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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.120 by root, Mon Dec 13 19:16:36 2004 UTC vs.
Revision 1.317 by root, Tue May 12 08:21:56 2009 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
49	vector<rxvt_term *> rxvt_term::termlist;	54	vector<rxvt_term *> rxvt_term::termlist;
50		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
51	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
52		60
53	bool	61	bool
54	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
55	{	63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
56	if (!locale || !strncmp (locale, curlocale, 128))	69	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	70	return false;
58		71
59	strncpy (curlocale, locale, 128);	72	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
61	return true;	74	return true;
62	}	75	}
63		76
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
64	#if ENABLE_COMBINING	90	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
66		92
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	94	{
69	compose_char *cc;	95	compose_char *cc;
70		96
71	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	99	cc = (*this)[c1];
74	while (cc)	100	while (cc)
75	{	101	{
…		…
124		150
125	}	151	}
126	#endif	152	#endif
127		153
128	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
129	:	155	{
130	#if TRANSPARENT	156	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
132	#endif
133	#ifdef HAVE_SCROLLBARS
134	scrollbar_ev (this, &rxvt_term::x_cb),
135	#endif
136	#ifdef MENUBAR
137	menubar_ev (this, &rxvt_term::x_cb),
138	#endif	158	#endif
139	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
141	#endif	161	#endif
142	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
143	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
144	#endif	164	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	167	#endif
148	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	170	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#ifdef USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
153	#endif	180	#endif
154	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	183	#endif
157	#ifdef USE_XIM	184	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	186	#endif
160	sw_term (this, &rxvt_term::sig_term),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	sw_chld (this, &rxvt_term::sig_chld),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	termwin_ev (this, &rxvt_term::x_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	vt_ev (this, &rxvt_term::x_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	check_ev (this, &rxvt_term::check_cb),	191	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
167	pty_ev (this, &rxvt_term::pty_cb),	194
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		196
172	termlist.push_back (this);	197	termlist.push_back (this);
173	}
174		198
175	rxvt_term::~rxvt_term ()	199	#ifdef KEYSYM_RESOURCE
176	{	200	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	201	#endif
		202	}
178		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
179	if (cmd_pid)	209	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	210	kill (-cmd_pid, SIGHUP);
181		211
182	pty.put ();	212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
183		215
184	#ifdef UTMP_SUPPORT	216	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	217	{
186	#endif	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
187		221
188	#if ENABLE_STYLES	222	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	223	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	224	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	225	delete fontset[i];
192	#endif	226	#endif
193	delete TermWin.fontset[0];	227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bgPixmap.destroy ();
		231	#endif
		232	#ifdef HAVE_AFTERIMAGE
		233	if (asv)
		234	destroy_asvisual (asv, 0);
		235	if (asimman)
		236	destroy_image_manager (asimman, 0);
		237	#endif
194		238
195	if (display)	239	if (display)
196	{	240	{
197	selection_clear ();	241	selection_clear ();
198		242
199	#ifdef USE_XIM	243	#ifdef USE_XIM
200	im_destroy ();	244	im_destroy ();
201	#endif	245	#endif
202	#ifdef MENUBAR	246	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	247	if (gc) XFreeGC (dpy, gc);
204	#endif
205	#ifdef XTERM_SCROLLBAR
206	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
207	if (ShadowGC) XFreeGC (display->display, ShadowGC);
208	#endif
209	#ifdef PLAIN_SCROLLBAR
210	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
211	#endif
212	#ifdef NEXT_SCROLLBAR
213	if (blackGC) XFreeGC (display->display, blackGC);
214	if (whiteGC) XFreeGC (display->display, whiteGC);
215	if (grayGC) XFreeGC (display->display, grayGC);
216	if (darkGC) XFreeGC (display->display, darkGC);
217	if (stippleGC) XFreeGC (display->display, stippleGC);
218	if (dimple) XFreePixmap (display->display, dimple);
219	if (upArrow) XFreePixmap (display->display, upArrow);
220	if (downArrow) XFreePixmap (display->display, downArrow);
221	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
222	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
223	#endif
224	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
225	if (topShadowGC) XFreeGC (display->display, topShadowGC);
226	if (botShadowGC) XFreeGC (display->display, botShadowGC);
227	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
228	#endif
229	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
230		248
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	249	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	250	// destroy all windows
238	if (TermWin.parent[0])	251	if (parent[0])
239	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent[0]);
240	}
241		253
242	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
243		255	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	256	{
		257	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	259	pix_colors_unfocused [i].free (this);
247	#endif	260	#endif
		261	}
248		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
249	displays.put (display);	266	displays.put (display);
		267	}
250		268
251	scr_release ();	269	scr_release ();
252		270
253	/* clear all resources */	271	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	273	free (allocated [i]);
256		274
257	free (selection.text);	275	free (selection.text);
258	// TODO: manage env vars in child only(!)	276	// TODO: manage env vars in child only(!)
259	free (env_windowid);
260	free (env_display);	277	free (env_display);
261	free (env_term);	278	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	279	free (locale);
264	free (v_buffer);	280	free (v_buffer);
265	free (incr_buf);	281	free (incr_buf);
266		282
267	delete envv;	283	delete envv;
268	delete argv;	284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
		289	#ifndef NO_RESOURCES
		290	XrmDestroyDatabase (option_db);
		291	#endif
		292	}
		293
		294	// child has exited, usually destroys
		295	void
		296	rxvt_term::child_cb (ev::child &w, int status)
		297	{
		298	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		299
		300	cmd_pid = 0;
		301
		302	if (!option (Opt_hold))
		303	destroy ();
269	}	304	}
270		305
271	void	306	void
272	rxvt_term::destroy ()	307	rxvt_term::destroy ()
273	{	308	{
274	if (destroy_ev.active)	309	if (destroy_ev.is_active ())
275	return;	310	return;
		311
		312	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
276		313
277	#if ENABLE_OVERLAY	314	#if ENABLE_OVERLAY
278	scr_overlay_off ();	315	scr_overlay_off ();
279	#endif	316	#endif
280		317
281	if (display)	318	if (display)
282	{	319	{
283	#if USE_XIM	320	#if USE_XIM
284	im_ev.stop (display);	321	im_ev.stop (display);
285	#endif	322	#endif
286	#if HAVE_SCROLLBARS
287	scrollbar_ev.stop (display);	323	scrollbar_ev.stop (display);
288	#endif	324	#if ENABLE_TRANSPARENCY || ENABLE_PERL
289	#if MENUBAR
290	menubar_ev.stop (display);
291	#endif
292	#if TRANSPARENT
293	rootwin_ev.stop (display);	325	rootwin_ev.stop (display);
294	#endif	326	#endif
295	incr_ev.stop ();	327	incr_ev.stop ();
296	termwin_ev.stop (display);	328	termwin_ev.stop (display);
297	vt_ev.stop (display);	329	vt_ev.stop (display);
298	}	330	}
299		331
300	check_ev.stop ();	332	flush_ev.stop ();
301	pty_ev.stop ();	333	pty_ev.stop ();
302	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
303	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
304	#endif	336	#endif
305	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
…		…
313	#endif	345	#endif
314	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
315	pointer_ev.stop ();	347	pointer_ev.stop ();
316	#endif	348	#endif
317		349
318	destroy_ev.start (0);	350	destroy_ev.start ();
319	}	351	}
320		352
321	void	353	void
322	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
323	{	355	{
324	SET_R (this);	356	make_current ();
325		357
326	delete this;	358	delete this;
327	}
328
329	/*----------------------------------------------------------------------*/
330	/* rxvt_init () */
331	bool
332	rxvt_term::init (int argc, const char *const *argv)
333	{
334	SET_R (this);
335
336	if (!init_vars ())
337	return false;
338
339	init_secondary ();
340
341	const char **cmd_argv = init_resources (argc, argv);
342
343	set_locale ("");
344
345	#if MENUBAR_MAX
346	menubar_read (rs[Rs_menu]);
347	#endif
348	#ifdef HAVE_SCROLLBARS
349	if (options & Opt_scrollBar)
350	scrollBar.setIdle (); /* set existence for size calculations */
351	#endif
352
353	create_windows (argc, argv);
354
355	init_xlocale ();
356
357	scr_reset (); /* initialize screen */
358
359	#if 0
360	XSynchronize (display->display, True);
361	#endif
362
363	#ifdef HAVE_SCROLLBARS
364	if (options & Opt_scrollBar)
365	resize_scrollbar (); /* create and map scrollbar */
366	#endif
367	#if (MENUBAR_MAX)
368	if (menubar_visible ())
369	XMapWindow (display->display, menuBar.win);
370	#endif
371	#ifdef TRANSPARENT
372	if (options & Opt_transparent)
373	{
374	XSelectInput (display->display, display->root, PropertyChangeMask);
375	check_our_parents ();
376	rootwin_ev.start (display, display->root);
377	}
378	#endif
379
380	XMapWindow (display->display, TermWin.vt);
381	XMapWindow (display->display, TermWin.parent[0]);
382
383	set_colorfgbg ();
384
385	init_command (cmd_argv);
386
387	pty_ev.start (pty.pty, EVENT_READ);
388
389	check_ev.start ();
390
391	return true;
392	}
393
394	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
395
396	void
397	rxvt_init ()
398	{
399	/*
400	* Save and then give up any super-user privileges
401	* If we need privileges in any area then we must specifically request it.
