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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.120 by root, Mon Dec 13 19:16:36 2004 UTC vs.
Revision 1.336 by sf-exg, Tue Nov 2 13:32:50 2010 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 "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#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>	43	#include <cstring>
48		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	57	vector<rxvt_term *> rxvt_term::termlist;
50		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
51	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
52		63
53	bool	64	bool
54	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
55	{	66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
56	if (!locale || !strncmp (locale, curlocale, 128))	72	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	73	return false;
58		74
59	strncpy (curlocale, locale, 128);	75	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
61	return true;	77	return true;
62	}	78	}
63		79
		80	void
		81	rxvt_push_locale (const char *locale) NOTHROW
		82	{
		83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
		86
		87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
64	#if ENABLE_COMBINING	93	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	94	class rxvt_composite_vec rxvt_composite;
66		95
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	97	{
69	compose_char *cc;	98	compose_char *cc;
70		99
71	// break compose chains, as stupid readline really likes to duplicate	100	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	101	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	102	cc = (*this)[c1];
74	while (cc)	103	while (cc)
75	{	104	{
76	if (cc->c2 == c2) return c1;	105	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	106	cc = (*this)[cc->c1];
78	}	107	}
79		108
80	// check to see wether this combination already exists otherwise	109	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	110	for (cc = v.end (); cc-- > v.begin (); )
82	{	111	{
83	if (cc->c1 == c1 && cc->c2 == c2)	112	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	113	return COMPOSE_LO + (cc - v.begin ());
85	}	114	}
…		…
124		153
125	}	154	}
126	#endif	155	#endif
127		156
128	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
129	:	158	{
130	#if TRANSPARENT	159	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	160	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	161	#endif
139	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	163	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
141	#endif	164	#endif
142	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
143	text_blink_ev (this, &rxvt_term::text_blink_cb),	166	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
144	#endif	167	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	169	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	170	#endif
148	#ifdef SELECTION_SCROLLING	171	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	172	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	173	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	175	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		176	#endif
		177	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		178	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		179	#endif
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#ifdef USE_XIM
		182	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
153	#endif	183	#endif
154	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	186	#endif
157	#ifdef USE_XIM	187	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	188	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	189	#endif
160	sw_term (this, &rxvt_term::sig_term),	190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	sw_chld (this, &rxvt_term::sig_chld),	191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	termwin_ev (this, &rxvt_term::x_cb),	192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	vt_ev (this, &rxvt_term::x_cb),	193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	check_ev (this, &rxvt_term::check_cb),	194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
167	pty_ev (this, &rxvt_term::pty_cb),	197
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		199
172	termlist.push_back (this);	200	termlist.push_back (this);
173	}
174		201
175	rxvt_term::~rxvt_term ()	202	#ifdef KEYSYM_RESOURCE
176	{	203	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	204	#endif
		205	}
178		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
179	if (cmd_pid)	212	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	213	kill (-cmd_pid, SIGHUP);
181		214
182	pty.put ();	215	pty_ev.stop ();
		216	delete pty; pty = 0;
		217	}
183		218
184	#ifdef UTMP_SUPPORT	219	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	220	{
186	#endif	221	termlist.erase (find (termlist.begin (), termlist.end(), this));
		222
		223	emergency_cleanup ();
187		224
188	#if ENABLE_STYLES	225	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	226	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	227	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	228	delete fontset[i];
192	#endif	229	#endif
193	delete TermWin.fontset[0];	230	delete fontset[0];
		231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
		234	#endif
		235	#ifdef HAVE_AFTERIMAGE
		236	if (asv)
		237	destroy_asvisual (asv, 0);
		238	if (asimman)
		239	destroy_image_manager (asimman, 0);
		240	#endif
194		241
195	if (display)	242	if (display)
196	{	243	{
197	selection_clear ();	244	selection_clear ();
		245	selection_clear (true);
198		246
199	#ifdef USE_XIM	247	#ifdef USE_XIM
200	im_destroy ();	248	im_destroy ();
201	#endif	249	#endif
202	#ifdef MENUBAR	250	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	251	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		252
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	253	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	254	// destroy all windows
238	if (TermWin.parent[0])	255	if (parent[0])
239	XDestroyWindow (display->display, TermWin.parent[0]);	256	XDestroyWindow (dpy, parent[0]);
240	}
241		257
242	// TODO: free pixcolours, colours should become part of rxvt_display	258	for (int i = 0; i < TOTAL_COLORS; i++)
243		259	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	260	{
		261	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	262	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	263	pix_colors_unfocused [i].free (this);
247	#endif	264	#endif
		265	}
248		266
		267	clear ();
		268
		269	display->flush (); /* ideally .put should do this */
249	displays.put (display);	270	displays.put (display);
		271	}
250		272
251	scr_release ();	273	scr_release ();
252		274
253	/* clear all resources */	275	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	276	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	277	free (allocated [i]);
256		278
257	free (selection.text);	279	free (selection.text);
		280	free (selection.clip_text);
258	// TODO: manage env vars in child only(!)	281	// TODO: manage env vars in child only(!)
259	free (env_windowid);
260	free (env_display);	282	free (env_display);
261	free (env_term);	283	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	284	free (locale);
264	free (v_buffer);	285	free (v_buffer);
265	free (incr_buf);	286	free (incr_buf);
266		287
267	delete envv;	288	delete envv;
268	delete argv;	289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
		298
		299	// child has exited, usually destroys
		300	void
		301	rxvt_term::child_cb (ev::child &w, int status)
		302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		304
		305	cmd_pid = 0;
		306
		307	if (!option (Opt_hold))
		308	destroy ();
269	}	309	}
270		310
271	void	311	void
272	rxvt_term::destroy ()	312	rxvt_term::destroy ()
273	{	313	{
274	if (destroy_ev.active)	314	if (destroy_ev.is_active ())
275	return;	315	return;
		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
276		318
277	#if ENABLE_OVERLAY	319	#if ENABLE_OVERLAY
278	scr_overlay_off ();	320	scr_overlay_off ();
279	#endif	321	#endif
280		322
281	if (display)	323	if (display)
282	{	324	{
283	#if USE_XIM	325	#if USE_XIM
284	im_ev.stop (display);	326	im_ev.stop (display);
285	#endif	327	#endif
286	#if HAVE_SCROLLBARS
287	scrollbar_ev.stop (display);	328	scrollbar_ev.stop (display);
288	#endif	329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
289	#if MENUBAR
290	menubar_ev.stop (display);
291	#endif
292	#if TRANSPARENT
293	rootwin_ev.stop (display);	330	rootwin_ev.stop (display);
294	#endif	331	#endif
295	incr_ev.stop ();	332	incr_ev.stop ();
296	termwin_ev.stop (display);	333	termwin_ev.stop (display);
297	vt_ev.stop (display);	334	vt_ev.stop (display);
298	}	335	}
299		336
300	check_ev.stop ();	337	flush_ev.stop ();
301	pty_ev.stop ();	338	pty_ev.stop ();
302	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
303	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
304	#endif	341	#endif
305	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
…		…
313	#endif	350	#endif
314	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
315	pointer_ev.stop ();	352	pointer_ev.stop ();
316	#endif	353	#endif
317		354
318	destroy_ev.start (0);	355	destroy_ev.start ();
319	}	356	}
320		357
321	void	358	void
322	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
323	{	360	{
324	SET_R (this);	361	make_current ();
325		362
326	delete this;	363	delete this;
327	}
328
329	/*----------------------------------------------------------------------*/
330	/* rxvt_init () */
331	bool
332	rxvt_term::init (int argc, const char *const *argv)
333	{
334	SET_R (this);
335
336	if (!init_vars ())
337	return false;
338
339	init_secondary ();
340
341	const char **cmd_argv = init_resources (argc, argv);
342
343	set_locale ("");
344
345	#if MENUBAR_MAX
346	menubar_read (rs[Rs_menu]);
347	#endif
348	#ifdef HAVE_SCROLLBARS
349	if (options & Opt_scrollBar)
350	scrollBar.setIdle (); /* set existence for size calculations */
351	#endif
352
353	create_windows (argc, argv);
354
355	init_xlocale ();
356
357	scr_reset (); /* initialize screen */
358
359	#if 0
360	XSynchronize (display->display, True);
361	#endif
362
363	#ifdef HAVE_SCROLLBARS
364	if (options & Opt_scrollBar)
365	resize_scrollbar (); /* create and map scrollbar */
366	#endif
367	#if (MENUBAR_MAX)
368	if (menubar_visible ())
369	XMapWindow (display->display, menuBar.win);
370	#endif
371	#ifdef TRANSPARENT
372	if (options & Opt_transparent)
373	{
374	XSelectInput (display->display, display->root, PropertyChangeMask);
375	check_our_parents ();
376	rootwin_ev.start (display, display->root);
377	}
378	#endif
379
380	XMapWindow (display->display, TermWin.vt);
381	XMapWindow (display->display, TermWin.parent[0]);
382
383	set_colorfgbg ();
384
385	init_command (cmd_argv);
386
387	pty_ev.start (pty.pty, EVENT_READ);
388
389	check_ev.start ();
390
391	return true;
392	}
393
394	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
395
396	void
397	rxvt_init ()
398	{
399	/*
400	* Save and then give up any super-user privileges
401	* If we need privileges in any area then we must specifically request it.
