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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.393 by root, Sat Dec 13 09:50:43 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>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
22	*	22	*
23	* This program is distributed in the hope that it will be useful,	23	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	24	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
49	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
50		61
51	void	62	bool
52	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
53	{	64	{
54	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
55	{	66
56	STRNCPY (curlocale, locale, 128);	67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
58	}	75	return true;
59	}	76	}
60		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
		91	#if ENABLE_COMBINING
61	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
62		93
63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64	{	95	{
65	compose_char *cc;	96	compose_char *cc;
66		97
67	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
68	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
69	cc = (*this)[c1];	100	cc = (*this)[c1];
70	while (cc)	101	while (cc)
71	{	102	{
72	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
73	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
74	}	105	}
75		106
76	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
77	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
78	{
79	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
80	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
81	}
82		111
83	// allocate a new combination	112	// allocate a new combination
84	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
85	{	114	{
86	static int seen;	115	static int seen;
87		116
88	if (!seen++)	117	if (!seen++)
89	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
90		119
91	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
92	}	121	}
93		122
94	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
95		124
96	return v.size () - 1 + COMPOSE_LO;	125	return v.size () - 1 + COMPOSE_LO;
97	}	126	}
98		127
99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)	128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100	{	129	{
101	compose_char *cc = (*this)[c];	130	compose_char *cc = (*this)[c];
102		131
103	if (!cc)	132	if (!cc)
104	{	133	{
…		…
117	}	146	}
118		147
119	return len;	148	return len;
120		149
121	}	150	}
122		151	#endif
123	extern struct rxvt_composite_vec rxvt_composite;
124	void *
125	rxvt_term::operator new (size_t s)
126	{
127	void *p = malloc (s);
128
129	MEMSET (p, 0, s);
130	return p;
131	}
132
133	void
134	rxvt_term::operator delete (void *p, size_t s)
135	{
136	free (p);
137	}
138		152
139	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
140	:	154	{
141	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
142	termwin_ev (this, &rxvt_term::x_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
143	vt_ev (this, &rxvt_term::x_cb),
144	#ifdef HAVE_SCROLLBARS
145	scrollbar_ev (this, &rxvt_term::x_cb),
146	#endif
147	#ifdef MENUBAR
148	menubar_ev (this, &rxvt_term::x_cb),
149	#endif	157	#endif
150	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
151	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);
152	#endif	160	#endif
153	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
154	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);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		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),
155	#endif	179	#endif
156	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
157	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
158	#endif	182	#endif
159	#ifdef USE_XIM	183	#ifndef NO_BELL
160	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
161	#endif	185	#endif
162	check_ev (this, &rxvt_term::check_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
163	destroy_ev (this, &rxvt_term::destroy_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
164	pty_ev (this, &rxvt_term::pty_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
165	incr_ev (this, &rxvt_term::incr_cb)	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
166	{	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		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;
168	}	212	}
169		213
170	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
171	{	215	{
172	if (cmd_fd >= 0)	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
173	close (cmd_fd);
174		217
175	#ifndef NO_SETOWNER_TTYDEV	218	emergency_cleanup ();
176	privileged_ttydev (RESTORE);
177	#endif
178	#ifdef UTMP_SUPPORT
179	privileged_utmp (RESTORE);
180	#endif
181		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
182	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
183		234
184	if (display)	235	if (display)
185	{	236	{
186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	237	selection_clear ();
		238	selection_clear (true);
		239
		240	#if USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244
		245	if (gc)
		246	XFreeGC (dpy, gc);
		247
187	delete menuBar.drawable;	248	delete drawable;
188	//if (menuBar.win)	249
189	// XDestroyWindow (display->display, menuBar.win);
190	#endif
191	delete TermWin.drawable;
192	// destroy all windows	250	// destroy all windows
193	if (TermWin.parent[0])	251	if (parent)
194	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent);
195	}
196		253
197	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
		255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
		258	#if OFF_FOCUS_FADING
		259	pix_colors_unfocused [i].free (this);
		260	#endif
		261	}
198		262
199	delete PixColors;	263	clear ();
200		264
		265	display->flush (); /* ideally .put should do this */
201	displays.put (display);	266	displays.put (display);
		267	}
202		268
203	scr_release ();	269	scr_release ();
204		270
205	free (env_windowid);	271	/* clear all resources */
206	free (env_display);	272	for (int i = 0; i < allocated.size (); i++)
207	free (env_term);	273	free (allocated [i]);
208	free (env_colorfgbg);	274
		275	free (selection.text);
		276	free (selection.clip_text);
209	free (locale);	277	free (locale);
210	free (codeset);	278	free (v_buffer);
		279
		280	delete selection_req;
		281
		282	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		283	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		284
		285	delete env;
211		286
212	delete envv;	287	delete envv;
213	delete argv;	288	delete argv;
		289
		290	#ifdef KEYSYM_RESOURCE
		291	delete keyboard;
		292	#endif
		293	#ifndef NO_RESOURCES
		294	XrmDestroyDatabase (option_db);
		295	#endif
		296
		297	SET_R ((rxvt_term *)0);
		298	}
		299
		300	// child has exited, usually destroys
		301	void
		302	rxvt_term::child_cb (ev::child &w, int status)
		303	{
		304	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		305
		306	cmd_pid = 0;
		307
		308	if (!option (Opt_hold))
		309	destroy ();
214	}	310	}
215		311
216	void	312	void
217	rxvt_term::destroy ()	313	rxvt_term::destroy ()
218	{	314	{
		315	if (destroy_ev.is_active ())
		316	return;
		317
		318	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		319
		320	#if ENABLE_OVERLAY
		321	scr_overlay_off ();
		322	#endif
		323
219	if (display)	324	if (display)
220	{	325	{
		326	#if USE_XIM
		327	im_ev.stop (display);
		328	#endif
		329	scrollbar_ev.stop (display);
		330	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
221	rootwin_ev.stop (display);	331	rootwin_ev.stop (display);
		332	#endif
222	termwin_ev.stop (display);	333	termwin_ev.stop (display);
223	vt_ev.stop (display);	334	vt_ev.stop (display);
224	#ifdef USE_XIM
225	im_destroy ();
226	im_ev.stop (display);
227	#endif
228	#ifdef HAVE_SCROLLBARS
229	scrollbar_ev.stop (display);
230	#endif
231	#ifdef MENUBAR
232	menubar_ev.stop (display);
233	#endif
234	}	335	}
235		336
236	check_ev.stop ();	337	flush_ev.stop ();
237	pty_ev.stop ();	338	pty_ev.stop ();
238	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
239	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
240	#endif	341	#endif
241	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
242	text_blink_ev.stop ();	343	text_blink_ev.stop ();
243	#endif	344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
		350	#endif
244	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
245	pointer_ev.stop ();	352	pointer_ev.stop ();
246	#endif	353	#endif
247		354
248	destroy_ev.start (0);	355	destroy_ev.start ();
249	}	356	}
250		357
251	void	358	void
252	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
253	{	360	{
254	SET_R (this);	361	make_current ();
255		362
256	delete this;	363	delete this;
257	}	364	}
258		365
259	/*----------------------------------------------------------------------*/
260	/* rxvt_init () */
261	/* LIBPROTO */
262	rxvt_t
263	rxvt_init (int argc, const char *const *argv)
264	{
265	SET_R (new rxvt_term);
266
267	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
268	{
269	delete GET_R;
270	SET_R (0);
271	}
272
273	return GET_R;
274	}
275
276	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
277
278	void	366	void
279	rxvt_init_signals ()	367	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
280	{	368	{
281	/* install exit handler for cleanup */	369	if (!opt)
282	#if 0
283	#ifdef HAVE_ATEXIT
284	atexit (rxvt_clean_exit);
285	#else
286	#endif
287	#endif
288
289	struct sigaction sa;
290
291	sigfillset (&sa.sa_mask);
292	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
293	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
294	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
295	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
298	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
299
300	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
301	/* signal (SIGURG, SIG_DFL); */
302
303	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
304	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
305	}
306
307	bool
308	rxvt_term::init (int argc, const char *const *argv)
309	{
310	/*
311	* Save and then give up any super-user privileges
312	* If we need privileges in any area then we must specifically request it.
