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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.119 by root, Mon Dec 13 01:29:03 2004 UTC vs.
Revision 1.351 by sf-exg, Tue Feb 1 00:41:01 2011 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) 2003-2010 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	43	#include <cstring>
48		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	57	vector<rxvt_term *> rxvt_term::termlist;
50		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
51	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
52		63
53	bool	64	bool
54	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
55	{	66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
56	if (!locale || !strncmp (locale, curlocale, 128))	72	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	73	return false;
58		74
59	strncpy (curlocale, locale, 128);	75	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
61	return true;	77	return true;
62	}	78	}
63		79
		80	void
		81	rxvt_push_locale (const char *locale) NOTHROW
		82	{
		83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
		86
		87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
64	#if ENABLE_COMBINING	93	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	94	class rxvt_composite_vec rxvt_composite;
66		95
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	97	{
69	compose_char *cc;	98	compose_char *cc;
70		99
71	// break compose chains, as stupid readline really likes to duplicate	100	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	101	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	102	cc = (*this)[c1];
74	while (cc)	103	while (cc)
75	{	104	{
76	if (cc->c2 == c2) return c1;	105	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	106	cc = (*this)[cc->c1];
78	}	107	}
79		108
80	// check to see wether this combination already exists otherwise	109	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	110	for (cc = v.end (); cc-- > v.begin (); )
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	111	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	112	return COMPOSE_LO + (cc - v.begin ());
85	}
86		113
87	// allocate a new combination	114	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	116	{
90	static int seen;	117	static int seen;
91		118
92	if (!seen++)	119	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		121
95	return REPLACEMENT_CHAR;	122	return REPLACEMENT_CHAR;
96	}	123	}
97		124
98	v.push_back (compose_char (c1, c2));	125	v.push_back (compose_char (c1, c2));
…		…
124		151
125	}	152	}
126	#endif	153	#endif
127		154
128	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
129	:	156	{
130	#if TRANSPARENT	157	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	158	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	159	#endif
139	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
141	#endif	162	#endif
142	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
143	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
144	#endif	165	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	168	#endif
148	#ifdef SELECTION_SCROLLING	169	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	171	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
153	#endif	181	#endif
154	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	184	#endif
157	#ifdef USE_XIM	185	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	187	#endif
160	sw_term (this, &rxvt_term::sig_term),	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	sw_chld (this, &rxvt_term::sig_chld),	189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	termwin_ev (this, &rxvt_term::x_cb),	190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	vt_ev (this, &rxvt_term::x_cb),	191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	check_ev (this, &rxvt_term::check_cb),	192	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	193	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	194	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
167	pty_ev (this, &rxvt_term::pty_cb),	195
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	196	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		197
172	termlist.push_back (this);	198	termlist.push_back (this);
173	}
174		199
175	rxvt_term::~rxvt_term ()	200	#ifdef KEYSYM_RESOURCE
176	{	201	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	202	#endif
		203	}
178		204
		205	// clean up the most important stuff, do *not* call x or free mem etc.
		206	// for use before an emergency exit
		207	void
		208	rxvt_term::emergency_cleanup ()
		209	{
179	if (cmd_pid)	210	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	211	kill (-cmd_pid, SIGHUP);
181		212
182	pty.put ();	213	pty_ev.stop ();
		214	delete pty; pty = 0;
		215	}
183		216
184	#ifdef UTMP_SUPPORT	217	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	218	{
186	#endif	219	termlist.erase (find (termlist.begin (), termlist.end(), this));
		220
		221	emergency_cleanup ();
187		222
188	#if ENABLE_STYLES	223	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	224	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	225	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	226	delete fontset[i];
192	#endif	227	#endif
193	delete TermWin.fontset[0];	228	delete fontset[0];
		229
		230	#ifdef HAVE_BG_PIXMAP
		231	bg_destroy ();
		232	#endif
194		233
195	if (display)	234	if (display)
196	{	235	{
197	selection_clear ();	236	selection_clear ();
		237	selection_clear (true);
198		238
199	#ifdef USE_XIM	239	#ifdef USE_XIM
200	im_destroy ();	240	im_destroy ();
201	#endif	241	#endif
202	#ifdef MENUBAR	242	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	243	if (gc) XFreeGC (dpy, gc);
204	#endif
205	#ifdef XTERM_SCROLLBAR
206	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
207	if (ShadowGC) XFreeGC (display->display, ShadowGC);
208	#endif
209	#ifdef PLAIN_SCROLLBAR
210	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
211	#endif
212	#ifdef NEXT_SCROLLBAR
213	if (blackGC) XFreeGC (display->display, blackGC);
214	if (whiteGC) XFreeGC (display->display, whiteGC);
215	if (grayGC) XFreeGC (display->display, grayGC);
216	if (darkGC) XFreeGC (display->display, darkGC);
217	if (stippleGC) XFreeGC (display->display, stippleGC);
218	if (dimple) XFreePixmap (display->display, dimple);
219	if (upArrow) XFreePixmap (display->display, upArrow);
220	if (downArrow) XFreePixmap (display->display, downArrow);
221	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
222	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
223	#endif
224	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
225	if (topShadowGC) XFreeGC (display->display, topShadowGC);
226	if (botShadowGC) XFreeGC (display->display, botShadowGC);
227	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
228	#endif
229	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
230		244
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	245	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	246	// destroy all windows
238	if (TermWin.parent[0])	247	if (parent[0])
239	XDestroyWindow (display->display, TermWin.parent[0]);	248	XDestroyWindow (dpy, parent[0]);
240	}
241		249
242	// TODO: free pixcolours, colours should become part of rxvt_display	250	for (int i = 0; i < TOTAL_COLORS; i++)
243		251	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	252	{
		253	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	254	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	255	pix_colors_unfocused [i].free (this);
247	#endif	256	#endif
		257	}
248		258
		259	clear ();
		260
		261	display->flush (); /* ideally .put should do this */
249	displays.put (display);	262	displays.put (display);
		263	}
250		264
251	scr_release ();	265	scr_release ();
252		266
253	/* clear all resources */	267	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	268	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	269	free (allocated [i]);
256		270
257	free (selection.text);	271	free (selection.text);
		272	free (selection.clip_text);
258	// TODO: manage env vars in child only(!)	273	// TODO: manage env vars in child only(!)
259	free (env_windowid);
260	free (env_display);	274	free (env_display);
261	free (env_term);	275	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	276	free (locale);
		277	free (v_buffer);
264	free (incr_buf);	278	free (incr_buf);
265		279
266	delete envv;	280	delete envv;
267	delete argv;	281	delete argv;
		282
		283	#ifdef KEYSYM_RESOURCE
		284	delete keyboard;
		285	#endif
		286	#ifndef NO_RESOURCES
		287	XrmDestroyDatabase (option_db);
		288	#endif
		289	}
		290
		291	// child has exited, usually destroys
		292	void
		293	rxvt_term::child_cb (ev::child &w, int status)
		294	{
		295	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		296
		297	cmd_pid = 0;
		298
		299	if (!option (Opt_hold))
		300	destroy ();
268	}	301	}
269		302
270	void	303	void
271	rxvt_term::destroy ()	304	rxvt_term::destroy ()
272	{	305	{
273	if (destroy_ev.active)	306	if (destroy_ev.is_active ())
274	return;	307	return;
		308
		309	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
275		310
276	#if ENABLE_OVERLAY	311	#if ENABLE_OVERLAY
277	scr_overlay_off ();	312	scr_overlay_off ();
278	#endif	313	#endif
279		314
280	if (display)	315	if (display)
281	{	316	{
282	#if USE_XIM	317	#if USE_XIM
283	im_ev.stop (display);	318	im_ev.stop (display);
284	#endif	319	#endif
285	#if HAVE_SCROLLBARS
286	scrollbar_ev.stop (display);	320	scrollbar_ev.stop (display);
287	#endif	321	#if ENABLE_TRANSPARENCY || ENABLE_PERL
288	#if MENUBAR
289	menubar_ev.stop (display);
290	#endif
291	#if TRANSPARENT
292	rootwin_ev.stop (display);	322	rootwin_ev.stop (display);
293	#endif	323	#endif
294	incr_ev.stop ();	324	incr_ev.stop ();
295	termwin_ev.stop (display);	325	termwin_ev.stop (display);
296	vt_ev.stop (display);	326	vt_ev.stop (display);
297	}	327	}
298		328
299	check_ev.stop ();	329	flush_ev.stop ();
300	pty_ev.stop ();	330	pty_ev.stop ();
301	#ifdef CURSOR_BLINK	331	#ifdef CURSOR_BLINK
302	cursor_blink_ev.stop ();	332	cursor_blink_ev.stop ();
303	#endif	333	#endif
304	#ifdef TEXT_BLINK	334	#ifdef TEXT_BLINK
…		…
312	#endif	342	#endif
313	#ifdef POINTER_BLANK	343	#ifdef POINTER_BLANK
314	pointer_ev.stop ();	344	pointer_ev.stop ();
315	#endif	345	#endif
316		346
317	destroy_ev.start (0);	347	destroy_ev.start ();
318	}	348	}
319		349
320	void	350	void
321	rxvt_term::destroy_cb (time_watcher &w)	351	rxvt_term::destroy_cb (ev::idle &w, int revents)
322	{	352	{
323	SET_R (this);	353	make_current ();
324		354
325	delete this;	355	delete this;
326	}	356	}
327		357
328	/*----------------------------------------------------------------------*/	358	void
329	/* rxvt_init () */	359	rxvt_term::set_option (uint8_t opt, bool set)
330	bool
331	rxvt_term::init (int argc, const char *const *argv)
332	{	360	{
333	SET_R (this);	361	if (!opt)
334
335	if (!init_vars ())
336	return false;	362	return;
337		363
338	init_secondary ();	364	uint8_t mask = 1 << (opt & 7);
		365	uint8_t &val = options [opt >> 3];
339		366
340	const char **cmd_argv = init_resources (argc, argv);	367	val = val & ~mask | (set ? mask : 0);
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	/*
399	* Save and then give up any super-user privileges
400	* If we need privileges in any area then we must specifically request it.
