ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/main.C

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.402 by sf-exg, Thu May 13 19:40:19 2021 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) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
		17	* Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
17	*	18	*
18	* This program is free software; you can redistribute it and/or modify	19	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	20	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	21	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	22	* (at your option) any later version.
22	*	23	*
23	* This program is distributed in the hope that it will be useful,	24	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	25	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	26	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	31	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	32	*---------------------------------------------------------------------*/
32		33
33	#include "../config.h" /* NECESSARY */	34	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	35	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	36	#include "init.h"
		37	#include "keyboard.h"
		38	#include "rxvtperl.h"
36		39
		40	#include <limits>
		41
		42	#include <assert.h>
37	#include <signal.h>	43	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	#include <string.h>
41	#endif
42		45
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	#include <termios.h>
45	#endif
46		47
47	#include <cstring>	48	#ifdef HAVE_XSETLOCALE
		49	# define X_LOCALE
		50	# include <X11/Xlocale.h>
		51	#else
		52	# include <locale.h>
		53	#endif
48		54
		55	struct termios rxvt_term::def_tio;
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
49	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
50		62
51	void	63	bool
52	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) noexcept
53	{	65	{
54	if (locale && STRNCMP (locale, curlocale, 128))	66	int size = strlen (locale) + 1;
55	{	67
56	STRNCPY (curlocale, locale, 128);	68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
58	}	76	return true;
59	}	77	}
60		78
		79	void
		80	rxvt_push_locale (const char *locale) noexcept
		81	{
		82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
		85
		86	void
		87	rxvt_pop_locale () noexcept
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
61	class rxvt_composite_vec rxvt_composite;	93	class rxvt_composite_vec rxvt_composite;
62		94
63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)	95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64	{	96	{
65	compose_char *cc;	97	compose_char *cc;
66		98
67	// break compose chains, as stupid readline really likes to duplicate	99	// break compose chains, as stupid readline really likes to duplicate
68	// composing characters for some reason near the end of a line.	100	// composing characters for some reason, near the end of a line.
69	cc = (*this)[c1];	101	cc = (*this)[c1];
70	while (cc)	102	while (cc)
71	{	103	{
72	if (cc->c2 == c2) return c1;	104	if (cc->c2 == c2) return c1;
73	cc = (*this)[cc->c1];	105	cc = (*this)[cc->c1];
74	}	106	}
75		107
76	// check to see wether this combination already exists otherwise	108	// check to see whether this combination already exists otherwise
77	for (cc = v.end (); cc-- > v.begin (); )	109	for (cc = v.begin (); cc < v.end (); cc++)
78	{
79	if (cc->c1 == c1 && cc->c2 == c2)	110	if (cc->c1 == c1 && cc->c2 == c2)
80	return COMPOSE_LO + (cc - v.begin ());	111	return COMPOSE_LO + (cc - v.begin ());
81	}
82		112
83	// allocate a new combination	113	// allocate a new combination
84	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
85	{	115	{
86	static int seen;	116	static int seen;
87		117
88	if (!seen++)	118	if (!seen++)
89	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	119	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
90		120
91	return REPLACEMENT_CHAR;	121	return REPLACEMENT_CHAR;
92	}	122	}
93		123
94	v.push_back (compose_char (c1, c2));	124	v.push_back (compose_char (c1, c2));
95		125
96	return v.size () - 1 + COMPOSE_LO;	126	return v.size () - 1 + COMPOSE_LO;
97	}	127	}
98		128
99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)	129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100	{	130	{
101	compose_char *cc = (*this)[c];	131	compose_char *cc = (*this)[c];
102		132
103	if (!cc)	133	if (!cc)
104	{	134	{
…		…
117	}	147	}
118		148
119	return len;	149	return len;
120		150
121	}	151	}
122		152	#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		153
139	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
140	:	155	{
141	rootwin_ev (this, &rxvt_term::rootwin_cb),
142	termwin_ev (this, &rxvt_term::x_cb),
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
150	#ifdef CURSOR_BLINK	156	#ifdef CURSOR_BLINK
151	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	157	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
152	#endif	158	#endif
153	#ifdef TEXT_BLINK	159	#ifdef TEXT_BLINK
154	text_blink_ev (this, &rxvt_term::text_blink_cb),	160	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		161	#endif
		162	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		163	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		164	#endif
		165	#ifdef SELECTION_SCROLLING
		166	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		167	#endif
		168	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		169	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		170	#endif
		171	#if ENABLE_PERL
		172	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		173	#endif
		174	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		175	#if USE_XIM
		176	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
155	#endif	177	#endif
156	#ifdef POINTER_BLANK	178	#ifdef POINTER_BLANK
157	pointer_ev (this, &rxvt_term::pointer_cb),	179	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
158	#endif	180	#endif
159	#ifdef USE_XIM	181	#ifndef NO_BELL
160	im_ev (this, &rxvt_term::im_cb),	182	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
161	#endif	183	#endif
162	check_ev (this, &rxvt_term::check_cb),	184	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
163	destroy_ev (this, &rxvt_term::destroy_cb),	185	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
164	pty_ev (this, &rxvt_term::pty_cb),	186	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
165	incr_ev (this, &rxvt_term::incr_cb)	187	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
166	{	188	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		189	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		190
167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	191	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		192
		193	termlist.push_back (this);
		194
		195	#ifdef KEYSYM_RESOURCE
		196	keyboard = new keyboard_manager;
		197	#endif
		198	}
		199
		200	// clean up the most important stuff, do *not* call x or free mem etc.
		201	// for use before an emergency exit
		202	void
		203	rxvt_term::emergency_cleanup ()
		204	{
		205	if (cmd_pid)
		206	kill (-cmd_pid, SIGHUP);
		207
		208	pty_ev.stop ();
		209	delete pty; pty = 0;
168	}	210	}
169		211
170	rxvt_term::~rxvt_term ()	212	rxvt_term::~rxvt_term ()
171	{	213	{
172	if (cmd_fd >= 0)	214	termlist.erase (find (termlist.begin (), termlist.end(), this));
173	close (cmd_fd);
174		215
175	#ifndef NO_SETOWNER_TTYDEV	216	emergency_cleanup ();
176	privileged_ttydev (RESTORE);
177	#endif
178	#ifdef UTMP_SUPPORT
179	privileged_utmp (RESTORE);
180	#endif
181		217
		218	#if ENABLE_STYLES
		219	for (int i = RS_styleCount; --i; )
		220	if (fontset[i] != fontset[0])
		221	delete fontset[i];
		222	#endif
182	delete TermWin.fontset;	223	delete fontset[0];
		224
		225	#if HAVE_IMG
		226	delete bg_img;
		227	#endif
183		228
184	if (display)	229	if (display)
185	{	230	{
186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	231	selection_clear ();
		232	selection_clear (true);
		233
		234	#if USE_XIM
		235	im_destroy ();
		236	#endif
		237	scrollBar.destroy ();
		238
		239	if (gc)
		240	XFreeGC (dpy, gc);
		241
187	delete menuBar.drawable;	242	delete drawable;
188	//if (menuBar.win)	243
189	// XDestroyWindow (display->display, menuBar.win);
190	#endif
191	delete TermWin.drawable;
192	// destroy all windows	244	// destroy all windows
193	if (TermWin.parent[0])	245	if (parent)
194	XDestroyWindow (display->display, TermWin.parent[0]);	246	XDestroyWindow (dpy, parent);
195	}
196		247
197	// TODO: free pixcolours, colours should become part of rxvt_display	248	for (int i = 0; i < TOTAL_COLORS; i++)
		249	if (ISSET_PIXCOLOR (i))
		250	{
		251	pix_colors_focused [i].free (this);
		252	#if OFF_FOCUS_FADING
		253	if (rs[Rs_fade])
		254	pix_colors_unfocused [i].free (this);
		255	#endif
		256	}
198		257
199	delete PixColors;	258	clear ();
200		259
		260	display->flush (); /* ideally .put should do this */
201	displays.put (display);	261	displays.put (display);
		262	}
202		263
203	scr_release ();	264	scr_release ();
204		265
205	free (env_windowid);	266	/* clear all resources */
206	free (env_display);	267	for (int i = 0; i < allocated.size (); i++)
207	free (env_term);	268	free (allocated [i]);
208	free (env_colorfgbg);	269
		270	free (selection.text);
		271	free (selection.clip_text);
209	free (locale);	272	free (locale);
210	free (codeset);	273	free (v_buffer);
