		891	color = strdup (color);
		892	allocated.push_back ((void *)color);
		893	rs[Rs_color + idx] = color;
		894
959	/* handle color aliases */	895	/* handle color aliases */
960	if (isdigit (*color))	896	if (isdigit (*color))
961	{	897	{
962	i = atoi (color);	898	int i = atoi (color);
		899
963	if (i >= 8 && i <= 15)	900	if (i >= 8 && i <= 15)
		901	{
964	{ /* bright colors */	902	/* bright colors */
965	i -= 8;
966	# ifndef NO_BRIGHTCOLOR
967	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];	903	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
968	SET_PIXCOLOR (idx);
969	goto Done;	904	goto done;
970	# endif
971
972	}	905	}
		906
973	if (i >= 0 && i <= 7)	907	if (i >= 0 && i <= 7)
		908	{
974	{ /* normal colors */	909	/* normal colors */
975	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	910	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
976	SET_PIXCOLOR (idx);
977	goto Done;	911	goto done;
978	}	912	}
979	}	913	}
980		914
981	if (!rXParseAllocColor (& xcol, color))	915	set_color (xcol, color);
982	return;
983
984	/* XStoreColor (display->display, display->cmap, XColor*); */
985		916
986	/*	917	/*
987	* FIXME: should free colors here, but no idea how to do it so instead,	918	* FIXME: should free colors here, but no idea how to do it so instead,
988	* so just keep gobbling up the colormap	919	* so just keep gobbling up the colormap
989	*/	920	*/
990	# if 0
991	for (i = Color_Black; i <= Color_White; i++)
992	if (PixColors[idx] == PixColors[i])
993	break;
994	if (i > Color_White)
995	{
996	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
997	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
998	DisplayPlanes (display->display, display->screen));
999	}
1000	# endif
1001		921
1002	PixColorsFocused[idx] = xcol;	922	pix_colors_focused[idx] = xcol;
1003	SET_PIXCOLOR (idx);
1004		923
1005	/* XSetWindowAttributes attr; */
1006	/* Cursor cursor; */
1007	Done:	924	done:
1008	#ifdef OFF_FOCUS_FADING
1009	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
1010	#endif
1011	if (idx == Color_bg && ! (Options & Opt_transparent))
1012	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1013
1014	/* handle Color_BD, scrollbar background, etc. */	925	/*TODO: handle Color_BD, scrollbar background, etc. */
1015		926
1016	set_colorfgbg ();	927	update_fade_color (idx);
1017	recolour_cursor ();	928	recolour_cursor ();
1018	scr_touch (true);	929	scr_recolour ();
		930	#endif /* XTERM_COLOR_CHANGE */
1019	}	931	}
1020
1021	#else
1022	# define set_window_color (idx,color) ((void)0)
1023	#endif /* XTERM_COLOR_CHANGE */
1024		932
1025	void	933	void
1026	rxvt_term::recolour_cursor ()	934	rxvt_term::recolour_cursor ()
1027	{	935	{
1028	XColor xcol[2];	936	XColor fg, bg;
1029		937
1030	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	938	(ISSET_PIXCOLOR (Color_pointer_fg)
1031	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];	939	? pix_colors_focused[Color_pointer_fg]
1032	XQueryColors (display->display, display->cmap, xcol, 2);	940	: pix_colors_focused[Color_fg]).get (fg);
1033	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	941
		942	(ISSET_PIXCOLOR (Color_pointer_bg)
		943	? pix_colors_focused[Color_pointer_bg]
		944	: pix_colors_focused[Color_bg]).get (bg);
		945
		946	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1034	}	947	}
1035		948
1036	/*----------------------------------------------------------------------*/	949	/*----------------------------------------------------------------------*/
1037	/*	950	/*
1038	* find if fg/bg matches any of the normal (low-intensity) colors	951	* find if fg/bg matches any of the normal (low-intensity) colors
1039	*/	952	*/
1040	void	953	char *
1041	rxvt_term::set_colorfgbg ()	954	rxvt_term::get_colorfgbg ()
1042	{	955	{
1043	unsigned int i;	956	unsigned int i;
1044	const char *xpmb = "\0";	957	const char *xpmb = "";
1045	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	958	char fstr[] = "default";
1046		959	char bstr[] = "default";
1047	env_colorfgbg =	960	char *env_colorfgbg;
1048	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	961
1049	STRCPY (fstr, "default");
1050	STRCPY (bstr, "default");
1051	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
1052	if (PixColors[Color_fg] == PixColors[i])	963	if (pix_colors[Color_fg] == pix_colors[i])
1053	{	964	{
1054	sprintf (fstr, "%d", (i - Color_Black));	965	sprintf (fstr, "%d", i - Color_Black);
1055	break;	966	break;
1056	}	967	}
		968
1057	for (i = Color_Black; i <= Color_White; i++)	969	for (i = Color_Black; i <= Color_White; i++)