313	* We should only need to be root in these cases:
314	* 1. write utmp entries on some systems
315	* 2. chown tty on some systems
316	*/
317	privileges (SAVE);
318	privileges (IGNORE);
319
320	init_secondary ();
321
322	const char **cmd_argv = init_resources (argc, argv);
323
324	set_locale ("");
325
326	#if MENUBAR_MAX
327	menubar_read (rs[Rs_menu]);
328	#endif
329	#ifdef HAVE_SCROLLBARS
330	if (Options & Opt_scrollBar)
331	scrollBar.setIdle (); /* set existence for size calculations */
332	#endif
333
334	create_windows (argc, argv);
335
336	init_xlocale ();
337
338	scr_reset (); /* initialize screen */
339
340	#if 0
341	XSynchronize (display->display, True);
342	#endif
343
344	#ifdef HAVE_SCROLLBARS
345	if (Options & Opt_scrollBar)
346	resize_scrollbar (); /* create and map scrollbar */
347	#endif
348	#if (MENUBAR_MAX)
349	if (menubar_visible ())
350	XMapWindow (display->display, menuBar.win);
351	#endif
352	#ifdef TRANSPARENT
353	if (Options & Opt_transparent)
354	{
355	XSelectInput (display->display, display->root, PropertyChangeMask);
356	check_our_parents ();
357	}
358	#endif
359
360	rootwin_ev.start (display, display->root);
361
362	XMapWindow (display->display, TermWin.vt);
363	XMapWindow (display->display, TermWin.parent[0]);
364
365	init_command (cmd_argv);
366
367	pty_ev.start (cmd_fd, EVENT_READ);
368
369	check_ev.start ();
370
371	return true;
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* SIGNAL HANDLING & EXIT HANDLER *
376	* ------------------------------------------------------------------------- */
377	/*
378	* Catch a SIGCHLD signal and exit if the direct child has died
379	*/
380	/* ARGSUSED */
381	/* EXTPROTO */
382	RETSIGTYPE
383	rxvt_Child_signal (int sig __attribute__ ((unused)))
384	{
385	int pid, save_errno = errno;
386	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
387	;
388	errno = save_errno;
389
390	#if 0
391	if (pid == cmd_pid)
392	exit (EXIT_SUCCESS);
393	#endif
394	}
395
396	/*
397	* Catch a fatal signal and tidy up before quitting
398	*/
399	/* EXTPROTO */
400	RETSIGTYPE
401	rxvt_Exit_signal (int sig)
402	{
403	signal (sig, SIG_DFL);
404	#ifdef DEBUG_CMD
405	rxvt_print_error ("signal %d", sig);
406	#endif
407	rxvt_clean_exit ();
408	kill (getpid (), sig);
409	}
410
411	/* INTPROTO */
412	int
413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	{
415	if (GET_R->allowedxerror == -1)
416	GET_R->allowedxerror = event->error_code;
417	else
418	{
419	old_xerror_handler (display, event);
420	GET_R->destroy ();
421	}
422
423	return 0;	370	return;
		371
		372	uint8_t mask = 1 << (opt & 7);
		373	uint8_t &val = options [opt >> 3];
		374
		375	val = val & ~mask | (set ? mask : 0);
424	}	376	}
425		377
426	/*----------------------------------------------------------------------*/	378	/*----------------------------------------------------------------------*/
427	/*	379	/*
428	* Exit gracefully, clearing the utmp entry and restoring tty attributes	380	* Exit gracefully, clearing the utmp entry and restoring tty attributes
429	* TODO: if debugging, this should free up any known resources if we can
430	*/	381	*/
431	/* EXTPROTO */	382	static XErrorHandler old_xerror_handler;
432	void
433	rxvt_clean_exit ()
434	{
435	// TODO: rxvtd should clean up all ressources
436	if (GET_R)
437	GET_R->destroy ();
438	}
439		383
440	/* ------------------------------------------------------------------------- *	384	static void
441	* MEMORY ALLOCATION WRAPPERS *	385	rxvt_emergency_cleanup ()
442	* ------------------------------------------------------------------------- */
443	/* EXTPROTO */
444	void *
445	rxvt_malloc (size_t size)
446	{	386	{
447	void *p;	387	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
448		388	(*t)->emergency_cleanup ();
449	p = malloc (size);
450	if (p)
451	return p;
452
453	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
454	rxvt_clean_exit ();
455	exit (EXIT_FAILURE);
456	/* NOTREACHED */
457	}	389	}
458		390
459	/* EXTPROTO */	391	#if !ENABLE_MINIMAL
460	void *	392	static void ecb_cold
461	rxvt_calloc (size_t number, size_t size)	393	print_x_error (Display *dpy, XErrorEvent *event)
462	{	394	{
463	void *p;	395	char buffer[BUFSIZ];
		396	char mesg[BUFSIZ];
		397	char number[32];
464		398
465	p = calloc (number, size);	399	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
466	if (p)
467	return p;
468		400
469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	401	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
470	rxvt_clean_exit ();	402	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
471	exit (EXIT_FAILURE);
472	/* NOTREACHED */
473	}
474		403
475	/* EXTPROTO */	404	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
476	void *	405	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
477	rxvt_realloc (void *ptr, size_t size)	406	rxvt_warn ("+ %s: %s\n", mesg, buffer);
478	{
479	void *p;
480		407
481	if (ptr)	408	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
482	p = realloc (ptr, size);	409	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		410
		411	if (event->request_code >= 128)
		412	{
		413	#if 0
		414	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		415	int nexts;
		416	char **exts = XListExtensions (dpy, &nexts);
		417
		418	while (nexts)
		419	{
		420	char *extname = exts [nexts - 1];
		421	int major, first_event, first_error;
		422
		423	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		424	{
		425	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		426	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		427
		428	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		429	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		430	rxvt_warn ("+ (which is %s)\n", buffer);
		431
		432	break;
		433	}
		434
		435	printf ("nextss %d %s\n", nexts, extname);//D
		436	--nexts;
		437	++exts;
		438	}
		439	#else
		440	int nexts = 0;
		441	char **exts = 0;
		442	#endif
		443
		444	if (!nexts)
		445	{
		446	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		447
		448	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		449	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		450
		451	#if 0
		452	sprintf (number, "RENDER.%d", event->minor_code);
		453	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		454	rxvt_warn ("+ (which is %s)\n", buffer);
		455	#endif
		456	}
		457
		458	XFreeExtensionList (exts);
		459	}
483	else	460	else
484	p = malloc (size);	461	{
485	if (p)	462	sprintf (number, "%d", event->request_code);
		463	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		464	rxvt_warn ("+ (which is %s)\n", buffer);
		465	}
		466
		467	if (event->error_code == BadWindow
		468	|| event->error_code == BadPixmap
		469	|| event->error_code == BadCursor
		470	|| event->error_code == BadFont
		471	|| event->error_code == BadDrawable
		472	|| event->error_code == BadColor
		473	|| event->error_code == BadGC
		474	|| event->error_code == BadIDChoice
		475	|| event->error_code == BadValue
		476	|| event->error_code == BadAtom)
		477	{
		478	if (event->error_code == BadValue)
		479	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		480	else if (event->error_code == BadAtom)
		481	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		482	else
		483	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		484
		485	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		486	}
		487	}
		488	#endif
		489
		490	int ecb_cold
		491	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		492	{
		493	if (GET_R && GET_R->allowedxerror == -1)
		494	GET_R->allowedxerror = event->error_code;
		495	else
		496	{
		497	// GET_R is most likely not the terminal which caused the error,
		498	// so just output the error and continue
		499	#if ENABLE_MINIMAL
		500	old_xerror_handler (display, event);
		501	#else
		502	print_x_error (display, event);
		503	#endif
		504	}
		505
486	return p;	506	return 0;
		507	}
487		508
488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	509	int ecb_cold
489	rxvt_clean_exit ();	510	rxvt_xioerror_handler (Display *display)
		511	{
		512	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		513	DisplayString (display));
		514	rxvt_emergency_cleanup ();
490	exit (EXIT_FAILURE);	515	_exit (EXIT_FAILURE);
491	/* NOTREACHED */
492	}	516	}
493		517
494	/* ------------------------------------------------------------------------- *	518	static struct sig_handlers
495	* PRIVILEGED OPERATIONS *
496	* ------------------------------------------------------------------------- */
497	/* take care of suid/sgid super-user (root) privileges */
498	void
499	rxvt_term::privileges (int mode)
500	{	519	{
501	#if ! defined(__CYGWIN32__)	520	ev::sig sw_term, sw_int;
502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	521
503	/* setreuid () is the poor man's setuid (), seteuid () */	522	/*
504	# define seteuid(a) setreuid(-1, (a))	523	* Catch a fatal signal and tidy up before quitting
505	# define setegid(a) setregid(-1, (a))	524	*/
506	# define HAVE_SETEUID	525	void sig_term (ev::sig &w, int revents);
		526
		527	sig_handlers ()
		528	{
		529	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		530	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		531	}
		532	} sig_handlers;
		533