		274
		275	delete selection_req;
		276
		277	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		278	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		279
		280	delete [] env;
211		281
212	delete envv;	282	delete envv;
213	delete argv;	283	delete argv;
		284
		285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	#ifndef NO_RESOURCES
		289	XrmDestroyDatabase (option_db);
		290	#endif
		291
		292	SET_R ((rxvt_term *)0);
		293	}
		294
		295	// child has exited, usually destroys
		296	void
		297	rxvt_term::child_cb (ev::child &w, int status)
		298	{
		299	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		300
		301	cmd_pid = 0;
		302
		303	if (!option (Opt_hold))
		304	destroy ();
214	}	305	}
215		306
216	void	307	void
217	rxvt_term::destroy ()	308	rxvt_term::destroy ()
218	{	309	{
		310	if (destroy_ev.is_active ())
		311	return;
		312
		313	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		314
		315	#if ENABLE_OVERLAY
		316	scr_overlay_off ();
		317	#endif
		318
219	if (display)	319	if (display)
220	{	320	{
		321	#if USE_XIM
		322	im_ev.stop (display);
		323	#endif
		324	scrollbar_ev.stop (display);
		325	#if ENABLE_PERL
221	rootwin_ev.stop (display);	326	rootwin_ev.stop (display);
		327	#endif
222	termwin_ev.stop (display);	328	termwin_ev.stop (display);
223	vt_ev.stop (display);	329	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	}	330	}
235		331
236	check_ev.stop ();	332	flush_ev.stop ();
237	pty_ev.stop ();	333	pty_ev.stop ();
238	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
239	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
240	#endif	336	#endif
241	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
242	text_blink_ev.stop ();	338	text_blink_ev.stop ();
243	#endif	339	#endif
		340	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		341	cont_scroll_ev.stop ();
		342	#endif
		343	#ifdef SELECTION_SCROLLING
		344	sel_scroll_ev.stop ();
		345	#endif
244	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
245	pointer_ev.stop ();	347	pointer_ev.stop ();
246	#endif	348	#endif
247		349
248	destroy_ev.start (0);	350	destroy_ev.start ();
249	}	351	}
250		352
251	void	353	void
252	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
253	{	355	{
254	SET_R (this);	356	make_current ();
255		357
256	delete this;	358	delete this;
257	}	359	}
258		360
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	361	void
279	rxvt_init_signals ()	362	rxvt_term::set_option (uint8_t opt, bool set) noexcept
280	{	363	{
281	/* install exit handler for cleanup */	364	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;	365	return;
		366
		367	uint8_t mask = 1 << (opt & 7);
		368	uint8_t &val = options [opt >> 3];
		369
		370	val = val & ~mask | (set ? mask : 0);
424	}	371	}
425		372
426	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
427	/*	374	/*
428	* Exit gracefully, clearing the utmp entry and restoring tty attributes	375	* 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	*/	376	*/
431	/* EXTPROTO */	377	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		378
440	/* ------------------------------------------------------------------------- *	379	static void
441	* MEMORY ALLOCATION WRAPPERS *	380	rxvt_emergency_cleanup ()
442	* ------------------------------------------------------------------------- */
443	/* EXTPROTO */
444	void *
445	rxvt_malloc (size_t size)
446	{	381	{
447	void *p;	382	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
448		383	(*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	}	384	}
458		385
459	/* EXTPROTO */	386	#if !ENABLE_MINIMAL
460	void *	387	static void ecb_cold
461	rxvt_calloc (size_t number, size_t size)	388	print_x_error (Display *dpy, XErrorEvent *event)
462	{	389	{
463	void *p;	390	char buffer[BUFSIZ];
		391	char mesg[BUFSIZ];
		392	char number[32];
464		393
465	p = calloc (number, size);	394	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
466	if (p)
467	return p;
468		395
469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	396	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
470	rxvt_clean_exit ();	397	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
471	exit (EXIT_FAILURE);
472	/* NOTREACHED */
473	}
474		398
475	/* EXTPROTO */	399	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
476	void *	400	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
477	rxvt_realloc (void *ptr, size_t size)	401	rxvt_warn ("+ %s: %s\n", mesg, buffer);
478	{
479	void *p;
480		402
481	if (ptr)	403	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
482	p = realloc (ptr, size);	404	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		405
		406	if (event->request_code >= 128)
		407	{
		408	#if 0
		409	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		410	int nexts;
		411	char **exts = XListExtensions (dpy, &nexts);
		412
		413	while (nexts)
		414	{
		415	char *extname = exts [nexts - 1];
		416	int major, first_event, first_error;
		417
		418	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		419	{
		420	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		421	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		422
		423	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		424	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		425	rxvt_warn ("+ (which is %s)\n", buffer);
		426
		427	break;
		428	}
		429
		430	printf ("nextss %d %s\n", nexts, extname);//D
		431	--nexts;
		432	++exts;
		433	}
		434	#else
		435	int nexts = 0;
		436	char **exts = 0;
		437	#endif
		438
		439	if (!nexts)
		440	{
		441	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		442
		443	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		444	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		445
		446	#if 0
		447	sprintf (number, "RENDER.%d", event->minor_code);
		448	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		449	rxvt_warn ("+ (which is %s)\n", buffer);
		450	#endif
		451	}
		452
		453	XFreeExtensionList (exts);
		454	}
483	else	455	else
484	p = malloc (size);	456	{
485	if (p)	457	sprintf (number, "%d", event->request_code);
		458	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		459	rxvt_warn ("+ (which is %s)\n", buffer);
		460	}
		461
		462	if (event->error_code == BadWindow
		463	|| event->error_code == BadPixmap
		464	|| event->error_code == BadCursor
		465	|| event->error_code == BadFont
		466	|| event->error_code == BadDrawable
		467	|| event->error_code == BadColor
		468	|| event->error_code == BadGC
		469	|| event->error_code == BadIDChoice
		470	|| event->error_code == BadValue
		471	|| event->error_code == BadAtom)
		472	{
		473	if (event->error_code == BadValue)
		474	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		475	else if (event->error_code == BadAtom)
		476	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		477	else
		478	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		479
		480	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		481	}
		482	}
		483	#endif
		484
		485	int ecb_cold
		486	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		487	{
		488	if (GET_R && GET_R->allowedxerror == -1)
		489	GET_R->allowedxerror = event->error_code;
		490	else
		491	{
		492	// GET_R is most likely not the terminal which caused the error,
		493	// so just output the error and continue
		494	#if ENABLE_MINIMAL
		495	old_xerror_handler (display, event);
		496	#else
		497	print_x_error (display, event);
		498	#endif
		499	}
		500
486	return p;	501	return 0;
		502	}
487		503
488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	504	int ecb_cold
489	rxvt_clean_exit ();	505	rxvt_xioerror_handler (Display *display)
		506	{
		507	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		508	DisplayString (display));
		509	rxvt_emergency_cleanup ();
490	exit (EXIT_FAILURE);	510	_exit (EXIT_FAILURE);
491	/* NOTREACHED */
492	}	511	}
493		512
494	/* ------------------------------------------------------------------------- *	513	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	{	514	{
501	#if ! defined(__CYGWIN32__)	515	ev::sig sw_term, sw_int;
502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	516
503	/* setreuid () is the poor man's setuid (), seteuid () */	517	/*
504	# define seteuid(a) setreuid(-1, (a))	518	* Catch a fatal signal and tidy up before quitting
505	# define setegid(a) setregid(-1, (a))	519	*/
506	# define HAVE_SETEUID	520	void sig_term (ev::sig &w, int revents);
		521
		522	sig_handlers ()
		523	{
		524	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		525	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		526	}
		527	} sig_handlers;
		528
		529	void
		530	sig_handlers::sig_term (ev::sig &w, int revents)
		531	{
		532	rxvt_emergency_cleanup ();
		533	w.stop ();
		534	kill (getpid (), w.signum);
		535	}
		536
		537	static void
		538	rxvt_get_ttymode (struct termios *tio)
		539	{
		540	if (tcgetattr (STDIN_FILENO, tio) < 0)
		541	memset (tio, 0, sizeof (struct termios));
		542
		543	for (int i = 0; i < NCCS; i++)
		544	tio->c_cc[i] = VDISABLE;
		545
		546	tio->c_cc[VINTR] = CINTR;
		547	tio->c_cc[VQUIT] = CQUIT;
		548	tio->c_cc[VERASE] = CERASE;
		549	#ifdef VERASE2
		550	tio->c_cc[VERASE2] = CERASE2;
		551	#endif
		552	tio->c_cc[VKILL] = CKILL;
		553	tio->c_cc[VEOF] = CEOF;
		554	tio->c_cc[VSTART] = CSTART;
		555	tio->c_cc[VSTOP] = CSTOP;
		556	tio->c_cc[VSUSP] = CSUSP;
		557	# ifdef VDSUSP