402	* We should only need to be root in these cases:
403	* 1. write utmp entries on some systems
404	* 2. chown tty on some systems
405	*/
406	rxvt_privileges (SAVE);
407	rxvt_privileges (IGNORE);
408
409	signal (SIGHUP, SIG_IGN);
410	signal (SIGPIPE, SIG_IGN);
411
412	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
413	/* signal (SIGURG, SIG_DFL); */
414
415	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
416	// TODO: handle this with exceptions and tolerate the memory loss
417	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
418	}
419
420	/* ------------------------------------------------------------------------- *
421	* SIGNAL HANDLING & EXIT HANDLER *
422	* ------------------------------------------------------------------------- */
423	/*
424	* Catch a SIGCHLD signal and exit if the direct child has died
425	*/
426
427	void
428	rxvt_term::sig_chld (sig_watcher &w)
429	{
430	// we are being called for every SIGCHLD, not just ours
431	int pid;
432
433	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
434	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
435	if (pid == (*t)->cmd_pid)
436	{
437	(*t)->destroy ();
438	break;
439	}
440	}	364	}
441		365
442	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
443	/*	367	/*
444	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
445	* TODO: if debugging, this should free up any known resources if we can	369	* TODO: if debugging, this should free up any known resources if we can
446	*/	370	*/
447	void	371	static XErrorHandler old_xerror_handler;
448	rxvt_destroy_all ()	372
		373	static void
		374	rxvt_emergency_cleanup ()
449	{	375	{
450	// TODO: rxvtd should clean up all ressources
451	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
452	(*t)->destroy ();	377	(*t)->emergency_cleanup ();
453	}	378	}
454		379
455	/*	380	#if !ENABLE_MINIMAL
456	* Catch a fatal signal and tidy up before quitting	381	static void
457	*/	382	print_x_error (Display *dpy, XErrorEvent *event)
458	void
459	rxvt_term::sig_term (sig_watcher &w)
460	{	383	{
461	#ifdef DEBUG_CMD	384	char buffer[BUFSIZ];
462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	385	char mesg[BUFSIZ];
463	#endif	386	char number[32];
464	rxvt_destroy_all ();	387	char *mtype = "XlibMessage";
465	signal (w.signum, SIG_DFL);	388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
466	kill (getpid (), w.signum);	389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		391	rxvt_warn ("%s: %s\n", mesg, buffer);
		392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		394	sprintf(number, "%d", event->request_code);
		395	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		396	rxvt_warn ("(which is %s)\n", buffer);
		397	if (event->request_code >= 128) {
		398	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		399	mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		401	}
		402	if ((event->error_code == BadWindow) ||
		403	(event->error_code == BadPixmap) ||
		404	(event->error_code == BadCursor) ||
		405	(event->error_code == BadFont) ||
		406	(event->error_code == BadDrawable) ||
		407	(event->error_code == BadColor) ||
		408	(event->error_code == BadGC) ||
		409	(event->error_code == BadIDChoice) ||
		410	(event->error_code == BadValue) ||
		411	(event->error_code == BadAtom)) {
		412	if (event->error_code == BadValue)
		413	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		414	mesg, BUFSIZ);
		415	else if (event->error_code == BadAtom)
		416	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		417	mesg, BUFSIZ);
		418	else
		419	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		422	}
		423	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		424	mesg, BUFSIZ);
		425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
467	}	426	}
		427	#endif
468		428
469	/* INTPROTO */
470	int	429	int
471	rxvt_xerror_handler (Display *display, XErrorEvent *event)	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
472	{	431	{
473	if (GET_R->allowedxerror == -1)	432	if (GET_R->allowedxerror == -1)
474	GET_R->allowedxerror = event->error_code;	433	GET_R->allowedxerror = event->error_code;
475	else	434	else
476	{	435	{
		436	// GET_R is most likely not the terminal which caused the error,
		437	// so just output the error and continue
		438	#if ENABLE_MINIMAL
477	old_xerror_handler (display, event);	439	old_xerror_handler (display, event);
478	GET_R->destroy ();	440	#else
		441	print_x_error (display, event);
		442	#endif
479	}	443	}
480		444
481	return 0;	445	return 0;
482	}	446	}
483		447
484	/* ------------------------------------------------------------------------- *	448	int
485	* MEMORY ALLOCATION WRAPPERS *	449	rxvt_xioerror_handler (Display *display)
486	* ------------------------------------------------------------------------- */	450	{
		451	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		452	DisplayString (display));
		453	rxvt_emergency_cleanup ();
		454	_exit (EXIT_FAILURE);
		455	}
		456
		457	static struct sig_handlers
		458	{
		459	ev::sig sw_term, sw_int;
		460
		461	/*
		462	* Catch a fatal signal and tidy up before quitting
		463	*/
		464	void sig_term (ev::sig &w, int revents);
		465
		466	sig_handlers ()
		467	{
		468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		470	}
		471	} sig_handlers;
		472
487	void *	473	void
488	rxvt_malloc (size_t size)	474	sig_handlers::sig_term (ev::sig &w, int revents)
489	{	475	{
490	void *p = malloc (size);	476	rxvt_emergency_cleanup ();
491		477	w.stop ();
492	if (!p)	478	kill (getpid (), w.signum);
493	rxvt_fatal ("memory allocation failure. aborting.\n");
494
495	return p;
496	}	479	}
497		480
498	/* INTPROTO */	481	static void
499	void *	482	rxvt_get_ttymode (struct termios *tio)
500	rxvt_calloc (size_t number, size_t size)
501	{	483	{
502	void *p = calloc (number, size);	484	if (tcgetattr (STDIN_FILENO, tio) < 0)
		485	memset (tio, 0, sizeof (struct termios));
503		486
504	if (!p)	487	for (int i = 0; i < NCCS; i++)
505	rxvt_fatal ("memory allocation failure. aborting.\n");	488	tio->c_cc[i] = VDISABLE;
506		489
507	return p;	490	tio->c_cc[VINTR] = CINTR;
508	}	491	tio->c_cc[VQUIT] = CQUIT;
509		492	tio->c_cc[VERASE] = CERASE;
510	/* INTPROTO */	493	#ifdef VERASE2
511	void *	494	tio->c_cc[VERASE2] = CERASE2;
512	rxvt_realloc (void *ptr, size_t size)
513	{
514	void *p = realloc (ptr, size);
515
516	if (!p)
517	rxvt_fatal ("memory allocation failure. aborting.\n");
518
519	return p;
520	}
521
522	/* ------------------------------------------------------------------------- *
523	* PRIVILEGED OPERATIONS *
524	* ------------------------------------------------------------------------- */
525	/* take care of suid/sgid super-user (root) privileges */
526	void
527	rxvt_privileges (rxvt_privaction action)
528	{
529	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
530	static uid_t euid;
531	static gid_t egid;
532	#endif	495	#endif
533		496	tio->c_cc[VKILL] = CKILL;
534	#if ! defined(__CYGWIN32__)	497	tio->c_cc[VEOF] = CEOF;
535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	498	tio->c_cc[VSTART] = CSTART;
536	/* setreuid () is the poor man's setuid (), seteuid () */	499	tio->c_cc[VSTOP] = CSTOP;