402	* We should only need to be root in these cases:
403	* 1. write utmp entries on some systems
404	* 2. chown tty on some systems
405	*/
406	rxvt_privileges (SAVE);
407	rxvt_privileges (IGNORE);
408
409	signal (SIGHUP, SIG_IGN);
410	signal (SIGPIPE, SIG_IGN);
411
412	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
413	/* signal (SIGURG, SIG_DFL); */
414
415	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
416	// TODO: handle this with exceptions and tolerate the memory loss
417	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
418	}
419
420	/* ------------------------------------------------------------------------- *
421	* SIGNAL HANDLING & EXIT HANDLER *
422	* ------------------------------------------------------------------------- */
423	/*
424	* Catch a SIGCHLD signal and exit if the direct child has died
425	*/
426
427	void
428	rxvt_term::sig_chld (sig_watcher &w)
429	{
430	// we are being called for every SIGCHLD, not just ours
431	int pid;
432
433	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
434	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
435	if (pid == (*t)->cmd_pid)
436	{
437	(*t)->destroy ();
438	break;
439	}
440	}	359	}
441		360
442	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
443	/*	362	/*
444	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
445	* TODO: if debugging, this should free up any known resources if we can	364	* TODO: if debugging, this should free up any known resources if we can
446	*/	365	*/
447	void	366	static XErrorHandler old_xerror_handler;
448	rxvt_destroy_all ()	367
		368	static void
		369	rxvt_emergency_cleanup ()
449	{	370	{
450	// TODO: rxvtd should clean up all ressources
451	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
452	(*t)->destroy ();	372	(*t)->emergency_cleanup ();
453	}	373	}
454		374
455	/*	375	#if !ENABLE_MINIMAL
456	* Catch a fatal signal and tidy up before quitting	376	static void
457	*/	377	print_x_error (Display *dpy, XErrorEvent *event)
458	void
459	rxvt_term::sig_term (sig_watcher &w)
460	{	378	{
461	#ifdef DEBUG_CMD	379	char buffer[BUFSIZ];
462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	380	char mesg[BUFSIZ];
463	#endif	381	char number[32];
464	rxvt_destroy_all ();	382	char *mtype = "XlibMessage";
465	signal (w.signum, SIG_DFL);	383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
466	kill (getpid (), w.signum);	384	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		385	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		386	rxvt_warn ("%s: %s\n", mesg, buffer);
		387	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		389	sprintf(number, "%d", event->request_code);
		390	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		391	rxvt_warn ("(which is %s)\n", buffer);
		392	if (event->request_code >= 128) {
		393	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		394	mesg, BUFSIZ);
		395	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		396	}
		397	if ((event->error_code == BadWindow) ||
		398	(event->error_code == BadPixmap) ||
		399	(event->error_code == BadCursor) ||
		400	(event->error_code == BadFont) ||
		401	(event->error_code == BadDrawable) ||
		402	(event->error_code == BadColor) ||
		403	(event->error_code == BadGC) ||
		404	(event->error_code == BadIDChoice) ||
		405	(event->error_code == BadValue) ||
		406	(event->error_code == BadAtom)) {
		407	if (event->error_code == BadValue)
		408	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		409	mesg, BUFSIZ);
		410	else if (event->error_code == BadAtom)
		411	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		412	mesg, BUFSIZ);
		413	else
		414	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		417	}
		418	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
467	}	421	}
		422	#endif
468		423
469	/* INTPROTO */
470	int	424	int
471	rxvt_xerror_handler (Display *display, XErrorEvent *event)	425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
472	{	426	{
473	if (GET_R->allowedxerror == -1)	427	if (GET_R->allowedxerror == -1)
474	GET_R->allowedxerror = event->error_code;	428	GET_R->allowedxerror = event->error_code;
475	else	429	else
476	{	430	{
		431	// GET_R is most likely not the terminal which caused the error,
		432	// so just output the error and continue
		433	#if ENABLE_MINIMAL
477	old_xerror_handler (display, event);	434	old_xerror_handler (display, event);
478	GET_R->destroy ();	435	#else
		436	print_x_error (display, event);
		437	#endif
479	}	438	}
480		439
481	return 0;	440	return 0;
482	}	441	}
483		442
484	/* ------------------------------------------------------------------------- *	443	int
485	* MEMORY ALLOCATION WRAPPERS *	444	rxvt_xioerror_handler (Display *display)
486	* ------------------------------------------------------------------------- */	445	{
		446	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		447	DisplayString (display));
		448	rxvt_emergency_cleanup ();
		449	_exit (EXIT_FAILURE);
		450	}
		451
		452	static struct sig_handlers
		453	{
		454	ev::sig sw_term, sw_int;
		455
		456	/*
		457	* Catch a fatal signal and tidy up before quitting
		458	*/
		459	void sig_term (ev::sig &w, int revents);
		460
		461	sig_handlers ()
		462	{
		463	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		464	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		465	}
		466	} sig_handlers;
		467
487	void *	468	void
488	rxvt_malloc (size_t size)	469	sig_handlers::sig_term (ev::sig &w, int revents)
489	{	470	{
490	void *p = malloc (size);	471	rxvt_emergency_cleanup ();
491		472	w.stop ();
492	if (!p)	473	kill (getpid (), w.signum);
493	rxvt_fatal ("memory allocation failure. aborting.\n");
494
495	return p;
496	}	474	}
497		475
498	/* INTPROTO */	476	char **rxvt_environ; // startup environment
499	void *
500	rxvt_calloc (size_t number, size_t size)
501	{
502	void *p = calloc (number, size);
503		477
504	if (!p)
505	rxvt_fatal ("memory allocation failure. aborting.\n");
506
507	return p;
508	}
509
510	/* INTPROTO */
511	void *
512	rxvt_realloc (void *ptr, size_t size)
513	{
514	void *p = realloc (ptr, size);
515
516	if (!p)
517	rxvt_fatal ("memory allocation failure. aborting.\n");
518
519	return p;
520	}
521
522	/* ------------------------------------------------------------------------- *
523	* PRIVILEGED OPERATIONS *
524	* ------------------------------------------------------------------------- */
525	/* take care of suid/sgid super-user (root) privileges */
526	void	478	void
527	rxvt_privileges (rxvt_privaction action)	479	rxvt_init ()
528	{	480	{
529	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	481	ptytty::init ();
530	static uid_t euid;
531	static gid_t egid;
532	#endif
533		482
534	#if ! defined(__CYGWIN32__)	483	if (!ev_default_loop (0))
535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	484	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
536	/* setreuid () is the poor man's setuid (), seteuid () */
537	# define seteuid(a) setreuid(-1, (a))
538	# define setegid(a) setregid(-1, (a))
539	# define HAVE_SETEUID
540	# endif
541	# ifdef HAVE_SETEUID
542	switch (action)
543	{
544	case IGNORE:
545	/*
546	* change effective uid/gid - not real uid/gid - so we can switch
547	* back to root later, as required
548	*/
549	seteuid (getuid ());
550	setegid (getgid ());
551	break;
552	case SAVE:
553	euid = geteuid ();
554	egid = getegid ();
555	break;
556	case RESTORE:
557	seteuid (euid);
558	setegid (egid);
559	break;
560	}
561	# else
562	switch (action)
563	{
564	case IGNORE:
565	setuid (getuid ());
566	setgid (getgid ());
567	/* FALLTHROUGH */
568	case SAVE:
569	/* FALLTHROUGH */
570	case RESTORE:
571	break;
572	}
573	# endif
574	#endif
575	}
576		485
577	#ifdef UTMP_SUPPORT	486	rxvt_environ = environ;
578	void
579	rxvt_term::privileged_utmp (rxvt_privaction action)
580	{
581	if ((options & Opt_utmpInhibit)
