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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.119 by root, Mon Dec 13 01:29:03 2004 UTC vs.
Revision 1.318 by root, Sat May 30 08:51:23 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);
		280	free (v_buffer);
264	free (incr_buf);	281	free (incr_buf);
265		282
266	delete envv;	283	delete envv;
267	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 ();
268	}	304	}
269		305
270	void	306	void
271	rxvt_term::destroy ()	307	rxvt_term::destroy ()
272	{	308	{
273	if (destroy_ev.active)	309	if (destroy_ev.is_active ())
274	return;	310	return;
		311
		312	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
275		313
276	#if ENABLE_OVERLAY	314	#if ENABLE_OVERLAY
277	scr_overlay_off ();	315	scr_overlay_off ();
278	#endif	316	#endif
279		317
280	if (display)	318	if (display)
281	{	319	{
282	#if USE_XIM	320	#if USE_XIM
283	im_ev.stop (display);	321	im_ev.stop (display);
284	#endif	322	#endif
285	#if HAVE_SCROLLBARS
286	scrollbar_ev.stop (display);	323	scrollbar_ev.stop (display);
287	#endif	324	#if ENABLE_TRANSPARENCY || ENABLE_PERL
288	#if MENUBAR
289	menubar_ev.stop (display);
290	#endif
291	#if TRANSPARENT
292	rootwin_ev.stop (display);	325	rootwin_ev.stop (display);
293	#endif	326	#endif
294	incr_ev.stop ();	327	incr_ev.stop ();
295	termwin_ev.stop (display);	328	termwin_ev.stop (display);
296	vt_ev.stop (display);	329	vt_ev.stop (display);
297	}	330	}
298		331
299	check_ev.stop ();	332	flush_ev.stop ();
300	pty_ev.stop ();	333	pty_ev.stop ();
301	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
302	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
303	#endif	336	#endif
304	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
…		…
312	#endif	345	#endif
313	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
314	pointer_ev.stop ();	347	pointer_ev.stop ();
315	#endif	348	#endif
316		349
317	destroy_ev.start (0);	350	destroy_ev.start ();
318	}	351	}
319		352
320	void	353	void
321	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
322	{	355	{
323	SET_R (this);	356	make_current ();
324		357
325	delete this;	358	delete this;
326	}
327
328	/*----------------------------------------------------------------------*/
329	/* rxvt_init () */
330	bool
331	rxvt_term::init (int argc, const char *const *argv)
332	{
333	SET_R (this);
334
335	if (!init_vars ())
336	return false;
337
338	init_secondary ();
339
340	const char **cmd_argv = init_resources (argc, argv);
341
342	set_locale ("");
343
344	#if MENUBAR_MAX
345	menubar_read (rs[Rs_menu]);
346	#endif
347	#ifdef HAVE_SCROLLBARS
348	if (options & Opt_scrollBar)
349	scrollBar.setIdle (); /* set existence for size calculations */
350	#endif
351
352	create_windows (argc, argv);
353
354	init_xlocale ();
355
356	scr_reset (); /* initialize screen */
357
358	#if 0
359	XSynchronize (display->display, True);
360	#endif
361
362	#ifdef HAVE_SCROLLBARS
363	if (options & Opt_scrollBar)
364	resize_scrollbar (); /* create and map scrollbar */
365	#endif
366	#if (MENUBAR_MAX)
367	if (menubar_visible ())
368	XMapWindow (display->display, menuBar.win);
369	#endif
370	#ifdef TRANSPARENT
371	if (options & Opt_transparent)
372	{
373	XSelectInput (display->display, display->root, PropertyChangeMask);
374	check_our_parents ();
375	rootwin_ev.start (display, display->root);
376	}
377	#endif
378
379	XMapWindow (display->display, TermWin.vt);
380	XMapWindow (display->display, TermWin.parent[0]);
381
382	set_colorfgbg ();
383
384	init_command (cmd_argv);
385
386	pty_ev.start (pty.pty, EVENT_READ);
387
388	check_ev.start ();
389
390	return true;
391	}
392
393	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
394
395	void
396	rxvt_init ()
397	{
398	/*
399	* Save and then give up any super-user privileges
400	* If we need privileges in any area then we must specifically request it.
401	* We should only need to be root in these cases:
402	* 1. write utmp entries on some systems
403	* 2. chown tty on some systems
404	*/
405	rxvt_privileges (SAVE);
406	rxvt_privileges (IGNORE);
407
408	signal (SIGHUP, SIG_IGN);
409	signal (SIGPIPE, SIG_IGN);
410
411	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
412	/* signal (SIGURG, SIG_DFL); */
413
414	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
415	// TODO: handle this with exceptions and tolerate the memory loss
416	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
417	}
418
419	/* ------------------------------------------------------------------------- *
420	* SIGNAL HANDLING & EXIT HANDLER *
421	* ------------------------------------------------------------------------- */
422	/*
423	* Catch a SIGCHLD signal and exit if the direct child has died
424	*/
425
426	void
427	rxvt_term::sig_chld (sig_watcher &w)
428	{
429	// we are being called for every SIGCHLD, not just ours
430	int pid;
431
432	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
433	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
434	if (pid == (*t)->cmd_pid)
435	{
436	(*t)->destroy ();
437	break;
438	}
439	}	359	}
440		360
441	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
442	/*	362	/*
443	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
444	* 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
445	*/	365	*/
446	void	366	static XErrorHandler old_xerror_handler;
447	rxvt_destroy_all ()	367
		368	static void
		369	rxvt_emergency_cleanup ()
448	{	370	{
449	// TODO: rxvtd should clean up all ressources
450	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++)
451	(*t)->destroy ();	372	(*t)->emergency_cleanup ();
452	}	373	}
453		374
454	/*	375	#if !ENABLE_MINIMAL
455	* Catch a fatal signal and tidy up before quitting	376	static void
456	*/	377	print_x_error (Display *dpy, XErrorEvent *event)
457	void
458	rxvt_term::sig_term (sig_watcher &w)
459	{	378	{
460	#ifdef DEBUG_CMD	379	char buffer[BUFSIZ];
461	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	380	char mesg[BUFSIZ];
462	#endif	381	char number[32];
463	rxvt_destroy_all ();	382	char *mtype = "XlibMessage";
464	signal (w.signum, SIG_DFL);	383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
465	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);
466	}	421	}
		422	#endif
467		423
468	/* INTPROTO */
469	int	424	int
470	rxvt_xerror_handler (Display *display, XErrorEvent *event)	425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
471	{	426	{
472	if (GET_R->allowedxerror == -1)	427	if (GET_R->allowedxerror == -1)
473	GET_R->allowedxerror = event->error_code;	428	GET_R->allowedxerror = event->error_code;
474	else	429	else
475	{	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