401	* We should only need to be root in these cases:
402	* 1. write utmp entries on some systems
403	* 2. chown tty on some systems
404	*/
405	rxvt_privileges (SAVE);
406	rxvt_privileges (IGNORE);
407
408	signal (SIGHUP, SIG_IGN);
409	signal (SIGPIPE, SIG_IGN);
410
411	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
412	/* signal (SIGURG, SIG_DFL); */
413
414	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
415	// TODO: handle this with exceptions and tolerate the memory loss
416	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
417	}
418
419	/* ------------------------------------------------------------------------- *
420	* SIGNAL HANDLING & EXIT HANDLER *
421	* ------------------------------------------------------------------------- */
422	/*
423	* Catch a SIGCHLD signal and exit if the direct child has died
424	*/
425
426	void
427	rxvt_term::sig_chld (sig_watcher &w)
428	{
429	// we are being called for every SIGCHLD, not just ours
430	int pid;
431
432	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
433	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
434	if (pid == (*t)->cmd_pid)
435	{
436	(*t)->destroy ();
437	break;
438	}
439	}	368	}
440		369
441	/*----------------------------------------------------------------------*/	370	/*----------------------------------------------------------------------*/
442	/*	371	/*
443	* Exit gracefully, clearing the utmp entry and restoring tty attributes	372	* Exit gracefully, clearing the utmp entry and restoring tty attributes
444	* TODO: if debugging, this should free up any known resources if we can	373	* TODO: if debugging, this should free up any known resources if we can
445	*/	374	*/
446	void	375	static XErrorHandler old_xerror_handler;
447	rxvt_destroy_all ()	376
		377	static void
		378	rxvt_emergency_cleanup ()
448	{	379	{
449	// TODO: rxvtd should clean up all ressources
450	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	380	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
451	(*t)->destroy ();	381	(*t)->emergency_cleanup ();
452	}	382	}
453		383
454	/*	384	#if !ENABLE_MINIMAL
455	* Catch a fatal signal and tidy up before quitting	385	static void
456	*/	386	print_x_error (Display *dpy, XErrorEvent *event)
457	void
458	rxvt_term::sig_term (sig_watcher &w)
459	{	387	{
460	#ifdef DEBUG_CMD	388	char buffer[BUFSIZ];
461	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	389	char mesg[BUFSIZ];
462	#endif	390	char number[32];
463	rxvt_destroy_all ();	391	const char mtype[] = "XlibMessage";
464	signal (w.signum, SIG_DFL);	392	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
465	kill (getpid (), w.signum);	393	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		394	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		395	rxvt_warn ("%s: %s\n", mesg, buffer);
		396	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		397	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		398	sprintf(number, "%d", event->request_code);
		399	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		400	rxvt_warn ("(which is %s)\n", buffer);
		401	if (event->request_code >= 128) {
		402	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		403	mesg, BUFSIZ);
		404	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		405	}
		406	if ((event->error_code == BadWindow) ||
		407	(event->error_code == BadPixmap) ||
		408	(event->error_code == BadCursor) ||
		409	(event->error_code == BadFont) ||
		410	(event->error_code == BadDrawable) ||
		411	(event->error_code == BadColor) ||
		412	(event->error_code == BadGC) ||
		413	(event->error_code == BadIDChoice) ||
		414	(event->error_code == BadValue) ||
		415	(event->error_code == BadAtom)) {
		416	if (event->error_code == BadValue)
		417	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		418	mesg, BUFSIZ);
		419	else if (event->error_code == BadAtom)
		420	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		421	mesg, BUFSIZ);
		422	else
		423	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		424	mesg, BUFSIZ);
		425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		426	}
		427	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		428	mesg, BUFSIZ);
		429	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
466	}	430	}
		431	#endif
467		432
468	/* INTPROTO */
469	int	433	int
470	rxvt_xerror_handler (Display *display, XErrorEvent *event)	434	rxvt_xerror_handler (Display *display, XErrorEvent *event)
471	{	435	{
472	if (GET_R->allowedxerror == -1)	436	if (GET_R->allowedxerror == -1)
473	GET_R->allowedxerror = event->error_code;	437	GET_R->allowedxerror = event->error_code;
474	else	438	else
475	{	439	{
		440	// GET_R is most likely not the terminal which caused the error,
		441	// so just output the error and continue
		442	#if ENABLE_MINIMAL
476	old_xerror_handler (display, event);	443	old_xerror_handler (display, event);
477	GET_R->destroy ();	444	#else
		445	print_x_error (display, event);
		446	#endif
478	}	447	}
479		448
480	return 0;	449	return 0;
481	}	450	}
482		451
483	/* ------------------------------------------------------------------------- *	452	int
484	* MEMORY ALLOCATION WRAPPERS *	453	rxvt_xioerror_handler (Display *display)
485	* ------------------------------------------------------------------------- */	454	{
		455	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		456	DisplayString (display));
		457	rxvt_emergency_cleanup ();
		458	_exit (EXIT_FAILURE);
		459	}
		460
		461	static struct sig_handlers
		462	{
		463	ev::sig sw_term, sw_int;
		464
		465	/*
		466	* Catch a fatal signal and tidy up before quitting
		467	*/
		468	void sig_term (ev::sig &w, int revents);
		469
		470	sig_handlers ()
		471	{
		472	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		473	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		474	}
		475	} sig_handlers;
		476
486	void *	477	void
487	rxvt_malloc (size_t size)	478	sig_handlers::sig_term (ev::sig &w, int revents)
488	{	479	{
489	void *p = malloc (size);	480	rxvt_emergency_cleanup ();
490		481	w.stop ();
491	if (!p)	482	kill (getpid (), w.signum);
492	rxvt_fatal ("memory allocation failure. aborting.\n");
493
494	return p;
495	}	483	}
496		484
497	/* INTPROTO */	485	static void
498	void *	486	rxvt_get_ttymode (struct termios *tio)
499	rxvt_calloc (size_t number, size_t size)
500	{	487	{
501	void *p = calloc (number, size);	488	if (tcgetattr (STDIN_FILENO, tio) < 0)
		489	memset (tio, 0, sizeof (struct termios));
502		490
503	if (!p)	491	for (int i = 0; i < NCCS; i++)
504	rxvt_fatal ("memory allocation failure. aborting.\n");	492	tio->c_cc[i] = VDISABLE;
505		493
506	return p;	494	tio->c_cc[VINTR] = CINTR;
507	}	495	tio->c_cc[VQUIT] = CQUIT;
508		496	tio->c_cc[VERASE] = CERASE;
509	/* INTPROTO */	497	#ifdef VERASE2
510	void *	498	tio->c_cc[VERASE2] = CERASE2;
511	rxvt_realloc (void *ptr, size_t size)
512	{
513	void *p = realloc (ptr, size);
514
515	if (!p)
516	rxvt_fatal ("memory allocation failure. aborting.\n");
517
518	return p;
519	}
520
521	/* ------------------------------------------------------------------------- *
522	* PRIVILEGED OPERATIONS *
523	* ------------------------------------------------------------------------- */
524	/* take care of suid/sgid super-user (root) privileges */
525	void
526	rxvt_privileges (rxvt_privaction action)
527	{
528	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
529	static uid_t euid;
530	static gid_t egid;
531	#endif	499	#endif
532		500	tio->c_cc[VKILL] = CKILL;
533	#if ! defined(__CYGWIN32__)	501	tio->c_cc[VEOF] = CEOF;
534	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	502	tio->c_cc[VSTART] = CSTART;
535	/* setreuid () is the poor man's setuid (), seteuid () */	503	tio->c_cc[VSTOP] = CSTOP;
536	# define seteuid(a) setreuid(-1, (a))	504	tio->c_cc[VSUSP] = CSUSP;
537	# define setegid(a) setregid(-1, (a))	505	# ifdef VDSUSP
538	# define HAVE_SETEUID	506	tio->c_cc[VDSUSP] = CDSUSP;
539	# endif	507	# endif
