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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 1.309 by root, Wed Feb 27 01:02:33 2008 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
49	vector<rxvt_term *> rxvt_term::termlist;	54	vector<rxvt_term *> rxvt_term::termlist;
50		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
51	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
52		60
53	bool	61	bool
54	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
55	{	63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
56	if (!locale || !strncmp (locale, curlocale, 128))	69	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	70	return false;
58		71
59	strncpy (curlocale, locale, 128);	72	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
61	return true;	74	return true;
62	}	75	}
63		76
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
64	#if ENABLE_COMBINING	90	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
66		92
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	94	{
69	compose_char *cc;	95	compose_char *cc;
70		96
71	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	99	cc = (*this)[c1];
74	while (cc)	100	while (cc)
75	{	101	{
…		…
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
202		232
203	if (display)	233	if (display)
204	{	234	{
205	selection_clear ();	235	selection_clear ();
206		236
207	#ifdef USE_XIM	237	#ifdef USE_XIM
208	im_destroy ();	238	im_destroy ();
209	#endif	239	#endif
210	#ifdef MENUBAR	240	scrollBar.destroy ();
211	if (menubarGC) XFreeGC (display->display, menubarGC);	241	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		242
239	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
240	delete menuBar.drawable;	243	delete drawable;
241	//if (menuBar.win)
242	// XDestroyWindow (display->display, menuBar.win);
243	#endif
244	delete TermWin.drawable;
245	// destroy all windows	244	// destroy all windows
246	if (TermWin.parent[0])	245	if (parent[0])
247	XDestroyWindow (display->display, TermWin.parent[0]);	246	XDestroyWindow (dpy, parent[0]);
248	}
249		247
250	// TODO: free pixcolours, colours should become part of rxvt_display	248	for (int i = 0; i < TOTAL_COLORS; i++)
251		249	if (ISSET_PIXCOLOR (i))
252	delete pix_colors_focused;	250	{
		251	pix_colors_focused [i].free (this);
253	#ifdef OFF_FOCUS_FADING	252	#if OFF_FOCUS_FADING
254	delete pix_colors_unfocused;	253	pix_colors_unfocused [i].free (this);
255	#endif	254	#endif
		255	}
256		256
		257	clear ();
		258
		259	display->flush (); /* ideally .put should do this */
257	displays.put (display);	260	displays.put (display);
		261	}
258		262
259	scr_release ();	263	scr_release ();
260		264
261	/* clear all resources */	265	/* clear all resources */
262	for (int i = 0; i < allocated.size (); i++)	266	for (int i = 0; i < allocated.size (); i++)
263	free (allocated[i]);	267	free (allocated [i]);
264		268
265	free (selection.text);	269	free (selection.text);
266	// TODO: manage env vars in child only(!)	270	// TODO: manage env vars in child only(!)
267	free (env_windowid);
268	free (env_display);	271	free (env_display);
269	free (env_term);	272	free (env_term);
270	free (env_colorfgbg);
271	free (locale);	273	free (locale);
272	#if 0	274	free (v_buffer);
273	free (codeset);	275	free (incr_buf);
274	#endif
275		276
276	delete envv;	277	delete envv;
277	delete argv;	278	delete argv;
		279
		280	#ifdef KEYSYM_RESOURCE
		281	delete keyboard;
		282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
		287
		288	// child has exited, usually destroys
		289	void
		290	rxvt_term::child_cb (ev::child &w, int status)
		291	{
		292	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		293
		294	cmd_pid = 0;
		295
		296	if (!option (Opt_hold))
		297	destroy ();
278	}	298	}
279		299
280	void	300	void
281	rxvt_term::destroy ()	301	rxvt_term::destroy ()
282	{	302	{
283	if (destroy_ev.active)	303	if (destroy_ev.is_active ())
284	return;	304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
285		307
286	#if ENABLE_OVERLAY	308	#if ENABLE_OVERLAY
287	scr_overlay_off ();	309	scr_overlay_off ();
288	#endif	310	#endif
289		311
290	if (display)	312	if (display)
291	{	313	{
292	#if USE_XIM	314	#if USE_XIM
293	im_ev.stop (display);	315	im_ev.stop (display);
294	#endif	316	#endif
295	#if HAVE_SCROLLBARS
296	scrollbar_ev.stop (display);	317	scrollbar_ev.stop (display);
297	#endif	318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
298	#if MENUBAR
299	menubar_ev.stop (display);
300	#endif
301	#if TRANSPARENT
302	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
303	#endif	320	#endif
304	incr_ev.stop ();	321	incr_ev.stop ();
305	termwin_ev.stop (display);	322	termwin_ev.stop (display);
306	vt_ev.stop (display);	323	vt_ev.stop (display);
307	}	324	}
308		325
309	check_ev.stop ();	326	flush_ev.stop ();
310	pty_ev.stop ();	327	pty_ev.stop ();
311	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
312	cursor_blink_ev.stop ();	329	cursor_blink_ev.stop ();
313	#endif	330	#endif
314	#ifdef TEXT_BLINK	331	#ifdef TEXT_BLINK
…		…
322	#endif	339	#endif
323	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
324	pointer_ev.stop ();	341	pointer_ev.stop ();
325	#endif	342	#endif
326		343
327	destroy_ev.start (0);	344	destroy_ev.start ();
328	}	345	}
329		346
330	void	347	void
331	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
332	{	349	{
333	SET_R (this);	350	make_current ();
334		351
335	delete this;	352	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	}	353	}
500		354
501	/*----------------------------------------------------------------------*/	355	/*----------------------------------------------------------------------*/
502	/*	356	/*
503	* Exit gracefully, clearing the utmp entry and restoring tty attributes	357	* Exit gracefully, clearing the utmp entry and restoring tty attributes
504	* TODO: if debugging, this should free up any known resources if we can	358	* TODO: if debugging, this should free up any known resources if we can
505	*/	359	*/
506	/* INTPROTO */	360	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		361
515	/* ------------------------------------------------------------------------- *	362	static void
516	* MEMORY ALLOCATION WRAPPERS *	363	rxvt_emergency_cleanup ()
517	* ------------------------------------------------------------------------- */
518	/* INTPROTO */
519	void *
520	rxvt_malloc (size_t size)
521	{	364	{
522	void *p;	365	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
523		366	(*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	}	367	}
531		368
532	/* INTPROTO */	369	#if !ENABLE_MINIMAL
533	void *	370	static void
534	rxvt_calloc (size_t number, size_t size)	371	print_x_error (Display *dpy, XErrorEvent *event)
535	{	372	{
536	void *p;	373	char buffer[BUFSIZ];
537		374	char mesg[BUFSIZ];
538	p = calloc (number, size);	375	char number[32];
539	if (p)	376	char *mtype = "XlibMessage";