537	# define seteuid(a) setreuid(-1, (a))	500	tio->c_cc[VSUSP] = CSUSP;
538	# define setegid(a) setregid(-1, (a))	501	# ifdef VDSUSP
539	# define HAVE_SETEUID	502	tio->c_cc[VDSUSP] = CDSUSP;
540	# endif	503	# endif
541	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
542	switch (action)	505	tio->c_cc[VREPRINT] = CRPRNT;
543	{
544	case IGNORE:
545	/*
546	* change effective uid/gid - not real uid/gid - so we can switch
547	* back to root later, as required
548	*/
549	seteuid (getuid ());
550	setegid (getgid ());
551	break;
552	case SAVE:
553	euid = geteuid ();
554	egid = getegid ();
555	break;
556	case RESTORE:
557	seteuid (euid);
558	setegid (egid);
559	break;
560	}
561	# else
562	switch (action)
563	{
564	case IGNORE:
565	setuid (getuid ());
566	setgid (getgid ());
567	/* FALLTHROUGH */
568	case SAVE:
569	/* FALLTHROUGH */
570	case RESTORE:
571	break;
572	}
573	# endif	506	# endif
		507	# ifdef VDISCRD
		508	tio->c_cc[VDISCRD] = CFLUSH;
574	#endif	509	# endif
575	}	510	# ifdef VWERSE
576		511	tio->c_cc[VWERSE] = CWERASE;
577	#ifdef UTMP_SUPPORT
578	void
579	rxvt_term::privileged_utmp (rxvt_privaction action)
580	{
581	if ((options & Opt_utmpInhibit)
582	|| !pty.name || !*pty.name)
583	return;
584
585	rxvt_privileges (RESTORE);
586
587	if (action == SAVE)
588	makeutent (pty.name, rs[Rs_display_name]);
589	else
590	cleanutent ();
591
592	rxvt_privileges (IGNORE);
593	}
594	#endif	512	# endif
		513	# ifdef VLNEXT
		514	tio->c_cc[VLNEXT] = CLNEXT;
		515	# endif
		516	# ifdef VSTATUS
		517	tio->c_cc[VSTATUS] = CSTATUS;
		518	# endif
		519
		520	# if VMIN != VEOF
		521	tio->c_cc[VMIN] = 1;
		522	# endif
		523	# if VTIME != VEOL
		524	tio->c_cc[VTIME] = 0;
		525	# endif
		526
		527	/* input modes */
		528	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		529	# ifdef IMAXBEL
		530	| IMAXBEL
		531	# endif
		532	| IXON);
		533
		534	/* output modes */
		535	tio->c_oflag = (OPOST | ONLCR);
		536
		537	/* control modes */
		538	tio->c_cflag = (CS8 | CREAD);
		539
		540	/* local modes */
		541	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		542	# if defined (ECHOCTL) && defined (ECHOKE)
		543	| ECHOCTL | ECHOKE
		544	# endif
		545	| ECHOE | ECHOK);
		546	}
		547
		548	char **rxvt_environ; // startup environment
		549
		550	void
		551	rxvt_init ()
		552	{
		553	assert (("fontMask must not overlap other RS masks",
		554	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		555
		556	rxvt_get_ttymode (&rxvt_term::def_tio);
		557
		558	// get rid of stdin/stdout as we don't need them, to free resources
		559	dup2 (STDERR_FILENO, STDIN_FILENO);
		560	dup2 (STDERR_FILENO, STDOUT_FILENO);
		561
		562	if (!ev_default_loop ())
		563	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		564
		565	rxvt_environ = environ;
		566
		567	signal (SIGHUP, SIG_IGN);
		568	signal (SIGPIPE, SIG_IGN);
		569
		570	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		571	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		572
		573	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		574	// TODO: handle this with exceptions and tolerate the memory loss
		575	XSetIOErrorHandler (rxvt_xioerror_handler);
		576
		577	XrmInitialize ();
		578	}
595		579
596	/*----------------------------------------------------------------------*/	580	/*----------------------------------------------------------------------*/
597	/*	581	/*
598	* window size/position calculcations for XSizeHint and other storage.	582	* window size/position calculations for XSizeHint and other storage.
599	* if width/height are non-zero then override calculated width/height	583	* if width/height are non-zero then override calculated width/height
600	*/	584	*/
601	void	585	void
602	rxvt_term::window_calc (unsigned int width, unsigned int height)	586	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
603	{	587	{
604	short recalc_x, recalc_y;	588	short recalc_x, recalc_y;
605	int x, y, sb_w, mb_h, flags;	589	int x, y, flags;
606	unsigned int w, h;	590	unsigned int w, h;
607	unsigned int max_width, max_height;	591	unsigned int max_width, max_height;
608		592
609	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
610	TermWin.ncol, TermWin.nrow, szHint.width,
611	szHint.height));
612	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	593	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
613	szHint.win_gravity = NorthWestGravity;	594	szHint.win_gravity = NorthWestGravity;
614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	595	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
615		596
616	recalc_x = recalc_y = 0;	597	recalc_x = recalc_y = 0;
617	flags = 0;	598	flags = 0;
		599
618	if (!parsed_geometry)	600	if (!parsed_geometry)
619	{	601	{
620	parsed_geometry = 1;	602	parsed_geometry = 1;
		603
621	if (rs[Rs_geometry])	604	if (rs[Rs_geometry])
622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	605	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		606
623	if (flags & WidthValue)	607	if (flags & WidthValue)
624	{	608	{
625	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	609	if (!w)
		610	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		611
		612	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
626	szHint.flags |= USSize;	613	szHint.flags |= USSize;
627	}	614	}
		615
628	if (flags & HeightValue)	616	if (flags & HeightValue)
629	{	617	{
630	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	618	if (!h)
		619	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		620
		621	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
631	szHint.flags |= USSize;	622	szHint.flags |= USSize;
632	}	623	}
		624
633	if (flags & XValue)	625	if (flags & XValue)
634	{	626	{
635	szHint.x = x;	627	szHint.x = x;
636	szHint.flags |= USPosition;	628	szHint.flags |= USPosition;
		629
637	if (flags & XNegative)	630	if (flags & XNegative)
638	{	631	{
639	recalc_x = 1;	632	recalc_x = 1;
640	szHint.win_gravity = NorthEastGravity;	633	szHint.win_gravity = NorthEastGravity;
641	}	634	}
642	}	635	}
		636
643	if (flags & YValue)	637	if (flags & YValue)
644	{	638	{
645	szHint.y = y;	639	szHint.y = y;
646	szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
647	if (flags & YNegative)	642	if (flags & YNegative)
648	{	643	{
649	recalc_y = 1;	644	recalc_y = 1;
		645
650	if (szHint.win_gravity == NorthEastGravity)	646	if (szHint.win_gravity == NorthEastGravity)
651	szHint.win_gravity = SouthEastGravity;	647	szHint.win_gravity = SouthEastGravity;
652	else	648	else
653	szHint.win_gravity = SouthWestGravity;	649	szHint.win_gravity = SouthWestGravity;
654	}	650	}
655	}	651	}
656	}	652	}
657		653
658	/* TODO: BOUNDS */	654	/* TODO: BOUNDS */
659	TermWin.width = TermWin.ncol * TermWin.fwidth;	655	width = ncol * fwidth;
660	TermWin.height = TermWin.nrow * TermWin.fheight;	656	height = nrow * fheight;
661	max_width = MAX_COLS * TermWin.fwidth;	657	max_width = MAX_COLS * fwidth;
662	max_height = MAX_ROWS * TermWin.fheight;	658	max_height = MAX_ROWS * fheight;
663		659
664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	660	szHint.base_width = szHint.base_height = 2 * int_bwidth;
665		661
666	sb_w = mb_h = 0;
667	window_vt_x = window_vt_y = TermWin.int_bwidth;	662	window_vt_x = window_vt_y = int_bwidth;