		534	void
		535	sig_handlers::sig_term (ev::sig &w, int revents)
		536	{
		537	rxvt_emergency_cleanup ();
		538	w.stop ();
		539	kill (getpid (), w.signum);
		540	}
		541
		542	static void
		543	rxvt_get_ttymode (struct termios *tio)
		544	{
		545	if (tcgetattr (STDIN_FILENO, tio) < 0)
		546	memset (tio, 0, sizeof (struct termios));
		547
		548	for (int i = 0; i < NCCS; i++)
		549	tio->c_cc[i] = VDISABLE;
		550
		551	tio->c_cc[VINTR] = CINTR;
		552	tio->c_cc[VQUIT] = CQUIT;
		553	tio->c_cc[VERASE] = CERASE;
		554	#ifdef VERASE2
		555	tio->c_cc[VERASE2] = CERASE2;
		556	#endif
		557	tio->c_cc[VKILL] = CKILL;
		558	tio->c_cc[VEOF] = CEOF;
		559	tio->c_cc[VSTART] = CSTART;
		560	tio->c_cc[VSTOP] = CSTOP;
		561	tio->c_cc[VSUSP] = CSUSP;
		562	# ifdef VDSUSP
		563	tio->c_cc[VDSUSP] = CDSUSP;
507	# endif	564	# endif
508	# ifdef HAVE_SETEUID	565	# ifdef VREPRINT
509	switch (mode)	566	tio->c_cc[VREPRINT] = CRPRNT;
510	{
511	case IGNORE:
512	/*
513	* change effective uid/gid - not real uid/gid - so we can switch
514	* back to root later, as required
515	*/
516	seteuid (getuid ());
517	setegid (getgid ());
518	break;
519	case SAVE:
520	euid = geteuid ();
521	egid = getegid ();
522	break;
523	case RESTORE:
524	seteuid (euid);
525	setegid (egid);
526	break;
527	}
528	# else
529	switch (mode)
530	{
531	case IGNORE:
532	setuid (getuid ());
533	setgid (getgid ());
534	/* FALLTHROUGH */
535	case SAVE:
536	/* FALLTHROUGH */
537	case RESTORE:
538	break;
539	}
540	# endif	567	# endif
541	#endif	568	# ifdef VDISCRD
542	}	569	tio->c_cc[VDISCRD] = CFLUSH;
543
544	#ifdef UTMP_SUPPORT
545	void
546	rxvt_term::privileged_utmp (char action)
547	{
548	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
549	action, next_utmp_action, getpid ()));
550	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
551	|| (Options & Opt_utmpInhibit)
552	|| ttydev == NULL || *ttydev == '\0')
553	return;
554
555	privileges (RESTORE);
556	if (action == SAVE)
557	{
558	next_utmp_action = RESTORE;
559	makeutent (ttydev, rs[Rs_display_name]);
560	}
561	else
562	{ /* action == RESTORE */
563	next_utmp_action = IGNORE;
564	cleanutent ();
565	}
566	privileges (IGNORE);
567	}
568	#endif
569
570	#ifndef NO_SETOWNER_TTYDEV
571	void
572	rxvt_term::privileged_ttydev (char action)
573	{
574	D_MAIN ((stderr,
575	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
576	action, next_tty_action, getpid ()));
577	if (next_tty_action != action || (action != SAVE && action != RESTORE)
578	|| ttydev == NULL || *ttydev == '\0')
579	return;
580
581	privileges (RESTORE);
582
583	if (action == SAVE)
584	{
585	next_tty_action = RESTORE;
586	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
587	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
588	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
589	next_tty_action = IGNORE;
590	else
591	# endif	570	# endif
592		571	# ifdef VWERSE
593	{	572	tio->c_cc[VWERSE] = CWERASE;
594	chown (ttydev, getuid (), ttygid); /* fail silently */
595	chmod (ttydev, ttymode);
596	# ifdef HAVE_REVOKE
597	revoke (ttydev);
598	# endif	573	# endif
599		574	# ifdef VLNEXT
600	}	575	tio->c_cc[VLNEXT] = CLNEXT;
601	}
602	else
603	{ /* action == RESTORE */
604	next_tty_action = IGNORE;
605	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
606	chmod (ttydev, ttyfd_stat.st_mode);
607	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
608	# else
609	chmod (ttydev,
610	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
611	chown (ttydev, 0, 0);
612	# endif	576	# endif
613		577	# ifdef VSTATUS
614	}	578	tio->c_cc[VSTATUS] = CSTATUS;
615
616	privileges (IGNORE);
617
618	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
619	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
620	action == RESTORE ? "Restoring" : (action ==
621	SAVE ? "Saving" :
622	"UNKNOWN ERROR for"), ttydev,
623	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
624	ttyfd_stat.st_gid));
625	# endif	579	# endif
626	}	580
		581	# if VMIN != VEOF
		582	tio->c_cc[VMIN] = 1;
627	#endif	583	# endif
		584	# if VTIME != VEOL
		585	tio->c_cc[VTIME] = 0;
		586	# endif
		587
		588	/* input modes */
		589	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		590	# ifdef IMAXBEL
		591	| IMAXBEL
		592	# endif
		593	| IXON);
		594
		595	/* output modes */
		596	tio->c_oflag = (OPOST | ONLCR);
		597
		598	/* control modes */
		599	tio->c_cflag = (CS8 | CREAD);
		600
		601	/* local modes */
		602	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		603	# if defined (ECHOCTL) && defined (ECHOKE)
		604	| ECHOCTL | ECHOKE
		605	# endif
		606	| ECHOE | ECHOK);
		607	}
		608
		609	char **rxvt_environ; // startup environment
		610
		611	void
		612	rxvt_init ()
		613	{
		614	assert (("fontMask must not overlap other RS masks",
		615	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		616
		617	rxvt_get_ttymode (&rxvt_term::def_tio);
		618
		619	// get rid of stdin/stdout as we don't need them, to free resources
		620	dup2 (STDERR_FILENO, STDIN_FILENO);
		621	dup2 (STDERR_FILENO, STDOUT_FILENO);
		622
		623	if (!ev_default_loop ())
		624	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		625
		626	rxvt_environ = environ;
		627
		628	signal (SIGHUP, SIG_IGN);
		629	signal (SIGPIPE, SIG_IGN);
		630
		631	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		632	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		633
		634	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		635	// TODO: handle this with exceptions and tolerate the memory loss
		636	XSetIOErrorHandler (rxvt_xioerror_handler);
		637
		638	XrmInitialize ();
		639
		640	#if HAVE_PIXBUF
		641	g_type_init ();
		642	#endif
		643	}
628		644
629	/*----------------------------------------------------------------------*/	645	/*----------------------------------------------------------------------*/
630	/*	646	/*
631	* window size/position calculcations for XSizeHint and other storage.	647	* window size/position calculations for XSizeHint and other storage.
632	* if width/height are non-zero then override calculated width/height	648	* if width/height are non-zero then override calculated width/height
633	*/	649	*/
634	void	650	void
635	rxvt_term::window_calc (unsigned int width, unsigned int height)	651	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636	{	652	{
637	short recalc_x, recalc_y;	653	short recalc_x, recalc_y;
638	int x, y, sb_w, mb_h, flags;	654	int x, y, flags;
639	unsigned int w, h;	655	unsigned int w, h;
640	unsigned int max_width, max_height;	656	unsigned int max_width, max_height;
641		657
642	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
643	TermWin.ncol, TermWin.nrow, szHint.width,
644	szHint.height));
645	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	658	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646	szHint.win_gravity = NorthWestGravity;	659	szHint.win_gravity = NorthWestGravity;
647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	660	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648		661
649	recalc_x = recalc_y = 0;	662	recalc_x = recalc_y = 0;
650	flags = 0;	663	flags = 0;
		664
651	if (!parsed_geometry)	665	if (!parsed_geometry)
652	{	666	{
653	parsed_geometry = 1;	667	parsed_geometry = 1;
		668
654	if (rs[Rs_geometry])	669	if (rs[Rs_geometry])
655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	670	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		671
656	if (flags & WidthValue)	672	if (flags & WidthValue)
657	{	673	{
658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	674	if (!w)
		675	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		676
		677	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
659	szHint.flags |= USSize;	678	szHint.flags |= USSize;
660	}	679	}
		680
661	if (flags & HeightValue)	681	if (flags & HeightValue)
662	{	682	{
663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	683	if (!h)
		684	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		685
		686	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
664	szHint.flags |= USSize;	687	szHint.flags |= USSize;
665	}	688	}
		689
666	if (flags & XValue)	690	if (flags & XValue)
667	{	691	{
668	szHint.x = x;	692	szHint.x = x;
669	szHint.flags |= USPosition;	693	szHint.flags |= USPosition;
		694
670	if (flags & XNegative)	695	if (flags & XNegative)
671	{	696	{
672	recalc_x = 1;	697	recalc_x = 1;
673	szHint.win_gravity = NorthEastGravity;	698	szHint.win_gravity = NorthEastGravity;
674	}	699	}
675	}	700	}
		701
676	if (flags & YValue)	702	if (flags & YValue)
677	{	703	{
678	szHint.y = y;	704	szHint.y = y;
679	szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
680	if (flags & YNegative)	707	if (flags & YNegative)
681	{	708	{
682	recalc_y = 1;	709	recalc_y = 1;
		710
683	if (szHint.win_gravity == NorthEastGravity)	711	if (szHint.win_gravity == NorthEastGravity)
684	szHint.win_gravity = SouthEastGravity;	712	szHint.win_gravity = SouthEastGravity;
685	else	713	else
686	szHint.win_gravity = SouthWestGravity;	714	szHint.win_gravity = SouthWestGravity;
687	}	715	}
688	}	716	}
689	}	717	}
		718
690	/* TODO: BOUNDS */	719	/* TODO: BOUNDS */
691	TermWin.width = TermWin.ncol * TermWin.fwidth;	720	width = ncol * fwidth;
692	TermWin.height = TermWin.nrow * TermWin.fheight;	721	height = nrow * fheight;