540	return p;	377	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
541		378	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
542	rxvt_fatal ("memory allocation failure. aborting.\n");	379	rxvt_warn ("An X Error occured, trying to continue after report.\n");
543	/* NOTREACHED */	380	rxvt_warn ("%s: %s\n", mesg, buffer);
		381	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		382	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		383	sprintf(number, "%d", event->request_code);
		384	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		385	rxvt_warn ("(which is %s)\n", buffer);
		386	if (event->request_code >= 128) {
		387	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		388	mesg, BUFSIZ);
		389	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		390	}
		391	if ((event->error_code == BadWindow) ||
		392	(event->error_code == BadPixmap) ||
		393	(event->error_code == BadCursor) ||
		394	(event->error_code == BadFont) ||
		395	(event->error_code == BadDrawable) ||
		396	(event->error_code == BadColor) ||
		397	(event->error_code == BadGC) ||
		398	(event->error_code == BadIDChoice) ||
		399	(event->error_code == BadValue) ||
		400	(event->error_code == BadAtom)) {
		401	if (event->error_code == BadValue)
		402	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		403	mesg, BUFSIZ);
		404	else if (event->error_code == BadAtom)
		405	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		406	mesg, BUFSIZ);
		407	else
		408	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		411	}
		412	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
544	}	415	}
		416	#endif
545		417
546	/* INTPROTO */	418	int
547	void *	419	rxvt_xerror_handler (Display *display, XErrorEvent *event)
548	rxvt_realloc (void *ptr, size_t size)
549	{	420	{
550	void *p;	421	if (GET_R->allowedxerror == -1)
551		422	GET_R->allowedxerror = event->error_code;
552	if (ptr)
553	p = realloc (ptr, size);
554	else	423	else
555	p = malloc (size);	424	{
556		425	// GET_R is most likely not the terminal which caused the error,
557	if (p)	426	// so just output the error and continue
558	return p;	427	#if ENABLE_MINIMAL
559		428	old_xerror_handler (display, event);
560	rxvt_fatal ("memory allocation failure. aborting.\n");	429	#else
561	/* NOTREACHED */	430	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	431	#endif
583	# ifdef HAVE_SETEUID
584	switch (action)
585	{	432	}
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		433
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;	434	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	}	435	}
636	#endif	436
		437	int
		438	rxvt_xioerror_handler (Display *display)
		439	{
		440	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		441	DisplayString (display));
		442	rxvt_emergency_cleanup ();
		443	_exit (EXIT_FAILURE);
		444	}
		445
		446	static struct sig_handlers
		447	{
		448	ev::sig sw_term, sw_int;
		449
		450	/*
		451	* Catch a fatal signal and tidy up before quitting
		452	*/
		453	void sig_term (ev::sig &w, int revents);
		454
		455	sig_handlers ()
		456	{
		457	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		458	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		459	}
		460	} sig_handlers;
		461
		462	void
		463	sig_handlers::sig_term (ev::sig &w, int revents)
		464	{
		465	rxvt_emergency_cleanup ();
		466	w.stop ();
		467	kill (getpid (), w.signum);
		468	}
		469
		470	char **rxvt_environ; // startup environment
		471
		472	void
		473	rxvt_init ()
		474	{
		475	ptytty::init ();
		476
		477	if (!ev_default_loop (0))
		478	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		479
		480	rxvt_environ = environ;
		481
		482	signal (SIGHUP, SIG_IGN);
		483	signal (SIGPIPE, SIG_IGN);
		484
		485	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		486	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		487
		488	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		489	/* signal (SIGURG, SIG_DFL); */
		490
		491	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		492	// TODO: handle this with exceptions and tolerate the memory loss
		493	XSetIOErrorHandler (rxvt_xioerror_handler);
		494
		495	XrmInitialize ();
		496	}
637		497
638	/*----------------------------------------------------------------------*/	498	/*----------------------------------------------------------------------*/
639	/*	499	/*
640	* window size/position calculcations for XSizeHint and other storage.	500	* window size/position calculations for XSizeHint and other storage.
641	* if width/height are non-zero then override calculated width/height	501	* if width/height are non-zero then override calculated width/height
642	*/	502	*/
643	void	503	void
644	rxvt_term::window_calc (unsigned int width, unsigned int height)	504	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
645	{	505	{
646	short recalc_x, recalc_y;	506	short recalc_x, recalc_y;
647	int x, y, sb_w, mb_h, flags;	507	int x, y, flags;
648	unsigned int w, h;	508	unsigned int w, h;
649	unsigned int max_width, max_height;	509	unsigned int max_width, max_height;
650		510
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;	511	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
655	szHint.win_gravity = NorthWestGravity;	512	szHint.win_gravity = NorthWestGravity;
656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	513	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
657		514
658	recalc_x = recalc_y = 0;	515	recalc_x = recalc_y = 0;
659	flags = 0;	516	flags = 0;
		517
660	if (!parsed_geometry)	518	if (!parsed_geometry)
661	{	519	{
662	parsed_geometry = 1;	520	parsed_geometry = 1;
		521
663	if (rs[Rs_geometry])	522	if (rs[Rs_geometry])
664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	523	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		524
665	if (flags & WidthValue)	525	if (flags & WidthValue)
666	{	526	{
667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	527	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
668	szHint.flags |= USSize;	528	szHint.flags |= USSize;
669	}	529	}
		530
670	if (flags & HeightValue)	531	if (flags & HeightValue)
671	{	532	{
672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	533	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
673	szHint.flags |= USSize;	534	szHint.flags |= USSize;
674	}	535	}
		536
675	if (flags & XValue)	537	if (flags & XValue)
676	{	538	{
677	szHint.x = x;	539	szHint.x = x;
678	szHint.flags |= USPosition;	540	szHint.flags |= USPosition;
		541
679	if (flags & XNegative)	542	if (flags & XNegative)
680	{	543	{
681	recalc_x = 1;	544	recalc_x = 1;
682	szHint.win_gravity = NorthEastGravity;	545	szHint.win_gravity = NorthEastGravity;
683	}	546	}
684	}	547	}
		548
685	if (flags & YValue)	549	if (flags & YValue)
686	{	550	{
687	szHint.y = y;	551	szHint.y = y;
688	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
689	if (flags & YNegative)	554	if (flags & YNegative)
690	{	555	{
691	recalc_y = 1;	556	recalc_y = 1;
