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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.114 by root, Tue Sep 7 06:19:45 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	#if 0	274	free (v_buffer);
265	free (codeset);	275	free (incr_buf);
266	#endif
267		276
268	delete envv;	277	delete envv;
269	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 ();
270	}	298	}
271		299
272	void	300	void
273	rxvt_term::destroy ()	301	rxvt_term::destroy ()
274	{	302	{
275	if (destroy_ev.active)	303	if (destroy_ev.is_active ())
276	return;	304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
277		307
278	#if ENABLE_OVERLAY	308	#if ENABLE_OVERLAY
279	scr_overlay_off ();	309	scr_overlay_off ();
280	#endif	310	#endif
281		311
282	if (display)	312	if (display)
283	{	313	{
284	#if USE_XIM	314	#if USE_XIM
285	im_ev.stop (display);	315	im_ev.stop (display);
286	#endif	316	#endif
287	#if HAVE_SCROLLBARS
288	scrollbar_ev.stop (display);	317	scrollbar_ev.stop (display);
289	#endif	318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
290	#if MENUBAR
291	menubar_ev.stop (display);
292	#endif
293	#if TRANSPARENT
294	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
295	#endif	320	#endif
296	incr_ev.stop ();	321	incr_ev.stop ();
297	termwin_ev.stop (display);	322	termwin_ev.stop (display);
298	vt_ev.stop (display);	323	vt_ev.stop (display);
299	}	324	}
300		325
301	check_ev.stop ();	326	flush_ev.stop ();
302	pty_ev.stop ();	327	pty_ev.stop ();
303	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
304	cursor_blink_ev.stop ();	329	cursor_blink_ev.stop ();
305	#endif	330	#endif
306	#ifdef TEXT_BLINK	331	#ifdef TEXT_BLINK
…		…
314	#endif	339	#endif
315	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
316	pointer_ev.stop ();	341	pointer_ev.stop ();
317	#endif	342	#endif
318		343
319	destroy_ev.start (0);	344	destroy_ev.start ();
320	}	345	}
321		346
322	void	347	void
323	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
324	{	349	{
325	SET_R (this);	350	make_current ();
326		351
327	delete this;	352	delete this;
328	}
329
330	/*----------------------------------------------------------------------*/
331	/* rxvt_init () */
332	bool
333	rxvt_term::init (int argc, const char *const *argv)
334	{
335	SET_R (this);
336
337	if (!init_vars ())
338	return false;
339
340	init_secondary ();
341
342	const char **cmd_argv = init_resources (argc, argv);
343
344	set_locale ("");
345
346	#if MENUBAR_MAX
347	menubar_read (rs[Rs_menu]);
348	#endif
349	#ifdef HAVE_SCROLLBARS
350	if (options & Opt_scrollBar)
351	scrollBar.setIdle (); /* set existence for size calculations */
352	#endif
353
354	create_windows (argc, argv);
355
356	init_xlocale ();
357
358	scr_reset (); /* initialize screen */
359
360	#if 0
361	XSynchronize (display->display, True);
362	#endif
363
364	#ifdef HAVE_SCROLLBARS
365	if (options & Opt_scrollBar)
366	resize_scrollbar (); /* create and map scrollbar */
367	#endif
368	#if (MENUBAR_MAX)
369	if (menubar_visible ())
370	XMapWindow (display->display, menuBar.win);
371	#endif
372	#ifdef TRANSPARENT
373	if (options & Opt_transparent)
374	{
375	XSelectInput (display->display, display->root, PropertyChangeMask);
376	check_our_parents ();
377	rootwin_ev.start (display, display->root);
378	}
379	#endif
380
381	XMapWindow (display->display, TermWin.vt);
382	XMapWindow (display->display, TermWin.parent[0]);
383
384	set_colorfgbg ();
385
386	init_command (cmd_argv);
387
388	pty_ev.start (pty.pty, EVENT_READ);
389
390	check_ev.start ();
391
392	return true;
393	}
394
395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
396
397	void
398	rxvt_init ()
399	{
400	/*
401	* Save and then give up any super-user privileges
402	* If we need privileges in any area then we must specifically request it.
403	* We should only need to be root in these cases:
404	* 1. write utmp entries on some systems
405	* 2. chown tty on some systems
406	*/
407	rxvt_privileges (SAVE);
408	rxvt_privileges (IGNORE);
409
410	signal (SIGHUP, SIG_IGN);
411	signal (SIGPIPE, SIG_IGN);
412
413	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
414	/* signal (SIGURG, SIG_DFL); */
415
416	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
417	// TODO: handle this with exceptions and tolerate the memory loss
418	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
419	}
420
421	/* ------------------------------------------------------------------------- *
422	* SIGNAL HANDLING & EXIT HANDLER *
423	* ------------------------------------------------------------------------- */
424	/*
425	* Catch a SIGCHLD signal and exit if the direct child has died
426	*/
427
428	void
429	rxvt_term::sig_chld (sig_watcher &w)
430	{
431	// we are being called for every SIGCHLD, not just ours
432	int pid;
433
434	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
436	if (pid == (*t)->cmd_pid)
437	{
438	(*t)->destroy ();
439	break;
440	}
441	}	353	}
442		354
443	/*----------------------------------------------------------------------*/	355	/*----------------------------------------------------------------------*/
444	/*	356	/*
445	* Exit gracefully, clearing the utmp entry and restoring tty attributes	357	* Exit gracefully, clearing the utmp entry and restoring tty attributes