693	max_width = MAX_COLS * TermWin.fwidth;	722	max_width = MAX_COLS * fwidth;
694	max_height = MAX_ROWS * TermWin.fheight;	723	max_height = MAX_ROWS * fheight;
695		724
696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	725	szHint.base_width = szHint.base_height = 2 * int_bwidth;
697		726
698	sb_w = mb_h = 0;
699	window_vt_x = window_vt_y = 0;	727	window_vt_x = window_vt_y = int_bwidth;
700	if (scrollbar_visible ())	728
		729	if (scrollBar.state)
701	{	730	{
702	sb_w = scrollbar_TotalWidth ();	731	int sb_w = scrollBar.total_width ();
703	szHint.base_width += sb_w;	732	szHint.base_width += sb_w;
		733
704	if (! (Options & Opt_scrollBar_right))	734	if (!option (Opt_scrollBar_right))
705	window_vt_x = sb_w;	735	window_vt_x += sb_w;
706	}
707	if (menubar_visible ())
708	{	736	}
709	mb_h = menuBar_TotalHeight ();	737
710	szHint.base_height += mb_h;
711	window_vt_y = mb_h;
712	}
713	szHint.width_inc = TermWin.fwidth;	738	szHint.width_inc = fwidth;
714	szHint.height_inc = TermWin.fheight;	739	szHint.height_inc = fheight;
715	szHint.min_width = szHint.base_width + szHint.width_inc;	740	szHint.min_width = szHint.base_width + szHint.width_inc;
716	szHint.min_height = szHint.base_height + szHint.height_inc;	741	szHint.min_height = szHint.base_height + szHint.height_inc;
717		742
718	if (width && width - szHint.base_width < max_width)	743	if (newwidth && newwidth - szHint.base_width < max_width)
719	{	744	{
720	szHint.width = width;	745	szHint.width = newwidth;
721	TermWin.width = width - szHint.base_width;	746	width = newwidth - szHint.base_width;
722	}	747	}
723	else	748	else
724	{	749	{
725	MIN_IT (TermWin.width, max_width);	750	min_it (width, max_width);
726	szHint.width = szHint.base_width + TermWin.width;	751	szHint.width = szHint.base_width + width;
727	}	752	}
		753
728	if (height && height - szHint.base_height < max_height)	754	if (newheight && newheight - szHint.base_height < max_height)
729	{	755	{
730	szHint.height = height;	756	szHint.height = newheight;
731	TermWin.height = height - szHint.base_height;	757	height = newheight - szHint.base_height;
732	}	758	}
733	else	759	else
734	{	760	{
735	MIN_IT (TermWin.height, max_height);	761	min_it (height, max_height);
736	szHint.height = szHint.base_height + TermWin.height;	762	szHint.height = szHint.base_height + height;
737	}	763	}
738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
739	window_sb_x = szHint.width - sb_w;
740		764
741	if (recalc_x)	765	if (recalc_x)
742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	766	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
743	- szHint.width - 2 * TermWin.ext_bwidth);	767
744	if (recalc_y)	768	if (recalc_y)
745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	769	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
746	- szHint.height - 2 * TermWin.ext_bwidth);
747		770
748	TermWin.ncol = TermWin.width / TermWin.fwidth;	771	ncol = width / fwidth;
749	TermWin.nrow = TermWin.height / TermWin.fheight;	772	nrow = height / fheight;
750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	773
751	TermWin.ncol, TermWin.nrow, szHint.width,	774	// When the size of the vt window is not a multiple of the cell
752	szHint.height));	775	// size, i.e., when the wm does not honour our size hints, there are
753	return;	776	// extra areas not covered by the terminal screen. Such gaps, when a
		777	// bg pixmap is set, would have to be cleared manually to properly
		778	// refresh the background. We take the simpler route and shrink the
		779	// vt window so as to avoid creating gaps.
		780	vt_width = ncol * fwidth;
		781	vt_height = nrow * fheight;
754	}	782	}
755		783
756	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
757	/*	785	/*
758	* Tell the teletype handler what size the window is.	786	* Tell the teletype handler what size the window is.
759	* Called after a window size change.	787	* Called after a window size change.
760	*/	788	*/
761	void	789	void
762	rxvt_term::tt_winch ()	790	rxvt_term::tt_winch ()
763	{	791	{
		792	if (pty->pty < 0)
		793	return;
		794
764	struct winsize ws;	795	struct winsize ws;
765		796
766	if (cmd_fd < 0)
767	return;
768
769	ws.ws_col = TermWin.ncol;	797	ws.ws_col = ncol;
770	ws.ws_row = TermWin.nrow;	798	ws.ws_row = nrow;
771	ws.ws_xpixel = ws.ws_ypixel = 0;	799	ws.ws_xpixel = vt_width;
772	#ifndef DEBUG_SIZE	800	ws.ws_ypixel = vt_height;
773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	801	ioctl (pty->pty, TIOCSWINSZ, &ws);
		802
		803	#if 0
		804	// TIOCSWINSZ is supposed to do this automatically and correctly
		805	if (cmd_pid) /* force through to the command */
		806	kill (-cmd_pid, SIGWINCH);
		807	#endif
		808	}
		809
		810	/*----------------------------------------------------------------------*/
		811	/* load and set the various fonts */
		812	bool
		813	rxvt_term::set_fonts ()
		814	{
		815	rxvt_fontset *fs = new rxvt_fontset (this);
		816	rxvt_fontprop prop;
		817
		818	if (!fs
		819	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		820	|| !fs->realize_font (1))
		821	{
		822	delete fs;
		823	return false;
		824	}
		825
		826	#if ENABLE_STYLES
		827	for (int i = RS_styleCount; --i; )
		828	if (fontset[i] != fontset[0])
		829	delete fontset[i];
		830	#endif
		831
		832	delete fontset[0];
		833	fontset[0] = fs;
		834
		835	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		836	prop.width = max (prop.width + letterSpace, 1);
		837
		838	fs->set_prop (prop, false);
		839
		840	fwidth = prop.width;
		841	fheight = prop.height + lineSpace;
		842	fbase = prop.ascent;
		843
		844	for (int style = 1; style < 4; style++)
		845	{
		846	#if ENABLE_STYLES
		847	const char *res = rs[Rs_font + style];
		848
		849	if (res && !*res)
		850	fontset[style] = fontset[0];
		851	else
		852	{
		853	fontset[style] = fs = new rxvt_fontset (this);
		854	rxvt_fontprop prop2 = prop;
		855
		856	if (res)
		857	{
		858	fs->populate (res);
		859	fs->set_prop (prop2, false);
		860	}
		861	else
		862	{
		863	fs->populate (fontset[0]->fontdesc);
		864
		865	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		866	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		867
		868	fs->set_prop (prop2, true);
		869	}
		870
		871	}
774	#else	872	#else
775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	873	fontset[style] = fontset[0];
776	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
777	# ifdef SIGWINCH
778	else if (cmd_pid) /* force through to the command */
779	kill (cmd_pid, SIGWINCH);
780	# endif	874	#endif
781	#endif
782	}
783
784	/*----------------------------------------------------------------------*/
785	/* rxvt_change_font () - Switch to a new font */
786	/*
787	* init = 1 - initialize
788	*
789	* fontname == FONT_UP - switch to bigger font
790	* fontname == FONT_DN - switch to smaller font
791	*/
792	bool
793	rxvt_term::change_font (const char *fontname)
794	{
795	if (fontname == FONT_UP)
796	{	875	}
797	// TODO	876
		877	if (parent)
798	}	878	{
799	else if (fontname == FONT_DN)
800	{
801	// TODO
802	}
803	else
804	{
805	rxvt_fontset *fs = new rxvt_fontset (this);
806
807	if (fs && fs->populate (fontname ? fontname : "fixed"))
808	{
809	delete TermWin.fontset;
810	TermWin.fontset = fs;
811	TermWin.fwidth = fs->base_font ()->width;
812	TermWin.fheight = fs->base_font ()->height;
813	TermWin.fbase = fs->base_font ()->ascent;
814
815	if (TermWin.parent[0])
816	{
817	resize_all_windows (0, 0, 0);	879	resize_all_windows (0, 0, 0);
818	scr_remap_chars ();	880	scr_remap_chars ();
819	scr_touch (true);	881	scr_touch (true);
820	}	882	}
821		883
822	return true;	884	return true;
823	}	885	}
		886
		887	void
		888	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		889	{
		890	XChangeProperty (dpy, parent,
		891	prop, XA_STRING, 8, PropModeReplace,
		892	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		893	}
		894
		895	void
		896	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		897	{
		898	XTextProperty ct;
		899
		900	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
824	}	901	{
825		902	XSetTextProperty (dpy, parent, &ct, prop);
826	return false;	903	XFree (ct.value);
		904	}
827	}	905	}
828		906
829	bool	907	void
830	rxvt_term::font_up_down (int n, int direction)	908	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
831	{	909	{
832	return false;	910	wchar_t *ws = rxvt_mbstowcs (str, len);
		911	char *s = rxvt_wcstoutf8 (ws);
		912
		913	XChangeProperty (dpy, parent,
		914	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		915	(const unsigned char *)s, strlen (s));
		916
		917	free (s);
		918	free (ws);
833	}	919	}
834		920
835	/*----------------------------------------------------------------------*/	921	/*----------------------------------------------------------------------*/
836	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
837	/* xterm sequences - title, iconName, color (exptl) */	923	/* xterm sequences - title, iconName, color (exptl) */
838	void	924	void
839	rxvt_term::set_title (const char *str)	925	rxvt_term::set_title (const char *str)
840	{	926	{
841	#ifndef SMART_WINDOW_TITLE	927	set_mbstring_property (XA_WM_NAME, str);
842	XStoreName (display->display, TermWin.parent[0], str);	928	#if ENABLE_EWMH
