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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.121 by root, Wed Dec 15 00:12:58 2004 UTC vs.
Revision 1.310 by root, Wed Feb 27 01:05:55 2008 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
194		232
195	if (display)	233	if (display)
196	{	234	{
197	selection_clear ();	235	selection_clear ();
198		236
199	#ifdef USE_XIM	237	#ifdef USE_XIM
200	im_destroy ();	238	im_destroy ();
201	#endif	239	#endif
202	#ifdef MENUBAR	240	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	241	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		242
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	243	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	244	// destroy all windows
238	if (TermWin.parent[0])	245	if (parent[0])
239	XDestroyWindow (display->display, TermWin.parent[0]);	246	XDestroyWindow (dpy, parent[0]);
240	}
241		247
242	// TODO: free pixcolours, colours should become part of rxvt_display	248	for (int i = 0; i < TOTAL_COLORS; i++)
243		249	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	250	{
		251	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	252	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	253	pix_colors_unfocused [i].free (this);
247	#endif	254	#endif
		255	}
248		256
		257	clear ();
		258
		259	display->flush (); /* ideally .put should do this */
249	displays.put (display);	260	displays.put (display);
		261	}
250		262
251	scr_release ();	263	scr_release ();
252		264
253	/* clear all resources */	265	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	266	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	267	free (allocated [i]);
256		268
257	free (selection.text);	269	free (selection.text);
258	// TODO: manage env vars in child only(!)	270	// TODO: manage env vars in child only(!)
259	free (env_windowid);
260	free (env_display);	271	free (env_display);
261	free (env_term);	272	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	273	free (locale);
264	free (v_buffer);	274	free (v_buffer);
265	free (incr_buf);	275	free (incr_buf);
266		276
267	delete envv;	277	delete envv;
268	delete argv;	278	delete argv;
		279
		280	#ifdef KEYSYM_RESOURCE
		281	delete keyboard;
		282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
		287
		288	// child has exited, usually destroys
		289	void
		290	rxvt_term::child_cb (ev::child &w, int status)
		291	{
		292	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		293
		294	cmd_pid = 0;
		295
		296	if (!option (Opt_hold))
		297	destroy ();
269	}	298	}
270		299
271	void	300	void
272	rxvt_term::destroy ()	301	rxvt_term::destroy ()
273	{	302	{
274	if (destroy_ev.active)	303	if (destroy_ev.is_active ())
275	return;	304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
276		307
277	#if ENABLE_OVERLAY	308	#if ENABLE_OVERLAY
278	scr_overlay_off ();	309	scr_overlay_off ();
279	#endif	310	#endif
280		311
281	if (display)	312	if (display)
282	{	313	{
283	#if USE_XIM	314	#if USE_XIM
284	im_ev.stop (display);	315	im_ev.stop (display);
285	#endif	316	#endif
286	#if HAVE_SCROLLBARS
287	scrollbar_ev.stop (display);	317	scrollbar_ev.stop (display);
288	#endif	318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
289	#if MENUBAR
290	menubar_ev.stop (display);
291	#endif
292	#if TRANSPARENT
293	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
294	#endif	320	#endif
295	incr_ev.stop ();	321	incr_ev.stop ();
296	termwin_ev.stop (display);	322	termwin_ev.stop (display);
297	vt_ev.stop (display);	323	vt_ev.stop (display);
298	}	324	}
299		325
300	check_ev.stop ();	326	flush_ev.stop ();
301	pty_ev.stop ();	327	pty_ev.stop ();
302	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
303	cursor_blink_ev.stop ();	329	cursor_blink_ev.stop ();
304	#endif	330	#endif
305	#ifdef TEXT_BLINK	331	#ifdef TEXT_BLINK
…		…
313	#endif	339	#endif
314	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
315	pointer_ev.stop ();	341	pointer_ev.stop ();
316	#endif	342	#endif
317		343
318	destroy_ev.start (0);	344	destroy_ev.start ();
319	}	345	}
320		346
321	void	347	void
322	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
323	{	349	{
324	SET_R (this);	350	make_current ();
325		351
326	delete this;	352	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	}	353	}
441		354
442	/*----------------------------------------------------------------------*/	355	/*----------------------------------------------------------------------*/
443	/*	356	/*
444	* Exit gracefully, clearing the utmp entry and restoring tty attributes	357	* Exit gracefully, clearing the utmp entry and restoring tty attributes
445	* TODO: if debugging, this should free up any known resources if we can	358	* TODO: if debugging, this should free up any known resources if we can
446	*/	359	*/
447	void	360	static XErrorHandler old_xerror_handler;
448	rxvt_destroy_all ()	361
		362	static void
		363	rxvt_emergency_cleanup ()
449	{	364	{
450	// TODO: rxvtd should clean up all ressources
451	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	365	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
452	(*t)->destroy ();	366	(*t)->emergency_cleanup ();
453	}	367	}
454		368
455	/*	369	#if !ENABLE_MINIMAL
456	* Catch a fatal signal and tidy up before quitting	370	static void
457	*/	371	print_x_error (Display *dpy, XErrorEvent *event)
458	void
459	rxvt_term::sig_term (sig_watcher &w)
460	{	372	{
461	#ifdef DEBUG_CMD	373	char buffer[BUFSIZ];
462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	374	char mesg[BUFSIZ];
463	#endif	375	char number[32];
464	rxvt_destroy_all ();	376	char *mtype = "XlibMessage";
465	signal (w.signum, SIG_DFL);	377	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
466	kill (getpid (), w.signum);	378	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		379	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		380	rxvt_warn ("%s: %s\n", mesg, buffer);
		381	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		382	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		383	sprintf(number, "%d", event->request_code);
		384	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		385	rxvt_warn ("(which is %s)\n", buffer);
		386	if (event->request_code >= 128) {
		387	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		388	mesg, BUFSIZ);
		389	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		390	}
		391	if ((event->error_code == BadWindow) ||
		392	(event->error_code == BadPixmap) ||
		393	(event->error_code == BadCursor) ||
		394	(event->error_code == BadFont) ||
		395	(event->error_code == BadDrawable) ||
		396	(event->error_code == BadColor) ||
		397	(event->error_code == BadGC) ||
		398	(event->error_code == BadIDChoice) ||
		399	(event->error_code == BadValue) ||
		400	(event->error_code == BadAtom)) {
		401	if (event->error_code == BadValue)