		557
692	if (szHint.win_gravity == NorthEastGravity)	558	if (szHint.win_gravity == NorthEastGravity)
693	szHint.win_gravity = SouthEastGravity;	559	szHint.win_gravity = SouthEastGravity;
694	else	560	else
695	szHint.win_gravity = SouthWestGravity;	561	szHint.win_gravity = SouthWestGravity;
696	}	562	}
697	}	563	}
		564
		565	if (!szHint.width || !szHint.height)
		566	rxvt_fatal ("window width or height must not be zero, aborting.\n");
698	}	567	}
699		568
700	/* TODO: BOUNDS */	569	/* TODO: BOUNDS */
701	TermWin.width = TermWin.ncol * TermWin.fwidth;	570	width = ncol * fwidth;
702	TermWin.height = TermWin.nrow * TermWin.fheight;	571	height = nrow * fheight;
703	max_width = MAX_COLS * TermWin.fwidth;	572	max_width = MAX_COLS * fwidth;
704	max_height = MAX_ROWS * TermWin.fheight;	573	max_height = MAX_ROWS * fheight;
705		574
706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	575	szHint.base_width = szHint.base_height = 2 * int_bwidth;
707		576
708	sb_w = mb_h = 0;
709	window_vt_x = window_vt_y = TermWin.int_bwidth;	577	window_vt_x = window_vt_y = int_bwidth;
710		578
711	if (scrollbar_visible ())	579	if (scrollBar.state)
712	{	580	{
713	sb_w = scrollbar_TotalWidth ();	581	int sb_w = scrollBar.total_width ();
714	szHint.base_width += sb_w;	582	szHint.base_width += sb_w;
		583
715	if (!(options & Opt_scrollBar_right))	584	if (!option (Opt_scrollBar_right))
716	window_vt_x += sb_w;	585	window_vt_x += sb_w;
717	}	586	}
718		587
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;	588	szHint.width_inc = fwidth;
727	szHint.height_inc = TermWin.fheight;	589	szHint.height_inc = fheight;
728	szHint.min_width = szHint.base_width + szHint.width_inc;	590	szHint.min_width = szHint.base_width + szHint.width_inc;
729	szHint.min_height = szHint.base_height + szHint.height_inc;	591	szHint.min_height = szHint.base_height + szHint.height_inc;
730		592
731	if (width && width - szHint.base_width < max_width)	593	if (newwidth && newwidth - szHint.base_width < max_width)
732	{	594	{
733	szHint.width = width;	595	szHint.width = newwidth;
734	TermWin.width = width - szHint.base_width;	596	width = newwidth - szHint.base_width;
735	}	597	}
736	else	598	else
737	{	599	{
738	MIN_IT (TermWin.width, max_width);	600	min_it (width, max_width);
739	szHint.width = szHint.base_width + TermWin.width;	601	szHint.width = szHint.base_width + width;
740	}	602	}
741		603
742	if (height && height - szHint.base_height < max_height)	604	if (newheight && newheight - szHint.base_height < max_height)
743	{	605	{
744	szHint.height = height;	606	szHint.height = newheight;
745	TermWin.height = height - szHint.base_height;	607	height = newheight - szHint.base_height;
746	}	608	}
747	else	609	else
748	{	610	{
749	MIN_IT (TermWin.height, max_height);	611	min_it (height, max_height);
750	szHint.height = szHint.base_height + TermWin.height;	612	szHint.height = szHint.base_height + height;
751	}	613	}
752
753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
754	window_sb_x = szHint.width - sb_w;
755		614
756	if (recalc_x)	615	if (recalc_x)
757	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	616	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
758	- szHint.width - 2 * TermWin.ext_bwidth);	617
759	if (recalc_y)	618	if (recalc_y)
760	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	619	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
761	- szHint.height - 2 * TermWin.ext_bwidth);
762		620
763	TermWin.ncol = TermWin.width / TermWin.fwidth;	621	ncol = width / fwidth;
764	TermWin.nrow = TermWin.height / TermWin.fheight;	622	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	}	623	}
770		624
771	/*----------------------------------------------------------------------*/	625	/*----------------------------------------------------------------------*/
772	/*	626	/*
773	* Tell the teletype handler what size the window is.	627	* Tell the teletype handler what size the window is.
774	* Called after a window size change.	628	* Called after a window size change.
775	*/	629	*/
776	void	630	void
777	rxvt_term::tt_winch ()	631	rxvt_term::tt_winch ()
778	{	632	{
779	if (pty.pty < 0)	633	if (pty->pty < 0)
780	return;	634	return;
781		635
782	struct winsize ws;	636	struct winsize ws;
783		637
784	ws.ws_col = TermWin.ncol;	638	ws.ws_col = ncol;
785	ws.ws_row = TermWin.nrow;	639	ws.ws_row = nrow;
786	ws.ws_xpixel = TermWin.width;	640	ws.ws_xpixel = width;
787	ws.ws_ypixel = TermWin.height;	641	ws.ws_ypixel = height;
788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	642	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
789		643
790	#if 0	644	#if 0
791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	645	// TIOCSWINSZ is supposed to do this automatically and correctly
792	if (cmd_pid) /* force through to the command */	646	if (cmd_pid) /* force through to the command */
793	kill (cmd_pid, SIGWINCH);	647	kill (-cmd_pid, SIGWINCH);
794	#endif	648	#endif
795	}	649	}
796		650
797	/*----------------------------------------------------------------------*/	651	/*----------------------------------------------------------------------*/
798	/* rxvt_change_font () - Switch to a new font */	652	/* set_fonts () - load and set the various fonts
799	/*	653	*
800	* init = 1 - initialize	654	* init = 1 - initialize
801	*	655	*
802	* fontname == FONT_UP - switch to bigger font	656	* fontname == FONT_UP - switch to bigger font
803	* fontname == FONT_DN - switch to smaller font	657	* fontname == FONT_DN - switch to smaller font
804	*/	658	*/
805	bool	659	bool
806	rxvt_term::change_font (const char *fontname)	660	rxvt_term::set_fonts ()
807	{	661	{
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);	662	rxvt_fontset *fs = new rxvt_fontset (this);
		663	rxvt_fontprop prop;
819		664
820	if (fs && fs->populate (fontname ? fontname : "fixed"))	665	if (!fs
		666	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		667	|| !fs->realize_font (1))
		668	{
		669	delete fs;
		670	return false;
		671	}
		672
		673	#if ENABLE_STYLES
		674	for (int i = RS_styleCount; --i; )
		675	if (fontset[i] != fontset[0])
		676	delete fontset[i];
		677	#endif
		678
		679	delete fontset[0];
		680	fontset[0] = fs;
		681
		682	prop = (*fs)[1]->properties ();
		683	prop.height += lineSpace;
		684
		685	fs->set_prop (prop, false);
		686
		687	fwidth = prop.width;
		688	fheight = prop.height;
		689	fbase = prop.ascent;
		690
		691	for (int style = 1; style < 4; style++)
		692	{
		693	#if ENABLE_STYLES
		694	const char *res = rs[Rs_font + style];
		695
		696	if (res && !*res)
		697	fontset[style] = fontset[0];
		698	else
821	{	699	{
822	delete TermWin.fontset;	700	fontset[style] = fs = new rxvt_fontset (this);
823	TermWin.fontset = fs;	701	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		702
828	if (TermWin.parent[0])	703	if (res)
829	{	704	{
830	resize_all_windows (0, 0, 0);	705	fs->populate (res);