476	old_xerror_handler (display, event);	434	old_xerror_handler (display, event);
477	GET_R->destroy ();	435	#else
		436	print_x_error (display, event);
		437	#endif
478	}	438	}
479		439
480	return 0;	440	return 0;
481	}	441	}
482		442
483	/* ------------------------------------------------------------------------- *	443	int
484	* MEMORY ALLOCATION WRAPPERS *	444	rxvt_xioerror_handler (Display *display)
485	* ------------------------------------------------------------------------- */	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
486	void *	468	void
487	rxvt_malloc (size_t size)	469	sig_handlers::sig_term (ev::sig &w, int revents)
488	{	470	{
489	void *p = malloc (size);	471	rxvt_emergency_cleanup ();
490		472	w.stop ();
491	if (!p)	473	kill (getpid (), w.signum);
492	rxvt_fatal ("memory allocation failure. aborting.\n");
493
494	return p;
495	}	474	}
496		475
497	/* INTPROTO */	476	char **rxvt_environ; // startup environment
498	void *
499	rxvt_calloc (size_t number, size_t size)
500	{
501	void *p = calloc (number, size);
502		477
503	if (!p)
504	rxvt_fatal ("memory allocation failure. aborting.\n");
505
506	return p;
507	}
508
509	/* INTPROTO */
510	void *
511	rxvt_realloc (void *ptr, size_t size)
512	{
513	void *p = realloc (ptr, size);
514
515	if (!p)
516	rxvt_fatal ("memory allocation failure. aborting.\n");
517
518	return p;
519	}
520
521	/* ------------------------------------------------------------------------- *
522	* PRIVILEGED OPERATIONS *
523	* ------------------------------------------------------------------------- */
524	/* take care of suid/sgid super-user (root) privileges */
525	void	478	void
526	rxvt_privileges (rxvt_privaction action)	479	rxvt_init ()
527	{	480	{
528	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	481	ptytty::init ();
529	static uid_t euid;
530	static gid_t egid;
531	#endif
532		482
533	#if ! defined(__CYGWIN32__)	483	if (!ev_default_loop (0))
534	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	484	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
535	/* setreuid () is the poor man's setuid (), seteuid () */
536	# define seteuid(a) setreuid(-1, (a))
537	# define setegid(a) setregid(-1, (a))
538	# define HAVE_SETEUID
539	# endif
540	# ifdef HAVE_SETEUID
541	switch (action)
542	{
543	case IGNORE:
544	/*
545	* change effective uid/gid - not real uid/gid - so we can switch
546	* back to root later, as required
547	*/
548	seteuid (getuid ());
549	setegid (getgid ());
550	break;
551	case SAVE:
552	euid = geteuid ();
553	egid = getegid ();
554	break;
555	case RESTORE:
556	seteuid (euid);
557	setegid (egid);
558	break;
559	}
560	# else
561	switch (action)
562	{
563	case IGNORE:
564	setuid (getuid ());
565	setgid (getgid ());
566	/* FALLTHROUGH */
567	case SAVE:
568	/* FALLTHROUGH */
569	case RESTORE:
570	break;
571	}
572	# endif
573	#endif
574	}
575		485
576	#ifdef UTMP_SUPPORT	486	rxvt_environ = environ;
577	void
578	rxvt_term::privileged_utmp (rxvt_privaction action)
579	{
580	if ((options & Opt_utmpInhibit)
581	|| !pty.name || !*pty.name)
582	return;
583		487
584	rxvt_privileges (RESTORE);	488	signal (SIGHUP, SIG_IGN);
		489	signal (SIGPIPE, SIG_IGN);
585		490
586	if (action == SAVE)	491	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
587	makeutent (pty.name, rs[Rs_display_name]);	492	sig_handlers.sw_int.start (SIGINT); ev_unref ();
588	else
589	cleanutent ();
590		493
591	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 ();
592	}	502	}
593	#endif
594		503
595	/*----------------------------------------------------------------------*/	504	/*----------------------------------------------------------------------*/
596	/*	505	/*
597	* window size/position calculcations for XSizeHint and other storage.	506	* window size/position calculations for XSizeHint and other storage.
598	* if width/height are non-zero then override calculated width/height	507	* if width/height are non-zero then override calculated width/height
599	*/	508	*/
600	void	509	void
601	rxvt_term::window_calc (unsigned int width, unsigned int height)	510	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
602	{	511	{
603	short recalc_x, recalc_y;	512	short recalc_x, recalc_y;
604	int x, y, sb_w, mb_h, flags;	513	int x, y, flags;
605	unsigned int w, h;	514	unsigned int w, h;
606	unsigned int max_width, max_height;	515	unsigned int max_width, max_height;
607		516
608	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	TermWin.ncol, TermWin.nrow, szHint.width,
610	szHint.height));
611	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	517	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
612	szHint.win_gravity = NorthWestGravity;	518	szHint.win_gravity = NorthWestGravity;
613	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	519	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
614		520
615	recalc_x = recalc_y = 0;	521	recalc_x = recalc_y = 0;
616	flags = 0;	522	flags = 0;
		523
617	if (!parsed_geometry)	524	if (!parsed_geometry)
618	{	525	{
619	parsed_geometry = 1;	526	parsed_geometry = 1;
		527
620	if (rs[Rs_geometry])	528	if (rs[Rs_geometry])
621	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	529	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		530
622	if (flags & WidthValue)	531	if (flags & WidthValue)
623	{	532	{
624	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 ());
625	szHint.flags |= USSize;	537	szHint.flags |= USSize;
626	}	538	}
		539
627	if (flags & HeightValue)	540	if (flags & HeightValue)
628	{	541	{
629	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 ());
630	szHint.flags |= USSize;	546	szHint.flags |= USSize;
631	}	547	}
		548
632	if (flags & XValue)	549	if (flags & XValue)
633	{	550	{
634	szHint.x = x;	551	szHint.x = x;
635	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
636	if (flags & XNegative)	554	if (flags & XNegative)
637	{	555	{
638	recalc_x = 1;	556	recalc_x = 1;
639	szHint.win_gravity = NorthEastGravity;	557	szHint.win_gravity = NorthEastGravity;
640	}	558	}
641	}	559	}
		560
642	if (flags & YValue)	561	if (flags & YValue)
643	{	562	{
644	szHint.y = y;	563	szHint.y = y;
645	szHint.flags |= USPosition;	564	szHint.flags |= USPosition;
		565
646	if (flags & YNegative)	566	if (flags & YNegative)
647	{	567	{
648	recalc_y = 1;	568	recalc_y = 1;
		569
649	if (szHint.win_gravity == NorthEastGravity)	570	if (szHint.win_gravity == NorthEastGravity)
650	szHint.win_gravity = SouthEastGravity;	571	szHint.win_gravity = SouthEastGravity;
651	else	572	else
652	szHint.win_gravity = SouthWestGravity;	573	szHint.win_gravity = SouthWestGravity;
653	}	574	}
654	}	575	}
655	}	576	}
656		577
657	/* TODO: BOUNDS */	578	/* TODO: BOUNDS */