1058	if (PixColors[Color_bg] == PixColors[i])	970	if (pix_colors[Color_bg] == pix_colors[i])
1059	{	971	{
1060	sprintf (bstr, "%d", (i - Color_Black));	972	sprintf (bstr, "%d", i - Color_Black);
1061	#ifdef XPM_BACKGROUND	973	#if BG_IMAGE_FROM_FILE
1062	xpmb = "default;";	974	xpmb = "default;";
1063	#endif	975	#endif
1064	break;	976	break;
1065	}	977	}
1066		978
		979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1067	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	980	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1068		981	return env_colorfgbg;
1069	#ifndef NO_BRIGHTCOLOR
1070	colorfgbg = DEFAULT_RSTYLE;
1071	for (i = minCOLOR; i <= maxCOLOR; i++)
1072	{
1073	if (PixColors[Color_fg] == PixColors[i])
1074	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1075	if (PixColors[Color_bg] == PixColors[i])
1076	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1077	}
1078	#endif
1079	}	982	}
1080		983
1081	/*----------------------------------------------------------------------*/	984	/*----------------------------------------------------------------------*/
1082	/*
1083	* Colour determination for low colour displays, routine from
1084	* Hans de Goede <hans@highrise.nl>
1085	*/
1086		985
1087	int	986	bool
1088	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	987	rxvt_term::set_color (rxvt_color &color, const char *name)
1089	{	988	{
1090	if (!screen_in_out->set (display, colour))	989	if (color.set (this, name))
1091	{
1092	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1093	return false;
1094	}
1095
1096	return true;	990	return true;
		991
		992	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		993	return false;
		994	}
		995
		996	void
		997	rxvt_term::alias_color (int dst, int src)
		998	{
		999	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1097	}	1000	}
1098		1001
1099	/* -------------------------------------------------------------------- *	1002	/* -------------------------------------------------------------------- *
1100	* - WINDOW RESIZING - *	1003	* - WINDOW RESIZING - *
1101	* -------------------------------------------------------------------- */	1004	* -------------------------------------------------------------------- */
1102	void	1005	void
1103	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1006	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1104	{	1007	{
1105	int fix_screen;	1008	int fix_screen;
		1009	int old_width = szHint.width;
		1010	int old_height = szHint.height;
1106		1011
1107	#ifdef SMART_RESIZE
1108	int old_width = szHint.width, old_height = szHint.height;
1109	#endif
1110
1111	window_calc (width, height);	1012	window_calc (newwidth, newheight);
		1013
		1014	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1015
		1016	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1017	if (set_hint)
		1018	{
		1019	szHint.flags &= ~(PBaseSize | PResizeInc);
1112	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1020	XSetWMNormalHints (dpy, parent, &szHint);
		1021	szHint.flags |= PBaseSize | PResizeInc;
		1022	}
1113		1023
1114	if (!ignoreparent)	1024	if (!ignoreparent)
1115	{	1025	{
1116	#ifdef SMART_RESIZE	1026	#ifdef SMART_RESIZE
1117	/*	1027	/*
…		…
1121	int x, y, x1, y1;	1031	int x, y, x1, y1;
1122	int dx, dy;	1032	int dx, dy;
1123	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1033	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1124	Window unused_cr;	1034	Window unused_cr;
1125		1035
1126	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1036	XTranslateCoordinates (dpy, parent, display->root,
1127	0, 0, &x, &y, &unused_cr);	1037	0, 0, &x, &y, &unused_cr);
1128	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1038	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1129	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1039	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1130	/*	1040	/*
1131	* if display->root isn't the parent window, a WM will probably have offset	1041	* if display->root isn't the parent window, a WM will probably have offset
1132	* our position for handles and decorations. Counter it	1042	* our position for handles and decorations. Counter it
1133	*/	1043	*/
…		…
1135	{	1045	{
1136	x -= x1;	1046	x -= x1;
1137	y -= y1;	1047	y -= y1;
1138	}	1048	}
1139		1049
1140	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1050	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1141	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1051	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1142	dx = old_width - szHint.width;	1052	dx = old_width - szHint.width;