		558	tio->c_cc[VDSUSP] = CDSUSP;
507	# endif	559	# endif
508	# ifdef HAVE_SETEUID	560	# ifdef VREPRINT
509	switch (mode)	561	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	562	# endif
541	#endif	563	# ifdef VDISCRD
542	}	564	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	565	# endif
592		566	# ifdef VWERSE
593	{	567	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	568	# endif
599		569	# ifdef VLNEXT
600	}	570	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	571	# endif
613		572	# ifdef VSTATUS
614	}	573	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	574	# endif
626	}	575
		576	# if VMIN != VEOF
		577	tio->c_cc[VMIN] = 1;
627	#endif	578	# endif
		579	# if VTIME != VEOL
		580	tio->c_cc[VTIME] = 0;
		581	# endif
		582
		583	/* input modes */
		584	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		585	# ifdef IMAXBEL
		586	| IMAXBEL
		587	# endif
		588	| IXON);
		589
		590	/* output modes */
		591	tio->c_oflag = (OPOST | ONLCR);
		592
		593	/* control modes */
		594	tio->c_cflag = (CS8 | CREAD);
		595
		596	/* local modes */
		597	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		598	# if defined (ECHOCTL) && defined (ECHOKE)
		599	| ECHOCTL | ECHOKE
		600	# endif
		601	| ECHOE | ECHOK);
		602	}
		603
		604	char **rxvt_environ; // startup environment
		605
		606	void
		607	rxvt_init ()
		608	{
		609	assert (("fontMask must not overlap other RS masks",
		610	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		611
		612	rxvt_get_ttymode (&rxvt_term::def_tio);
		613
		614	// get rid of stdin/stdout as we don't need them, to free resources
		615	dup2 (STDERR_FILENO, STDIN_FILENO);
		616	dup2 (STDERR_FILENO, STDOUT_FILENO);
		617
		618	if (!ev_default_loop ())
		619	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		620
		621	rxvt_environ = environ;
		622
		623	signal (SIGHUP, SIG_IGN);
		624	signal (SIGPIPE, SIG_IGN);
		625
		626	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		627	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		628
		629	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		630	// TODO: handle this with exceptions and tolerate the memory loss
		631	XSetIOErrorHandler (rxvt_xioerror_handler);
		632
		633	XrmInitialize ();
		634
		635	#if HAVE_PIXBUF
		636	g_type_init ();
		637	#endif
		638	}
628		639
629	/*----------------------------------------------------------------------*/	640	/*----------------------------------------------------------------------*/
630	/*	641	/*
631	* window size/position calculcations for XSizeHint and other storage.	642	* window size/position calculations for XSizeHint and other storage.
632	* if width/height are non-zero then override calculated width/height	643	* if width/height are non-zero then override calculated width/height
633	*/	644	*/
634	void	645	void
635	rxvt_term::window_calc (unsigned int width, unsigned int height)	646	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636	{	647	{
637	short recalc_x, recalc_y;	648	short recalc_x, recalc_y;
638	int x, y, sb_w, mb_h, flags;	649	int x, y, flags;
639	unsigned int w, h;	650	unsigned int w, h;
640	unsigned int max_width, max_height;	651	unsigned int max_width, max_height;
641		652
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;	653	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646	szHint.win_gravity = NorthWestGravity;	654	szHint.win_gravity = NorthWestGravity;
647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	655	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648		656
649	recalc_x = recalc_y = 0;	657	recalc_x = recalc_y = 0;
650	flags = 0;	658	flags = 0;
		659
651	if (!parsed_geometry)	660	if (!parsed_geometry)
652	{	661	{
653	parsed_geometry = 1;	662	parsed_geometry = 1;
		663
654	if (rs[Rs_geometry])	664	if (rs[Rs_geometry])
655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	665	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		666
656	if (flags & WidthValue)	667	if (flags & WidthValue)
657	{	668	{
658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	669	if (!w)
		670	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		671
		672	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
659	szHint.flags |= USSize;	673	szHint.flags |= USSize;
660	}	674	}
		675
661	if (flags & HeightValue)	676	if (flags & HeightValue)
662	{	677	{
663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	678	if (!h)
		679	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		680
		681	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
664	szHint.flags |= USSize;	682	szHint.flags |= USSize;
665	}	683	}
		684
666	if (flags & XValue)	685	if (flags & XValue)
667	{	686	{
668	szHint.x = x;	687	szHint.x = x;
669	szHint.flags |= USPosition;	688	szHint.flags |= USPosition;
		689
670	if (flags & XNegative)	690	if (flags & XNegative)
671	{	691	{
672	recalc_x = 1;	692	recalc_x = 1;
673	szHint.win_gravity = NorthEastGravity;	693	szHint.win_gravity = NorthEastGravity;
674	}	694	}
675	}	695	}
		696
676	if (flags & YValue)	697	if (flags & YValue)
677	{	698	{
678	szHint.y = y;	699	szHint.y = y;
679	szHint.flags |= USPosition;	700	szHint.flags |= USPosition;
		701
680	if (flags & YNegative)	702	if (flags & YNegative)
681	{	703	{
682	recalc_y = 1;	704	recalc_y = 1;
		705
683	if (szHint.win_gravity == NorthEastGravity)	706	if (szHint.win_gravity == NorthEastGravity)
684	szHint.win_gravity = SouthEastGravity;	707	szHint.win_gravity = SouthEastGravity;
685	else	708	else
686	szHint.win_gravity = SouthWestGravity;	709	szHint.win_gravity = SouthWestGravity;
687	}	710	}
688	}	711	}
689	}	712	}
		713
690	/* TODO: BOUNDS */	714	/* TODO: BOUNDS */
691	TermWin.width = TermWin.ncol * TermWin.fwidth;	715	width = ncol * fwidth;
692	TermWin.height = TermWin.nrow * TermWin.fheight;	716	height = nrow * fheight;
693	max_width = MAX_COLS * TermWin.fwidth;	717	max_width = MAX_COLS * fwidth;
694	max_height = MAX_ROWS * TermWin.fheight;	718	max_height = MAX_ROWS * fheight;
695		719
696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	720	szHint.base_width = szHint.base_height = 2 * int_bwidth;
697		721
698	sb_w = mb_h = 0;
699	window_vt_x = window_vt_y = 0;	722	window_vt_x = window_vt_y = int_bwidth;
700	if (scrollbar_visible ())	723
		724	if (scrollBar.state)
701	{	725	{
702	sb_w = scrollbar_TotalWidth ();	726	int sb_w = scrollBar.total_width ();
703	szHint.base_width += sb_w;	727	szHint.base_width += sb_w;
		728
704	if (! (Options & Opt_scrollBar_right))	729	if (!option (Opt_scrollBar_right))
705	window_vt_x = sb_w;	730	window_vt_x += sb_w;
706	}
707	if (menubar_visible ())
708	{	731	}
709	mb_h = menuBar_TotalHeight ();	732
710	szHint.base_height += mb_h;
711	window_vt_y = mb_h;
712	}
713	szHint.width_inc = TermWin.fwidth;	733	szHint.width_inc = fwidth;
714	szHint.height_inc = TermWin.fheight;	734	szHint.height_inc = fheight;
715	szHint.min_width = szHint.base_width + szHint.width_inc;	735	szHint.min_width = szHint.base_width + szHint.width_inc;
716	szHint.min_height = szHint.base_height + szHint.height_inc;	736	szHint.min_height = szHint.base_height + szHint.height_inc;
717		737
718	if (width && width - szHint.base_width < max_width)	738	if (newwidth && newwidth - szHint.base_width < max_width)
719	{	739	{
720	szHint.width = width;	740	szHint.width = newwidth;
721	TermWin.width = width - szHint.base_width;	741	width = newwidth - szHint.base_width;
722	}	742	}
723	else	743	else
724	{	744	{
725	MIN_IT (TermWin.width, max_width);	745	min_it (width, max_width);
726	szHint.width = szHint.base_width + TermWin.width;	746	szHint.width = szHint.base_width + width;
727	}	747	}
		748
728	if (height && height - szHint.base_height < max_height)	749	if (newheight && newheight - szHint.base_height < max_height)
729	{	750	{
730	szHint.height = height;	751	szHint.height = newheight;
731	TermWin.height = height - szHint.base_height;	752	height = newheight - szHint.base_height;
732	}	753	}
733	else	754	else
734	{	755	{
735	MIN_IT (TermWin.height, max_height);	756	min_it (height, max_height);
736	szHint.height = szHint.base_height + TermWin.height;	757	szHint.height = szHint.base_height + height;
737	}	758	}
738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
739	window_sb_x = szHint.width - sb_w;
740		759
741	if (recalc_x)	760	if (recalc_x)
742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	761	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
743	- szHint.width - 2 * TermWin.ext_bwidth);	762
744	if (recalc_y)	763	if (recalc_y)
745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	764	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
746	- szHint.height - 2 * TermWin.ext_bwidth);
747		765
748	TermWin.ncol = TermWin.width / TermWin.fwidth;	766	ncol = width / fwidth;
749	TermWin.nrow = TermWin.height / TermWin.fheight;	767	nrow = height / fheight;
750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	768
751	TermWin.ncol, TermWin.nrow, szHint.width,	769	// When the size of the vt window is not a multiple of the cell
752	szHint.height));	770	// size, i.e., when the wm does not honour our size hints, there are
753	return;	771	// extra areas not covered by the terminal screen. Such gaps, when a
		772	// bg pixmap is set, would have to be cleared manually to properly
		773	// refresh the background. We take the simpler route and shrink the
		774	// vt window so as to avoid creating gaps.