843	#else	929	set_utf8_property (xa[XA_NET_WM_NAME], str);
844	char *name;
845
846	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
847	name = NULL;
848	if (name == NULL || STRCMP (name, str))
849	XStoreName (display->display, TermWin.parent[0], str);
850	if (name)
851	XFree (name);
852	#endif	930	#endif
853	}	931	}
854		932
855	void	933	void
856	rxvt_term::set_iconName (const char *str)	934	rxvt_term::set_icon_name (const char *str)
857	{	935	{
858	#ifndef SMART_WINDOW_TITLE	936	set_mbstring_property (XA_WM_ICON_NAME, str);
859	XSetIconName (display->display, TermWin.parent[0], str);	937	#if ENABLE_EWMH
860	#else	938	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
861	char *name;
862
863	if (XGetIconName (display->display, TermWin.parent[0], &name))
864	name = NULL;
865	if (name == NULL || STRCMP (name, str))
866	XSetIconName (display->display, TermWin.parent[0], str);
867	if (name)
868	XFree (name);
869	#endif	939	#endif
870	}	940	}
871		941
		942	void
		943	rxvt_term::set_window_color (int idx, const char *color)
		944	{
872	#ifdef XTERM_COLOR_CHANGE	945	#ifdef XTERM_COLOR_CHANGE
873	void
874	rxvt_term::set_window_color (int idx, const char *color)
875	{
876	rxvt_color xcol;	946	rxvt_color xcol;
877	int i;
878		947
879	if (color == NULL || *color == '\0')	948	if (color == NULL || *color == '\0')
880	return;	949	return;
881		950
		951	color = strdup (color);
		952	allocated.push_back ((void *)color);
		953	rs[Rs_color + idx] = color;
		954
882	/* handle color aliases */	955	/* handle color aliases */
883	if (isdigit (*color))	956	if (isdigit (*color))
884	{	957	{
885	i = atoi (color);	958	int i = atoi (color);
		959
886	if (i >= 8 && i <= 15)	960	if (i >= 8 && i <= 15)
		961	{
887	{ /* bright colors */	962	/* bright colors */
888	i -= 8;
889	# ifndef NO_BRIGHTCOLOR
890	PixColors[idx] = PixColors[minBrightCOLOR + i];	963	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
891	SET_PIXCOLOR (idx);
892	goto Done;	964	goto done;
893	# endif
894
895	}	965	}
		966
896	if (i >= 0 && i <= 7)	967	if (i >= 0 && i <= 7)
		968	{
897	{ /* normal colors */	969	/* normal colors */
898	PixColors[idx] = PixColors[minCOLOR + i];	970	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
899	SET_PIXCOLOR (idx);
900	goto Done;	971	goto done;
901	}	972	}
902	}	973	}
903	if (!rXParseAllocColor (& xcol, color))	974
904	return;	975	set_color (xcol, color);
905	/* XStoreColor (display->display, XCMAP, XColor*); */
906		976
907	/*	977	/*
908	* FIXME: should free colors here, but no idea how to do it so instead,	978	* FIXME: should free colors here, but no idea how to do it so instead,
909	* so just keep gobbling up the colormap	979	* so just keep gobbling up the colormap
910	*/	980	*/
911	# if 0
912	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[idx] == PixColors[i])
914	break;
915	if (i > Color_White)
916	{
917	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
918	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
919	DisplayPlanes (display->display, display->screen));
920	}
921	# endif
922		981
923	PixColors[idx] = xcol;	982	pix_colors_focused[idx] = xcol;
924	SET_PIXCOLOR (idx);
925		983
926	/* XSetWindowAttributes attr; */
927	/* Cursor cursor; */
928	Done:	984	done:
929	if (idx == Color_bg && ! (Options & Opt_transparent))
930	XSetWindowBackground (display->display, TermWin.vt,
931	PixColors[Color_bg]);
932
933	/* handle Color_BD, scrollbar background, etc. */	985	/*TODO: handle Color_BD, scrollbar background, etc. */
934		986
935	set_colorfgbg ();	987	update_fade_color (idx);
936	recolour_cursor ();	988	recolour_cursor ();
937	/* the only reasonable way to enforce a clean update */	989	scr_recolour ();
938	scr_poweron ();	990	#endif /* XTERM_COLOR_CHANGE */
939	}	991	}
940
941	#else
942	# define set_window_color (idx,color) ((void)0)
943	#endif /* XTERM_COLOR_CHANGE */
944		992
945	void	993	void
946	rxvt_term::recolour_cursor ()	994	rxvt_term::recolour_cursor ()
947	{	995	{
948	#if TODO	996	XColor fg, bg;
949	rxvt_color xcol[2];
950		997
951	xcol[0] = PixColors[Color_pointer];	998	(ISSET_PIXCOLOR (Color_pointer_fg)
952	xcol[1] = PixColors[Color_bg];	999	? pix_colors_focused[Color_pointer_fg]
953	XQueryColors (display->display, XCMAP, xcol, 2);	1000	: pix_colors_focused[Color_fg]).get (fg);
954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1001
955	#endif	1002	(ISSET_PIXCOLOR (Color_pointer_bg)
		1003	? pix_colors_focused[Color_pointer_bg]
		1004	: pix_colors_focused[Color_bg]).get (bg);
		1005
		1006	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
956	}	1007	}
957		1008
958	/*----------------------------------------------------------------------*/	1009	/*----------------------------------------------------------------------*/
959	/*	1010	/*
960	* find if fg/bg matches any of the normal (low-intensity) colors	1011	* find if fg/bg matches any of the normal (low-intensity) colors
961	*/	1012	*/
962	void	1013	char *
963	rxvt_term::set_colorfgbg ()	1014	rxvt_term::get_colorfgbg ()
964	{	1015	{
965	unsigned int i;	1016	unsigned int i;
966	const char *xpmb = "\0";	1017	const char *xpmb = "";
967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1018	char fstr[] = "default";
968		1019	char bstr[] = "default";
969	env_colorfgbg =	1020	char *env_colorfgbg;
970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1021
971	STRCPY (fstr, "default");
972	STRCPY (bstr, "default");
973	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
974	if (PixColors[Color_fg] == PixColors[i])	1023	if (pix_colors[Color_fg] == pix_colors[i])
975	{	1024	{
976	sprintf (fstr, "%d", (i - Color_Black));	1025	sprintf (fstr, "%d", i - Color_Black);
977	break;	1026	break;
978	}	1027	}
		1028
979	for (i = Color_Black; i <= Color_White; i++)	1029	for (i = Color_Black; i <= Color_White; i++)
980	if (PixColors[Color_bg] == PixColors[i])	1030	if (pix_colors[Color_bg] == pix_colors[i])
981	{	1031	{
982	sprintf (bstr, "%d", (i - Color_Black));	1032	sprintf (bstr, "%d", i - Color_Black);
983	#ifdef XPM_BACKGROUND	1033	#if BG_IMAGE_FROM_FILE
984	xpmb = "default;";	1034	xpmb = "default;";
985	#endif	1035	#endif
986	break;	1036	break;
987	}	1037	}
988		1038
		1039	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1040	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990		1041	return env_colorfgbg;
991	#ifndef NO_BRIGHTCOLOR
992	colorfgbg = DEFAULT_RSTYLE;
993	for (i = minCOLOR; i <= maxCOLOR; i++)
994	{
995	if (PixColors[Color_fg] == PixColors[i])
996	colorfgbg = SET_FGCOLOR (colorfgbg, i);
997	if (PixColors[Color_bg] == PixColors[i])
998	colorfgbg = SET_BGCOLOR (colorfgbg, i);
999	}
1000	#endif
1001	}	1042	}
1002		1043
1003	/*----------------------------------------------------------------------*/	1044	/*----------------------------------------------------------------------*/
1004	/*
1005	* Colour determination for low colour displays, routine from
1006	* Hans de Goede <hans@highrise.nl>
1007	*/
1008		1045
1009	int	1046	bool
1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1047	rxvt_term::set_color (rxvt_color &color, const char *name)
1011	{	1048	{
1012	if (!screen_in_out->set (display, colour))	1049	if (color.set (this, name))
1013	{
1014	rxvt_print_error ("can't allocate colour: %s", colour);
1015	return false;
1016	}
1017
1018	return true;	1050	return true;
		1051
		1052	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1053	return false;
		1054	}
		1055
		1056	void
		1057	rxvt_term::alias_color (int dst, int src)
		1058	{
		1059	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1019	}	1060	}
1020		1061
1021	/* -------------------------------------------------------------------- *	1062	/* -------------------------------------------------------------------- *
1022	* - WINDOW RESIZING - *	1063	* - WINDOW RESIZING - *
1023	* -------------------------------------------------------------------- */	1064	* -------------------------------------------------------------------- */
1024	void	1065	void
1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1066	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026	{	1067	{
1027	int fix_screen;	1068	int fix_screen;
		1069	int old_width = szHint.width;
		1070	int old_height = szHint.height;
1028		1071
1029	#ifdef SMART_RESIZE
1030	int old_width = szHint.width, old_height = szHint.height;
1031	#endif
1032
1033	window_calc (width, height);	1072	window_calc (newwidth, newheight);
		1073
		1074	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1075
		1076	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1077	if (set_hint)
		1078	{
		1079	szHint.flags &= ~(PBaseSize | PResizeInc);
1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1080	XSetWMNormalHints (dpy, parent, &szHint);
		1081	szHint.flags |= PBaseSize | PResizeInc;
		1082	}
		1083
1035	if (!ignoreparent)	1084	if (!ignoreparent)
1036	{	1085	{
1037	#ifdef SMART_RESIZE	1086	#ifdef SMART_RESIZE
1038	/*	1087	/*
1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1042	int x, y, x1, y1;	1091	int x, y, x1, y1;
1043	int dx, dy;	1092	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1094	Window unused_cr;
1046		1095
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1096	XTranslateCoordinates (dpy, parent, display->root,