668		663
669	if (scrollbar_visible ())	664	if (scrollBar.state)
670	{	665	{
671	sb_w = scrollbar_TotalWidth ();	666	int sb_w = scrollBar.total_width ();
672	szHint.base_width += sb_w;	667	szHint.base_width += sb_w;
		668
673	if (!(options & Opt_scrollBar_right))	669	if (!option (Opt_scrollBar_right))
674	window_vt_x += sb_w;	670	window_vt_x += sb_w;
675	}	671	}
676		672
677	if (menubar_visible ())
678	{
679	mb_h = menuBar_TotalHeight ();
680	szHint.base_height += mb_h;
681	window_vt_y += mb_h;
682	}
683
684	szHint.width_inc = TermWin.fwidth;	673	szHint.width_inc = fwidth;
685	szHint.height_inc = TermWin.fheight;	674	szHint.height_inc = fheight;
686	szHint.min_width = szHint.base_width + szHint.width_inc;	675	szHint.min_width = szHint.base_width + szHint.width_inc;
687	szHint.min_height = szHint.base_height + szHint.height_inc;	676	szHint.min_height = szHint.base_height + szHint.height_inc;
688		677
689	if (width && width - szHint.base_width < max_width)	678	if (newwidth && newwidth - szHint.base_width < max_width)
690	{	679	{
691	szHint.width = width;	680	szHint.width = newwidth;
692	TermWin.width = width - szHint.base_width;	681	width = newwidth - szHint.base_width;
693	}	682	}
694	else	683	else
695	{	684	{
696	MIN_IT (TermWin.width, max_width);	685	min_it (width, max_width);
697	szHint.width = szHint.base_width + TermWin.width;	686	szHint.width = szHint.base_width + width;
698	}	687	}
699		688
700	if (height && height - szHint.base_height < max_height)	689	if (newheight && newheight - szHint.base_height < max_height)
701	{	690	{
702	szHint.height = height;	691	szHint.height = newheight;
703	TermWin.height = height - szHint.base_height;	692	height = newheight - szHint.base_height;
704	}	693	}
705	else	694	else
706	{	695	{
707	MIN_IT (TermWin.height, max_height);	696	min_it (height, max_height);
708	szHint.height = szHint.base_height + TermWin.height;	697	szHint.height = szHint.base_height + height;
709	}	698	}
710
711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
712	window_sb_x = szHint.width - sb_w;
713		699
714	if (recalc_x)	700	if (recalc_x)
715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	701	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
716	- szHint.width - 2 * TermWin.ext_bwidth);	702
717	if (recalc_y)	703	if (recalc_y)
718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	704	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
719	- szHint.height - 2 * TermWin.ext_bwidth);
720		705
721	TermWin.ncol = TermWin.width / TermWin.fwidth;	706	ncol = width / fwidth;
722	TermWin.nrow = TermWin.height / TermWin.fheight;	707	nrow = height / fheight;
723	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
724	TermWin.ncol, TermWin.nrow, szHint.width,
725	szHint.height));
726	return;
727	}	708	}
728		709
729	/*----------------------------------------------------------------------*/	710	/*----------------------------------------------------------------------*/
730	/*	711	/*
731	* Tell the teletype handler what size the window is.	712	* Tell the teletype handler what size the window is.
732	* Called after a window size change.	713	* Called after a window size change.
733	*/	714	*/
734	void	715	void
735	rxvt_term::tt_winch ()	716	rxvt_term::tt_winch ()
736	{	717	{
737	if (pty.pty < 0)	718	if (pty->pty < 0)
738	return;	719	return;
739		720
740	struct winsize ws;	721	struct winsize ws;
741		722
742	ws.ws_col = TermWin.ncol;	723	ws.ws_col = ncol;
743	ws.ws_row = TermWin.nrow;	724	ws.ws_row = nrow;
744	ws.ws_xpixel = TermWin.width;	725	ws.ws_xpixel = width;
745	ws.ws_ypixel = TermWin.height;	726	ws.ws_ypixel = height;
746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	727	ioctl (pty->pty, TIOCSWINSZ, &ws);
747		728
748	#if 0	729	#if 0
749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	730	// TIOCSWINSZ is supposed to do this automatically and correctly
750	if (cmd_pid) /* force through to the command */	731	if (cmd_pid) /* force through to the command */
751	kill (cmd_pid, SIGWINCH);	732	kill (-cmd_pid, SIGWINCH);
752	#endif	733	#endif
753	}	734	}
754		735
755	/*----------------------------------------------------------------------*/	736	/*----------------------------------------------------------------------*/
756	/* set_fonts () - load and set the various fonts	737	/* set_fonts () - load and set the various fonts
757	/*	738	*
758	* init = 1 - initialize	739	* init = 1 - initialize
759	*	740	*
760	* fontname == FONT_UP - switch to bigger font	741	* fontname == FONT_UP - switch to bigger font
761	* fontname == FONT_DN - switch to smaller font	742	* fontname == FONT_DN - switch to smaller font
762	*/	743	*/
…		…
774	return false;	755	return false;
775	}	756	}
776		757
777	#if ENABLE_STYLES	758	#if ENABLE_STYLES
778	for (int i = RS_styleCount; --i; )	759	for (int i = RS_styleCount; --i; )
779	if (TermWin.fontset[i] != TermWin.fontset[0])	760	if (fontset[i] != fontset[0])
780	delete TermWin.fontset[i];	761	delete fontset[i];
781	#endif	762	#endif
782		763
783	delete TermWin.fontset[0];	764	delete fontset[0];
784	TermWin.fontset[0] = fs;	765	fontset[0] = fs;
785		766
786	prop = (*fs)[1]->properties ();	767	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		768	prop.height += lineSpace;
		769	prop.width += letterSpace;
		770
787	fs->set_prop (prop);	771	fs->set_prop (prop, false);
788		772
789	TermWin.fwidth = prop.width;	773	fwidth = prop.width;
790	TermWin.fheight = prop.height;	774	fheight = prop.height;
791	TermWin.fweight = prop.weight;	775	fbase = prop.ascent;
792	TermWin.fslant = prop.slant;
793	TermWin.fbase = (*fs)[1]->ascent;
794		776
795	for (int style = 1; style < 4; style++)	777	for (int style = 1; style < 4; style++)
796	{	778	{
797	#if ENABLE_STYLES	779	#if ENABLE_STYLES
798	const char *res = rs[Rs_font + style];	780	const char *res = rs[Rs_font + style];
799		781
800	if (res && !*res)	782	if (res && !*res)
801	TermWin.fontset[style] = TermWin.fontset[0];	783	fontset[style] = fontset[0];
802	else	784	else
803	{	785	{
804	TermWin.fontset[style] = fs = new rxvt_fontset (this);	786	fontset[style] = fs = new rxvt_fontset (this);
805	rxvt_fontprop prop2 = prop;	787	rxvt_fontprop prop2 = prop;
806		788
807	if (res)	789	if (res)
808	prop2.weight = prop2.slant = rxvt_fontprop::unset;	790	{
		791	fs->populate (res);
		792	fs->set_prop (prop2, false);
		793	}
809	else	794	else
810	{	795	{
811	res = TermWin.fontset[0]->fontdesc;	796	fs->populate (fontset[0]->fontdesc);
812		797
813	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	798	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
814	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	799	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		800
		801	fs->set_prop (prop2, true);
815	}	802	}
816		803
817	fs->populate (res);
818	fs->set_prop (prop2);
819	}	804	}
820	#else	805	#else
821	TermWin.fontset[style] = TermWin.fontset[0];	806	fontset[style] = fontset[0];
822	#endif	807	#endif
823	}	808	}
824		809
825	if (TermWin.parent[0])	810	if (parent[0])
826	{	811	{
827	resize_all_windows (0, 0, 0);	812	resize_all_windows (0, 0, 0);
828	scr_remap_chars ();	813	scr_remap_chars ();