		402	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		403	mesg, BUFSIZ);
		404	else if (event->error_code == BadAtom)
		405	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		406	mesg, BUFSIZ);
		407	else
		408	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		411	}
		412	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
467	}	415	}
		416	#endif
468		417
469	/* INTPROTO */
470	int	418	int
471	rxvt_xerror_handler (Display *display, XErrorEvent *event)	419	rxvt_xerror_handler (Display *display, XErrorEvent *event)
472	{	420	{
473	if (GET_R->allowedxerror == -1)	421	if (GET_R->allowedxerror == -1)
474	GET_R->allowedxerror = event->error_code;	422	GET_R->allowedxerror = event->error_code;
475	else	423	else
476	{	424	{
		425	// GET_R is most likely not the terminal which caused the error,
		426	// so just output the error and continue
		427	#if ENABLE_MINIMAL
477	old_xerror_handler (display, event);	428	old_xerror_handler (display, event);
478	GET_R->destroy ();	429	#else
		430	print_x_error (display, event);
		431	#endif
479	}	432	}
480		433
481	return 0;	434	return 0;
482	}	435	}
483		436
484	/* ------------------------------------------------------------------------- *	437	int
485	* MEMORY ALLOCATION WRAPPERS *	438	rxvt_xioerror_handler (Display *display)
486	* ------------------------------------------------------------------------- */	439	{
		440	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		441	DisplayString (display));
		442	rxvt_emergency_cleanup ();
		443	_exit (EXIT_FAILURE);
		444	}
		445
		446	static struct sig_handlers
		447	{
		448	ev::sig sw_term, sw_int;
		449
		450	/*
		451	* Catch a fatal signal and tidy up before quitting
		452	*/
		453	void sig_term (ev::sig &w, int revents);
		454
		455	sig_handlers ()
		456	{
		457	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		458	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		459	}
		460	} sig_handlers;
		461
487	void *	462	void
488	rxvt_malloc (size_t size)	463	sig_handlers::sig_term (ev::sig &w, int revents)
489	{	464	{
490	void *p = malloc (size);	465	rxvt_emergency_cleanup ();
491		466	w.stop ();
492	if (!p)	467	kill (getpid (), w.signum);
493	rxvt_fatal ("memory allocation failure. aborting.\n");
494
495	return p;
496	}	468	}
497		469
498	/* INTPROTO */	470	char **rxvt_environ; // startup environment
499	void *
500	rxvt_calloc (size_t number, size_t size)
501	{
502	void *p = calloc (number, size);
503		471
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	472	void
527	rxvt_privileges (rxvt_privaction action)	473	rxvt_init ()
528	{	474	{
529	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	475	ptytty::init ();
530	static uid_t euid;
531	static gid_t egid;
532	#endif
533		476
534	#if ! defined(__CYGWIN32__)	477	if (!ev_default_loop (0))
535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	478	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		479
577	#ifdef UTMP_SUPPORT	480	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		481
585	rxvt_privileges (RESTORE);	482	signal (SIGHUP, SIG_IGN);
		483	signal (SIGPIPE, SIG_IGN);
586		484
587	if (action == SAVE)	485	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
588	makeutent (pty.name, rs[Rs_display_name]);	486	sig_handlers.sw_int.start (SIGINT); ev_unref ();
589	else
590	cleanutent ();
591		487
592	rxvt_privileges (IGNORE);	488	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		489	/* signal (SIGURG, SIG_DFL); */
		490
		491	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		492	// TODO: handle this with exceptions and tolerate the memory loss
		493	XSetIOErrorHandler (rxvt_xioerror_handler);
		494
		495	XrmInitialize ();
593	}	496	}
594	#endif
595		497
596	/*----------------------------------------------------------------------*/	498	/*----------------------------------------------------------------------*/
597	/*	499	/*
598	* window size/position calculcations for XSizeHint and other storage.	500	* window size/position calculations for XSizeHint and other storage.
599	* if width/height are non-zero then override calculated width/height	501	* if width/height are non-zero then override calculated width/height
600	*/	502	*/
601	void	503	void
602	rxvt_term::window_calc (unsigned int width, unsigned int height)	504	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
603	{	505	{
604	short recalc_x, recalc_y;	506	short recalc_x, recalc_y;
605	int x, y, sb_w, mb_h, flags;	507	int x, y, flags;
606	unsigned int w, h;	508	unsigned int w, h;
607	unsigned int max_width, max_height;	509	unsigned int max_width, max_height;
608		510
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;	511	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
613	szHint.win_gravity = NorthWestGravity;	512	szHint.win_gravity = NorthWestGravity;
614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	513	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
615		514
616	recalc_x = recalc_y = 0;	515	recalc_x = recalc_y = 0;
617	flags = 0;	516	flags = 0;
		517
618	if (!parsed_geometry)	518	if (!parsed_geometry)
619	{	519	{
620	parsed_geometry = 1;	520	parsed_geometry = 1;
		521
621	if (rs[Rs_geometry])	522	if (rs[Rs_geometry])
622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	523	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		524
623	if (flags & WidthValue)	525	if (flags & WidthValue)
624	{	526	{
625	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	527	if (!w)
		528	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		529
		530	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
626	szHint.flags |= USSize;	531	szHint.flags |= USSize;
627	}	532	}
		533
628	if (flags & HeightValue)	534	if (flags & HeightValue)
629	{	535	{
630	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	536	if (!h)
		537	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		538
		539	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
631	szHint.flags |= USSize;	540	szHint.flags |= USSize;
632	}	541	}
		542
633	if (flags & XValue)	543	if (flags & XValue)
634	{	544	{
635	szHint.x = x;	545	szHint.x = x;
636	szHint.flags |= USPosition;	546	szHint.flags |= USPosition;
		547
637	if (flags & XNegative)	548	if (flags & XNegative)
638	{	549	{
639	recalc_x = 1;	550	recalc_x = 1;
640	szHint.win_gravity = NorthEastGravity;	551	szHint.win_gravity = NorthEastGravity;
641	}	552	}
642	}	553	}
		554
643	if (flags & YValue)	555	if (flags & YValue)
644	{	556	{
645	szHint.y = y;	557	szHint.y = y;
646	szHint.flags |= USPosition;	558	szHint.flags |= USPosition;
		559
647	if (flags & YNegative)	560	if (flags & YNegative)
648	{	561	{
649	recalc_y = 1;	562	recalc_y = 1;
		563
650	if (szHint.win_gravity == NorthEastGravity)	564	if (szHint.win_gravity == NorthEastGravity)
651	szHint.win_gravity = SouthEastGravity;	565	szHint.win_gravity = SouthEastGravity;
652	else	566	else