1143	dy = old_height - szHint.height;	1053	dy = old_height - szHint.height;
1144		1054
1145	/* Check position of the center of the window */	1055	/* Check position of the center of the window */
1146	if (x < x1) /* left half */	1056	if (x < x1) /* left half */
1147	dx = 0;	1057	dx = 0;
…		…
1150	if (y < y1) /* top half */	1060	if (y < y1) /* top half */
1151	dy = 0;	1061	dy = 0;
1152	else if (y == y1) /* exact center */	1062	else if (y == y1) /* exact center */
1153	dy /= 2;	1063	dy /= 2;
1154		1064
1155	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1065	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1156	szHint.width, szHint.height);	1066	szHint.width, szHint.height);
1157	#else	1067	#else
1158	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1068	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1159	#endif	1069	#endif
1160	}	1070	}
1161		1071
		1072	if (set_hint)
		1073	XSetWMNormalHints (dpy, parent, &szHint);
		1074
1162	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1075	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1163		1076
1164	if (fix_screen || width != old_width || height != old_height)	1077	if (fix_screen || newwidth != old_width || newheight != old_height)
1165	{	1078	{
1166	if (scrollbar_visible ())	1079	if (scrollBar.state)
1167	{	1080	scrollBar.resize ();
1168	XMoveResizeWindow (display->display, scrollBar.win,
1169	window_sb_x, 0,
1170	scrollbar_TotalWidth (), szHint.height);
1171	resize_scrollbar ();
1172	}
1173		1081
1174	if (menubar_visible ())
1175	XMoveResizeWindow (display->display, menuBar.win,
1176	window_vt_x, 0,
1177	TermWin_TotalWidth (), menuBar_TotalHeight ());
1178
1179	XMoveResizeWindow (display->display, TermWin.vt,	1082	XMoveResizeWindow (dpy, vt,
1180	window_vt_x, window_vt_y,	1083	window_vt_x, window_vt_y,
1181	TermWin_TotalWidth (), TermWin_TotalHeight ());	1084	vt_width, vt_height);
1182	scr_clear ();	1085
1183	#ifdef XPM_BACKGROUND	1086	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1184	resize_pixmap ();	1087
		1088	#ifdef HAVE_BG_PIXMAP
		1089	if (bg_window_size_sensitive ())
		1090	update_background ();
1185	#endif	1091	#endif
1186	}	1092	}
1187		1093
1188	if (fix_screen || old_height == 0)	1094	if (fix_screen || old_height == 0)
1189	{
1190	int curr_screen = -1;
1191	int old_ncol = prev_ncol;
1192
1193	/* scr_reset only works on the primary screen */
1194	if (old_height) /* this is not the first time through */
1195	{
1196	unsigned int ncol = TermWin.ncol;
1197	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1198	curr_screen = scr_change_screen (PRIMARY);
1199	TermWin.ncol = ncol;
1200	}
1201
1202	scr_reset ();	1095	scr_reset ();
1203		1096
1204	if (curr_screen >= 0) /* this is not the first time through */
1205	{
1206	scr_change_screen (curr_screen);
1207	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1208	}
1209	}
1210
1211	old_width = szHint.width;
1212	old_height = szHint.height;
1213
1214	#ifdef USE_XIM	1097	#if USE_XIM
1215	IMSetStatusPosition ();	1098	im_set_position ();
1216	#endif	1099	#endif
1217	}	1100	}
1218		1101
1219	/*	1102	/*
1220	* Set the width/height of the vt window in characters. Units are pixels.	1103	* Set the width/height of the vt window in characters. Units are pixels.
1221	* good for toggling 80/132 columns	1104	* good for toggling 80/132 columns
1222	*/	1105	*/
1223	void	1106	void
1224	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1107	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1225	{	1108	{
1226	XWindowAttributes wattr;	1109	XWindowAttributes wattr;
1227		1110
1228	if (width == 0 || height == 0)	1111	if (newwidth == 0 || newheight == 0)
1229	{	1112	{
1230	XGetWindowAttributes (display->display, display->root, &wattr);	1113	XGetWindowAttributes (dpy, display->root, &wattr);
		1114
1231	if (width == 0)	1115	if (newwidth == 0)
1232	width = wattr.width - szHint.base_width;	1116	newwidth = wattr.width - szHint.base_width;
1233	if (height == 0)	1117	if (newheight == 0)
1234	height = wattr.height - szHint.base_height;	1118	newheight = wattr.height - szHint.base_height;
1235	}
1236	if (width != TermWin.width || height != TermWin.height)
1237	{	1119	}
		1120
		1121	if (newwidth != vt_width || newheight != vt_height)
		1122	{
1238	width += szHint.base_width;	1123	newwidth += szHint.base_width;
1239	height += szHint.base_height;	1124	newheight += szHint.base_height;
1240	resize_all_windows (width, height, 0);	1125	resize_all_windows (newwidth, newheight, 0);