658	TermWin.width = TermWin.ncol * TermWin.fwidth;	579	width = ncol * fwidth;
659	TermWin.height = TermWin.nrow * TermWin.fheight;	580	height = nrow * fheight;
660	max_width = MAX_COLS * TermWin.fwidth;	581	max_width = MAX_COLS * fwidth;
661	max_height = MAX_ROWS * TermWin.fheight;	582	max_height = MAX_ROWS * fheight;
662		583
663	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	584	szHint.base_width = szHint.base_height = 2 * int_bwidth;
664		585
665	sb_w = mb_h = 0;
666	window_vt_x = window_vt_y = TermWin.int_bwidth;	586	window_vt_x = window_vt_y = int_bwidth;
667		587
668	if (scrollbar_visible ())	588	if (scrollBar.state)
669	{	589	{
670	sb_w = scrollbar_TotalWidth ();	590	int sb_w = scrollBar.total_width ();
671	szHint.base_width += sb_w;	591	szHint.base_width += sb_w;
		592
672	if (!(options & Opt_scrollBar_right))	593	if (!option (Opt_scrollBar_right))
673	window_vt_x += sb_w;	594	window_vt_x += sb_w;
674	}	595	}
675		596
676	if (menubar_visible ())
677	{
678	mb_h = menuBar_TotalHeight ();
679	szHint.base_height += mb_h;
680	window_vt_y += mb_h;
681	}
682
683	szHint.width_inc = TermWin.fwidth;	597	szHint.width_inc = fwidth;
684	szHint.height_inc = TermWin.fheight;	598	szHint.height_inc = fheight;
685	szHint.min_width = szHint.base_width + szHint.width_inc;	599	szHint.min_width = szHint.base_width + szHint.width_inc;
686	szHint.min_height = szHint.base_height + szHint.height_inc;	600	szHint.min_height = szHint.base_height + szHint.height_inc;
687		601
688	if (width && width - szHint.base_width < max_width)	602	if (newwidth && newwidth - szHint.base_width < max_width)
689	{	603	{
690	szHint.width = width;	604	szHint.width = newwidth;
691	TermWin.width = width - szHint.base_width;	605	width = newwidth - szHint.base_width;
692	}	606	}
693	else	607	else
694	{	608	{
695	MIN_IT (TermWin.width, max_width);	609	min_it (width, max_width);
696	szHint.width = szHint.base_width + TermWin.width;	610	szHint.width = szHint.base_width + width;
697	}	611	}
698		612
699	if (height && height - szHint.base_height < max_height)	613	if (newheight && newheight - szHint.base_height < max_height)
700	{	614	{
701	szHint.height = height;	615	szHint.height = newheight;
702	TermWin.height = height - szHint.base_height;	616	height = newheight - szHint.base_height;
703	}	617	}
704	else	618	else
705	{	619	{
706	MIN_IT (TermWin.height, max_height);	620	min_it (height, max_height);
707	szHint.height = szHint.base_height + TermWin.height;	621	szHint.height = szHint.base_height + height;
708	}	622	}
709
710	if (scrollbar_visible () && (options & Opt_scrollBar_right))
711	window_sb_x = szHint.width - sb_w;
712		623
713	if (recalc_x)	624	if (recalc_x)
714	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	625	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
715	- szHint.width - 2 * TermWin.ext_bwidth);	626
716	if (recalc_y)	627	if (recalc_y)
717	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	628	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
718	- szHint.height - 2 * TermWin.ext_bwidth);
719		629
720	TermWin.ncol = TermWin.width / TermWin.fwidth;	630	ncol = width / fwidth;
721	TermWin.nrow = TermWin.height / TermWin.fheight;	631	nrow = height / fheight;
722	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
723	TermWin.ncol, TermWin.nrow, szHint.width,
724	szHint.height));
725	return;
726	}	632	}
727		633
728	/*----------------------------------------------------------------------*/	634	/*----------------------------------------------------------------------*/
729	/*	635	/*
730	* Tell the teletype handler what size the window is.	636	* Tell the teletype handler what size the window is.
731	* Called after a window size change.	637	* Called after a window size change.
732	*/	638	*/
733	void	639	void
734	rxvt_term::tt_winch ()	640	rxvt_term::tt_winch ()
735	{	641	{
736	if (pty.pty < 0)	642	if (pty->pty < 0)
737	return;	643	return;
738		644
739	struct winsize ws;	645	struct winsize ws;
740		646
741	ws.ws_col = TermWin.ncol;	647	ws.ws_col = ncol;
742	ws.ws_row = TermWin.nrow;	648	ws.ws_row = nrow;
743	ws.ws_xpixel = TermWin.width;	649	ws.ws_xpixel = width;
744	ws.ws_ypixel = TermWin.height;	650	ws.ws_ypixel = height;
745	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	651	ioctl (pty->pty, TIOCSWINSZ, &ws);
746		652
747	#if 0	653	#if 0
748	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	654	// TIOCSWINSZ is supposed to do this automatically and correctly
749	if (cmd_pid) /* force through to the command */	655	if (cmd_pid) /* force through to the command */
750	kill (cmd_pid, SIGWINCH);	656	kill (-cmd_pid, SIGWINCH);
751	#endif	657	#endif
752	}	658	}
753		659
754	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
755	/* set_fonts () - load and set the various fonts	661	/* set_fonts () - load and set the various fonts
756	/*	662	*
757	* init = 1 - initialize	663	* init = 1 - initialize
758	*	664	*
759	* fontname == FONT_UP - switch to bigger font	665	* fontname == FONT_UP - switch to bigger font
760	* fontname == FONT_DN - switch to smaller font	666	* fontname == FONT_DN - switch to smaller font
761	*/	667	*/
…		…
773	return false;	679	return false;
774	}	680	}
775		681
776	#if ENABLE_STYLES	682	#if ENABLE_STYLES
777	for (int i = RS_styleCount; --i; )	683	for (int i = RS_styleCount; --i; )
778	if (TermWin.fontset[i] != TermWin.fontset[0])	684	if (fontset[i] != fontset[0])
779	delete TermWin.fontset[i];	685	delete fontset[i];
780	#endif	686	#endif
781		687
782	delete TermWin.fontset[0];	688	delete fontset[0];
783	TermWin.fontset[0] = fs;	689	fontset[0] = fs;
784		690
785	prop = (*fs)[1]->properties ();	691	prop = (*fs)[1]->properties ();
		692	prop.height += lineSpace;
		693	prop.width += letterSpace;
		694
786	fs->set_prop (prop);	695	fs->set_prop (prop, false);
787		696
788	TermWin.fwidth = prop.width;	697	fwidth = prop.width;
789	TermWin.fheight = prop.height;	698	fheight = prop.height;
790	TermWin.fweight = prop.weight;	699	fbase = prop.ascent;
791	TermWin.fslant = prop.slant;
792	TermWin.fbase = (*fs)[1]->ascent;
793		700
794	for (int style = 1; style < 4; style++)	701	for (int style = 1; style < 4; style++)
795	{	702	{
796	#if ENABLE_STYLES	703	#if ENABLE_STYLES
797	const char *res = rs[Rs_font + style];	704	const char *res = rs[Rs_font + style];
798		705
799	if (res && !*res)	706	if (res && !*res)
800	TermWin.fontset[style] = TermWin.fontset[0];	707	fontset[style] = fontset[0];
801	else	708	else
802	{	709	{
803	TermWin.fontset[style] = fs = new rxvt_fontset (this);	710	fontset[style] = fs = new rxvt_fontset (this);
804	rxvt_fontprop prop2 = prop;	711	rxvt_fontprop prop2 = prop;
805		712
806	if (res)	713	if (res)
