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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.94 by root, Sun Aug 15 22:09:24 2004 UTC vs.
Revision 1.318 by root, Sat May 30 08:51:23 2009 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
49	vector<rxvt_term *> rxvt_term::termlist;	54	vector<rxvt_term *> rxvt_term::termlist;
50		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
51	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
52		60
53	bool	61	bool
54	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
55	{	63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
56	if (!locale || !strncmp (locale, curlocale, 128))	69	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	70	return false;
58		71
59	strncpy (curlocale, locale, 128);	72	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
61	return true;	74	return true;
62	}	75	}
63		76
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
64	#if ENABLE_COMBINING	90	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
66		92
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	94	{
69	compose_char *cc;	95	compose_char *cc;
70		96
71	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	99	cc = (*this)[c1];
74	while (cc)	100	while (cc)
75	{	101	{
…		…
123	return len;	149	return len;
124		150
125	}	151	}
126	#endif	152	#endif
127		153
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	memset (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
144	:	155	{
145	#if TRANSPARENT	156	#if HAVE_BG_PIXMAP
146	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	#endif
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif	158	#endif
154	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
155	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);
156	#endif	161	#endif
157	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
158	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);
159	#endif	164	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	167	#endif
163	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	170	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	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),
168	#endif	180	#endif
169	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	183	#endif
172	#ifdef USE_XIM	184	#ifndef NO_BELL
173	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
174	#endif	186	#endif
175	termwin_ev (this, &rxvt_term::x_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	vt_ev (this, &rxvt_term::x_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	check_ev (this, &rxvt_term::check_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	flush_ev (this, &rxvt_term::flush_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	destroy_ev (this, &rxvt_term::destroy_cb),	191	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
180	pty_ev (this, &rxvt_term::pty_cb),	192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
181	incr_ev (this, &rxvt_term::incr_cb)	193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
182	{	194
183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
184		196
185	termlist.push_back (this);	197	termlist.push_back (this);
186	}
187		198
188	rxvt_term::~rxvt_term ()	199	#ifdef KEYSYM_RESOURCE
189	{	200	keyboard = new keyboard_manager;
190	termlist.erase (find (termlist.begin (), termlist.end(), this));	201	#endif
		202	}
191		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	{
192	if (cmd_pid)	209	if (cmd_pid)
193	kill (-cmd_pid, SIGHUP);	210	kill (-cmd_pid, SIGHUP);
194		211
195	pty.put ();	212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
196		215
197	#ifdef UTMP_SUPPORT	216	rxvt_term::~rxvt_term ()
198	privileged_utmp (RESTORE);	217	{
199	#endif	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
200		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
201	delete TermWin.fontset;	227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bgPixmap.destroy ();
		231	#endif
		232	#ifdef HAVE_AFTERIMAGE
		233	if (asv)
		234	destroy_asvisual (asv, 0);
		235	if (asimman)
		236	destroy_image_manager (asimman, 0);
		237	#endif
202		238
203	if (display)	239	if (display)
204	{	240	{
205	selection_clear ();	241	selection_clear ();
206		242
207	#ifdef USE_XIM	243	#ifdef USE_XIM
208	im_destroy ();	244	im_destroy ();
209	#endif	245	#endif
210	#ifdef MENUBAR	246	scrollBar.destroy ();
211	if (menubarGC) XFreeGC (display->display, menubarGC);	247	if (gc) XFreeGC (dpy, gc);
212	#endif
213	#ifdef XTERM_SCROLLBAR
214	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
215	if (ShadowGC) XFreeGC (display->display, ShadowGC);
216	#endif
217	#ifdef PLAIN_SCROLLBAR
218	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
219	#endif
220	#ifdef NEXT_SCROLLBAR
221	if (blackGC) XFreeGC (display->display, blackGC);
222	if (whiteGC) XFreeGC (display->display, whiteGC);
223	if (grayGC) XFreeGC (display->display, grayGC);
224	if (darkGC) XFreeGC (display->display, darkGC);
225	if (stippleGC) XFreeGC (display->display, stippleGC);
226	if (dimple) XFreePixmap (display->display, dimple);
227	if (upArrow) XFreePixmap (display->display, upArrow);
228	if (downArrow) XFreePixmap (display->display, downArrow);
229	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
230	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
231	#endif
232	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
233	if (topShadowGC) XFreeGC (display->display, topShadowGC);
234	if (botShadowGC) XFreeGC (display->display, botShadowGC);
235	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
236	#endif
237	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
238		248
239	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
240	delete menuBar.drawable;	249	delete drawable;
241	//if (menuBar.win)
242	// XDestroyWindow (display->display, menuBar.win);
243	#endif
244	delete TermWin.drawable;
245	// destroy all windows	250	// destroy all windows
246	if (TermWin.parent[0])	251	if (parent[0])
247	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent[0]);
248	}
249		253
250	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
251		255	if (ISSET_PIXCOLOR (i))
252	delete pix_colors_focused;	256	{
		257	pix_colors_focused [i].free (this);
253	#ifdef OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
254	delete pix_colors_unfocused;	259	pix_colors_unfocused [i].free (this);
255	#endif	260	#endif
		261	}
256		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
257	displays.put (display);	266	displays.put (display);
		267	}
258		268
259	scr_release ();	269	scr_release ();
260		270
261	/* clear all resources */	271	/* clear all resources */
262	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
263	free (allocated[i]);	273	free (allocated [i]);
264		274
265	free (selection.text);	275	free (selection.text);
266	// TODO: manage env vars in child only(!)	276	// TODO: manage env vars in child only(!)
267	free (env_windowid);
268	free (env_display);	277	free (env_display);
269	free (env_term);	278	free (env_term);
270	free (env_colorfgbg);
271	free (locale);	279	free (locale);
272	#if 0	280	free (v_buffer);
273	free (codeset);	281	free (incr_buf);
274	#endif
275		282
276	delete envv;	283	delete envv;
277	delete argv;	284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
		289	#ifndef NO_RESOURCES
		290	XrmDestroyDatabase (option_db);
		291	#endif
		292	}
		293
		294	// child has exited, usually destroys
		295	void
		296	rxvt_term::child_cb (ev::child &w, int status)
		297	{
		298	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		299
		300	cmd_pid = 0;
		301
		302	if (!option (Opt_hold))
		303	destroy ();
278	}	304	}
279		305
280	void	306	void
281	rxvt_term::destroy ()	307	rxvt_term::destroy ()
282	{	308	{
283	if (destroy_ev.active)	309	if (destroy_ev.is_active ())
284	return;	310	return;
		311
		312	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
285		313
286	#if ENABLE_OVERLAY	314	#if ENABLE_OVERLAY
287	scr_overlay_off ();	315	scr_overlay_off ();
288	#endif	316	#endif
289		317
290	if (display)	318	if (display)
291	{	319	{
292	#if USE_XIM	320	#if USE_XIM
293	im_ev.stop (display);	321	im_ev.stop (display);
294	#endif	322	#endif
295	#if HAVE_SCROLLBARS
296	scrollbar_ev.stop (display);	323	scrollbar_ev.stop (display);
297	#endif	324	#if ENABLE_TRANSPARENCY || ENABLE_PERL
298	#if MENUBAR
299	menubar_ev.stop (display);
300	#endif
301	#if TRANSPARENT
302	rootwin_ev.stop (display);	325	rootwin_ev.stop (display);
303	#endif	326	#endif
304	incr_ev.stop ();	327	incr_ev.stop ();
305	termwin_ev.stop (display);	328	termwin_ev.stop (display);
306	vt_ev.stop (display);	329	vt_ev.stop (display);
307	}	330	}
308		331
309	check_ev.stop ();	332	flush_ev.stop ();
310	pty_ev.stop ();	333	pty_ev.stop ();
311	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
312	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
313	#endif	336	#endif
314	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
…		…
322	#endif	345	#endif
323	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
324	pointer_ev.stop ();	347	pointer_ev.stop ();
325	#endif	348	#endif
326		349
327	destroy_ev.start (0);	350	destroy_ev.start ();
328	}	351	}
329		352
330	void	353	void
331	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
332	{	355	{
333	SET_R (this);	356	make_current ();
334		357
335	delete this;	358	delete this;
336	}
337
338	/*----------------------------------------------------------------------*/
339	/* rxvt_init () */
340	bool
341	rxvt_term::init (int argc, const char *const *argv)
342	{
343	SET_R (this);
344
345	if (!init_vars ())
346	return false;
347
348	init_secondary ();
349
350	const char **cmd_argv = init_resources (argc, argv);
351
352	set_locale ("");
353
354	#if MENUBAR_MAX
355	menubar_read (rs[Rs_menu]);
356	#endif
357	#ifdef HAVE_SCROLLBARS
358	if (options & Opt_scrollBar)
359	scrollBar.setIdle (); /* set existence for size calculations */
360	#endif
361
362	create_windows (argc, argv);
363
364	init_xlocale ();
365
366	scr_reset (); /* initialize screen */
367
368	#if 0
369	XSynchronize (display->display, True);
370	#endif
371
372	#ifdef HAVE_SCROLLBARS
373	if (options & Opt_scrollBar)
374	resize_scrollbar (); /* create and map scrollbar */
375	#endif
376	#if (MENUBAR_MAX)
377	if (menubar_visible ())
378	XMapWindow (display->display, menuBar.win);
379	#endif
380	#ifdef TRANSPARENT
381	if (options & Opt_transparent)
382	{
383	XSelectInput (display->display, display->root, PropertyChangeMask);
384	check_our_parents ();
385	rootwin_ev.start (display, display->root);
386	}
387	#endif
388
389	XMapWindow (display->display, TermWin.vt);
390	XMapWindow (display->display, TermWin.parent[0]);
391
392	init_command (cmd_argv);
393
394	pty_ev.start (pty.pty, EVENT_READ);
395
396	check_ev.start ();
397
398	return true;
399	}
400
401	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
402
403	void
404	rxvt_init ()
405	{
406	/* install exit handler for cleanup */
407	#if 0
408	#ifdef HAVE_ATEXIT
409	atexit (rxvt_clean_exit);
410	#else
411	#endif
412	#endif
413	/*
414	* Save and then give up any super-user privileges
415	* If we need privileges in any area then we must specifically request it.