582	|| !pty.name || !*pty.name)
583	return;
584		487
585	rxvt_privileges (RESTORE);	488	signal (SIGHUP, SIG_IGN);
		489	signal (SIGPIPE, SIG_IGN);
586		490
587	if (action == SAVE)	491	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
588	makeutent (pty.name, rs[Rs_display_name]);	492	sig_handlers.sw_int.start (SIGINT); ev_unref ();
589	else
590	cleanutent ();
591		493
592	rxvt_privileges (IGNORE);	494	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		495	/* signal (SIGURG, SIG_DFL); */
		496
		497	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		498	// TODO: handle this with exceptions and tolerate the memory loss
		499	XSetIOErrorHandler (rxvt_xioerror_handler);
		500
		501	XrmInitialize ();
593	}	502	}
594	#endif
595		503
596	/*----------------------------------------------------------------------*/	504	/*----------------------------------------------------------------------*/
597	/*	505	/*
598	* window size/position calculcations for XSizeHint and other storage.	506	* window size/position calculations for XSizeHint and other storage.
599	* if width/height are non-zero then override calculated width/height	507	* if width/height are non-zero then override calculated width/height
600	*/	508	*/
601	void	509	void
602	rxvt_term::window_calc (unsigned int width, unsigned int height)	510	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
603	{	511	{
604	short recalc_x, recalc_y;	512	short recalc_x, recalc_y;
605	int x, y, sb_w, mb_h, flags;	513	int x, y, flags;
606	unsigned int w, h;	514	unsigned int w, h;
607	unsigned int max_width, max_height;	515	unsigned int max_width, max_height;
608		516
609	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
610	TermWin.ncol, TermWin.nrow, szHint.width,
611	szHint.height));
612	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	517	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
613	szHint.win_gravity = NorthWestGravity;	518	szHint.win_gravity = NorthWestGravity;
614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	519	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
615		520
616	recalc_x = recalc_y = 0;	521	recalc_x = recalc_y = 0;
617	flags = 0;	522	flags = 0;
		523
618	if (!parsed_geometry)	524	if (!parsed_geometry)
619	{	525	{
620	parsed_geometry = 1;	526	parsed_geometry = 1;
		527
621	if (rs[Rs_geometry])	528	if (rs[Rs_geometry])
622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	529	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		530
623	if (flags & WidthValue)	531	if (flags & WidthValue)
624	{	532	{
625	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	533	if (!w)
		534	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		535
		536	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
626	szHint.flags |= USSize;	537	szHint.flags |= USSize;
627	}	538	}
		539
628	if (flags & HeightValue)	540	if (flags & HeightValue)
629	{	541	{
630	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	542	if (!h)
		543	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		544
		545	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
631	szHint.flags |= USSize;	546	szHint.flags |= USSize;
632	}	547	}
		548
633	if (flags & XValue)	549	if (flags & XValue)
634	{	550	{
635	szHint.x = x;	551	szHint.x = x;
636	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
637	if (flags & XNegative)	554	if (flags & XNegative)
638	{	555	{
639	recalc_x = 1;	556	recalc_x = 1;
640	szHint.win_gravity = NorthEastGravity;	557	szHint.win_gravity = NorthEastGravity;
641	}	558	}
642	}	559	}
		560
643	if (flags & YValue)	561	if (flags & YValue)
644	{	562	{
645	szHint.y = y;	563	szHint.y = y;
646	szHint.flags |= USPosition;	564	szHint.flags |= USPosition;
		565
647	if (flags & YNegative)	566	if (flags & YNegative)
648	{	567	{
649	recalc_y = 1;	568	recalc_y = 1;
		569
650	if (szHint.win_gravity == NorthEastGravity)	570	if (szHint.win_gravity == NorthEastGravity)
651	szHint.win_gravity = SouthEastGravity;	571	szHint.win_gravity = SouthEastGravity;
652	else	572	else
653	szHint.win_gravity = SouthWestGravity;	573	szHint.win_gravity = SouthWestGravity;
654	}	574	}
655	}	575	}
656	}	576	}
657		577
658	/* TODO: BOUNDS */	578	/* TODO: BOUNDS */
659	TermWin.width = TermWin.ncol * TermWin.fwidth;	579	width = ncol * fwidth;
660	TermWin.height = TermWin.nrow * TermWin.fheight;	580	height = nrow * fheight;
661	max_width = MAX_COLS * TermWin.fwidth;	581	max_width = MAX_COLS * fwidth;
662	max_height = MAX_ROWS * TermWin.fheight;	582	max_height = MAX_ROWS * fheight;
663		583
664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	584	szHint.base_width = szHint.base_height = 2 * int_bwidth;
665		585
666	sb_w = mb_h = 0;
667	window_vt_x = window_vt_y = TermWin.int_bwidth;	586	window_vt_x = window_vt_y = int_bwidth;
668		587
669	if (scrollbar_visible ())	588	if (scrollBar.state)
670	{	589	{
671	sb_w = scrollbar_TotalWidth ();	590	int sb_w = scrollBar.total_width ();
672	szHint.base_width += sb_w;	591	szHint.base_width += sb_w;
		592
673	if (!(options & Opt_scrollBar_right))	593	if (!option (Opt_scrollBar_right))
674	window_vt_x += sb_w;	594	window_vt_x += sb_w;
675	}	595	}
676		596
677	if (menubar_visible ())
678	{
679	mb_h = menuBar_TotalHeight ();
680	szHint.base_height += mb_h;
681	window_vt_y += mb_h;
682	}
683
684	szHint.width_inc = TermWin.fwidth;	597	szHint.width_inc = fwidth;
685	szHint.height_inc = TermWin.fheight;	598	szHint.height_inc = fheight;
686	szHint.min_width = szHint.base_width + szHint.width_inc;	599	szHint.min_width = szHint.base_width + szHint.width_inc;
687	szHint.min_height = szHint.base_height + szHint.height_inc;	600	szHint.min_height = szHint.base_height + szHint.height_inc;
688		601
689	if (width && width - szHint.base_width < max_width)	602	if (newwidth && newwidth - szHint.base_width < max_width)
690	{	603	{
691	szHint.width = width;	604	szHint.width = newwidth;
692	TermWin.width = width - szHint.base_width;	605	width = newwidth - szHint.base_width;
693	}	606	}
694	else	607	else
695	{	608	{
696	MIN_IT (TermWin.width, max_width);	609	min_it (width, max_width);
697	szHint.width = szHint.base_width + TermWin.width;	610	szHint.width = szHint.base_width + width;
698	}	611	}
699		612
700	if (height && height - szHint.base_height < max_height)	613	if (newheight && newheight - szHint.base_height < max_height)
701	{	614	{
702	szHint.height = height;	615	szHint.height = newheight;
703	TermWin.height = height - szHint.base_height;	616	height = newheight - szHint.base_height;
704	}	617	}
705	else	618	else
706	{	619	{
707	MIN_IT (TermWin.height, max_height);	620	min_it (height, max_height);
708	szHint.height = szHint.base_height + TermWin.height;	621	szHint.height = szHint.base_height + height;
709	}	622	}
710
711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
712	window_sb_x = szHint.width - sb_w;
713		623
714	if (recalc_x)	624	if (recalc_x)
715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	625	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
716	- szHint.width - 2 * TermWin.ext_bwidth);	626
717	if (recalc_y)	627	if (recalc_y)
718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	628	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
719	- szHint.height - 2 * TermWin.ext_bwidth);
720		629
721	TermWin.ncol = TermWin.width / TermWin.fwidth;	630	ncol = width / fwidth;
722	TermWin.nrow = TermWin.height / TermWin.fheight;	631	nrow = height / fheight;
723	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
724	TermWin.ncol, TermWin.nrow, szHint.width,
725	szHint.height));
726	return;
727	}	632	}
728		633
729	/*----------------------------------------------------------------------*/	634	/*----------------------------------------------------------------------*/
730	/*	635	/*
731	* Tell the teletype handler what size the window is.	636	* Tell the teletype handler what size the window is.