1241	}	1126	}
1242	}	1127	}
1243		1128
1244	/* -------------------------------------------------------------------- *	1129	/* -------------------------------------------------------------------- *
1245	* - X INPUT METHOD ROUTINES - *	1130	* - X INPUT METHOD ROUTINES - *
1246	* -------------------------------------------------------------------- */	1131	* -------------------------------------------------------------------- */
1247	#ifdef USE_XIM	1132	#if USE_XIM
1248		1133
1249	void	1134	void
		1135	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1136	{
		1137	fg = pix_colors [Color_fg];
		1138	bg = pix_colors [Color_bg];
		1139	}
		1140
		1141	void
1250	rxvt_term::im_set_size (XRectangle *size)	1142	rxvt_term::im_set_size (XRectangle &size)
1251	{	1143	{
1252	size->x = TermWin.int_bwidth;	1144	// the int_bwidth terms make no sense to me
1253	size->y = TermWin.int_bwidth;	1145	size.x = int_bwidth;
1254	size->width = Width2Pixel (TermWin.ncol);	1146	size.y = int_bwidth;
1255	size->height = Height2Pixel (TermWin.nrow);	1147	size.width = Width2Pixel (ncol) + int_bwidth;
		1148	size.height = Height2Pixel (nrow) + int_bwidth;
1256	}	1149	}
1257		1150
1258	void	1151	void
1259	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1152	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1153	XRectangle &status_rect,
		1154	const XRectangle &needed_rect)
1260	{	1155	{
1261	*fg = PixColors[Color_fg];	1156	preedit_rect.x = needed_rect.width;
1262	*bg = PixColors[Color_bg];	1157	preedit_rect.y = 0;
		1158	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1159	preedit_rect.height = fheight;
		1160
		1161	status_rect.x = 0;
		1162	status_rect.y = 0;
		1163	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1164	status_rect.height = fheight;
1263	}	1165	}
1264		1166
1265	/* Checking whether input method is running. */	1167	/* Checking whether input method is running. */
1266	bool	1168	bool
1267	rxvt_term::IMisRunning ()	1169	rxvt_term::im_is_running ()
1268	{	1170	{
1269	char *p;	1171	Atom atom;
1270	Atom atom;	1172	Window win;
1271	Window win;
1272	char server[IMBUFSIZ];	1173	char server[IMBUFSIZ];
1273		1174
1274	/* get current locale modifier */	1175	/* get current locale modifier */
1275	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1176	if (char *p = XSetLocaleModifiers (0))
1276	{	1177	{
1277	STRCPY (server, "@server=");	1178	strcpy (server, "@server=");
1278	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1179	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1180
1279	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1181	if (p = strchr (server + 1, '@')) /* first one only */
1280	*p = '\0';	1182	*p = '\0';
1281		1183
1282	atom = XInternAtom (display->display, server, False);	1184	atom = XInternAtom (dpy, server, False);
1283	win = XGetSelectionOwner (display->display, atom);	1185	win = XGetSelectionOwner (dpy, atom);
		1186
1284	if (win != None)	1187	if (win != None)
1285	return True;	1188	return true;
1286	}	1189	}
		1190
1287	return False;	1191	return false;
1288	}	1192	}
1289		1193
1290	void	1194	void
1291	rxvt_term::IMSendSpot ()	1195	rxvt_term::im_send_spot ()
1292	{	1196	{
1293	XPoint spot;	1197	XPoint nspot;
1294	XVaNestedList preedit_attr;	1198	XVaNestedList preedit_attr;
1295		1199
1296	if (Input_Context == NULL	1200	if (!Input_Context
1297	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1201	|| !focus
1298	|| ! (event_type == KeyPress	1202	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1299	|| event_type == Expose
1300	|| event_type == NoExpose
1301	|| event_type == SelectionNotify
1302	|| event_type == ButtonRelease || event_type == FocusIn)
1303	|| !IMisRunning ())
1304	return;	1203	return;
1305		1204
1306	im_set_position (&spot);	1205	im_set_position (nspot);
		1206
		1207	if (nspot.x == spot.x && nspot.y == spot.y)
		1208	return;
		1209
		1210	spot = nspot;
1307		1211
1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1212	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1213	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1310	XFree (preedit_attr);	1214	XFree (preedit_attr);
1311	}	1215	}
1312		1216
1313	void	1217	void
1314	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1315	XRectangle * needed_rect)
1316	{
1317	int mbh, vtx = 0;
1318
1319	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1320	vtx = scrollbar_TotalWidth ();
1321
1322	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1323	mbh -= TermWin.lineSpace;
1324