		775	vt_width = ncol * fwidth;
		776	vt_height = nrow * fheight;
754	}	777	}
755		778
756	/*----------------------------------------------------------------------*/	779	/*----------------------------------------------------------------------*/
757	/*	780	/*
758	* Tell the teletype handler what size the window is.	781	* Tell the teletype handler what size the window is.
759	* Called after a window size change.	782	* Called after a window size change.
760	*/	783	*/
761	void	784	void
762	rxvt_term::tt_winch ()	785	rxvt_term::tt_winch ()
763	{	786	{
		787	if (pty->pty < 0)
		788	return;
		789
764	struct winsize ws;	790	struct winsize ws;
765		791
766	if (cmd_fd < 0)
767	return;
768
769	ws.ws_col = TermWin.ncol;	792	ws.ws_col = ncol;
770	ws.ws_row = TermWin.nrow;	793	ws.ws_row = nrow;
771	ws.ws_xpixel = ws.ws_ypixel = 0;	794	ws.ws_xpixel = vt_width;
772	#ifndef DEBUG_SIZE	795	ws.ws_ypixel = vt_height;
773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	796	ioctl (pty->pty, TIOCSWINSZ, &ws);
		797
		798	#if 0
		799	// TIOCSWINSZ is supposed to do this automatically and correctly
		800	if (cmd_pid) /* force through to the command */
		801	kill (-cmd_pid, SIGWINCH);
		802	#endif
		803	}
		804
		805	/*----------------------------------------------------------------------*/
		806	/* load and set the various fonts */
		807	bool
		808	rxvt_term::set_fonts ()
		809	{
		810	rxvt_fontset *fs = new rxvt_fontset (this);
		811	rxvt_fontprop prop;
		812
		813	if (!fs
		814	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		815	|| !fs->realize_font (1))
		816	{
		817	delete fs;
		818	return false;
		819	}
		820
		821	#if ENABLE_STYLES
		822	for (int i = RS_styleCount; --i; )
		823	if (fontset[i] != fontset[0])
		824	delete fontset[i];
		825	#endif
		826
		827	delete fontset[0];
		828	fontset[0] = fs;
		829
		830	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		831	prop.width = max (prop.width + letterSpace, 1);
		832
		833	fs->set_prop (prop, false);
		834
		835	fwidth = prop.width;
		836	fheight = prop.height + lineSpace;
		837	fbase = prop.ascent;
		838
		839	for (int style = 1; style < 4; style++)
		840	{
		841	#if ENABLE_STYLES
		842	const char *res = rs[Rs_font + style];
		843
		844	if (res && !*res)
		845	fontset[style] = fontset[0];
		846	else
		847	{
		848	fontset[style] = fs = new rxvt_fontset (this);
		849	rxvt_fontprop prop2 = prop;
		850
		851	if (res)
		852	{
		853	fs->populate (res);
		854	fs->set_prop (prop2, false);
		855	}
		856	else
		857	{
		858	fs->populate (fontset[0]->fontdesc);
		859
		860	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		861	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		862
		863	fs->set_prop (prop2, true);
		864	}
		865
		866	}
774	#else	867	#else
775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	868	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	869	#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	{	870	}
797	// TODO	871
		872	if (parent)
798	}	873	{
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);	874	resize_all_windows (0, 0, 0);
818	scr_remap_chars ();	875	scr_remap_chars ();
819	scr_touch (true);	876	scr_touch (true);
820	}	877	}
821		878
822	return true;	879	return true;
823	}	880	}
		881
		882	void
		883	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		884	{
		885	XChangeProperty (dpy, parent,
		886	prop, XA_STRING, 8, PropModeReplace,
		887	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		888	}
		889
		890	void
		891	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		892	{
		893	XTextProperty ct;
		894
		895	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
824	}	896	{
825		897	XSetTextProperty (dpy, parent, &ct, prop);
826	return false;	898	XFree (ct.value);
		899	}
827	}	900	}
828		901
829	bool	902	void
830	rxvt_term::font_up_down (int n, int direction)	903	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
831	{	904	{
832	return false;	905	wchar_t *ws = rxvt_mbstowcs (str, len);
		906	char *s = rxvt_wcstoutf8 (ws);
		907
		908	XChangeProperty (dpy, parent,
		909	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		910	(const unsigned char *)s, strlen (s));
		911
		912	free (s);
		913	free (ws);
833	}	914	}
834		915
835	/*----------------------------------------------------------------------*/	916	/*----------------------------------------------------------------------*/
836	/*----------------------------------------------------------------------*/	917	/*----------------------------------------------------------------------*/
837	/* xterm sequences - title, iconName, color (exptl) */	918	/* xterm sequences - title, iconName, color (exptl) */
838	void	919	void
839	rxvt_term::set_title (const char *str)	920	rxvt_term::set_title (const char *str)
840	{	921	{
841	#ifndef SMART_WINDOW_TITLE	922	set_mbstring_property (XA_WM_NAME, str);
842	XStoreName (display->display, TermWin.parent[0], str);	923	#if ENABLE_EWMH
843	#else	924	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	925	#endif
853	}	926	}
854		927
855	void	928	void
856	rxvt_term::set_iconName (const char *str)	929	rxvt_term::set_icon_name (const char *str)
857	{	930	{
858	#ifndef SMART_WINDOW_TITLE	931	set_mbstring_property (XA_WM_ICON_NAME, str);
859	XSetIconName (display->display, TermWin.parent[0], str);	932	#if ENABLE_EWMH
860	#else	933	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	934	#endif
870	}	935	}
871		936
		937	void
		938	rxvt_term::set_window_color (int idx, const char *color)
		939	{
872	#ifdef XTERM_COLOR_CHANGE	940	#ifdef XTERM_COLOR_CHANGE
873	void
874	rxvt_term::set_window_color (int idx, const char *color)
875	{
876	rxvt_color xcol;
877	int i;
878
879	if (color == NULL || *color == '\0')	941	if (color == NULL || *color == '\0')
880	return;	942	return;
881		943
		944	color = strdup (color);
		945	allocated.push_back ((void *)color);
		946	rs[Rs_color + idx] = color;
		947
882	/* handle color aliases */	948	/* handle color aliases */
883	if (isdigit (*color))	949	if (isdigit (*color))
884	{	950	{
885	i = atoi (color);	951	int i = atoi (color);
		952
886	if (i >= 8 && i <= 15)	953	if (i >= 8 && i <= 15)
		954	{
887	{ /* bright colors */	955	/* bright colors */
888	i -= 8;	956	alias_color (idx, minBrightCOLOR + i - 8);
889	# ifndef NO_BRIGHTCOLOR
890	PixColors[idx] = PixColors[minBrightCOLOR + i];
891	SET_PIXCOLOR (idx);
892	goto Done;	957	goto done;
893	# endif
894
895	}	958	}
		959
896	if (i >= 0 && i <= 7)	960	if (i >= 0 && i <= 7)
		961	{
897	{ /* normal colors */	962	/* normal colors */
898	PixColors[idx] = PixColors[minCOLOR + i];	963	alias_color (idx, minCOLOR + i);
899	SET_PIXCOLOR (idx);
900	goto Done;	964	goto done;
901	}	965	}
902	}	966	}
903	if (!rXParseAllocColor (& xcol, color))
904	return;
905	/* XStoreColor (display->display, XCMAP, XColor*); */
906		967
907	/*	968	pix_colors_focused[idx].free (this);
908	* FIXME: should free colors here, but no idea how to do it so instead,	969	set_color (pix_colors_focused[idx], color);
909	* so just keep gobbling up the colormap
910	*/
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		970
923	PixColors[idx] = xcol;
924	SET_PIXCOLOR (idx);
925
926	/* XSetWindowAttributes attr; */
927	/* Cursor cursor; */
928	Done:	971	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. */	972	/*TODO: handle Color_BD, scrollbar background, etc. */
934		973
935	set_colorfgbg ();	974	update_fade_color (idx);
936	recolour_cursor ();	975	recolor_cursor ();
937	/* the only reasonable way to enforce a clean update */	976	scr_recolor ();
938	scr_poweron ();	977	#endif /* XTERM_COLOR_CHANGE */
939	}	978	}
940		979
941	#else
942	# define set_window_color (idx,color) ((void)0)
943	#endif /* XTERM_COLOR_CHANGE */
944
945	void	980	void
946	rxvt_term::recolour_cursor ()	981	rxvt_term::recolor_cursor ()
947	{	982	{
948	#if TODO	983	XColor fg, bg;
949	rxvt_color xcol[2];
950		984
951	xcol[0] = PixColors[Color_pointer];	985	(ISSET_PIXCOLOR (Color_pointer_fg)
952	xcol[1] = PixColors[Color_bg];	986	? pix_colors_focused[Color_pointer_fg]
953	XQueryColors (display->display, XCMAP, xcol, 2);	987	: pix_colors_focused[Color_fg]).get (fg);
954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	988
955	#endif	989	(ISSET_PIXCOLOR (Color_pointer_bg)
		990	? pix_colors_focused[Color_pointer_bg]
		991	: pix_colors_focused[Color_bg]).get (bg);