829	scr_touch (true);	814	scr_touch (true);
830	}	815	}
831		816
832	return true;	817	return true;
833	}	818	}
834		819
		820	void
835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	821	rxvt_term::set_string_property (Atom prop, const char *str, int len)
836	{	822	{
837	// TODO: SMART_WINDOW_TITLE
838	XChangeProperty (display->display, TermWin.parent[0],	823	XChangeProperty (dpy, parent[0],
839	prop, XA_STRING, 8, PropModeReplace,	824	prop, XA_STRING, 8, PropModeReplace,
840	(const unsigned char *)str, len >= 0 ? len : strlen (str));	825	(const unsigned char *)str, len >= 0 ? len : strlen (str));
841	}	826	}
842		827
		828	void
		829	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		830	{
		831	XTextProperty ct;
		832
		833	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		834	{
		835	XSetTextProperty (dpy, parent[0], &ct, prop);
		836	XFree (ct.value);
		837	}
		838	}
		839
		840	void
843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	841	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
844	{	842	{
845	// TODO: SMART_WINDOW_TITLE
846	wchar_t *ws = rxvt_mbstowcs (str, len);	843	wchar_t *ws = rxvt_mbstowcs (str, len);
847	char *s = rxvt_wcstoutf8 (ws);	844	char *s = rxvt_wcstoutf8 (ws);
848		845
849	XChangeProperty (display->display, TermWin.parent[0],	846	XChangeProperty (dpy, parent[0],
850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	847	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851	(const unsigned char *)s, strlen (s));	848	(const unsigned char *)s, strlen (s));
852		849
853	free (s);	850	free (s);
854	free (ws);	851	free (ws);
…		…
858	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
859	/* xterm sequences - title, iconName, color (exptl) */	856	/* xterm sequences - title, iconName, color (exptl) */
860	void	857	void
861	rxvt_term::set_title (const char *str)	858	rxvt_term::set_title (const char *str)
862	{	859	{
863	set_string_property (XA_WM_NAME, str);	860	set_mbstring_property (XA_WM_NAME, str);
864	#if ENABLE_FRILLS	861	#if ENABLE_EWMH
865	set_utf8_property (display->atom ("_NET_WM_NAME"), str);	862	set_utf8_property (xa[XA_NET_WM_NAME], str);
866	#endif	863	#endif
867	}	864	}
868		865
869	void	866	void
870	rxvt_term::set_icon_name (const char *str)	867	rxvt_term::set_icon_name (const char *str)
871	{	868	{
872	set_string_property (XA_WM_ICON_NAME, str);	869	set_mbstring_property (XA_WM_ICON_NAME, str);
873	#if ENABLE_FRILLS	870	#if ENABLE_EWMH
874	set_utf8_property (display->atom ("_NET_WM_ICON_NAME"), str);	871	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
875	#endif	872	#endif
876	}	873	}
877		874
		875	void
		876	rxvt_term::set_window_color (int idx, const char *color)
		877	{
878	#ifdef XTERM_COLOR_CHANGE	878	#ifdef XTERM_COLOR_CHANGE
879	void
880	rxvt_term::set_window_color (int idx, const char *color)
881	{
882	rxvt_color xcol;	879	rxvt_color xcol;
883	int i;
884		880
885	if (color == NULL || *color == '\0')	881	if (color == NULL || *color == '\0')
886	return;	882	return;
887		883
		884	color = strdup (color);
		885	allocated.push_back ((void *)color);
		886	rs[Rs_color + idx] = color;
		887
888	/* handle color aliases */	888	/* handle color aliases */
889	if (isdigit (*color))	889	if (isdigit (*color))
890	{	890	{
891	i = atoi (color);	891	int i = atoi (color);
		892
892	if (i >= 8 && i <= 15)	893	if (i >= 8 && i <= 15)
		894	{
893	{ /* bright colors */	895	/* bright colors */
894	i -= 8;
895	# ifndef NO_BRIGHTCOLOR
896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
897	SET_PIXCOLOR (idx);
898	goto Done;	897	goto done;
899	# endif
900
901	}	898	}
		899
902	if (i >= 0 && i <= 7)	900	if (i >= 0 && i <= 7)
		901	{
903	{ /* normal colors */	902	/* normal colors */
904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
905	SET_PIXCOLOR (idx);
906	goto Done;	904	goto done;
907	}	905	}
908	}	906	}
909		907
910	if (!rXParseAllocColor (& xcol, color))	908	set_color (xcol, color);
911	return;
912
913	/* XStoreColor (display->display, display->cmap, XColor*); */
914		909
915	/*	910	/*
916	* FIXME: should free colors here, but no idea how to do it so instead,	911	* FIXME: should free colors here, but no idea how to do it so instead,
917	* so just keep gobbling up the colormap	912	* so just keep gobbling up the colormap
918	*/	913	*/
919	# if 0
920	for (i = Color_Black; i <= Color_White; i++)
921	if (pix_colors[idx] == pix_colors[i])
922	break;
923	if (i > Color_White)
924	{
925	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
926	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
927	DisplayPlanes (display->display, display->screen));
928	}
929	# endif
930		914
931	pix_colors_focused[idx] = xcol;	915	pix_colors_focused[idx] = xcol;
932	SET_PIXCOLOR (idx);
933		916
934	/* XSetWindowAttributes attr; */
935	/* Cursor cursor; */
936	Done:	917	done:
937	#ifdef OFF_FOCUS_FADING
938	if (rs[Rs_fade])
939	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
940	#endif
941
942	/*TODO: handle Color_BD, scrollbar background, etc. */	918	/*TODO: handle Color_BD, scrollbar background, etc. */
943		919
		920	update_fade_color (idx);
944	recolour_cursor ();	921	recolour_cursor ();
945	scr_recolour ();	922	scr_recolour ();
		923	#endif /* XTERM_COLOR_CHANGE */
946	}	924	}
947
948	#else
949	# define set_window_color (idx,color) ((void)0)
950	#endif /* XTERM_COLOR_CHANGE */
951		925
952	void	926	void
953	rxvt_term::recolour_cursor ()	927	rxvt_term::recolour_cursor ()
954	{	928	{
955	XColor xcol[2];	929	XColor fg, bg;
956		930
957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	931	(ISSET_PIXCOLOR (Color_pointer_fg)
958	? pix_colors_focused[Color_pointer_fg]	932	? pix_colors_focused[Color_pointer_fg]
959	: pix_colors_focused[Color_fg];	933	: pix_colors_focused[Color_fg]).get (fg);
		934
960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	935	(ISSET_PIXCOLOR (Color_pointer_bg)
961	? pix_colors_focused[Color_pointer_bg]	936	? pix_colors_focused[Color_pointer_bg]
962	: pix_colors_focused[Color_bg];	937	: pix_colors_focused[Color_bg]).get (bg);
963		938
964	XQueryColors (display->display, display->cmap, xcol, 2);	939	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
966	}	940	}
967		941
968	/*----------------------------------------------------------------------*/	942	/*----------------------------------------------------------------------*/
969	/*	943	/*
970	* find if fg/bg matches any of the normal (low-intensity) colors	944	* find if fg/bg matches any of the normal (low-intensity) colors
971	*/	945	*/
972	void	946	void
973	rxvt_term::set_colorfgbg ()	947	rxvt_term::set_colorfgbg ()
974	{	948	{
975	unsigned int i;	949	unsigned int i;
976	const char *xpmb = "\0";	950	const char *xpmb = "";
977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	951	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
978		952
979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
980	strcpy (fstr, "default");	953	strcpy (fstr, "default");
981	strcpy (bstr, "default");	954	strcpy (bstr, "default");
982	for (i = Color_Black; i <= Color_White; i++)	955	for (i = Color_Black; i <= Color_White; i++)
983	if (pix_colors[Color_fg] == pix_colors[i])	956	if (pix_colors[Color_fg] == pix_colors[i])