807	prop2.weight = prop2.slant = rxvt_fontprop::unset;	714	{
		715	fs->populate (res);
		716	fs->set_prop (prop2, false);
		717	}
808	else	718	else
809	{	719	{
810	res = TermWin.fontset[0]->fontdesc;	720	fs->populate (fontset[0]->fontdesc);
811		721
812	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	722	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
813	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	723	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		724
		725	fs->set_prop (prop2, true);
814	}	726	}
815		727
816	fs->populate (res);
817	fs->set_prop (prop2);
818	}	728	}
819	#else	729	#else
820	TermWin.fontset[style] = TermWin.fontset[0];	730	fontset[style] = fontset[0];
821	#endif	731	#endif
822	}	732	}
823		733
824	if (TermWin.parent[0])	734	if (parent[0])
825	{	735	{
826	resize_all_windows (0, 0, 0);	736	resize_all_windows (0, 0, 0);
827	scr_remap_chars ();	737	scr_remap_chars ();
828	scr_touch (true);	738	scr_touch (true);
829	}	739	}
830		740
831	return true;	741	return true;
832	}	742	}
833		743
		744	void
834	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	745	rxvt_term::set_string_property (Atom prop, const char *str, int len)
835	{	746	{
836	// TODO: SMART_WINDOW_TITLE
837	XChangeProperty (display->display, TermWin.parent[0],	747	XChangeProperty (dpy, parent[0],
838	prop, XA_STRING, 8, PropModeReplace,	748	prop, XA_STRING, 8, PropModeReplace,
839	(const unsigned char *)str, len >= 0 ? len : strlen (str));	749	(const unsigned char *)str, len >= 0 ? len : strlen (str));
840	}	750	}
841		751
		752	void
842	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	753	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
843	{	754	{
844	// TODO: SMART_WINDOW_TITLE
845	wchar_t *ws = rxvt_mbstowcs (str, len);	755	wchar_t *ws = rxvt_mbstowcs (str, len);
846	char *s = rxvt_wcstoutf8 (ws);	756	char *s = rxvt_wcstoutf8 (ws);
847		757
848	XChangeProperty (display->display, TermWin.parent[0],	758	XChangeProperty (dpy, parent[0],
849	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	759	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
850	(const unsigned char *)s, strlen (s));	760	(const unsigned char *)s, strlen (s));
851		761
852	free (s);	762	free (s);
853	free (ws);	763	free (ws);
…		…
858	/* xterm sequences - title, iconName, color (exptl) */	768	/* xterm sequences - title, iconName, color (exptl) */
859	void	769	void
860	rxvt_term::set_title (const char *str)	770	rxvt_term::set_title (const char *str)
861	{	771	{
862	set_string_property (XA_WM_NAME, str);	772	set_string_property (XA_WM_NAME, str);
863	#if ENABLE_FRILLS	773	#if ENABLE_EWMH
864	set_utf8_property (display->atom ("_NET_WM_NAME"), str);	774	set_utf8_property (xa[XA_NET_WM_NAME], str);
865	#endif	775	#endif
866	}	776	}
867		777
868	void	778	void
869	rxvt_term::set_icon_name (const char *str)	779	rxvt_term::set_icon_name (const char *str)
870	{	780	{
871	set_string_property (XA_WM_ICON_NAME, str);	781	set_string_property (XA_WM_ICON_NAME, str);
872	#if ENABLE_FRILLS	782	#if ENABLE_EWMH
873	set_utf8_property (display->atom ("_NET_WM_ICON_NAME"), str);	783	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
874	#endif	784	#endif
875	}	785	}
876		786
		787	void
		788	rxvt_term::set_window_color (int idx, const char *color)
		789	{
877	#ifdef XTERM_COLOR_CHANGE	790	#ifdef XTERM_COLOR_CHANGE
878	void
879	rxvt_term::set_window_color (int idx, const char *color)
880	{
881	rxvt_color xcol;	791	rxvt_color xcol;
882	int i;
883		792
884	if (color == NULL || *color == '\0')	793	if (color == NULL || *color == '\0')
885	return;	794	return;
886		795
		796	color = strdup (color);
		797	allocated.push_back ((void *)color);
		798	rs[Rs_color + idx] = color;
		799
887	/* handle color aliases */	800	/* handle color aliases */
888	if (isdigit (*color))	801	if (isdigit (*color))
889	{	802	{
890	i = atoi (color);	803	int i = atoi (color);
		804
891	if (i >= 8 && i <= 15)	805	if (i >= 8 && i <= 15)
		806	{
892	{ /* bright colors */	807	/* bright colors */
893	i -= 8;
894	# ifndef NO_BRIGHTCOLOR
895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	808	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
896	SET_PIXCOLOR (idx);
897	goto Done;	809	goto done;
898	# endif
899
900	}	810	}
		811
901	if (i >= 0 && i <= 7)	812	if (i >= 0 && i <= 7)
		813	{
902	{ /* normal colors */	814	/* normal colors */
903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	815	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
904	SET_PIXCOLOR (idx);
905	goto Done;	816	goto done;
906	}	817	}
907	}	818	}
908		819
909	if (!rXParseAllocColor (& xcol, color))	820	set_color (xcol, color);
910	return;
911
912	/* XStoreColor (display->display, display->cmap, XColor*); */
913		821
914	/*	822	/*
915	* FIXME: should free colors here, but no idea how to do it so instead,	823	* FIXME: should free colors here, but no idea how to do it so instead,
916	* so just keep gobbling up the colormap	824	* so just keep gobbling up the colormap
917	*/	825	*/
918	# if 0
919	for (i = Color_Black; i <= Color_White; i++)
920	if (pix_colors[idx] == pix_colors[i])
921	break;
922	if (i > Color_White)
923	{
924	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
925	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
926	DisplayPlanes (display->display, display->screen));
927	}
928	# endif
929		826
930	pix_colors_focused[idx] = xcol;	827	pix_colors_focused[idx] = xcol;
931	SET_PIXCOLOR (idx);
932		828
933	/* XSetWindowAttributes attr; */
934	/* Cursor cursor; */
935	Done:	829	done:
936	#ifdef OFF_FOCUS_FADING
937	if (rs[Rs_fade])
938	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
939	#endif
940
941	/*TODO: handle Color_BD, scrollbar background, etc. */	830	/*TODO: handle Color_BD, scrollbar background, etc. */
942		831
		832	update_fade_color (idx);
943	recolour_cursor ();	833	recolour_cursor ();
944	scr_recolour ();	834	scr_recolour ();
		835	#endif /* XTERM_COLOR_CHANGE */
945	}	836	}
946
947	#else
948	# define set_window_color (idx,color) ((void)0)
949	#endif /* XTERM_COLOR_CHANGE */
950		837
951	void	838	void
952	rxvt_term::recolour_cursor ()	839	rxvt_term::recolour_cursor ()
953	{	840	{
954	XColor xcol[2];	841	XColor fg, bg;
955		842
956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	843	(ISSET_PIXCOLOR (Color_pointer_fg)
957	? pix_colors_focused[Color_pointer_fg]	844	? pix_colors_focused[Color_pointer_fg]
958	: pix_colors_focused[Color_fg];	845	: pix_colors_focused[Color_fg]).get (fg);
		846
959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	847	(ISSET_PIXCOLOR (Color_pointer_bg)
960	? pix_colors_focused[Color_pointer_bg]	848	? pix_colors_focused[Color_pointer_bg]