446	* 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
447	*/	359	*/
448	void	360	static XErrorHandler old_xerror_handler;
449	rxvt_destroy_all ()	361
		362	static void
		363	rxvt_emergency_cleanup ()
450	{	364	{
451	// TODO: rxvtd should clean up all ressources
452	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++)
453	(*t)->destroy ();	366	(*t)->emergency_cleanup ();
454	}	367	}
455		368
456	/*	369	#if !ENABLE_MINIMAL
457	* Catch a fatal signal and tidy up before quitting	370	static void
458	*/	371	print_x_error (Display *dpy, XErrorEvent *event)
459	void
460	rxvt_term::sig_term (sig_watcher &w)
461	{	372	{
462	#ifdef DEBUG_CMD	373	char buffer[BUFSIZ];
463	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	374	char mesg[BUFSIZ];
464	#endif	375	char number[32];
465	rxvt_destroy_all ();	376	char *mtype = "XlibMessage";
466	signal (w.signum, SIG_DFL);	377	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
467	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);
468	}	415	}
		416	#endif
469		417
470	/* INTPROTO */
471	int	418	int
472	rxvt_xerror_handler (Display *display, XErrorEvent *event)	419	rxvt_xerror_handler (Display *display, XErrorEvent *event)
473	{	420	{
474	if (GET_R->allowedxerror == -1)	421	if (GET_R->allowedxerror == -1)
475	GET_R->allowedxerror = event->error_code;	422	GET_R->allowedxerror = event->error_code;
476	else	423	else
477	{	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
478	old_xerror_handler (display, event);	428	old_xerror_handler (display, event);
479	GET_R->destroy ();	429	#else
		430	print_x_error (display, event);
		431	#endif
480	}	432	}
481		433
482	return 0;	434	return 0;
483	}	435	}
484		436
485	/* ------------------------------------------------------------------------- *	437	int
486	* MEMORY ALLOCATION WRAPPERS *	438	rxvt_xioerror_handler (Display *display)
487	* ------------------------------------------------------------------------- */	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
488	void *	462	void
489	rxvt_malloc (size_t size)	463	sig_handlers::sig_term (ev::sig &w, int revents)
490	{	464	{
491	void *p = malloc (size);	465	rxvt_emergency_cleanup ();
492		466	w.stop ();
493	if (!p)	467	kill (getpid (), w.signum);
494	rxvt_fatal ("memory allocation failure. aborting.\n");
495
496	return p;
497	}	468	}
498		469
499	/* INTPROTO */	470	char **rxvt_environ; // startup environment
500	void *
501	rxvt_calloc (size_t number, size_t size)
502	{
503	void *p = calloc (number, size);
504		471
505	if (!p)
506	rxvt_fatal ("memory allocation failure. aborting.\n");
507
508	return p;
509	}
510
511	/* INTPROTO */
512	void *
513	rxvt_realloc (void *ptr, size_t size)
514	{
515	void *p = realloc (ptr, size);
516
517	if (!p)
518	rxvt_fatal ("memory allocation failure. aborting.\n");
519
520	return p;
521	}
522
523	/* ------------------------------------------------------------------------- *
524	* PRIVILEGED OPERATIONS *
525	* ------------------------------------------------------------------------- */
526	/* take care of suid/sgid super-user (root) privileges */
527	void	472	void
528	rxvt_privileges (rxvt_privaction action)	473	rxvt_init ()
529	{	474	{
530	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	475	ptytty::init ();
531	static uid_t euid;
532	static gid_t egid;
533	#endif
534		476
535	#if ! defined(__CYGWIN32__)	477	if (!ev_default_loop (0))
536	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	478	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
537	/* setreuid () is the poor man's setuid (), seteuid () */
538	# define seteuid(a) setreuid(-1, (a))
539	# define setegid(a) setregid(-1, (a))
540	# define HAVE_SETEUID
541	# endif
542	# ifdef HAVE_SETEUID
543	switch (action)
544	{
545	case IGNORE:
546	/*
547	* change effective uid/gid - not real uid/gid - so we can switch
548	* back to root later, as required
549	*/
550	seteuid (getuid ());
551	setegid (getgid ());
552	break;
553	case SAVE:
554	euid = geteuid ();
555	egid = getegid ();
556	break;
557	case RESTORE:
558	seteuid (euid);
559	setegid (egid);
560	break;
561	}
562	# else
563	switch (action)
564	{
565	case IGNORE:
566	setuid (getuid ());
567	setgid (getgid ());
568	/* FALLTHROUGH */
569	case SAVE:
570	/* FALLTHROUGH */
571	case RESTORE:
572	break;
573	}
574	# endif
575	#endif
576	}
577		479
578	#ifdef UTMP_SUPPORT	480	rxvt_environ = environ;
579	void
580	rxvt_term::privileged_utmp (rxvt_privaction action)
581	{
582	if ((options & Opt_utmpInhibit)
583	|| !pty.name || !*pty.name)
584	return;
585		481
586	rxvt_privileges (RESTORE);	482	signal (SIGHUP, SIG_IGN);
		483	signal (SIGPIPE, SIG_IGN);
587		484
588	if (action == SAVE)	485	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
589	makeutent (pty.name, rs[Rs_display_name]);	486	sig_handlers.sw_int.start (SIGINT); ev_unref ();
590	else
591	cleanutent ();
592		487
593	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 ();
594	}	496	}
595	#endif
596		497
597	/*----------------------------------------------------------------------*/	498	/*----------------------------------------------------------------------*/
598	/*	499	/*
599	* window size/position calculcations for XSizeHint and other storage.	500	* window size/position calculations for XSizeHint and other storage.