416	* We should only need to be root in these cases:
417	* 1. write utmp entries on some systems
418	* 2. chown tty on some systems
419	*/
420	rxvt_privileges (SAVE);
421	rxvt_privileges (IGNORE);
422
423	struct sigaction sa;
424
425	sigfillset (&sa.sa_mask);
426	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
427	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
428	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
429	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
430	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
431	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
432	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
433
434	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
435	/* signal (SIGURG, SIG_DFL); */
436
437	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
438	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
439	}
440
441	/* ------------------------------------------------------------------------- *
442	* SIGNAL HANDLING & EXIT HANDLER *
443	* ------------------------------------------------------------------------- */
444	/*
445	* Catch a SIGCHLD signal and exit if the direct child has died
446	*/
447
448	void rxvt_term::child_exited (int pid)
449	{
450	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
451	if (pid == (*t)->cmd_pid)
452	{
453	(*t)->destroy ();
454	break;
455	}
456	}
457
458	/* ARGSUSED */
459	/* INTPROTO */
460	RETSIGTYPE
461	rxvt_Child_signal (int sig __attribute__ ((unused)))
462	{
463	int pid, save_errno = errno;
464
465	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
466	rxvt_term::child_exited (pid);
467
468	errno = save_errno;
469	}
470
471	/*
472	* Catch a fatal signal and tidy up before quitting
473	*/
474	/* INTPROTO */
475	RETSIGTYPE
476	rxvt_Exit_signal (int sig)
477	{
478	signal (sig, SIG_DFL);
479	#ifdef DEBUG_CMD
480	rxvt_warn ("caught signal %d, exiting.\n", sig);
481	#endif
482	rxvt_clean_exit ();
483	kill (getpid (), sig);
484	}
485
486	/* INTPROTO */
487	int
488	rxvt_xerror_handler (Display *display, XErrorEvent *event)
489	{
490	if (GET_R->allowedxerror == -1)
491	GET_R->allowedxerror = event->error_code;
492	else
493	{
494	old_xerror_handler (display, event);
495	GET_R->destroy ();
496	}
497
498	return 0;
499	}	359	}
500		360
501	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
502	/*	362	/*
503	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
504	* TODO: if debugging, this should free up any known resources if we can	364	* TODO: if debugging, this should free up any known resources if we can
505	*/	365	*/
506	/* INTPROTO */	366	static XErrorHandler old_xerror_handler;
507	void
508	rxvt_clean_exit ()
509	{
510	// TODO: rxvtd should clean up all ressources
511	if (GET_R)
512	GET_R->destroy ();
513	}
514		367
515	/* ------------------------------------------------------------------------- *	368	static void
516	* MEMORY ALLOCATION WRAPPERS *	369	rxvt_emergency_cleanup ()
517	* ------------------------------------------------------------------------- */
518	/* INTPROTO */
519	void *
520	rxvt_malloc (size_t size)
521	{	370	{
522	void *p;	371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
523		372	(*t)->emergency_cleanup ();
524	p = malloc (size);
525	if (p)
526	return p;
527
528	rxvt_fatal ("memory allocation failure. aborting.\n");
529	/* NOTREACHED */
530	}	373	}
531		374
532	/* INTPROTO */	375	#if !ENABLE_MINIMAL
533	void *	376	static void
534	rxvt_calloc (size_t number, size_t size)	377	print_x_error (Display *dpy, XErrorEvent *event)
535	{	378	{
536	void *p;	379	char buffer[BUFSIZ];
537		380	char mesg[BUFSIZ];
538	p = calloc (number, size);	381	char number[32];
539	if (p)	382	char *mtype = "XlibMessage";
540	return p;	383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
541		384	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
542	rxvt_fatal ("memory allocation failure. aborting.\n");	385	rxvt_warn ("An X Error occured, trying to continue after report.\n");
543	/* NOTREACHED */	386	rxvt_warn ("%s: %s\n", mesg, buffer);
		387	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		389	sprintf(number, "%d", event->request_code);
		390	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		391	rxvt_warn ("(which is %s)\n", buffer);
		392	if (event->request_code >= 128) {
		393	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		394	mesg, BUFSIZ);
		395	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		396	}
		397	if ((event->error_code == BadWindow) ||
		398	(event->error_code == BadPixmap) ||
		399	(event->error_code == BadCursor) ||
		400	(event->error_code == BadFont) ||
		401	(event->error_code == BadDrawable) ||
		402	(event->error_code == BadColor) ||
		403	(event->error_code == BadGC) ||
		404	(event->error_code == BadIDChoice) ||
		405	(event->error_code == BadValue) ||
		406	(event->error_code == BadAtom)) {
		407	if (event->error_code == BadValue)
		408	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		409	mesg, BUFSIZ);
		410	else if (event->error_code == BadAtom)
		411	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		412	mesg, BUFSIZ);
		413	else
		414	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		417	}
		418	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
544	}	421	}
		422	#endif
545		423
546	/* INTPROTO */	424	int
547	void *	425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
548	rxvt_realloc (void *ptr, size_t size)
549	{	426	{
550	void *p;	427	if (GET_R->allowedxerror == -1)
551		428	GET_R->allowedxerror = event->error_code;
552	if (ptr)
553	p = realloc (ptr, size);
554	else	429	else
555	p = malloc (size);	430	{
556		431	// GET_R is most likely not the terminal which caused the error,
557	if (p)	432	// so just output the error and continue
558	return p;	433	#if ENABLE_MINIMAL
559		434	old_xerror_handler (display, event);
560	rxvt_fatal ("memory allocation failure. aborting.\n");	435	#else
561	/* NOTREACHED */	436	print_x_error (display, event);
562	}
563
564	/* ------------------------------------------------------------------------- *
565	* PRIVILEGED OPERATIONS *
566	* ------------------------------------------------------------------------- */
567	/* take care of suid/sgid super-user (root) privileges */
568	void
569	rxvt_privileges (rxvt_privaction action)
570	{
571	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
572	static uid_t euid;
573	static gid_t egid;
574	#endif
575
576	#if ! defined(__CYGWIN32__)
577	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
578	/* setreuid () is the poor man's setuid (), seteuid () */
579	# define seteuid(a) setreuid(-1, (a))
580	# define setegid(a) setregid(-1, (a))
581	# define HAVE_SETEUID
582	# endif	437	#endif
583	# ifdef HAVE_SETEUID
584	switch (action)
585	{	438	}
586	case IGNORE:
587	/*
588	* change effective uid/gid - not real uid/gid - so we can switch
589	* back to root later, as required
590	*/
591	seteuid (getuid ());
592	setegid (getgid ());
593	break;
594	case SAVE:
595	euid = geteuid ();
596	egid = getegid ();
597	break;
598	case RESTORE:
599	seteuid (euid);
600	setegid (egid);
601	break;
602	}
603	# else
604	switch (action)
605	{
606	case IGNORE:
607	setuid (getuid ());
608	setgid (getgid ());
609	/* FALLTHROUGH */
610	case SAVE:
611	/* FALLTHROUGH */
612	case RESTORE:
613	break;
614	}
615	# endif
616	#endif
617	}
618		439
619	#ifdef UTMP_SUPPORT
620	void
621	rxvt_term::privileged_utmp (rxvt_privaction action)
622	{
623	if ((options & Opt_utmpInhibit)
624	|| !pty.name || !*pty.name)
625	return;	440	return 0;
626
627	rxvt_privileges (RESTORE);
628
629	if (action == SAVE)
630	makeutent (pty.name, rs[Rs_display_name]);
631	else
632	cleanutent ();
633
634	rxvt_privileges (IGNORE);
635	}	441	}
636	#endif	442
		443	int
		444	rxvt_xioerror_handler (Display *display)
		445	{
		446	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		447	DisplayString (display));
		448	rxvt_emergency_cleanup ();
		449	_exit (EXIT_FAILURE);
		450	}
		451
		452	static struct sig_handlers
		453	{
		454	ev::sig sw_term, sw_int;
		455
		456	/*
		457	* Catch a fatal signal and tidy up before quitting
		458	*/
		459	void sig_term (ev::sig &w, int revents);
		460
		461	sig_handlers ()
		462	{
		463	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		464	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		465	}
		466	} sig_handlers;
		467
		468	void
		469	sig_handlers::sig_term (ev::sig &w, int revents)
		470	{
		471	rxvt_emergency_cleanup ();
		472	w.stop ();
		473	kill (getpid (), w.signum);
		474	}
		475
		476	char **rxvt_environ; // startup environment
		477
		478	void
		479	rxvt_init ()
		480	{
		481	ptytty::init ();
		482
		483	if (!ev_default_loop (0))
		484	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		485
		486	rxvt_environ = environ;
		487
		488	signal (SIGHUP, SIG_IGN);
		489	signal (SIGPIPE, SIG_IGN);
		490
		491	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		492	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		493
		494	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		495	/* signal (SIGURG, SIG_DFL); */
		496
		497	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		498	// TODO: handle this with exceptions and tolerate the memory loss
		499	XSetIOErrorHandler (rxvt_xioerror_handler);
		500
		501	XrmInitialize ();
		502	}
637		503
638	/*----------------------------------------------------------------------*/	504	/*----------------------------------------------------------------------*/
639	/*	505	/*
640	* window size/position calculcations for XSizeHint and other storage.	506	* window size/position calculations for XSizeHint and other storage.
