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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.114 by root, Tue Sep 7 06:19:45 2004 UTC vs.
Revision 1.358 by sf-exg, Sat Jul 9 13:40:13 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 <schmorp@schmorp.de>
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	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	194
167	pty_ev (this, &rxvt_term::pty_cb),
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		196
172	termlist.push_back (this);	197	termlist.push_back (this);
173	}
174		198
175	rxvt_term::~rxvt_term ()	199	#ifdef KEYSYM_RESOURCE
176	{	200	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	201	#endif
		202	}
178		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	{
179	if (cmd_pid)	209	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	210	kill (-cmd_pid, SIGHUP);
181		211
182	pty.put ();	212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
183		215
184	#ifdef UTMP_SUPPORT	216	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	217	{
186	#endif	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
187		221
188	#if ENABLE_STYLES	222	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	223	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	224	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	225	delete fontset[i];
192	#endif	226	#endif
193	delete TermWin.fontset[0];	227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
194		232
195	if (display)	233	if (display)
196	{	234	{
197	selection_clear ();	235	selection_clear ();
		236	selection_clear (true);
198		237
199	#ifdef USE_XIM	238	#ifdef USE_XIM
200	im_destroy ();	239	im_destroy ();
201	#endif	240	#endif
202	#ifdef MENUBAR	241	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	242	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		243
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	244	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	245	// destroy all windows
238	if (TermWin.parent[0])	246	if (parent)
239	XDestroyWindow (display->display, TermWin.parent[0]);	247	XDestroyWindow (dpy, parent);
240	}
241		248
242	// TODO: free pixcolours, colours should become part of rxvt_display	249	for (int i = 0; i < TOTAL_COLORS; i++)
243		250	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	251	{
		252	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	253	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	254	pix_colors_unfocused [i].free (this);
247	#endif	255	#endif
		256	}
248		257
		258	clear ();
		259
		260	display->flush (); /* ideally .put should do this */
249	displays.put (display);	261	displays.put (display);
		262	}
250		263
251	scr_release ();	264	scr_release ();
252		265
253	/* clear all resources */	266	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	267	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	268	free (allocated [i]);
256		269
257	free (selection.text);	270	free (selection.text);
		271	free (selection.clip_text);
258	// TODO: manage env vars in child only(!)	272	// TODO: manage env vars in child only(!)
259	free (env_windowid);
260	free (env_display);	273	free (env_display);
261	free (env_term);	274	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	275	free (locale);
264	#if 0	276	free (v_buffer);
265	free (codeset);	277
266	#endif	278	delete selection_req;
267		279
268	delete envv;	280	delete envv;
269	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 ();
270	}	301	}
271		302
272	void	303	void
273	rxvt_term::destroy ()	304	rxvt_term::destroy ()
274	{	305	{
275	if (destroy_ev.active)	306	if (destroy_ev.is_active ())
276	return;	307	return;
		308
		309	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
277		310
278	#if ENABLE_OVERLAY	311	#if ENABLE_OVERLAY
279	scr_overlay_off ();	312	scr_overlay_off ();
280	#endif	313	#endif
281		314
282	if (display)	315	if (display)
283	{	316	{
284	#if USE_XIM	317	#if USE_XIM
285	im_ev.stop (display);	318	im_ev.stop (display);
286	#endif	319	#endif
287	#if HAVE_SCROLLBARS
288	scrollbar_ev.stop (display);	320	scrollbar_ev.stop (display);
289	#endif	321	#if ENABLE_TRANSPARENCY || ENABLE_PERL
290	#if MENUBAR
291	menubar_ev.stop (display);
292	#endif
293	#if TRANSPARENT
294	rootwin_ev.stop (display);	322	rootwin_ev.stop (display);
295	#endif	323	#endif
296	incr_ev.stop ();
297	termwin_ev.stop (display);	324	termwin_ev.stop (display);
298	vt_ev.stop (display);	325	vt_ev.stop (display);
299	}	326	}
300		327
301	check_ev.stop ();	328	flush_ev.stop ();
302	pty_ev.stop ();	329	pty_ev.stop ();
303	#ifdef CURSOR_BLINK	330	#ifdef CURSOR_BLINK
304	cursor_blink_ev.stop ();	331	cursor_blink_ev.stop ();
305	#endif	332	#endif
306	#ifdef TEXT_BLINK	333	#ifdef TEXT_BLINK