984	{	957	{
…		…
988		961
989	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
990	if (pix_colors[Color_bg] == pix_colors[i])	963	if (pix_colors[Color_bg] == pix_colors[i])
991	{	964	{
992	sprintf (bstr, "%d", (i - Color_Black));	965	sprintf (bstr, "%d", (i - Color_Black));
993	#ifdef XPM_BACKGROUND	966	#ifdef BG_IMAGE_FROM_FILE
994	xpmb = "default;";	967	xpmb = "default;";
995	#endif	968	#endif
996	break;	969	break;
997	}	970	}
998		971
999	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	972	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1000	}	973	}
1001		974
1002	/*----------------------------------------------------------------------*/	975	/*----------------------------------------------------------------------*/
1003	/*
1004	* Colour determination for low colour displays, routine from
1005	* Hans de Goede <hans@highrise.nl>
1006	*/
1007		976
1008	int	977	bool
1009	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	978	rxvt_term::set_color (rxvt_color &color, const char *name)
1010	{	979	{
1011	if (!screen_in_out->set (display, colour))	980	if (color.set (this, name))
1012	{
1013	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1014	return false;
1015	}
1016
1017	return true;	981	return true;
		982
		983	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		984	return false;
		985	}
		986
		987	void
		988	rxvt_term::alias_color (int dst, int src)
		989	{
		990	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1018	}	991	}
1019		992
1020	/* -------------------------------------------------------------------- *	993	/* -------------------------------------------------------------------- *
1021	* - WINDOW RESIZING - *	994	* - WINDOW RESIZING - *
1022	* -------------------------------------------------------------------- */	995	* -------------------------------------------------------------------- */
1023	void	996	void
1024	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	997	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1025	{	998	{
1026	int fix_screen;	999	int fix_screen;
		1000	int old_width = szHint.width;
		1001	int old_height = szHint.height;
1027		1002
1028	#ifdef SMART_RESIZE
1029	int old_width = szHint.width, old_height = szHint.height;
1030	#endif
1031
1032	window_calc (width, height);	1003	window_calc (newwidth, newheight);
		1004
		1005	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1006
		1007	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1008	if (set_hint)
		1009	{
		1010	szHint.flags &= ~(PBaseSize | PResizeInc);
1033	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1011	XSetWMNormalHints (dpy, parent[0], &szHint);
		1012	szHint.flags |= PBaseSize | PResizeInc;
		1013	}
1034		1014
1035	if (!ignoreparent)	1015	if (!ignoreparent)
1036	{	1016	{
1037	#ifdef SMART_RESIZE	1017	#ifdef SMART_RESIZE
1038	/*	1018	/*
…		…
1042	int x, y, x1, y1;	1022	int x, y, x1, y1;
1043	int dx, dy;	1023	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1024	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1025	Window unused_cr;
1046		1026
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1027	XTranslateCoordinates (dpy, parent[0], display->root,
1048	0, 0, &x, &y, &unused_cr);	1028	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1029	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1030	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1031	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1032	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1033	* our position for handles and decorations. Counter it
1054	*/	1034	*/
…		…
1056	{	1036	{
1057	x -= x1;	1037	x -= x1;
1058	y -= y1;	1038	y -= y1;
1059	}	1039	}
1060		1040
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1041	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1042	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1043	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1044	dy = old_height - szHint.height;
1065		1045
1066	/* Check position of the center of the window */	1046	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1047	if (x < x1) /* left half */
1068	dx = 0;	1048	dx = 0;
…		…
1071	if (y < y1) /* top half */	1051	if (y < y1) /* top half */
1072	dy = 0;	1052	dy = 0;
1073	else if (y == y1) /* exact center */	1053	else if (y == y1) /* exact center */
1074	dy /= 2;	1054	dy /= 2;
1075		1055
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1056	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1077	szHint.width, szHint.height);	1057	szHint.width, szHint.height);
1078	#else	1058	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1059	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1080	#endif	1060	#endif
1081	}	1061	}
1082		1062
		1063	if (set_hint)
		1064	XSetWMNormalHints (dpy, parent[0], &szHint);
		1065
1083	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1066	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1084		1067
1085	if (fix_screen || width != old_width || height != old_height)	1068	if (fix_screen || newwidth != old_width || newheight != old_height)
1086	{	1069	{
1087	if (scrollbar_visible ())	1070	if (scrollBar.state)
1088	{	1071	scrollBar.resize ();
1089	XMoveResizeWindow (display->display, scrollBar.win,
1090	window_sb_x, 0,
1091	scrollbar_TotalWidth (), szHint.height);
1092	resize_scrollbar ();
1093	}
1094		1072
1095	if (menubar_visible ())
1096	XMoveResizeWindow (display->display, menuBar.win,
1097	window_vt_x, 0,
1098	TermWin_TotalWidth (), menuBar_TotalHeight ());
1099
1100	XMoveResizeWindow (display->display, TermWin.vt,	1073	XMoveResizeWindow (dpy, vt,
1101	window_vt_x, window_vt_y,	1074	window_vt_x, window_vt_y,
1102	TermWin_TotalWidth (), TermWin_TotalHeight ());	1075	width, height);
1103	scr_clear ();	1076
1104	#ifdef XPM_BACKGROUND	1077	#ifdef HAVE_BG_PIXMAP
1105	resize_pixmap ();	1078	if (bgPixmap.window_size_sensitive ())
		1079	update_background ();
1106	#endif	1080	#endif
1107	}	1081	}
1108		1082
1109	if (fix_screen || old_height == 0)	1083	if (fix_screen || old_height == 0)
1110	{
1111	int curr_screen = -1;
1112	int old_ncol = prev_ncol;
1113
1114	/* scr_reset only works on the primary screen */
1115	if (old_height) /* this is not the first time through */
1116	{
1117	unsigned int ncol = TermWin.ncol;
1118	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1119	curr_screen = scr_change_screen (PRIMARY);
1120	TermWin.ncol = ncol;
1121	}
1122
1123	scr_reset ();	1084	scr_reset ();
1124		1085
1125	if (curr_screen >= 0) /* this is not the first time through */	1086	#ifdef HAVE_BG_PIXMAP
1126	{	1087	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1127	scr_change_screen (curr_screen);	1088	// if (bgPixmap.pixmap)
1128	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1089	// scr_touch (false);
1129	}	1090	#endif
1130	}
1131
1132	old_width = szHint.width;
1133	old_height = szHint.height;
1134		1091
1135	#ifdef USE_XIM	1092	#ifdef USE_XIM
1136	IMSetStatusPosition ();	1093	IMSetPosition ();
1137	#endif	1094	#endif
1138	}	1095	}
1139		1096
1140	/*	1097	/*
1141	* Set the width/height of the vt window in characters. Units are pixels.	1098	* Set the width/height of the vt window in characters. Units are pixels.