831	scr_remap_chars ();	706	fs->set_prop (prop2, false);
832	scr_touch (true);
833	}	707	}
		708	else
		709	{
		710	fs->populate (fontset[0]->fontdesc);
834		711
835	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)	712	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
836	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);	713	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
837		714
838	return true;	715	fs->set_prop (prop2, true);
		716	}
		717
839	}	718	}
		719	#else
		720	fontset[style] = fontset[0];
		721	#endif
		722	}
		723
		724	if (parent[0])
840	}	725	{
		726	resize_all_windows (0, 0, 0);
		727	scr_remap_chars ();
		728	scr_touch (true);
		729	}
841		730
842	return false;	731	return true;
843	}	732	}
844		733
845	bool	734	void
846	rxvt_term::font_up_down (int n, int direction)	735	rxvt_term::set_string_property (Atom prop, const char *str, int len)
847	{	736	{
848	return false;	737	XChangeProperty (dpy, parent[0],
		738	prop, XA_STRING, 8, PropModeReplace,
		739	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		740	}
		741
		742	void
		743	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		744	{
		745	wchar_t *ws = rxvt_mbstowcs (str, len);
		746	char *s = rxvt_wcstoutf8 (ws);
		747
		748	XChangeProperty (dpy, parent[0],
		749	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		750	(const unsigned char *)s, strlen (s));
		751
		752	free (s);
		753	free (ws);
849	}	754	}
850		755
851	/*----------------------------------------------------------------------*/	756	/*----------------------------------------------------------------------*/
852	/*----------------------------------------------------------------------*/	757	/*----------------------------------------------------------------------*/
853	/* xterm sequences - title, iconName, color (exptl) */	758	/* xterm sequences - title, iconName, color (exptl) */
854	void	759	void
855	rxvt_term::set_title (const char *str)	760	rxvt_term::set_title (const char *str)
856	{	761	{
857	#ifdef SMART_WINDOW_TITLE	762	set_string_property (XA_WM_NAME, str);
858	char *name;	763	#if ENABLE_EWMH
859		764	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	765	#endif
871	}	766	}
872		767
873	void	768	void
874	rxvt_term::set_icon_name (const char *str)	769	rxvt_term::set_icon_name (const char *str)
875	{	770	{
876	#ifdef SMART_WINDOW_TITLE	771	set_string_property (XA_WM_ICON_NAME, str);
877	char *name;	772	#if ENABLE_EWMH
878		773	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	774	#endif
884	XSetIconName (display->display, TermWin.parent[0], str);
885
886	#ifdef SMART_WINDOW_TITLE
887	if (name)
888	XFree (name);
889	#endif
890	}	775	}
891		776
		777	void
		778	rxvt_term::set_window_color (int idx, const char *color)
		779	{
892	#ifdef XTERM_COLOR_CHANGE	780	#ifdef XTERM_COLOR_CHANGE
893	void
894	rxvt_term::set_window_color (int idx, const char *color)
895	{
896	rxvt_color xcol;	781	rxvt_color xcol;
897	int i;
898		782
899	if (color == NULL || *color == '\0')	783	if (color == NULL || *color == '\0')
900	return;	784	return;
901		785
		786	color = strdup (color);
		787	allocated.push_back ((void *)color);
		788	rs[Rs_color + idx] = color;
		789
902	/* handle color aliases */	790	/* handle color aliases */
903	if (isdigit (*color))	791	if (isdigit (*color))
904	{	792	{
905	i = atoi (color);	793	int i = atoi (color);
		794
906	if (i >= 8 && i <= 15)	795	if (i >= 8 && i <= 15)
		796	{
907	{ /* bright colors */	797	/* bright colors */
908	i -= 8;
909	# ifndef NO_BRIGHTCOLOR
910	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	798	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
911	SET_PIXCOLOR (idx);
912	goto Done;	799	goto done;
913	# endif
914
915	}	800	}
		801
916	if (i >= 0 && i <= 7)	802	if (i >= 0 && i <= 7)
		803	{
917	{ /* normal colors */	804	/* normal colors */
918	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	805	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
919	SET_PIXCOLOR (idx);
920	goto Done;	806	goto done;
921	}	807	}
922	}	808	}
923		809
924	if (!rXParseAllocColor (& xcol, color))	810	set_color (xcol, color);
925	return;
926
927	/* XStoreColor (display->display, display->cmap, XColor*); */
928		811
929	/*	812	/*
930	* FIXME: should free colors here, but no idea how to do it so instead,	813	* FIXME: should free colors here, but no idea how to do it so instead,
931	* so just keep gobbling up the colormap	814	* so just keep gobbling up the colormap
932	*/	815	*/
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		816
945	pix_colors_focused[idx] = xcol;	817	pix_colors_focused[idx] = xcol;
946	SET_PIXCOLOR (idx);
947		818
948	/* XSetWindowAttributes attr; */
949	/* Cursor cursor; */
950	Done:	819	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. */	820	/*TODO: handle Color_BD, scrollbar background, etc. */
958		821
959	set_colorfgbg ();	822	update_fade_color (idx);
960	recolour_cursor ();	823	recolour_cursor ();
961	scr_touch (true);	824	scr_recolour ();
		825	#endif /* XTERM_COLOR_CHANGE */
962	}	826	}
963
964	#else
965	# define set_window_color (idx,color) ((void)0)
966	#endif /* XTERM_COLOR_CHANGE */
967		827
968	void	828	void
969	rxvt_term::recolour_cursor ()	829	rxvt_term::recolour_cursor ()
970	{	830	{
971	XColor xcol[2];	831	XColor fg, bg;
972		832
973	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? pix_colors_focused[Color_pointer_fg] : pix_colors_focused[Color_fg];	833	(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];	834	? pix_colors_focused[Color_pointer_fg]
975	XQueryColors (display->display, display->cmap, xcol, 2);	835	: pix_colors_focused[Color_fg]).get (fg);
976	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	836
		837	(ISSET_PIXCOLOR (Color_pointer_bg)
		838	? pix_colors_focused[Color_pointer_bg]
		839	: pix_colors_focused[Color_bg]).get (bg);
		840
		841	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
977	}	842	}
978		843
979	/*----------------------------------------------------------------------*/	844	/*----------------------------------------------------------------------*/
980	/*	845	/*
981	* find if fg/bg matches any of the normal (low-intensity) colors	846	* find if fg/bg matches any of the normal (low-intensity) colors
982	*/	847	*/
983	void	848	void
984	rxvt_term::set_colorfgbg ()	849	rxvt_term::set_colorfgbg ()
985	{	850	{
986	unsigned int i;	851	unsigned int i;
987	const char *xpmb = "\0";	852	const char *xpmb = "";
988	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	853	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
989		854
990	env_colorfgbg =
991	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
992	strcpy (fstr, "default");	855	strcpy (fstr, "default");
993	strcpy (bstr, "default");	856	strcpy (bstr, "default");
994	for (i = Color_Black; i <= Color_White; i++)	857	for (i = Color_Black; i <= Color_White; i++)
995	if (pix_colors[Color_fg] == pix_colors[i])	858	if (pix_colors[Color_fg] == pix_colors[i])