540	# ifdef HAVE_SETEUID	508	# ifdef VREPRINT
541	switch (action)	509	tio->c_cc[VREPRINT] = CRPRNT;
542	{
543	case IGNORE:
544	/*
545	* change effective uid/gid - not real uid/gid - so we can switch
546	* back to root later, as required
547	*/
548	seteuid (getuid ());
549	setegid (getgid ());
550	break;
551	case SAVE:
552	euid = geteuid ();
553	egid = getegid ();
554	break;
555	case RESTORE:
556	seteuid (euid);
557	setegid (egid);
558	break;
559	}
560	# else
561	switch (action)
562	{
563	case IGNORE:
564	setuid (getuid ());
565	setgid (getgid ());
566	/* FALLTHROUGH */
567	case SAVE:
568	/* FALLTHROUGH */
569	case RESTORE:
570	break;
571	}
572	# endif	510	# endif
		511	# ifdef VDISCRD
		512	tio->c_cc[VDISCRD] = CFLUSH;
573	#endif	513	# endif
574	}	514	# ifdef VWERSE
575		515	tio->c_cc[VWERSE] = CWERASE;
576	#ifdef UTMP_SUPPORT
577	void
578	rxvt_term::privileged_utmp (rxvt_privaction action)
579	{
580	if ((options & Opt_utmpInhibit)
581	|| !pty.name || !*pty.name)
582	return;
583
584	rxvt_privileges (RESTORE);
585
586	if (action == SAVE)
587	makeutent (pty.name, rs[Rs_display_name]);
588	else
589	cleanutent ();
590
591	rxvt_privileges (IGNORE);
592	}
593	#endif	516	# endif
		517	# ifdef VLNEXT
		518	tio->c_cc[VLNEXT] = CLNEXT;
		519	# endif
		520	# ifdef VSTATUS
		521	tio->c_cc[VSTATUS] = CSTATUS;
		522	# endif
		523
		524	# if VMIN != VEOF
		525	tio->c_cc[VMIN] = 1;
		526	# endif
		527	# if VTIME != VEOL
		528	tio->c_cc[VTIME] = 0;
		529	# endif
		530
		531	/* input modes */
		532	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		533	# ifdef IMAXBEL
		534	| IMAXBEL
		535	# endif
		536	| IXON);
		537
		538	/* output modes */
		539	tio->c_oflag = (OPOST | ONLCR);
		540
		541	/* control modes */
		542	tio->c_cflag = (CS8 | CREAD);
		543
		544	/* local modes */
		545	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		546	# if defined (ECHOCTL) && defined (ECHOKE)
		547	| ECHOCTL | ECHOKE
		548	# endif
		549	| ECHOE | ECHOK);
		550	}
		551
		552	char **rxvt_environ; // startup environment
		553
		554	void
		555	rxvt_init ()
		556	{
		557	assert (("fontMask must not overlap other RS masks",
		558	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		559
		560	rxvt_get_ttymode (&rxvt_term::def_tio);
		561
		562	// get rid of stdin/stdout as we don't need them, to free resources
		563	dup2 (STDERR_FILENO, STDIN_FILENO);
		564	dup2 (STDERR_FILENO, STDOUT_FILENO);
		565
		566	if (!ev_default_loop ())
		567	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		568
		569	rxvt_environ = environ;
		570
		571	signal (SIGHUP, SIG_IGN);
		572	signal (SIGPIPE, SIG_IGN);
		573
		574	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		575	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		576
		577	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		578	// TODO: handle this with exceptions and tolerate the memory loss
		579	XSetIOErrorHandler (rxvt_xioerror_handler);
		580
		581	XrmInitialize ();
		582	}
594		583
595	/*----------------------------------------------------------------------*/	584	/*----------------------------------------------------------------------*/
596	/*	585	/*
597	* window size/position calculcations for XSizeHint and other storage.	586	* window size/position calculations for XSizeHint and other storage.
598	* if width/height are non-zero then override calculated width/height	587	* if width/height are non-zero then override calculated width/height
599	*/	588	*/
600	void	589	void
601	rxvt_term::window_calc (unsigned int width, unsigned int height)	590	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
602	{	591	{
603	short recalc_x, recalc_y;	592	short recalc_x, recalc_y;
604	int x, y, sb_w, mb_h, flags;	593	int x, y, flags;
605	unsigned int w, h;	594	unsigned int w, h;
606	unsigned int max_width, max_height;	595	unsigned int max_width, max_height;
607		596
608	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	TermWin.ncol, TermWin.nrow, szHint.width,
610	szHint.height));
611	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	597	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
612	szHint.win_gravity = NorthWestGravity;	598	szHint.win_gravity = NorthWestGravity;
613	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	599	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
614		600
615	recalc_x = recalc_y = 0;	601	recalc_x = recalc_y = 0;
616	flags = 0;	602	flags = 0;
		603
617	if (!parsed_geometry)	604	if (!parsed_geometry)
618	{	605	{
619	parsed_geometry = 1;	606	parsed_geometry = 1;
		607
620	if (rs[Rs_geometry])	608	if (rs[Rs_geometry])
621	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	609	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		610
622	if (flags & WidthValue)	611	if (flags & WidthValue)
623	{	612	{
624	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	613	if (!w)
		614	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		615
		616	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
625	szHint.flags |= USSize;	617	szHint.flags |= USSize;
626	}	618	}
		619
627	if (flags & HeightValue)	620	if (flags & HeightValue)
628	{	621	{
629	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	622	if (!h)
		623	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		624
		625	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
630	szHint.flags |= USSize;	626	szHint.flags |= USSize;
631	}	627	}
		628
632	if (flags & XValue)	629	if (flags & XValue)
633	{	630	{
634	szHint.x = x;	631	szHint.x = x;
635	szHint.flags |= USPosition;	632	szHint.flags |= USPosition;
		633
636	if (flags & XNegative)	634	if (flags & XNegative)
637	{	635	{
638	recalc_x = 1;	636	recalc_x = 1;
639	szHint.win_gravity = NorthEastGravity;	637	szHint.win_gravity = NorthEastGravity;
640	}	638	}
641	}	639	}
		640
642	if (flags & YValue)	641	if (flags & YValue)
643	{	642	{
644	szHint.y = y;	643	szHint.y = y;
645	szHint.flags |= USPosition;	644	szHint.flags |= USPosition;
		645
646	if (flags & YNegative)	646	if (flags & YNegative)
647	{	647	{
648	recalc_y = 1;	648	recalc_y = 1;
		649
649	if (szHint.win_gravity == NorthEastGravity)	650	if (szHint.win_gravity == NorthEastGravity)
650	szHint.win_gravity = SouthEastGravity;	651	szHint.win_gravity = SouthEastGravity;
651	else	652	else
652	szHint.win_gravity = SouthWestGravity;	653	szHint.win_gravity = SouthWestGravity;
653	}	654	}
654	}	655	}
655	}	656	}
656		657
657	/* TODO: BOUNDS */	658	/* TODO: BOUNDS */
658	TermWin.width = TermWin.ncol * TermWin.fwidth;	659	width = ncol * fwidth;
659	TermWin.height = TermWin.nrow * TermWin.fheight;	660	height = nrow * fheight;
660	max_width = MAX_COLS * TermWin.fwidth;	661	max_width = MAX_COLS * fwidth;
661	max_height = MAX_ROWS * TermWin.fheight;	662	max_height = MAX_ROWS * fheight;
662		663
663	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	664	szHint.base_width = szHint.base_height = 2 * int_bwidth;
664		665
665	sb_w = mb_h = 0;
666	window_vt_x = window_vt_y = TermWin.int_bwidth;	666	window_vt_x = window_vt_y = int_bwidth;
667		667
668	if (scrollbar_visible ())	668	if (scrollBar.state)
669	{	669	{
670	sb_w = scrollbar_TotalWidth ();	670	int sb_w = scrollBar.total_width ();
671	szHint.base_width += sb_w;	671	szHint.base_width += sb_w;
		672
672	if (!(options & Opt_scrollBar_right))	673	if (!option (Opt_scrollBar_right))
673	window_vt_x += sb_w;	674	window_vt_x += sb_w;
674	}	675	}
675		676
676	if (menubar_visible ())
677	{
678	mb_h = menuBar_TotalHeight ();
679	szHint.base_height += mb_h;
680	window_vt_y += mb_h;
681	}
682
683	szHint.width_inc = TermWin.fwidth;	677	szHint.width_inc = fwidth;
684	szHint.height_inc = TermWin.fheight;	678	szHint.height_inc = fheight;
685	szHint.min_width = szHint.base_width + szHint.width_inc;	679	szHint.min_width = szHint.base_width + szHint.width_inc;
686	szHint.min_height = szHint.base_height + szHint.height_inc;	680	szHint.min_height = szHint.base_height + szHint.height_inc;
687		681