653	szHint.win_gravity = SouthWestGravity;	567	szHint.win_gravity = SouthWestGravity;
654	}	568	}
655	}	569	}
656	}	570	}
657		571
658	/* TODO: BOUNDS */	572	/* TODO: BOUNDS */
659	TermWin.width = TermWin.ncol * TermWin.fwidth;	573	width = ncol * fwidth;
660	TermWin.height = TermWin.nrow * TermWin.fheight;	574	height = nrow * fheight;
661	max_width = MAX_COLS * TermWin.fwidth;	575	max_width = MAX_COLS * fwidth;
662	max_height = MAX_ROWS * TermWin.fheight;	576	max_height = MAX_ROWS * fheight;
663		577
664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	578	szHint.base_width = szHint.base_height = 2 * int_bwidth;
665		579
666	sb_w = mb_h = 0;
667	window_vt_x = window_vt_y = TermWin.int_bwidth;	580	window_vt_x = window_vt_y = int_bwidth;
668		581
669	if (scrollbar_visible ())	582	if (scrollBar.state)
670	{	583	{
671	sb_w = scrollbar_TotalWidth ();	584	int sb_w = scrollBar.total_width ();
672	szHint.base_width += sb_w;	585	szHint.base_width += sb_w;
		586
673	if (!(options & Opt_scrollBar_right))	587	if (!option (Opt_scrollBar_right))
674	window_vt_x += sb_w;	588	window_vt_x += sb_w;
675	}	589	}
676		590
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;	591	szHint.width_inc = fwidth;
685	szHint.height_inc = TermWin.fheight;	592	szHint.height_inc = fheight;
686	szHint.min_width = szHint.base_width + szHint.width_inc;	593	szHint.min_width = szHint.base_width + szHint.width_inc;
687	szHint.min_height = szHint.base_height + szHint.height_inc;	594	szHint.min_height = szHint.base_height + szHint.height_inc;
688		595
689	if (width && width - szHint.base_width < max_width)	596	if (newwidth && newwidth - szHint.base_width < max_width)
690	{	597	{
691	szHint.width = width;	598	szHint.width = newwidth;
692	TermWin.width = width - szHint.base_width;	599	width = newwidth - szHint.base_width;
693	}	600	}
694	else	601	else
695	{	602	{
696	MIN_IT (TermWin.width, max_width);	603	min_it (width, max_width);
697	szHint.width = szHint.base_width + TermWin.width;	604	szHint.width = szHint.base_width + width;
698	}	605	}
699		606
700	if (height && height - szHint.base_height < max_height)	607	if (newheight && newheight - szHint.base_height < max_height)
701	{	608	{
702	szHint.height = height;	609	szHint.height = newheight;
703	TermWin.height = height - szHint.base_height;	610	height = newheight - szHint.base_height;
704	}	611	}
705	else	612	else
706	{	613	{
707	MIN_IT (TermWin.height, max_height);	614	min_it (height, max_height);
708	szHint.height = szHint.base_height + TermWin.height;	615	szHint.height = szHint.base_height + height;
709	}	616	}
710
711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
712	window_sb_x = szHint.width - sb_w;
713		617
714	if (recalc_x)	618	if (recalc_x)
715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	619	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
716	- szHint.width - 2 * TermWin.ext_bwidth);	620
717	if (recalc_y)	621	if (recalc_y)
718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	622	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
719	- szHint.height - 2 * TermWin.ext_bwidth);
720		623
721	TermWin.ncol = TermWin.width / TermWin.fwidth;	624	ncol = width / fwidth;
722	TermWin.nrow = TermWin.height / TermWin.fheight;	625	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	}	626	}
728		627
729	/*----------------------------------------------------------------------*/	628	/*----------------------------------------------------------------------*/
730	/*	629	/*
731	* Tell the teletype handler what size the window is.	630	* Tell the teletype handler what size the window is.
732	* Called after a window size change.	631	* Called after a window size change.
733	*/	632	*/
734	void	633	void
735	rxvt_term::tt_winch ()	634	rxvt_term::tt_winch ()
736	{	635	{
737	if (pty.pty < 0)	636	if (pty->pty < 0)
738	return;	637	return;
739		638
740	struct winsize ws;	639	struct winsize ws;
741		640
742	ws.ws_col = TermWin.ncol;	641	ws.ws_col = ncol;
743	ws.ws_row = TermWin.nrow;	642	ws.ws_row = nrow;
744	ws.ws_xpixel = TermWin.width;	643	ws.ws_xpixel = width;
745	ws.ws_ypixel = TermWin.height;	644	ws.ws_ypixel = height;
746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	645	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
747		646
748	#if 0	647	#if 0
749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	648	// TIOCSWINSZ is supposed to do this automatically and correctly
750	if (cmd_pid) /* force through to the command */	649	if (cmd_pid) /* force through to the command */
751	kill (cmd_pid, SIGWINCH);	650	kill (-cmd_pid, SIGWINCH);
752	#endif	651	#endif
753	}	652	}
754		653
755	/*----------------------------------------------------------------------*/	654	/*----------------------------------------------------------------------*/
756	/* set_fonts () - load and set the various fonts	655	/* set_fonts () - load and set the various fonts
757	/*	656	*
758	* init = 1 - initialize	657	* init = 1 - initialize
759	*	658	*
760	* fontname == FONT_UP - switch to bigger font	659	* fontname == FONT_UP - switch to bigger font
761	* fontname == FONT_DN - switch to smaller font	660	* fontname == FONT_DN - switch to smaller font
762	*/	661	*/
…		…
774	return false;	673	return false;
775	}	674	}
776		675
777	#if ENABLE_STYLES	676	#if ENABLE_STYLES
778	for (int i = RS_styleCount; --i; )	677	for (int i = RS_styleCount; --i; )
779	if (TermWin.fontset[i] != TermWin.fontset[0])	678	if (fontset[i] != fontset[0])
780	delete TermWin.fontset[i];	679	delete fontset[i];
781	#endif	680	#endif
782		681
783	delete TermWin.fontset[0];	682	delete fontset[0];
784	TermWin.fontset[0] = fs;	683	fontset[0] = fs;
785		684
786	prop = (*fs)[1]->properties ();	685	prop = (*fs)[1]->properties ();
		686	prop.height += lineSpace;
		687
787	fs->set_prop (prop);	688	fs->set_prop (prop, false);
788		689
789	TermWin.fwidth = prop.width;	690	fwidth = prop.width;
790	TermWin.fheight = prop.height;	691	fheight = prop.height;
791	TermWin.fweight = prop.weight;	692	fbase = prop.ascent;
792	TermWin.fslant = prop.slant;
793	TermWin.fbase = (*fs)[1]->ascent;
794		693
795	for (int style = 1; style < 4; style++)	694	for (int style = 1; style < 4; style++)
796	{	695	{
797	#if ENABLE_STYLES	696	#if ENABLE_STYLES
798	const char *res = rs[Rs_font + style];	697	const char *res = rs[Rs_font + style];
799		698
800	if (res && !*res)	699	if (res && !*res)
801	TermWin.fontset[style] = TermWin.fontset[0];	700	fontset[style] = fontset[0];
802	else	701	else
803	{	702	{
804	TermWin.fontset[style] = fs = new rxvt_fontset (this);	703	fontset[style] = fs = new rxvt_fontset (this);
805	rxvt_fontprop prop2 = prop;	704	rxvt_fontprop prop2 = prop;
806		705
807	if (res)	706	if (res)
808	prop2.weight = prop2.slant = rxvt_fontprop::unset;	707	{
		708	fs->populate (res);
		709	fs->set_prop (prop2, false);
		710	}