996	{	859	{
997	sprintf (fstr, "%d", (i - Color_Black));	860	sprintf (fstr, "%d", (i - Color_Black));
998	break;	861	break;
999	}	862	}
		863
1000	for (i = Color_Black; i <= Color_White; i++)	864	for (i = Color_Black; i <= Color_White; i++)
1001	if (pix_colors[Color_bg] == pix_colors[i])	865	if (pix_colors[Color_bg] == pix_colors[i])
1002	{	866	{
1003	sprintf (bstr, "%d", (i - Color_Black));	867	sprintf (bstr, "%d", (i - Color_Black));
1004	#ifdef XPM_BACKGROUND	868	#ifdef BG_IMAGE_FROM_FILE
1005	xpmb = "default;";	869	xpmb = "default;";
1006	#endif	870	#endif
1007	break;	871	break;
1008	}	872	}
1009		873
1010	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	874	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	}	875	}
1023		876
1024	/*----------------------------------------------------------------------*/	877	/*----------------------------------------------------------------------*/
1025	/*
1026	* Colour determination for low colour displays, routine from
1027	* Hans de Goede <hans@highrise.nl>
1028	*/
1029		878
1030	int	879	bool
1031	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	880	rxvt_term::set_color (rxvt_color &color, const char *name)
1032	{	881	{
1033	if (!screen_in_out->set (display, colour))	882	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;	883	return true;
		884
		885	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		886	return false;
		887	}
		888
		889	void
		890	rxvt_term::alias_color (int dst, int src)
		891	{
		892	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1040	}	893	}
1041		894
1042	/* -------------------------------------------------------------------- *	895	/* -------------------------------------------------------------------- *
1043	* - WINDOW RESIZING - *	896	* - WINDOW RESIZING - *
1044	* -------------------------------------------------------------------- */	897	* -------------------------------------------------------------------- */
1045	void	898	void
1046	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	899	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1047	{	900	{
1048	int fix_screen;	901	int fix_screen;
		902	int old_width = szHint.width;
		903	int old_height = szHint.height;
1049		904
1050	#ifdef SMART_RESIZE
1051	int old_width = szHint.width, old_height = szHint.height;
1052	#endif
1053
1054	window_calc (width, height);	905	window_calc (newwidth, newheight);
		906
		907	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1055	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	908	XSetWMNormalHints (dpy, parent[0], &szHint);
1056		909
1057	if (!ignoreparent)	910	if (!ignoreparent)
1058	{	911	{
1059	#ifdef SMART_RESIZE	912	#ifdef SMART_RESIZE
1060	/*	913	/*
…		…
1064	int x, y, x1, y1;	917	int x, y, x1, y1;
1065	int dx, dy;	918	int dx, dy;
1066	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	919	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1067	Window unused_cr;	920	Window unused_cr;
1068		921
1069	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	922	XTranslateCoordinates (dpy, parent[0], display->root,
1070	0, 0, &x, &y, &unused_cr);	923	0, 0, &x, &y, &unused_cr);
1071	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	924	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1072	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	925	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1073	/*	926	/*
1074	* if display->root isn't the parent window, a WM will probably have offset	927	* if display->root isn't the parent window, a WM will probably have offset
1075	* our position for handles and decorations. Counter it	928	* our position for handles and decorations. Counter it
1076	*/	929	*/
…		…
1078	{	931	{
1079	x -= x1;	932	x -= x1;
1080	y -= y1;	933	y -= y1;
1081	}	934	}
1082		935
1083	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	936	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1084	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	937	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1085	dx = old_width - szHint.width;	938	dx = old_width - szHint.width;
1086	dy = old_height - szHint.height;	939	dy = old_height - szHint.height;
1087		940
1088	/* Check position of the center of the window */	941	/* Check position of the center of the window */
1089	if (x < x1) /* left half */	942	if (x < x1) /* left half */
1090	dx = 0;	943	dx = 0;
…		…
1093	if (y < y1) /* top half */	946	if (y < y1) /* top half */
1094	dy = 0;	947	dy = 0;
1095	else if (y == y1) /* exact center */	948	else if (y == y1) /* exact center */
1096	dy /= 2;	949	dy /= 2;
1097		950
1098	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	951	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1099	szHint.width, szHint.height);	952	szHint.width, szHint.height);
1100	#else	953	#else
1101	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	954	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1102	#endif	955	#endif
1103	}	956	}
1104		957
1105	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	958	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1106		959
1107	if (fix_screen || width != old_width || height != old_height)	960	if (fix_screen || newwidth != old_width || newheight != old_height)
1108	{	961	{
1109	if (scrollbar_visible ())	962	if (scrollBar.state)
1110	{	963	scrollBar.resize ();
1111	XMoveResizeWindow (display->display, scrollBar.win,
1112	window_sb_x, 0,
1113	scrollbar_TotalWidth (), szHint.height);
1114	resize_scrollbar ();
1115	}
1116		964
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,	965	XMoveResizeWindow (dpy, vt,
1123	window_vt_x, window_vt_y,	966	window_vt_x, window_vt_y,
1124	TermWin_TotalWidth (), TermWin_TotalHeight ());	967	width, height);
		968
		969	#ifdef HAVE_BG_PIXMAP
		970	if (bgPixmap.window_size_sensitive ())
		971	update_background ();
		972	#endif
		973
1125	scr_clear ();	974	scr_clear ();
1126	#ifdef XPM_BACKGROUND
1127	resize_pixmap ();
1128	#endif
1129	}	975	}
1130		976
1131	if (fix_screen || old_height == 0)	977	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 ();	978	scr_reset ();
1146		979
1147	if (curr_screen >= 0) /* this is not the first time through */	980	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1148	{	981	//scr_touch (false);
1149	scr_change_screen (curr_screen);
1150	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1151	}
1152	}
1153		982
1154	old_width = szHint.width;	983	#ifdef HAVE_BG_PIXMAP
1155	old_height = szHint.height;	984	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		985	// if (bgPixmap.pixmap)
		986	// scr_touch (false);
		987	#endif
1156		988
1157	#ifdef USE_XIM	989	#ifdef USE_XIM
1158	IMSetStatusPosition ();	990	IMSetPosition ();
1159	#endif	991	#endif
1160	}	992	}
1161		993
1162	/*	994	/*
1163	* Set the width/height of the vt window in characters. Units are pixels.	995	* Set the width/height of the vt window in characters. Units are pixels.