688	if (width && width - szHint.base_width < max_width)	682	if (newwidth && newwidth - szHint.base_width < max_width)
689	{	683	{
690	szHint.width = width;	684	szHint.width = newwidth;
691	TermWin.width = width - szHint.base_width;	685	width = newwidth - szHint.base_width;
692	}	686	}
693	else	687	else
694	{	688	{
695	MIN_IT (TermWin.width, max_width);	689	min_it (width, max_width);
696	szHint.width = szHint.base_width + TermWin.width;	690	szHint.width = szHint.base_width + width;
697	}	691	}
698		692
699	if (height && height - szHint.base_height < max_height)	693	if (newheight && newheight - szHint.base_height < max_height)
700	{	694	{
701	szHint.height = height;	695	szHint.height = newheight;
702	TermWin.height = height - szHint.base_height;	696	height = newheight - szHint.base_height;
703	}	697	}
704	else	698	else
705	{	699	{
706	MIN_IT (TermWin.height, max_height);	700	min_it (height, max_height);
707	szHint.height = szHint.base_height + TermWin.height;	701	szHint.height = szHint.base_height + height;
708	}	702	}
709
710	if (scrollbar_visible () && (options & Opt_scrollBar_right))
711	window_sb_x = szHint.width - sb_w;
712		703
713	if (recalc_x)	704	if (recalc_x)
714	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	705	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
715	- szHint.width - 2 * TermWin.ext_bwidth);	706
716	if (recalc_y)	707	if (recalc_y)
717	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	708	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
718	- szHint.height - 2 * TermWin.ext_bwidth);
719		709
720	TermWin.ncol = TermWin.width / TermWin.fwidth;	710	ncol = width / fwidth;
721	TermWin.nrow = TermWin.height / TermWin.fheight;	711	nrow = height / fheight;
722	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
723	TermWin.ncol, TermWin.nrow, szHint.width,
724	szHint.height));
725	return;
726	}	712	}
727		713
728	/*----------------------------------------------------------------------*/	714	/*----------------------------------------------------------------------*/
729	/*	715	/*
730	* Tell the teletype handler what size the window is.	716	* Tell the teletype handler what size the window is.
731	* Called after a window size change.	717	* Called after a window size change.
732	*/	718	*/
733	void	719	void
734	rxvt_term::tt_winch ()	720	rxvt_term::tt_winch ()
735	{	721	{
736	if (pty.pty < 0)	722	if (pty->pty < 0)
737	return;	723	return;
738		724
739	struct winsize ws;	725	struct winsize ws;
740		726
741	ws.ws_col = TermWin.ncol;	727	ws.ws_col = ncol;
742	ws.ws_row = TermWin.nrow;	728	ws.ws_row = nrow;
743	ws.ws_xpixel = TermWin.width;	729	ws.ws_xpixel = width;
744	ws.ws_ypixel = TermWin.height;	730	ws.ws_ypixel = height;
745	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	731	ioctl (pty->pty, TIOCSWINSZ, &ws);
746		732
747	#if 0	733	#if 0
748	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	734	// TIOCSWINSZ is supposed to do this automatically and correctly
749	if (cmd_pid) /* force through to the command */	735	if (cmd_pid) /* force through to the command */
750	kill (cmd_pid, SIGWINCH);	736	kill (-cmd_pid, SIGWINCH);
751	#endif	737	#endif
752	}	738	}
753		739
754	/*----------------------------------------------------------------------*/	740	/*----------------------------------------------------------------------*/
755	/* set_fonts () - load and set the various fonts	741	/* set_fonts () - load and set the various fonts
756	/*	742	*
757	* init = 1 - initialize	743	* init = 1 - initialize
758	*	744	*
759	* fontname == FONT_UP - switch to bigger font	745	* fontname == FONT_UP - switch to bigger font
760	* fontname == FONT_DN - switch to smaller font	746	* fontname == FONT_DN - switch to smaller font
761	*/	747	*/
…		…
773	return false;	759	return false;
774	}	760	}
775		761
776	#if ENABLE_STYLES	762	#if ENABLE_STYLES
777	for (int i = RS_styleCount; --i; )	763	for (int i = RS_styleCount; --i; )
778	if (TermWin.fontset[i] != TermWin.fontset[0])	764	if (fontset[i] != fontset[0])
779	delete TermWin.fontset[i];	765	delete fontset[i];
780	#endif	766	#endif
781		767
782	delete TermWin.fontset[0];	768	delete fontset[0];
783	TermWin.fontset[0] = fs;	769	fontset[0] = fs;
784		770
785	prop = (*fs)[1]->properties ();	771	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		772	prop.height += lineSpace;
		773	prop.width += letterSpace;
		774
786	fs->set_prop (prop);	775	fs->set_prop (prop, false);
787		776
788	TermWin.fwidth = prop.width;	777	fwidth = prop.width;
789	TermWin.fheight = prop.height;	778	fheight = prop.height;
790	TermWin.fweight = prop.weight;	779	fbase = prop.ascent;
791	TermWin.fslant = prop.slant;
792	TermWin.fbase = (*fs)[1]->ascent;
793		780
794	for (int style = 1; style < 4; style++)	781	for (int style = 1; style < 4; style++)
795	{	782	{
796	#if ENABLE_STYLES	783	#if ENABLE_STYLES
797	const char *res = rs[Rs_font + style];	784	const char *res = rs[Rs_font + style];
798		785
799	if (res && !*res)	786	if (res && !*res)
800	TermWin.fontset[style] = TermWin.fontset[0];	787	fontset[style] = fontset[0];
801	else	788	else
802	{	789	{
803	TermWin.fontset[style] = fs = new rxvt_fontset (this);	790	fontset[style] = fs = new rxvt_fontset (this);
804	rxvt_fontprop prop2 = prop;	791	rxvt_fontprop prop2 = prop;
805		792
806	if (res)	793	if (res)
807	prop2.weight = prop2.slant = rxvt_fontprop::unset;	794	{
		795	fs->populate (res);
		796	fs->set_prop (prop2, false);
		797	}
808	else	798	else
809	{	799	{
810	res = TermWin.fontset[0]->fontdesc;	800	fs->populate (fontset[0]->fontdesc);
811		801
812	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	802	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
813	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	803	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		804
		805	fs->set_prop (prop2, true);
814	}	806	}
815		807
816	fs->populate (res);
817	fs->set_prop (prop2);
818	}	808	}
819	#else	809	#else
820	TermWin.fontset[style] = TermWin.fontset[0];	810	fontset[style] = fontset[0];
821	#endif	811	#endif
822	}	812	}
823		813
824	if (TermWin.parent[0])	814	if (parent[0])
825	{	815	{
826	resize_all_windows (0, 0, 0);	816	resize_all_windows (0, 0, 0);
827	scr_remap_chars ();	817	scr_remap_chars ();
828	scr_touch (true);	818	scr_touch (true);
829	}	819	}
830		820
831	return true;	821	return true;
832	}	822	}
833		823
		824	void
834	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	825	rxvt_term::set_string_property (Atom prop, const char *str, int len)
835	{	826	{
836	// TODO: SMART_WINDOW_TITLE
837	XChangeProperty (display->display, TermWin.parent[0],	827	XChangeProperty (dpy, parent[0],
838	prop, XA_STRING, 8, PropModeReplace,	828	prop, XA_STRING, 8, PropModeReplace,
839	(const unsigned char *)str, len >= 0 ? len : strlen (str));	829	(const unsigned char *)str, len >= 0 ? len : strlen (str));
840	}	830	}
841		831
		832	void
		833	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		834	{
		835	XTextProperty ct;
		836
		837	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		838	{
		839	XSetTextProperty (dpy, parent[0], &ct, prop);
		840	XFree (ct.value);
		841	}
		842	}
		843
		844	void
842	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	845	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
843	{	846	{
844	// TODO: SMART_WINDOW_TITLE
845	wchar_t *ws = rxvt_mbstowcs (str, len);	847	wchar_t *ws = rxvt_mbstowcs (str, len);
846	char *s = rxvt_wcstoutf8 (ws);	848	char *s = rxvt_wcstoutf8 (ws);
847		849
848	XChangeProperty (display->display, TermWin.parent[0],	850	XChangeProperty (dpy, parent[0],
849	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	851	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
850	(const unsigned char *)s, strlen (s));	852	(const unsigned char *)s, strlen (s));
851		853
852	free (s);	854	free (s);
853	free (ws);	855	free (ws);
…		…
857	/*----------------------------------------------------------------------*/	859	/*----------------------------------------------------------------------*/