…		…
314	#endif	341	#endif
315	#ifdef POINTER_BLANK	342	#ifdef POINTER_BLANK
316	pointer_ev.stop ();	343	pointer_ev.stop ();
317	#endif	344	#endif
318		345
319	destroy_ev.start (0);	346	destroy_ev.start ();
320	}	347	}
321		348
322	void	349	void
323	rxvt_term::destroy_cb (time_watcher &w)	350	rxvt_term::destroy_cb (ev::idle &w, int revents)
324	{	351	{
325	SET_R (this);	352	make_current ();
326		353
327	delete this;	354	delete this;
328	}	355	}
329		356
330	/*----------------------------------------------------------------------*/	357	void
331	/* rxvt_init () */	358	rxvt_term::set_option (uint8_t opt, bool set)
332	bool
333	rxvt_term::init (int argc, const char *const *argv)
334	{	359	{
335	SET_R (this);	360	if (!opt)
336
337	if (!init_vars ())
338	return false;	361	return;
339		362
340	init_secondary ();	363	uint8_t mask = 1 << (opt & 7);
		364	uint8_t &val = options [opt >> 3];
341		365
342	const char **cmd_argv = init_resources (argc, argv);	366	val = val & ~mask | (set ? mask : 0);
343
344	set_locale ("");
345
346	#if MENUBAR_MAX
347	menubar_read (rs[Rs_menu]);
348	#endif
349	#ifdef HAVE_SCROLLBARS
350	if (options & Opt_scrollBar)
351	scrollBar.setIdle (); /* set existence for size calculations */
352	#endif
353
354	create_windows (argc, argv);
355
356	init_xlocale ();
357
358	scr_reset (); /* initialize screen */
359
360	#if 0
361	XSynchronize (display->display, True);
362	#endif
363
364	#ifdef HAVE_SCROLLBARS
365	if (options & Opt_scrollBar)
366	resize_scrollbar (); /* create and map scrollbar */
367	#endif
368	#if (MENUBAR_MAX)
369	if (menubar_visible ())
370	XMapWindow (display->display, menuBar.win);
371	#endif
372	#ifdef TRANSPARENT
373	if (options & Opt_transparent)
374	{
375	XSelectInput (display->display, display->root, PropertyChangeMask);
376	check_our_parents ();
377	rootwin_ev.start (display, display->root);
378	}
379	#endif
380
381	XMapWindow (display->display, TermWin.vt);
382	XMapWindow (display->display, TermWin.parent[0]);
383
384	set_colorfgbg ();
385
386	init_command (cmd_argv);
387
388	pty_ev.start (pty.pty, EVENT_READ);
389
390	check_ev.start ();
391
392	return true;
393	}
394
395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
396
397	void
398	rxvt_init ()
399	{
400	/*
401	* Save and then give up any super-user privileges
402	* If we need privileges in any area then we must specifically request it.
403	* We should only need to be root in these cases:
404	* 1. write utmp entries on some systems
405	* 2. chown tty on some systems
406	*/
407	rxvt_privileges (SAVE);
408	rxvt_privileges (IGNORE);
409
410	signal (SIGHUP, SIG_IGN);
411	signal (SIGPIPE, SIG_IGN);
412
413	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
414	/* signal (SIGURG, SIG_DFL); */
415
416	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
417	// TODO: handle this with exceptions and tolerate the memory loss
418	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
419	}
420
421	/* ------------------------------------------------------------------------- *
422	* SIGNAL HANDLING & EXIT HANDLER *
423	* ------------------------------------------------------------------------- */
424	/*
425	* Catch a SIGCHLD signal and exit if the direct child has died
426	*/
427
428	void
429	rxvt_term::sig_chld (sig_watcher &w)
430	{
431	// we are being called for every SIGCHLD, not just ours
432	int pid;
433
434	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
436	if (pid == (*t)->cmd_pid)
437	{
438	(*t)->destroy ();
439	break;
440	}
441	}	367	}
442		368
443	/*----------------------------------------------------------------------*/	369	/*----------------------------------------------------------------------*/
444	/*	370	/*
445	* Exit gracefully, clearing the utmp entry and restoring tty attributes	371	* Exit gracefully, clearing the utmp entry and restoring tty attributes
446	* TODO: if debugging, this should free up any known resources if we can	372	* TODO: if debugging, this should free up any known resources if we can
447	*/	373	*/
448	void	374	static XErrorHandler old_xerror_handler;
449	rxvt_destroy_all ()	375
		376	static void
		377	rxvt_emergency_cleanup ()
450	{	378	{
451	// TODO: rxvtd should clean up all ressources
452	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
453	(*t)->destroy ();	380	(*t)->emergency_cleanup ();
454	}	381	}
455		382
456	/*	383	#if !ENABLE_MINIMAL
457	* Catch a fatal signal and tidy up before quitting	384	static void
458	*/	385	print_x_error (Display *dpy, XErrorEvent *event)
459	void
460	rxvt_term::sig_term (sig_watcher &w)
461	{	386	{
462	#ifdef DEBUG_CMD	387	char buffer[BUFSIZ];
463	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	388	char mesg[BUFSIZ];