641	* if width/height are non-zero then override calculated width/height	507	* if width/height are non-zero then override calculated width/height
642	*/	508	*/
643	void	509	void
644	rxvt_term::window_calc (unsigned int width, unsigned int height)	510	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
645	{	511	{
646	short recalc_x, recalc_y;	512	short recalc_x, recalc_y;
647	int x, y, sb_w, mb_h, flags;	513	int x, y, flags;
648	unsigned int w, h;	514	unsigned int w, h;
649	unsigned int max_width, max_height;	515	unsigned int max_width, max_height;
650		516
651	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
652	TermWin.ncol, TermWin.nrow, szHint.width,
653	szHint.height));
654	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	517	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
655	szHint.win_gravity = NorthWestGravity;	518	szHint.win_gravity = NorthWestGravity;
656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	519	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
657		520
658	recalc_x = recalc_y = 0;	521	recalc_x = recalc_y = 0;
659	flags = 0;	522	flags = 0;
		523
660	if (!parsed_geometry)	524	if (!parsed_geometry)
661	{	525	{
662	parsed_geometry = 1;	526	parsed_geometry = 1;
		527
663	if (rs[Rs_geometry])	528	if (rs[Rs_geometry])
664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	529	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		530
665	if (flags & WidthValue)	531	if (flags & WidthValue)
666	{	532	{
667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	533	if (!w)
		534	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		535
		536	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
668	szHint.flags |= USSize;	537	szHint.flags |= USSize;
669	}	538	}
		539
670	if (flags & HeightValue)	540	if (flags & HeightValue)
671	{	541	{
672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	542	if (!h)
		543	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		544
		545	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
673	szHint.flags |= USSize;	546	szHint.flags |= USSize;
674	}	547	}
		548
675	if (flags & XValue)	549	if (flags & XValue)
676	{	550	{
677	szHint.x = x;	551	szHint.x = x;
678	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
679	if (flags & XNegative)	554	if (flags & XNegative)
680	{	555	{
681	recalc_x = 1;	556	recalc_x = 1;
682	szHint.win_gravity = NorthEastGravity;	557	szHint.win_gravity = NorthEastGravity;
683	}	558	}
684	}	559	}
		560
685	if (flags & YValue)	561	if (flags & YValue)
686	{	562	{
687	szHint.y = y;	563	szHint.y = y;
688	szHint.flags |= USPosition;	564	szHint.flags |= USPosition;
		565
689	if (flags & YNegative)	566	if (flags & YNegative)
690	{	567	{
691	recalc_y = 1;	568	recalc_y = 1;
		569
692	if (szHint.win_gravity == NorthEastGravity)	570	if (szHint.win_gravity == NorthEastGravity)
693	szHint.win_gravity = SouthEastGravity;	571	szHint.win_gravity = SouthEastGravity;
694	else	572	else
695	szHint.win_gravity = SouthWestGravity;	573	szHint.win_gravity = SouthWestGravity;
696	}	574	}
697	}	575	}
698	}	576	}
699		577
700	/* TODO: BOUNDS */	578	/* TODO: BOUNDS */
701	TermWin.width = TermWin.ncol * TermWin.fwidth;	579	width = ncol * fwidth;
702	TermWin.height = TermWin.nrow * TermWin.fheight;	580	height = nrow * fheight;
703	max_width = MAX_COLS * TermWin.fwidth;	581	max_width = MAX_COLS * fwidth;
704	max_height = MAX_ROWS * TermWin.fheight;	582	max_height = MAX_ROWS * fheight;
705		583
706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	584	szHint.base_width = szHint.base_height = 2 * int_bwidth;
707		585
708	sb_w = mb_h = 0;
709	window_vt_x = window_vt_y = TermWin.int_bwidth;	586	window_vt_x = window_vt_y = int_bwidth;
710		587
711	if (scrollbar_visible ())	588	if (scrollBar.state)
712	{	589	{
713	sb_w = scrollbar_TotalWidth ();	590	int sb_w = scrollBar.total_width ();
714	szHint.base_width += sb_w;	591	szHint.base_width += sb_w;
		592
715	if (!(options & Opt_scrollBar_right))	593	if (!option (Opt_scrollBar_right))
716	window_vt_x += sb_w;	594	window_vt_x += sb_w;
717	}	595	}
718		596
719	if (menubar_visible ())
720	{
721	mb_h = menuBar_TotalHeight ();
722	szHint.base_height += mb_h;
723	window_vt_y += mb_h;
724	}
725
726	szHint.width_inc = TermWin.fwidth;	597	szHint.width_inc = fwidth;
727	szHint.height_inc = TermWin.fheight;	598	szHint.height_inc = fheight;
728	szHint.min_width = szHint.base_width + szHint.width_inc;	599	szHint.min_width = szHint.base_width + szHint.width_inc;
729	szHint.min_height = szHint.base_height + szHint.height_inc;	600	szHint.min_height = szHint.base_height + szHint.height_inc;
730		601
731	if (width && width - szHint.base_width < max_width)	602	if (newwidth && newwidth - szHint.base_width < max_width)
732	{	603	{
733	szHint.width = width;	604	szHint.width = newwidth;
734	TermWin.width = width - szHint.base_width;	605	width = newwidth - szHint.base_width;
735	}	606	}
736	else	607	else
737	{	608	{
738	MIN_IT (TermWin.width, max_width);	609	min_it (width, max_width);
739	szHint.width = szHint.base_width + TermWin.width;	610	szHint.width = szHint.base_width + width;
740	}	611	}
741		612
742	if (height && height - szHint.base_height < max_height)	613	if (newheight && newheight - szHint.base_height < max_height)
743	{	614	{
744	szHint.height = height;	615	szHint.height = newheight;
745	TermWin.height = height - szHint.base_height;	616	height = newheight - szHint.base_height;
746	}	617	}
747	else	618	else
748	{	619	{
749	MIN_IT (TermWin.height, max_height);	620	min_it (height, max_height);
750	szHint.height = szHint.base_height + TermWin.height;	621	szHint.height = szHint.base_height + height;
751	}	622	}
752
753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
754	window_sb_x = szHint.width - sb_w;
755		623
756	if (recalc_x)	624	if (recalc_x)
757	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	625	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
758	- szHint.width - 2 * TermWin.ext_bwidth);	626
759	if (recalc_y)	627	if (recalc_y)
760	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	628	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
761	- szHint.height - 2 * TermWin.ext_bwidth);
762		629
763	TermWin.ncol = TermWin.width / TermWin.fwidth;	630	ncol = width / fwidth;
764	TermWin.nrow = TermWin.height / TermWin.fheight;	631	nrow = height / fheight;
765	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
766	TermWin.ncol, TermWin.nrow, szHint.width,
767	szHint.height));
768	return;
769	}	632	}
770		633
771	/*----------------------------------------------------------------------*/	634	/*----------------------------------------------------------------------*/
772	/*	635	/*
773	* Tell the teletype handler what size the window is.	636	* Tell the teletype handler what size the window is.