1325	preedit_rect->x = needed_rect->width + vtx;
1326	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1327
1328	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1329	preedit_rect->height = Height2Pixel (1);
1330
1331	status_rect->x = vtx;
1332	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1333
1334	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1335	status_rect->height = Height2Pixel (1);
1336	}
1337
1338	void
1339	rxvt_term::im_destroy ()	1218	rxvt_term::im_destroy ()
1340	{	1219	{
1341	if (Input_Context)
1342	{
1343	XDestroyIC (Input_Context);
1344	Input_Context = NULL;
1345	}
1346
1347	if (input_method)	1220	if (input_method)
1348	{	1221	{
		1222	if (Input_Context && input_method->xim)
		1223	XDestroyIC (Input_Context);
		1224
1349	display->put_xim (input_method);	1225	display->put_xim (input_method);
1350	input_method = 0;	1226	input_method = 0;
1351	}	1227	}
		1228
		1229	Input_Context = 0;
1352	}	1230	}
		1231
		1232	#ifdef ENABLE_XIM_ONTHESPOT
		1233
		1234	static void
		1235	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1236	{
		1237	((rxvt_term *)client_data)->make_current ();
		1238	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1239	}
		1240
		1241	static void
		1242	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1243	{
		1244	((rxvt_term *)client_data)->make_current ();
		1245	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1246	}
		1247
		1248	static void
		1249	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1250	{
		1251	rxvt_term *term = (rxvt_term *)client_data;
		1252	XIMText *text = call_data->text;
		1253
		1254	term->make_current ();
		1255
		1256	if (text)
		1257	{
		1258	wchar_t *str;
		1259
		1260	if (!text->encoding_is_wchar && text->string.multi_byte)
		1261	{
		1262	// of course, X makes it ugly again
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->rs[Rs_imLocale]);
		1265
		1266	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1267	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1268
		1269	if (term->rs[Rs_imLocale])
		1270	SET_LOCALE (term->locale);
		1271	}
		1272	else
		1273	str = text->string.wide_char;
		1274
		1275	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1276	DT_INT, call_data->caret,
		1277	DT_INT, call_data->chg_first,
		1278	DT_INT, call_data->chg_length,
		1279	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1280	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1281	DT_END));
		1282	}
		1283	else
		1284	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1285	DT_INT, call_data->caret,
		1286	DT_INT, call_data->chg_first,
		1287	DT_INT, call_data->chg_length,
		1288	DT_END));
		1289	}
		1290
		1291	#if 0
		1292	static void
		1293	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1294	{
		1295	((rxvt_term *)client_data)->make_current ();
		1296	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1297	DT_INT, call_data->position,
		1298	DT_INT, call_data->direction,
		1299	DT_INT, call_data->style,
		1300	DT_END));
		1301	}
		1302	#endif
		1303
		1304	#endif
1353		1305
1354	/*	1306	/*
1355	* Try to open a XIM with the current modifiers, then see if we can	1307	* Try to open a XIM with the current modifiers, then see if we can
1356	* open a suitable preedit type	1308	* open a suitable preedit type
1357	*/	1309	*/
1358	bool	1310	bool
1359	rxvt_term::IM_get_IC (const char *modifiers)	1311	rxvt_term::im_get_ic (const char *modifiers)
1360	{	1312	{
1361	int i, j, found;	1313	int i, j, found;
1362	XIM xim;	1314	XIM xim;
1363	XPoint spot;	1315	XPoint spot;
1364	XRectangle rect, status_rect, needed_rect;	1316	XRectangle rect, status_rect, needed_rect;
1365	unsigned long fg, bg;	1317	unsigned long fg, bg;
1366	const char *p;	1318	const char *p;
1367	char **s;	1319	char **s;
1368	XIMStyles *xim_styles;	1320	XIMStyles *xim_styles;
1369	XVaNestedList preedit_attr, status_attr;	1321
		1322	set_environ (envv);
1370		1323
1371	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1324	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1372	return false;	1325	return false;
1373		1326
1374	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1375	input_method = display->get_xim (locale, modifiers);	1327	input_method = display->get_xim (locale, modifiers);
1376	if (input_method == NULL)	1328	if (input_method == NULL)
1377	return false;	1329	return false;
1378		1330
1379	xim = input_method->xim;	1331	xim = input_method->xim;
		1332	spot.x = spot.y = -1;
1380		1333
1381	xim_styles = NULL;	1334	xim_styles = NULL;