858	/* xterm sequences - title, iconName, color (exptl) */	860	/* xterm sequences - title, iconName, color (exptl) */
859	void	861	void
860	rxvt_term::set_title (const char *str)	862	rxvt_term::set_title (const char *str)
861	{	863	{
862	set_string_property (XA_WM_NAME, str);	864	set_mbstring_property (XA_WM_NAME, str);
863	#if ENABLE_FRILLS	865	#if ENABLE_EWMH
864	set_utf8_property (display->atom ("_NET_WM_NAME"), str);	866	set_utf8_property (xa[XA_NET_WM_NAME], str);
865	#endif	867	#endif
866	}	868	}
867		869
868	void	870	void
869	rxvt_term::set_icon_name (const char *str)	871	rxvt_term::set_icon_name (const char *str)
870	{	872	{
871	set_string_property (XA_WM_ICON_NAME, str);	873	set_mbstring_property (XA_WM_ICON_NAME, str);
872	#if ENABLE_FRILLS	874	#if ENABLE_EWMH
873	set_utf8_property (display->atom ("_NET_WM_ICON_NAME"), str);	875	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
874	#endif	876	#endif
875	}	877	}
876		878
		879	void
		880	rxvt_term::set_window_color (int idx, const char *color)
		881	{
877	#ifdef XTERM_COLOR_CHANGE	882	#ifdef XTERM_COLOR_CHANGE
878	void
879	rxvt_term::set_window_color (int idx, const char *color)
880	{
881	rxvt_color xcol;	883	rxvt_color xcol;
882	int i;
883		884
884	if (color == NULL || *color == '\0')	885	if (color == NULL || *color == '\0')
885	return;	886	return;
886		887
		888	color = strdup (color);
		889	allocated.push_back ((void *)color);
		890	rs[Rs_color + idx] = color;
		891
887	/* handle color aliases */	892	/* handle color aliases */
888	if (isdigit (*color))	893	if (isdigit (*color))
889	{	894	{
890	i = atoi (color);	895	int i = atoi (color);
		896
891	if (i >= 8 && i <= 15)	897	if (i >= 8 && i <= 15)
		898	{
892	{ /* bright colors */	899	/* bright colors */
893	i -= 8;
894	# ifndef NO_BRIGHTCOLOR
895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	900	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
896	SET_PIXCOLOR (idx);
897	goto Done;	901	goto done;
898	# endif
899
900	}	902	}
		903
901	if (i >= 0 && i <= 7)	904	if (i >= 0 && i <= 7)
		905	{
902	{ /* normal colors */	906	/* normal colors */
903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	907	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
904	SET_PIXCOLOR (idx);
905	goto Done;	908	goto done;
906	}	909	}
907	}	910	}
908		911
909	if (!rXParseAllocColor (& xcol, color))	912	set_color (xcol, color);
910	return;
911
912	/* XStoreColor (display->display, display->cmap, XColor*); */
913		913
914	/*	914	/*
915	* FIXME: should free colors here, but no idea how to do it so instead,	915	* FIXME: should free colors here, but no idea how to do it so instead,
916	* so just keep gobbling up the colormap	916	* so just keep gobbling up the colormap
917	*/	917	*/
918	# if 0
919	for (i = Color_Black; i <= Color_White; i++)
920	if (pix_colors[idx] == pix_colors[i])
921	break;
922	if (i > Color_White)
923	{
924	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
925	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
926	DisplayPlanes (display->display, display->screen));
927	}
928	# endif
929		918
930	pix_colors_focused[idx] = xcol;	919	pix_colors_focused[idx] = xcol;
931	SET_PIXCOLOR (idx);
932		920
933	/* XSetWindowAttributes attr; */
934	/* Cursor cursor; */
935	Done:	921	done:
936	#ifdef OFF_FOCUS_FADING
937	if (rs[Rs_fade])
938	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
939	#endif
940
941	/*TODO: handle Color_BD, scrollbar background, etc. */	922	/*TODO: handle Color_BD, scrollbar background, etc. */
942		923
		924	update_fade_color (idx);
943	recolour_cursor ();	925	recolour_cursor ();
944	scr_recolour ();	926	scr_recolour ();
		927	#endif /* XTERM_COLOR_CHANGE */
945	}	928	}
946
947	#else
948	# define set_window_color (idx,color) ((void)0)
949	#endif /* XTERM_COLOR_CHANGE */
950		929
951	void	930	void
952	rxvt_term::recolour_cursor ()	931	rxvt_term::recolour_cursor ()
953	{	932	{
954	XColor xcol[2];	933	XColor fg, bg;
955		934
956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	935	(ISSET_PIXCOLOR (Color_pointer_fg)
957	? pix_colors_focused[Color_pointer_fg]	936	? pix_colors_focused[Color_pointer_fg]
958	: pix_colors_focused[Color_fg];	937	: pix_colors_focused[Color_fg]).get (fg);
		938
959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	939	(ISSET_PIXCOLOR (Color_pointer_bg)
960	? pix_colors_focused[Color_pointer_bg]	940	? pix_colors_focused[Color_pointer_bg]
961	: pix_colors_focused[Color_bg];	941	: pix_colors_focused[Color_bg]).get (bg);
962		942
963	XQueryColors (display->display, display->cmap, xcol, 2);	943	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
965	}	944	}
966		945
967	/*----------------------------------------------------------------------*/	946	/*----------------------------------------------------------------------*/
968	/*	947	/*
969	* find if fg/bg matches any of the normal (low-intensity) colors	948	* find if fg/bg matches any of the normal (low-intensity) colors
970	*/	949	*/
971	void	950	void
972	rxvt_term::set_colorfgbg ()	951	rxvt_term::set_colorfgbg ()
973	{	952	{
974	unsigned int i;	953	unsigned int i;
975	const char *xpmb = "\0";	954	const char *xpmb = "";
976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	955	char fstr[] = "default";
		956	char bstr[] = "default";
977		957
978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
979	strcpy (fstr, "default");
980	strcpy (bstr, "default");
981	for (i = Color_Black; i <= Color_White; i++)	958	for (i = Color_Black; i <= Color_White; i++)
982	if (pix_colors[Color_fg] == pix_colors[i])	959	if (pix_colors[Color_fg] == pix_colors[i])
983	{	960	{
984	sprintf (fstr, "%d", (i - Color_Black));	961	sprintf (fstr, "%d", i - Color_Black);
985	break;	962	break;
986	}	963	}
987		964
988	for (i = Color_Black; i <= Color_White; i++)	965	for (i = Color_Black; i <= Color_White; i++)
989	if (pix_colors[Color_bg] == pix_colors[i])	966	if (pix_colors[Color_bg] == pix_colors[i])
990	{	967	{
991	sprintf (bstr, "%d", (i - Color_Black));	968	sprintf (bstr, "%d", i - Color_Black);
992	#ifdef XPM_BACKGROUND	969	#ifdef BG_IMAGE_FROM_FILE
993	xpmb = "default;";	970	xpmb = "default;";
994	#endif	971	#endif
995	break;	972	break;
996	}	973	}
997		974
998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	975	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
999	}	976	}
1000		977
1001	/*----------------------------------------------------------------------*/	978	/*----------------------------------------------------------------------*/
1002	/*
1003	* Colour determination for low colour displays, routine from
1004	* Hans de Goede <hans@highrise.nl>
1005	*/
1006		979
1007	int	980	bool
1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	981	rxvt_term::set_color (rxvt_color &color, const char *name)
1009	{	982	{
1010	if (!screen_in_out->set (display, colour))	983	if (color.set (this, name))
1011	{
1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1013	return false;
1014	}
1015
1016	return true;	984	return true;
		985
		986	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		987	return false;
		988	}
		989
		990	void
		991	rxvt_term::alias_color (int dst, int src)
		992	{
		993	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1017	}	994	}
1018		995
1019	/* -------------------------------------------------------------------- *	996	/* -------------------------------------------------------------------- *
1020	* - WINDOW RESIZING - *	997	* - WINDOW RESIZING - *
1021	* -------------------------------------------------------------------- */	998	* -------------------------------------------------------------------- */
1022	void	999	void
1023	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1000	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1024	{	1001	{
1025	int fix_screen;	1002	int fix_screen;
		1003	int old_width = szHint.width;
		1004	int old_height = szHint.height;
1026		1005