961	: pix_colors_focused[Color_bg];	849	: pix_colors_focused[Color_bg]).get (bg);
962		850
963	XQueryColors (display->display, display->cmap, xcol, 2);	851	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
965	}	852	}
966		853
967	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
968	/*	855	/*
969	* find if fg/bg matches any of the normal (low-intensity) colors	856	* find if fg/bg matches any of the normal (low-intensity) colors
970	*/	857	*/
971	void	858	void
972	rxvt_term::set_colorfgbg ()	859	rxvt_term::set_colorfgbg ()
973	{	860	{
974	unsigned int i;	861	unsigned int i;
975	const char *xpmb = "\0";	862	const char *xpmb = "";
976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
977		864
978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
979	strcpy (fstr, "default");	865	strcpy (fstr, "default");
980	strcpy (bstr, "default");	866	strcpy (bstr, "default");
981	for (i = Color_Black; i <= Color_White; i++)	867	for (i = Color_Black; i <= Color_White; i++)
982	if (pix_colors[Color_fg] == pix_colors[i])	868	if (pix_colors[Color_fg] == pix_colors[i])
983	{	869	{
…		…
987		873
988	for (i = Color_Black; i <= Color_White; i++)	874	for (i = Color_Black; i <= Color_White; i++)
989	if (pix_colors[Color_bg] == pix_colors[i])	875	if (pix_colors[Color_bg] == pix_colors[i])
990	{	876	{
991	sprintf (bstr, "%d", (i - Color_Black));	877	sprintf (bstr, "%d", (i - Color_Black));
992	#ifdef XPM_BACKGROUND	878	#ifdef BG_IMAGE_FROM_FILE
993	xpmb = "default;";	879	xpmb = "default;";
994	#endif	880	#endif
995	break;	881	break;
996	}	882	}
997		883
998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
999	}	885	}
1000		886
1001	/*----------------------------------------------------------------------*/	887	/*----------------------------------------------------------------------*/
1002	/*
1003	* Colour determination for low colour displays, routine from
1004	* Hans de Goede <hans@highrise.nl>
1005	*/
1006		888
1007	int	889	bool
1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	890	rxvt_term::set_color (rxvt_color &color, const char *name)
1009	{	891	{
1010	if (!screen_in_out->set (display, colour))	892	if (color.set (this, name))
1011	{
1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1013	return false;
1014	}
1015
1016	return true;	893	return true;
		894
		895	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		896	return false;
		897	}
		898
		899	void
		900	rxvt_term::alias_color (int dst, int src)
		901	{
		902	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1017	}	903	}
1018		904
1019	/* -------------------------------------------------------------------- *	905	/* -------------------------------------------------------------------- *
1020	* - WINDOW RESIZING - *	906	* - WINDOW RESIZING - *
1021	* -------------------------------------------------------------------- */	907	* -------------------------------------------------------------------- */
1022	void	908	void
1023	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	909	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1024	{	910	{
1025	int fix_screen;	911	int fix_screen;
		912	int old_width = szHint.width;
		913	int old_height = szHint.height;
1026		914
1027	#ifdef SMART_RESIZE
1028	int old_width = szHint.width, old_height = szHint.height;
1029	#endif
1030
1031	window_calc (width, height);	915	window_calc (newwidth, newheight);
		916
		917	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		918
		919	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		920	if (set_hint)
		921	{
		922	szHint.flags &= ~(PBaseSize | PResizeInc);
1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	923	XSetWMNormalHints (dpy, parent[0], &szHint);
		924	szHint.flags |= PBaseSize | PResizeInc;
		925	}
1033		926
1034	if (!ignoreparent)	927	if (!ignoreparent)
1035	{	928	{
1036	#ifdef SMART_RESIZE	929	#ifdef SMART_RESIZE
1037	/*	930	/*
…		…
1041	int x, y, x1, y1;	934	int x, y, x1, y1;
1042	int dx, dy;	935	int dx, dy;
1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	936	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1044	Window unused_cr;	937	Window unused_cr;
1045		938
1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	939	XTranslateCoordinates (dpy, parent[0], display->root,
1047	0, 0, &x, &y, &unused_cr);	940	0, 0, &x, &y, &unused_cr);
1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	941	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	942	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1050	/*	943	/*
1051	* if display->root isn't the parent window, a WM will probably have offset	944	* if display->root isn't the parent window, a WM will probably have offset
1052	* our position for handles and decorations. Counter it	945	* our position for handles and decorations. Counter it
1053	*/	946	*/
…		…
1055	{	948	{
1056	x -= x1;	949	x -= x1;
1057	y -= y1;	950	y -= y1;
1058	}	951	}
1059		952
1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	953	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	954	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1062	dx = old_width - szHint.width;	955	dx = old_width - szHint.width;
1063	dy = old_height - szHint.height;	956	dy = old_height - szHint.height;
1064		957
1065	/* Check position of the center of the window */	958	/* Check position of the center of the window */
1066	if (x < x1) /* left half */	959	if (x < x1) /* left half */
1067	dx = 0;	960	dx = 0;
…		…
1070	if (y < y1) /* top half */	963	if (y < y1) /* top half */
1071	dy = 0;	964	dy = 0;
1072	else if (y == y1) /* exact center */	965	else if (y == y1) /* exact center */
1073	dy /= 2;	966	dy /= 2;
1074		967
1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	968	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1076	szHint.width, szHint.height);	969	szHint.width, szHint.height);
1077	#else	970	#else
1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	971	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1079	#endif	972	#endif
1080	}	973	}
1081		974
		975	if (set_hint)
		976	XSetWMNormalHints (dpy, parent[0], &szHint);
		977
1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	978	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1083		979
1084	if (fix_screen || width != old_width || height != old_height)	980	if (fix_screen || newwidth != old_width || newheight != old_height)
1085	{	981	{
1086	if (scrollbar_visible ())	982	if (scrollBar.state)
1087	{	983	scrollBar.resize ();
1088	XMoveResizeWindow (display->display, scrollBar.win,
1089	window_sb_x, 0,
1090	scrollbar_TotalWidth (), szHint.height);
1091	resize_scrollbar ();
1092	}
1093		984
1094	if (menubar_visible ())