1382	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1335	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1383	|| !xim_styles || !xim_styles->count_styles)	1336	|| !xim_styles || !xim_styles->count_styles)
1384	{	1337	{
1385	display->put_xim (input_method);	1338	im_destroy ();
1386	return false;	1339	return false;
1387	}	1340	}
1388		1341
1389	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1342	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1390	s = rxvt_splitcommastring (p);	1343
		1344	for (int pi = 0; pi < 2; pi++)
		1345	{
		1346	p = pet[pi];
		1347
		1348	if (!p)
		1349	continue;
		1350
		1351	s = rxvt_strsplit (',', p);
		1352
1391	for (i = found = 0; !found && s[i]; i++)	1353	for (i = found = 0; !found && s[i]; i++)
1392	{	1354	{
1393	if (!STRCMP (s[i], "OverTheSpot"))	1355	if (!strcmp (s[i], "OverTheSpot"))
1394	input_style = (XIMPreeditPosition | XIMStatusNothing);	1356	input_style = XIMPreeditPosition | XIMStatusNothing;
1395	else if (!STRCMP (s[i], "OffTheSpot"))	1357	else if (!strcmp (s[i], "OffTheSpot"))
1396	input_style = (XIMPreeditArea | XIMStatusArea);	1358	input_style = XIMPreeditArea | XIMStatusArea;
1397	else if (!STRCMP (s[i], "Root"))	1359	else if (!strcmp (s[i], "Root"))
1398	input_style = (XIMPreeditNothing | XIMStatusNothing);	1360	input_style = XIMPreeditNothing | XIMStatusNothing;
		1361	else if (!strcmp (s[i], "None"))
		1362	input_style = XIMPreeditNone | XIMStatusNone;
		1363	#ifdef ENABLE_XIM_ONTHESPOT
		1364	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1365	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1366	#endif
		1367	else
		1368	input_style = XIMPreeditNothing | XIMStatusNothing;
1399		1369
1400	for (j = 0; j < xim_styles->count_styles; j++)	1370	for (j = 0; j < xim_styles->count_styles; j++)
1401	if (input_style == xim_styles->supported_styles[j])	1371	if (input_style == xim_styles->supported_styles[j])
1402	{	1372	{
		1373	rxvt_free_strsplit (s);
		1374
1403	found = 1;	1375	found = 1;
1404	break;	1376	goto foundpet;
		1377	}
		1378
1405	}	1379	}
1406	}
1407		1380
1408	for (i = 0; s[i]; i++)	1381	rxvt_free_strsplit (s);
1409	free (s[i]);	1382	}
1410		1383
1411	free (s);	1384	foundpet:
		1385
1412	XFree (xim_styles);	1386	XFree (xim_styles);
1413		1387
1414	if (!found)	1388	if (!found)
1415	{	1389	{
1416	display->put_xim (input_method);	1390	im_destroy ();
1417	return false;	1391	return false;
1418	}	1392	}
1419		1393
1420	preedit_attr = status_attr = NULL;	1394	XFontSet fs = 0;
		1395	XVaNestedList preedit_attr = 0, status_attr = 0;
		1396
		1397	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1398	{
		1399	// fake us a font-set, please
		1400	char **missing_charset_list;
		1401	int missing_charset_count;
		1402	char *def_string;
		1403	char pat[512];
		1404
		1405	sprintf (pat,
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1408	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1409	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1410	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1411	"*",
		1412	fheight,
		1413	fheight + 1, fheight - 1,
		1414	fheight - 2, fheight + 2);
		1415
		1416	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1417	&missing_charset_list, &missing_charset_count, &def_string);
		1418
		1419	if (missing_charset_list)
		1420	XFreeStringList (missing_charset_list);
		1421
		1422	if (!fs)
		1423	{
		1424	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1425	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1426	}
		1427	}
1421		1428
1422	if (input_style & XIMPreeditPosition)	1429	if (input_style & XIMPreeditPosition)
1423	{	1430	{
1424	im_set_size (&rect);	1431	im_set_size (rect);
1425	im_set_position (&spot);	1432	im_set_position (spot);
1426	im_set_color (&fg, &bg);	1433	im_set_color (fg, bg);
1427		1434
1428	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1435	preedit_attr = XVaCreateNestedList (0,
		1436	XNForeground, fg,
		1437	XNBackground, bg,
		1438	XNArea, &rect,
1429	XNSpotLocation, &spot,	1439	XNSpotLocation, &spot,
1430	XNForeground, fg, XNBackground, bg,
1431	//XNFontSet, TermWin.fontset,	1440	XNFontSet, fs,
1432	NULL);	1441	NULL);
1433	}	1442	}
1434	else if (input_style & XIMPreeditArea)	1443	else if (input_style & XIMPreeditArea)
1435	{	1444	{
1436	im_set_color (&fg, &bg);	1445	im_set_color (fg, bg);
1437		1446
1438	/*	1447	/*
1439	* The necessary width of preedit area is unknown	1448	* The necessary width of preedit area is unknown
1440	* until create input context.	1449	* until create input context.