809	else	711	else
810	{	712	{
811	res = TermWin.fontset[0]->fontdesc;	713	fs->populate (fontset[0]->fontdesc);
812		714
813	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	715	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;	716	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		717
		718	fs->set_prop (prop2, true);
815	}	719	}
816		720
817	fs->populate (res);
818	fs->set_prop (prop2);
819	}	721	}
820	#else	722	#else
821	TermWin.fontset[style] = TermWin.fontset[0];	723	fontset[style] = fontset[0];
822	#endif	724	#endif
823	}	725	}
824		726
825	if (TermWin.parent[0])	727	if (parent[0])
826	{	728	{
827	resize_all_windows (0, 0, 0);	729	resize_all_windows (0, 0, 0);
828	scr_remap_chars ();	730	scr_remap_chars ();
829	scr_touch (true);	731	scr_touch (true);
830	}	732	}
831		733
832	return true;	734	return true;
833	}	735	}
834		736
		737	void
835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	738	rxvt_term::set_string_property (Atom prop, const char *str, int len)
836	{	739	{
837	// TODO: SMART_WINDOW_TITLE
838	XChangeProperty (display->display, TermWin.parent[0],	740	XChangeProperty (dpy, parent[0],
839	prop, XA_STRING, 8, PropModeReplace,	741	prop, XA_STRING, 8, PropModeReplace,
840	(const unsigned char *)str, len >= 0 ? len : strlen (str));	742	(const unsigned char *)str, len >= 0 ? len : strlen (str));
841	}	743	}
842		744
		745	void
843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	746	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
844	{	747	{
845	// TODO: SMART_WINDOW_TITLE
846	wchar_t *ws = rxvt_mbstowcs (str, len);	748	wchar_t *ws = rxvt_mbstowcs (str, len);
847	char *s = rxvt_wcstoutf8 (ws);	749	char *s = rxvt_wcstoutf8 (ws);
848		750
849	XChangeProperty (display->display, TermWin.parent[0],	751	XChangeProperty (dpy, parent[0],
850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	752	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851	(const unsigned char *)s, strlen (s));	753	(const unsigned char *)s, strlen (s));
852		754
853	free (s);	755	free (s);
854	free (ws);	756	free (ws);
…		…
859	/* xterm sequences - title, iconName, color (exptl) */	761	/* xterm sequences - title, iconName, color (exptl) */
860	void	762	void
861	rxvt_term::set_title (const char *str)	763	rxvt_term::set_title (const char *str)
862	{	764	{
863	set_string_property (XA_WM_NAME, str);	765	set_string_property (XA_WM_NAME, str);
864	#if ENABLE_FRILLS	766	#if ENABLE_EWMH
865	set_utf8_property (xa[XA_NET_WM_NAME], str);	767	set_utf8_property (xa[XA_NET_WM_NAME], str);
866	#endif	768	#endif
867	}	769	}
868		770
869	void	771	void
870	rxvt_term::set_icon_name (const char *str)	772	rxvt_term::set_icon_name (const char *str)
871	{	773	{
872	set_string_property (XA_WM_ICON_NAME, str);	774	set_string_property (XA_WM_ICON_NAME, str);
873	#if ENABLE_FRILLS	775	#if ENABLE_EWMH
874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	776	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
875	#endif	777	#endif
876	}	778	}
877		779
		780	void
		781	rxvt_term::set_window_color (int idx, const char *color)
		782	{
878	#ifdef XTERM_COLOR_CHANGE	783	#ifdef XTERM_COLOR_CHANGE
879	void
880	rxvt_term::set_window_color (int idx, const char *color)
881	{
882	rxvt_color xcol;	784	rxvt_color xcol;
883	int i;
884		785
885	if (color == NULL || *color == '\0')	786	if (color == NULL || *color == '\0')
886	return;	787	return;
887		788
		789	color = strdup (color);
		790	allocated.push_back ((void *)color);
		791	rs[Rs_color + idx] = color;
		792
888	/* handle color aliases */	793	/* handle color aliases */
889	if (isdigit (*color))	794	if (isdigit (*color))
890	{	795	{
891	i = atoi (color);	796	int i = atoi (color);
		797
892	if (i >= 8 && i <= 15)	798	if (i >= 8 && i <= 15)
		799	{
893	{ /* bright colors */	800	/* bright colors */
894	i -= 8;
895	# ifndef NO_BRIGHTCOLOR
896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	801	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
897	SET_PIXCOLOR (idx);
898	goto Done;	802	goto done;
899	# endif
900
901	}	803	}
		804
902	if (i >= 0 && i <= 7)	805	if (i >= 0 && i <= 7)
		806	{
903	{ /* normal colors */	807	/* normal colors */
904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	808	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
905	SET_PIXCOLOR (idx);
906	goto Done;	809	goto done;
907	}	810	}
908	}	811	}
909		812
910	if (!rXParseAllocColor (& xcol, color))	813	set_color (xcol, color);
911	return;
912
913	/* XStoreColor (display->display, display->cmap, XColor*); */
914		814
915	/*	815	/*
916	* FIXME: should free colors here, but no idea how to do it so instead,	816	* FIXME: should free colors here, but no idea how to do it so instead,
917	* so just keep gobbling up the colormap	817	* so just keep gobbling up the colormap
918	*/	818	*/
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		819
931	pix_colors_focused[idx] = xcol;	820	pix_colors_focused[idx] = xcol;
932	SET_PIXCOLOR (idx);
933		821
934	/* XSetWindowAttributes attr; */
935	/* Cursor cursor; */
936	Done:	822	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. */	823	/*TODO: handle Color_BD, scrollbar background, etc. */
943		824
		825	update_fade_color (idx);
944	recolour_cursor ();	826	recolour_cursor ();
945	scr_recolour ();	827	scr_recolour ();
		828	#endif /* XTERM_COLOR_CHANGE */
946	}	829	}
947
948	#else
949	# define set_window_color (idx,color) ((void)0)
950	#endif /* XTERM_COLOR_CHANGE */
951		830
952	void	831	void
953	rxvt_term::recolour_cursor ()	832	rxvt_term::recolour_cursor ()
954	{	833	{
955	XColor xcol[2];	834	XColor fg, bg;
956		835
957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	836	(ISSET_PIXCOLOR (Color_pointer_fg)
958	? pix_colors_focused[Color_pointer_fg]	837	? pix_colors_focused[Color_pointer_fg]
959	: pix_colors_focused[Color_fg];	838	: pix_colors_focused[Color_fg]).get (fg);
		839
960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	840	(ISSET_PIXCOLOR (Color_pointer_bg)
961	? pix_colors_focused[Color_pointer_bg]	841	? pix_colors_focused[Color_pointer_bg]
962	: pix_colors_focused[Color_bg];	842	: pix_colors_focused[Color_bg]).get (bg);
963		843
964	XQueryColors (display->display, display->cmap, xcol, 2);	844	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
966	}	845	}
967		846
968	/*----------------------------------------------------------------------*/	847	/*----------------------------------------------------------------------*/
969	/*	848	/*
970	* find if fg/bg matches any of the normal (low-intensity) colors	849	* find if fg/bg matches any of the normal (low-intensity) colors
971	*/	850	*/
972	void	851	void
973	rxvt_term::set_colorfgbg ()	852	rxvt_term::set_colorfgbg ()
974	{	853	{
975	unsigned int i;	854	unsigned int i;
976	const char *xpmb = "\0";	855	const char *xpmb = "";