		992
		993	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
956	}	994	}
957		995
958	/*----------------------------------------------------------------------*/	996	/*----------------------------------------------------------------------*/
959	/*	997	/*
960	* find if fg/bg matches any of the normal (low-intensity) colors	998	* find if fg/bg matches any of the normal (low-intensity) colors
961	*/	999	*/
962	void	1000	char *
963	rxvt_term::set_colorfgbg ()	1001	rxvt_term::get_colorfgbg ()
964	{	1002	{
965	unsigned int i;	1003	unsigned int i;
966	const char *xpmb = "\0";	1004	const char *xpmb = "";
967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1005	char fstr[] = "default";
968		1006	char bstr[] = "default";
969	env_colorfgbg =	1007	char *env_colorfgbg;
970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1008
971	STRCPY (fstr, "default");
972	STRCPY (bstr, "default");
973	for (i = Color_Black; i <= Color_White; i++)	1009	for (i = Color_Black; i <= Color_White; i++)
974	if (PixColors[Color_fg] == PixColors[i])	1010	if (pix_colors[Color_fg] == pix_colors[i])
975	{	1011	{
976	sprintf (fstr, "%d", (i - Color_Black));	1012	sprintf (fstr, "%d", i - Color_Black);
977	break;	1013	break;
978	}	1014	}
		1015
979	for (i = Color_Black; i <= Color_White; i++)	1016	for (i = Color_Black; i <= Color_White; i++)
980	if (PixColors[Color_bg] == PixColors[i])	1017	if (pix_colors[Color_bg] == pix_colors[i])
981	{	1018	{
982	sprintf (bstr, "%d", (i - Color_Black));	1019	sprintf (bstr, "%d", i - Color_Black);
983	#ifdef XPM_BACKGROUND	1020	#if HAVE_IMG
984	xpmb = "default;";	1021	xpmb = "default;";
985	#endif	1022	#endif
986	break;	1023	break;
987	}	1024	}
988		1025
		1026	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1027	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990		1028	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	}	1029	}
1002		1030
1003	/*----------------------------------------------------------------------*/	1031	/*----------------------------------------------------------------------*/
1004	/*
1005	* Colour determination for low colour displays, routine from
1006	* Hans de Goede <hans@highrise.nl>
1007	*/
1008		1032
1009	int	1033	bool
1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1034	rxvt_term::set_color (rxvt_color &color, const char *name)
1011	{	1035	{
1012	if (!screen_in_out->set (display, colour))	1036	if (color.set (this, name))
1013	{
1014	rxvt_print_error ("can't allocate colour: %s", colour);
1015	return false;
1016	}
1017
1018	return true;	1037	return true;
		1038
		1039	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1040	return false;
1019	}	1041	}
		1042
		1043	void
		1044	rxvt_term::alias_color (int dst, int src)
		1045	{
		1046	pix_colors[dst].free (this);
		1047	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
		1048	}
		1049
		1050	#ifdef SMART_RESIZE
		1051	static unsigned int
		1052	get_parent_bw (Display *dpy, Window w)
		1053	{
		1054	int idummy;
		1055	unsigned int udummy;
		1056	Window wdummy, parent;
		1057	Window *children;
		1058	unsigned int nchildren, border_width;
		1059
		1060	XQueryTree (dpy, w, &wdummy, &parent, &children, &nchildren);
		1061	XFree (children);
		1062	XGetGeometry (dpy, parent, &wdummy, &idummy, &idummy,
		1063	&udummy, &udummy, &border_width, &udummy);
		1064
		1065	return border_width;
		1066	}
		1067	#endif
1020		1068
1021	/* -------------------------------------------------------------------- *	1069	/* -------------------------------------------------------------------- *
1022	* - WINDOW RESIZING - *	1070	* - WINDOW RESIZING - *
1023	* -------------------------------------------------------------------- */	1071	* -------------------------------------------------------------------- */
1024	void	1072	void
1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1073	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026	{	1074	{
1027	int fix_screen;	1075	int fix_screen;
		1076	int old_width = szHint.width;
		1077	int old_height = szHint.height;
1028		1078
1029	#ifdef SMART_RESIZE
1030	int old_width = szHint.width, old_height = szHint.height;
1031	#endif
1032
1033	window_calc (width, height);	1079	window_calc (newwidth, newheight);
		1080
		1081	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1082
		1083	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1084	if (set_hint)
		1085	{
		1086	szHint.flags &= ~(PBaseSize | PResizeInc);
1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1087	XSetWMNormalHints (dpy, parent, &szHint);
		1088	szHint.flags |= PBaseSize | PResizeInc;
		1089	}
		1090
1035	if (!ignoreparent)	1091	if (!ignoreparent)
1036	{	1092	{
1037	#ifdef SMART_RESIZE	1093	#ifdef SMART_RESIZE
1038	/*	1094	/*
1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1095	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1042	int x, y, x1, y1;	1098	int x, y, x1, y1;
1043	int dx, dy;	1099	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1100	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1101	Window unused_cr;
1046		1102
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1103	XTranslateCoordinates (dpy, parent, display->root,
1048	0, 0, &x, &y, &unused_cr);	1104	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1105	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1106	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1107	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1108	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1109	* our position for handles and decorations. Counter it
1054	*/	1110	*/
1055	if (x1 != x || y1 != y)	1111	if (x1 != x || y1 != y)
1056	{	1112	{
1057	x -= x1;	1113	unsigned int border_width = get_parent_bw (dpy, parent);
1058	y -= y1;	1114
		1115	x -= x1 + border_width;
		1116	y -= y1 + border_width;
1059	}	1117	}
1060		1118
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1119	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1120	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1121	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1122	dy = old_height - szHint.height;
1065		1123
1066	/* Check position of the center of the window */	1124	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1125	if (x < x1) /* left half */
1068	dx = 0;	1126	dx = 0;
…		…
1071	if (y < y1) /* top half */	1129	if (y < y1) /* top half */
1072	dy = 0;	1130	dy = 0;
1073	else if (y == y1) /* exact center */	1131	else if (y == y1) /* exact center */
1074	dy /= 2;	1132	dy /= 2;
1075		1133
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1134	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1077	szHint.width, szHint.height);	1135	szHint.width, szHint.height);
1078	#else	1136	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1137	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1080	szHint.height);
1081	#endif	1138	#endif
1082
1083	}	1139	}
1084		1140
1085	fix_screen = (TermWin.ncol != prev_ncol	1141	if (set_hint)
1086	|| TermWin.nrow != prev_nrow);	1142	XSetWMNormalHints (dpy, parent, &szHint);
1087		1143
		1144	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1145
1088	if (fix_screen || width != old_width || height != old_height)	1146	if (fix_screen || newwidth != old_width || newheight != old_height)
1089	{	1147	{
1090	if (scrollbar_visible ())	1148	if (scrollBar.state)
1091	{	1149	scrollBar.resize ();
1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1093	0, scrollbar_TotalWidth (), szHint.height);
1094	resize_scrollbar ();
1095	}
1096		1150
1097	if (menubar_visible ())	1151	XMoveResizeWindow (dpy, vt,
1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1152	window_vt_x, window_vt_y,
1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1153	vt_width, vt_height);
1100		1154
1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1155	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
1109	}	1156	}
1110		1157
1111	if (fix_screen || old_height == 0)	1158	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 ();	1159	scr_reset ();
1126		1160
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	1161	#if USE_XIM
1138	IMSetStatusPosition ();	1162	im_set_position ();
1139	#endif	1163	#endif
1140	}	1164	}
1141		1165
1142	/*	1166	/*
1143	* Set the width/height of the vt window in characters. Units are pixels.	1167	* Set the width/height of the vt window in characters. Units are pixels.