1441	*/	1450	*/
1442	needed_rect.width = 0;	1451	needed_rect.width = 0;
1443
1444	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1452	im_set_preedit_area (rect, status_rect, needed_rect);
1445		1453
1446	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1454	preedit_attr = XVaCreateNestedList (0,
		1455	XNForeground, fg,
1447	XNForeground, fg, XNBackground, bg,	1456	XNBackground, bg,
		1457	XNArea, &rect,
		1458	XNFontSet, fs,
		1459	NULL);
		1460	status_attr = XVaCreateNestedList (0,
		1461	XNForeground, fg,
		1462	XNBackground, bg,
		1463	XNArea, &status_rect,
1448	//XNFontSet, TermWin.fontset,	1464	XNFontSet, fs,
1449	NULL);	1465	NULL);
1450	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1466	}
1451	XNForeground, fg, XNBackground, bg,	1467	#if ENABLE_XIM_ONTHESPOT
1452	//XNFontSet, TermWin.fontset,	1468	else if (input_style & XIMPreeditCallbacks)
		1469	{
		1470	XIMCallback xcb[4];
		1471
		1472	im_set_position (spot);
		1473
		1474	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1475	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1476	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1477	# if 0
		1478	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1479	# endif
		1480
		1481	preedit_attr = XVaCreateNestedList (0,
		1482	XNSpotLocation, &spot,
		1483	XNPreeditStartCallback, &xcb[0],
		1484	XNPreeditDoneCallback , &xcb[1],
		1485	XNPreeditDrawCallback , &xcb[2],
		1486	# if 0
		1487	XNPreeditCaretCallback, &xcb[3],
		1488	# endif
1453	NULL);	1489	NULL);
1454	}	1490	}
		1491	#endif
1455		1492
1456	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1493	Input_Context = XCreateIC (xim,
		1494	XNInputStyle, input_style,
1457	XNClientWindow, TermWin.parent[0],	1495	XNClientWindow, vt,
1458	XNFocusWindow, TermWin.parent[0],	1496	XNFocusWindow, parent,
1459	preedit_attr ? XNPreeditAttributes : NULL,	1497	preedit_attr ? XNPreeditAttributes : NULL,
1460	preedit_attr,	1498	preedit_attr,
1461	status_attr ? XNStatusAttributes : NULL,	1499	status_attr ? XNStatusAttributes : NULL,
1462	status_attr, NULL);	1500	status_attr, NULL);
		1501
1463	if (preedit_attr) XFree (preedit_attr);	1502	if (preedit_attr) XFree (preedit_attr);
1464	if (status_attr) XFree (status_attr);	1503	if (status_attr) XFree (status_attr);
		1504	if (fs) XFreeFontSet (dpy, fs);
1465		1505
1466	if (Input_Context == NULL)	1506	if (Input_Context == NULL)
1467	{	1507	{
1468	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1508	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1469	display->put_xim (input_method);	1509	im_destroy ();
1470	return false;	1510	return false;
1471	}	1511	}
1472		1512
1473	if (input_style & XIMPreeditArea)	1513	#if 0
1474	IMSetStatusPosition ();	1514	// unfortunately, only the focus window is used by XIM, hard to fix
		1515	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1516	vt_select_input ();
		1517	#endif
1475		1518
1476	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1519	im_set_position ();
		1520
1477	return true;	1521	return true;
1478	}	1522	}
1479		1523
1480	void	1524	void
1481	rxvt_term::im_cb ()	1525	rxvt_term::im_cb ()
1482	{	1526	{
1483	int i, found, had_im;	1527	int i;
1484	const char *p;	1528	const char *p;
1485	char **s;	1529	char **s;
1486	char buf[IMBUFSIZ];	1530	char buf[IMBUFSIZ];
1487		1531
		1532	make_current ();
		1533
1488	im_destroy ();	1534	im_destroy ();
1489		1535
1490	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1491	if (Input_Context)	1536	if (Input_Context)
1492	return;	1537	return;
1493		1538
1494	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1495	if (rs[Rs_imLocale])	1539	if (rs[Rs_imLocale])
1496	SET_LOCALE (rs[Rs_imLocale]);	1540	SET_LOCALE (rs[Rs_imLocale]);
1497	#endif
1498		1541
1499	p = rs[Rs_inputMethod];	1542	p = rs[Rs_inputMethod];
1500	if (p && *p)	1543	if (p && *p)
1501	{	1544	{
1502	bool found = false;	1545	bool found = false;
1503		1546
1504	s = rxvt_splitcommastring (p);	1547	s = rxvt_strsplit (',', p);
		1548
1505	for (i = 0; s[i]; i++)	1549	for (i = 0; s[i]; i++)
1506	{	1550	{
1507	if (*s[i])	1551	if (*s[i])
1508	{	1552	{
1509	STRCPY (buf, "@im=");	1553	strcpy (buf, "@im=");
1510	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1554	strncat (buf, s[i], IMBUFSIZ - 5);