977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	856	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
978		857
979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
980	strcpy (fstr, "default");	858	strcpy (fstr, "default");
981	strcpy (bstr, "default");	859	strcpy (bstr, "default");
982	for (i = Color_Black; i <= Color_White; i++)	860	for (i = Color_Black; i <= Color_White; i++)
983	if (pix_colors[Color_fg] == pix_colors[i])	861	if (pix_colors[Color_fg] == pix_colors[i])
984	{	862	{
…		…
988		866
989	for (i = Color_Black; i <= Color_White; i++)	867	for (i = Color_Black; i <= Color_White; i++)
990	if (pix_colors[Color_bg] == pix_colors[i])	868	if (pix_colors[Color_bg] == pix_colors[i])
991	{	869	{
992	sprintf (bstr, "%d", (i - Color_Black));	870	sprintf (bstr, "%d", (i - Color_Black));
993	#ifdef XPM_BACKGROUND	871	#ifdef BG_IMAGE_FROM_FILE
994	xpmb = "default;";	872	xpmb = "default;";
995	#endif	873	#endif
996	break;	874	break;
997	}	875	}
998		876
999	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	877	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1000	}	878	}
1001		879
1002	/*----------------------------------------------------------------------*/	880	/*----------------------------------------------------------------------*/
1003	/*
1004	* Colour determination for low colour displays, routine from
1005	* Hans de Goede <hans@highrise.nl>
1006	*/
1007		881
1008	int	882	bool
1009	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	883	rxvt_term::set_color (rxvt_color &color, const char *name)
1010	{	884	{
1011	if (!screen_in_out->set (display, colour))	885	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;	886	return true;
		887
		888	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		889	return false;
		890	}
		891
		892	void
		893	rxvt_term::alias_color (int dst, int src)
		894	{
		895	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1018	}	896	}
1019		897
1020	/* -------------------------------------------------------------------- *	898	/* -------------------------------------------------------------------- *
1021	* - WINDOW RESIZING - *	899	* - WINDOW RESIZING - *
1022	* -------------------------------------------------------------------- */	900	* -------------------------------------------------------------------- */
1023	void	901	void
1024	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	902	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1025	{	903	{
1026	int fix_screen;	904	int fix_screen;
		905	int old_width = szHint.width;
		906	int old_height = szHint.height;
1027		907
1028	#ifdef SMART_RESIZE
1029	int old_width = szHint.width, old_height = szHint.height;
1030	#endif
1031
1032	window_calc (width, height);	908	window_calc (newwidth, newheight);
		909
		910	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1033	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	911	XSetWMNormalHints (dpy, parent[0], &szHint);
1034		912
1035	if (!ignoreparent)	913	if (!ignoreparent)
1036	{	914	{
1037	#ifdef SMART_RESIZE	915	#ifdef SMART_RESIZE
1038	/*	916	/*
…		…
1042	int x, y, x1, y1;	920	int x, y, x1, y1;
1043	int dx, dy;	921	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	922	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	923	Window unused_cr;
1046		924
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	925	XTranslateCoordinates (dpy, parent[0], display->root,
1048	0, 0, &x, &y, &unused_cr);	926	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	927	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	928	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	929	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	930	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	931	* our position for handles and decorations. Counter it
1054	*/	932	*/
…		…
1056	{	934	{
1057	x -= x1;	935	x -= x1;
1058	y -= y1;	936	y -= y1;
1059	}	937	}
1060		938
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	939	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	940	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	941	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	942	dy = old_height - szHint.height;
1065		943
1066	/* Check position of the center of the window */	944	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	945	if (x < x1) /* left half */
1068	dx = 0;	946	dx = 0;
…		…
1071	if (y < y1) /* top half */	949	if (y < y1) /* top half */
1072	dy = 0;	950	dy = 0;
1073	else if (y == y1) /* exact center */	951	else if (y == y1) /* exact center */
1074	dy /= 2;	952	dy /= 2;
1075		953
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	954	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1077	szHint.width, szHint.height);	955	szHint.width, szHint.height);
1078	#else	956	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	957	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1080	#endif	958	#endif
1081	}	959	}
1082		960
1083	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	961	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1084		962
1085	if (fix_screen || width != old_width || height != old_height)	963	if (fix_screen || newwidth != old_width || newheight != old_height)
1086	{	964	{
1087	if (scrollbar_visible ())	965	if (scrollBar.state)
1088	{	966	scrollBar.resize ();
1089	XMoveResizeWindow (display->display, scrollBar.win,
1090	window_sb_x, 0,
1091	scrollbar_TotalWidth (), szHint.height);
1092	resize_scrollbar ();
1093	}
1094		967
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,	968	XMoveResizeWindow (dpy, vt,
1101	window_vt_x, window_vt_y,	969	window_vt_x, window_vt_y,
1102	TermWin_TotalWidth (), TermWin_TotalHeight ());	970	width, height);
		971
		972	#ifdef HAVE_BG_PIXMAP
		973	if (bgPixmap.window_size_sensitive ())
		974	update_background ();
		975	#endif
		976
1103	scr_clear ();	977	scr_clear ();
1104	#ifdef XPM_BACKGROUND
1105	resize_pixmap ();
1106	#endif
1107	}	978	}
1108		979
1109	if (fix_screen || old_height == 0)	980	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 ();	981	scr_reset ();
1124		982
1125	if (curr_screen >= 0) /* this is not the first time through */	983	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1126	{	984	//scr_touch (false);
1127	scr_change_screen (curr_screen);
1128	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1129	}
1130	}
1131		985
1132	old_width = szHint.width;	986	#ifdef HAVE_BG_PIXMAP
1133	old_height = szHint.height;	987	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		988	// if (bgPixmap.pixmap)
		989	// scr_touch (false);
		990	#endif
1134		991
1135	#ifdef USE_XIM	992	#ifdef USE_XIM
1136	IMSetStatusPosition ();	993	IMSetPosition ();
1137	#endif	994	#endif
1138	}	995	}
1139		996
1140	/*	997	/*
1141	* Set the width/height of the vt window in characters. Units are pixels.	998	* Set the width/height of the vt window in characters. Units are pixels.