1164	* good for toggling 80/132 columns	996	* good for toggling 80/132 columns
1165	*/	997	*/
1166	void	998	void
1167	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	999	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1168	{	1000	{
1169	XWindowAttributes wattr;	1001	XWindowAttributes wattr;
1170		1002
1171	if (width == 0 || height == 0)	1003	if (newwidth == 0 || newheight == 0)
1172	{	1004	{
1173	XGetWindowAttributes (display->display, display->root, &wattr);	1005	XGetWindowAttributes (dpy, display->root, &wattr);
		1006
1174	if (width == 0)	1007	if (newwidth == 0)
1175	width = wattr.width - szHint.base_width;	1008	newwidth = wattr.width - szHint.base_width;
1176	if (height == 0)	1009	if (newheight == 0)
1177	height = wattr.height - szHint.base_height;	1010	newheight = wattr.height - szHint.base_height;
1178	}
1179
1180	if (width != TermWin.width || height != TermWin.height)
1181	{	1011	}
		1012
		1013	if (newwidth != width || newheight != height)
		1014	{
1182	width += szHint.base_width;	1015	newwidth += szHint.base_width;
1183	height += szHint.base_height;	1016	newheight += szHint.base_height;
1184	resize_all_windows (width, height, 0);	1017	resize_all_windows (newwidth, newheight, 0);
1185	}	1018	}
1186	}	1019	}
1187		1020
1188	/* -------------------------------------------------------------------- *	1021	/* -------------------------------------------------------------------- *
1189	* - X INPUT METHOD ROUTINES - *	1022	* - X INPUT METHOD ROUTINES - *
…		…
1191	#ifdef USE_XIM	1024	#ifdef USE_XIM
1192		1025
1193	void	1026	void
1194	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1027	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1195	{	1028	{
1196	fg = pix_colors[Color_fg];	1029	fg = pix_colors [Color_fg];
1197	bg = pix_colors[Color_bg];	1030	bg = pix_colors [Color_bg];
1198	}	1031	}
1199		1032
1200	void	1033	void
1201	rxvt_term::im_set_size (XRectangle &size)	1034	rxvt_term::im_set_size (XRectangle &size)
1202	{	1035	{
1203	// the int_bwidth terms make no sense to me	1036	// the int_bwidth terms make no sense to me
1204	size.x = TermWin.int_bwidth;	1037	size.x = int_bwidth;
1205	size.y = TermWin.int_bwidth;	1038	size.y = int_bwidth;
1206	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1039	size.width = Width2Pixel (ncol) + int_bwidth;
1207	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1040	size.height = Height2Pixel (nrow) + int_bwidth;
1208	}	1041	}
1209		1042
1210	void	1043	void
1211	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1044	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1212	XRectangle &status_rect,	1045	XRectangle &status_rect,
1213	const XRectangle &needed_rect)	1046	const XRectangle &needed_rect)
1214	{	1047	{
1215	preedit_rect.x = needed_rect.width;	1048	preedit_rect.x = needed_rect.width;
1216	preedit_rect.y = 0;	1049	preedit_rect.y = 0;
1217	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1050	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1218	preedit_rect.height = TermWin.fheight;	1051	preedit_rect.height = fheight;
1219		1052
1220	status_rect.x = 0;	1053	status_rect.x = 0;
1221	status_rect.y = 0;	1054	status_rect.y = 0;
1222	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1055	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1223	status_rect.height = TermWin.fheight;	1056	status_rect.height = fheight;
1224	}	1057	}
1225		1058
1226	/* Checking whether input method is running. */	1059	/* Checking whether input method is running. */
1227	bool	1060	bool
1228	rxvt_term::IMisRunning ()	1061	rxvt_term::IMisRunning ()
…		…
1239	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1072	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1240		1073
1241	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1074	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1242	*p = '\0';	1075	*p = '\0';
1243		1076
1244	atom = XInternAtom (display->display, server, False);	1077	atom = XInternAtom (dpy, server, False);
1245	win = XGetSelectionOwner (display->display, atom);	1078	win = XGetSelectionOwner (dpy, atom);
1246		1079
1247	if (win != None)	1080	if (win != None)
1248	return True;	1081	return True;
1249	}	1082	}
1250		1083
…		…
1252	}	1085	}
1253		1086
1254	void	1087	void
1255	rxvt_term::IMSendSpot ()	1088	rxvt_term::IMSendSpot ()
1256	{	1089	{
1257	XPoint spot;	1090	XPoint nspot;
1258	XVaNestedList preedit_attr;	1091	XVaNestedList preedit_attr;
1259		1092
1260	if (!Input_Context	1093	if (!Input_Context
1261	|| !TermWin.focus	1094	|| !focus
1262	|| !(input_style & XIMPreeditPosition)	1095	|| !(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;	1096	return;
1272		1097
1273	im_set_position (spot);	1098	im_set_position (nspot);
		1099
		1100	if (nspot.x == spot.x && nspot.y == spot.y)
		1101	return;
		1102
		1103	spot = nspot;
1274		1104
1275	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1105	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1276	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1106	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1277	XFree (preedit_attr);	1107	XFree (preedit_attr);
1278	}	1108	}
1279		1109
1280	void	1110	void
1281	rxvt_term::im_destroy ()	1111	rxvt_term::im_destroy ()
1282	{	1112	{
1283	if (Input_Context)
1284	{
1285	XDestroyIC (Input_Context);
1286	Input_Context = 0;
1287	}
1288
1289	if (input_method)	1113	if (input_method)
1290	{	1114	{
		1115	if (Input_Context && input_method->xim)
		1116	XDestroyIC (Input_Context);
		1117
1291	display->put_xim (input_method);	1118	display->put_xim (input_method);
1292	input_method = 0;	1119	input_method = 0;
1293	}	1120	}
		1121
		1122	Input_Context = 0;
1294	}	1123	}
		1124
		1125	#ifdef ENABLE_XIM_ONTHESPOT
		1126
		1127	static void
		1128	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1129	{
		1130	((rxvt_term *)client_data)->make_current ();
		1131	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1132	}
		1133
		1134	static void
		1135	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1136	{
		1137	((rxvt_term *)client_data)->make_current ();
		1138	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1139	}
		1140
		1141	static void
		1142	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1143	{
		1144	rxvt_term *term = (rxvt_term *)client_data;
		1145	XIMText *text = call_data->text;
		1146
		1147	term->make_current ();
		1148
		1149	if (text)
		1150	{
		1151	void *str;
		1152
		1153	if (!text->encoding_is_wchar && text->string.multi_byte)
		1154	{
		1155	// of course, X makes it ugly again
		1156	if (term->rs[Rs_imLocale])
		1157	SET_LOCALE (term->rs[Rs_imLocale]);
		1158
		1159	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1160	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1161
		1162	if (term->rs[Rs_imLocale])
		1163	SET_LOCALE (term->locale);
		1164	}
		1165	else
		1166	str = (void *)text->string.wide_char;