1095	XMoveResizeWindow (display->display, menuBar.win,
1096	window_vt_x, 0,
1097	TermWin_TotalWidth (), menuBar_TotalHeight ());
1098
1099	XMoveResizeWindow (display->display, TermWin.vt,	985	XMoveResizeWindow (dpy, vt,
1100	window_vt_x, window_vt_y,	986	window_vt_x, window_vt_y,
1101	TermWin_TotalWidth (), TermWin_TotalHeight ());	987	width, height);
1102	scr_clear ();	988
1103	#ifdef XPM_BACKGROUND	989	#ifdef HAVE_BG_PIXMAP
1104	resize_pixmap ();	990	if (bgPixmap.window_size_sensitive ())
		991	update_background ();
1105	#endif	992	#endif
1106	}	993	}
1107		994
1108	if (fix_screen || old_height == 0)	995	if (fix_screen || old_height == 0)
1109	{
1110	int curr_screen = -1;
1111	int old_ncol = prev_ncol;
1112
1113	/* scr_reset only works on the primary screen */
1114	if (old_height) /* this is not the first time through */
1115	{
1116	unsigned int ncol = TermWin.ncol;
1117	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1118	curr_screen = scr_change_screen (PRIMARY);
1119	TermWin.ncol = ncol;
1120	}
1121
1122	scr_reset ();	996	scr_reset ();
1123		997
1124	if (curr_screen >= 0) /* this is not the first time through */	998	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1125	{	999	//scr_touch (false);
1126	scr_change_screen (curr_screen);
1127	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1128	}
1129	}
1130		1000
1131	old_width = szHint.width;	1001	#ifdef HAVE_BG_PIXMAP
1132	old_height = szHint.height;	1002	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1003	// if (bgPixmap.pixmap)
		1004	// scr_touch (false);
		1005	#endif
1133		1006
1134	#ifdef USE_XIM	1007	#ifdef USE_XIM
1135	IMSetStatusPosition ();	1008	IMSetPosition ();
1136	#endif	1009	#endif
1137	}	1010	}
1138		1011
1139	/*	1012	/*
1140	* Set the width/height of the vt window in characters. Units are pixels.	1013	* Set the width/height of the vt window in characters. Units are pixels.
1141	* good for toggling 80/132 columns	1014	* good for toggling 80/132 columns
1142	*/	1015	*/
1143	void	1016	void
1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1017	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1145	{	1018	{
1146	XWindowAttributes wattr;	1019	XWindowAttributes wattr;
1147		1020
1148	if (width == 0 || height == 0)	1021	if (newwidth == 0 || newheight == 0)
1149	{	1022	{
1150	XGetWindowAttributes (display->display, display->root, &wattr);	1023	XGetWindowAttributes (dpy, display->root, &wattr);
		1024
1151	if (width == 0)	1025	if (newwidth == 0)
1152	width = wattr.width - szHint.base_width;	1026	newwidth = wattr.width - szHint.base_width;
1153	if (height == 0)	1027	if (newheight == 0)
1154	height = wattr.height - szHint.base_height;	1028	newheight = wattr.height - szHint.base_height;
1155	}
1156
1157	if (width != TermWin.width || height != TermWin.height)
1158	{	1029	}
		1030
		1031	if (newwidth != width || newheight != height)
		1032	{
1159	width += szHint.base_width;	1033	newwidth += szHint.base_width;
1160	height += szHint.base_height;	1034	newheight += szHint.base_height;
1161	resize_all_windows (width, height, 0);	1035	resize_all_windows (newwidth, newheight, 0);
1162	}	1036	}
1163	}	1037	}
1164		1038
1165	/* -------------------------------------------------------------------- *	1039	/* -------------------------------------------------------------------- *
1166	* - X INPUT METHOD ROUTINES - *	1040	* - X INPUT METHOD ROUTINES - *
…		…
1168	#ifdef USE_XIM	1042	#ifdef USE_XIM
1169		1043
1170	void	1044	void
1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1045	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1172	{	1046	{
1173	fg = pix_colors[Color_fg];	1047	fg = pix_colors [Color_fg];
1174	bg = pix_colors[Color_bg];	1048	bg = pix_colors [Color_bg];
1175	}	1049	}
1176		1050
1177	void	1051	void
1178	rxvt_term::im_set_size (XRectangle &size)	1052	rxvt_term::im_set_size (XRectangle &size)
1179	{	1053	{
1180	// the int_bwidth terms make no sense to me	1054	// the int_bwidth terms make no sense to me
1181	size.x = TermWin.int_bwidth;	1055	size.x = int_bwidth;
1182	size.y = TermWin.int_bwidth;	1056	size.y = int_bwidth;
1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1057	size.width = Width2Pixel (ncol) + int_bwidth;
1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1058	size.height = Height2Pixel (nrow) + int_bwidth;
1185	}	1059	}
1186		1060
1187	void	1061	void
1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1062	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1189	XRectangle &status_rect,	1063	XRectangle &status_rect,
1190	const XRectangle &needed_rect)	1064	const XRectangle &needed_rect)
1191	{	1065	{
1192	preedit_rect.x = needed_rect.width;	1066	preedit_rect.x = needed_rect.width;
1193	preedit_rect.y = 0;	1067	preedit_rect.y = 0;
1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1068	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1195	preedit_rect.height = TermWin.fheight;	1069	preedit_rect.height = fheight;
1196		1070
1197	status_rect.x = 0;	1071	status_rect.x = 0;
1198	status_rect.y = 0;	1072	status_rect.y = 0;
1199	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1073	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1200	status_rect.height = TermWin.fheight;	1074	status_rect.height = fheight;
1201	}	1075	}
1202		1076
1203	/* Checking whether input method is running. */	1077	/* Checking whether input method is running. */
1204	bool	1078	bool
1205	rxvt_term::IMisRunning ()	1079	rxvt_term::IMisRunning ()
1206	{	1080	{
1207	char *p;
1208	Atom atom;	1081	Atom atom;
1209	Window win;	1082	Window win;
1210	char server[IMBUFSIZ];	1083	char server[IMBUFSIZ];
1211		1084
1212	/* get current locale modifier */	1085	/* get current locale modifier */
1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1086	if (char *p = XSetLocaleModifiers (0))
1214	{	1087	{
1215	strcpy (server, "@server=");	1088	strcpy (server, "@server=");
1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1089	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1217		1090
1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1091	if (p = strchr (server + 1, '@')) /* first one only */
1219	*p = '\0';	1092	*p = '\0';
1220		1093
1221	atom = XInternAtom (display->display, server, False);	1094	atom = XInternAtom (dpy, server, False);
1222	win = XGetSelectionOwner (display->display, atom);	1095	win = XGetSelectionOwner (dpy, atom);
1223		1096
1224	if (win != None)	1097	if (win != None)
1225	return True;	1098	return True;
1226	}	1099	}
1227		1100
…		…
1233	{	1106	{
1234	XPoint nspot;	1107	XPoint nspot;
1235	XVaNestedList preedit_attr;	1108	XVaNestedList preedit_attr;
1236		1109
1237	if (!Input_Context	1110	if (!Input_Context