600	* if width/height are non-zero then override calculated width/height	501	* if width/height are non-zero then override calculated width/height
601	*/	502	*/
602	void	503	void
603	rxvt_term::window_calc (unsigned int width, unsigned int height)	504	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
604	{	505	{
605	short recalc_x, recalc_y;	506	short recalc_x, recalc_y;
606	int x, y, sb_w, mb_h, flags;	507	int x, y, flags;
607	unsigned int w, h;	508	unsigned int w, h;
608	unsigned int max_width, max_height;	509	unsigned int max_width, max_height;
609		510
610	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	TermWin.ncol, TermWin.nrow, szHint.width,
612	szHint.height));
613	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	511	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
614	szHint.win_gravity = NorthWestGravity;	512	szHint.win_gravity = NorthWestGravity;
615	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	513	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
616		514
617	recalc_x = recalc_y = 0;	515	recalc_x = recalc_y = 0;
618	flags = 0;	516	flags = 0;
		517
619	if (!parsed_geometry)	518	if (!parsed_geometry)
620	{	519	{
621	parsed_geometry = 1;	520	parsed_geometry = 1;
		521
622	if (rs[Rs_geometry])	522	if (rs[Rs_geometry])
623	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	523	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		524
624	if (flags & WidthValue)	525	if (flags & WidthValue)
625	{	526	{
626	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 ());
627	szHint.flags |= USSize;	531	szHint.flags |= USSize;
628	}	532	}
		533
629	if (flags & HeightValue)	534	if (flags & HeightValue)
630	{	535	{
631	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 ());
632	szHint.flags |= USSize;	540	szHint.flags |= USSize;
633	}	541	}
		542
634	if (flags & XValue)	543	if (flags & XValue)
635	{	544	{
636	szHint.x = x;	545	szHint.x = x;
637	szHint.flags |= USPosition;	546	szHint.flags |= USPosition;
		547
638	if (flags & XNegative)	548	if (flags & XNegative)
639	{	549	{
640	recalc_x = 1;	550	recalc_x = 1;
641	szHint.win_gravity = NorthEastGravity;	551	szHint.win_gravity = NorthEastGravity;
642	}	552	}
643	}	553	}
		554
644	if (flags & YValue)	555	if (flags & YValue)
645	{	556	{
646	szHint.y = y;	557	szHint.y = y;
647	szHint.flags |= USPosition;	558	szHint.flags |= USPosition;
		559
648	if (flags & YNegative)	560	if (flags & YNegative)
649	{	561	{
650	recalc_y = 1;	562	recalc_y = 1;
		563
651	if (szHint.win_gravity == NorthEastGravity)	564	if (szHint.win_gravity == NorthEastGravity)
652	szHint.win_gravity = SouthEastGravity;	565	szHint.win_gravity = SouthEastGravity;
653	else	566	else
654	szHint.win_gravity = SouthWestGravity;	567	szHint.win_gravity = SouthWestGravity;
655	}	568	}
656	}	569	}
657	}	570	}
658		571
659	/* TODO: BOUNDS */	572	/* TODO: BOUNDS */
660	TermWin.width = TermWin.ncol * TermWin.fwidth;	573	width = ncol * fwidth;
661	TermWin.height = TermWin.nrow * TermWin.fheight;	574	height = nrow * fheight;
662	max_width = MAX_COLS * TermWin.fwidth;	575	max_width = MAX_COLS * fwidth;
663	max_height = MAX_ROWS * TermWin.fheight;	576	max_height = MAX_ROWS * fheight;
664		577
665	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	578	szHint.base_width = szHint.base_height = 2 * int_bwidth;
666		579
667	sb_w = mb_h = 0;
668	window_vt_x = window_vt_y = TermWin.int_bwidth;	580	window_vt_x = window_vt_y = int_bwidth;
669		581
670	if (scrollbar_visible ())	582	if (scrollBar.state)
671	{	583	{
672	sb_w = scrollbar_TotalWidth ();	584	int sb_w = scrollBar.total_width ();
673	szHint.base_width += sb_w;	585	szHint.base_width += sb_w;
		586
674	if (!(options & Opt_scrollBar_right))	587	if (!option (Opt_scrollBar_right))
675	window_vt_x += sb_w;	588	window_vt_x += sb_w;
676	}	589	}
677		590
678	if (menubar_visible ())
679	{
680	mb_h = menuBar_TotalHeight ();
681	szHint.base_height += mb_h;
682	window_vt_y += mb_h;
683	}
684
685	szHint.width_inc = TermWin.fwidth;	591	szHint.width_inc = fwidth;
686	szHint.height_inc = TermWin.fheight;	592	szHint.height_inc = fheight;
687	szHint.min_width = szHint.base_width + szHint.width_inc;	593	szHint.min_width = szHint.base_width + szHint.width_inc;
688	szHint.min_height = szHint.base_height + szHint.height_inc;	594	szHint.min_height = szHint.base_height + szHint.height_inc;
689		595
690	if (width && width - szHint.base_width < max_width)	596	if (newwidth && newwidth - szHint.base_width < max_width)
691	{	597	{
692	szHint.width = width;	598	szHint.width = newwidth;
693	TermWin.width = width - szHint.base_width;	599	width = newwidth - szHint.base_width;
694	}	600	}
695	else	601	else
696	{	602	{
697	MIN_IT (TermWin.width, max_width);	603	min_it (width, max_width);
698	szHint.width = szHint.base_width + TermWin.width;	604	szHint.width = szHint.base_width + width;
699	}	605	}
700		606
701	if (height && height - szHint.base_height < max_height)	607	if (newheight && newheight - szHint.base_height < max_height)
702	{	608	{
703	szHint.height = height;	609	szHint.height = newheight;
704	TermWin.height = height - szHint.base_height;	610	height = newheight - szHint.base_height;
705	}	611	}
706	else	612	else
707	{	613	{
708	MIN_IT (TermWin.height, max_height);	614	min_it (height, max_height);
709	szHint.height = szHint.base_height + TermWin.height;	615	szHint.height = szHint.base_height + height;
710	}	616	}
711
712	if (scrollbar_visible () && (options & Opt_scrollBar_right))
713	window_sb_x = szHint.width - sb_w;
714		617
715	if (recalc_x)	618	if (recalc_x)
716	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	619	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
717	- szHint.width - 2 * TermWin.ext_bwidth);	620
718	if (recalc_y)	621	if (recalc_y)
719	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	622	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
720	- szHint.height - 2 * TermWin.ext_bwidth);
721		623
722	TermWin.ncol = TermWin.width / TermWin.fwidth;	624	ncol = width / fwidth;
723	TermWin.nrow = TermWin.height / TermWin.fheight;	625	nrow = height / fheight;
724	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
725	TermWin.ncol, TermWin.nrow, szHint.width,
726	szHint.height));
727	return;
728	}	626	}
729		627
730	/*----------------------------------------------------------------------*/	628	/*----------------------------------------------------------------------*/
731	/*	629	/*
732	* Tell the teletype handler what size the window is.	630	* Tell the teletype handler what size the window is.
733	* Called after a window size change.	631	* Called after a window size change.