774	* Called after a window size change.	637	* Called after a window size change.
775	*/	638	*/
776	void	639	void
777	rxvt_term::tt_winch ()	640	rxvt_term::tt_winch ()
778	{	641	{
779	if (pty.pty < 0)	642	if (pty->pty < 0)
780	return;	643	return;
781		644
782	struct winsize ws;	645	struct winsize ws;
783		646
784	ws.ws_col = TermWin.ncol;	647	ws.ws_col = ncol;
785	ws.ws_row = TermWin.nrow;	648	ws.ws_row = nrow;
786	ws.ws_xpixel = TermWin.width;	649	ws.ws_xpixel = width;
787	ws.ws_ypixel = TermWin.height;	650	ws.ws_ypixel = height;
788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	651	ioctl (pty->pty, TIOCSWINSZ, &ws);
789		652
790	#if 0	653	#if 0
791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	654	// TIOCSWINSZ is supposed to do this automatically and correctly
792	if (cmd_pid) /* force through to the command */	655	if (cmd_pid) /* force through to the command */
793	kill (cmd_pid, SIGWINCH);	656	kill (-cmd_pid, SIGWINCH);
794	#endif	657	#endif
795	}	658	}
796		659
797	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
798	/* rxvt_change_font () - Switch to a new font */	661	/* set_fonts () - load and set the various fonts
799	/*	662	*
800	* init = 1 - initialize	663	* init = 1 - initialize
801	*	664	*
802	* fontname == FONT_UP - switch to bigger font	665	* fontname == FONT_UP - switch to bigger font
803	* fontname == FONT_DN - switch to smaller font	666	* fontname == FONT_DN - switch to smaller font
804	*/	667	*/
805	bool	668	bool
806	rxvt_term::change_font (const char *fontname)	669	rxvt_term::set_fonts ()
807	{	670	{
808	if (fontname == FONT_UP)
809	{
810	// TODO
811	}
812	else if (fontname == FONT_DN)
813	{
814	// TODO
815	}
816	else
817	{
818	rxvt_fontset *fs = new rxvt_fontset (this);	671	rxvt_fontset *fs = new rxvt_fontset (this);
		672	rxvt_fontprop prop;
819		673
820	if (fs && fs->populate (fontname ? fontname : "fixed"))	674	if (!fs
		675	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		676	|| !fs->realize_font (1))
		677	{
		678	delete fs;
		679	return false;
		680	}
		681
		682	#if ENABLE_STYLES
		683	for (int i = RS_styleCount; --i; )
		684	if (fontset[i] != fontset[0])
		685	delete fontset[i];
		686	#endif
		687
		688	delete fontset[0];
		689	fontset[0] = fs;
		690
		691	prop = (*fs)[1]->properties ();
		692	prop.height += lineSpace;
		693	prop.width += letterSpace;
		694
		695	fs->set_prop (prop, false);
		696
		697	fwidth = prop.width;
		698	fheight = prop.height;
		699	fbase = prop.ascent;
		700
		701	for (int style = 1; style < 4; style++)
		702	{
		703	#if ENABLE_STYLES
		704	const char *res = rs[Rs_font + style];
		705
		706	if (res && !*res)
		707	fontset[style] = fontset[0];
		708	else
821	{	709	{
822	delete TermWin.fontset;	710	fontset[style] = fs = new rxvt_fontset (this);
823	TermWin.fontset = fs;	711	rxvt_fontprop prop2 = prop;
824	TermWin.fwidth = fs->base_font ()->width;
825	TermWin.fheight = fs->base_font ()->height;
826	TermWin.fbase = fs->base_font ()->ascent;
827		712
828	if (TermWin.parent[0])	713	if (res)
829	{	714	{
830	resize_all_windows (0, 0, 0);	715	fs->populate (res);
831	scr_remap_chars ();	716	fs->set_prop (prop2, false);
832	scr_touch (true);
833	}	717	}
		718	else
		719	{
		720	fs->populate (fontset[0]->fontdesc);
834		721
835	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)	722	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
836	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);	723	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
837		724
838	return true;	725	fs->set_prop (prop2, true);
		726	}
		727
839	}	728	}
		729	#else
		730	fontset[style] = fontset[0];
		731	#endif
		732	}
		733
		734	if (parent[0])
840	}	735	{
		736	resize_all_windows (0, 0, 0);
		737	scr_remap_chars ();
		738	scr_touch (true);
		739	}
841		740
842	return false;	741	return true;
843	}	742	}
844		743
845	bool	744	void
846	rxvt_term::font_up_down (int n, int direction)	745	rxvt_term::set_string_property (Atom prop, const char *str, int len)
847	{	746	{
848	return false;	747	XChangeProperty (dpy, parent[0],
		748	prop, XA_STRING, 8, PropModeReplace,
		749	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		750	}
		751
		752	void
		753	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		754	{
		755	wchar_t *ws = rxvt_mbstowcs (str, len);
		756	char *s = rxvt_wcstoutf8 (ws);
		757
		758	XChangeProperty (dpy, parent[0],
		759	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		760	(const unsigned char *)s, strlen (s));
		761
		762	free (s);
		763	free (ws);
849	}	764	}
850		765
851	/*----------------------------------------------------------------------*/	766	/*----------------------------------------------------------------------*/
852	/*----------------------------------------------------------------------*/	767	/*----------------------------------------------------------------------*/
853	/* xterm sequences - title, iconName, color (exptl) */	768	/* xterm sequences - title, iconName, color (exptl) */
854	void	769	void
855	rxvt_term::set_title (const char *str)	770	rxvt_term::set_title (const char *str)
856	{	771	{
857	#ifdef SMART_WINDOW_TITLE	772	set_string_property (XA_WM_NAME, str);
858	char *name;	773	#if ENABLE_EWMH
859		774	set_utf8_property (xa[XA_NET_WM_NAME], str);
860	if (!XFetchName (display->display, TermWin.parent[0], &name))
861	name = NULL;
862
863	if (name == NULL || strcmp (name, str))
864	#endif
865	XStoreName (display->display, TermWin.parent[0], str);
866
867	#ifdef SMART_WINDOW_TITLE
868	if (name)
869	XFree (name);
870	#endif	775	#endif
871	}	776	}
872		777
873	void	778	void
874	rxvt_term::set_icon_name (const char *str)	779	rxvt_term::set_icon_name (const char *str)
875	{	780	{
876	#ifdef SMART_WINDOW_TITLE	781	set_string_property (XA_WM_ICON_NAME, str);
877	char *name;	782	#if ENABLE_EWMH
878		783	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
879	if (!XGetIconName (display->display, TermWin.parent[0], &name))
880	name = NULL;
881
882	if (name == NULL || strcmp (name, str))
883	#endif	784	#endif
884	XSetIconName (display->display, TermWin.parent[0], str);
885
886	#ifdef SMART_WINDOW_TITLE
887	if (name)
888	XFree (name);
889	#endif
890	}	785	}
891		786
		787	void
		788	rxvt_term::set_window_color (int idx, const char *color)
		789	{
892	#ifdef XTERM_COLOR_CHANGE	790	#ifdef XTERM_COLOR_CHANGE
893	void
894	rxvt_term::set_window_color (int idx, const char *color)
895	{
896	rxvt_color xcol;	791	rxvt_color xcol;
897	int i;
898		792
899	if (color == NULL || *color == '\0')	793	if (color == NULL || *color == '\0')
900	return;	794	return;
901		795
		796	color = strdup (color);
		797	allocated.push_back ((void *)color);
		798	rs[Rs_color + idx] = color;
		799
902	/* handle color aliases */	800	/* handle color aliases */
903	if (isdigit (*color))	801	if (isdigit (*color))
904	{	802	{
905	i = atoi (color);	803	int i = atoi (color);
		804
906	if (i >= 8 && i <= 15)	805	if (i >= 8 && i <= 15)
		806	{
907	{ /* bright colors */	807	/* bright colors */
908	i -= 8;
909	# ifndef NO_BRIGHTCOLOR
910	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	808	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
911	SET_PIXCOLOR (idx);
912	goto Done;	809	goto done;
913	# endif
914
915	}	810	}
		811
916	if (i >= 0 && i <= 7)	812	if (i >= 0 && i <= 7)
		813	{
917	{ /* normal colors */	814	/* normal colors */
918	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	815	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
919	SET_PIXCOLOR (idx);
920	goto Done;	816	goto done;
921	}	817	}
922	}	818	}
923		819
924	if (!rXParseAllocColor (& xcol, color))	820	set_color (xcol, color);
925	return;
926
927	/* XStoreColor (display->display, display->cmap, XColor*); */
928		821
929	/*	822	/*
930	* FIXME: should free colors here, but no idea how to do it so instead,	823	* FIXME: should free colors here, but no idea how to do it so instead,
931	* so just keep gobbling up the colormap	824	* so just keep gobbling up the colormap
932	*/	825	*/
933	# if 0