732	* Called after a window size change.	637	* Called after a window size change.
733	*/	638	*/
734	void	639	void
735	rxvt_term::tt_winch ()	640	rxvt_term::tt_winch ()
736	{	641	{
737	if (pty.pty < 0)	642	if (pty->pty < 0)
738	return;	643	return;
739		644
740	struct winsize ws;	645	struct winsize ws;
741		646
742	ws.ws_col = TermWin.ncol;	647	ws.ws_col = ncol;
743	ws.ws_row = TermWin.nrow;	648	ws.ws_row = nrow;
744	ws.ws_xpixel = TermWin.width;	649	ws.ws_xpixel = width;
745	ws.ws_ypixel = TermWin.height;	650	ws.ws_ypixel = height;
746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	651	ioctl (pty->pty, TIOCSWINSZ, &ws);
747		652
748	#if 0	653	#if 0
749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	654	// TIOCSWINSZ is supposed to do this automatically and correctly
750	if (cmd_pid) /* force through to the command */	655	if (cmd_pid) /* force through to the command */
751	kill (cmd_pid, SIGWINCH);	656	kill (-cmd_pid, SIGWINCH);
752	#endif	657	#endif
753	}	658	}
754		659
755	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
756	/* set_fonts () - load and set the various fonts	661	/* set_fonts () - load and set the various fonts
757	/*	662	*
758	* init = 1 - initialize	663	* init = 1 - initialize
759	*	664	*
760	* fontname == FONT_UP - switch to bigger font	665	* fontname == FONT_UP - switch to bigger font
761	* fontname == FONT_DN - switch to smaller font	666	* fontname == FONT_DN - switch to smaller font
762	*/	667	*/
…		…
774	return false;	679	return false;
775	}	680	}
776		681
777	#if ENABLE_STYLES	682	#if ENABLE_STYLES
778	for (int i = RS_styleCount; --i; )	683	for (int i = RS_styleCount; --i; )
779	if (TermWin.fontset[i] != TermWin.fontset[0])	684	if (fontset[i] != fontset[0])
780	delete TermWin.fontset[i];	685	delete fontset[i];
781	#endif	686	#endif
782		687
783	delete TermWin.fontset[0];	688	delete fontset[0];
784	TermWin.fontset[0] = fs;	689	fontset[0] = fs;
785		690
786	prop = (*fs)[1]->properties ();	691	prop = (*fs)[1]->properties ();
		692	prop.height += lineSpace;
		693
787	fs->set_prop (prop);	694	fs->set_prop (prop, false);
788		695
789	TermWin.fwidth = prop.width;	696	fwidth = prop.width;
790	TermWin.fheight = prop.height;	697	fheight = prop.height;
791	TermWin.fweight = prop.weight;	698	fbase = prop.ascent;
792	TermWin.fslant = prop.slant;
793	TermWin.fbase = (*fs)[1]->ascent;
794		699
795	for (int style = 1; style < 4; style++)	700	for (int style = 1; style < 4; style++)
796	{	701	{
797	#if ENABLE_STYLES	702	#if ENABLE_STYLES
798	const char *res = rs[Rs_font + style];	703	const char *res = rs[Rs_font + style];
799		704
800	if (res && !*res)	705	if (res && !*res)
801	TermWin.fontset[style] = TermWin.fontset[0];	706	fontset[style] = fontset[0];
802	else	707	else
803	{	708	{
804	TermWin.fontset[style] = fs = new rxvt_fontset (this);	709	fontset[style] = fs = new rxvt_fontset (this);
805	rxvt_fontprop prop2 = prop;	710	rxvt_fontprop prop2 = prop;
806		711
807	if (res)	712	if (res)
808	prop2.weight = prop2.slant = rxvt_fontprop::unset;	713	{
		714	fs->populate (res);
		715	fs->set_prop (prop2, false);
		716	}
809	else	717	else
810	{	718	{
811	res = TermWin.fontset[0]->fontdesc;	719	fs->populate (fontset[0]->fontdesc);
812		720
813	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	721	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
814	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	722	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		723
		724	fs->set_prop (prop2, true);
815	}	725	}
816		726
817	fs->populate (res);
818	fs->set_prop (prop2);
819	}	727	}
820	#else	728	#else
821	TermWin.fontset[style] = TermWin.fontset[0];	729	fontset[style] = fontset[0];
822	#endif	730	#endif
823	}	731	}
824		732
825	if (TermWin.parent[0])	733	if (parent[0])
826	{	734	{
827	resize_all_windows (0, 0, 0);	735	resize_all_windows (0, 0, 0);
828	scr_remap_chars ();	736	scr_remap_chars ();
829	scr_touch (true);	737	scr_touch (true);
830	}	738	}
831		739
832	return true;	740	return true;
833	}	741	}
834		742
		743	void
835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	744	rxvt_term::set_string_property (Atom prop, const char *str, int len)
836	{	745	{
837	// TODO: SMART_WINDOW_TITLE
838	XChangeProperty (display->display, TermWin.parent[0],	746	XChangeProperty (dpy, parent[0],
839	prop, XA_STRING, 8, PropModeReplace,	747	prop, XA_STRING, 8, PropModeReplace,
840	(const unsigned char *)str, len >= 0 ? len : strlen (str));	748	(const unsigned char *)str, len >= 0 ? len : strlen (str));
841	}	749	}
842		750
		751	void
843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	752	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
844	{	753	{
845	// TODO: SMART_WINDOW_TITLE
846	wchar_t *ws = rxvt_mbstowcs (str, len);	754	wchar_t *ws = rxvt_mbstowcs (str, len);
847	char *s = rxvt_wcstoutf8 (ws);	755	char *s = rxvt_wcstoutf8 (ws);
848		756
849	XChangeProperty (display->display, TermWin.parent[0],	757	XChangeProperty (dpy, parent[0],
850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	758	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851	(const unsigned char *)s, strlen (s));	759	(const unsigned char *)s, strlen (s));
852		760
853	free (s);	761	free (s);
854	free (ws);	762	free (ws);
…		…
859	/* xterm sequences - title, iconName, color (exptl) */	767	/* xterm sequences - title, iconName, color (exptl) */
860	void	768	void
861	rxvt_term::set_title (const char *str)	769	rxvt_term::set_title (const char *str)
862	{	770	{
863	set_string_property (XA_WM_NAME, str);	771	set_string_property (XA_WM_NAME, str);
864	#if ENABLE_FRILLS	772	#if ENABLE_EWMH
865	set_utf8_property (display->atom ("_NET_WM_NAME"), str);	773	set_utf8_property (xa[XA_NET_WM_NAME], str);
866	#endif	774	#endif
867	}	775	}
868		776
869	void	777	void
870	rxvt_term::set_icon_name (const char *str)	778	rxvt_term::set_icon_name (const char *str)
871	{	779	{
872	set_string_property (XA_WM_ICON_NAME, str);	780	set_string_property (XA_WM_ICON_NAME, str);
873	#if ENABLE_FRILLS	781	#if ENABLE_EWMH
874	set_utf8_property (display->atom ("_NET_WM_ICON_NAME"), str);	782	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
875	#endif	783	#endif
876	}	784	}
877		785
		786	void
		787	rxvt_term::set_window_color (int idx, const char *color)
		788	{
878	#ifdef XTERM_COLOR_CHANGE	789	#ifdef XTERM_COLOR_CHANGE
879	void
880	rxvt_term::set_window_color (int idx, const char *color)
881	{
882	rxvt_color xcol;	790	rxvt_color xcol;
883	int i;
884		791
885	if (color == NULL || *color == '\0')	792	if (color == NULL || *color == '\0')
886	return;	793	return;
887		794
		795	color = strdup (color);
		796	allocated.push_back ((void *)color);
		797	rs[Rs_color + idx] = color;
		798
888	/* handle color aliases */	799	/* handle color aliases */
889	if (isdigit (*color))	800	if (isdigit (*color))
890	{	801	{
891	i = atoi (color);	802	int i = atoi (color);
		803
892	if (i >= 8 && i <= 15)	804	if (i >= 8 && i <= 15)
		805	{
893	{ /* bright colors */	806	/* bright colors */
894	i -= 8;
895	# ifndef NO_BRIGHTCOLOR
896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	807	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
897	SET_PIXCOLOR (idx);
898	goto Done;	808	goto done;