1144	* good for toggling 80/132 columns	1168	* good for toggling 80/132 columns
1145	*/	1169	*/
1146	void	1170	void
1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1171	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148	{	1172	{
1149	XWindowAttributes wattr;	1173	XWindowAttributes wattr;
1150		1174
1151	if (width == 0 || height == 0)	1175	if (newwidth == 0 || newheight == 0)
1152	{	1176	{
1153	XGetWindowAttributes (display->display, display->root, &wattr);	1177	XGetWindowAttributes (dpy, display->root, &wattr);
		1178
1154	if (width == 0)	1179	if (newwidth == 0)
1155	width = wattr.width - szHint.base_width;	1180	newwidth = wattr.width - szHint.base_width;
1156	if (height == 0)	1181	if (newheight == 0)
1157	height = wattr.height - szHint.base_height;	1182	newheight = wattr.height - szHint.base_height;
1158	}
1159	if (width != TermWin.width || height != TermWin.height)
1160	{	1183	}
		1184
		1185	if (newwidth != vt_width || newheight != vt_height)
		1186	{
1161	width += szHint.base_width;	1187	newwidth += szHint.base_width;
1162	height += szHint.base_height;	1188	newheight += szHint.base_height;
1163	resize_all_windows (width, height, 0);	1189	resize_all_windows (newwidth, newheight, 0);
1164	}	1190	}
1165	}	1191	}
1166		1192
1167	/* -------------------------------------------------------------------- *	1193	/* -------------------------------------------------------------------- *
1168	* - X INPUT METHOD ROUTINES - *	1194	* - X INPUT METHOD ROUTINES - *
1169	* -------------------------------------------------------------------- */	1195	* -------------------------------------------------------------------- */
1170	#ifdef USE_XIM	1196	#if USE_XIM
1171		1197
1172	void	1198	void
		1199	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1200	{
		1201	fg = pix_colors [Color_fg];
		1202	bg = pix_colors [Color_bg];
		1203	}
		1204
		1205	void
1173	rxvt_term::im_set_size (XRectangle *size)	1206	rxvt_term::im_set_size (XRectangle &size)
1174	{	1207	{
1175	size->x = TermWin.int_bwidth;	1208	// the int_bwidth terms make no sense to me
1176	size->y = TermWin.int_bwidth;	1209	size.x = int_bwidth;
1177	size->width = Width2Pixel (TermWin.ncol);	1210	size.y = int_bwidth;
1178	size->height = Height2Pixel (TermWin.nrow);	1211	size.width = Width2Pixel (ncol) + int_bwidth;
		1212	size.height = Height2Pixel (nrow) + int_bwidth;
1179	}	1213	}
1180		1214
1181	void	1215	void
1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1216	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1217	XRectangle &status_rect,
		1218	const XRectangle &needed_rect)
1183	{	1219	{
1184	*fg = PixColors[Color_fg];	1220	preedit_rect.x = needed_rect.width;
1185	*bg = PixColors[Color_bg];	1221	preedit_rect.y = 0;
		1222	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1223	preedit_rect.height = fheight;
		1224
		1225	status_rect.x = 0;
		1226	status_rect.y = 0;
		1227	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1228	status_rect.height = fheight;
1186	}	1229	}
1187		1230
1188	/* Checking whether input method is running. */	1231	/* Checking whether input method is running. */
1189	bool	1232	bool
1190	rxvt_term::IMisRunning ()	1233	rxvt_term::im_is_running ()
1191	{	1234	{
1192	char *p;	1235	Atom atom;
1193	Atom atom;	1236	Window win;
1194	Window win;
1195	char server[IMBUFSIZ];	1237	char server[IMBUFSIZ];
1196		1238
1197	/* get current locale modifier */	1239	/* get current locale modifier */
1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1240	if (char *p = XSetLocaleModifiers (0))
1199	{	1241	{
1200	STRCPY (server, "@server=");	1242	strcpy (server, "@server=");
1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1243	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1244
1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1245	if (p = strchr (server + 1, '@')) /* first one only */
1203	*p = '\0';	1246	*p = '\0';
1204		1247
1205	atom = XInternAtom (display->display, server, False);	1248	atom = XInternAtom (dpy, server, False);
1206	win = XGetSelectionOwner (display->display, atom);	1249	win = XGetSelectionOwner (dpy, atom);
		1250
1207	if (win != None)	1251	if (win != None)
1208	return True;	1252	return true;
1209	}	1253	}
		1254
1210	return False;	1255	return false;
1211	}	1256	}
1212		1257
1213	void	1258	void
1214	rxvt_term::IMSendSpot ()	1259	rxvt_term::im_send_spot ()
1215	{	1260	{
1216	XPoint spot;	1261	XPoint nspot;
1217	XVaNestedList preedit_attr;	1262	XVaNestedList preedit_attr;
1218		1263
1219	if (Input_Context == NULL	1264	if (!Input_Context
1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1265	|| !focus
1221	|| ! (event_type == KeyPress	1266	|| !(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;	1267	return;
1228		1268
1229	im_set_position (&spot);	1269	im_set_position (nspot);
		1270
		1271	if (nspot.x == spot.x && nspot.y == spot.y)
		1272	return;
		1273
		1274	spot = nspot;
1230		1275
1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1276	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1277	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233	XFree (preedit_attr);	1278	XFree (preedit_attr);
1234	}	1279	}
1235		1280
1236	void	1281	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 ()	1282	rxvt_term::im_destroy ()
1263	{	1283	{
1264	if (Input_Context)
1265	{
1266	XDestroyIC (Input_Context);
1267	Input_Context = NULL;
1268	}
1269
1270	if (input_method)	1284	if (input_method)
1271	{	1285	{
		1286	if (Input_Context && input_method->xim)
		1287	XDestroyIC (Input_Context);
		1288
1272	display->put_xim (input_method);	1289	display->put_xim (input_method);
1273	input_method = 0;	1290	input_method = 0;
1274	}	1291	}
		1292
		1293	Input_Context = 0;
1275	}	1294	}
		1295
		1296	#ifdef ENABLE_XIM_ONTHESPOT
		1297
		1298	static void
		1299	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1300	{
		1301	((rxvt_term *)client_data)->make_current ();
		1302	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1303	}
		1304
		1305	static void
		1306	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1307	{
		1308	((rxvt_term *)client_data)->make_current ();
		1309	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1310	}
		1311
		1312	static void
		1313	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1314	{
		1315	rxvt_term *term = (rxvt_term *)client_data;
		1316	XIMText *text = call_data->text;
		1317
		1318	term->make_current ();
		1319
		1320	if (text)
		1321	{
		1322	wchar_t *str;
		1323
		1324	if (!text->encoding_is_wchar && text->string.multi_byte)
		1325	{
		1326	// of course, X makes it ugly again
		1327	if (term->rs[Rs_imLocale])
		1328	SET_LOCALE (term->rs[Rs_imLocale]);
		1329
		1330	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1331	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1332
		1333	if (term->rs[Rs_imLocale])