734	*/	632	*/
735	void	633	void
736	rxvt_term::tt_winch ()	634	rxvt_term::tt_winch ()
737	{	635	{
738	if (pty.pty < 0)	636	if (pty->pty < 0)
739	return;	637	return;
740		638
741	struct winsize ws;	639	struct winsize ws;
742		640
743	ws.ws_col = TermWin.ncol;	641	ws.ws_col = ncol;
744	ws.ws_row = TermWin.nrow;	642	ws.ws_row = nrow;
745	ws.ws_xpixel = TermWin.width;	643	ws.ws_xpixel = width;
746	ws.ws_ypixel = TermWin.height;	644	ws.ws_ypixel = height;
747	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	645	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
748		646
749	#if 0	647	#if 0
750	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	648	// TIOCSWINSZ is supposed to do this automatically and correctly
751	if (cmd_pid) /* force through to the command */	649	if (cmd_pid) /* force through to the command */
752	kill (cmd_pid, SIGWINCH);	650	kill (-cmd_pid, SIGWINCH);
753	#endif	651	#endif
754	}	652	}
755		653
756	/*----------------------------------------------------------------------*/	654	/*----------------------------------------------------------------------*/
757	/* set_fonts () - load and set the various fonts	655	/* set_fonts () - load and set the various fonts
758	/*	656	*
759	* init = 1 - initialize	657	* init = 1 - initialize
760	*	658	*
761	* fontname == FONT_UP - switch to bigger font	659	* fontname == FONT_UP - switch to bigger font
762	* fontname == FONT_DN - switch to smaller font	660	* fontname == FONT_DN - switch to smaller font
763	*/	661	*/
…		…
775	return false;	673	return false;
776	}	674	}
777		675
778	#if ENABLE_STYLES	676	#if ENABLE_STYLES
779	for (int i = RS_styleCount; --i; )	677	for (int i = RS_styleCount; --i; )
780	if (TermWin.fontset[i] != TermWin.fontset[0])	678	if (fontset[i] != fontset[0])
781	delete TermWin.fontset[i];	679	delete fontset[i];
782	#endif	680	#endif
783		681
784	delete TermWin.fontset[0];	682	delete fontset[0];
785	TermWin.fontset[0] = fs;	683	fontset[0] = fs;
786		684
787	prop = (*fs)[1]->properties ();	685	prop = (*fs)[1]->properties ();
		686	prop.height += lineSpace;
		687
788	fs->set_prop (prop);	688	fs->set_prop (prop, false);
789		689
790	TermWin.fwidth = prop.width;	690	fwidth = prop.width;
791	TermWin.fheight = prop.height;	691	fheight = prop.height;
792	TermWin.fweight = prop.weight;	692	fbase = prop.ascent;
793	TermWin.fslant = prop.slant;
794	TermWin.fbase = (*fs)[1]->ascent;
795		693
796	for (int style = 1; style < 4; style++)	694	for (int style = 1; style < 4; style++)
797	{	695	{
798	#if ENABLE_STYLES	696	#if ENABLE_STYLES
799	const char *res = rs[Rs_font + style];	697	const char *res = rs[Rs_font + style];
800		698
801	if (res && !*res)	699	if (res && !*res)
802	TermWin.fontset[style] = TermWin.fontset[0];	700	fontset[style] = fontset[0];
803	else	701	else
804	{	702	{
805	TermWin.fontset[style] = fs = new rxvt_fontset (this);	703	fontset[style] = fs = new rxvt_fontset (this);
806	rxvt_fontprop prop2 = prop;	704	rxvt_fontprop prop2 = prop;
807		705
808	if (res)	706	if (res)
809	prop2.weight = prop2.slant = rxvt_fontprop::unset;	707	{
		708	fs->populate (res);
		709	fs->set_prop (prop2, false);
		710	}
810	else	711	else
811	{	712	{
812	res = TermWin.fontset[0]->fontdesc;	713	fs->populate (fontset[0]->fontdesc);
813		714
814	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;
815	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);
816	}	719	}
817		720
818	fs->populate (res);
819	fs->set_prop (prop2);
820	}	721	}
821	#else	722	#else
822	TermWin.fontset[style] = TermWin.fontset[0];	723	fontset[style] = fontset[0];
823	#endif	724	#endif
824	}	725	}
825		726
826	if (TermWin.parent[0])	727	if (parent[0])
827	{	728	{
828	resize_all_windows (0, 0, 0);	729	resize_all_windows (0, 0, 0);
829	scr_remap_chars ();	730	scr_remap_chars ();
830	scr_touch (true);	731	scr_touch (true);
831	}	732	}
832		733
833	return true;	734	return true;
		735	}
		736
		737	void
		738	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		739	{
		740	XChangeProperty (dpy, parent[0],
		741	prop, XA_STRING, 8, PropModeReplace,
		742	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		743	}
		744
		745	void
		746	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		747	{
		748	wchar_t *ws = rxvt_mbstowcs (str, len);
		749	char *s = rxvt_wcstoutf8 (ws);
		750
		751	XChangeProperty (dpy, parent[0],
		752	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		753	(const unsigned char *)s, strlen (s));
		754
		755	free (s);
		756	free (ws);
834	}	757	}
835		758
836	/*----------------------------------------------------------------------*/	759	/*----------------------------------------------------------------------*/
837	/*----------------------------------------------------------------------*/	760	/*----------------------------------------------------------------------*/
838	/* xterm sequences - title, iconName, color (exptl) */	761	/* xterm sequences - title, iconName, color (exptl) */
839	void	762	void
840	rxvt_term::set_title (const char *str)	763	rxvt_term::set_title (const char *str)
841	{	764	{
842	#ifdef SMART_WINDOW_TITLE	765	set_string_property (XA_WM_NAME, str);
843	char *name;	766	#if ENABLE_EWMH
844		767	set_utf8_property (xa[XA_NET_WM_NAME], str);
845	if (!XFetchName (display->display, TermWin.parent[0], &name))
846	name = NULL;
847
848	if (name == NULL || strcmp (name, str))
849	#endif
850	XStoreName (display->display, TermWin.parent[0], str);
851
852	#ifdef SMART_WINDOW_TITLE
853	if (name)
854	XFree (name);
855	#endif	768	#endif
856	}	769	}
857		770
858	void	771	void
859	rxvt_term::set_icon_name (const char *str)	772	rxvt_term::set_icon_name (const char *str)
860	{	773	{
861	#ifdef SMART_WINDOW_TITLE	774	set_string_property (XA_WM_ICON_NAME, str);
862	char *name;	775	#if ENABLE_EWMH
863		776	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
864	if (!XGetIconName (display->display, TermWin.parent[0], &name))
865	name = NULL;
866
867	if (name == NULL || strcmp (name, str))
868	#endif	777	#endif
869	XSetIconName (display->display, TermWin.parent[0], str);
870
871	#ifdef SMART_WINDOW_TITLE