1048	0, 0, &x, &y, &unused_cr);	1097	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1098	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1100	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1101	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1102	* our position for handles and decorations. Counter it
1054	*/	1103	*/
…		…
1056	{	1105	{
1057	x -= x1;	1106	x -= x1;
1058	y -= y1;	1107	y -= y1;
1059	}	1108	}
1060		1109
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1110	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1111	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1112	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1113	dy = old_height - szHint.height;
1065		1114
1066	/* Check position of the center of the window */	1115	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1116	if (x < x1) /* left half */
1068	dx = 0;	1117	dx = 0;
…		…
1071	if (y < y1) /* top half */	1120	if (y < y1) /* top half */
1072	dy = 0;	1121	dy = 0;
1073	else if (y == y1) /* exact center */	1122	else if (y == y1) /* exact center */
1074	dy /= 2;	1123	dy /= 2;
1075		1124
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1125	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1077	szHint.width, szHint.height);	1126	szHint.width, szHint.height);
1078	#else	1127	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1128	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1080	szHint.height);
1081	#endif	1129	#endif
1082
1083	}	1130	}
1084		1131
1085	fix_screen = (TermWin.ncol != prev_ncol	1132	if (set_hint)
1086	|| TermWin.nrow != prev_nrow);	1133	XSetWMNormalHints (dpy, parent, &szHint);
1087		1134
		1135	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1136
1088	if (fix_screen || width != old_width || height != old_height)	1137	if (fix_screen || newwidth != old_width || newheight != old_height)
1089	{	1138	{
1090	if (scrollbar_visible ())	1139	if (scrollBar.state)
1091	{	1140	scrollBar.resize ();
1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1093	0, scrollbar_TotalWidth (), szHint.height);
1094	resize_scrollbar ();
1095	}
1096		1141
1097	if (menubar_visible ())	1142	XMoveResizeWindow (dpy, vt,
1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1143	window_vt_x, window_vt_y,
1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1144	vt_width, vt_height);
1100		1145
1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1146	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1102	window_vt_y, TermWin_TotalWidth (),
1103	TermWin_TotalHeight ());
1104	scr_clear (height != old_height);
1105	#ifdef XPM_BACKGROUND
1106	resize_pixmap ();
1107	#endif
1108		1147
		1148	#ifdef HAVE_BG_PIXMAP
		1149	if (bg_window_size_sensitive ())
		1150	update_background ();
		1151	#endif
1109	}	1152	}
1110		1153
1111	if (fix_screen || old_height == 0)	1154	if (fix_screen || old_height == 0)
1112	{
1113	int curr_screen = -1;
1114	int old_ncol = prev_ncol;
1115
1116	/* scr_reset only works on the primary screen */
1117	if (old_height) /* this is not the first time through */
1118	{
1119	unsigned int ncol = TermWin.ncol;
1120	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1121	curr_screen = scr_change_screen (PRIMARY);
1122	TermWin.ncol = ncol;
1123	}
1124
1125	scr_reset ();	1155	scr_reset ();
1126		1156
1127	if (curr_screen >= 0) /* this is not the first time through */
1128	{
1129	scr_change_screen (curr_screen);
1130	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1131	}
1132	}
1133
1134	old_width = szHint.width;
1135	old_height = szHint.height;
1136
1137	#ifdef USE_XIM	1157	#if USE_XIM
1138	IMSetStatusPosition ();	1158	im_set_position ();
1139	#endif	1159	#endif
1140	}	1160	}
1141		1161
1142	/*	1162	/*
1143	* Set the width/height of the vt window in characters. Units are pixels.	1163	* Set the width/height of the vt window in characters. Units are pixels.
1144	* good for toggling 80/132 columns	1164	* good for toggling 80/132 columns
1145	*/	1165	*/
1146	void	1166	void
1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1167	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148	{	1168	{
1149	XWindowAttributes wattr;	1169	XWindowAttributes wattr;
1150		1170
1151	if (width == 0 || height == 0)	1171	if (newwidth == 0 || newheight == 0)
1152	{	1172	{
1153	XGetWindowAttributes (display->display, display->root, &wattr);	1173	XGetWindowAttributes (dpy, display->root, &wattr);
		1174
1154	if (width == 0)	1175	if (newwidth == 0)
1155	width = wattr.width - szHint.base_width;	1176	newwidth = wattr.width - szHint.base_width;
1156	if (height == 0)	1177	if (newheight == 0)
1157	height = wattr.height - szHint.base_height;	1178	newheight = wattr.height - szHint.base_height;
1158	}
1159	if (width != TermWin.width || height != TermWin.height)
1160	{	1179	}
		1180
		1181	if (newwidth != vt_width || newheight != vt_height)
		1182	{
1161	width += szHint.base_width;	1183	newwidth += szHint.base_width;
1162	height += szHint.base_height;	1184	newheight += szHint.base_height;
1163	resize_all_windows (width, height, 0);	1185	resize_all_windows (newwidth, newheight, 0);
1164	}	1186	}
1165	}	1187	}
1166		1188
1167	/* -------------------------------------------------------------------- *	1189	/* -------------------------------------------------------------------- *
1168	* - X INPUT METHOD ROUTINES - *	1190	* - X INPUT METHOD ROUTINES - *
1169	* -------------------------------------------------------------------- */	1191	* -------------------------------------------------------------------- */
1170	#ifdef USE_XIM	1192	#if USE_XIM
1171		1193
1172	void	1194	void
		1195	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1196	{
		1197	fg = pix_colors [Color_fg];
		1198	bg = pix_colors [Color_bg];
		1199	}
		1200
		1201	void
1173	rxvt_term::im_set_size (XRectangle *size)	1202	rxvt_term::im_set_size (XRectangle &size)
1174	{	1203	{
1175	size->x = TermWin.int_bwidth;	1204	// the int_bwidth terms make no sense to me
1176	size->y = TermWin.int_bwidth;	1205	size.x = int_bwidth;
1177	size->width = Width2Pixel (TermWin.ncol);	1206	size.y = int_bwidth;
1178	size->height = Height2Pixel (TermWin.nrow);	1207	size.width = Width2Pixel (ncol) + int_bwidth;
		1208	size.height = Height2Pixel (nrow) + int_bwidth;
1179	}	1209	}
1180		1210
1181	void	1211	void
1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1212	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1213	XRectangle &status_rect,
		1214	const XRectangle &needed_rect)
1183	{	1215	{
1184	*fg = PixColors[Color_fg];	1216	preedit_rect.x = needed_rect.width;
1185	*bg = PixColors[Color_bg];	1217	preedit_rect.y = 0;
		1218	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1219	preedit_rect.height = fheight;
		1220
		1221	status_rect.x = 0;
		1222	status_rect.y = 0;
		1223	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1224	status_rect.height = fheight;
1186	}	1225	}
1187		1226
1188	/* Checking whether input method is running. */	1227	/* Checking whether input method is running. */
1189	bool	1228	bool
1190	rxvt_term::IMisRunning ()	1229	rxvt_term::im_is_running ()
1191	{	1230	{
1192	char *p;	1231	Atom atom;
1193	Atom atom;	1232	Window win;
1194	Window win;
1195	char server[IMBUFSIZ];	1233	char server[IMBUFSIZ];
1196		1234
1197	/* get current locale modifier */	1235	/* get current locale modifier */
1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1236	if (char *p = XSetLocaleModifiers (0))
1199	{	1237	{
1200	STRCPY (server, "@server=");	1238	strcpy (server, "@server=");
1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1239	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1240
1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1241	if (p = strchr (server + 1, '@')) /* first one only */
1203	*p = '\0';	1242	*p = '\0';
1204		1243
1205	atom = XInternAtom (display->display, server, False);	1244	atom = XInternAtom (dpy, server, False);
1206	win = XGetSelectionOwner (display->display, atom);	1245	win = XGetSelectionOwner (dpy, atom);
		1246
1207	if (win != None)	1247	if (win != None)
1208	return True;	1248	return true;
1209	}	1249	}
		1250
1210	return False;	1251	return false;
1211	}	1252	}
1212		1253
1213	void	1254	void
1214	rxvt_term::IMSendSpot ()	1255	rxvt_term::im_send_spot ()
1215	{	1256	{
1216	XPoint spot;	1257	XPoint nspot;
1217	XVaNestedList preedit_attr;	1258	XVaNestedList preedit_attr;
1218		1259
1219	if (Input_Context == NULL	1260	if (!Input_Context
1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1261	|| !focus
1221	|| ! (event_type == KeyPress	1262	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1222	|| event_type == Expose
1223	|| event_type == NoExpose
1224	|| event_type == SelectionNotify
1225	|| event_type == ButtonRelease || event_type == FocusIn)
1226	|| !IMisRunning ())
1227	return;	1263	return;
1228		1264
1229	im_set_position (&spot);	1265	im_set_position (nspot);
		1266
		1267	if (nspot.x == spot.x && nspot.y == spot.y)
		1268	return;
		1269
		1270	spot = nspot;
1230		1271
1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1272	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1273	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233	XFree (preedit_attr);	1274	XFree (preedit_attr);