934	for (i = Color_Black; i <= Color_White; i++)
935	if (pix_colors[idx] == pix_colors[i])
936	break;
937	if (i > Color_White)
938	{
939	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
940	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
941	DisplayPlanes (display->display, display->screen));
942	}
943	# endif
944		826
945	pix_colors_focused[idx] = xcol;	827	pix_colors_focused[idx] = xcol;
946	SET_PIXCOLOR (idx);
947		828
948	/* XSetWindowAttributes attr; */
949	/* Cursor cursor; */
950	Done:	829	done:
951	#ifdef OFF_FOCUS_FADING
952	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
953	#endif
954	if (idx == Color_bg && ! (options & Opt_transparent))
955	XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]);
956
957	/* handle Color_BD, scrollbar background, etc. */	830	/*TODO: handle Color_BD, scrollbar background, etc. */
958		831
959	set_colorfgbg ();	832	update_fade_color (idx);
960	recolour_cursor ();	833	recolour_cursor ();
961	scr_touch (true);	834	scr_recolour ();
		835	#endif /* XTERM_COLOR_CHANGE */
962	}	836	}
963
964	#else
965	# define set_window_color (idx,color) ((void)0)
966	#endif /* XTERM_COLOR_CHANGE */
967		837
968	void	838	void
969	rxvt_term::recolour_cursor ()	839	rxvt_term::recolour_cursor ()
970	{	840	{
971	XColor xcol[2];	841	XColor fg, bg;
972		842
973	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? pix_colors_focused[Color_pointer_fg] : pix_colors_focused[Color_fg];	843	(ISSET_PIXCOLOR (Color_pointer_fg)
974	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? pix_colors_focused[Color_pointer_bg] : pix_colors_focused[Color_bg];	844	? pix_colors_focused[Color_pointer_fg]
975	XQueryColors (display->display, display->cmap, xcol, 2);	845	: pix_colors_focused[Color_fg]).get (fg);
976	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	846
		847	(ISSET_PIXCOLOR (Color_pointer_bg)
		848	? pix_colors_focused[Color_pointer_bg]
		849	: pix_colors_focused[Color_bg]).get (bg);
		850
		851	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
977	}	852	}
978		853
979	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
980	/*	855	/*
981	* find if fg/bg matches any of the normal (low-intensity) colors	856	* find if fg/bg matches any of the normal (low-intensity) colors
982	*/	857	*/
983	void	858	void
984	rxvt_term::set_colorfgbg ()	859	rxvt_term::set_colorfgbg ()
985	{	860	{
986	unsigned int i;	861	unsigned int i;
987	const char *xpmb = "\0";	862	const char *xpmb = "";
988	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
989		864
990	env_colorfgbg =
991	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
992	strcpy (fstr, "default");	865	strcpy (fstr, "default");
993	strcpy (bstr, "default");	866	strcpy (bstr, "default");
994	for (i = Color_Black; i <= Color_White; i++)	867	for (i = Color_Black; i <= Color_White; i++)
995	if (pix_colors[Color_fg] == pix_colors[i])	868	if (pix_colors[Color_fg] == pix_colors[i])
996	{	869	{
997	sprintf (fstr, "%d", (i - Color_Black));	870	sprintf (fstr, "%d", (i - Color_Black));
998	break;	871	break;
999	}	872	}
		873
1000	for (i = Color_Black; i <= Color_White; i++)	874	for (i = Color_Black; i <= Color_White; i++)
1001	if (pix_colors[Color_bg] == pix_colors[i])	875	if (pix_colors[Color_bg] == pix_colors[i])
1002	{	876	{
1003	sprintf (bstr, "%d", (i - Color_Black));	877	sprintf (bstr, "%d", (i - Color_Black));
1004	#ifdef XPM_BACKGROUND	878	#ifdef BG_IMAGE_FROM_FILE
1005	xpmb = "default;";	879	xpmb = "default;";
1006	#endif	880	#endif
1007	break;	881	break;
1008	}	882	}
1009		883
1010	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1011
1012	#ifndef NO_BRIGHTCOLOR
1013	colorfgbg = DEFAULT_RSTYLE;
1014	for (i = minCOLOR; i <= maxCOLOR; i++)
1015	{
1016	if (pix_colors[Color_fg] == pix_colors[i])
1017	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1018	if (pix_colors[Color_bg] == pix_colors[i])
1019	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1020	}
1021	#endif
1022	}	885	}
1023		886
1024	/*----------------------------------------------------------------------*/	887	/*----------------------------------------------------------------------*/
1025	/*
1026	* Colour determination for low colour displays, routine from
1027	* Hans de Goede <hans@highrise.nl>
1028	*/
1029		888
1030	int	889	bool
1031	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	890	rxvt_term::set_color (rxvt_color &color, const char *name)
1032	{	891	{
1033	if (!screen_in_out->set (display, colour))	892	if (color.set (this, name))
1034	{
1035	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1036	return false;
1037	}
1038
1039	return true;	893	return true;
		894
		895	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		896	return false;
		897	}
		898
		899	void
		900	rxvt_term::alias_color (int dst, int src)
		901	{
		902	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1040	}	903	}
1041		904
1042	/* -------------------------------------------------------------------- *	905	/* -------------------------------------------------------------------- *
1043	* - WINDOW RESIZING - *	906	* - WINDOW RESIZING - *
1044	* -------------------------------------------------------------------- */	907	* -------------------------------------------------------------------- */
1045	void	908	void
1046	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	909	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1047	{	910	{
1048	int fix_screen;	911	int fix_screen;
		912	int old_width = szHint.width;
		913	int old_height = szHint.height;
1049		914
1050	#ifdef SMART_RESIZE
1051	int old_width = szHint.width, old_height = szHint.height;
1052	#endif
1053
1054	window_calc (width, height);	915	window_calc (newwidth, newheight);
		916
		917	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		918
		919	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		920	if (set_hint)
		921	{
		922	szHint.flags &= ~(PBaseSize | PResizeInc);
1055	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	923	XSetWMNormalHints (dpy, parent[0], &szHint);
		924	szHint.flags |= PBaseSize | PResizeInc;
		925	}
1056		926
1057	if (!ignoreparent)	927	if (!ignoreparent)
1058	{	928	{
1059	#ifdef SMART_RESIZE	929	#ifdef SMART_RESIZE
1060	/*	930	/*
…		…
1064	int x, y, x1, y1;	934	int x, y, x1, y1;
1065	int dx, dy;	935	int dx, dy;
1066	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	936	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1067	Window unused_cr;	937	Window unused_cr;
1068		938
1069	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	939	XTranslateCoordinates (dpy, parent[0], display->root,
1070	0, 0, &x, &y, &unused_cr);	940	0, 0, &x, &y, &unused_cr);
1071	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	941	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1072	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	942	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1073	/*	943	/*
1074	* if display->root isn't the parent window, a WM will probably have offset	944	* if display->root isn't the parent window, a WM will probably have offset
1075	* our position for handles and decorations. Counter it	945	* our position for handles and decorations. Counter it
1076	*/	946	*/
…		…
1078	{	948	{
1079	x -= x1;	949	x -= x1;
1080	y -= y1;	950	y -= y1;
1081	}	951	}
1082		952
1083	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	953	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1084	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	954	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1085	dx = old_width - szHint.width;	955	dx = old_width - szHint.width;
1086	dy = old_height - szHint.height;	956	dy = old_height - szHint.height;
1087		957
1088	/* Check position of the center of the window */	958	/* Check position of the center of the window */
1089	if (x < x1) /* left half */	959	if (x < x1) /* left half */
1090	dx = 0;	960	dx = 0;
…		…
1093	if (y < y1) /* top half */	963	if (y < y1) /* top half */
1094	dy = 0;	964	dy = 0;
1095	else if (y == y1) /* exact center */	965	else if (y == y1) /* exact center */