872	if (name)
873	XFree (name);
874	#endif
875	}	778	}
876		779
		780	void
		781	rxvt_term::set_window_color (int idx, const char *color)
		782	{
877	#ifdef XTERM_COLOR_CHANGE	783	#ifdef XTERM_COLOR_CHANGE
878	void
879	rxvt_term::set_window_color (int idx, const char *color)
880	{
881	rxvt_color xcol;	784	rxvt_color xcol;
882	int i;
883		785
884	if (color == NULL || *color == '\0')	786	if (color == NULL || *color == '\0')
885	return;	787	return;
886		788
		789	color = strdup (color);
		790	allocated.push_back ((void *)color);
		791	rs[Rs_color + idx] = color;
		792
887	/* handle color aliases */	793	/* handle color aliases */
888	if (isdigit (*color))	794	if (isdigit (*color))
889	{	795	{
890	i = atoi (color);	796	int i = atoi (color);
		797
891	if (i >= 8 && i <= 15)	798	if (i >= 8 && i <= 15)
		799	{
892	{ /* bright colors */	800	/* bright colors */
893	i -= 8;
894	# ifndef NO_BRIGHTCOLOR
895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	801	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
896	SET_PIXCOLOR (idx);
897	goto Done;	802	goto done;
898	# endif
899
900	}	803	}
		804
901	if (i >= 0 && i <= 7)	805	if (i >= 0 && i <= 7)
		806	{
902	{ /* normal colors */	807	/* normal colors */
903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	808	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
904	SET_PIXCOLOR (idx);
905	goto Done;	809	goto done;
906	}	810	}
907	}	811	}
908		812
909	if (!rXParseAllocColor (& xcol, color))	813	set_color (xcol, color);
910	return;
911
912	/* XStoreColor (display->display, display->cmap, XColor*); */
913		814
914	/*	815	/*
915	* 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,
916	* so just keep gobbling up the colormap	817	* so just keep gobbling up the colormap
917	*/	818	*/
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		819
930	pix_colors_focused[idx] = xcol;	820	pix_colors_focused[idx] = xcol;
931	SET_PIXCOLOR (idx);
932		821
933	/* XSetWindowAttributes attr; */
934	/* Cursor cursor; */
935	Done:	822	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. */	823	/*TODO: handle Color_BD, scrollbar background, etc. */
942		824
		825	update_fade_color (idx);
943	recolour_cursor ();	826	recolour_cursor ();
944	scr_recolour ();	827	scr_recolour ();
		828	#endif /* XTERM_COLOR_CHANGE */
945	}	829	}
946
947	#else
948	# define set_window_color (idx,color) ((void)0)
949	#endif /* XTERM_COLOR_CHANGE */
950		830
951	void	831	void
952	rxvt_term::recolour_cursor ()	832	rxvt_term::recolour_cursor ()
953	{	833	{
954	XColor xcol[2];	834	XColor fg, bg;
955		835
956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	836	(ISSET_PIXCOLOR (Color_pointer_fg)
957	? pix_colors_focused[Color_pointer_fg]	837	? pix_colors_focused[Color_pointer_fg]
958	: pix_colors_focused[Color_fg];	838	: pix_colors_focused[Color_fg]).get (fg);
		839
959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	840	(ISSET_PIXCOLOR (Color_pointer_bg)
960	? pix_colors_focused[Color_pointer_bg]	841	? pix_colors_focused[Color_pointer_bg]
961	: pix_colors_focused[Color_bg];	842	: pix_colors_focused[Color_bg]).get (bg);
962		843
963	XQueryColors (display->display, display->cmap, xcol, 2);	844	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
965	}	845	}
966		846
967	/*----------------------------------------------------------------------*/	847	/*----------------------------------------------------------------------*/
968	/*	848	/*
969	* 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
970	*/	850	*/
971	void	851	void
972	rxvt_term::set_colorfgbg ()	852	rxvt_term::set_colorfgbg ()
973	{	853	{
974	unsigned int i;	854	unsigned int i;
975	const char *xpmb = "\0";	855	const char *xpmb = "";
976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	856	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
977		857
978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
979	strcpy (fstr, "default");	858	strcpy (fstr, "default");
980	strcpy (bstr, "default");	859	strcpy (bstr, "default");
981	for (i = Color_Black; i <= Color_White; i++)	860	for (i = Color_Black; i <= Color_White; i++)
982	if (pix_colors[Color_fg] == pix_colors[i])	861	if (pix_colors[Color_fg] == pix_colors[i])
983	{	862	{
…		…
987		866
988	for (i = Color_Black; i <= Color_White; i++)	867	for (i = Color_Black; i <= Color_White; i++)
989	if (pix_colors[Color_bg] == pix_colors[i])	868	if (pix_colors[Color_bg] == pix_colors[i])
990	{	869	{
991	sprintf (bstr, "%d", (i - Color_Black));	870	sprintf (bstr, "%d", (i - Color_Black));
992	#ifdef XPM_BACKGROUND	871	#ifdef BG_IMAGE_FROM_FILE
993	xpmb = "default;";	872	xpmb = "default;";
994	#endif	873	#endif
995	break;	874	break;
996	}	875	}
997		876
998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	877	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
999	}	878	}
1000		879
1001	/*----------------------------------------------------------------------*/	880	/*----------------------------------------------------------------------*/
1002	/*
1003	* Colour determination for low colour displays, routine from
1004	* Hans de Goede <hans@highrise.nl>
1005	*/
1006		881
1007	int	882	bool
1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	883	rxvt_term::set_color (rxvt_color &color, const char *name)
1009	{	884	{
1010	if (!screen_in_out->set (display, colour))	885	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;	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]);
1017	}	896	}
1018		897
1019	/* -------------------------------------------------------------------- *	898	/* -------------------------------------------------------------------- *
1020	* - WINDOW RESIZING - *	899	* - WINDOW RESIZING - *
1021	* -------------------------------------------------------------------- */	900	* -------------------------------------------------------------------- */
1022	void	901	void
1023	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)
1024	{	903	{
1025	int fix_screen;	904	int fix_screen;
		905	int old_width = szHint.width;
		906	int old_height = szHint.height;
1026		907
1027	#ifdef SMART_RESIZE