1027	#ifdef SMART_RESIZE
1028	int old_width = szHint.width, old_height = szHint.height;
1029	#endif
1030
1031	window_calc (width, height);	1006	window_calc (newwidth, newheight);
		1007
		1008	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1009
		1010	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1011	if (set_hint)
		1012	{
		1013	szHint.flags &= ~(PBaseSize | PResizeInc);
1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1014	XSetWMNormalHints (dpy, parent[0], &szHint);
		1015	szHint.flags |= PBaseSize | PResizeInc;
		1016	}
1033		1017
1034	if (!ignoreparent)	1018	if (!ignoreparent)
1035	{	1019	{
1036	#ifdef SMART_RESIZE	1020	#ifdef SMART_RESIZE
1037	/*	1021	/*
…		…
1041	int x, y, x1, y1;	1025	int x, y, x1, y1;
1042	int dx, dy;	1026	int dx, dy;
1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1027	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1044	Window unused_cr;	1028	Window unused_cr;
1045		1029
1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1030	XTranslateCoordinates (dpy, parent[0], display->root,
1047	0, 0, &x, &y, &unused_cr);	1031	0, 0, &x, &y, &unused_cr);
1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1032	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1033	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1050	/*	1034	/*
1051	* if display->root isn't the parent window, a WM will probably have offset	1035	* if display->root isn't the parent window, a WM will probably have offset
1052	* our position for handles and decorations. Counter it	1036	* our position for handles and decorations. Counter it
1053	*/	1037	*/
…		…
1055	{	1039	{
1056	x -= x1;	1040	x -= x1;
1057	y -= y1;	1041	y -= y1;
1058	}	1042	}
1059		1043
1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1044	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1045	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1062	dx = old_width - szHint.width;	1046	dx = old_width - szHint.width;
1063	dy = old_height - szHint.height;	1047	dy = old_height - szHint.height;
1064		1048
1065	/* Check position of the center of the window */	1049	/* Check position of the center of the window */
1066	if (x < x1) /* left half */	1050	if (x < x1) /* left half */
1067	dx = 0;	1051	dx = 0;
…		…
1070	if (y < y1) /* top half */	1054	if (y < y1) /* top half */
1071	dy = 0;	1055	dy = 0;
1072	else if (y == y1) /* exact center */	1056	else if (y == y1) /* exact center */
1073	dy /= 2;	1057	dy /= 2;
1074		1058
1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1059	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1076	szHint.width, szHint.height);	1060	szHint.width, szHint.height);
1077	#else	1061	#else
1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1062	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1079	#endif	1063	#endif
1080	}	1064	}
1081		1065
		1066	if (set_hint)
		1067	XSetWMNormalHints (dpy, parent[0], &szHint);
		1068
1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1069	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1083		1070
1084	if (fix_screen || width != old_width || height != old_height)	1071	if (fix_screen || newwidth != old_width || newheight != old_height)
1085	{	1072	{
1086	if (scrollbar_visible ())	1073	if (scrollBar.state)
1087	{	1074	scrollBar.resize ();
1088	XMoveResizeWindow (display->display, scrollBar.win,
1089	window_sb_x, 0,
1090	scrollbar_TotalWidth (), szHint.height);
1091	resize_scrollbar ();
1092	}
1093		1075
1094	if (menubar_visible ())
1095	XMoveResizeWindow (display->display, menuBar.win,
1096	window_vt_x, 0,
1097	TermWin_TotalWidth (), menuBar_TotalHeight ());
1098
1099	XMoveResizeWindow (display->display, TermWin.vt,	1076	XMoveResizeWindow (dpy, vt,
1100	window_vt_x, window_vt_y,	1077	window_vt_x, window_vt_y,
1101	TermWin_TotalWidth (), TermWin_TotalHeight ());	1078	width, height);
1102	scr_clear ();	1079
1103	#ifdef XPM_BACKGROUND	1080	#ifdef HAVE_BG_PIXMAP
1104	resize_pixmap ();	1081	if (bg_window_size_sensitive ())
		1082	update_background ();
1105	#endif	1083	#endif
1106	}	1084	}
1107		1085
1108	if (fix_screen || old_height == 0)	1086	if (fix_screen || old_height == 0)
1109	{
1110	int curr_screen = -1;
1111	int old_ncol = prev_ncol;
1112
1113	/* scr_reset only works on the primary screen */
1114	if (old_height) /* this is not the first time through */
1115	{
1116	unsigned int ncol = TermWin.ncol;
1117	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1118	curr_screen = scr_change_screen (PRIMARY);
1119	TermWin.ncol = ncol;
1120	}
1121
1122	scr_reset ();	1087	scr_reset ();
1123
1124	if (curr_screen >= 0) /* this is not the first time through */
1125	{
1126	scr_change_screen (curr_screen);
1127	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1128	}
1129	}
1130
1131	old_width = szHint.width;
1132	old_height = szHint.height;
1133		1088
1134	#ifdef USE_XIM	1089	#ifdef USE_XIM
1135	IMSetStatusPosition ();	1090	IMSetPosition ();
1136	#endif	1091	#endif
1137	}	1092	}
1138		1093
1139	/*	1094	/*
1140	* Set the width/height of the vt window in characters. Units are pixels.	1095	* Set the width/height of the vt window in characters. Units are pixels.
1141	* good for toggling 80/132 columns	1096	* good for toggling 80/132 columns
1142	*/	1097	*/
1143	void	1098	void
1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1099	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1145	{	1100	{
1146	XWindowAttributes wattr;	1101	XWindowAttributes wattr;
1147		1102
1148	if (width == 0 || height == 0)	1103	if (newwidth == 0 || newheight == 0)
1149	{	1104	{
1150	XGetWindowAttributes (display->display, display->root, &wattr);	1105	XGetWindowAttributes (dpy, display->root, &wattr);
		1106
1151	if (width == 0)	1107	if (newwidth == 0)
1152	width = wattr.width - szHint.base_width;	1108	newwidth = wattr.width - szHint.base_width;
1153	if (height == 0)	1109	if (newheight == 0)
1154	height = wattr.height - szHint.base_height;	1110	newheight = wattr.height - szHint.base_height;
1155	}
1156
1157	if (width != TermWin.width || height != TermWin.height)
1158	{	1111	}
		1112
		1113	if (newwidth != width || newheight != height)
		1114	{
1159	width += szHint.base_width;	1115	newwidth += szHint.base_width;
1160	height += szHint.base_height;	1116	newheight += szHint.base_height;
1161	resize_all_windows (width, height, 0);	1117	resize_all_windows (newwidth, newheight, 0);
1162	}	1118	}
1163	}	1119	}
1164		1120
1165	/* -------------------------------------------------------------------- *	1121	/* -------------------------------------------------------------------- *
1166	* - X INPUT METHOD ROUTINES - *	1122	* - X INPUT METHOD ROUTINES - *
…		…
1168	#ifdef USE_XIM	1124	#ifdef USE_XIM
1169		1125
1170	void	1126	void
1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1127	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1172	{	1128	{
1173	fg = pix_colors[Color_fg];	1129	fg = pix_colors [Color_fg];
1174	bg = pix_colors[Color_bg];	1130	bg = pix_colors [Color_bg];
1175	}	1131	}
1176		1132
1177	void	1133	void
1178	rxvt_term::im_set_size (XRectangle &size)	1134	rxvt_term::im_set_size (XRectangle &size)
1179	{	1135	{
1180	// the int_bwidth terms make no sense to me	1136	// the int_bwidth terms make no sense to me
1181	size.x = TermWin.int_bwidth;	1137	size.x = int_bwidth;
1182	size.y = TermWin.int_bwidth;	1138	size.y = int_bwidth;
1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1139	size.width = Width2Pixel (ncol) + int_bwidth;
1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1140	size.height = Height2Pixel (nrow) + int_bwidth;
1185	}	1141	}
1186		1142
1187	void	1143	void
1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1144	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1189	XRectangle &status_rect,	1145	XRectangle &status_rect,
1190	const XRectangle &needed_rect)	1146	const XRectangle &needed_rect)
1191	{	1147	{
1192	preedit_rect.x = needed_rect.width;	1148	preedit_rect.x = needed_rect.width;