1142	* good for toggling 80/132 columns	999	* good for toggling 80/132 columns
1143	*/	1000	*/
1144	void	1001	void
1145	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1002	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1146	{	1003	{
1147	XWindowAttributes wattr;	1004	XWindowAttributes wattr;
1148		1005
1149	if (width == 0 || height == 0)	1006	if (newwidth == 0 || newheight == 0)
1150	{	1007	{
1151	XGetWindowAttributes (display->display, display->root, &wattr);	1008	XGetWindowAttributes (dpy, display->root, &wattr);
		1009
1152	if (width == 0)	1010	if (newwidth == 0)
1153	width = wattr.width - szHint.base_width;	1011	newwidth = wattr.width - szHint.base_width;
1154	if (height == 0)	1012	if (newheight == 0)
1155	height = wattr.height - szHint.base_height;	1013	newheight = wattr.height - szHint.base_height;
1156	}
1157
1158	if (width != TermWin.width || height != TermWin.height)
1159	{	1014	}
		1015
		1016	if (newwidth != width || newheight != height)
		1017	{
1160	width += szHint.base_width;	1018	newwidth += szHint.base_width;
1161	height += szHint.base_height;	1019	newheight += szHint.base_height;
1162	resize_all_windows (width, height, 0);	1020	resize_all_windows (newwidth, newheight, 0);
1163	}	1021	}
1164	}	1022	}
1165		1023
1166	/* -------------------------------------------------------------------- *	1024	/* -------------------------------------------------------------------- *
1167	* - X INPUT METHOD ROUTINES - *	1025	* - X INPUT METHOD ROUTINES - *
…		…
1169	#ifdef USE_XIM	1027	#ifdef USE_XIM
1170		1028
1171	void	1029	void
1172	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1030	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1173	{	1031	{
1174	fg = pix_colors[Color_fg];	1032	fg = pix_colors [Color_fg];
1175	bg = pix_colors[Color_bg];	1033	bg = pix_colors [Color_bg];
1176	}	1034	}
1177		1035
1178	void	1036	void
1179	rxvt_term::im_set_size (XRectangle &size)	1037	rxvt_term::im_set_size (XRectangle &size)
1180	{	1038	{
1181	// the int_bwidth terms make no sense to me	1039	// the int_bwidth terms make no sense to me
1182	size.x = TermWin.int_bwidth;	1040	size.x = int_bwidth;
1183	size.y = TermWin.int_bwidth;	1041	size.y = int_bwidth;
1184	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1042	size.width = Width2Pixel (ncol) + int_bwidth;
1185	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1043	size.height = Height2Pixel (nrow) + int_bwidth;
1186	}	1044	}
1187		1045
1188	void	1046	void
1189	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1047	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1190	XRectangle &status_rect,	1048	XRectangle &status_rect,
1191	const XRectangle &needed_rect)	1049	const XRectangle &needed_rect)
1192	{	1050	{
1193	preedit_rect.x = needed_rect.width;	1051	preedit_rect.x = needed_rect.width;
1194	preedit_rect.y = 0;	1052	preedit_rect.y = 0;
1195	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1053	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1196	preedit_rect.height = TermWin.fheight;	1054	preedit_rect.height = fheight;
1197		1055
1198	status_rect.x = 0;	1056	status_rect.x = 0;
1199	status_rect.y = 0;	1057	status_rect.y = 0;
1200	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1058	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1201	status_rect.height = TermWin.fheight;	1059	status_rect.height = fheight;
1202	}	1060	}
1203		1061
1204	/* Checking whether input method is running. */	1062	/* Checking whether input method is running. */
1205	bool	1063	bool
1206	rxvt_term::IMisRunning ()	1064	rxvt_term::IMisRunning ()
…		…
1217	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1075	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1218		1076
1219	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1077	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1220	*p = '\0';	1078	*p = '\0';
1221		1079
1222	atom = XInternAtom (display->display, server, False);	1080	atom = XInternAtom (dpy, server, False);
1223	win = XGetSelectionOwner (display->display, atom);	1081	win = XGetSelectionOwner (dpy, atom);
1224		1082
1225	if (win != None)	1083	if (win != None)
1226	return True;	1084	return True;
1227	}	1085	}
1228		1086
…		…
1234	{	1092	{
1235	XPoint nspot;	1093	XPoint nspot;
1236	XVaNestedList preedit_attr;	1094	XVaNestedList preedit_attr;
1237		1095
1238	if (!Input_Context	1096	if (!Input_Context
1239	|| !TermWin.focus	1097	|| !focus
1240	|| !(input_style & XIMPreeditPosition))	1098	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1241	return;	1099	return;
1242		1100
1243	im_set_position (nspot);	1101	im_set_position (nspot);
1244		1102
1245	if (nspot.x == spot.x && nspot.y == spot.y)	1103	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1264	input_method = 0;	1122	input_method = 0;
1265	}	1123	}
1266		1124
1267	Input_Context = 0;	1125	Input_Context = 0;
1268	}	1126	}
		1127
		1128	#ifdef ENABLE_XIM_ONTHESPOT
		1129
		1130	static void
		1131	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1132	{
		1133	((rxvt_term *)client_data)->make_current ();
		1134	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1135	}
		1136
		1137	static void
		1138	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1139	{
		1140	((rxvt_term *)client_data)->make_current ();
		1141	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1142	}
		1143
		1144	static void
		1145	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1146	{
		1147	rxvt_term *term = (rxvt_term *)client_data;
		1148	XIMText *text = call_data->text;
		1149
		1150	term->make_current ();
		1151
		1152	if (text)
		1153	{
		1154	void *str;
		1155
		1156	if (!text->encoding_is_wchar && text->string.multi_byte)
		1157	{
		1158	// of course, X makes it ugly again
		1159	if (term->rs[Rs_imLocale])
		1160	SET_LOCALE (term->rs[Rs_imLocale]);
		1161
		1162	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1163	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1164