		1334	SET_LOCALE (term->locale);
		1335	}
		1336	else
		1337	str = text->string.wide_char;
		1338
		1339	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1340	DT_INT, call_data->caret,
		1341	DT_INT, call_data->chg_first,
		1342	DT_INT, call_data->chg_length,
		1343	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1344	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1345	DT_END));
		1346	}
		1347	else
		1348	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1349	DT_INT, call_data->caret,
		1350	DT_INT, call_data->chg_first,
		1351	DT_INT, call_data->chg_length,
		1352	DT_END));
		1353	}
		1354
		1355	#if 0
		1356	static void
		1357	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1358	{
		1359	((rxvt_term *)client_data)->make_current ();
		1360	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1361	DT_INT, call_data->position,
		1362	DT_INT, call_data->direction,
		1363	DT_INT, call_data->style,
		1364	DT_END));
		1365	}
		1366	#endif
		1367
		1368	#endif
1276		1369
1277	/*	1370	/*
1278	* Try to open a XIM with the current modifiers, then see if we can	1371	* Try to open a XIM with the current modifiers, then see if we can
1279	* open a suitable preedit type	1372	* open a suitable preedit type
1280	*/	1373	*/
1281	bool	1374	bool
1282	rxvt_term::IM_get_IC (const char *modifiers)	1375	rxvt_term::im_get_ic (const char *modifiers)
1283	{	1376	{
1284	int i, j, found;	1377	int i, j, found;
1285	XIM xim;	1378	XIM xim;
1286	XPoint spot;	1379	XPoint spot;
1287	XRectangle rect, status_rect, needed_rect;	1380	XRectangle rect, status_rect, needed_rect;
1288	unsigned long fg, bg;	1381	unsigned long fg, bg;
1289	const char *p;	1382	const char *p;
1290	char **s;	1383	char **s;
1291	XIMStyles *xim_styles;	1384	XIMStyles *xim_styles;
1292	XVaNestedList preedit_attr, status_attr;
1293		1385
		1386	set_environ (env);
		1387
1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1388	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1295	return false;	1389	return false;
1296		1390
1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298	input_method = display->get_xim (locale, modifiers);	1391	input_method = display->get_xim (locale, modifiers);
1299	if (input_method == NULL)	1392	if (input_method == NULL)
1300	return false;	1393	return false;
1301		1394
1302	xim = input_method->xim;	1395	xim = input_method->xim;
		1396	spot.x = spot.y = -1;
1303		1397
1304	xim_styles = NULL;	1398	xim_styles = NULL;
1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1399	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306	|| !xim_styles || !xim_styles->count_styles)	1400	|| !xim_styles || !xim_styles->count_styles)
1307	{	1401	{
1308	display->put_xim (input_method);	1402	im_destroy ();
1309	return false;	1403	return false;
1310	}	1404	}
1311		1405
1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1406	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1313	s = rxvt_splitcommastring (p);	1407
		1408	for (int pi = 0; pi < 2; pi++)
		1409	{
		1410	p = pet[pi];
		1411
		1412	if (!p)
		1413	continue;
		1414
		1415	s = rxvt_strsplit (',', p);
		1416
1314	for (i = found = 0; !found && s[i]; i++)	1417	for (i = found = 0; !found && s[i]; i++)
1315	{	1418	{
1316	if (!STRCMP (s[i], "OverTheSpot"))	1419	if (!strcmp (s[i], "OverTheSpot"))
1317	input_style = (XIMPreeditPosition | XIMStatusNothing);	1420	input_style = XIMPreeditPosition | XIMStatusNothing;
1318	else if (!STRCMP (s[i], "OffTheSpot"))	1421	else if (!strcmp (s[i], "OffTheSpot"))
1319	input_style = (XIMPreeditArea | XIMStatusArea);	1422	input_style = XIMPreeditArea | XIMStatusArea;
1320	else if (!STRCMP (s[i], "Root"))	1423	else if (!strcmp (s[i], "Root"))
1321	input_style = (XIMPreeditNothing | XIMStatusNothing);	1424	input_style = XIMPreeditNothing | XIMStatusNothing;
		1425	else if (!strcmp (s[i], "None"))
		1426	input_style = XIMPreeditNone | XIMStatusNone;
		1427	#ifdef ENABLE_XIM_ONTHESPOT
		1428	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1429	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1430	#endif
		1431	else
		1432	input_style = XIMPreeditNothing | XIMStatusNothing;
1322		1433
1323	for (j = 0; j < xim_styles->count_styles; j++)	1434	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1435	if (input_style == xim_styles->supported_styles[j])
1325	{	1436	{
		1437	rxvt_free_strsplit (s);
		1438
1326	found = 1;	1439	found = 1;
1327	break;	1440	goto foundpet;
		1441	}
		1442
1328	}	1443	}
1329	}
1330		1444
1331	for (i = 0; s[i]; i++)	1445	rxvt_free_strsplit (s);
1332	free (s[i]);	1446	}
1333		1447
1334	free (s);	1448	foundpet:
		1449
1335	XFree (xim_styles);	1450	XFree (xim_styles);
1336		1451
1337	if (!found)	1452	if (!found)
1338	{	1453	{
1339	display->put_xim (input_method);	1454	im_destroy ();
1340	return false;	1455	return false;
1341	}	1456	}
1342		1457
1343	preedit_attr = status_attr = NULL;	1458	XFontSet fs = 0;
		1459	XVaNestedList preedit_attr = 0, status_attr = 0;
		1460
		1461	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1462	{
		1463	// fake us a font-set, please
		1464	char **missing_charset_list;
		1465	int missing_charset_count;
		1466	char *def_string;
		1467	char pat[512];
		1468
		1469	sprintf (pat,
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1474	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1475	"*",
		1476	fheight,
		1477	fheight + 1, fheight - 1,
		1478	fheight - 2, fheight + 2);
		1479
		1480	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1481	&missing_charset_list, &missing_charset_count, &def_string);
		1482
		1483	if (missing_charset_list)
		1484	XFreeStringList (missing_charset_list);
		1485
		1486	if (!fs)
		1487	{
		1488	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1489	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1490	}
		1491	}
1344		1492
1345	if (input_style & XIMPreeditPosition)	1493	if (input_style & XIMPreeditPosition)
1346	{	1494	{
1347	im_set_size (&rect);	1495	im_set_size (rect);
1348	im_set_position (&spot);	1496	im_set_position (spot);
1349	im_set_color (&fg, &bg);	1497	im_set_color (fg, bg);
1350		1498
1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1499	preedit_attr = XVaCreateNestedList (0,
		1500	XNForeground, fg,
		1501	XNBackground, bg,
		1502	XNArea, &rect,
1352	XNSpotLocation, &spot,	1503	XNSpotLocation, &spot,
1353	XNForeground, fg, XNBackground, bg,
1354	//XNFontSet, TermWin.fontset,	1504	XNFontSet, fs,
1355	NULL);	1505	NULL);
1356	}	1506	}
1357	else if (input_style & XIMPreeditArea)	1507	else if (input_style & XIMPreeditArea)
1358	{	1508	{
1359	im_set_color (&fg, &bg);	1509	im_set_color (fg, bg);
1360		1510
1361	/*	1511	/*
1362	* The necessary width of preedit area is unknown	1512	* The necessary width of preedit area is unknown
1363	* until create input context.	1513	* until create input context.