1238	|| !TermWin.focus	1111	|| !focus
1239	|| !(input_style & XIMPreeditPosition))	1112	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1240	return;	1113	return;
1241		1114
1242	im_set_position (nspot);	1115	im_set_position (nspot);
1243		1116
1244	if (nspot.x == spot.x && nspot.y == spot.y)	1117	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1263	input_method = 0;	1136	input_method = 0;
1264	}	1137	}
1265		1138
1266	Input_Context = 0;	1139	Input_Context = 0;
1267	}	1140	}
		1141
		1142	#ifdef ENABLE_XIM_ONTHESPOT
		1143
		1144	static void
		1145	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1146	{
		1147	((rxvt_term *)client_data)->make_current ();
		1148	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1149	}
		1150
		1151	static void
		1152	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1153	{
		1154	((rxvt_term *)client_data)->make_current ();
		1155	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1156	}
		1157
		1158	static void
		1159	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1160	{
		1161	rxvt_term *term = (rxvt_term *)client_data;
		1162	XIMText *text = call_data->text;
		1163
		1164	term->make_current ();
		1165
		1166	if (text)
		1167	{
		1168	void *str;
		1169
		1170	if (!text->encoding_is_wchar && text->string.multi_byte)
		1171	{
		1172	// of course, X makes it ugly again
		1173	if (term->rs[Rs_imLocale])
		1174	SET_LOCALE (term->rs[Rs_imLocale]);
		1175
		1176	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1177	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1178
		1179	if (term->rs[Rs_imLocale])
		1180	SET_LOCALE (term->locale);
		1181	}
		1182	else
		1183	str = (void *)text->string.wide_char;
		1184
		1185	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1186	DT_INT, call_data->caret,
		1187	DT_INT, call_data->chg_first,
		1188	DT_INT, call_data->chg_length,
		1189	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1190	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1191	DT_END));
		1192	}
		1193	else
		1194	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1195	DT_INT, call_data->caret,
		1196	DT_INT, call_data->chg_first,
		1197	DT_INT, call_data->chg_length,
		1198	DT_END));
		1199	}
		1200
		1201	#if 0
		1202	static void
		1203	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1204	{
		1205	((rxvt_term *)client_data)->make_current ();
		1206	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1207	DT_INT, call_data->position,
		1208	DT_INT, call_data->direction,
		1209	DT_INT, call_data->style,
		1210	DT_END));
		1211	}
		1212	#endif
		1213
		1214	#endif
1268		1215
1269	/*	1216	/*
1270	* Try to open a XIM with the current modifiers, then see if we can	1217	* Try to open a XIM with the current modifiers, then see if we can
1271	* open a suitable preedit type	1218	* open a suitable preedit type
1272	*/	1219	*/
…		…
1279	XRectangle rect, status_rect, needed_rect;	1226	XRectangle rect, status_rect, needed_rect;
1280	unsigned long fg, bg;	1227	unsigned long fg, bg;
1281	const char *p;	1228	const char *p;
1282	char **s;	1229	char **s;
1283	XIMStyles *xim_styles;	1230	XIMStyles *xim_styles;
		1231	#ifdef ENABLE_XIM_ONTHESPOT
		1232	XIMCallback xcb[4];
		1233	#endif
		1234
		1235	set_environ (envv);
1284		1236
1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1237	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1286	return false;	1238	return false;
1287		1239
1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1289	input_method = display->get_xim (locale, modifiers);	1240	input_method = display->get_xim (locale, modifiers);
1290	if (input_method == NULL)	1241	if (input_method == NULL)
1291	return false;	1242	return false;
1292		1243
1293	xim = input_method->xim;	1244	xim = input_method->xim;
…		…
1313	s = rxvt_splitcommastring (p);	1264	s = rxvt_splitcommastring (p);
1314		1265
1315	for (i = found = 0; !found && s[i]; i++)	1266	for (i = found = 0; !found && s[i]; i++)
1316	{	1267	{
1317	if (!strcmp (s[i], "OverTheSpot"))	1268	if (!strcmp (s[i], "OverTheSpot"))
1318	input_style = (XIMPreeditPosition | XIMStatusNothing);	1269	input_style = XIMPreeditPosition | XIMStatusNothing;
1319	else if (!strcmp (s[i], "OffTheSpot"))	1270	else if (!strcmp (s[i], "OffTheSpot"))
1320	input_style = (XIMPreeditArea | XIMStatusArea);	1271	input_style = XIMPreeditArea | XIMStatusArea;
1321	else if (!strcmp (s[i], "Root"))	1272	else if (!strcmp (s[i], "Root"))
1322	input_style = (XIMPreeditNothing | XIMStatusNothing);	1273	input_style = XIMPreeditNothing | XIMStatusNothing;
1323	else if (!strcmp (s[i], "None"))	1274	else if (!strcmp (s[i], "None"))
1324	input_style = (XIMPreeditNone | XIMStatusNone);	1275	input_style = XIMPreeditNone | XIMStatusNone;
		1276	#ifdef ENABLE_XIM_ONTHESPOT
		1277	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1278	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1279	#endif
		1280	else
		1281	input_style = XIMPreeditNothing | XIMStatusNothing;
1325		1282
1326	for (j = 0; j < xim_styles->count_styles; j++)	1283	for (j = 0; j < xim_styles->count_styles; j++)
1327	if (input_style == xim_styles->supported_styles[j])	1284	if (input_style == xim_styles->supported_styles[j])
1328	{	1285	{
1329	rxvt_freecommastring (s);	1286	rxvt_freecommastring (s);
…		…
1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1320	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1323	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"*",	1324	"*",
1368	TermWin.fheight,	1325	fheight,
1369	TermWin.fheight + 1, TermWin.fheight - 1,	1326	fheight + 1, fheight - 1,
1370	TermWin.fheight - 2, TermWin.fheight + 2);	1327	fheight - 2, fheight + 2);
1371		1328
1372	fs = XCreateFontSet (display->display, pat,	1329	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1373	&missing_charset_list, &missing_charset_count, &def_string);	1330	&missing_charset_list, &missing_charset_count, &def_string);
1374		1331
1375	if (missing_charset_list)	1332	if (missing_charset_list)
1376	XFreeStringList (missing_charset_list);	1333	XFreeStringList (missing_charset_list);
1377		1334
…		…
1418	XNBackground, bg,	1375	XNBackground, bg,
1419	XNArea, &status_rect,	1376	XNArea, &status_rect,
1420	XNFontSet, fs,	1377	XNFontSet, fs,
1421	NULL);	1378	NULL);
1422	}	1379	}
		1380	#if ENABLE_XIM_ONTHESPOT
		1381	else if (input_style & XIMPreeditCallbacks)
		1382	{
		1383	im_set_position (spot);
		1384
		1385	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1386	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1387	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1388	# if 0
		1389	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1390	# endif
		1391