1096	dy /= 2;	966	dy /= 2;
1097		967
1098	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	968	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1099	szHint.width, szHint.height);	969	szHint.width, szHint.height);
1100	#else	970	#else
1101	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	971	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1102	#endif	972	#endif
1103	}	973	}
1104		974
		975	if (set_hint)
		976	XSetWMNormalHints (dpy, parent[0], &szHint);
		977
1105	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	978	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1106		979
1107	if (fix_screen || width != old_width || height != old_height)	980	if (fix_screen || newwidth != old_width || newheight != old_height)
1108	{	981	{
1109	if (scrollbar_visible ())	982	if (scrollBar.state)
1110	{	983	scrollBar.resize ();
1111	XMoveResizeWindow (display->display, scrollBar.win,
1112	window_sb_x, 0,
1113	scrollbar_TotalWidth (), szHint.height);
1114	resize_scrollbar ();
1115	}
1116		984
1117	if (menubar_visible ())
1118	XMoveResizeWindow (display->display, menuBar.win,
1119	window_vt_x, 0,
1120	TermWin_TotalWidth (), menuBar_TotalHeight ());
1121
1122	XMoveResizeWindow (display->display, TermWin.vt,	985	XMoveResizeWindow (dpy, vt,
1123	window_vt_x, window_vt_y,	986	window_vt_x, window_vt_y,
1124	TermWin_TotalWidth (), TermWin_TotalHeight ());	987	width, height);
1125	scr_clear ();	988
1126	#ifdef XPM_BACKGROUND	989	#ifdef HAVE_BG_PIXMAP
1127	resize_pixmap ();	990	if (bgPixmap.window_size_sensitive ())
		991	update_background ();
1128	#endif	992	#endif
1129	}	993	}
1130		994
1131	if (fix_screen || old_height == 0)	995	if (fix_screen || old_height == 0)
1132	{
1133	int curr_screen = -1;
1134	int old_ncol = prev_ncol;
1135
1136	/* scr_reset only works on the primary screen */
1137	if (old_height) /* this is not the first time through */
1138	{
1139	unsigned int ncol = TermWin.ncol;
1140	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1141	curr_screen = scr_change_screen (PRIMARY);
1142	TermWin.ncol = ncol;
1143	}
1144
1145	scr_reset ();	996	scr_reset ();
1146		997
1147	if (curr_screen >= 0) /* this is not the first time through */	998	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1148	{	999	//scr_touch (false);
1149	scr_change_screen (curr_screen);
1150	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1151	}
1152	}
1153		1000
1154	old_width = szHint.width;	1001	#ifdef HAVE_BG_PIXMAP
1155	old_height = szHint.height;	1002	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1003	// if (bgPixmap.pixmap)
		1004	// scr_touch (false);
		1005	#endif
1156		1006
1157	#ifdef USE_XIM	1007	#ifdef USE_XIM
1158	IMSetStatusPosition ();	1008	IMSetPosition ();
1159	#endif	1009	#endif
1160	}	1010	}
1161		1011
1162	/*	1012	/*
1163	* Set the width/height of the vt window in characters. Units are pixels.	1013	* Set the width/height of the vt window in characters. Units are pixels.
1164	* good for toggling 80/132 columns	1014	* good for toggling 80/132 columns
1165	*/	1015	*/
1166	void	1016	void
1167	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1017	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1168	{	1018	{
1169	XWindowAttributes wattr;	1019	XWindowAttributes wattr;
1170		1020
1171	if (width == 0 || height == 0)	1021	if (newwidth == 0 || newheight == 0)
1172	{	1022	{
1173	XGetWindowAttributes (display->display, display->root, &wattr);	1023	XGetWindowAttributes (dpy, display->root, &wattr);
		1024
1174	if (width == 0)	1025	if (newwidth == 0)
1175	width = wattr.width - szHint.base_width;	1026	newwidth = wattr.width - szHint.base_width;
1176	if (height == 0)	1027	if (newheight == 0)
1177	height = wattr.height - szHint.base_height;	1028	newheight = wattr.height - szHint.base_height;
1178	}
1179
1180	if (width != TermWin.width || height != TermWin.height)
1181	{	1029	}
		1030
		1031	if (newwidth != width || newheight != height)
		1032	{
1182	width += szHint.base_width;	1033	newwidth += szHint.base_width;
1183	height += szHint.base_height;	1034	newheight += szHint.base_height;
1184	resize_all_windows (width, height, 0);	1035	resize_all_windows (newwidth, newheight, 0);
1185	}	1036	}
1186	}	1037	}
1187		1038
1188	/* -------------------------------------------------------------------- *	1039	/* -------------------------------------------------------------------- *
1189	* - X INPUT METHOD ROUTINES - *	1040	* - X INPUT METHOD ROUTINES - *
…		…
1191	#ifdef USE_XIM	1042	#ifdef USE_XIM
1192		1043
1193	void	1044	void
1194	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1045	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1195	{	1046	{
1196	fg = pix_colors[Color_fg];	1047	fg = pix_colors [Color_fg];
1197	bg = pix_colors[Color_bg];	1048	bg = pix_colors [Color_bg];
1198	}	1049	}
1199		1050
1200	void	1051	void
1201	rxvt_term::im_set_size (XRectangle &size)	1052	rxvt_term::im_set_size (XRectangle &size)
1202	{	1053	{
1203	// the int_bwidth terms make no sense to me	1054	// the int_bwidth terms make no sense to me
1204	size.x = TermWin.int_bwidth;	1055	size.x = int_bwidth;
1205	size.y = TermWin.int_bwidth;	1056	size.y = int_bwidth;
1206	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1057	size.width = Width2Pixel (ncol) + int_bwidth;
1207	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1058	size.height = Height2Pixel (nrow) + int_bwidth;
1208	}	1059	}
1209		1060
1210	void	1061	void
1211	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1062	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1212	XRectangle &status_rect,	1063	XRectangle &status_rect,
1213	const XRectangle &needed_rect)	1064	const XRectangle &needed_rect)
1214	{	1065	{
1215	preedit_rect.x = needed_rect.width;	1066	preedit_rect.x = needed_rect.width;
1216	preedit_rect.y = 0;	1067	preedit_rect.y = 0;
1217	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1068	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1218	preedit_rect.height = TermWin.fheight;	1069	preedit_rect.height = fheight;
1219		1070
1220	status_rect.x = 0;	1071	status_rect.x = 0;
1221	status_rect.y = 0;	1072	status_rect.y = 0;
1222	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1073	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1223	status_rect.height = TermWin.fheight;	1074	status_rect.height = fheight;
1224	}	1075	}
1225		1076
1226	/* Checking whether input method is running. */	1077	/* Checking whether input method is running. */
1227	bool	1078	bool
1228	rxvt_term::IMisRunning ()	1079	rxvt_term::IMisRunning ()
1229	{	1080	{
1230	char *p;
1231	Atom atom;	1081	Atom atom;
1232	Window win;	1082	Window win;
1233	char server[IMBUFSIZ];	1083	char server[IMBUFSIZ];
1234		1084
1235	/* get current locale modifier */	1085	/* get current locale modifier */
1236	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1086	if (char *p = XSetLocaleModifiers (0))
1237	{	1087	{
1238	strcpy (server, "@server=");	1088	strcpy (server, "@server=");
1239	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1089	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1240		1090
1241	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1091	if (p = strchr (server + 1, '@')) /* first one only */
1242	*p = '\0';	1092	*p = '\0';
1243		1093
1244	atom = XInternAtom (display->display, server, False);	1094	atom = XInternAtom (dpy, server, False);
1245	win = XGetSelectionOwner (display->display, atom);	1095	win = XGetSelectionOwner (dpy, atom);
1246		1096
1247	if (win != None)	1097	if (win != None)
1248	return True;	1098	return True;
1249	}	1099	}
1250		1100
…		…
1252	}	1102	}
1253		1103
1254	void	1104	void
1255	rxvt_term::IMSendSpot ()	1105	rxvt_term::IMSendSpot ()
1256	{	1106	{
1257	XPoint spot;	1107	XPoint nspot;
1258	XVaNestedList preedit_attr;	1108	XVaNestedList preedit_attr;
1259		1109
1260	if (!Input_Context	1110	if (!Input_Context
1261	|| !TermWin.focus	1111	|| !focus
1262	|| !(input_style & XIMPreeditPosition)	1112	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1263	#if 0
1264	|| !(event_type == KeyPress