899	# endif
900
901	}	809	}
		810
902	if (i >= 0 && i <= 7)	811	if (i >= 0 && i <= 7)
		812	{
903	{ /* normal colors */	813	/* normal colors */
904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	814	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
905	SET_PIXCOLOR (idx);
906	goto Done;	815	goto done;
907	}	816	}
908	}	817	}
909		818
910	if (!rXParseAllocColor (& xcol, color))	819	set_color (xcol, color);
911	return;
912
913	/* XStoreColor (display->display, display->cmap, XColor*); */
914		820
915	/*	821	/*
916	* FIXME: should free colors here, but no idea how to do it so instead,	822	* FIXME: should free colors here, but no idea how to do it so instead,
917	* so just keep gobbling up the colormap	823	* so just keep gobbling up the colormap
918	*/	824	*/
919	# if 0
920	for (i = Color_Black; i <= Color_White; i++)
921	if (pix_colors[idx] == pix_colors[i])
922	break;
923	if (i > Color_White)
924	{
925	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
926	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
927	DisplayPlanes (display->display, display->screen));
928	}
929	# endif
930		825
931	pix_colors_focused[idx] = xcol;	826	pix_colors_focused[idx] = xcol;
932	SET_PIXCOLOR (idx);
933		827
934	/* XSetWindowAttributes attr; */
935	/* Cursor cursor; */
936	Done:	828	done:
937	#ifdef OFF_FOCUS_FADING
938	if (rs[Rs_fade])
939	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
940	#endif
941
942	/*TODO: handle Color_BD, scrollbar background, etc. */	829	/*TODO: handle Color_BD, scrollbar background, etc. */
943		830
		831	update_fade_color (idx);
944	recolour_cursor ();	832	recolour_cursor ();
945	scr_recolour ();	833	scr_recolour ();
		834	#endif /* XTERM_COLOR_CHANGE */
946	}	835	}
947
948	#else
949	# define set_window_color (idx,color) ((void)0)
950	#endif /* XTERM_COLOR_CHANGE */
951		836
952	void	837	void
953	rxvt_term::recolour_cursor ()	838	rxvt_term::recolour_cursor ()
954	{	839	{
955	XColor xcol[2];	840	XColor fg, bg;
956		841
957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	842	(ISSET_PIXCOLOR (Color_pointer_fg)
958	? pix_colors_focused[Color_pointer_fg]	843	? pix_colors_focused[Color_pointer_fg]
959	: pix_colors_focused[Color_fg];	844	: pix_colors_focused[Color_fg]).get (fg);
		845
960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	846	(ISSET_PIXCOLOR (Color_pointer_bg)
961	? pix_colors_focused[Color_pointer_bg]	847	? pix_colors_focused[Color_pointer_bg]
962	: pix_colors_focused[Color_bg];	848	: pix_colors_focused[Color_bg]).get (bg);
963		849
964	XQueryColors (display->display, display->cmap, xcol, 2);	850	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
966	}	851	}
967		852
968	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
969	/*	854	/*
970	* find if fg/bg matches any of the normal (low-intensity) colors	855	* find if fg/bg matches any of the normal (low-intensity) colors
971	*/	856	*/
972	void	857	void
973	rxvt_term::set_colorfgbg ()	858	rxvt_term::set_colorfgbg ()
974	{	859	{
975	unsigned int i;	860	unsigned int i;
976	const char *xpmb = "\0";	861	const char *xpmb = "";
977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
978		863
979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
980	strcpy (fstr, "default");	864	strcpy (fstr, "default");
981	strcpy (bstr, "default");	865	strcpy (bstr, "default");
982	for (i = Color_Black; i <= Color_White; i++)	866	for (i = Color_Black; i <= Color_White; i++)
983	if (pix_colors[Color_fg] == pix_colors[i])	867	if (pix_colors[Color_fg] == pix_colors[i])
984	{	868	{
…		…
988		872
989	for (i = Color_Black; i <= Color_White; i++)	873	for (i = Color_Black; i <= Color_White; i++)
990	if (pix_colors[Color_bg] == pix_colors[i])	874	if (pix_colors[Color_bg] == pix_colors[i])
991	{	875	{
992	sprintf (bstr, "%d", (i - Color_Black));	876	sprintf (bstr, "%d", (i - Color_Black));
993	#ifdef XPM_BACKGROUND	877	#ifdef BG_IMAGE_FROM_FILE
994	xpmb = "default;";	878	xpmb = "default;";
995	#endif	879	#endif
996	break;	880	break;
997	}	881	}
998		882
999	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	883	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1000	}	884	}
1001		885
1002	/*----------------------------------------------------------------------*/	886	/*----------------------------------------------------------------------*/
1003	/*
1004	* Colour determination for low colour displays, routine from
1005	* Hans de Goede <hans@highrise.nl>
1006	*/
1007		887
1008	int	888	bool
1009	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	889	rxvt_term::set_color (rxvt_color &color, const char *name)
1010	{	890	{
1011	if (!screen_in_out->set (display, colour))	891	if (color.set (this, name))
1012	{
1013	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1014	return false;
1015	}
1016
1017	return true;	892	return true;
		893
		894	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		895	return false;
		896	}
		897
		898	void
		899	rxvt_term::alias_color (int dst, int src)
		900	{
		901	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1018	}	902	}
1019		903
1020	/* -------------------------------------------------------------------- *	904	/* -------------------------------------------------------------------- *
1021	* - WINDOW RESIZING - *	905	* - WINDOW RESIZING - *
1022	* -------------------------------------------------------------------- */	906	* -------------------------------------------------------------------- */
1023	void	907	void
1024	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	908	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1025	{	909	{
1026	int fix_screen;	910	int fix_screen;
		911	int old_width = szHint.width;
		912	int old_height = szHint.height;
1027		913
1028	#ifdef SMART_RESIZE
1029	int old_width = szHint.width, old_height = szHint.height;
1030	#endif
1031
1032	window_calc (width, height);	914	window_calc (newwidth, newheight);
		915
		916	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		917
		918	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		919	if (set_hint)
		920	{
		921	szHint.flags &= ~(PBaseSize | PResizeInc);
1033	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	922	XSetWMNormalHints (dpy, parent[0], &szHint);
		923	szHint.flags |= PBaseSize | PResizeInc;
		924	}
1034		925
1035	if (!ignoreparent)	926	if (!ignoreparent)
1036	{	927	{
1037	#ifdef SMART_RESIZE	928	#ifdef SMART_RESIZE
1038	/*	929	/*
…		…
1042	int x, y, x1, y1;	933	int x, y, x1, y1;
1043	int dx, dy;	934	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	935	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	936	Window unused_cr;
1046		937
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	938	XTranslateCoordinates (dpy, parent[0], display->root,
1048	0, 0, &x, &y, &unused_cr);	939	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	940	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	941	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	942	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	943	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	944	* our position for handles and decorations. Counter it
1054	*/	945	*/
…		…
1056	{	947	{
1057	x -= x1;	948	x -= x1;
1058	y -= y1;	949	y -= y1;
1059	}	950	}