1193	preedit_rect.y = 0;	1149	preedit_rect.y = 0;
1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1150	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1195	preedit_rect.height = TermWin.fheight;	1151	preedit_rect.height = fheight;
1196		1152
1197	status_rect.x = 0;	1153	status_rect.x = 0;
1198	status_rect.y = 0;	1154	status_rect.y = 0;
1199	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1155	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1200	status_rect.height = TermWin.fheight;	1156	status_rect.height = fheight;
1201	}	1157	}
1202		1158
1203	/* Checking whether input method is running. */	1159	/* Checking whether input method is running. */
1204	bool	1160	bool
1205	rxvt_term::IMisRunning ()	1161	rxvt_term::IMisRunning ()
1206	{	1162	{
1207	char *p;
1208	Atom atom;	1163	Atom atom;
1209	Window win;	1164	Window win;
1210	char server[IMBUFSIZ];	1165	char server[IMBUFSIZ];
1211		1166
1212	/* get current locale modifier */	1167	/* get current locale modifier */
1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1168	if (char *p = XSetLocaleModifiers (0))
1214	{	1169	{
1215	strcpy (server, "@server=");	1170	strcpy (server, "@server=");
1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1171	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1217		1172
1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1173	if (p = strchr (server + 1, '@')) /* first one only */
1219	*p = '\0';	1174	*p = '\0';
1220		1175
1221	atom = XInternAtom (display->display, server, False);	1176	atom = XInternAtom (dpy, server, False);
1222	win = XGetSelectionOwner (display->display, atom);	1177	win = XGetSelectionOwner (dpy, atom);
1223		1178
1224	if (win != None)	1179	if (win != None)
1225	return True;	1180	return true;
1226	}	1181	}
1227		1182
1228	return False;	1183	return false;
1229	}	1184	}
1230		1185
1231	void	1186	void
1232	rxvt_term::IMSendSpot ()	1187	rxvt_term::IMSendSpot ()
1233	{	1188	{
1234	XPoint nspot;	1189	XPoint nspot;
1235	XVaNestedList preedit_attr;	1190	XVaNestedList preedit_attr;
1236		1191
1237	if (!Input_Context	1192	if (!Input_Context
1238	|| !TermWin.focus	1193	|| !focus
1239	|| !(input_style & XIMPreeditPosition))	1194	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1240	return;	1195	return;
1241		1196
1242	im_set_position (nspot);	1197	im_set_position (nspot);
1243		1198
1244	if (nspot.x == spot.x && nspot.y == spot.y)	1199	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1263	input_method = 0;	1218	input_method = 0;
1264	}	1219	}
1265		1220
1266	Input_Context = 0;	1221	Input_Context = 0;
1267	}	1222	}
		1223
		1224	#ifdef ENABLE_XIM_ONTHESPOT
		1225
		1226	static void
		1227	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1228	{
		1229	((rxvt_term *)client_data)->make_current ();
		1230	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1231	}
		1232
		1233	static void
		1234	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1235	{
		1236	((rxvt_term *)client_data)->make_current ();
		1237	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1238	}
		1239
		1240	static void
		1241	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1242	{
		1243	rxvt_term *term = (rxvt_term *)client_data;
		1244	XIMText *text = call_data->text;
		1245
		1246	term->make_current ();
		1247
		1248	if (text)
		1249	{
		1250	wchar_t *str;
		1251
		1252	if (!text->encoding_is_wchar && text->string.multi_byte)
		1253	{
		1254	// of course, X makes it ugly again
		1255	if (term->rs[Rs_imLocale])
		1256	SET_LOCALE (term->rs[Rs_imLocale]);
		1257
		1258	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1259	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1260
		1261	if (term->rs[Rs_imLocale])
		1262	SET_LOCALE (term->locale);
		1263	}
		1264	else
		1265	str = text->string.wide_char;
		1266
		1267	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1268	DT_INT, call_data->caret,
		1269	DT_INT, call_data->chg_first,
		1270	DT_INT, call_data->chg_length,
		1271	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1272	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1273	DT_END));
		1274	}
		1275	else
		1276	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1277	DT_INT, call_data->caret,
		1278	DT_INT, call_data->chg_first,
		1279	DT_INT, call_data->chg_length,
		1280	DT_END));
		1281	}
		1282
		1283	#if 0
		1284	static void
		1285	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1289	DT_INT, call_data->position,
		1290	DT_INT, call_data->direction,
		1291	DT_INT, call_data->style,
		1292	DT_END));
		1293	}
		1294	#endif
		1295
		1296	#endif
1268		1297
1269	/*	1298	/*
1270	* Try to open a XIM with the current modifiers, then see if we can	1299	* Try to open a XIM with the current modifiers, then see if we can
1271	* open a suitable preedit type	1300	* open a suitable preedit type
1272	*/	1301	*/
…		…
1279	XRectangle rect, status_rect, needed_rect;	1308	XRectangle rect, status_rect, needed_rect;
1280	unsigned long fg, bg;	1309	unsigned long fg, bg;
1281	const char *p;	1310	const char *p;
1282	char **s;	1311	char **s;
1283	XIMStyles *xim_styles;	1312	XIMStyles *xim_styles;
		1313	#ifdef ENABLE_XIM_ONTHESPOT
		1314	XIMCallback xcb[4];
		1315	#endif
		1316
		1317	set_environ (envv);
1284		1318
1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1319	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1286	return false;	1320	return false;
1287		1321
1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1289	input_method = display->get_xim (locale, modifiers);	1322	input_method = display->get_xim (locale, modifiers);
1290	if (input_method == NULL)	1323	if (input_method == NULL)
1291	return false;	1324	return false;
1292		1325
1293	xim = input_method->xim;	1326	xim = input_method->xim;
…		…
1308	p = pet[pi];	1341	p = pet[pi];
1309		1342
1310	if (!p)	1343	if (!p)
1311	continue;	1344	continue;
1312		1345
1313	s = rxvt_splitcommastring (p);	1346	s = rxvt_strsplit (',', p);
1314		1347
1315	for (i = found = 0; !found && s[i]; i++)	1348	for (i = found = 0; !found && s[i]; i++)
1316	{	1349	{
1317	if (!strcmp (s[i], "OverTheSpot"))	1350	if (!strcmp (s[i], "OverTheSpot"))
1318	input_style = (XIMPreeditPosition | XIMStatusNothing);	1351	input_style = XIMPreeditPosition | XIMStatusNothing;
1319	else if (!strcmp (s[i], "OffTheSpot"))	1352	else if (!strcmp (s[i], "OffTheSpot"))
1320	input_style = (XIMPreeditArea | XIMStatusArea);	1353	input_style = XIMPreeditArea | XIMStatusArea;
1321	else if (!strcmp (s[i], "Root"))	1354	else if (!strcmp (s[i], "Root"))
1322	input_style = (XIMPreeditNothing | XIMStatusNothing);	1355	input_style = XIMPreeditNothing | XIMStatusNothing;
1323	else if (!strcmp (s[i], "None"))	1356	else if (!strcmp (s[i], "None"))
1324	input_style = (XIMPreeditNone | XIMStatusNone);	1357	input_style = XIMPreeditNone | XIMStatusNone;
		1358	#ifdef ENABLE_XIM_ONTHESPOT
		1359	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1360	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1361	#endif
		1362	else
		1363	input_style = XIMPreeditNothing | XIMStatusNothing;
1325		1364
1326	for (j = 0; j < xim_styles->count_styles; j++)	1365	for (j = 0; j < xim_styles->count_styles; j++)
1327	if (input_style == xim_styles->supported_styles[j])	1366	if (input_style == xim_styles->supported_styles[j])
1328	{	1367	{
1329	rxvt_freecommastring (s);	1368	rxvt_free_strsplit (s);
1330		1369
1331	found = 1;	1370	found = 1;
1332	goto foundpet;	1371	goto foundpet;
1333	}	1372	}
1334		1373
1335	}	1374	}
1336		1375
1337	rxvt_freecommastring (s);	1376	rxvt_free_strsplit (s);
1338	}	1377	}
1339		1378
1340	foundpet:	1379	foundpet:
1341		1380
1342	XFree (xim_styles);	1381	XFree (xim_styles);
…		…
1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"*",	1406	"*",
1368	TermWin.fheight,	1407	fheight,
1369	TermWin.fheight + 1, TermWin.fheight - 1,	1408	fheight + 1, fheight - 1,
1370	TermWin.fheight - 2, TermWin.fheight + 2);	1409	fheight - 2, fheight + 2);
1371		1410