		1165	if (term->rs[Rs_imLocale])
		1166	SET_LOCALE (term->locale);
		1167	}
		1168	else
		1169	str = (void *)text->string.wide_char;
		1170
		1171	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1172	DT_INT, call_data->caret,
		1173	DT_INT, call_data->chg_first,
		1174	DT_INT, call_data->chg_length,
		1175	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1176	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1177	DT_END));
		1178	}
		1179	else
		1180	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1181	DT_INT, call_data->caret,
		1182	DT_INT, call_data->chg_first,
		1183	DT_INT, call_data->chg_length,
		1184	DT_END));
		1185	}
		1186
		1187	#if 0
		1188	static void
		1189	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1190	{
		1191	((rxvt_term *)client_data)->make_current ();
		1192	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1193	DT_INT, call_data->position,
		1194	DT_INT, call_data->direction,
		1195	DT_INT, call_data->style,
		1196	DT_END));
		1197	}
		1198	#endif
		1199
		1200	#endif
1269		1201
1270	/*	1202	/*
1271	* Try to open a XIM with the current modifiers, then see if we can	1203	* Try to open a XIM with the current modifiers, then see if we can
1272	* open a suitable preedit type	1204	* open a suitable preedit type
1273	*/	1205	*/
…		…
1280	XRectangle rect, status_rect, needed_rect;	1212	XRectangle rect, status_rect, needed_rect;
1281	unsigned long fg, bg;	1213	unsigned long fg, bg;
1282	const char *p;	1214	const char *p;
1283	char **s;	1215	char **s;
1284	XIMStyles *xim_styles;	1216	XIMStyles *xim_styles;
		1217	#ifdef ENABLE_XIM_ONTHESPOT
		1218	XIMCallback xcb[4];
		1219	#endif
		1220
		1221	set_environ (envv);
1285		1222
1286	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1223	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1287	return false;	1224	return false;
1288		1225
1289	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1290	input_method = display->get_xim (locale, modifiers);	1226	input_method = display->get_xim (locale, modifiers);
1291	if (input_method == NULL)	1227	if (input_method == NULL)
1292	return false;	1228	return false;
1293		1229
1294	xim = input_method->xim;	1230	xim = input_method->xim;
…		…
1314	s = rxvt_splitcommastring (p);	1250	s = rxvt_splitcommastring (p);
1315		1251
1316	for (i = found = 0; !found && s[i]; i++)	1252	for (i = found = 0; !found && s[i]; i++)
1317	{	1253	{
1318	if (!strcmp (s[i], "OverTheSpot"))	1254	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1255	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!strcmp (s[i], "OffTheSpot"))	1256	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1257	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!strcmp (s[i], "Root"))	1258	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1259	input_style = XIMPreeditNothing | XIMStatusNothing;
1324	else if (!strcmp (s[i], "None"))	1260	else if (!strcmp (s[i], "None"))
1325	input_style = (XIMPreeditNone | XIMStatusNone);	1261	input_style = XIMPreeditNone | XIMStatusNone;
		1262	#ifdef ENABLE_XIM_ONTHESPOT
		1263	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1264	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1265	#endif
		1266	else
		1267	input_style = XIMPreeditNothing | XIMStatusNothing;
1326		1268
1327	for (j = 0; j < xim_styles->count_styles; j++)	1269	for (j = 0; j < xim_styles->count_styles; j++)
1328	if (input_style == xim_styles->supported_styles[j])	1270	if (input_style == xim_styles->supported_styles[j])
1329	{	1271	{
1330	rxvt_freecommastring (s);	1272	rxvt_freecommastring (s);
…		…
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1306	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1307	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1308	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1309	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1368	"*",	1310	"*",
1369	TermWin.fheight,	1311	fheight,
1370	TermWin.fheight + 1, TermWin.fheight - 1,	1312	fheight + 1, fheight - 1,
1371	TermWin.fheight - 2, TermWin.fheight + 2);	1313	fheight - 2, fheight + 2);
1372		1314
1373	fs = XCreateFontSet (display->display, pat,	1315	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1374	&missing_charset_list, &missing_charset_count, &def_string);	1316	&missing_charset_list, &missing_charset_count, &def_string);
1375		1317
1376	if (missing_charset_list)	1318	if (missing_charset_list)
1377	XFreeStringList (missing_charset_list);	1319	XFreeStringList (missing_charset_list);
1378		1320
…		…
1419	XNBackground, bg,	1361	XNBackground, bg,
1420	XNArea, &status_rect,	1362	XNArea, &status_rect,
1421	XNFontSet, fs,	1363	XNFontSet, fs,
1422	NULL);	1364	NULL);
1423	}	1365	}
		1366	#if ENABLE_XIM_ONTHESPOT
		1367	else if (input_style & XIMPreeditCallbacks)
		1368	{
		1369	im_set_position (spot);
		1370
		1371	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1372	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1373	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1374	# if 0
		1375	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1376	# endif
		1377
		1378	preedit_attr = XVaCreateNestedList (0,
		1379	XNSpotLocation, &spot,
		1380	XNPreeditStartCallback, &xcb[0],
		1381	XNPreeditDoneCallback , &xcb[1],
		1382	XNPreeditDrawCallback , &xcb[2],
		1383	# if 0
		1384	XNPreeditCaretCallback, &xcb[3],
		1385	# endif
		1386	NULL);
		1387	}
		1388	#endif
1424		1389
1425	Input_Context = XCreateIC (xim,	1390	Input_Context = XCreateIC (xim,
1426	XNInputStyle, input_style,	1391	XNInputStyle, input_style,
1427	XNClientWindow, TermWin.vt,	1392	XNClientWindow, vt,
1428	XNFocusWindow, TermWin.parent[0],	1393	XNFocusWindow, parent[0],
1429	preedit_attr ? XNPreeditAttributes : NULL,	1394	preedit_attr ? XNPreeditAttributes : NULL,
1430	preedit_attr,	1395	preedit_attr,
1431	status_attr ? XNStatusAttributes : NULL,	1396	status_attr ? XNStatusAttributes : NULL,