1060		951
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	952	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	953	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	954	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	955	dy = old_height - szHint.height;
1065		956
1066	/* Check position of the center of the window */	957	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	958	if (x < x1) /* left half */
1068	dx = 0;	959	dx = 0;
…		…
1071	if (y < y1) /* top half */	962	if (y < y1) /* top half */
1072	dy = 0;	963	dy = 0;
1073	else if (y == y1) /* exact center */	964	else if (y == y1) /* exact center */
1074	dy /= 2;	965	dy /= 2;
1075		966
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	967	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1077	szHint.width, szHint.height);	968	szHint.width, szHint.height);
1078	#else	969	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	970	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1080	#endif	971	#endif
1081	}	972	}
1082		973
		974	if (set_hint)
		975	XSetWMNormalHints (dpy, parent[0], &szHint);
		976
1083	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	977	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1084		978
1085	if (fix_screen || width != old_width || height != old_height)	979	if (fix_screen || newwidth != old_width || newheight != old_height)
1086	{	980	{
1087	if (scrollbar_visible ())	981	if (scrollBar.state)
1088	{	982	scrollBar.resize ();
1089	XMoveResizeWindow (display->display, scrollBar.win,
1090	window_sb_x, 0,
1091	scrollbar_TotalWidth (), szHint.height);
1092	resize_scrollbar ();
1093	}
1094		983
1095	if (menubar_visible ())
1096	XMoveResizeWindow (display->display, menuBar.win,
1097	window_vt_x, 0,
1098	TermWin_TotalWidth (), menuBar_TotalHeight ());
1099
1100	XMoveResizeWindow (display->display, TermWin.vt,	984	XMoveResizeWindow (dpy, vt,
1101	window_vt_x, window_vt_y,	985	window_vt_x, window_vt_y,
1102	TermWin_TotalWidth (), TermWin_TotalHeight ());	986	width, height);
1103	scr_clear ();	987
1104	#ifdef XPM_BACKGROUND	988	#ifdef HAVE_BG_PIXMAP
1105	resize_pixmap ();	989	if (bgPixmap.window_size_sensitive ())
		990	update_background ();
1106	#endif	991	#endif
1107	}	992	}
1108		993
1109	if (fix_screen || old_height == 0)	994	if (fix_screen || old_height == 0)
1110	{
1111	int curr_screen = -1;
1112	int old_ncol = prev_ncol;
1113
1114	/* scr_reset only works on the primary screen */
1115	if (old_height) /* this is not the first time through */
1116	{
1117	unsigned int ncol = TermWin.ncol;
1118	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1119	curr_screen = scr_change_screen (PRIMARY);
1120	TermWin.ncol = ncol;
1121	}
1122
1123	scr_reset ();	995	scr_reset ();
1124		996
1125	if (curr_screen >= 0) /* this is not the first time through */	997	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1126	{	998	//scr_touch (false);
1127	scr_change_screen (curr_screen);
1128	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1129	}
1130	}
1131		999
1132	old_width = szHint.width;	1000	#ifdef HAVE_BG_PIXMAP
1133	old_height = szHint.height;	1001	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1002	// if (bgPixmap.pixmap)
		1003	// scr_touch (false);
		1004	#endif
1134		1005
1135	#ifdef USE_XIM	1006	#ifdef USE_XIM
1136	IMSetStatusPosition ();	1007	IMSetPosition ();
1137	#endif	1008	#endif
1138	}	1009	}
1139		1010
1140	/*	1011	/*
1141	* Set the width/height of the vt window in characters. Units are pixels.	1012	* Set the width/height of the vt window in characters. Units are pixels.
1142	* good for toggling 80/132 columns	1013	* good for toggling 80/132 columns
1143	*/	1014	*/
1144	void	1015	void
1145	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1016	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1146	{	1017	{
1147	XWindowAttributes wattr;	1018	XWindowAttributes wattr;
1148		1019
1149	if (width == 0 || height == 0)	1020	if (newwidth == 0 || newheight == 0)
1150	{	1021	{
1151	XGetWindowAttributes (display->display, display->root, &wattr);	1022	XGetWindowAttributes (dpy, display->root, &wattr);
		1023
1152	if (width == 0)	1024	if (newwidth == 0)
1153	width = wattr.width - szHint.base_width;	1025	newwidth = wattr.width - szHint.base_width;
1154	if (height == 0)	1026	if (newheight == 0)
1155	height = wattr.height - szHint.base_height;	1027	newheight = wattr.height - szHint.base_height;
1156	}
1157
1158	if (width != TermWin.width || height != TermWin.height)
1159	{	1028	}
		1029
		1030	if (newwidth != width || newheight != height)
		1031	{
1160	width += szHint.base_width;	1032	newwidth += szHint.base_width;
1161	height += szHint.base_height;	1033	newheight += szHint.base_height;
1162	resize_all_windows (width, height, 0);	1034	resize_all_windows (newwidth, newheight, 0);
1163	}	1035	}
1164	}	1036	}
1165		1037
1166	/* -------------------------------------------------------------------- *	1038	/* -------------------------------------------------------------------- *
1167	* - X INPUT METHOD ROUTINES - *	1039	* - X INPUT METHOD ROUTINES - *
…		…
1169	#ifdef USE_XIM	1041	#ifdef USE_XIM
1170		1042
1171	void	1043	void
1172	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1044	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1173	{	1045	{
1174	fg = pix_colors[Color_fg];	1046	fg = pix_colors [Color_fg];
1175	bg = pix_colors[Color_bg];	1047	bg = pix_colors [Color_bg];
1176	}	1048	}
1177		1049
1178	void	1050	void
1179	rxvt_term::im_set_size (XRectangle &size)	1051	rxvt_term::im_set_size (XRectangle &size)
1180	{	1052	{
1181	// the int_bwidth terms make no sense to me	1053	// the int_bwidth terms make no sense to me
1182	size.x = TermWin.int_bwidth;	1054	size.x = int_bwidth;
1183	size.y = TermWin.int_bwidth;	1055	size.y = int_bwidth;
1184	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1056	size.width = Width2Pixel (ncol) + int_bwidth;
1185	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1057	size.height = Height2Pixel (nrow) + int_bwidth;
1186	}	1058	}
1187		1059
1188	void	1060	void
1189	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1061	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1190	XRectangle &status_rect,	1062	XRectangle &status_rect,
1191	const XRectangle &needed_rect)	1063	const XRectangle &needed_rect)
1192	{	1064	{
1193	preedit_rect.x = needed_rect.width;	1065	preedit_rect.x = needed_rect.width;
1194	preedit_rect.y = 0;	1066	preedit_rect.y = 0;
1195	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1067	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1196	preedit_rect.height = TermWin.fheight;	1068	preedit_rect.height = fheight;
1197		1069
1198	status_rect.x = 0;	1070	status_rect.x = 0;
1199	status_rect.y = 0;	1071	status_rect.y = 0;
1200	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1072	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1201	status_rect.height = TermWin.fheight;	1073	status_rect.height = fheight;
1202	}	1074	}
1203		1075
1204	/* Checking whether input method is running. */	1076	/* Checking whether input method is running. */
1205	bool	1077	bool
1206	rxvt_term::IMisRunning ()	1078	rxvt_term::IMisRunning ()
1207	{	1079	{
1208	char *p;
1209	Atom atom;	1080	Atom atom;