1142	* good for toggling 80/132 columns	1099	* good for toggling 80/132 columns
1143	*/	1100	*/
1144	void	1101	void
1145	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1102	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1146	{	1103	{
1147	XWindowAttributes wattr;	1104	XWindowAttributes wattr;
1148		1105
1149	if (width == 0 || height == 0)	1106	if (newwidth == 0 || newheight == 0)
1150	{	1107	{
1151	XGetWindowAttributes (display->display, display->root, &wattr);	1108	XGetWindowAttributes (dpy, display->root, &wattr);
		1109
1152	if (width == 0)	1110	if (newwidth == 0)
1153	width = wattr.width - szHint.base_width;	1111	newwidth = wattr.width - szHint.base_width;
1154	if (height == 0)	1112	if (newheight == 0)
1155	height = wattr.height - szHint.base_height;	1113	newheight = wattr.height - szHint.base_height;
1156	}
1157
1158	if (width != TermWin.width || height != TermWin.height)
1159	{	1114	}
		1115
		1116	if (newwidth != width || newheight != height)
		1117	{
1160	width += szHint.base_width;	1118	newwidth += szHint.base_width;
1161	height += szHint.base_height;	1119	newheight += szHint.base_height;
1162	resize_all_windows (width, height, 0);	1120	resize_all_windows (newwidth, newheight, 0);
1163	}	1121	}
1164	}	1122	}
1165		1123
1166	/* -------------------------------------------------------------------- *	1124	/* -------------------------------------------------------------------- *
1167	* - X INPUT METHOD ROUTINES - *	1125	* - X INPUT METHOD ROUTINES - *
…		…
1169	#ifdef USE_XIM	1127	#ifdef USE_XIM
1170		1128
1171	void	1129	void
1172	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1130	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1173	{	1131	{
1174	fg = pix_colors[Color_fg];	1132	fg = pix_colors [Color_fg];
1175	bg = pix_colors[Color_bg];	1133	bg = pix_colors [Color_bg];
1176	}	1134	}
1177		1135
1178	void	1136	void
1179	rxvt_term::im_set_size (XRectangle &size)	1137	rxvt_term::im_set_size (XRectangle &size)
1180	{	1138	{
1181	// the int_bwidth terms make no sense to me	1139	// the int_bwidth terms make no sense to me
1182	size.x = TermWin.int_bwidth;	1140	size.x = int_bwidth;
1183	size.y = TermWin.int_bwidth;	1141	size.y = int_bwidth;
1184	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1142	size.width = Width2Pixel (ncol) + int_bwidth;
1185	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1143	size.height = Height2Pixel (nrow) + int_bwidth;
1186	}	1144	}
1187		1145
1188	void	1146	void
1189	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1147	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1190	XRectangle &status_rect,	1148	XRectangle &status_rect,
1191	const XRectangle &needed_rect)	1149	const XRectangle &needed_rect)
1192	{	1150	{
1193	preedit_rect.x = needed_rect.width;	1151	preedit_rect.x = needed_rect.width;
1194	preedit_rect.y = 0;	1152	preedit_rect.y = 0;
1195	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1153	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1196	preedit_rect.height = TermWin.fheight;	1154	preedit_rect.height = fheight;
1197		1155
1198	status_rect.x = 0;	1156	status_rect.x = 0;
1199	status_rect.y = 0;	1157	status_rect.y = 0;
1200	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1158	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1201	status_rect.height = TermWin.fheight;	1159	status_rect.height = fheight;
1202	}	1160	}
1203		1161
1204	/* Checking whether input method is running. */	1162	/* Checking whether input method is running. */
1205	bool	1163	bool
1206	rxvt_term::IMisRunning ()	1164	rxvt_term::IMisRunning ()
1207	{	1165	{
1208	char *p;
1209	Atom atom;	1166	Atom atom;
1210	Window win;	1167	Window win;
1211	char server[IMBUFSIZ];	1168	char server[IMBUFSIZ];
1212		1169
1213	/* get current locale modifier */	1170	/* get current locale modifier */
1214	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1171	if (char *p = XSetLocaleModifiers (0))
1215	{	1172	{
1216	strcpy (server, "@server=");	1173	strcpy (server, "@server=");
1217	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1174	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1218		1175
1219	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1176	if (p = strchr (server + 1, '@')) /* first one only */
1220	*p = '\0';	1177	*p = '\0';
1221		1178
1222	atom = XInternAtom (display->display, server, False);	1179	atom = XInternAtom (dpy, server, False);
1223	win = XGetSelectionOwner (display->display, atom);	1180	win = XGetSelectionOwner (dpy, atom);
1224		1181
1225	if (win != None)	1182	if (win != None)
1226	return True;	1183	return True;
1227	}	1184	}
1228		1185
…		…
1234	{	1191	{
1235	XPoint nspot;	1192	XPoint nspot;
1236	XVaNestedList preedit_attr;	1193	XVaNestedList preedit_attr;
1237		1194
1238	if (!Input_Context	1195	if (!Input_Context
1239	|| !TermWin.focus	1196	|| !focus
1240	|| !(input_style & XIMPreeditPosition))	1197	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1241	return;	1198	return;
1242		1199
1243	im_set_position (nspot);	1200	im_set_position (nspot);
1244		1201
1245	if (nspot.x == spot.x && nspot.y == spot.y)	1202	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1264	input_method = 0;	1221	input_method = 0;
1265	}	1222	}
1266		1223
1267	Input_Context = 0;	1224	Input_Context = 0;
1268	}	1225	}
		1226
		1227	#ifdef ENABLE_XIM_ONTHESPOT
		1228
		1229	static void
		1230	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1231	{
		1232	((rxvt_term *)client_data)->make_current ();
		1233	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1234	}
		1235
		1236	static void
		1237	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1238	{
		1239	((rxvt_term *)client_data)->make_current ();
		1240	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1241	}
		1242
		1243	static void
		1244	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1245	{
		1246	rxvt_term *term = (rxvt_term *)client_data;
		1247	XIMText *text = call_data->text;
		1248
		1249	term->make_current ();
		1250
		1251	if (text)
		1252	{
		1253	wchar_t *str;
		1254
		1255	if (!text->encoding_is_wchar && text->string.multi_byte)
		1256	{
		1257	// of course, X makes it ugly again
		1258	if (term->rs[Rs_imLocale])
		1259	SET_LOCALE (term->rs[Rs_imLocale]);
		1260
		1261	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1262	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1263
		1264	if (term->rs[Rs_imLocale])
		1265	SET_LOCALE (term->locale);
		1266	}
		1267	else
		1268	str = text->string.wide_char;
		1269
		1270	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1271	DT_INT, call_data->caret,
		1272	DT_INT, call_data->chg_first,
		1273	DT_INT, call_data->chg_length,
		1274	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1275	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1276	DT_END));
		1277	}
		1278	else
		1279	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1280	DT_INT, call_data->caret,
		1281	DT_INT, call_data->chg_first,
		1282	DT_INT, call_data->chg_length,
		1283	DT_END));
		1284	}
		1285
		1286	#if 0
		1287	static void
		1288	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1289	{
		1290	((rxvt_term *)client_data)->make_current ();
		1291	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1292	DT_INT, call_data->position,
		1293	DT_INT, call_data->direction,
		1294	DT_INT, call_data->style,
		1295	DT_END));
		1296	}
		1297	#endif
		1298
		1299	#endif
1269		1300
1270	/*	1301	/*
1271	* Try to open a XIM with the current modifiers, then see if we can	1302	* Try to open a XIM with the current modifiers, then see if we can
1272	* open a suitable preedit type	1303	* open a suitable preedit type
1273	*/	1304	*/
…		…
1280	XRectangle rect, status_rect, needed_rect;	1311	XRectangle rect, status_rect, needed_rect;
1281	unsigned long fg, bg;	1312	unsigned long fg, bg;
1282	const char *p;	1313	const char *p;
1283	char **s;	1314	char **s;
1284	XIMStyles *xim_styles;	1315	XIMStyles *xim_styles;
		1316	#ifdef ENABLE_XIM_ONTHESPOT
		1317	XIMCallback xcb[4];
		1318	#endif
		1319
		1320	set_environ (envv);
1285		1321
1286	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1322	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1287	return false;	1323	return false;
1288		1324
1289	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1290	input_method = display->get_xim (locale, modifiers);	1325	input_method = display->get_xim (locale, modifiers);
1291	if (input_method == NULL)	1326	if (input_method == NULL)
1292	return false;	1327	return false;
1293		1328
1294	xim = input_method->xim;	1329	xim = input_method->xim;
…		…
1314	s = rxvt_splitcommastring (p);	1349	s = rxvt_splitcommastring (p);
1315		1350
1316	for (i = found = 0; !found && s[i]; i++)	1351	for (i = found = 0; !found && s[i]; i++)
1317	{	1352	{