1234	}	1275	}
1235		1276
1236	void	1277	void
1237	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1238	XRectangle * needed_rect)
1239	{
1240	int mbh, vtx = 0;
1241
1242	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1243	vtx = scrollbar_TotalWidth ();
1244
1245	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1246	mbh -= TermWin.lineSpace;
1247
1248	preedit_rect->x = needed_rect->width + vtx;
1249	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1250
1251	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1252	preedit_rect->height = Height2Pixel (1);
1253
1254	status_rect->x = vtx;
1255	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1256
1257	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1258	status_rect->height = Height2Pixel (1);
1259	}
1260
1261	void
1262	rxvt_term::im_destroy ()	1278	rxvt_term::im_destroy ()
1263	{	1279	{
1264	if (Input_Context)
1265	{
1266	XDestroyIC (Input_Context);
1267	Input_Context = NULL;
1268	}
1269
1270	if (input_method)	1280	if (input_method)
1271	{	1281	{
		1282	if (Input_Context && input_method->xim)
		1283	XDestroyIC (Input_Context);
		1284
1272	display->put_xim (input_method);	1285	display->put_xim (input_method);
1273	input_method = 0;	1286	input_method = 0;
1274	}	1287	}
		1288
		1289	Input_Context = 0;
1275	}	1290	}
		1291
		1292	#ifdef ENABLE_XIM_ONTHESPOT
		1293
		1294	static void
		1295	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1296	{
		1297	((rxvt_term *)client_data)->make_current ();
		1298	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1299	}
		1300
		1301	static void
		1302	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1303	{
		1304	((rxvt_term *)client_data)->make_current ();
		1305	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1306	}
		1307
		1308	static void
		1309	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1310	{
		1311	rxvt_term *term = (rxvt_term *)client_data;
		1312	XIMText *text = call_data->text;
		1313
		1314	term->make_current ();
		1315
		1316	if (text)
		1317	{
		1318	wchar_t *str;
		1319
		1320	if (!text->encoding_is_wchar && text->string.multi_byte)
		1321	{
		1322	// of course, X makes it ugly again
		1323	if (term->rs[Rs_imLocale])
		1324	SET_LOCALE (term->rs[Rs_imLocale]);
		1325
		1326	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1327	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1328
		1329	if (term->rs[Rs_imLocale])
		1330	SET_LOCALE (term->locale);
		1331	}
		1332	else
		1333	str = text->string.wide_char;
		1334
		1335	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1336	DT_INT, call_data->caret,
		1337	DT_INT, call_data->chg_first,
		1338	DT_INT, call_data->chg_length,
		1339	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1340	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1341	DT_END));
		1342	}
		1343	else
		1344	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1345	DT_INT, call_data->caret,
		1346	DT_INT, call_data->chg_first,
		1347	DT_INT, call_data->chg_length,
		1348	DT_END));
		1349	}
		1350
		1351	#if 0
		1352	static void
		1353	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1354	{
		1355	((rxvt_term *)client_data)->make_current ();
		1356	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1357	DT_INT, call_data->position,
		1358	DT_INT, call_data->direction,
		1359	DT_INT, call_data->style,
		1360	DT_END));
		1361	}
		1362	#endif
		1363
		1364	#endif
1276		1365
1277	/*	1366	/*
1278	* Try to open a XIM with the current modifiers, then see if we can	1367	* Try to open a XIM with the current modifiers, then see if we can
1279	* open a suitable preedit type	1368	* open a suitable preedit type
1280	*/	1369	*/
1281	bool	1370	bool
1282	rxvt_term::IM_get_IC (const char *modifiers)	1371	rxvt_term::im_get_ic (const char *modifiers)
1283	{	1372	{
1284	int i, j, found;	1373	int i, j, found;
1285	XIM xim;	1374	XIM xim;
1286	XPoint spot;	1375	XPoint spot;
1287	XRectangle rect, status_rect, needed_rect;	1376	XRectangle rect, status_rect, needed_rect;
1288	unsigned long fg, bg;	1377	unsigned long fg, bg;
1289	const char *p;	1378	const char *p;
1290	char **s;	1379	char **s;
1291	XIMStyles *xim_styles;	1380	XIMStyles *xim_styles;
1292	XVaNestedList preedit_attr, status_attr;
1293		1381
		1382	set_environ (env);
		1383
1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1384	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1295	return false;	1385	return false;
1296		1386
1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298	input_method = display->get_xim (locale, modifiers);	1387	input_method = display->get_xim (locale, modifiers);
1299	if (input_method == NULL)	1388	if (input_method == NULL)
1300	return false;	1389	return false;
1301		1390
1302	xim = input_method->xim;	1391	xim = input_method->xim;
		1392	spot.x = spot.y = -1;
1303		1393
1304	xim_styles = NULL;	1394	xim_styles = NULL;
1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1395	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306	|| !xim_styles || !xim_styles->count_styles)	1396	|| !xim_styles || !xim_styles->count_styles)
1307	{	1397	{
1308	display->put_xim (input_method);	1398	im_destroy ();
1309	return false;	1399	return false;
1310	}	1400	}
1311		1401
1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1402	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1313	s = rxvt_splitcommastring (p);	1403
		1404	for (int pi = 0; pi < 2; pi++)
		1405	{
		1406	p = pet[pi];
		1407
		1408	if (!p)
		1409	continue;
		1410
		1411	s = rxvt_strsplit (',', p);
		1412
1314	for (i = found = 0; !found && s[i]; i++)	1413	for (i = found = 0; !found && s[i]; i++)
1315	{	1414	{
1316	if (!STRCMP (s[i], "OverTheSpot"))	1415	if (!strcmp (s[i], "OverTheSpot"))
1317	input_style = (XIMPreeditPosition | XIMStatusNothing);	1416	input_style = XIMPreeditPosition | XIMStatusNothing;
1318	else if (!STRCMP (s[i], "OffTheSpot"))	1417	else if (!strcmp (s[i], "OffTheSpot"))
1319	input_style = (XIMPreeditArea | XIMStatusArea);	1418	input_style = XIMPreeditArea | XIMStatusArea;
1320	else if (!STRCMP (s[i], "Root"))	1419	else if (!strcmp (s[i], "Root"))
1321	input_style = (XIMPreeditNothing | XIMStatusNothing);	1420	input_style = XIMPreeditNothing | XIMStatusNothing;
		1421	else if (!strcmp (s[i], "None"))
		1422	input_style = XIMPreeditNone | XIMStatusNone;
		1423	#ifdef ENABLE_XIM_ONTHESPOT
		1424	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1425	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1426	#endif
		1427	else
		1428	input_style = XIMPreeditNothing | XIMStatusNothing;
1322		1429
1323	for (j = 0; j < xim_styles->count_styles; j++)	1430	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1431	if (input_style == xim_styles->supported_styles[j])
1325	{	1432	{
		1433	rxvt_free_strsplit (s);
		1434
1326	found = 1;	1435	found = 1;
1327	break;	1436	goto foundpet;
		1437	}
		1438
1328	}	1439	}
1329	}
1330		1440
1331	for (i = 0; s[i]; i++)	1441	rxvt_free_strsplit (s);
1332	free (s[i]);	1442	}
1333		1443
1334	free (s);	1444	foundpet:
		1445
1335	XFree (xim_styles);	1446	XFree (xim_styles);
1336		1447
1337	if (!found)	1448	if (!found)
1338	{	1449	{
1339	display->put_xim (input_method);	1450	im_destroy ();
1340	return false;	1451	return false;
1341	}	1452	}
1342		1453
1343	preedit_attr = status_attr = NULL;	1454	XFontSet fs = 0;
		1455	XVaNestedList preedit_attr = 0, status_attr = 0;
		1456
		1457	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1458	{
		1459	// fake us a font-set, please
		1460	char **missing_charset_list;
		1461	int missing_charset_count;
		1462	char *def_string;
		1463	char pat[512];
		1464
		1465	sprintf (pat,
		1466	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"*",
		1472	fheight,
		1473	fheight + 1, fheight - 1,
		1474	fheight - 2, fheight + 2);
		1475
		1476	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1477	&missing_charset_list, &missing_charset_count, &def_string);
		1478
		1479	if (missing_charset_list)
		1480	XFreeStringList (missing_charset_list);
		1481
		1482	if (!fs)
		1483	{
		1484	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1485	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1486	}
		1487	}
1344		1488
1345	if (input_style & XIMPreeditPosition)	1489	if (input_style & XIMPreeditPosition)
1346	{	1490	{
1347	im_set_size (&rect);	1491	im_set_size (rect);
1348	im_set_position (&spot);	1492	im_set_position (spot);
1349	im_set_color (&fg, &bg);	1493	im_set_color (fg, bg);
1350		1494
1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1495	preedit_attr = XVaCreateNestedList (0,
		1496	XNForeground, fg,
		1497	XNBackground, bg,
		1498	XNArea, &rect,
1352	XNSpotLocation, &spot,	1499	XNSpotLocation, &spot,
1353	XNForeground, fg, XNBackground, bg,
1354	//XNFontSet, TermWin.fontset,	1500	XNFontSet, fs,
1355	NULL);	1501	NULL);
1356	}	1502	}
1357	else if (input_style & XIMPreeditArea)	1503	else if (input_style & XIMPreeditArea)
1358	{	1504	{
1359	im_set_color (&fg, &bg);	1505	im_set_color (fg, bg);
1360		1506
1361	/*	1507	/*
1362	* The necessary width of preedit area is unknown	1508	* The necessary width of preedit area is unknown
1363	* until create input context.	1509	* until create input context.