1210	Window win;	1081	Window win;
1211	char server[IMBUFSIZ];	1082	char server[IMBUFSIZ];
1212		1083
1213	/* get current locale modifier */	1084	/* get current locale modifier */
1214	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1085	if (char *p = XSetLocaleModifiers (0))
1215	{	1086	{
1216	strcpy (server, "@server=");	1087	strcpy (server, "@server=");
1217	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1088	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1218		1089
1219	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1090	if (p = strchr (server + 1, '@')) /* first one only */
1220	*p = '\0';	1091	*p = '\0';
1221		1092
1222	atom = XInternAtom (display->display, server, False);	1093	atom = XInternAtom (dpy, server, False);
1223	win = XGetSelectionOwner (display->display, atom);	1094	win = XGetSelectionOwner (dpy, atom);
1224		1095
1225	if (win != None)	1096	if (win != None)
1226	return True;	1097	return True;
1227	}	1098	}
1228		1099
…		…
1234	{	1105	{
1235	XPoint nspot;	1106	XPoint nspot;
1236	XVaNestedList preedit_attr;	1107	XVaNestedList preedit_attr;
1237		1108
1238	if (!Input_Context	1109	if (!Input_Context
1239	|| !TermWin.focus	1110	|| !focus
1240	|| !(input_style & XIMPreeditPosition))	1111	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1241	return;	1112	return;
1242		1113
1243	im_set_position (nspot);	1114	im_set_position (nspot);
1244		1115
1245	if (nspot.x == spot.x && nspot.y == spot.y)	1116	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1264	input_method = 0;	1135	input_method = 0;
1265	}	1136	}
1266		1137
1267	Input_Context = 0;	1138	Input_Context = 0;
1268	}	1139	}
		1140
		1141	#ifdef ENABLE_XIM_ONTHESPOT
		1142
		1143	static void
		1144	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1145	{
		1146	((rxvt_term *)client_data)->make_current ();
		1147	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1148	}
		1149
		1150	static void
		1151	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1152	{
		1153	((rxvt_term *)client_data)->make_current ();
		1154	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1155	}
		1156
		1157	static void
		1158	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1159	{
		1160	rxvt_term *term = (rxvt_term *)client_data;
		1161	XIMText *text = call_data->text;
		1162
		1163	term->make_current ();
		1164
		1165	if (text)
		1166	{
		1167	void *str;
		1168
		1169	if (!text->encoding_is_wchar && text->string.multi_byte)
		1170	{
		1171	// of course, X makes it ugly again
		1172	if (term->rs[Rs_imLocale])
		1173	SET_LOCALE (term->rs[Rs_imLocale]);
		1174
		1175	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1176	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1177
		1178	if (term->rs[Rs_imLocale])
		1179	SET_LOCALE (term->locale);
		1180	}
		1181	else
		1182	str = (void *)text->string.wide_char;
		1183
		1184	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1185	DT_INT, call_data->caret,
		1186	DT_INT, call_data->chg_first,
		1187	DT_INT, call_data->chg_length,
		1188	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1189	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1190	DT_END));
		1191	}
		1192	else
		1193	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1194	DT_INT, call_data->caret,
		1195	DT_INT, call_data->chg_first,
		1196	DT_INT, call_data->chg_length,
		1197	DT_END));
		1198	}
		1199
		1200	#if 0
		1201	static void
		1202	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1203	{
		1204	((rxvt_term *)client_data)->make_current ();
		1205	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1206	DT_INT, call_data->position,
		1207	DT_INT, call_data->direction,
		1208	DT_INT, call_data->style,
		1209	DT_END));
		1210	}
		1211	#endif
		1212
		1213	#endif
1269		1214
1270	/*	1215	/*
1271	* Try to open a XIM with the current modifiers, then see if we can	1216	* Try to open a XIM with the current modifiers, then see if we can
1272	* open a suitable preedit type	1217	* open a suitable preedit type
1273	*/	1218	*/
…		…
1280	XRectangle rect, status_rect, needed_rect;	1225	XRectangle rect, status_rect, needed_rect;
1281	unsigned long fg, bg;	1226	unsigned long fg, bg;
1282	const char *p;	1227	const char *p;
1283	char **s;	1228	char **s;
1284	XIMStyles *xim_styles;	1229	XIMStyles *xim_styles;
		1230	#ifdef ENABLE_XIM_ONTHESPOT
		1231	XIMCallback xcb[4];
		1232	#endif
		1233
		1234	set_environ (envv);
1285		1235
1286	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1236	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1287	return false;	1237	return false;
1288		1238
1289	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1290	input_method = display->get_xim (locale, modifiers);	1239	input_method = display->get_xim (locale, modifiers);
1291	if (input_method == NULL)	1240	if (input_method == NULL)
1292	return false;	1241	return false;
1293		1242
1294	xim = input_method->xim;	1243	xim = input_method->xim;
…		…
1314	s = rxvt_splitcommastring (p);	1263	s = rxvt_splitcommastring (p);
1315		1264
1316	for (i = found = 0; !found && s[i]; i++)	1265	for (i = found = 0; !found && s[i]; i++)
1317	{	1266	{
1318	if (!strcmp (s[i], "OverTheSpot"))	1267	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1268	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!strcmp (s[i], "OffTheSpot"))	1269	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1270	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!strcmp (s[i], "Root"))	1271	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1272	input_style = XIMPreeditNothing | XIMStatusNothing;
1324	else if (!strcmp (s[i], "None"))	1273	else if (!strcmp (s[i], "None"))
1325	input_style = (XIMPreeditNone | XIMStatusNone);	1274	input_style = XIMPreeditNone | XIMStatusNone;
		1275	#ifdef ENABLE_XIM_ONTHESPOT
		1276	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1277	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1278	#endif
		1279	else
		1280	input_style = XIMPreeditNothing | XIMStatusNothing;
1326		1281
1327	for (j = 0; j < xim_styles->count_styles; j++)	1282	for (j = 0; j < xim_styles->count_styles; j++)
1328	if (input_style == xim_styles->supported_styles[j])	1283	if (input_style == xim_styles->supported_styles[j])
1329	{	1284	{
1330	rxvt_freecommastring (s);	1285	rxvt_freecommastring (s);
…		…
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1319	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1320	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1368	"*",	1323	"*",
1369	TermWin.fheight,	1324	fheight,
1370	TermWin.fheight + 1, TermWin.fheight - 1,	1325	fheight + 1, fheight - 1,
1371	TermWin.fheight - 2, TermWin.fheight + 2);	1326	fheight - 2, fheight + 2);
1372		1327
1373	fs = XCreateFontSet (display->display, pat,	1328	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1374	&missing_charset_list, &missing_charset_count, &def_string);	1329	&missing_charset_list, &missing_charset_count, &def_string);
1375		1330
1376	if (missing_charset_list)	1331	if (missing_charset_list)
1377	XFreeStringList (missing_charset_list);	1332	XFreeStringList (missing_charset_list);
1378		1333
…		…
1419	XNBackground, bg,	1374	XNBackground, bg,
1420	XNArea, &status_rect,	1375	XNArea, &status_rect,