1028	int old_width = szHint.width, old_height = szHint.height;
1029	#endif
1030
1031	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)))
1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	911	XSetWMNormalHints (dpy, parent[0], &szHint);
1033		912
1034	if (!ignoreparent)	913	if (!ignoreparent)
1035	{	914	{
1036	#ifdef SMART_RESIZE	915	#ifdef SMART_RESIZE
1037	/*	916	/*
…		…
1041	int x, y, x1, y1;	920	int x, y, x1, y1;
1042	int dx, dy;	921	int dx, dy;
1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	922	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1044	Window unused_cr;	923	Window unused_cr;
1045		924
1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	925	XTranslateCoordinates (dpy, parent[0], display->root,
1047	0, 0, &x, &y, &unused_cr);	926	0, 0, &x, &y, &unused_cr);
1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	927	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	928	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1050	/*	929	/*
1051	* 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
1052	* our position for handles and decorations. Counter it	931	* our position for handles and decorations. Counter it
1053	*/	932	*/
…		…
1055	{	934	{
1056	x -= x1;	935	x -= x1;
1057	y -= y1;	936	y -= y1;
1058	}	937	}
1059		938
1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	939	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	940	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1062	dx = old_width - szHint.width;	941	dx = old_width - szHint.width;
1063	dy = old_height - szHint.height;	942	dy = old_height - szHint.height;
1064		943
1065	/* Check position of the center of the window */	944	/* Check position of the center of the window */
1066	if (x < x1) /* left half */	945	if (x < x1) /* left half */
1067	dx = 0;	946	dx = 0;
…		…
1070	if (y < y1) /* top half */	949	if (y < y1) /* top half */
1071	dy = 0;	950	dy = 0;
1072	else if (y == y1) /* exact center */	951	else if (y == y1) /* exact center */
1073	dy /= 2;	952	dy /= 2;
1074		953
1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	954	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1076	szHint.width, szHint.height);	955	szHint.width, szHint.height);
1077	#else	956	#else
1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	957	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1079	#endif	958	#endif
1080	}	959	}
1081		960
1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	961	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1083		962
1084	if (fix_screen || width != old_width || height != old_height)	963	if (fix_screen || newwidth != old_width || newheight != old_height)
1085	{	964	{
1086	if (scrollbar_visible ())	965	if (scrollBar.state)
1087	{	966	scrollBar.resize ();
1088	XMoveResizeWindow (display->display, scrollBar.win,
1089	window_sb_x, 0,
1090	scrollbar_TotalWidth (), szHint.height);
1091	resize_scrollbar ();
1092	}
1093		967
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,	968	XMoveResizeWindow (dpy, vt,
1100	window_vt_x, window_vt_y,	969	window_vt_x, window_vt_y,
1101	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
1102	scr_clear ();	977	scr_clear ();
1103	#ifdef XPM_BACKGROUND
1104	resize_pixmap ();
1105	#endif
1106	}	978	}
1107		979
1108	if (fix_screen || old_height == 0)	980	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 ();	981	scr_reset ();
1123		982
1124	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
1125	{	984	//scr_touch (false);
1126	scr_change_screen (curr_screen);
1127	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1128	}
1129	}
1130		985
1131	old_width = szHint.width;	986	#ifdef HAVE_BG_PIXMAP
1132	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
1133		991
1134	#ifdef USE_XIM	992	#ifdef USE_XIM
1135	IMSetStatusPosition ();	993	IMSetPosition ();
1136	#endif	994	#endif
1137	}	995	}
1138		996
1139	/*	997	/*
1140	* 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.
1141	* good for toggling 80/132 columns	999	* good for toggling 80/132 columns
1142	*/	1000	*/
1143	void	1001	void
1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1002	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1145	{	1003	{
1146	XWindowAttributes wattr;	1004	XWindowAttributes wattr;
1147		1005
1148	if (width == 0 || height == 0)	1006	if (newwidth == 0 || newheight == 0)
1149	{	1007	{
1150	XGetWindowAttributes (display->display, display->root, &wattr);	1008	XGetWindowAttributes (dpy, display->root, &wattr);
		1009
1151	if (width == 0)	1010	if (newwidth == 0)
1152	width = wattr.width - szHint.base_width;	1011	newwidth = wattr.width - szHint.base_width;
1153	if (height == 0)	1012	if (newheight == 0)
1154	height = wattr.height - szHint.base_height;	1013	newheight = wattr.height - szHint.base_height;
1155	}
1156
1157	if (width != TermWin.width || height != TermWin.height)
1158	{	1014	}
		1015
		1016	if (newwidth != width || newheight != height)
		1017	{
1159	width += szHint.base_width;	1018	newwidth += szHint.base_width;
1160	height += szHint.base_height;	1019	newheight += szHint.base_height;
1161	resize_all_windows (width, height, 0);	1020	resize_all_windows (newwidth, newheight, 0);
1162	}	1021	}
1163	}	1022	}
1164		1023
1165	/* -------------------------------------------------------------------- *	1024	/* -------------------------------------------------------------------- *
1166	* - X INPUT METHOD ROUTINES - *	1025	* - X INPUT METHOD ROUTINES - *
…		…
1168	#ifdef USE_XIM	1027	#ifdef USE_XIM
1169		1028
1170	void	1029	void
1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1030	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1172	{	1031	{
1173	fg = pix_colors[Color_fg];	1032	fg = pix_colors [Color_fg];
1174	bg = pix_colors[Color_bg];	1033	bg = pix_colors [Color_bg];
1175	}	1034	}
1176		1035
1177	void	1036	void
1178	rxvt_term::im_set_size (XRectangle &size)	1037	rxvt_term::im_set_size (XRectangle &size)
1179	{	1038	{
1180	// the int_bwidth terms make no sense to me	1039	// the int_bwidth terms make no sense to me
1181	size.x = TermWin.int_bwidth;	1040	size.x = int_bwidth;
1182	size.y = TermWin.int_bwidth;	1041	size.y = int_bwidth;