1511	if (IM_get_IC (buf))	1555	if (im_get_ic (buf))
1512	{	1556	{
1513	found = true;	1557	found = true;
1514	break;	1558	break;
1515	}	1559	}
1516	}	1560	}
1517	}	1561	}
1518	for (i = 0; s[i]; i++)	1562
1519	free (s[i]);	1563	rxvt_free_strsplit (s);
1520	free (s);
1521		1564
1522	if (found)	1565	if (found)
1523	goto done;	1566	goto done;
1524	}	1567	}
1525		1568
1526	/* try with XMODIFIERS env. var. */	1569	/* try with XMODIFIERS env. var. */
1527	if (IM_get_IC (""))	1570	if (im_get_ic (""))
1528	goto done;	1571	goto done;
1529		1572
1530	/* try with no modifiers base IF the user didn't specify an IM */	1573	/* try with no modifiers base IF the user didn't specify an IM */
1531	if (IM_get_IC ("@im=none"))	1574	if (im_get_ic ("@im=none"))
1532	goto done;	1575	goto done;
1533		1576
1534	done:	1577	done:
1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1536	if (rs[Rs_imLocale])	1578	if (rs[Rs_imLocale])
1537	SET_LOCALE (locale);	1579	SET_LOCALE (locale);
1538	#endif
1539	}	1580	}
1540		1581
1541	void	1582	void
1542	rxvt_term::IMSetStatusPosition ()	1583	rxvt_term::im_set_position ()
1543	{	1584	{
1544	XRectangle preedit_rect, status_rect, *needed_rect;	1585	XRectangle preedit_rect, status_rect, *needed_rect;
1545	XVaNestedList preedit_attr, status_attr;	1586	XVaNestedList preedit_attr, status_attr;
1546		1587
1547	if (Input_Context == NULL	1588	if (!Input_Context
1548	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1589	|| !focus
		1590	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1549	|| !IMisRunning ())	1591	|| !im_is_running ())
1550	return;	1592	return;
1551		1593
		1594	if (input_style & XIMPreeditPosition)
		1595	{
		1596	im_set_size (preedit_rect);
		1597	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1598
		1599	XSetICValues (Input_Context,
		1600	XNPreeditAttributes, preedit_attr, NULL);
		1601	}
		1602	else
		1603	{
1552	/* Getting the necessary width of preedit area */	1604	/* Getting the necessary width of preedit area */
1553	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1554	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1606	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1555	XFree (status_attr);	1607	XFree (status_attr);
1556		1608
1557	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1609	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1610	XFree (needed_rect);
1558		1611
1559	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1612	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1560	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1613	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1561		1614
1562	XSetICValues (Input_Context,	1615	XSetICValues (Input_Context,
1563	XNPreeditAttributes, preedit_attr,	1616	XNPreeditAttributes, preedit_attr,
1564	XNStatusAttributes, status_attr, NULL);	1617	XNStatusAttributes, status_attr,
		1618	NULL);
1565		1619
		1620	XFree (status_attr);
		1621	}
		1622
1566	XFree (preedit_attr);	1623	XFree (preedit_attr);
1567	XFree (status_attr);
1568	}	1624	}
1569	#endif /* USE_XIM */	1625	#endif /* USE_XIM */
1570		1626
1571	/*----------------------------------------------------------------------*/	1627	void
1572	rxvt_t rxvt_current_term;	1628	rxvt_term::get_window_origin (int &x, int &y)
		1629	{
		1630	Window cr;
		1631	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1632	}
		1633
		1634	#ifdef HAVE_BG_PIXMAP
		1635
		1636	void
		1637	rxvt_term::update_background ()
		1638	{
		1639	if (update_background_ev.is_active ())
		1640	return;
		1641
		1642	bg_invalidate ();
		1643
		1644	if (!mapped)
		1645	return;
		1646
		1647	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1648
		1649	if (to_wait <= 0.)
		1650	bg_render ();
		1651	else
		1652	update_background_ev.start (to_wait);
		1653	}
		1654
		1655	void
		1656	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1657	{
		1658	make_current ();
		1659
		1660	update_background_ev.stop ();
		1661	bg_render ();
		1662	refresh_check ();
		1663	}
		1664
		1665	#endif /* HAVE_BG_PIXMAP */
1573		1666
1574	/*----------------------- end-of-file (C source) -----------------------*/	1667	/*----------------------- end-of-file (C source) -----------------------*/

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