		1167
		1168	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1169	DT_INT, call_data->caret,
		1170	DT_INT, call_data->chg_first,
		1171	DT_INT, call_data->chg_length,
		1172	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1173	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1174	DT_END));
		1175	}
		1176	else
		1177	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1178	DT_INT, call_data->caret,
		1179	DT_INT, call_data->chg_first,
		1180	DT_INT, call_data->chg_length,
		1181	DT_END));
		1182	}
		1183
		1184	#if 0
		1185	static void
		1186	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1187	{
		1188	((rxvt_term *)client_data)->make_current ();
		1189	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1190	DT_INT, call_data->position,
		1191	DT_INT, call_data->direction,
		1192	DT_INT, call_data->style,
		1193	DT_END));
		1194	}
		1195	#endif
		1196
		1197	#endif
1295		1198
1296	/*	1199	/*
1297	* Try to open a XIM with the current modifiers, then see if we can	1200	* Try to open a XIM with the current modifiers, then see if we can
1298	* open a suitable preedit type	1201	* open a suitable preedit type
1299	*/	1202	*/
…		…
1306	XRectangle rect, status_rect, needed_rect;	1209	XRectangle rect, status_rect, needed_rect;
1307	unsigned long fg, bg;	1210	unsigned long fg, bg;
1308	const char *p;	1211	const char *p;
1309	char **s;	1212	char **s;
1310	XIMStyles *xim_styles;	1213	XIMStyles *xim_styles;
		1214	#ifdef ENABLE_XIM_ONTHESPOT
		1215	XIMCallback xcb[4];
		1216	#endif
		1217
		1218	set_environ (envv);
1311		1219
1312	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1220	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1313	return false;	1221	return false;
1314		1222
1315	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1316	input_method = display->get_xim (locale, modifiers);	1223	input_method = display->get_xim (locale, modifiers);
1317	if (input_method == NULL)	1224	if (input_method == NULL)
1318	return false;	1225	return false;
1319		1226
1320	xim = input_method->xim;	1227	xim = input_method->xim;
		1228	spot.x = spot.y = -1;
1321		1229
1322	xim_styles = NULL;	1230	xim_styles = NULL;
1323	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1231	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1324	|| !xim_styles || !xim_styles->count_styles)	1232	|| !xim_styles || !xim_styles->count_styles)
1325	{	1233	{
1326	im_destroy ();	1234	im_destroy ();
1327	return false;	1235	return false;
1328	}	1236	}
1329		1237
1330	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1238	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1239
		1240	for (int pi = 0; pi < 2; pi++)
		1241	{
		1242	p = pet[pi];
		1243
		1244	if (!p)
		1245	continue;
		1246
1331	s = rxvt_splitcommastring (p);	1247	s = rxvt_splitcommastring (p);
1332		1248
1333	for (i = found = 0; !found && s[i]; i++)	1249	for (i = found = 0; !found && s[i]; i++)
1334	{	1250	{
1335	if (!strcmp (s[i], "OverTheSpot"))	1251	if (!strcmp (s[i], "OverTheSpot"))
1336	input_style = (XIMPreeditPosition | XIMStatusNothing);	1252	input_style = XIMPreeditPosition | XIMStatusNothing;
1337	else if (!strcmp (s[i], "OffTheSpot"))	1253	else if (!strcmp (s[i], "OffTheSpot"))
1338	input_style = (XIMPreeditArea | XIMStatusArea);	1254	input_style = XIMPreeditArea | XIMStatusArea;
1339	else if (!strcmp (s[i], "Root"))	1255	else if (!strcmp (s[i], "Root"))
1340	input_style = (XIMPreeditNothing | XIMStatusNothing);	1256	input_style = XIMPreeditNothing | XIMStatusNothing;
		1257	else if (!strcmp (s[i], "None"))
		1258	input_style = XIMPreeditNone | XIMStatusNone;
		1259	#ifdef ENABLE_XIM_ONTHESPOT
		1260	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1261	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1262	#endif
		1263	else
		1264	input_style = XIMPreeditNothing | XIMStatusNothing;
1341		1265
1342	for (j = 0; j < xim_styles->count_styles; j++)	1266	for (j = 0; j < xim_styles->count_styles; j++)
1343	if (input_style == xim_styles->supported_styles[j])	1267	if (input_style == xim_styles->supported_styles[j])
1344	{	1268	{
		1269	rxvt_freecommastring (s);
		1270
1345	found = 1;	1271	found = 1;
1346	break;	1272	goto foundpet;
		1273	}
		1274
1347	}	1275	}
1348	}
1349		1276
1350	for (i = 0; s[i]; i++)	1277	rxvt_freecommastring (s);
1351	free (s[i]);	1278	}
1352		1279
1353	free (s);	1280	foundpet:
		1281
1354	XFree (xim_styles);	1282	XFree (xim_styles);
1355		1283
1356	if (!found)	1284	if (!found)
1357	{	1285	{
1358	im_destroy ();	1286	im_destroy ();
…		…
1375	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1303	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1376	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1304	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1377	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1305	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1378	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1306	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1379	"*",	1307	"*",
1380	TermWin.fheight,	1308	fheight,
1381	TermWin.fheight + 1, TermWin.fheight - 1,	1309	fheight + 1, fheight - 1,
1382	TermWin.fheight - 2, TermWin.fheight + 2);	1310	fheight - 2, fheight + 2);
1383		1311
1384	fs = XCreateFontSet (display->display, pat,	1312	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1385	&missing_charset_list, &missing_charset_count, &def_string);	1313	&missing_charset_list, &missing_charset_count, &def_string);
1386		1314
1387	if (missing_charset_list)	1315	if (missing_charset_list)
1388	XFreeStringList (missing_charset_list);	1316	XFreeStringList (missing_charset_list);
1389		1317
…		…
1430	XNBackground, bg,	1358	XNBackground, bg,
1431	XNArea, &status_rect,	1359	XNArea, &status_rect,
1432	XNFontSet, fs,	1360	XNFontSet, fs,
1433	NULL);	1361	NULL);
1434	}	1362	}
		1363	#if ENABLE_XIM_ONTHESPOT
		1364	else if (input_style & XIMPreeditCallbacks)
		1365	{
		1366	im_set_position (spot);
		1367
		1368	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1369	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1370	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1371	# if 0
		1372	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1373	# endif
		1374
		1375	preedit_attr = XVaCreateNestedList (0,
		1376	XNSpotLocation, &spot,
		1377	XNPreeditStartCallback, &xcb[0],
		1378	XNPreeditDoneCallback , &xcb[1],
		1379	XNPreeditDrawCallback , &xcb[2],
		1380	# if 0
		1381	XNPreeditCaretCallback, &xcb[3],
		1382	# endif
		1383	NULL);
		1384	}
		1385	#endif
1435		1386
1436	Input_Context = XCreateIC (xim,	1387	Input_Context = XCreateIC (xim,
1437	XNInputStyle, input_style,	1388	XNInputStyle, input_style,
1438	XNClientWindow, TermWin.vt,	1389	XNClientWindow, vt,
1439	XNFocusWindow, TermWin.parent[0],	1390	XNFocusWindow, parent[0],