1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1042	size.width = Width2Pixel (ncol) + int_bwidth;
1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1043	size.height = Height2Pixel (nrow) + int_bwidth;
1185	}	1044	}
1186		1045
1187	void	1046	void
1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1047	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1189	XRectangle &status_rect,	1048	XRectangle &status_rect,
1190	const XRectangle &needed_rect)	1049	const XRectangle &needed_rect)
1191	{	1050	{
1192	preedit_rect.x = needed_rect.width;	1051	preedit_rect.x = needed_rect.width;
1193	preedit_rect.y = 0;	1052	preedit_rect.y = 0;
1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1053	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1195	preedit_rect.height = TermWin.fheight;	1054	preedit_rect.height = fheight;
1196		1055
1197	status_rect.x = 0;	1056	status_rect.x = 0;
1198	status_rect.y = 0;	1057	status_rect.y = 0;
1199	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;
1200	status_rect.height = TermWin.fheight;	1059	status_rect.height = fheight;
1201	}	1060	}
1202		1061
1203	/* Checking whether input method is running. */	1062	/* Checking whether input method is running. */
1204	bool	1063	bool
1205	rxvt_term::IMisRunning ()	1064	rxvt_term::IMisRunning ()
…		…
1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1075	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1217		1076
1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1077	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1219	*p = '\0';	1078	*p = '\0';
1220		1079
1221	atom = XInternAtom (display->display, server, False);	1080	atom = XInternAtom (dpy, server, False);
1222	win = XGetSelectionOwner (display->display, atom);	1081	win = XGetSelectionOwner (dpy, atom);
1223		1082
1224	if (win != None)	1083	if (win != None)
1225	return True;	1084	return True;
1226	}	1085	}
1227		1086
…		…
1233	{	1092	{
1234	XPoint nspot;	1093	XPoint nspot;
1235	XVaNestedList preedit_attr;	1094	XVaNestedList preedit_attr;
1236		1095
1237	if (!Input_Context	1096	if (!Input_Context
1238	|| !TermWin.focus	1097	|| !focus
1239	|| !(input_style & XIMPreeditPosition))	1098	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1240	return;	1099	return;
1241		1100
1242	im_set_position (nspot);	1101	im_set_position (nspot);
1243		1102
1244	if (nspot.x == spot.x && nspot.y == spot.y)	1103	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1263	input_method = 0;	1122	input_method = 0;
1264	}	1123	}
1265		1124
1266	Input_Context = 0;	1125	Input_Context = 0;
1267	}	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
1268		1201
1269	/*	1202	/*
1270	* 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
1271	* open a suitable preedit type	1204	* open a suitable preedit type
1272	*/	1205	*/
…		…
1279	XRectangle rect, status_rect, needed_rect;	1212	XRectangle rect, status_rect, needed_rect;
1280	unsigned long fg, bg;	1213	unsigned long fg, bg;
1281	const char *p;	1214	const char *p;
1282	char **s;	1215	char **s;
1283	XIMStyles *xim_styles;	1216	XIMStyles *xim_styles;
		1217	#ifdef ENABLE_XIM_ONTHESPOT
		1218	XIMCallback xcb[4];
		1219	#endif
		1220
		1221	set_environ (envv);
1284		1222
1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1223	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1286	return false;	1224	return false;
1287		1225
1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1289	input_method = display->get_xim (locale, modifiers);	1226	input_method = display->get_xim (locale, modifiers);
1290	if (input_method == NULL)	1227	if (input_method == NULL)
1291	return false;	1228	return false;
1292		1229
1293	xim = input_method->xim;	1230	xim = input_method->xim;
…		…
1299	{	1236	{
1300	im_destroy ();	1237	im_destroy ();
1301	return false;	1238	return false;
1302	}	1239	}
1303		1240
1304	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root,None";	1241	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1242
		1243	for (int pi = 0; pi < 2; pi++)
		1244	{
		1245	p = pet[pi];
		1246
		1247	if (!p)
		1248	continue;
		1249
1305	s = rxvt_splitcommastring (p);	1250	s = rxvt_splitcommastring (p);
1306		1251
1307	for (i = found = 0; !found && s[i]; i++)	1252	for (i = found = 0; !found && s[i]; i++)
1308	{	1253	{
1309	if (!strcmp (s[i], "OverTheSpot"))	1254	if (!strcmp (s[i], "OverTheSpot"))
1310	input_style = (XIMPreeditPosition | XIMStatusNothing);	1255	input_style = XIMPreeditPosition | XIMStatusNothing;
1311	else if (!strcmp (s[i], "OffTheSpot"))	1256	else if (!strcmp (s[i], "OffTheSpot"))
1312	input_style = (XIMPreeditArea | XIMStatusArea);	1257	input_style = XIMPreeditArea | XIMStatusArea;
1313	else if (!strcmp (s[i], "Root"))	1258	else if (!strcmp (s[i], "Root"))
1314	input_style = (XIMPreeditNothing | XIMStatusNothing);	1259	input_style = XIMPreeditNothing | XIMStatusNothing;
1315	else if (!strcmp (s[i], "None"))	1260	else if (!strcmp (s[i], "None"))
1316	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;
1317		1268
1318	for (j = 0; j < xim_styles->count_styles; j++)	1269	for (j = 0; j < xim_styles->count_styles; j++)
1319	if (input_style == xim_styles->supported_styles[j])	1270	if (input_style == xim_styles->supported_styles[j])
1320	{	1271	{
		1272	rxvt_freecommastring (s);
		1273
1321	found = 1;	1274	found = 1;
1322	break;	1275	goto foundpet;
		1276	}
		1277
1323	}	1278	}
1324	}
1325		1279
1326	for (i = 0; s[i]; i++)	1280	rxvt_freecommastring (s);
1327	free (s[i]);	1281	}
1328		1282
1329	free (s);	1283	foundpet:
		1284
1330	XFree (xim_styles);	1285	XFree (xim_styles);
1331		1286
1332	if (!found)	1287	if (!found)
1333	{	1288	{
1334	im_destroy ();	1289	im_destroy ();
…		…
1351	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1306	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1352	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1307	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1353	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1308	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1354	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1309	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1355	"*",	1310	"*",