1372	fs = XCreateFontSet (display->display, pat,	1411	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1373	&missing_charset_list, &missing_charset_count, &def_string);	1412	&missing_charset_list, &missing_charset_count, &def_string);
1374		1413
1375	if (missing_charset_list)	1414	if (missing_charset_list)
1376	XFreeStringList (missing_charset_list);	1415	XFreeStringList (missing_charset_list);
1377		1416
…		…
1418	XNBackground, bg,	1457	XNBackground, bg,
1419	XNArea, &status_rect,	1458	XNArea, &status_rect,
1420	XNFontSet, fs,	1459	XNFontSet, fs,
1421	NULL);	1460	NULL);
1422	}	1461	}
		1462	#if ENABLE_XIM_ONTHESPOT
		1463	else if (input_style & XIMPreeditCallbacks)
		1464	{
		1465	im_set_position (spot);
		1466
		1467	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1468	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1469	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1470	# if 0
		1471	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1472	# endif
		1473
		1474	preedit_attr = XVaCreateNestedList (0,
		1475	XNSpotLocation, &spot,
		1476	XNPreeditStartCallback, &xcb[0],
		1477	XNPreeditDoneCallback , &xcb[1],
		1478	XNPreeditDrawCallback , &xcb[2],
		1479	# if 0
		1480	XNPreeditCaretCallback, &xcb[3],
		1481	# endif
		1482	NULL);
		1483	}
		1484	#endif
1423		1485
1424	Input_Context = XCreateIC (xim,	1486	Input_Context = XCreateIC (xim,
1425	XNInputStyle, input_style,	1487	XNInputStyle, input_style,
1426	XNClientWindow, TermWin.vt,	1488	XNClientWindow, vt,
1427	XNFocusWindow, TermWin.parent[0],	1489	XNFocusWindow, parent[0],
1428	preedit_attr ? XNPreeditAttributes : NULL,	1490	preedit_attr ? XNPreeditAttributes : NULL,
1429	preedit_attr,	1491	preedit_attr,
1430	status_attr ? XNStatusAttributes : NULL,	1492	status_attr ? XNStatusAttributes : NULL,
1431	status_attr, NULL);	1493	status_attr, NULL);
1432		1494
1433	if (preedit_attr) XFree (preedit_attr);	1495	if (preedit_attr) XFree (preedit_attr);
1434	if (status_attr) XFree (status_attr);	1496	if (status_attr) XFree (status_attr);
1435	if (fs) XFreeFontSet (display->display, fs);	1497	if (fs) XFreeFontSet (dpy, fs);
1436		1498
1437	if (Input_Context == NULL)	1499	if (Input_Context == NULL)
1438	{	1500	{
1439	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1501	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1440	im_destroy ();	1502	im_destroy ();
1441	return false;	1503	return false;
1442	}	1504	}
1443		1505
1444	if (input_style & XIMPreeditArea)	1506	#if 0
		1507	// unfortunately, only the focus window is used by XIM, hard to fix
		1508	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1509	vt_select_input ();
		1510	#endif
		1511
1445	IMSetStatusPosition ();	1512	IMSetPosition ();
1446		1513
1447	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1448	return true;	1514	return true;
1449	}	1515	}
1450		1516
1451	void	1517	void
1452	rxvt_term::im_cb ()	1518	rxvt_term::im_cb ()
1453	{	1519	{
1454	int i, found, had_im;	1520	int i;
1455	const char *p;	1521	const char *p;
1456	char **s;	1522	char **s;
1457	char buf[IMBUFSIZ];	1523	char buf[IMBUFSIZ];
1458		1524
		1525	make_current ();
		1526
1459	im_destroy ();	1527	im_destroy ();
1460		1528
1461	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1462	if (Input_Context)	1529	if (Input_Context)
1463	return;	1530	return;
1464		1531
1465	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1532	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1466	if (rs[Rs_imLocale])	1533	if (rs[Rs_imLocale])
…		…
1470	p = rs[Rs_inputMethod];	1537	p = rs[Rs_inputMethod];
1471	if (p && *p)	1538	if (p && *p)
1472	{	1539	{
1473	bool found = false;	1540	bool found = false;
1474		1541
1475	s = rxvt_splitcommastring (p);	1542	s = rxvt_strsplit (',', p);
1476		1543
1477	for (i = 0; s[i]; i++)	1544	for (i = 0; s[i]; i++)
1478	{	1545	{
1479	if (*s[i])	1546	if (*s[i])
1480	{	1547	{
…		…
1486	break;	1553	break;
1487	}	1554	}
1488	}	1555	}
1489	}	1556	}
1490		1557
1491	rxvt_freecommastring (s);	1558	rxvt_free_strsplit (s);
1492		1559
1493	if (found)	1560	if (found)
1494	goto done;	1561	goto done;
1495	}	1562	}
1496		1563
…		…
1508	SET_LOCALE (locale);	1575	SET_LOCALE (locale);
1509	#endif	1576	#endif
1510	}	1577	}
1511		1578
1512	void	1579	void
1513	rxvt_term::IMSetStatusPosition ()	1580	rxvt_term::IMSetPosition ()
1514	{	1581	{
1515	XRectangle preedit_rect, status_rect, *needed_rect;	1582	XRectangle preedit_rect, status_rect, *needed_rect;
1516	XVaNestedList preedit_attr, status_attr;	1583	XVaNestedList preedit_attr, status_attr;
1517		1584
1518	if (!Input_Context	1585	if (!Input_Context
1519	|| !TermWin.focus	1586	|| !focus
1520	|| !(input_style & XIMPreeditArea)	1587	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1521	|| !IMisRunning ())	1588	|| !IMisRunning ())
1522	return;	1589	return;
1523		1590
		1591	if (input_style & XIMPreeditPosition)
		1592	{
		1593	im_set_size (preedit_rect);
		1594	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1595
		1596	XSetICValues (Input_Context,
		1597	XNPreeditAttributes, preedit_attr, NULL);
		1598	}
		1599	else
		1600	{
1524	/* Getting the necessary width of preedit area */	1601	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1602	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1603	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1604	XFree (status_attr);
1528		1605
1529	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1606	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1530	XFree (needed_rect);	1607	XFree (needed_rect);
1531		1608
1532	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1609	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1533	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1610	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1534		1611
1535	XSetICValues (Input_Context,	1612	XSetICValues (Input_Context,
1536	XNPreeditAttributes, preedit_attr,	1613	XNPreeditAttributes, preedit_attr,
1537	XNStatusAttributes, status_attr, NULL);	1614	XNStatusAttributes, status_attr,
		1615	NULL);
1538		1616
		1617	XFree (status_attr);
		1618	}
		1619
1539	XFree (preedit_attr);	1620	XFree (preedit_attr);
1540	XFree (status_attr);
1541	}	1621	}
1542	#endif /* USE_XIM */	1622	#endif /* USE_XIM */
1543		1623
1544	/*----------------------------------------------------------------------*/	1624	void
1545	rxvt_t rxvt_current_term;	1625	rxvt_term::get_window_origin (int &x, int &y)
		1626	{
		1627	Window cr;
		1628	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1629	}
		1630
		1631	Pixmap
		1632	rxvt_term::get_pixmap_property (Atom property)
		1633	{
		1634	Pixmap pixmap = None;
		1635
		1636	int aformat;
		1637	unsigned long nitems, bytes_after;
		1638	Atom atype;
		1639	unsigned char *prop;
		1640	int result = XGetWindowProperty (dpy, display->root, property,
		1641	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1642	&nitems, &bytes_after, &prop);
		1643	if (result == Success)
		1644	{
		1645	if (atype == XA_PIXMAP)
		1646	pixmap = *(Pixmap *)prop;
		1647	XFree (prop);
		1648	}
		1649
		1650	return pixmap;
		1651	}
		1652
		1653	#ifdef HAVE_BG_PIXMAP
		1654
		1655	void
		1656	rxvt_term::update_background ()
		1657	{
		1658	if (update_background_ev.is_active ())
		1659	return;
		1660
		1661	bg_invalidate ();
		1662
		1663	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1664
		1665	if (to_wait <= 0.)
		1666	bg_render ();
		1667	else
		1668	update_background_ev.start (to_wait);
		1669	}
		1670
		1671	void
		1672	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1673	{
		1674	make_current ();
		1675
		1676	update_background_ev.stop ();
		1677	bg_render ();
		1678	refresh_check ();
		1679	}
		1680
		1681	#endif /* HAVE_BG_PIXMAP */
1546		1682
1547	/*----------------------- end-of-file (C source) -----------------------*/	1683	/*----------------------- end-of-file (C source) -----------------------*/

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