1265	|| event_type == Expose
1266	|| event_type == NoExpose
1267	|| event_type == SelectionNotify
1268	|| event_type == ButtonRelease || event_type == FocusIn)
1269	#endif
1270	|| !IMisRunning ())
1271	return;	1113	return;
1272		1114
1273	im_set_position (spot);	1115	im_set_position (nspot);
		1116
		1117	if (nspot.x == spot.x && nspot.y == spot.y)
		1118	return;
		1119
		1120	spot = nspot;
1274		1121
1275	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1122	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1276	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1123	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1277	XFree (preedit_attr);	1124	XFree (preedit_attr);
1278	}	1125	}
1279		1126
1280	void	1127	void
1281	rxvt_term::im_destroy ()	1128	rxvt_term::im_destroy ()
1282	{	1129	{
1283	if (Input_Context)
1284	{
1285	XDestroyIC (Input_Context);
1286	Input_Context = 0;
1287	}
1288
1289	if (input_method)	1130	if (input_method)
1290	{	1131	{
		1132	if (Input_Context && input_method->xim)
		1133	XDestroyIC (Input_Context);
		1134
1291	display->put_xim (input_method);	1135	display->put_xim (input_method);
1292	input_method = 0;	1136	input_method = 0;
1293	}	1137	}
		1138
		1139	Input_Context = 0;
1294	}	1140	}
		1141
		1142	#ifdef ENABLE_XIM_ONTHESPOT
		1143
		1144	static void
		1145	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1146	{
		1147	((rxvt_term *)client_data)->make_current ();
		1148	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1149	}
		1150
		1151	static void
		1152	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1153	{
		1154	((rxvt_term *)client_data)->make_current ();
		1155	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1156	}
		1157
		1158	static void
		1159	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1160	{
		1161	rxvt_term *term = (rxvt_term *)client_data;
		1162	XIMText *text = call_data->text;
		1163
		1164	term->make_current ();
		1165
		1166	if (text)
		1167	{
		1168	void *str;
		1169
		1170	if (!text->encoding_is_wchar && text->string.multi_byte)
		1171	{
		1172	// of course, X makes it ugly again
		1173	if (term->rs[Rs_imLocale])
		1174	SET_LOCALE (term->rs[Rs_imLocale]);
		1175
		1176	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1177	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1178
		1179	if (term->rs[Rs_imLocale])
		1180	SET_LOCALE (term->locale);
		1181	}
		1182	else
		1183	str = (void *)text->string.wide_char;
		1184
		1185	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1186	DT_INT, call_data->caret,
		1187	DT_INT, call_data->chg_first,
		1188	DT_INT, call_data->chg_length,
		1189	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1190	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1191	DT_END));
		1192	}
		1193	else
		1194	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1195	DT_INT, call_data->caret,
		1196	DT_INT, call_data->chg_first,
		1197	DT_INT, call_data->chg_length,
		1198	DT_END));
		1199	}
		1200
		1201	#if 0
		1202	static void
		1203	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1204	{
		1205	((rxvt_term *)client_data)->make_current ();
		1206	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1207	DT_INT, call_data->position,
		1208	DT_INT, call_data->direction,
		1209	DT_INT, call_data->style,
		1210	DT_END));
		1211	}
		1212	#endif
		1213
		1214	#endif
1295		1215
1296	/*	1216	/*
1297	* Try to open a XIM with the current modifiers, then see if we can	1217	* Try to open a XIM with the current modifiers, then see if we can
1298	* open a suitable preedit type	1218	* open a suitable preedit type
1299	*/	1219	*/
…		…
1306	XRectangle rect, status_rect, needed_rect;	1226	XRectangle rect, status_rect, needed_rect;
1307	unsigned long fg, bg;	1227	unsigned long fg, bg;
1308	const char *p;	1228	const char *p;
1309	char **s;	1229	char **s;
1310	XIMStyles *xim_styles;	1230	XIMStyles *xim_styles;
		1231	#ifdef ENABLE_XIM_ONTHESPOT
		1232	XIMCallback xcb[4];
		1233	#endif
		1234
		1235	set_environ (envv);
1311		1236
1312	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1237	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1313	return false;	1238	return false;
1314		1239
1315	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1316	input_method = display->get_xim (locale, modifiers);	1240	input_method = display->get_xim (locale, modifiers);
1317	if (input_method == NULL)	1241	if (input_method == NULL)
1318	return false;	1242	return false;
1319		1243
1320	xim = input_method->xim;	1244	xim = input_method->xim;
		1245	spot.x = spot.y = -1;
1321		1246
1322	xim_styles = NULL;	1247	xim_styles = NULL;
1323	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1248	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1324	|| !xim_styles || !xim_styles->count_styles)	1249	|| !xim_styles || !xim_styles->count_styles)
1325	{	1250	{
1326	im_destroy ();	1251	im_destroy ();
1327	return false;	1252	return false;
1328	}	1253	}
1329		1254
1330	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1255	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1256
		1257	for (int pi = 0; pi < 2; pi++)
		1258	{
		1259	p = pet[pi];
		1260
		1261	if (!p)
		1262	continue;
		1263
1331	s = rxvt_splitcommastring (p);	1264	s = rxvt_splitcommastring (p);
1332		1265
1333	for (i = found = 0; !found && s[i]; i++)	1266	for (i = found = 0; !found && s[i]; i++)
1334	{	1267	{
1335	if (!strcmp (s[i], "OverTheSpot"))	1268	if (!strcmp (s[i], "OverTheSpot"))
1336	input_style = (XIMPreeditPosition | XIMStatusNothing);	1269	input_style = XIMPreeditPosition | XIMStatusNothing;
1337	else if (!strcmp (s[i], "OffTheSpot"))	1270	else if (!strcmp (s[i], "OffTheSpot"))
1338	input_style = (XIMPreeditArea | XIMStatusArea);	1271	input_style = XIMPreeditArea | XIMStatusArea;
1339	else if (!strcmp (s[i], "Root"))	1272	else if (!strcmp (s[i], "Root"))
1340	input_style = (XIMPreeditNothing | XIMStatusNothing);	1273	input_style = XIMPreeditNothing | XIMStatusNothing;
		1274	else if (!strcmp (s[i], "None"))
		1275	input_style = XIMPreeditNone | XIMStatusNone;
		1276	#ifdef ENABLE_XIM_ONTHESPOT
		1277	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1278	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1279	#endif
		1280	else
		1281	input_style = XIMPreeditNothing | XIMStatusNothing;
1341		1282
1342	for (j = 0; j < xim_styles->count_styles; j++)	1283	for (j = 0; j < xim_styles->count_styles; j++)
1343	if (input_style == xim_styles->supported_styles[j])	1284	if (input_style == xim_styles->supported_styles[j])
1344	{	1285	{
		1286	rxvt_freecommastring (s);
		1287
1345	found = 1;	1288	found = 1;
1346	break;	1289	goto foundpet;
		1290	}
		1291
1347	}	1292	}
1348	}
1349		1293
1350	for (i = 0; s[i]; i++)	1294	rxvt_freecommastring (s);
1351	free (s[i]);	1295	}
1352		1296
1353	free (s);	1297	foundpet:
		1298
1354	XFree (xim_styles);	1299	XFree (xim_styles);
1355		1300
1356	if (!found)	1301	if (!found)
1357	{	1302	{
1358	im_destroy ();	1303	im_destroy ();
…		…
1375	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1320	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1376	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1377	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1378	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1323	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1379	"*",	1324	"*",
1380	TermWin.fheight,	1325	fheight,
1381	TermWin.fheight + 1, TermWin.fheight - 1,	1326	fheight + 1, fheight - 1,
1382	TermWin.fheight - 2, TermWin.fheight + 2);	1327	fheight - 2, fheight + 2);
1383		1328
1384	fs = XCreateFontSet (display->display, pat,	1329	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1385	&missing_charset_list, &missing_charset_count, &def_string);	1330	&missing_charset_list, &missing_charset_count, &def_string);
1386		1331
1387	if (missing_charset_list)	1332	if (missing_charset_list)
1388	XFreeStringList (missing_charset_list);	1333	XFreeStringList (missing_charset_list);
1389		1334
…		…
1430	XNBackground, bg,	1375	XNBackground, bg,