1421	XNFontSet, fs,	1376	XNFontSet, fs,
1422	NULL);	1377	NULL);
1423	}	1378	}
		1379	#if ENABLE_XIM_ONTHESPOT
		1380	else if (input_style & XIMPreeditCallbacks)
		1381	{
		1382	im_set_position (spot);
		1383
		1384	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1385	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1386	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1387	# if 0
		1388	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1389	# endif
		1390
		1391	preedit_attr = XVaCreateNestedList (0,
		1392	XNSpotLocation, &spot,
		1393	XNPreeditStartCallback, &xcb[0],
		1394	XNPreeditDoneCallback , &xcb[1],
		1395	XNPreeditDrawCallback , &xcb[2],
		1396	# if 0
		1397	XNPreeditCaretCallback, &xcb[3],
		1398	# endif
		1399	NULL);
		1400	}
		1401	#endif
1424		1402
1425	Input_Context = XCreateIC (xim,	1403	Input_Context = XCreateIC (xim,
1426	XNInputStyle, input_style,	1404	XNInputStyle, input_style,
1427	XNClientWindow, TermWin.vt,	1405	XNClientWindow, vt,
1428	XNFocusWindow, TermWin.parent[0],	1406	XNFocusWindow, parent[0],
1429	preedit_attr ? XNPreeditAttributes : NULL,	1407	preedit_attr ? XNPreeditAttributes : NULL,
1430	preedit_attr,	1408	preedit_attr,
1431	status_attr ? XNStatusAttributes : NULL,	1409	status_attr ? XNStatusAttributes : NULL,
1432	status_attr, NULL);	1410	status_attr, NULL);
1433		1411
1434	if (preedit_attr) XFree (preedit_attr);	1412	if (preedit_attr) XFree (preedit_attr);
1435	if (status_attr) XFree (status_attr);	1413	if (status_attr) XFree (status_attr);
1436	if (fs) XFreeFontSet (display->display, fs);	1414	if (fs) XFreeFontSet (dpy, fs);
1437		1415
1438	if (Input_Context == NULL)	1416	if (Input_Context == NULL)
1439	{	1417	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1418	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	im_destroy ();	1419	im_destroy ();
1442	return false;	1420	return false;
1443	}	1421	}
1444		1422
1445	if (input_style & XIMPreeditArea)	1423	#if 0
		1424	// unfortunately, only the focus window is used by XIM, hard to fix
		1425	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1426	vt_select_input ();
		1427	#endif
		1428
1446	IMSetStatusPosition ();	1429	IMSetPosition ();
1447		1430
1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1449	return true;	1431	return true;
1450	}	1432	}
1451		1433
1452	void	1434	void
1453	rxvt_term::im_cb ()	1435	rxvt_term::im_cb ()
1454	{	1436	{
1455	int i, found, had_im;	1437	int i;
1456	const char *p;	1438	const char *p;
1457	char **s;	1439	char **s;
1458	char buf[IMBUFSIZ];	1440	char buf[IMBUFSIZ];
1459		1441
		1442	make_current ();
		1443
1460	im_destroy ();	1444	im_destroy ();
1461		1445
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1446	if (Input_Context)
1464	return;	1447	return;
1465		1448
1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1449	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467	if (rs[Rs_imLocale])	1450	if (rs[Rs_imLocale])
…		…
1509	SET_LOCALE (locale);	1492	SET_LOCALE (locale);
1510	#endif	1493	#endif
1511	}	1494	}
1512		1495
1513	void	1496	void
1514	rxvt_term::IMSetStatusPosition ()	1497	rxvt_term::IMSetPosition ()
1515	{	1498	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1499	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1500	XVaNestedList preedit_attr, status_attr;
1518		1501
1519	if (!Input_Context	1502	if (!Input_Context
1520	|| !TermWin.focus	1503	|| !focus
1521	|| !(input_style & XIMPreeditArea)	1504	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1522	|| !IMisRunning ())	1505	|| !IMisRunning ())
1523	return;	1506	return;
1524		1507
		1508	if (input_style & XIMPreeditPosition)
		1509	{
		1510	im_set_size (preedit_rect);
		1511	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1512
		1513	XSetICValues (Input_Context,
		1514	XNPreeditAttributes, preedit_attr, NULL);
		1515	}
		1516	else
		1517	{
1525	/* Getting the necessary width of preedit area */	1518	/* Getting the necessary width of preedit area */
1526	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1519	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1527	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1520	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1528	XFree (status_attr);	1521	XFree (status_attr);
1529		1522
1530	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1523	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1531	XFree (needed_rect);	1524	XFree (needed_rect);
1532		1525
1533	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1526	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1534	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1527	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1535		1528
1536	XSetICValues (Input_Context,	1529	XSetICValues (Input_Context,
1537	XNPreeditAttributes, preedit_attr,	1530	XNPreeditAttributes, preedit_attr,
1538	XNStatusAttributes, status_attr, NULL);	1531	XNStatusAttributes, status_attr,
		1532	NULL);
1539		1533
		1534	XFree (status_attr);
		1535	}
		1536
1540	XFree (preedit_attr);	1537	XFree (preedit_attr);
1541	XFree (status_attr);
1542	}	1538	}
1543	#endif /* USE_XIM */	1539	#endif /* USE_XIM */
1544		1540
1545	/*----------------------------------------------------------------------*/	1541	void
1546	rxvt_t rxvt_current_term;	1542	rxvt_term::get_window_origin (int &x, int &y)
		1543	{
		1544	Window cr;
		1545	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1546	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1547	}
		1548
		1549	Pixmap
		1550	rxvt_term::get_pixmap_property (int prop_id)
		1551	{
		1552	if (prop_id > 0 && prop_id < NUM_XA)
		1553	if (xa[prop_id])
		1554	{
		1555	int aformat;
		1556	unsigned long nitems, bytes_after;
		1557	Atom atype;
		1558	unsigned char *prop = NULL;
		1559	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1560	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1561	&nitems, &bytes_after, &prop);
		1562	if (result == Success && prop && atype == XA_PIXMAP)
		1563	return *(Pixmap *)prop;
		1564	}
		1565
		1566	return None;
		1567	}
		1568
		1569	#ifdef HAVE_BG_PIXMAP
		1570	# if TRACE_PIXMAPS
		1571	# undef update_background
		1572	void
		1573	rxvt_term::trace_update_background (const char *file, int line)
		1574	{
		1575	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1576	update_background ();
		1577	}
		1578	# endif
		1579
		1580	void
		1581	rxvt_term::update_background ()
		1582	{
		1583	if (update_background_ev.is_active ())
		1584	return;
		1585
		1586	bgPixmap.invalidate ();
		1587
		1588	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1589
		1590	if (to_wait <= 0.)
		1591	bgPixmap.render ();
		1592	else
		1593	update_background_ev.start (to_wait);
		1594	}
		1595
		1596	void
		1597	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1598	{
		1599	make_current ();
		1600
		1601	update_background_ev.stop ();
		1602	bgPixmap.render ();
		1603	refresh_check ();
		1604	}
		1605
		1606	#endif /* HAVE_BG_PIXMAP */
1547		1607
1548	/*----------------------- end-of-file (C source) -----------------------*/	1608	/*----------------------- end-of-file (C source) -----------------------*/

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