1356	TermWin.fheight,	1311	fheight,
1357	TermWin.fheight + 1, TermWin.fheight - 1,	1312	fheight + 1, fheight - 1,
1358	TermWin.fheight - 2, TermWin.fheight + 2);	1313	fheight - 2, fheight + 2);
1359		1314
1360	fs = XCreateFontSet (display->display, pat,	1315	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1361	&missing_charset_list, &missing_charset_count, &def_string);	1316	&missing_charset_list, &missing_charset_count, &def_string);
1362		1317
1363	if (missing_charset_list)	1318	if (missing_charset_list)
1364	XFreeStringList (missing_charset_list);	1319	XFreeStringList (missing_charset_list);
1365		1320
…		…
1406	XNBackground, bg,	1361	XNBackground, bg,
1407	XNArea, &status_rect,	1362	XNArea, &status_rect,
1408	XNFontSet, fs,	1363	XNFontSet, fs,
1409	NULL);	1364	NULL);
1410	}	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
1411		1389
1412	Input_Context = XCreateIC (xim,	1390	Input_Context = XCreateIC (xim,
1413	XNInputStyle, input_style,	1391	XNInputStyle, input_style,
1414	XNClientWindow, TermWin.vt,	1392	XNClientWindow, vt,
1415	XNFocusWindow, TermWin.parent[0],	1393	XNFocusWindow, parent[0],
1416	preedit_attr ? XNPreeditAttributes : NULL,	1394	preedit_attr ? XNPreeditAttributes : NULL,
1417	preedit_attr,	1395	preedit_attr,
1418	status_attr ? XNStatusAttributes : NULL,	1396	status_attr ? XNStatusAttributes : NULL,
1419	status_attr, NULL);	1397	status_attr, NULL);
1420		1398
1421	if (preedit_attr) XFree (preedit_attr);	1399	if (preedit_attr) XFree (preedit_attr);
1422	if (status_attr) XFree (status_attr);	1400	if (status_attr) XFree (status_attr);
1423	if (fs) XFreeFontSet (display->display, fs);	1401	if (fs) XFreeFontSet (dpy, fs);
1424		1402
1425	if (Input_Context == NULL)	1403	if (Input_Context == NULL)
1426	{	1404	{
1427	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1405	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1428	im_destroy ();	1406	im_destroy ();
1429	return false;	1407	return false;
1430	}	1408	}
1431		1409
1432	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
1433	IMSetStatusPosition ();	1416	IMSetPosition ();
1434		1417
1435	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1436	return true;	1418	return true;
1437	}	1419	}
1438		1420
1439	void	1421	void
1440	rxvt_term::im_cb ()	1422	rxvt_term::im_cb ()
1441	{	1423	{
1442	int i, found, had_im;	1424	int i;
1443	const char *p;	1425	const char *p;
1444	char **s;	1426	char **s;
1445	char buf[IMBUFSIZ];	1427	char buf[IMBUFSIZ];
1446		1428
		1429	make_current ();
		1430
1447	im_destroy ();	1431	im_destroy ();
1448		1432
1449	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1450	if (Input_Context)	1433	if (Input_Context)
1451	return;	1434	return;
1452		1435
1453	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1436	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1454	if (rs[Rs_imLocale])	1437	if (rs[Rs_imLocale])
…		…
1459	if (p && *p)	1442	if (p && *p)
1460	{	1443	{
1461	bool found = false;	1444	bool found = false;
1462		1445
1463	s = rxvt_splitcommastring (p);	1446	s = rxvt_splitcommastring (p);
		1447
1464	for (i = 0; s[i]; i++)	1448	for (i = 0; s[i]; i++)
1465	{	1449	{
1466	if (*s[i])	1450	if (*s[i])
1467	{	1451	{
1468	strcpy (buf, "@im=");	1452	strcpy (buf, "@im=");
…		…
1472	found = true;	1456	found = true;
1473	break;	1457	break;
1474	}	1458	}
1475	}	1459	}
1476	}	1460	}
1477	for (i = 0; s[i]; i++)	1461
1478	free (s[i]);	1462	rxvt_freecommastring (s);
1479	free (s);
1480		1463
1481	if (found)	1464	if (found)
1482	goto done;	1465	goto done;
1483	}	1466	}
1484		1467
…		…
1496	SET_LOCALE (locale);	1479	SET_LOCALE (locale);
1497	#endif	1480	#endif
1498	}	1481	}
1499		1482
1500	void	1483	void
1501	rxvt_term::IMSetStatusPosition ()	1484	rxvt_term::IMSetPosition ()
1502	{	1485	{
1503	XRectangle preedit_rect, status_rect, *needed_rect;	1486	XRectangle preedit_rect, status_rect, *needed_rect;
1504	XVaNestedList preedit_attr, status_attr;	1487	XVaNestedList preedit_attr, status_attr;
1505		1488
1506	if (!Input_Context	1489	if (!Input_Context
1507	|| !TermWin.focus	1490	|| !focus
1508	|| !(input_style & XIMPreeditArea)	1491	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1509	|| !IMisRunning ())	1492	|| !IMisRunning ())
1510	return;	1493	return;
1511		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	{
1512	/* Getting the necessary width of preedit area */	1505	/* Getting the necessary width of preedit area */
1513	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1506	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1514	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1507	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1515	XFree (status_attr);	1508	XFree (status_attr);
1516		1509
1517	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1510	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1518	XFree (needed_rect);	1511	XFree (needed_rect);
1519		1512
1520	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1513	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1521	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1514	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1522		1515
1523	XSetICValues (Input_Context,	1516	XSetICValues (Input_Context,
1524	XNPreeditAttributes, preedit_attr,	1517	XNPreeditAttributes, preedit_attr,
1525	XNStatusAttributes, status_attr, NULL);	1518	XNStatusAttributes, status_attr,
		1519	NULL);
1526		1520
		1521	XFree (status_attr);
		1522	}
		1523
1527	XFree (preedit_attr);	1524	XFree (preedit_attr);
1528	XFree (status_attr);
1529	}	1525	}
1530	#endif /* USE_XIM */	1526	#endif /* USE_XIM */
1531		1527
1532	/*----------------------------------------------------------------------*/	1528	void
1533	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 */
1534		1594
1535	/*----------------------- end-of-file (C source) -----------------------*/	1595	/*----------------------- end-of-file (C source) -----------------------*/

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