1432	status_attr, NULL);	1397	status_attr, NULL);
1433		1398
1434	if (preedit_attr) XFree (preedit_attr);	1399	if (preedit_attr) XFree (preedit_attr);
1435	if (status_attr) XFree (status_attr);	1400	if (status_attr) XFree (status_attr);
1436	if (fs) XFreeFontSet (display->display, fs);	1401	if (fs) XFreeFontSet (dpy, fs);
1437		1402
1438	if (Input_Context == NULL)	1403	if (Input_Context == NULL)
1439	{	1404	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1405	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	im_destroy ();	1406	im_destroy ();
1442	return false;	1407	return false;
1443	}	1408	}
1444		1409
1445	if (input_style & XIMPreeditArea)	1410	#if 0
		1411	// unfortunately, only the focus window is used by XIM, hard to fix
		1412	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1413	vt_select_input ();
		1414	#endif
		1415
1446	IMSetStatusPosition ();	1416	IMSetPosition ();
1447		1417
1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1449	return true;	1418	return true;
1450	}	1419	}
1451		1420
1452	void	1421	void
1453	rxvt_term::im_cb ()	1422	rxvt_term::im_cb ()
1454	{	1423	{
1455	int i, found, had_im;	1424	int i;
1456	const char *p;	1425	const char *p;
1457	char **s;	1426	char **s;
1458	char buf[IMBUFSIZ];	1427	char buf[IMBUFSIZ];
1459		1428
		1429	make_current ();
		1430
1460	im_destroy ();	1431	im_destroy ();
1461		1432
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1433	if (Input_Context)
1464	return;	1434	return;
1465		1435
1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1436	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467	if (rs[Rs_imLocale])	1437	if (rs[Rs_imLocale])
…		…
1509	SET_LOCALE (locale);	1479	SET_LOCALE (locale);
1510	#endif	1480	#endif
1511	}	1481	}
1512		1482
1513	void	1483	void
1514	rxvt_term::IMSetStatusPosition ()	1484	rxvt_term::IMSetPosition ()
1515	{	1485	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1486	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1487	XVaNestedList preedit_attr, status_attr;
1518		1488
1519	if (!Input_Context	1489	if (!Input_Context
1520	|| !TermWin.focus	1490	|| !focus
1521	|| !(input_style & XIMPreeditArea)	1491	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1522	|| !IMisRunning ())	1492	|| !IMisRunning ())
1523	return;	1493	return;
1524		1494
		1495	if (input_style & XIMPreeditPosition)
		1496	{
		1497	im_set_size (preedit_rect);
		1498	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1499
		1500	XSetICValues (Input_Context,
		1501	XNPreeditAttributes, preedit_attr, NULL);
		1502	}
		1503	else
		1504	{
1525	/* Getting the necessary width of preedit area */	1505	/* Getting the necessary width of preedit area */
1526	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1506	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1527	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1507	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1528	XFree (status_attr);	1508	XFree (status_attr);
1529		1509
1530	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1510	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1531	XFree (needed_rect);	1511	XFree (needed_rect);
1532		1512
1533	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1513	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1534	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1514	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1535		1515
1536	XSetICValues (Input_Context,	1516	XSetICValues (Input_Context,
1537	XNPreeditAttributes, preedit_attr,	1517	XNPreeditAttributes, preedit_attr,
1538	XNStatusAttributes, status_attr, NULL);	1518	XNStatusAttributes, status_attr,
		1519	NULL);
1539		1520
		1521	XFree (status_attr);
		1522	}
		1523
1540	XFree (preedit_attr);	1524	XFree (preedit_attr);
1541	XFree (status_attr);
1542	}	1525	}
1543	#endif /* USE_XIM */	1526	#endif /* USE_XIM */
1544		1527
1545	/*----------------------------------------------------------------------*/	1528	void
1546	rxvt_t rxvt_current_term;	1529	rxvt_term::get_window_origin (int &x, int &y)
		1530	{
		1531	Window cr;
		1532	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1533	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1534	}
		1535
		1536	Pixmap
		1537	rxvt_term::get_pixmap_property (int prop_id)
		1538	{
		1539	if (prop_id > 0 && prop_id < NUM_XA)
		1540	if (xa[prop_id])
		1541	{
		1542	int aformat;
		1543	unsigned long nitems, bytes_after;
		1544	Atom atype;
		1545	unsigned char *prop = NULL;
		1546	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1547	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1548	&nitems, &bytes_after, &prop);
		1549	if (result == Success && prop && atype == XA_PIXMAP)
		1550	return *(Pixmap *)prop;
		1551	}
		1552
		1553	return None;
		1554	}
		1555
		1556	#ifdef HAVE_BG_PIXMAP
		1557	# if TRACE_PIXMAPS
		1558	# undef update_background
		1559	void
		1560	rxvt_term::trace_update_background (const char *file, int line)
		1561	{
		1562	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1563	update_background ();
		1564	}
		1565	# endif
		1566
		1567	void
		1568	rxvt_term::update_background ()
		1569	{
		1570	if (update_background_ev.is_active ())
		1571	return;
		1572
		1573	bgPixmap.invalidate ();
		1574
		1575	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1576
		1577	if (to_wait <= 0.)
		1578	bgPixmap.render ();
		1579	else
		1580	update_background_ev.start (to_wait);
		1581	}
		1582
		1583	void
		1584	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1585	{
		1586	make_current ();
		1587
		1588	update_background_ev.stop ();
		1589	bgPixmap.render ();
		1590	refresh_check ();
		1591	}
		1592
		1593	#endif /* HAVE_BG_PIXMAP */
1547		1594
1548	/*----------------------- end-of-file (C source) -----------------------*/	1595	/*----------------------- end-of-file (C source) -----------------------*/

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