		1392	preedit_attr = XVaCreateNestedList (0,
		1393	XNSpotLocation, &spot,
		1394	XNPreeditStartCallback, &xcb[0],
		1395	XNPreeditDoneCallback , &xcb[1],
		1396	XNPreeditDrawCallback , &xcb[2],
		1397	# if 0
		1398	XNPreeditCaretCallback, &xcb[3],
		1399	# endif
		1400	NULL);
		1401	}
		1402	#endif
1423		1403
1424	Input_Context = XCreateIC (xim,	1404	Input_Context = XCreateIC (xim,
1425	XNInputStyle, input_style,	1405	XNInputStyle, input_style,
1426	XNClientWindow, TermWin.vt,	1406	XNClientWindow, vt,
1427	XNFocusWindow, TermWin.parent[0],	1407	XNFocusWindow, parent[0],
1428	preedit_attr ? XNPreeditAttributes : NULL,	1408	preedit_attr ? XNPreeditAttributes : NULL,
1429	preedit_attr,	1409	preedit_attr,
1430	status_attr ? XNStatusAttributes : NULL,	1410	status_attr ? XNStatusAttributes : NULL,
1431	status_attr, NULL);	1411	status_attr, NULL);
1432		1412
1433	if (preedit_attr) XFree (preedit_attr);	1413	if (preedit_attr) XFree (preedit_attr);
1434	if (status_attr) XFree (status_attr);	1414	if (status_attr) XFree (status_attr);
1435	if (fs) XFreeFontSet (display->display, fs);	1415	if (fs) XFreeFontSet (dpy, fs);
1436		1416
1437	if (Input_Context == NULL)	1417	if (Input_Context == NULL)
1438	{	1418	{
1439	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1419	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1440	im_destroy ();	1420	im_destroy ();
1441	return false;	1421	return false;
1442	}	1422	}
1443		1423
1444	if (input_style & XIMPreeditArea)	1424	#if 0
		1425	// unfortunately, only the focus window is used by XIM, hard to fix
		1426	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1427	vt_select_input ();
		1428	#endif
		1429
1445	IMSetStatusPosition ();	1430	IMSetPosition ();
1446		1431
1447	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1448	return true;	1432	return true;
1449	}	1433	}
1450		1434
1451	void	1435	void
1452	rxvt_term::im_cb ()	1436	rxvt_term::im_cb ()
1453	{	1437	{
1454	int i, found, had_im;	1438	int i;
1455	const char *p;	1439	const char *p;
1456	char **s;	1440	char **s;
1457	char buf[IMBUFSIZ];	1441	char buf[IMBUFSIZ];
1458		1442
		1443	make_current ();
		1444
1459	im_destroy ();	1445	im_destroy ();
1460		1446
1461	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1462	if (Input_Context)	1447	if (Input_Context)
1463	return;	1448	return;
1464		1449
1465	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1450	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1466	if (rs[Rs_imLocale])	1451	if (rs[Rs_imLocale])
…		…
1508	SET_LOCALE (locale);	1493	SET_LOCALE (locale);
1509	#endif	1494	#endif
1510	}	1495	}
1511		1496
1512	void	1497	void
1513	rxvt_term::IMSetStatusPosition ()	1498	rxvt_term::IMSetPosition ()
1514	{	1499	{
1515	XRectangle preedit_rect, status_rect, *needed_rect;	1500	XRectangle preedit_rect, status_rect, *needed_rect;
1516	XVaNestedList preedit_attr, status_attr;	1501	XVaNestedList preedit_attr, status_attr;
1517		1502
1518	if (!Input_Context	1503	if (!Input_Context
1519	|| !TermWin.focus	1504	|| !focus
1520	|| !(input_style & XIMPreeditArea)	1505	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1521	|| !IMisRunning ())	1506	|| !IMisRunning ())
1522	return;	1507	return;
1523		1508
		1509	if (input_style & XIMPreeditPosition)
		1510	{
		1511	im_set_size (preedit_rect);
		1512	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1513
		1514	XSetICValues (Input_Context,
		1515	XNPreeditAttributes, preedit_attr, NULL);
		1516	}
		1517	else
		1518	{
1524	/* Getting the necessary width of preedit area */	1519	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1520	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1521	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1522	XFree (status_attr);
1528		1523
1529	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1524	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1530	XFree (needed_rect);	1525	XFree (needed_rect);
1531		1526
1532	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1527	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1533	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1528	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1534		1529
1535	XSetICValues (Input_Context,	1530	XSetICValues (Input_Context,
1536	XNPreeditAttributes, preedit_attr,	1531	XNPreeditAttributes, preedit_attr,
1537	XNStatusAttributes, status_attr, NULL);	1532	XNStatusAttributes, status_attr,
		1533	NULL);
1538		1534
		1535	XFree (status_attr);
		1536	}
		1537
1539	XFree (preedit_attr);	1538	XFree (preedit_attr);
1540	XFree (status_attr);
1541	}	1539	}
1542	#endif /* USE_XIM */	1540	#endif /* USE_XIM */
1543		1541
1544	/*----------------------------------------------------------------------*/	1542	void
1545	rxvt_t rxvt_current_term;	1543	rxvt_term::get_window_origin (int &x, int &y)
		1544	{
		1545	Window cr;
		1546	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1547	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1548	}
		1549
		1550	Pixmap
		1551	rxvt_term::get_pixmap_property (int prop_id)
		1552	{
		1553	if (prop_id > 0 && prop_id < NUM_XA)
		1554	if (xa[prop_id])
		1555	{
		1556	int aformat;
		1557	unsigned long nitems, bytes_after;
		1558	Atom atype;
		1559	unsigned char *prop = NULL;
		1560	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1561	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1562	&nitems, &bytes_after, &prop);
		1563	if (result == Success && prop && atype == XA_PIXMAP)
		1564	return *(Pixmap *)prop;
		1565	}
		1566
		1567	return None;
		1568	}
		1569
		1570	#ifdef HAVE_BG_PIXMAP
		1571	# if TRACE_PIXMAPS
		1572	# undef update_background
		1573	void
		1574	rxvt_term::trace_update_background (const char *file, int line)
		1575	{
		1576	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1577	update_background ();
		1578	}
		1579	# endif
		1580
		1581	void
		1582	rxvt_term::update_background ()
		1583	{
		1584	if (update_background_ev.is_active ())
		1585	return;
		1586
		1587	bgPixmap.invalidate ();
		1588
		1589	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1590
		1591	if (to_wait <= 0.)
		1592	bgPixmap.render ();
		1593	else
		1594	update_background_ev.start (to_wait);
		1595	}
		1596
		1597	void
		1598	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1599	{
		1600	make_current ();
		1601
		1602	update_background_ev.stop ();
		1603	bgPixmap.render ();
		1604	refresh_check ();
		1605	}
		1606
		1607	#endif /* HAVE_BG_PIXMAP */
1546		1608
1547	/*----------------------- end-of-file (C source) -----------------------*/	1609	/*----------------------- end-of-file (C source) -----------------------*/

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