1440	preedit_attr ? XNPreeditAttributes : NULL,	1391	preedit_attr ? XNPreeditAttributes : NULL,
1441	preedit_attr,	1392	preedit_attr,
1442	status_attr ? XNStatusAttributes : NULL,	1393	status_attr ? XNStatusAttributes : NULL,
1443	status_attr, NULL);	1394	status_attr, NULL);
1444		1395
1445	if (preedit_attr) XFree (preedit_attr);	1396	if (preedit_attr) XFree (preedit_attr);
1446	if (status_attr) XFree (status_attr);	1397	if (status_attr) XFree (status_attr);
1447	if (fs) XFreeFontSet (display->display, fs);	1398	if (fs) XFreeFontSet (dpy, fs);
1448		1399
1449	if (Input_Context == NULL)	1400	if (Input_Context == NULL)
1450	{	1401	{
1451	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1402	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1452	im_destroy ();	1403	im_destroy ();
1453	return false;	1404	return false;
1454	}	1405	}
1455		1406
1456	if (input_style & XIMPreeditArea)	1407	#if 0
		1408	// unfortunately, only the focus window is used by XIM, hard to fix
		1409	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1410	vt_select_input ();
		1411	#endif
		1412
1457	IMSetStatusPosition ();	1413	IMSetPosition ();
1458		1414
1459	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1460	return true;	1415	return true;
1461	}	1416	}
1462		1417
1463	void	1418	void
1464	rxvt_term::im_cb ()	1419	rxvt_term::im_cb ()
1465	{	1420	{
1466	int i, found, had_im;	1421	int i;
1467	const char *p;	1422	const char *p;
1468	char **s;	1423	char **s;
1469	char buf[IMBUFSIZ];	1424	char buf[IMBUFSIZ];
1470		1425
		1426	make_current ();
		1427
1471	im_destroy ();	1428	im_destroy ();
1472		1429
1473	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1474	if (Input_Context)	1430	if (Input_Context)
1475	return;	1431	return;
1476		1432
1477	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1433	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1478	if (rs[Rs_imLocale])	1434	if (rs[Rs_imLocale])
…		…
1483	if (p && *p)	1439	if (p && *p)
1484	{	1440	{
1485	bool found = false;	1441	bool found = false;
1486		1442
1487	s = rxvt_splitcommastring (p);	1443	s = rxvt_splitcommastring (p);
		1444
1488	for (i = 0; s[i]; i++)	1445	for (i = 0; s[i]; i++)
1489	{	1446	{
1490	if (*s[i])	1447	if (*s[i])
1491	{	1448	{
1492	strcpy (buf, "@im=");	1449	strcpy (buf, "@im=");
…		…
1496	found = true;	1453	found = true;
1497	break;	1454	break;
1498	}	1455	}
1499	}	1456	}
1500	}	1457	}
1501	for (i = 0; s[i]; i++)	1458
1502	free (s[i]);	1459	rxvt_freecommastring (s);
1503	free (s);
1504		1460
1505	if (found)	1461	if (found)
1506	goto done;	1462	goto done;
1507	}	1463	}
1508		1464
…		…
1520	SET_LOCALE (locale);	1476	SET_LOCALE (locale);
1521	#endif	1477	#endif
1522	}	1478	}
1523		1479
1524	void	1480	void
1525	rxvt_term::IMSetStatusPosition ()	1481	rxvt_term::IMSetPosition ()
1526	{	1482	{
1527	XRectangle preedit_rect, status_rect, *needed_rect;	1483	XRectangle preedit_rect, status_rect, *needed_rect;
1528	XVaNestedList preedit_attr, status_attr;	1484	XVaNestedList preedit_attr, status_attr;
1529		1485
1530	if (!Input_Context	1486	if (!Input_Context
1531	|| !TermWin.focus	1487	|| !focus
1532	|| !(input_style & XIMPreeditArea)	1488	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1533	|| !IMisRunning ())	1489	|| !IMisRunning ())
1534	return;	1490	return;
1535		1491
		1492	if (input_style & XIMPreeditPosition)
		1493	{
		1494	im_set_size (preedit_rect);
		1495	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1496
		1497	XSetICValues (Input_Context,
		1498	XNPreeditAttributes, preedit_attr, NULL);
		1499	}
		1500	else
		1501	{
1536	/* Getting the necessary width of preedit area */	1502	/* Getting the necessary width of preedit area */
1537	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1503	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1538	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1504	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1539	XFree (status_attr);	1505	XFree (status_attr);
1540		1506
1541	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1507	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1542	XFree (needed_rect);	1508	XFree (needed_rect);
1543		1509
1544	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1510	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1545	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1511	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1546		1512
1547	XSetICValues (Input_Context,	1513	XSetICValues (Input_Context,
1548	XNPreeditAttributes, preedit_attr,	1514	XNPreeditAttributes, preedit_attr,
1549	XNStatusAttributes, status_attr, NULL);	1515	XNStatusAttributes, status_attr,
		1516	NULL);
1550		1517
		1518	XFree (status_attr);
		1519	}
		1520
1551	XFree (preedit_attr);	1521	XFree (preedit_attr);
1552	XFree (status_attr);
1553	}	1522	}
1554	#endif /* USE_XIM */	1523	#endif /* USE_XIM */
1555		1524
1556	/*----------------------------------------------------------------------*/	1525	void
1557	rxvt_t rxvt_current_term;	1526	rxvt_term::get_window_origin (int &x, int &y)
		1527	{
		1528	Window cr;
		1529	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1530	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1531	}
		1532
		1533	Pixmap
		1534	rxvt_term::get_pixmap_property (int prop_id)
		1535	{
		1536	if (prop_id > 0 && prop_id < NUM_XA)
		1537	if (xa[prop_id])
		1538	{
		1539	int aformat;
		1540	unsigned long nitems, bytes_after;
		1541	Atom atype;
		1542	unsigned char *prop = NULL;
		1543	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1544	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1545	&nitems, &bytes_after, &prop);
		1546	if (result == Success && prop && atype == XA_PIXMAP)
		1547	return *(Pixmap *)prop;
		1548	}
		1549
		1550	return None;
		1551	}
		1552
		1553	#ifdef HAVE_BG_PIXMAP
		1554	# if TRACE_PIXMAPS
		1555	# undef update_background
		1556	void
		1557	rxvt_term::trace_update_background (const char *file, int line)
		1558	{
		1559	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1560	update_background ();
		1561	}
		1562	# endif
		1563
		1564	void
		1565	rxvt_term::update_background ()
		1566	{
		1567	if (update_background_ev.is_active ())
		1568	return;
		1569
		1570	bgPixmap.invalidate ();
		1571
		1572	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1573
		1574	if (to_wait <= 0.)
		1575	bgPixmap.render ();
		1576	else
		1577	update_background_ev.start (to_wait);
		1578	}
		1579
		1580	void
		1581	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1582	{
		1583	make_current ();
		1584
		1585	update_background_ev.stop ();
		1586	bgPixmap.render ();
		1587	refresh_check ();
		1588	}
		1589
		1590	#endif /* HAVE_BG_PIXMAP */
1558		1591
1559	/*----------------------- end-of-file (C source) -----------------------*/	1592	/*----------------------- end-of-file (C source) -----------------------*/

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