1318	if (!strcmp (s[i], "OverTheSpot"))	1353	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1354	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!strcmp (s[i], "OffTheSpot"))	1355	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1356	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!strcmp (s[i], "Root"))	1357	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1358	input_style = XIMPreeditNothing | XIMStatusNothing;
1324	else if (!strcmp (s[i], "None"))	1359	else if (!strcmp (s[i], "None"))
1325	input_style = (XIMPreeditNone | XIMStatusNone);	1360	input_style = XIMPreeditNone | XIMStatusNone;
		1361	#ifdef ENABLE_XIM_ONTHESPOT
		1362	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1363	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1364	#endif
		1365	else
		1366	input_style = XIMPreeditNothing | XIMStatusNothing;
1326		1367
1327	for (j = 0; j < xim_styles->count_styles; j++)	1368	for (j = 0; j < xim_styles->count_styles; j++)
1328	if (input_style == xim_styles->supported_styles[j])	1369	if (input_style == xim_styles->supported_styles[j])
1329	{	1370	{
1330	rxvt_freecommastring (s);	1371	rxvt_freecommastring (s);
…		…
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1407	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1408	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1368	"*",	1409	"*",
1369	TermWin.fheight,	1410	fheight,
1370	TermWin.fheight + 1, TermWin.fheight - 1,	1411	fheight + 1, fheight - 1,
1371	TermWin.fheight - 2, TermWin.fheight + 2);	1412	fheight - 2, fheight + 2);
1372		1413
1373	fs = XCreateFontSet (display->display, pat,	1414	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1374	&missing_charset_list, &missing_charset_count, &def_string);	1415	&missing_charset_list, &missing_charset_count, &def_string);
1375		1416
1376	if (missing_charset_list)	1417	if (missing_charset_list)
1377	XFreeStringList (missing_charset_list);	1418	XFreeStringList (missing_charset_list);
1378		1419
…		…
1419	XNBackground, bg,	1460	XNBackground, bg,
1420	XNArea, &status_rect,	1461	XNArea, &status_rect,
1421	XNFontSet, fs,	1462	XNFontSet, fs,
1422	NULL);	1463	NULL);
1423	}	1464	}
		1465	#if ENABLE_XIM_ONTHESPOT
		1466	else if (input_style & XIMPreeditCallbacks)
		1467	{
		1468	im_set_position (spot);
		1469
		1470	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1471	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1472	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1473	# if 0
		1474	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1475	# endif
		1476
		1477	preedit_attr = XVaCreateNestedList (0,
		1478	XNSpotLocation, &spot,
		1479	XNPreeditStartCallback, &xcb[0],
		1480	XNPreeditDoneCallback , &xcb[1],
		1481	XNPreeditDrawCallback , &xcb[2],
		1482	# if 0
		1483	XNPreeditCaretCallback, &xcb[3],
		1484	# endif
		1485	NULL);
		1486	}
		1487	#endif
1424		1488
1425	Input_Context = XCreateIC (xim,	1489	Input_Context = XCreateIC (xim,
1426	XNInputStyle, input_style,	1490	XNInputStyle, input_style,
1427	XNClientWindow, TermWin.vt,	1491	XNClientWindow, vt,
1428	XNFocusWindow, TermWin.parent[0],	1492	XNFocusWindow, parent[0],
1429	preedit_attr ? XNPreeditAttributes : NULL,	1493	preedit_attr ? XNPreeditAttributes : NULL,
1430	preedit_attr,	1494	preedit_attr,
1431	status_attr ? XNStatusAttributes : NULL,	1495	status_attr ? XNStatusAttributes : NULL,
1432	status_attr, NULL);	1496	status_attr, NULL);
1433		1497
1434	if (preedit_attr) XFree (preedit_attr);	1498	if (preedit_attr) XFree (preedit_attr);
1435	if (status_attr) XFree (status_attr);	1499	if (status_attr) XFree (status_attr);
1436	if (fs) XFreeFontSet (display->display, fs);	1500	if (fs) XFreeFontSet (dpy, fs);
1437		1501
1438	if (Input_Context == NULL)	1502	if (Input_Context == NULL)
1439	{	1503	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1504	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	im_destroy ();	1505	im_destroy ();
1442	return false;	1506	return false;
1443	}	1507	}
1444		1508
1445	if (input_style & XIMPreeditArea)	1509	#if 0
		1510	// unfortunately, only the focus window is used by XIM, hard to fix
		1511	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1512	vt_select_input ();
		1513	#endif
		1514
1446	IMSetStatusPosition ();	1515	IMSetPosition ();
1447		1516
1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1449	return true;	1517	return true;
1450	}	1518	}
1451		1519
1452	void	1520	void
1453	rxvt_term::im_cb ()	1521	rxvt_term::im_cb ()
1454	{	1522	{
1455	int i, found, had_im;	1523	int i;
1456	const char *p;	1524	const char *p;
1457	char **s;	1525	char **s;
1458	char buf[IMBUFSIZ];	1526	char buf[IMBUFSIZ];
1459		1527
		1528	make_current ();
		1529
1460	im_destroy ();	1530	im_destroy ();
1461		1531
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1532	if (Input_Context)
1464	return;	1533	return;
1465		1534
1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467	if (rs[Rs_imLocale])	1536	if (rs[Rs_imLocale])
…		…
1509	SET_LOCALE (locale);	1578	SET_LOCALE (locale);
1510	#endif	1579	#endif
1511	}	1580	}
1512		1581
1513	void	1582	void
1514	rxvt_term::IMSetStatusPosition ()	1583	rxvt_term::IMSetPosition ()
1515	{	1584	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1585	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1586	XVaNestedList preedit_attr, status_attr;
1518		1587
1519	if (!Input_Context	1588	if (!Input_Context
1520	|| !TermWin.focus	1589	|| !focus
1521	|| !(input_style & XIMPreeditArea)	1590	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1522	|| !IMisRunning ())	1591	|| !IMisRunning ())
1523	return;	1592	return;
1524		1593
		1594	if (input_style & XIMPreeditPosition)
		1595	{
		1596	im_set_size (preedit_rect);
		1597	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1598
		1599	XSetICValues (Input_Context,
		1600	XNPreeditAttributes, preedit_attr, NULL);
		1601	}
		1602	else
		1603	{
1525	/* Getting the necessary width of preedit area */	1604	/* Getting the necessary width of preedit area */
1526	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1527	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1606	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1528	XFree (status_attr);	1607	XFree (status_attr);
1529		1608
1530	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1609	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1531	XFree (needed_rect);	1610	XFree (needed_rect);
1532		1611
1533	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1612	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1534	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1613	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1535		1614
1536	XSetICValues (Input_Context,	1615	XSetICValues (Input_Context,
1537	XNPreeditAttributes, preedit_attr,	1616	XNPreeditAttributes, preedit_attr,
1538	XNStatusAttributes, status_attr, NULL);	1617	XNStatusAttributes, status_attr,
		1618	NULL);
1539		1619
		1620	XFree (status_attr);
		1621	}
		1622
1540	XFree (preedit_attr);	1623	XFree (preedit_attr);
1541	XFree (status_attr);
1542	}	1624	}
1543	#endif /* USE_XIM */	1625	#endif /* USE_XIM */
1544		1626
1545	/*----------------------------------------------------------------------*/	1627	void
1546	rxvt_t rxvt_current_term;	1628	rxvt_term::get_window_origin (int &x, int &y)
		1629	{
		1630	Window cr;
		1631	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1632	}
		1633
		1634	Pixmap
		1635	rxvt_term::get_pixmap_property (int prop_id)
		1636	{
		1637	if (prop_id > 0 && prop_id < NUM_XA)
		1638	if (xa[prop_id])
		1639	{
		1640	int aformat;
		1641	unsigned long nitems, bytes_after;
		1642	Atom atype;
		1643	unsigned char *prop = NULL;
		1644	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1645	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1646	&nitems, &bytes_after, &prop);
		1647	if (result == Success && prop && atype == XA_PIXMAP)
		1648	return *(Pixmap *)prop;
		1649	}
		1650
		1651	return None;
		1652	}
		1653
		1654	#ifdef HAVE_BG_PIXMAP
		1655
		1656	void
		1657	rxvt_term::update_background ()
		1658	{
		1659	if (update_background_ev.is_active ())
		1660	return;
		1661
		1662	bgPixmap.invalidate ();
		1663
		1664	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1665
		1666	if (to_wait <= 0.)
		1667	bgPixmap.render ();
		1668	else
		1669	update_background_ev.start (to_wait);
		1670	}
		1671
		1672	void
		1673	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1674	{
		1675	make_current ();
		1676
		1677	update_background_ev.stop ();
		1678	bgPixmap.render ();
		1679	refresh_check ();
		1680	}
		1681
		1682	#endif /* HAVE_BG_PIXMAP */
1547		1683
1548	/*----------------------- end-of-file (C source) -----------------------*/	1684	/*----------------------- end-of-file (C source) -----------------------*/

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