1431	XNArea, &status_rect,	1376	XNArea, &status_rect,
1432	XNFontSet, fs,	1377	XNFontSet, fs,
1433	NULL);	1378	NULL);
1434	}	1379	}
		1380	#if ENABLE_XIM_ONTHESPOT
		1381	else if (input_style & XIMPreeditCallbacks)
		1382	{
		1383	im_set_position (spot);
		1384
		1385	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1386	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1387	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1388	# if 0
		1389	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1390	# endif
		1391
		1392	preedit_attr = XVaCreateNestedList (0,
		1393	XNSpotLocation, &spot,
		1394	XNPreeditStartCallback, &xcb[0],
		1395	XNPreeditDoneCallback , &xcb[1],
		1396	XNPreeditDrawCallback , &xcb[2],
		1397	# if 0
		1398	XNPreeditCaretCallback, &xcb[3],
		1399	# endif
		1400	NULL);
		1401	}
		1402	#endif
1435		1403
1436	Input_Context = XCreateIC (xim,	1404	Input_Context = XCreateIC (xim,
1437	XNInputStyle, input_style,	1405	XNInputStyle, input_style,
1438	XNClientWindow, TermWin.vt,	1406	XNClientWindow, vt,
1439	XNFocusWindow, TermWin.parent[0],	1407	XNFocusWindow, parent[0],
1440	preedit_attr ? XNPreeditAttributes : NULL,	1408	preedit_attr ? XNPreeditAttributes : NULL,
1441	preedit_attr,	1409	preedit_attr,
1442	status_attr ? XNStatusAttributes : NULL,	1410	status_attr ? XNStatusAttributes : NULL,
1443	status_attr, NULL);	1411	status_attr, NULL);
1444		1412
1445	if (preedit_attr) XFree (preedit_attr);	1413	if (preedit_attr) XFree (preedit_attr);
1446	if (status_attr) XFree (status_attr);	1414	if (status_attr) XFree (status_attr);
1447	if (fs) XFreeFontSet (display->display, fs);	1415	if (fs) XFreeFontSet (dpy, fs);
1448		1416
1449	if (Input_Context == NULL)	1417	if (Input_Context == NULL)
1450	{	1418	{
1451	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1419	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1452	im_destroy ();	1420	im_destroy ();
1453	return false;	1421	return false;
1454	}	1422	}
1455		1423
1456	if (input_style & XIMPreeditArea)	1424	#if 0
		1425	// unfortunately, only the focus window is used by XIM, hard to fix
		1426	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1427	vt_select_input ();
		1428	#endif
		1429
1457	IMSetStatusPosition ();	1430	IMSetPosition ();
1458		1431
1459	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1460	return true;	1432	return true;
1461	}	1433	}
1462		1434
1463	void	1435	void
1464	rxvt_term::im_cb ()	1436	rxvt_term::im_cb ()
1465	{	1437	{
1466	int i, found, had_im;	1438	int i;
1467	const char *p;	1439	const char *p;
1468	char **s;	1440	char **s;
1469	char buf[IMBUFSIZ];	1441	char buf[IMBUFSIZ];
1470		1442
		1443	make_current ();
		1444
1471	im_destroy ();	1445	im_destroy ();
1472		1446
1473	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1474	if (Input_Context)	1447	if (Input_Context)
1475	return;	1448	return;
1476		1449
1477	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1450	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1478	if (rs[Rs_imLocale])	1451	if (rs[Rs_imLocale])
…		…
1483	if (p && *p)	1456	if (p && *p)
1484	{	1457	{
1485	bool found = false;	1458	bool found = false;
1486		1459
1487	s = rxvt_splitcommastring (p);	1460	s = rxvt_splitcommastring (p);
		1461
1488	for (i = 0; s[i]; i++)	1462	for (i = 0; s[i]; i++)
1489	{	1463	{
1490	if (*s[i])	1464	if (*s[i])
1491	{	1465	{
1492	strcpy (buf, "@im=");	1466	strcpy (buf, "@im=");
…		…
1496	found = true;	1470	found = true;
1497	break;	1471	break;
1498	}	1472	}
1499	}	1473	}
1500	}	1474	}
1501	for (i = 0; s[i]; i++)	1475
1502	free (s[i]);	1476	rxvt_freecommastring (s);
1503	free (s);
1504		1477
1505	if (found)	1478	if (found)
1506	goto done;	1479	goto done;
1507	}	1480	}
1508		1481
…		…
1520	SET_LOCALE (locale);	1493	SET_LOCALE (locale);
1521	#endif	1494	#endif
1522	}	1495	}
1523		1496
1524	void	1497	void
1525	rxvt_term::IMSetStatusPosition ()	1498	rxvt_term::IMSetPosition ()
1526	{	1499	{
1527	XRectangle preedit_rect, status_rect, *needed_rect;	1500	XRectangle preedit_rect, status_rect, *needed_rect;
1528	XVaNestedList preedit_attr, status_attr;	1501	XVaNestedList preedit_attr, status_attr;
1529		1502
1530	if (!Input_Context	1503	if (!Input_Context
1531	|| !TermWin.focus	1504	|| !focus
1532	|| !(input_style & XIMPreeditArea)	1505	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1533	|| !IMisRunning ())	1506	|| !IMisRunning ())
1534	return;	1507	return;
1535		1508
		1509	if (input_style & XIMPreeditPosition)
		1510	{
		1511	im_set_size (preedit_rect);
		1512	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1513
		1514	XSetICValues (Input_Context,
		1515	XNPreeditAttributes, preedit_attr, NULL);
		1516	}
		1517	else
		1518	{
1536	/* Getting the necessary width of preedit area */	1519	/* Getting the necessary width of preedit area */
1537	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1520	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1538	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1521	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1539	XFree (status_attr);	1522	XFree (status_attr);
1540		1523
1541	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1524	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1542	XFree (needed_rect);	1525	XFree (needed_rect);
1543		1526
1544	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1527	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1545	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1528	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1546		1529
1547	XSetICValues (Input_Context,	1530	XSetICValues (Input_Context,
1548	XNPreeditAttributes, preedit_attr,	1531	XNPreeditAttributes, preedit_attr,
1549	XNStatusAttributes, status_attr, NULL);	1532	XNStatusAttributes, status_attr,
		1533	NULL);
1550		1534
		1535	XFree (status_attr);
		1536	}
		1537
1551	XFree (preedit_attr);	1538	XFree (preedit_attr);
1552	XFree (status_attr);
1553	}	1539	}
1554	#endif /* USE_XIM */	1540	#endif /* USE_XIM */
1555		1541
1556	/*----------------------------------------------------------------------*/	1542	void
1557	rxvt_t rxvt_current_term;	1543	rxvt_term::get_window_origin (int &x, int &y)
		1544	{
		1545	Window cr;
		1546	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1547	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1548	}
		1549
		1550	Pixmap
		1551	rxvt_term::get_pixmap_property (int prop_id)
		1552	{
		1553	if (prop_id > 0 && prop_id < NUM_XA)
		1554	if (xa[prop_id])
		1555	{
		1556	int aformat;
		1557	unsigned long nitems, bytes_after;
		1558	Atom atype;
		1559	unsigned char *prop = NULL;
		1560	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1561	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1562	&nitems, &bytes_after, &prop);
		1563	if (result == Success && prop && atype == XA_PIXMAP)
		1564	return *(Pixmap *)prop;
		1565	}
		1566
		1567	return None;
		1568	}
		1569
		1570	#ifdef HAVE_BG_PIXMAP
		1571	# if TRACE_PIXMAPS
		1572	# undef update_background
		1573	void
		1574	rxvt_term::trace_update_background (const char *file, int line)
		1575	{
		1576	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1577	update_background ();
		1578	}
		1579	# endif
		1580
		1581	void
		1582	rxvt_term::update_background ()
		1583	{
		1584	if (update_background_ev.is_active ())
		1585	return;
		1586
		1587	bgPixmap.invalidate ();
		1588
		1589	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1590
		1591	if (to_wait <= 0.)
		1592	bgPixmap.render ();
		1593	else
		1594	update_background_ev.start (to_wait);
		1595	}
		1596
		1597	void
		1598	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1599	{
		1600	make_current ();
		1601
		1602	update_background_ev.stop ();
		1603	bgPixmap.render ();
		1604	refresh_check ();
		1605	}
		1606
		1607	#endif /* HAVE_BG_PIXMAP */
1558		1608
1559	/*----------------------- end-of-file (C source) -----------------------*/	1609	/*----------------------- end-of-file (C source) -----------------------*/

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