1364	*/	1514	*/
1365	needed_rect.width = 0;	1515	needed_rect.width = 0;
1366
1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1516	im_set_preedit_area (rect, status_rect, needed_rect);
1368		1517
1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1518	preedit_attr = XVaCreateNestedList (0,
		1519	XNForeground, fg,
1370	XNForeground, fg, XNBackground, bg,	1520	XNBackground, bg,
		1521	XNArea, &rect,
		1522	XNFontSet, fs,
		1523	NULL);
		1524	status_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
		1526	XNBackground, bg,
		1527	XNArea, &status_rect,
1371	//XNFontSet, TermWin.fontset,	1528	XNFontSet, fs,
1372	NULL);	1529	NULL);
1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1530	}
1374	XNForeground, fg, XNBackground, bg,	1531	#if ENABLE_XIM_ONTHESPOT
1375	//XNFontSet, TermWin.fontset,	1532	else if (input_style & XIMPreeditCallbacks)
		1533	{
		1534	XIMCallback xcb[4];
		1535
		1536	im_set_position (spot);
		1537
		1538	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1539	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1540	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1541	# if 0
		1542	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1543	# endif
		1544
		1545	preedit_attr = XVaCreateNestedList (0,
		1546	XNSpotLocation, &spot,
		1547	XNPreeditStartCallback, &xcb[0],
		1548	XNPreeditDoneCallback , &xcb[1],
		1549	XNPreeditDrawCallback , &xcb[2],
		1550	# if 0
		1551	XNPreeditCaretCallback, &xcb[3],
		1552	# endif
1376	NULL);	1553	NULL);
1377	}	1554	}
		1555	#endif
1378		1556
1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1557	Input_Context = XCreateIC (xim,
		1558	XNInputStyle, input_style,
1380	XNClientWindow, TermWin.parent[0],	1559	XNClientWindow, vt,
1381	XNFocusWindow, TermWin.parent[0],	1560	XNFocusWindow, parent,
1382	preedit_attr ? XNPreeditAttributes : NULL,	1561	preedit_attr ? XNPreeditAttributes : NULL,
1383	preedit_attr,	1562	preedit_attr,
1384	status_attr ? XNStatusAttributes : NULL,	1563	status_attr ? XNStatusAttributes : NULL,
1385	status_attr, NULL);	1564	status_attr, NULL);
		1565
1386	if (preedit_attr) XFree (preedit_attr);	1566	if (preedit_attr) XFree (preedit_attr);
1387	if (status_attr) XFree (status_attr);	1567	if (status_attr) XFree (status_attr);
		1568	if (fs) XFreeFontSet (dpy, fs);
1388		1569
1389	if (Input_Context == NULL)	1570	if (Input_Context == NULL)
1390	{	1571	{
1391	rxvt_print_error ("failed to create input context");	1572	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392	display->put_xim (input_method);	1573	im_destroy ();
1393	return false;	1574	return false;
1394	}	1575	}
1395		1576
1396	if (input_style & XIMPreeditArea)	1577	#if 0
1397	IMSetStatusPosition ();	1578	// unfortunately, only the focus window is used by XIM, hard to fix
		1579	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1580	vt_select_input ();
		1581	#endif
1398		1582
1399	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1583	im_set_position ();
		1584
1400	return true;	1585	return true;
1401	}	1586	}
1402		1587
1403	void	1588	void
1404	rxvt_term::im_cb ()	1589	rxvt_term::im_cb ()
1405	{	1590	{
1406	int i, found, had_im;	1591	int i;
1407	const char *p;	1592	const char *p;
1408	char **s;	1593	char **s;
1409	char buf[IMBUFSIZ];	1594	char buf[IMBUFSIZ];
1410		1595
		1596	make_current ();
		1597
1411	im_destroy ();	1598	im_destroy ();
1412		1599
1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414	if (Input_Context)	1600	if (Input_Context)
1415	return;	1601	return;
1416		1602
1417	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1418	if (rs[Rs_imLocale])	1603	if (rs[Rs_imLocale])
1419	SET_LOCALE (rs[Rs_imLocale]);	1604	SET_LOCALE (rs[Rs_imLocale]);
1420	#endif
1421		1605
1422	p = rs[Rs_inputMethod];	1606	p = rs[Rs_inputMethod];
1423	if (p && *p)	1607	if (p && *p)
1424	{	1608	{
1425	bool found = false;	1609	bool found = false;
1426		1610
1427	s = rxvt_splitcommastring (p);	1611	s = rxvt_strsplit (',', p);
		1612
1428	for (i = 0; s[i]; i++)	1613	for (i = 0; s[i]; i++)
1429	{	1614	{
1430	if (*s[i])	1615	if (*s[i])
1431	{	1616	{
1432	STRCPY (buf, "@im=");	1617	strcpy (buf, "@im=");
1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1618	strncat (buf, s[i], IMBUFSIZ - 5);
1434	if (IM_get_IC (buf))	1619	if (im_get_ic (buf))
1435	{	1620	{
1436	found = true;	1621	found = true;
1437	break;	1622	break;
1438	}	1623	}
1439	}	1624	}
1440	}	1625	}
1441	for (i = 0; s[i]; i++)	1626
1442	free (s[i]);	1627	rxvt_free_strsplit (s);
1443	free (s);
1444		1628
1445	if (found)	1629	if (found)
1446	goto done;	1630	goto done;
1447	}	1631	}
1448		1632
1449	/* try with XMODIFIERS env. var. */	1633	/* try with XMODIFIERS env. var. */
1450	if (IM_get_IC (""))	1634	if (im_get_ic (""))
1451	goto done;	1635	goto done;
1452		1636
1453	/* try with no modifiers base IF the user didn't specify an IM */	1637	/* try with no modifiers base IF the user didn't specify an IM */
1454	if (IM_get_IC ("@im=none"))	1638	if (im_get_ic ("@im=none"))
1455	goto done;	1639	goto done;
1456		1640
1457	done:	1641	done:
1458	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1459	if (rs[Rs_imLocale])	1642	if (rs[Rs_imLocale])
1460	SET_LOCALE (locale);	1643	SET_LOCALE (locale);
1461	#endif
1462	}	1644	}
1463		1645
1464	void	1646	void
1465	rxvt_term::IMSetStatusPosition ()	1647	rxvt_term::im_set_position ()
1466	{	1648	{
1467	XRectangle preedit_rect, status_rect, *needed_rect;	1649	XRectangle preedit_rect, status_rect, *needed_rect;
1468	XVaNestedList preedit_attr, status_attr;	1650	XVaNestedList preedit_attr, status_attr;
1469		1651
1470	if (Input_Context == NULL	1652	if (!Input_Context
1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1653	|| !focus
		1654	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1472	|| !IMisRunning ())	1655	|| !im_is_running ())
1473	return;	1656	return;
1474		1657
		1658	if (input_style & XIMPreeditPosition)
		1659	{
		1660	im_set_size (preedit_rect);
		1661	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1662
		1663	XSetICValues (Input_Context,
		1664	XNPreeditAttributes, preedit_attr, NULL);
		1665	}
		1666	else
		1667	{
1475	/* Getting the necessary width of preedit area */	1668	/* Getting the necessary width of preedit area */
1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1669	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1670	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478	XFree (status_attr);	1671	XFree (status_attr);
1479		1672
1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1673	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1674	XFree (needed_rect);
1481		1675
1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1676	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1677	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484		1678
1485	XSetICValues (Input_Context,	1679	XSetICValues (Input_Context,
1486	XNPreeditAttributes, preedit_attr,	1680	XNPreeditAttributes, preedit_attr,
1487	XNStatusAttributes, status_attr, NULL);	1681	XNStatusAttributes, status_attr,
		1682	NULL);
1488		1683
		1684	XFree (status_attr);
		1685	}
		1686
1489	XFree (preedit_attr);	1687	XFree (preedit_attr);
1490	XFree (status_attr);
1491	}	1688	}
1492	#endif /* USE_XIM */	1689	#endif /* USE_XIM */
1493		1690
1494	/*----------------------------------------------------------------------*/	1691	void
1495	rxvt_t rxvt_current_term;	1692	rxvt_term::get_window_origin (int &x, int &y)
		1693	{
		1694	Window cr;
		1695	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1696	}
1496		1697
1497	/*----------------------- end-of-file (C source) -----------------------*/	1698	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines