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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.108 by root, Wed Aug 25 05:03:33 2004 UTC vs.
Revision 1.312 by root, Tue Nov 4 16:41:12 2008 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
49	vector<rxvt_term *> rxvt_term::termlist;	54	vector<rxvt_term *> rxvt_term::termlist;
50		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
51	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
52		60
53	bool	61	bool
54	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
55	{	63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
56	if (!locale || !strncmp (locale, curlocale, 128))	69	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	70	return false;
58		71
59	strncpy (curlocale, locale, 128);	72	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
61	return true;	74	return true;
62	}	75	}
63		76
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
64	#if ENABLE_COMBINING	90	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
66		92
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	94	{
69	compose_char *cc;	95	compose_char *cc;
70		96
71	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	99	cc = (*this)[c1];
74	while (cc)	100	while (cc)
75	{	101	{
…		…
124		150
125	}	151	}
126	#endif	152	#endif
127		153
128	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
129	:	155	{
130	#if TRANSPARENT	156	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
132	#endif
133	#ifdef HAVE_SCROLLBARS
134	scrollbar_ev (this, &rxvt_term::x_cb),
135	#endif
136	#ifdef MENUBAR
137	menubar_ev (this, &rxvt_term::x_cb),
138	#endif	158	#endif
139	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
141	#endif	161	#endif
142	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
143	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
144	#endif	164	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	167	#endif
148	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	170	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#ifdef USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
153	#endif	180	#endif
154	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	183	#endif
157	#ifdef USE_XIM	184	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	186	#endif
160	termwin_ev (this, &rxvt_term::x_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	vt_ev (this, &rxvt_term::x_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	check_ev (this, &rxvt_term::check_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	flush_ev (this, &rxvt_term::flush_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	destroy_ev (this, &rxvt_term::destroy_cb),	191	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
165	pty_ev (this, &rxvt_term::pty_cb),	192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	incr_ev (this, &rxvt_term::incr_cb)	193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
167	{	194
168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
169		196
170	termlist.push_back (this);	197	termlist.push_back (this);
171	}
172		198
173	rxvt_term::~rxvt_term ()	199	#ifdef KEYSYM_RESOURCE
174	{	200	keyboard = new keyboard_manager;
175	termlist.erase (find (termlist.begin (), termlist.end(), this));	201	#endif
		202	}
176		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	{
177	if (cmd_pid)	209	if (cmd_pid)
178	kill (-cmd_pid, SIGHUP);	210	kill (-cmd_pid, SIGHUP);
179		211
180	pty.put ();	212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
181		215
182	#ifdef UTMP_SUPPORT	216	rxvt_term::~rxvt_term ()
183	privileged_utmp (RESTORE);	217	{
184	#endif	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
185		221
186	#if ENABLE_STYLES	222	#if ENABLE_STYLES
187	for (int i = RS_styleCount; --i; )	223	for (int i = RS_styleCount; --i; )
188	if (TermWin.fontset[i] != TermWin.fontset[0])	224	if (fontset[i] != fontset[0])
189	delete TermWin.fontset[i];	225	delete fontset[i];
190	#endif	226	#endif
191	delete TermWin.fontset[0];	227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bgPixmap.destroy ();
		231	#endif
		232	#ifdef HAVE_AFTERIMAGE
		233	if (asv)
		234	destroy_asvisual (asv, 0);
		235	if (asimman)
		236	destroy_image_manager (asimman, 0);
		237	#endif
192		238
193	if (display)	239	if (display)
194	{	240	{
195	selection_clear ();	241	selection_clear ();
196		242
197	#ifdef USE_XIM	243	#ifdef USE_XIM
198	im_destroy ();	244	im_destroy ();
199	#endif	245	#endif
200	#ifdef MENUBAR	246	scrollBar.destroy ();
201	if (menubarGC) XFreeGC (display->display, menubarGC);	247	if (gc) XFreeGC (dpy, gc);
202	#endif
203	#ifdef XTERM_SCROLLBAR
204	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
205	if (ShadowGC) XFreeGC (display->display, ShadowGC);
206	#endif
207	#ifdef PLAIN_SCROLLBAR
208	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
209	#endif
210	#ifdef NEXT_SCROLLBAR
211	if (blackGC) XFreeGC (display->display, blackGC);
212	if (whiteGC) XFreeGC (display->display, whiteGC);
213	if (grayGC) XFreeGC (display->display, grayGC);
214	if (darkGC) XFreeGC (display->display, darkGC);
215	if (stippleGC) XFreeGC (display->display, stippleGC);
216	if (dimple) XFreePixmap (display->display, dimple);
217	if (upArrow) XFreePixmap (display->display, upArrow);
218	if (downArrow) XFreePixmap (display->display, downArrow);
219	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
220	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
221	#endif
222	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
223	if (topShadowGC) XFreeGC (display->display, topShadowGC);
224	if (botShadowGC) XFreeGC (display->display, botShadowGC);
225	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
226	#endif
227	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
228		248
229	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
230	delete menuBar.drawable;	249	delete drawable;
231	//if (menuBar.win)
232	// XDestroyWindow (display->display, menuBar.win);
233	#endif
234	delete TermWin.drawable;
235	// destroy all windows	250	// destroy all windows
236	if (TermWin.parent[0])	251	if (parent[0])
237	XDestroyWindow (display->display, TermWin.parent[0]);	252	XDestroyWindow (dpy, parent[0]);
238	}
239		253
240	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
241		255	if (ISSET_PIXCOLOR (i))
242	delete pix_colors_focused;	256	{
		257	pix_colors_focused [i].free (this);
243	#ifdef OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
244	delete pix_colors_unfocused;	259	pix_colors_unfocused [i].free (this);
245	#endif	260	#endif
		261	}
246		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
247	displays.put (display);	266	displays.put (display);
		267	}
248		268
249	scr_release ();	269	scr_release ();
250		270
251	/* clear all resources */	271	/* clear all resources */
252	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
253	free (allocated[i]);	273	free (allocated [i]);
254		274
255	free (selection.text);	275	free (selection.text);
256	// TODO: manage env vars in child only(!)	276	// TODO: manage env vars in child only(!)
257	free (env_windowid);
258	free (env_display);	277	free (env_display);
259	free (env_term);	278	free (env_term);
260	free (env_colorfgbg);
261	free (locale);	279	free (locale);
262	#if 0	280	free (v_buffer);
263	free (codeset);	281	free (incr_buf);
264	#endif
265		282
266	delete envv;	283	delete envv;
267	delete argv;	284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
		289	#ifndef NO_RESOURCES
		290	XrmDestroyDatabase (option_db);
		291	#endif
		292	}
		293
		294	// child has exited, usually destroys
		295	void
		296	rxvt_term::child_cb (ev::child &w, int status)
		297	{
		298	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		299
		300	cmd_pid = 0;
		301
		302	if (!option (Opt_hold))
		303	destroy ();
268	}	304	}
269		305
270	void	306	void
271	rxvt_term::destroy ()	307	rxvt_term::destroy ()
272	{	308	{
273	if (destroy_ev.active)	309	if (destroy_ev.is_active ())
274	return;	310	return;
		311
		312	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
275		313
276	#if ENABLE_OVERLAY	314	#if ENABLE_OVERLAY
277	scr_overlay_off ();	315	scr_overlay_off ();
278	#endif	316	#endif
279		317
280	if (display)	318	if (display)
281	{	319	{
282	#if USE_XIM	320	#if USE_XIM
283	im_ev.stop (display);	321	im_ev.stop (display);
284	#endif	322	#endif
285	#if HAVE_SCROLLBARS
286	scrollbar_ev.stop (display);	323	scrollbar_ev.stop (display);
287	#endif	324	#if ENABLE_TRANSPARENCY || ENABLE_PERL
288	#if MENUBAR
289	menubar_ev.stop (display);
290	#endif
291	#if TRANSPARENT
292	rootwin_ev.stop (display);	325	rootwin_ev.stop (display);
293	#endif	326	#endif
294	incr_ev.stop ();	327	incr_ev.stop ();
295	termwin_ev.stop (display);	328	termwin_ev.stop (display);
296	vt_ev.stop (display);	329	vt_ev.stop (display);
297	}	330	}
298		331
299	check_ev.stop ();	332	flush_ev.stop ();
300	pty_ev.stop ();	333	pty_ev.stop ();
301	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
302	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
303	#endif	336	#endif
304	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
…		…
312	#endif	345	#endif
313	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
314	pointer_ev.stop ();	347	pointer_ev.stop ();
315	#endif	348	#endif
316		349
317	destroy_ev.start (0);	350	destroy_ev.start ();
318	}	351	}
319		352
320	void	353	void
321	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
322	{	355	{
323	SET_R (this);	356	make_current ();
324		357
325	delete this;	358	delete this;
326	}
327
328	/*----------------------------------------------------------------------*/
329	/* rxvt_init () */
330	bool
331	rxvt_term::init (int argc, const char *const *argv)
332	{
333	SET_R (this);
334
335	if (!init_vars ())
336	return false;
337
338	init_secondary ();
339
340	const char **cmd_argv = init_resources (argc, argv);
341
342	set_locale ("");
343
344	#if MENUBAR_MAX
345	menubar_read (rs[Rs_menu]);
346	#endif
347	#ifdef HAVE_SCROLLBARS
348	if (options & Opt_scrollBar)
349	scrollBar.setIdle (); /* set existence for size calculations */
350	#endif
351
352	create_windows (argc, argv);
353
354	init_xlocale ();
355
356	scr_reset (); /* initialize screen */
357
358	#if 0
359	XSynchronize (display->display, True);
360	#endif
361
362	#ifdef HAVE_SCROLLBARS
363	if (options & Opt_scrollBar)
364	resize_scrollbar (); /* create and map scrollbar */
365	#endif
366	#if (MENUBAR_MAX)
367	if (menubar_visible ())
368	XMapWindow (display->display, menuBar.win);
369	#endif
370	#ifdef TRANSPARENT
371	if (options & Opt_transparent)
372	{
373	XSelectInput (display->display, display->root, PropertyChangeMask);
374	check_our_parents ();
375	rootwin_ev.start (display, display->root);
376	}
377	#endif
378
379	XMapWindow (display->display, TermWin.vt);
380	XMapWindow (display->display, TermWin.parent[0]);
381
382	set_colorfgbg ();
383
384	init_command (cmd_argv);
385
386	pty_ev.start (pty.pty, EVENT_READ);
387
388	check_ev.start ();
389
390	return true;
391	}
392
393	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
394
395	void
396	rxvt_init ()
397	{
398	/* install exit handler for cleanup */
399	#if 0
400	#ifdef HAVE_ATEXIT
401	atexit (rxvt_clean_exit);
402	#else
403	#endif
404	#endif
405	/*
406	* Save and then give up any super-user privileges
407	* If we need privileges in any area then we must specifically request it.
408	* We should only need to be root in these cases:
409	* 1. write utmp entries on some systems
410	* 2. chown tty on some systems
411	*/
412	rxvt_privileges (SAVE);
413	rxvt_privileges (IGNORE);
414
415	struct sigaction sa;
416
417	sigfillset (&sa.sa_mask);
418	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
419	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
420	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
421	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
422	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
423	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
424	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
425
426	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
427	/* signal (SIGURG, SIG_DFL); */
428
429	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
430	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
431	}
432
433	/* ------------------------------------------------------------------------- *
434	* SIGNAL HANDLING & EXIT HANDLER *
435	* ------------------------------------------------------------------------- */
436	/*
437	* Catch a SIGCHLD signal and exit if the direct child has died
438	*/
439
440	void rxvt_term::child_exited (int pid)
441	{
442	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
443	if (pid == (*t)->cmd_pid)
444	{
445	(*t)->destroy ();
446	break;
447	}
448	}
449
450	/* ARGSUSED */
451	/* INTPROTO */
452	RETSIGTYPE
453	rxvt_Child_signal (int sig __attribute__ ((unused)))
454	{
455	int pid, save_errno = errno;
456
457	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
458	rxvt_term::child_exited (pid);
459
460	errno = save_errno;
461	}
462
463	/*
464	* Catch a fatal signal and tidy up before quitting
465	*/
466	/* INTPROTO */
467	RETSIGTYPE
468	rxvt_Exit_signal (int sig)
469	{
470	signal (sig, SIG_DFL);
471	#ifdef DEBUG_CMD
472	rxvt_warn ("caught signal %d, exiting.\n", sig);
473	#endif
474	rxvt_clean_exit ();
475	kill (getpid (), sig);
476	}
477
478	/* INTPROTO */
479	int
480	rxvt_xerror_handler (Display *display, XErrorEvent *event)
481	{
482	if (GET_R->allowedxerror == -1)
483	GET_R->allowedxerror = event->error_code;
484	else
485	{
486	old_xerror_handler (display, event);
487	GET_R->destroy ();
488	}
489
490	return 0;
491	}	359	}
492		360
493	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
494	/*	362	/*
495	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
496	* 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
497	*/	365	*/
498	/* INTPROTO */	366	static XErrorHandler old_xerror_handler;
499	void
500	rxvt_clean_exit ()
501	{
502	// TODO: rxvtd should clean up all ressources
503	if (GET_R)
504	GET_R->destroy ();
505	}
506		367
507	/* ------------------------------------------------------------------------- *	368	static void
508	* MEMORY ALLOCATION WRAPPERS *	369	rxvt_emergency_cleanup ()
509	* ------------------------------------------------------------------------- */
510	/* INTPROTO */
511	void *
512	rxvt_malloc (size_t size)
513	{	370	{
514	void *p;	371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
515		372	(*t)->emergency_cleanup ();
516	p = malloc (size);
517	if (p)
518	return p;
519
520	rxvt_fatal ("memory allocation failure. aborting.\n");
521	/* NOTREACHED */
522	}	373	}
523		374
524	/* INTPROTO */	375	#if !ENABLE_MINIMAL
525	void *	376	static void
526	rxvt_calloc (size_t number, size_t size)	377	print_x_error (Display *dpy, XErrorEvent *event)
527	{	378	{
528	void *p;	379	char buffer[BUFSIZ];
529		380	char mesg[BUFSIZ];
530	p = calloc (number, size);	381	char number[32];
531	if (p)	382	char *mtype = "XlibMessage";
532	return p;	383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
533		384	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
534	rxvt_fatal ("memory allocation failure. aborting.\n");	385	rxvt_warn ("An X Error occured, trying to continue after report.\n");
535	/* 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);
536	}	421	}
		422	#endif
537		423
538	/* INTPROTO */	424	int
539	void *	425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
540	rxvt_realloc (void *ptr, size_t size)
541	{	426	{
542	void *p;	427	if (GET_R->allowedxerror == -1)
543		428	GET_R->allowedxerror = event->error_code;
544	if (ptr)
545	p = realloc (ptr, size);
546	else	429	else
547	p = malloc (size);	430	{
548		431	// GET_R is most likely not the terminal which caused the error,
549	if (p)	432	// so just output the error and continue
550	return p;	433	#if ENABLE_MINIMAL
551		434	old_xerror_handler (display, event);
552	rxvt_fatal ("memory allocation failure. aborting.\n");	435	#else
553	/* NOTREACHED */	436	print_x_error (display, event);
554	}
555
556	/* ------------------------------------------------------------------------- *
557	* PRIVILEGED OPERATIONS *
558	* ------------------------------------------------------------------------- */
559	/* take care of suid/sgid super-user (root) privileges */
560	void
561	rxvt_privileges (rxvt_privaction action)
562	{
563	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
564	static uid_t euid;
565	static gid_t egid;
566	#endif
567
568	#if ! defined(__CYGWIN32__)
569	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
570	/* setreuid () is the poor man's setuid (), seteuid () */
571	# define seteuid(a) setreuid(-1, (a))
572	# define setegid(a) setregid(-1, (a))
573	# define HAVE_SETEUID
574	# endif	437	#endif
575	# ifdef HAVE_SETEUID
576	switch (action)
577	{	438	}
578	case IGNORE:
579	/*
580	* change effective uid/gid - not real uid/gid - so we can switch
581	* back to root later, as required
582	*/
583	seteuid (getuid ());
584	setegid (getgid ());
585	break;
586	case SAVE:
587	euid = geteuid ();
588	egid = getegid ();
589	break;
590	case RESTORE:
591	seteuid (euid);
592	setegid (egid);
593	break;
594	}
595	# else
596	switch (action)
597	{
598	case IGNORE:
599	setuid (getuid ());
600	setgid (getgid ());
601	/* FALLTHROUGH */
602	case SAVE:
603	/* FALLTHROUGH */
604	case RESTORE:
605	break;
606	}
607	# endif
608	#endif
609	}
610		439
611	#ifdef UTMP_SUPPORT
612	void
613	rxvt_term::privileged_utmp (rxvt_privaction action)
614	{
615	if ((options & Opt_utmpInhibit)
616	|| !pty.name || !*pty.name)
617	return;	440	return 0;
618
619	rxvt_privileges (RESTORE);
620
621	if (action == SAVE)
622	makeutent (pty.name, rs[Rs_display_name]);
623	else
624	cleanutent ();
625
626	rxvt_privileges (IGNORE);
627	}	441	}
628	#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	}
629		503
630	/*----------------------------------------------------------------------*/	504	/*----------------------------------------------------------------------*/
631	/*	505	/*
632	* window size/position calculcations for XSizeHint and other storage.	506	* window size/position calculations for XSizeHint and other storage.
633	* if width/height are non-zero then override calculated width/height	507	* if width/height are non-zero then override calculated width/height
634	*/	508	*/
635	void	509	void
636	rxvt_term::window_calc (unsigned int width, unsigned int height)	510	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
637	{	511	{
638	short recalc_x, recalc_y;	512	short recalc_x, recalc_y;
639	int x, y, sb_w, mb_h, flags;	513	int x, y, flags;
640	unsigned int w, h;	514	unsigned int w, h;
641	unsigned int max_width, max_height;	515	unsigned int max_width, max_height;
642		516
643	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
644	TermWin.ncol, TermWin.nrow, szHint.width,
645	szHint.height));
646	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	517	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
647	szHint.win_gravity = NorthWestGravity;	518	szHint.win_gravity = NorthWestGravity;
648	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	519	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
649		520
650	recalc_x = recalc_y = 0;	521	recalc_x = recalc_y = 0;
651	flags = 0;	522	flags = 0;
		523
652	if (!parsed_geometry)	524	if (!parsed_geometry)
653	{	525	{
654	parsed_geometry = 1;	526	parsed_geometry = 1;
		527
655	if (rs[Rs_geometry])	528	if (rs[Rs_geometry])
656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	529	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		530
657	if (flags & WidthValue)	531	if (flags & WidthValue)
658	{	532	{
659	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 ());
660	szHint.flags |= USSize;	537	szHint.flags |= USSize;
661	}	538	}
		539
662	if (flags & HeightValue)	540	if (flags & HeightValue)
663	{	541	{
664	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 ());
665	szHint.flags |= USSize;	546	szHint.flags |= USSize;
666	}	547	}
		548
667	if (flags & XValue)	549	if (flags & XValue)
668	{	550	{
669	szHint.x = x;	551	szHint.x = x;
670	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
671	if (flags & XNegative)	554	if (flags & XNegative)
672	{	555	{
673	recalc_x = 1;	556	recalc_x = 1;
674	szHint.win_gravity = NorthEastGravity;	557	szHint.win_gravity = NorthEastGravity;
675	}	558	}
676	}	559	}
		560
677	if (flags & YValue)	561	if (flags & YValue)
678	{	562	{
679	szHint.y = y;	563	szHint.y = y;
680	szHint.flags |= USPosition;	564	szHint.flags |= USPosition;
		565
681	if (flags & YNegative)	566	if (flags & YNegative)
682	{	567	{
683	recalc_y = 1;	568	recalc_y = 1;
		569
684	if (szHint.win_gravity == NorthEastGravity)	570	if (szHint.win_gravity == NorthEastGravity)
685	szHint.win_gravity = SouthEastGravity;	571	szHint.win_gravity = SouthEastGravity;
686	else	572	else
687	szHint.win_gravity = SouthWestGravity;	573	szHint.win_gravity = SouthWestGravity;
688	}	574	}
689	}	575	}
690	}	576	}
691		577
692	/* TODO: BOUNDS */	578	/* TODO: BOUNDS */
693	TermWin.width = TermWin.ncol * TermWin.fwidth;	579	width = ncol * fwidth;
694	TermWin.height = TermWin.nrow * TermWin.fheight;	580	height = nrow * fheight;
695	max_width = MAX_COLS * TermWin.fwidth;	581	max_width = MAX_COLS * fwidth;
696	max_height = MAX_ROWS * TermWin.fheight;	582	max_height = MAX_ROWS * fheight;
697		583
698	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	584	szHint.base_width = szHint.base_height = 2 * int_bwidth;
699		585
700	sb_w = mb_h = 0;
701	window_vt_x = window_vt_y = TermWin.int_bwidth;	586	window_vt_x = window_vt_y = int_bwidth;
702		587
703	if (scrollbar_visible ())	588	if (scrollBar.state)
704	{	589	{
705	sb_w = scrollbar_TotalWidth ();	590	int sb_w = scrollBar.total_width ();
706	szHint.base_width += sb_w;	591	szHint.base_width += sb_w;
		592
707	if (!(options & Opt_scrollBar_right))	593	if (!option (Opt_scrollBar_right))
708	window_vt_x += sb_w;	594	window_vt_x += sb_w;
709	}	595	}
710		596
711	if (menubar_visible ())
712	{
713	mb_h = menuBar_TotalHeight ();
714	szHint.base_height += mb_h;
715	window_vt_y += mb_h;
716	}
717
718	szHint.width_inc = TermWin.fwidth;	597	szHint.width_inc = fwidth;
719	szHint.height_inc = TermWin.fheight;	598	szHint.height_inc = fheight;
720	szHint.min_width = szHint.base_width + szHint.width_inc;	599	szHint.min_width = szHint.base_width + szHint.width_inc;
721	szHint.min_height = szHint.base_height + szHint.height_inc;	600	szHint.min_height = szHint.base_height + szHint.height_inc;
722		601
723	if (width && width - szHint.base_width < max_width)	602	if (newwidth && newwidth - szHint.base_width < max_width)
724	{	603	{
725	szHint.width = width;	604	szHint.width = newwidth;
726	TermWin.width = width - szHint.base_width;	605	width = newwidth - szHint.base_width;
727	}	606	}
728	else	607	else
729	{	608	{
730	MIN_IT (TermWin.width, max_width);	609	min_it (width, max_width);
731	szHint.width = szHint.base_width + TermWin.width;	610	szHint.width = szHint.base_width + width;
732	}	611	}
733		612
734	if (height && height - szHint.base_height < max_height)	613	if (newheight && newheight - szHint.base_height < max_height)
735	{	614	{
736	szHint.height = height;	615	szHint.height = newheight;
737	TermWin.height = height - szHint.base_height;	616	height = newheight - szHint.base_height;
738	}	617	}
739	else	618	else
740	{	619	{
741	MIN_IT (TermWin.height, max_height);	620	min_it (height, max_height);
742	szHint.height = szHint.base_height + TermWin.height;	621	szHint.height = szHint.base_height + height;
743	}	622	}
744
745	if (scrollbar_visible () && (options & Opt_scrollBar_right))
746	window_sb_x = szHint.width - sb_w;
747		623
748	if (recalc_x)	624	if (recalc_x)
749	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	625	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
750	- szHint.width - 2 * TermWin.ext_bwidth);	626
751	if (recalc_y)	627	if (recalc_y)
752	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	628	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
753	- szHint.height - 2 * TermWin.ext_bwidth);
754		629
755	TermWin.ncol = TermWin.width / TermWin.fwidth;	630	ncol = width / fwidth;
756	TermWin.nrow = TermWin.height / TermWin.fheight;	631	nrow = height / fheight;
757	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
758	TermWin.ncol, TermWin.nrow, szHint.width,
759	szHint.height));
760	return;
761	}	632	}
762		633
763	/*----------------------------------------------------------------------*/	634	/*----------------------------------------------------------------------*/
764	/*	635	/*
765	* Tell the teletype handler what size the window is.	636	* Tell the teletype handler what size the window is.
766	* Called after a window size change.	637	* Called after a window size change.
767	*/	638	*/
768	void	639	void
769	rxvt_term::tt_winch ()	640	rxvt_term::tt_winch ()
770	{	641	{
771	if (pty.pty < 0)	642	if (pty->pty < 0)
772	return;	643	return;
773		644
774	struct winsize ws;	645	struct winsize ws;
775		646
776	ws.ws_col = TermWin.ncol;	647	ws.ws_col = ncol;
777	ws.ws_row = TermWin.nrow;	648	ws.ws_row = nrow;
778	ws.ws_xpixel = TermWin.width;	649	ws.ws_xpixel = width;
779	ws.ws_ypixel = TermWin.height;	650	ws.ws_ypixel = height;
780	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	651	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
781		652
782	#if 0	653	#if 0
783	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	654	// TIOCSWINSZ is supposed to do this automatically and correctly
784	if (cmd_pid) /* force through to the command */	655	if (cmd_pid) /* force through to the command */
785	kill (cmd_pid, SIGWINCH);	656	kill (-cmd_pid, SIGWINCH);
786	#endif	657	#endif
787	}	658	}
788		659
789	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
790	/* set_fonts () - load and set the various fonts	661	/* set_fonts () - load and set the various fonts
791	/*	662	*
792	* init = 1 - initialize	663	* init = 1 - initialize
793	*	664	*
794	* fontname == FONT_UP - switch to bigger font	665	* fontname == FONT_UP - switch to bigger font
795	* fontname == FONT_DN - switch to smaller font	666	* fontname == FONT_DN - switch to smaller font
796	*/	667	*/
…		…
798	rxvt_term::set_fonts ()	669	rxvt_term::set_fonts ()
799	{	670	{
800	rxvt_fontset *fs = new rxvt_fontset (this);	671	rxvt_fontset *fs = new rxvt_fontset (this);
801	rxvt_fontprop prop;	672	rxvt_fontprop prop;
802		673
803	prop.width = prop.height = prop.weight = prop.slant
804	= rxvt_fontprop::unset;
805
806	if (!fs	674	if (!fs
807	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed", prop)	675	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
808	|| !fs->realize_font (1))	676	|| !fs->realize_font (1))
809	{	677	{
810	delete fs;	678	delete fs;
811	return false;	679	return false;
812	}	680	}
813		681
814	#if ENABLE_STYLES	682	#if ENABLE_STYLES
815	for (int i = RS_styleCount; --i; )	683	for (int i = RS_styleCount; --i; )
816	if (TermWin.fontset[i] != TermWin.fontset[0])	684	if (fontset[i] != fontset[0])
817	delete TermWin.fontset[i];	685	delete fontset[i];
818	#endif	686	#endif
819		687
820	delete TermWin.fontset[0];	688	delete fontset[0];
821	TermWin.fontset[0] = fs;	689	fontset[0] = fs;
822		690
823	fs->prop = prop = (*fs)[1]->properties ();	691	prop = (*fs)[1]->properties ();
		692	prop.height += lineSpace;
824		693
		694	fs->set_prop (prop, false);
		695
825	TermWin.fwidth = prop.width;	696	fwidth = prop.width;
826	TermWin.fheight = prop.height;	697	fheight = prop.height;
827	TermWin.fweight = prop.weight;	698	fbase = prop.ascent;
828	TermWin.fslant = prop.slant;
829	TermWin.fbase = (*fs)[1]->ascent;
830		699
831	for (int style = 1; style < 4; style++)	700	for (int style = 1; style < 4; style++)
832	{	701	{
833	#if ENABLE_STYLES	702	#if ENABLE_STYLES
834	const char *res = rs[Rs_font + style];	703	const char *res = rs[Rs_font + style];
835		704
836	if (res && !*res)	705	if (res && !*res)
837	TermWin.fontset[style] = TermWin.fontset[0];	706	fontset[style] = fontset[0];
838	else	707	else
839	{	708	{
840	TermWin.fontset[style] = fs = new rxvt_fontset (this);	709	fontset[style] = fs = new rxvt_fontset (this);
841	rxvt_fontprop prop2 = prop;	710	rxvt_fontprop prop2 = prop;
842		711
843	if (res)	712	if (res)
844	prop2.weight = prop2.slant = rxvt_fontprop::unset;	713	{
		714	fs->populate (res);
		715	fs->set_prop (prop2, false);
		716	}
845	else	717	else
846	{	718	{
847	res = TermWin.fontset[0]->fontdesc;	719	fs->populate (fontset[0]->fontdesc);
848		720
849	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	721	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
850	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	722	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		723
		724	fs->set_prop (prop2, true);
851	}	725	}
852		726
853	fs->populate (res, prop2);
854	}	727	}
855	#else	728	#else
856	TermWin.fontset[style] = TermWin.fontset[0];	729	fontset[style] = fontset[0];
857	#endif	730	#endif
858	}	731	}
859		732
860	if (TermWin.parent[0])	733	if (parent[0])
861	{	734	{
862	resize_all_windows (0, 0, 0);	735	resize_all_windows (0, 0, 0);
863	scr_remap_chars ();	736	scr_remap_chars ();
864	scr_touch (true);	737	scr_touch (true);
865	}	738	}
866		739
867	return true;	740	return true;
		741	}
		742
		743	void
		744	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		745	{
		746	XChangeProperty (dpy, parent[0],
		747	prop, XA_STRING, 8, PropModeReplace,
		748	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		749	}
		750
		751	void
		752	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		753	{
		754	wchar_t *ws = rxvt_mbstowcs (str, len);
		755	char *s = rxvt_wcstoutf8 (ws);
		756
		757	XChangeProperty (dpy, parent[0],
		758	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		759	(const unsigned char *)s, strlen (s));
		760
		761	free (s);
		762	free (ws);
868	}	763	}
869		764
870	/*----------------------------------------------------------------------*/	765	/*----------------------------------------------------------------------*/
871	/*----------------------------------------------------------------------*/	766	/*----------------------------------------------------------------------*/
872	/* xterm sequences - title, iconName, color (exptl) */	767	/* xterm sequences - title, iconName, color (exptl) */
873	void	768	void
874	rxvt_term::set_title (const char *str)	769	rxvt_term::set_title (const char *str)
875	{	770	{
876	#ifdef SMART_WINDOW_TITLE	771	set_string_property (XA_WM_NAME, str);
877	char *name;	772	#if ENABLE_EWMH
878		773	set_utf8_property (xa[XA_NET_WM_NAME], str);
879	if (!XFetchName (display->display, TermWin.parent[0], &name))
880	name = NULL;
881
882	if (name == NULL || strcmp (name, str))
883	#endif
884	XStoreName (display->display, TermWin.parent[0], str);
885
886	#ifdef SMART_WINDOW_TITLE
887	if (name)
888	XFree (name);
889	#endif	774	#endif
890	}	775	}
891		776
892	void	777	void
893	rxvt_term::set_icon_name (const char *str)	778	rxvt_term::set_icon_name (const char *str)
894	{	779	{
895	#ifdef SMART_WINDOW_TITLE	780	set_string_property (XA_WM_ICON_NAME, str);
896	char *name;	781	#if ENABLE_EWMH
897		782	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
898	if (!XGetIconName (display->display, TermWin.parent[0], &name))
899	name = NULL;
900
901	if (name == NULL || strcmp (name, str))
902	#endif	783	#endif
903	XSetIconName (display->display, TermWin.parent[0], str);
904
905	#ifdef SMART_WINDOW_TITLE
906	if (name)
907	XFree (name);
908	#endif
909	}	784	}
910		785
		786	void
		787	rxvt_term::set_window_color (int idx, const char *color)
		788	{
911	#ifdef XTERM_COLOR_CHANGE	789	#ifdef XTERM_COLOR_CHANGE
912	void
913	rxvt_term::set_window_color (int idx, const char *color)
914	{
915	rxvt_color xcol;	790	rxvt_color xcol;
916	int i;
917		791
918	if (color == NULL || *color == '\0')	792	if (color == NULL || *color == '\0')
919	return;	793	return;
920		794
		795	color = strdup (color);
		796	allocated.push_back ((void *)color);
		797	rs[Rs_color + idx] = color;
		798
921	/* handle color aliases */	799	/* handle color aliases */
922	if (isdigit (*color))	800	if (isdigit (*color))
923	{	801	{
924	i = atoi (color);	802	int i = atoi (color);
		803
925	if (i >= 8 && i <= 15)	804	if (i >= 8 && i <= 15)
		805	{
926	{ /* bright colors */	806	/* bright colors */
927	i -= 8;
928	# ifndef NO_BRIGHTCOLOR
929	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	807	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
930	SET_PIXCOLOR (idx);
931	goto Done;	808	goto done;
932	# endif
933
934	}	809	}
		810
935	if (i >= 0 && i <= 7)	811	if (i >= 0 && i <= 7)
		812	{
936	{ /* normal colors */	813	/* normal colors */
937	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	814	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
938	SET_PIXCOLOR (idx);
939	goto Done;	815	goto done;
940	}	816	}
941	}	817	}
942		818
943	if (!rXParseAllocColor (& xcol, color))	819	set_color (xcol, color);
944	return;
945
946	/* XStoreColor (display->display, display->cmap, XColor*); */
947		820
948	/*	821	/*
949	* FIXME: should free colors here, but no idea how to do it so instead,	822	* FIXME: should free colors here, but no idea how to do it so instead,
950	* so just keep gobbling up the colormap	823	* so just keep gobbling up the colormap
951	*/	824	*/
952	# if 0
953	for (i = Color_Black; i <= Color_White; i++)
954	if (pix_colors[idx] == pix_colors[i])
955	break;
956	if (i > Color_White)
957	{
958	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
959	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
960	DisplayPlanes (display->display, display->screen));
961	}
962	# endif
963		825
964	pix_colors_focused[idx] = xcol;	826	pix_colors_focused[idx] = xcol;
965	SET_PIXCOLOR (idx);
966		827
967	/* XSetWindowAttributes attr; */
968	/* Cursor cursor; */
969	Done:	828	done:
970	#ifdef OFF_FOCUS_FADING
971	if (rs[Rs_fade])
972	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
973	#endif
974
975	/*TODO: handle Color_BD, scrollbar background, etc. */	829	/*TODO: handle Color_BD, scrollbar background, etc. */
976		830
		831	update_fade_color (idx);
977	recolour_cursor ();	832	recolour_cursor ();
978	scr_recolour ();	833	scr_recolour ();
		834	#endif /* XTERM_COLOR_CHANGE */
979	}	835	}
980
981	#else
982	# define set_window_color (idx,color) ((void)0)
983	#endif /* XTERM_COLOR_CHANGE */
984		836
985	void	837	void
986	rxvt_term::recolour_cursor ()	838	rxvt_term::recolour_cursor ()
987	{	839	{
988	XColor xcol[2];	840	XColor fg, bg;
989		841
990	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	842	(ISSET_PIXCOLOR (Color_pointer_fg)
991	? pix_colors_focused[Color_pointer_fg]	843	? pix_colors_focused[Color_pointer_fg]
992	: pix_colors_focused[Color_fg];	844	: pix_colors_focused[Color_fg]).get (fg);
		845
993	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	846	(ISSET_PIXCOLOR (Color_pointer_bg)
994	? pix_colors_focused[Color_pointer_bg]	847	? pix_colors_focused[Color_pointer_bg]
995	: pix_colors_focused[Color_bg];	848	: pix_colors_focused[Color_bg]).get (bg);
996		849
997	XQueryColors (display->display, display->cmap, xcol, 2);	850	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
998	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
999	}	851	}
1000		852
1001	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
1002	/*	854	/*
1003	* find if fg/bg matches any of the normal (low-intensity) colors	855	* find if fg/bg matches any of the normal (low-intensity) colors
1004	*/	856	*/
1005	void	857	void
1006	rxvt_term::set_colorfgbg ()	858	rxvt_term::set_colorfgbg ()
1007	{	859	{
1008	unsigned int i;	860	unsigned int i;
1009	const char *xpmb = "\0";	861	const char *xpmb = "";
1010	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1011		863
1012	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1013	strcpy (fstr, "default");	864	strcpy (fstr, "default");
1014	strcpy (bstr, "default");	865	strcpy (bstr, "default");
1015	for (i = Color_Black; i <= Color_White; i++)	866	for (i = Color_Black; i <= Color_White; i++)
1016	if (pix_colors[Color_fg] == pix_colors[i])	867	if (pix_colors[Color_fg] == pix_colors[i])
1017	{	868	{
…		…
1021		872
1022	for (i = Color_Black; i <= Color_White; i++)	873	for (i = Color_Black; i <= Color_White; i++)
1023	if (pix_colors[Color_bg] == pix_colors[i])	874	if (pix_colors[Color_bg] == pix_colors[i])
1024	{	875	{
1025	sprintf (bstr, "%d", (i - Color_Black));	876	sprintf (bstr, "%d", (i - Color_Black));
1026	#ifdef XPM_BACKGROUND	877	#ifdef BG_IMAGE_FROM_FILE
1027	xpmb = "default;";	878	xpmb = "default;";
1028	#endif	879	#endif
1029	break;	880	break;
1030	}	881	}
1031		882
1032	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	883	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1033	}	884	}
1034		885
1035	/*----------------------------------------------------------------------*/	886	/*----------------------------------------------------------------------*/
1036	/*
1037	* Colour determination for low colour displays, routine from
1038	* Hans de Goede <hans@highrise.nl>
1039	*/
1040		887
1041	int	888	bool
1042	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	889	rxvt_term::set_color (rxvt_color &color, const char *name)
1043	{	890	{
1044	if (!screen_in_out->set (display, colour))	891	if (color.set (this, name))
1045	{
1046	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1047	return false;
1048	}
1049
1050	return true;	892	return true;
		893
		894	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		895	return false;
		896	}
		897
		898	void
		899	rxvt_term::alias_color (int dst, int src)
		900	{
		901	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1051	}	902	}
1052		903
1053	/* -------------------------------------------------------------------- *	904	/* -------------------------------------------------------------------- *
1054	* - WINDOW RESIZING - *	905	* - WINDOW RESIZING - *
1055	* -------------------------------------------------------------------- */	906	* -------------------------------------------------------------------- */
1056	void	907	void
1057	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	908	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1058	{	909	{
1059	int fix_screen;	910	int fix_screen;
		911	int old_width = szHint.width;
		912	int old_height = szHint.height;
1060		913
1061	#ifdef SMART_RESIZE
1062	int old_width = szHint.width, old_height = szHint.height;
1063	#endif
1064
1065	window_calc (width, height);	914	window_calc (newwidth, newheight);
		915
		916	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		917
		918	if (set_hint)
		919	{
		920	szHint.flags &= ~(PBaseSize | PResizeInc);
1066	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	921	XSetWMNormalHints (dpy, parent[0], &szHint);
		922	szHint.flags |= PBaseSize | PResizeInc;
		923	}
1067		924
1068	if (!ignoreparent)	925	if (!ignoreparent)
1069	{	926	{
1070	#ifdef SMART_RESIZE	927	#ifdef SMART_RESIZE
1071	/*	928	/*
…		…
1075	int x, y, x1, y1;	932	int x, y, x1, y1;
1076	int dx, dy;	933	int dx, dy;
1077	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	934	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1078	Window unused_cr;	935	Window unused_cr;
1079		936
1080	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	937	XTranslateCoordinates (dpy, parent[0], display->root,
1081	0, 0, &x, &y, &unused_cr);	938	0, 0, &x, &y, &unused_cr);
1082	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	939	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1083	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	940	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1084	/*	941	/*
1085	* if display->root isn't the parent window, a WM will probably have offset	942	* if display->root isn't the parent window, a WM will probably have offset
1086	* our position for handles and decorations. Counter it	943	* our position for handles and decorations. Counter it
1087	*/	944	*/
…		…
1089	{	946	{
1090	x -= x1;	947	x -= x1;
1091	y -= y1;	948	y -= y1;
1092	}	949	}
1093		950
1094	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	951	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1095	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	952	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1096	dx = old_width - szHint.width;	953	dx = old_width - szHint.width;
1097	dy = old_height - szHint.height;	954	dy = old_height - szHint.height;
1098		955
1099	/* Check position of the center of the window */	956	/* Check position of the center of the window */
1100	if (x < x1) /* left half */	957	if (x < x1) /* left half */
1101	dx = 0;	958	dx = 0;
…		…
1104	if (y < y1) /* top half */	961	if (y < y1) /* top half */
1105	dy = 0;	962	dy = 0;
1106	else if (y == y1) /* exact center */	963	else if (y == y1) /* exact center */
1107	dy /= 2;	964	dy /= 2;
1108		965
1109	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	966	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1110	szHint.width, szHint.height);	967	szHint.width, szHint.height);
1111	#else	968	#else
1112	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	969	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1113	#endif	970	#endif
1114	}	971	}
1115		972
1116	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	973	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1117		974
1118	if (fix_screen || width != old_width || height != old_height)	975	if (fix_screen || newwidth != old_width || newheight != old_height)
1119	{	976	{
1120	if (scrollbar_visible ())	977	if (scrollBar.state)
1121	{	978	scrollBar.resize ();
1122	XMoveResizeWindow (display->display, scrollBar.win,
1123	window_sb_x, 0,
1124	scrollbar_TotalWidth (), szHint.height);
1125	resize_scrollbar ();
1126	}
1127		979
1128	if (menubar_visible ())
1129	XMoveResizeWindow (display->display, menuBar.win,
1130	window_vt_x, 0,
1131	TermWin_TotalWidth (), menuBar_TotalHeight ());
1132
1133	XMoveResizeWindow (display->display, TermWin.vt,	980	XMoveResizeWindow (dpy, vt,
1134	window_vt_x, window_vt_y,	981	window_vt_x, window_vt_y,
1135	TermWin_TotalWidth (), TermWin_TotalHeight ());	982	width, height);
		983
		984	#ifdef HAVE_BG_PIXMAP
		985	if (bgPixmap.window_size_sensitive ())
		986	update_background ();
		987	#endif
		988
1136	scr_clear ();	989	scr_clear ();
1137	#ifdef XPM_BACKGROUND
1138	resize_pixmap ();
1139	#endif
1140	}	990	}
		991
		992	if (set_hint)
		993	XSetWMNormalHints (dpy, parent[0], &szHint);
1141		994
1142	if (fix_screen || old_height == 0)	995	if (fix_screen || old_height == 0)
1143	{
1144	int curr_screen = -1;
1145	int old_ncol = prev_ncol;
1146
1147	/* scr_reset only works on the primary screen */
1148	if (old_height) /* this is not the first time through */
1149	{
1150	unsigned int ncol = TermWin.ncol;
1151	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1152	curr_screen = scr_change_screen (PRIMARY);
1153	TermWin.ncol = ncol;
1154	}
1155
1156	scr_reset ();	996	scr_reset ();
1157		997
1158	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
1159	{	999	//scr_touch (false);
1160	scr_change_screen (curr_screen);
1161	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1162	}
1163	}
1164		1000
1165	old_width = szHint.width;	1001	#ifdef HAVE_BG_PIXMAP
1166	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
1167		1006
1168	#ifdef USE_XIM	1007	#ifdef USE_XIM
1169	IMSetStatusPosition ();	1008	IMSetPosition ();
1170	#endif	1009	#endif
1171	}	1010	}
1172		1011
1173	/*	1012	/*
1174	* 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.
1175	* good for toggling 80/132 columns	1014	* good for toggling 80/132 columns
1176	*/	1015	*/
1177	void	1016	void
1178	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1017	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1179	{	1018	{
1180	XWindowAttributes wattr;	1019	XWindowAttributes wattr;
1181		1020
1182	if (width == 0 || height == 0)	1021	if (newwidth == 0 || newheight == 0)
1183	{	1022	{
1184	XGetWindowAttributes (display->display, display->root, &wattr);	1023	XGetWindowAttributes (dpy, display->root, &wattr);
		1024
1185	if (width == 0)	1025	if (newwidth == 0)
1186	width = wattr.width - szHint.base_width;	1026	newwidth = wattr.width - szHint.base_width;
1187	if (height == 0)	1027	if (newheight == 0)
1188	height = wattr.height - szHint.base_height;	1028	newheight = wattr.height - szHint.base_height;
1189	}
1190
1191	if (width != TermWin.width || height != TermWin.height)
1192	{	1029	}
		1030
		1031	if (newwidth != width || newheight != height)
		1032	{
1193	width += szHint.base_width;	1033	newwidth += szHint.base_width;
1194	height += szHint.base_height;	1034	newheight += szHint.base_height;
1195	resize_all_windows (width, height, 0);	1035	resize_all_windows (newwidth, newheight, 0);
1196	}	1036	}
1197	}	1037	}
1198		1038
1199	/* -------------------------------------------------------------------- *	1039	/* -------------------------------------------------------------------- *
1200	* - X INPUT METHOD ROUTINES - *	1040	* - X INPUT METHOD ROUTINES - *
…		…
1202	#ifdef USE_XIM	1042	#ifdef USE_XIM
1203		1043
1204	void	1044	void
1205	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1045	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1206	{	1046	{
1207	fg = pix_colors[Color_fg];	1047	fg = pix_colors [Color_fg];
1208	bg = pix_colors[Color_bg];	1048	bg = pix_colors [Color_bg];
1209	}	1049	}
1210		1050
1211	void	1051	void
1212	rxvt_term::im_set_size (XRectangle &size)	1052	rxvt_term::im_set_size (XRectangle &size)
1213	{	1053	{
1214	// the int_bwidth terms make no sense to me	1054	// the int_bwidth terms make no sense to me
1215	size.x = TermWin.int_bwidth;	1055	size.x = int_bwidth;
1216	size.y = TermWin.int_bwidth;	1056	size.y = int_bwidth;
1217	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1057	size.width = Width2Pixel (ncol) + int_bwidth;
1218	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1058	size.height = Height2Pixel (nrow) + int_bwidth;
1219	}	1059	}
1220		1060
1221	void	1061	void
1222	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1062	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1223	XRectangle &status_rect,	1063	XRectangle &status_rect,
1224	const XRectangle &needed_rect)	1064	const XRectangle &needed_rect)
1225	{	1065	{
1226	preedit_rect.x = needed_rect.width;	1066	preedit_rect.x = needed_rect.width;
1227	preedit_rect.y = 0;	1067	preedit_rect.y = 0;
1228	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1068	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1229	preedit_rect.height = TermWin.fheight;	1069	preedit_rect.height = fheight;
1230		1070
1231	status_rect.x = 0;	1071	status_rect.x = 0;
1232	status_rect.y = 0;	1072	status_rect.y = 0;
1233	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;
1234	status_rect.height = TermWin.fheight;	1074	status_rect.height = fheight;
1235	}	1075	}
1236		1076
1237	/* Checking whether input method is running. */	1077	/* Checking whether input method is running. */
1238	bool	1078	bool
1239	rxvt_term::IMisRunning ()	1079	rxvt_term::IMisRunning ()
…		…
1250	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1090	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1251		1091
1252	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1092	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1253	*p = '\0';	1093	*p = '\0';
1254		1094
1255	atom = XInternAtom (display->display, server, False);	1095	atom = XInternAtom (dpy, server, False);
1256	win = XGetSelectionOwner (display->display, atom);	1096	win = XGetSelectionOwner (dpy, atom);
1257		1097
1258	if (win != None)	1098	if (win != None)
1259	return True;	1099	return True;
1260	}	1100	}
1261		1101
…		…
1263	}	1103	}
1264		1104
1265	void	1105	void
1266	rxvt_term::IMSendSpot ()	1106	rxvt_term::IMSendSpot ()
1267	{	1107	{
1268	XPoint spot;	1108	XPoint nspot;
1269	XVaNestedList preedit_attr;	1109	XVaNestedList preedit_attr;
1270		1110
1271	if (!Input_Context	1111	if (!Input_Context
1272	|| !TermWin.focus	1112	|| !focus
1273	|| !(input_style & XIMPreeditPosition)	1113	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1274	#if 0
1275	|| !(event_type == KeyPress
1276	|| event_type == Expose
1277	|| event_type == NoExpose
1278	|| event_type == SelectionNotify
1279	|| event_type == ButtonRelease || event_type == FocusIn)
1280	#endif
1281	|| !IMisRunning ())
1282	return;	1114	return;
1283		1115
1284	im_set_position (spot);	1116	im_set_position (nspot);
		1117
		1118	if (nspot.x == spot.x && nspot.y == spot.y)
		1119	return;
		1120
		1121	spot = nspot;
1285		1122
1286	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1123	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1287	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1124	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1288	XFree (preedit_attr);	1125	XFree (preedit_attr);
1289	}	1126	}
1290		1127
1291	void	1128	void
1292	rxvt_term::im_destroy ()	1129	rxvt_term::im_destroy ()
1293	{	1130	{
1294	if (Input_Context)
1295	{
1296	XDestroyIC (Input_Context);
1297	Input_Context = 0;
1298	}
1299
1300	if (input_method)	1131	if (input_method)
1301	{	1132	{
		1133	if (Input_Context && input_method->xim)
		1134	XDestroyIC (Input_Context);
		1135
1302	display->put_xim (input_method);	1136	display->put_xim (input_method);
1303	input_method = 0;	1137	input_method = 0;
1304	}	1138	}
		1139
		1140	Input_Context = 0;
1305	}	1141	}
		1142
		1143	#ifdef ENABLE_XIM_ONTHESPOT
		1144
		1145	static void
		1146	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1147	{
		1148	((rxvt_term *)client_data)->make_current ();
		1149	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1150	}
		1151
		1152	static void
		1153	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1154	{
		1155	((rxvt_term *)client_data)->make_current ();
		1156	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1157	}
		1158
		1159	static void
		1160	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1161	{
		1162	rxvt_term *term = (rxvt_term *)client_data;
		1163	XIMText *text = call_data->text;
		1164
		1165	term->make_current ();
		1166
		1167	if (text)
		1168	{
		1169	void *str;
		1170
		1171	if (!text->encoding_is_wchar && text->string.multi_byte)
		1172	{
		1173	// of course, X makes it ugly again
		1174	if (term->rs[Rs_imLocale])
		1175	SET_LOCALE (term->rs[Rs_imLocale]);
		1176
		1177	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1178	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1179
		1180	if (term->rs[Rs_imLocale])
		1181	SET_LOCALE (term->locale);
		1182	}
		1183	else
		1184	str = (void *)text->string.wide_char;
		1185
		1186	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1187	DT_INT, call_data->caret,
		1188	DT_INT, call_data->chg_first,
		1189	DT_INT, call_data->chg_length,
		1190	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1191	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1192	DT_END));
		1193	}
		1194	else
		1195	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1196	DT_INT, call_data->caret,
		1197	DT_INT, call_data->chg_first,
		1198	DT_INT, call_data->chg_length,
		1199	DT_END));
		1200	}
		1201
		1202	#if 0
		1203	static void
		1204	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1205	{
		1206	((rxvt_term *)client_data)->make_current ();
		1207	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1208	DT_INT, call_data->position,
		1209	DT_INT, call_data->direction,
		1210	DT_INT, call_data->style,
		1211	DT_END));
		1212	}
		1213	#endif
		1214
		1215	#endif
1306		1216
1307	/*	1217	/*
1308	* Try to open a XIM with the current modifiers, then see if we can	1218	* Try to open a XIM with the current modifiers, then see if we can
1309	* open a suitable preedit type	1219	* open a suitable preedit type
1310	*/	1220	*/
…		…
1317	XRectangle rect, status_rect, needed_rect;	1227	XRectangle rect, status_rect, needed_rect;
1318	unsigned long fg, bg;	1228	unsigned long fg, bg;
1319	const char *p;	1229	const char *p;
1320	char **s;	1230	char **s;
1321	XIMStyles *xim_styles;	1231	XIMStyles *xim_styles;
		1232	#ifdef ENABLE_XIM_ONTHESPOT
		1233	XIMCallback xcb[4];
		1234	#endif
		1235
		1236	set_environ (envv);
1322		1237
1323	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1238	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1324	return false;	1239	return false;
1325		1240
1326	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1327	input_method = display->get_xim (locale, modifiers);	1241	input_method = display->get_xim (locale, modifiers);
1328	if (input_method == NULL)	1242	if (input_method == NULL)
1329	return false;	1243	return false;
1330		1244
1331	xim = input_method->xim;	1245	xim = input_method->xim;
		1246	spot.x = spot.y = -1;
1332		1247
1333	xim_styles = NULL;	1248	xim_styles = NULL;
1334	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1249	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1335	|| !xim_styles || !xim_styles->count_styles)	1250	|| !xim_styles || !xim_styles->count_styles)
1336	{	1251	{
1337	im_destroy ();	1252	im_destroy ();
1338	return false;	1253	return false;
1339	}	1254	}
1340		1255
1341	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1256	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1257
		1258	for (int pi = 0; pi < 2; pi++)
		1259	{
		1260	p = pet[pi];
		1261
		1262	if (!p)
		1263	continue;
		1264
1342	s = rxvt_splitcommastring (p);	1265	s = rxvt_splitcommastring (p);
1343		1266
1344	for (i = found = 0; !found && s[i]; i++)	1267	for (i = found = 0; !found && s[i]; i++)
1345	{	1268	{
1346	if (!strcmp (s[i], "OverTheSpot"))	1269	if (!strcmp (s[i], "OverTheSpot"))
1347	input_style = (XIMPreeditPosition | XIMStatusNothing);	1270	input_style = XIMPreeditPosition | XIMStatusNothing;
1348	else if (!strcmp (s[i], "OffTheSpot"))	1271	else if (!strcmp (s[i], "OffTheSpot"))
1349	input_style = (XIMPreeditArea | XIMStatusArea);	1272	input_style = XIMPreeditArea | XIMStatusArea;
1350	else if (!strcmp (s[i], "Root"))	1273	else if (!strcmp (s[i], "Root"))
1351	input_style = (XIMPreeditNothing | XIMStatusNothing);	1274	input_style = XIMPreeditNothing | XIMStatusNothing;
		1275	else if (!strcmp (s[i], "None"))
		1276	input_style = XIMPreeditNone | XIMStatusNone;
		1277	#ifdef ENABLE_XIM_ONTHESPOT
		1278	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1279	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1280	#endif
		1281	else
		1282	input_style = XIMPreeditNothing | XIMStatusNothing;
1352		1283
1353	for (j = 0; j < xim_styles->count_styles; j++)	1284	for (j = 0; j < xim_styles->count_styles; j++)
1354	if (input_style == xim_styles->supported_styles[j])	1285	if (input_style == xim_styles->supported_styles[j])
1355	{	1286	{
		1287	rxvt_freecommastring (s);
		1288
1356	found = 1;	1289	found = 1;
1357	break;	1290	goto foundpet;
		1291	}
		1292
1358	}	1293	}
1359	}
1360		1294
1361	for (i = 0; s[i]; i++)	1295	rxvt_freecommastring (s);
1362	free (s[i]);	1296	}
1363		1297
1364	free (s);	1298	foundpet:
		1299
1365	XFree (xim_styles);	1300	XFree (xim_styles);
1366		1301
1367	if (!found)	1302	if (!found)
1368	{	1303	{
1369	im_destroy ();	1304	im_destroy ();
…		…
1386	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1387	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1388	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1323	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1389	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1324	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1390	"*",	1325	"*",
1391	TermWin.fheight,	1326	fheight,
1392	TermWin.fheight + 1, TermWin.fheight - 1,	1327	fheight + 1, fheight - 1,
1393	TermWin.fheight - 2, TermWin.fheight + 2);	1328	fheight - 2, fheight + 2);
1394		1329
1395	fs = XCreateFontSet (display->display, pat,	1330	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1396	&missing_charset_list, &missing_charset_count, &def_string);	1331	&missing_charset_list, &missing_charset_count, &def_string);
1397		1332
1398	if (missing_charset_list)	1333	if (missing_charset_list)
1399	XFreeStringList (missing_charset_list);	1334	XFreeStringList (missing_charset_list);
1400		1335
…		…
1441	XNBackground, bg,	1376	XNBackground, bg,
1442	XNArea, &status_rect,	1377	XNArea, &status_rect,
1443	XNFontSet, fs,	1378	XNFontSet, fs,
1444	NULL);	1379	NULL);
1445	}	1380	}
		1381	#if ENABLE_XIM_ONTHESPOT
		1382	else if (input_style & XIMPreeditCallbacks)
		1383	{
		1384	im_set_position (spot);
		1385
		1386	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1387	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1388	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1389	# if 0
		1390	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1391	# endif
		1392
		1393	preedit_attr = XVaCreateNestedList (0,
		1394	XNSpotLocation, &spot,
		1395	XNPreeditStartCallback, &xcb[0],
		1396	XNPreeditDoneCallback , &xcb[1],
		1397	XNPreeditDrawCallback , &xcb[2],
		1398	# if 0
		1399	XNPreeditCaretCallback, &xcb[3],
		1400	# endif
		1401	NULL);
		1402	}
		1403	#endif
1446		1404
1447	Input_Context = XCreateIC (xim,	1405	Input_Context = XCreateIC (xim,
1448	XNInputStyle, input_style,	1406	XNInputStyle, input_style,
1449	XNClientWindow, TermWin.vt,	1407	XNClientWindow, vt,
1450	XNFocusWindow, TermWin.parent[0],	1408	XNFocusWindow, parent[0],
1451	preedit_attr ? XNPreeditAttributes : NULL,	1409	preedit_attr ? XNPreeditAttributes : NULL,
1452	preedit_attr,	1410	preedit_attr,
1453	status_attr ? XNStatusAttributes : NULL,	1411	status_attr ? XNStatusAttributes : NULL,
1454	status_attr, NULL);	1412	status_attr, NULL);
1455		1413
1456	if (preedit_attr) XFree (preedit_attr);	1414	if (preedit_attr) XFree (preedit_attr);
1457	if (status_attr) XFree (status_attr);	1415	if (status_attr) XFree (status_attr);
1458	if (fs) XFreeFontSet (display->display, fs);	1416	if (fs) XFreeFontSet (dpy, fs);
1459		1417
1460	if (Input_Context == NULL)	1418	if (Input_Context == NULL)
1461	{	1419	{
1462	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1420	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1463	im_destroy ();	1421	im_destroy ();
1464	return false;	1422	return false;
1465	}	1423	}
1466		1424
1467	if (input_style & XIMPreeditArea)	1425	#if 0
		1426	// unfortunately, only the focus window is used by XIM, hard to fix
		1427	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1428	vt_select_input ();
		1429	#endif
		1430
1468	IMSetStatusPosition ();	1431	IMSetPosition ();
1469		1432
1470	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1471	return true;	1433	return true;
1472	}	1434	}
1473		1435
1474	void	1436	void
1475	rxvt_term::im_cb ()	1437	rxvt_term::im_cb ()
1476	{	1438	{
1477	int i, found, had_im;	1439	int i;
1478	const char *p;	1440	const char *p;
1479	char **s;	1441	char **s;
1480	char buf[IMBUFSIZ];	1442	char buf[IMBUFSIZ];
1481		1443
		1444	make_current ();
		1445
1482	im_destroy ();	1446	im_destroy ();
1483		1447
1484	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1485	if (Input_Context)	1448	if (Input_Context)
1486	return;	1449	return;
1487		1450
1488	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1451	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1489	if (rs[Rs_imLocale])	1452	if (rs[Rs_imLocale])
…		…
1494	if (p && *p)	1457	if (p && *p)
1495	{	1458	{
1496	bool found = false;	1459	bool found = false;
1497		1460
1498	s = rxvt_splitcommastring (p);	1461	s = rxvt_splitcommastring (p);
		1462
1499	for (i = 0; s[i]; i++)	1463	for (i = 0; s[i]; i++)
1500	{	1464	{
1501	if (*s[i])	1465	if (*s[i])
1502	{	1466	{
1503	strcpy (buf, "@im=");	1467	strcpy (buf, "@im=");
…		…
1507	found = true;	1471	found = true;
1508	break;	1472	break;
1509	}	1473	}
1510	}	1474	}
1511	}	1475	}
1512	for (i = 0; s[i]; i++)	1476
1513	free (s[i]);	1477	rxvt_freecommastring (s);
1514	free (s);
1515		1478
1516	if (found)	1479	if (found)
1517	goto done;	1480	goto done;
1518	}	1481	}
1519		1482
…		…
1531	SET_LOCALE (locale);	1494	SET_LOCALE (locale);
1532	#endif	1495	#endif
1533	}	1496	}
1534		1497
1535	void	1498	void
1536	rxvt_term::IMSetStatusPosition ()	1499	rxvt_term::IMSetPosition ()
1537	{	1500	{
1538	XRectangle preedit_rect, status_rect, *needed_rect;	1501	XRectangle preedit_rect, status_rect, *needed_rect;
1539	XVaNestedList preedit_attr, status_attr;	1502	XVaNestedList preedit_attr, status_attr;
1540		1503
1541	if (!Input_Context	1504	if (!Input_Context
1542	|| !TermWin.focus	1505	|| !focus
1543	|| !(input_style & XIMPreeditArea)	1506	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1544	|| !IMisRunning ())	1507	|| !IMisRunning ())
1545	return;	1508	return;
1546		1509
		1510	if (input_style & XIMPreeditPosition)
		1511	{
		1512	im_set_size (preedit_rect);
		1513	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1514
		1515	XSetICValues (Input_Context,
		1516	XNPreeditAttributes, preedit_attr, NULL);
		1517	}
		1518	else
		1519	{
1547	/* Getting the necessary width of preedit area */	1520	/* Getting the necessary width of preedit area */
1548	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1521	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1549	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1522	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1550	XFree (status_attr);	1523	XFree (status_attr);
1551		1524
1552	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1525	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1553	XFree (needed_rect);	1526	XFree (needed_rect);
1554		1527
1555	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1528	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1556	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1529	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1557		1530
1558	XSetICValues (Input_Context,	1531	XSetICValues (Input_Context,
1559	XNPreeditAttributes, preedit_attr,	1532	XNPreeditAttributes, preedit_attr,
1560	XNStatusAttributes, status_attr, NULL);	1533	XNStatusAttributes, status_attr,
		1534	NULL);
1561		1535
		1536	XFree (status_attr);
		1537	}
		1538
1562	XFree (preedit_attr);	1539	XFree (preedit_attr);
1563	XFree (status_attr);
1564	}	1540	}
1565	#endif /* USE_XIM */	1541	#endif /* USE_XIM */
1566		1542
1567	/*----------------------------------------------------------------------*/	1543	void
1568	rxvt_t rxvt_current_term;	1544	rxvt_term::get_window_origin (int &x, int &y)
		1545	{
		1546	Window cr;
		1547	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1548	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1549	}
		1550
		1551	Pixmap
		1552	rxvt_term::get_pixmap_property (int prop_id)
		1553	{
		1554	if (prop_id > 0 && prop_id < NUM_XA)
		1555	if (xa[prop_id])
		1556	{
		1557	int aformat;
		1558	unsigned long nitems, bytes_after;
		1559	Atom atype;
		1560	unsigned char *prop = NULL;
		1561	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1562	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1563	&nitems, &bytes_after, &prop);
		1564	if (result == Success && prop && atype == XA_PIXMAP)
		1565	return *(Pixmap *)prop;
		1566	}
		1567
		1568	return None;
		1569	}
		1570
		1571	#ifdef HAVE_BG_PIXMAP
		1572	# if TRACE_PIXMAPS
		1573	# undef update_background
		1574	void
		1575	rxvt_term::trace_update_background (const char *file, int line)
		1576	{
		1577	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1578	update_background ();
		1579	}
		1580	# endif
		1581
		1582	void
		1583	rxvt_term::update_background ()
		1584	{
		1585	if (update_background_ev.is_active ())
		1586	return;
		1587
		1588	bgPixmap.invalidate ();
		1589
		1590	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1591
		1592	if (to_wait <= 0.)
		1593	bgPixmap.render ();
		1594	else
		1595	update_background_ev.start (to_wait);
		1596	}
		1597
		1598	void
		1599	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1600	{
		1601	make_current ();
		1602
		1603	update_background_ev.stop ();
		1604	bgPixmap.render ();
		1605	refresh_check ();
		1606	}
		1607
		1608	#endif /* HAVE_BG_PIXMAP */
1569		1609
1570	/*----------------------- end-of-file (C source) -----------------------*/	1610	/*----------------------- end-of-file (C source) -----------------------*/

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