1364	*/	1510	*/
1365	needed_rect.width = 0;	1511	needed_rect.width = 0;
1366
1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1512	im_set_preedit_area (rect, status_rect, needed_rect);
1368		1513
1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1514	preedit_attr = XVaCreateNestedList (0,
		1515	XNForeground, fg,
1370	XNForeground, fg, XNBackground, bg,	1516	XNBackground, bg,
		1517	XNArea, &rect,
		1518	XNFontSet, fs,
		1519	NULL);
		1520	status_attr = XVaCreateNestedList (0,
		1521	XNForeground, fg,
		1522	XNBackground, bg,
		1523	XNArea, &status_rect,
1371	//XNFontSet, TermWin.fontset,	1524	XNFontSet, fs,
1372	NULL);	1525	NULL);
1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1526	}
1374	XNForeground, fg, XNBackground, bg,	1527	#if ENABLE_XIM_ONTHESPOT
1375	//XNFontSet, TermWin.fontset,	1528	else if (input_style & XIMPreeditCallbacks)
		1529	{
		1530	XIMCallback xcb[4];
		1531
		1532	im_set_position (spot);
		1533
		1534	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1535	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1536	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1537	# if 0
		1538	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1539	# endif
		1540
		1541	preedit_attr = XVaCreateNestedList (0,
		1542	XNSpotLocation, &spot,
		1543	XNPreeditStartCallback, &xcb[0],
		1544	XNPreeditDoneCallback , &xcb[1],
		1545	XNPreeditDrawCallback , &xcb[2],
		1546	# if 0
		1547	XNPreeditCaretCallback, &xcb[3],
		1548	# endif
1376	NULL);	1549	NULL);
1377	}	1550	}
		1551	#endif
1378		1552
1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1553	Input_Context = XCreateIC (xim,
		1554	XNInputStyle, input_style,
1380	XNClientWindow, TermWin.parent[0],	1555	XNClientWindow, vt,
1381	XNFocusWindow, TermWin.parent[0],	1556	XNFocusWindow, parent,
1382	preedit_attr ? XNPreeditAttributes : NULL,	1557	preedit_attr ? XNPreeditAttributes : NULL,
1383	preedit_attr,	1558	preedit_attr,
1384	status_attr ? XNStatusAttributes : NULL,	1559	status_attr ? XNStatusAttributes : NULL,
1385	status_attr, NULL);	1560	status_attr, NULL);
		1561
1386	if (preedit_attr) XFree (preedit_attr);	1562	if (preedit_attr) XFree (preedit_attr);
1387	if (status_attr) XFree (status_attr);	1563	if (status_attr) XFree (status_attr);
		1564	if (fs) XFreeFontSet (dpy, fs);
1388		1565
1389	if (Input_Context == NULL)	1566	if (Input_Context == NULL)
1390	{	1567	{
1391	rxvt_print_error ("failed to create input context");	1568	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392	display->put_xim (input_method);	1569	im_destroy ();
1393	return false;	1570	return false;
1394	}	1571	}
1395		1572
1396	if (input_style & XIMPreeditArea)	1573	#if 0
1397	IMSetStatusPosition ();	1574	// unfortunately, only the focus window is used by XIM, hard to fix
		1575	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1576	vt_select_input ();
		1577	#endif
1398		1578
1399	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1579	im_set_position ();
		1580
1400	return true;	1581	return true;
1401	}	1582	}
1402		1583
1403	void	1584	void
1404	rxvt_term::im_cb ()	1585	rxvt_term::im_cb ()
1405	{	1586	{
1406	int i, found, had_im;	1587	int i;
1407	const char *p;	1588	const char *p;
1408	char **s;	1589	char **s;
1409	char buf[IMBUFSIZ];	1590	char buf[IMBUFSIZ];
1410		1591
		1592	make_current ();
		1593
1411	im_destroy ();	1594	im_destroy ();
1412		1595
1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414	if (Input_Context)	1596	if (Input_Context)
1415	return;	1597	return;
1416		1598
1417	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1418	if (rs[Rs_imLocale])	1599	if (rs[Rs_imLocale])
1419	SET_LOCALE (rs[Rs_imLocale]);	1600	SET_LOCALE (rs[Rs_imLocale]);
1420	#endif
1421		1601
1422	p = rs[Rs_inputMethod];	1602	p = rs[Rs_inputMethod];
1423	if (p && *p)	1603	if (p && *p)
1424	{	1604	{
1425	bool found = false;	1605	bool found = false;
1426		1606
1427	s = rxvt_splitcommastring (p);	1607	s = rxvt_strsplit (',', p);
		1608
1428	for (i = 0; s[i]; i++)	1609	for (i = 0; s[i]; i++)
1429	{	1610	{
1430	if (*s[i])	1611	if (*s[i])
1431	{	1612	{
1432	STRCPY (buf, "@im=");	1613	strcpy (buf, "@im=");
1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1614	strncat (buf, s[i], IMBUFSIZ - 5);
1434	if (IM_get_IC (buf))	1615	if (im_get_ic (buf))
1435	{	1616	{
1436	found = true;	1617	found = true;
1437	break;	1618	break;
1438	}	1619	}
1439	}	1620	}
1440	}	1621	}
1441	for (i = 0; s[i]; i++)	1622
1442	free (s[i]);	1623	rxvt_free_strsplit (s);
1443	free (s);
1444		1624
1445	if (found)	1625	if (found)
1446	goto done;	1626	goto done;
1447	}	1627	}
1448		1628
1449	/* try with XMODIFIERS env. var. */	1629	/* try with XMODIFIERS env. var. */
1450	if (IM_get_IC (""))	1630	if (im_get_ic (""))
1451	goto done;	1631	goto done;
1452		1632
1453	/* try with no modifiers base IF the user didn't specify an IM */	1633	/* try with no modifiers base IF the user didn't specify an IM */
1454	if (IM_get_IC ("@im=none"))	1634	if (im_get_ic ("@im=none"))
1455	goto done;	1635	goto done;
1456		1636
1457	done:	1637	done:
1458	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1459	if (rs[Rs_imLocale])	1638	if (rs[Rs_imLocale])
1460	SET_LOCALE (locale);	1639	SET_LOCALE (locale);
1461	#endif
1462	}	1640	}
1463		1641
1464	void	1642	void
1465	rxvt_term::IMSetStatusPosition ()	1643	rxvt_term::im_set_position ()
1466	{	1644	{
1467	XRectangle preedit_rect, status_rect, *needed_rect;	1645	XRectangle preedit_rect, status_rect, *needed_rect;
1468	XVaNestedList preedit_attr, status_attr;	1646	XVaNestedList preedit_attr, status_attr;
1469		1647
1470	if (Input_Context == NULL	1648	if (!Input_Context
1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1649	|| !focus
		1650	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1472	|| !IMisRunning ())	1651	|| !im_is_running ())
1473	return;	1652	return;
1474		1653
		1654	if (input_style & XIMPreeditPosition)
		1655	{
		1656	im_set_size (preedit_rect);
		1657	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1658
		1659	XSetICValues (Input_Context,
		1660	XNPreeditAttributes, preedit_attr, NULL);
		1661	}
		1662	else
		1663	{
1475	/* Getting the necessary width of preedit area */	1664	/* Getting the necessary width of preedit area */
1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1665	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1666	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478	XFree (status_attr);	1667	XFree (status_attr);
1479		1668
1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1669	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1670	XFree (needed_rect);
1481		1671
1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1672	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1673	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484		1674
1485	XSetICValues (Input_Context,	1675	XSetICValues (Input_Context,
1486	XNPreeditAttributes, preedit_attr,	1676	XNPreeditAttributes, preedit_attr,
1487	XNStatusAttributes, status_attr, NULL);	1677	XNStatusAttributes, status_attr,
		1678	NULL);
1488		1679
		1680	XFree (status_attr);
		1681	}
		1682
1489	XFree (preedit_attr);	1683	XFree (preedit_attr);
1490	XFree (status_attr);
1491	}	1684	}
1492	#endif /* USE_XIM */	1685	#endif /* USE_XIM */
1493		1686
1494	/*----------------------------------------------------------------------*/	1687	void
1495	rxvt_t rxvt_current_term;	1688	rxvt_term::get_window_origin (int &x, int &y)
		1689	{
		1690	Window cr;
		1691	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1692	}
		1693
		1694	#ifdef HAVE_BG_PIXMAP
		1695
		1696	void
		1697	rxvt_term::update_background ()
		1698	{
		1699	if (update_background_ev.is_active ())
		1700	return;
		1701
		1702	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1703
		1704	if (to_wait <= 0.)
		1705	bg_render ();
		1706	else
		1707	update_background_ev.start (to_wait);
		1708	}
		1709
		1710	void
		1711	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1712	{
		1713	make_current ();
		1714
		1715	update_background_ev.stop ();
		1716	bg_render ();
		1717	refresh_check ();
		1718	}
		1719
		1720	#endif /* HAVE_BG_PIXMAP */
1496		1721
1497	/*----------------------- end-of-file (C source) -----------------------*/	1722	/*----------------------- end-of-file (C source) -----------------------*/

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