464	#endif	389	char number[32];
465	rxvt_destroy_all ();	390	const char mtype[] = "XlibMessage";
466	signal (w.signum, SIG_DFL);	391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
467	kill (getpid (), w.signum);	392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		393	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		394	rxvt_warn ("%s: %s\n", mesg, buffer);
		395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		397	sprintf(number, "%d", event->request_code);
		398	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		399	rxvt_warn ("(which is %s)\n", buffer);
		400	if (event->request_code >= 128) {
		401	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		402	mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		404	}
		405	if ((event->error_code == BadWindow) ||
		406	(event->error_code == BadPixmap) ||
		407	(event->error_code == BadCursor) ||
		408	(event->error_code == BadFont) ||
		409	(event->error_code == BadDrawable) ||
		410	(event->error_code == BadColor) ||
		411	(event->error_code == BadGC) ||
		412	(event->error_code == BadIDChoice) ||
		413	(event->error_code == BadValue) ||
		414	(event->error_code == BadAtom)) {
		415	if (event->error_code == BadValue)
		416	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		417	mesg, BUFSIZ);
		418	else if (event->error_code == BadAtom)
		419	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		420	mesg, BUFSIZ);
		421	else
		422	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		423	mesg, BUFSIZ);
		424	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		425	}
		426	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
468	}	429	}
		430	#endif
469		431
470	/* INTPROTO */
471	int	432	int
472	rxvt_xerror_handler (Display *display, XErrorEvent *event)	433	rxvt_xerror_handler (Display *display, XErrorEvent *event)
473	{	434	{
474	if (GET_R->allowedxerror == -1)	435	if (GET_R->allowedxerror == -1)
475	GET_R->allowedxerror = event->error_code;	436	GET_R->allowedxerror = event->error_code;
476	else	437	else
477	{	438	{
		439	// GET_R is most likely not the terminal which caused the error,
		440	// so just output the error and continue
		441	#if ENABLE_MINIMAL
478	old_xerror_handler (display, event);	442	old_xerror_handler (display, event);
479	GET_R->destroy ();	443	#else
		444	print_x_error (display, event);
		445	#endif
480	}	446	}
481		447
482	return 0;	448	return 0;
483	}	449	}
484		450
485	/* ------------------------------------------------------------------------- *	451	int
486	* MEMORY ALLOCATION WRAPPERS *	452	rxvt_xioerror_handler (Display *display)
487	* ------------------------------------------------------------------------- */	453	{
		454	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		455	DisplayString (display));
		456	rxvt_emergency_cleanup ();
		457	_exit (EXIT_FAILURE);
		458	}
		459
		460	static struct sig_handlers
		461	{
		462	ev::sig sw_term, sw_int;
		463
		464	/*
		465	* Catch a fatal signal and tidy up before quitting
		466	*/
		467	void sig_term (ev::sig &w, int revents);
		468
		469	sig_handlers ()
		470	{
		471	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		472	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		473	}
		474	} sig_handlers;
		475
488	void *	476	void
489	rxvt_malloc (size_t size)	477	sig_handlers::sig_term (ev::sig &w, int revents)
490	{	478	{
491	void *p = malloc (size);	479	rxvt_emergency_cleanup ();
492		480	w.stop ();
493	if (!p)	481	kill (getpid (), w.signum);
494	rxvt_fatal ("memory allocation failure. aborting.\n");
495
496	return p;
497	}	482	}
498		483
499	/* INTPROTO */	484	static void
500	void *	485	rxvt_get_ttymode (struct termios *tio)
501	rxvt_calloc (size_t number, size_t size)
502	{	486	{
503	void *p = calloc (number, size);	487	if (tcgetattr (STDIN_FILENO, tio) < 0)
		488	memset (tio, 0, sizeof (struct termios));
504		489
505	if (!p)	490	for (int i = 0; i < NCCS; i++)
506	rxvt_fatal ("memory allocation failure. aborting.\n");	491	tio->c_cc[i] = VDISABLE;
507		492
508	return p;	493	tio->c_cc[VINTR] = CINTR;
509	}	494	tio->c_cc[VQUIT] = CQUIT;
510		495	tio->c_cc[VERASE] = CERASE;
511	/* INTPROTO */	496	#ifdef VERASE2
512	void *	497	tio->c_cc[VERASE2] = CERASE2;
513	rxvt_realloc (void *ptr, size_t size)
514	{
515	void *p = realloc (ptr, size);
516
517	if (!p)
518	rxvt_fatal ("memory allocation failure. aborting.\n");
519
520	return p;
521	}
522
523	/* ------------------------------------------------------------------------- *
524	* PRIVILEGED OPERATIONS *
525	* ------------------------------------------------------------------------- */
526	/* take care of suid/sgid super-user (root) privileges */
527	void
528	rxvt_privileges (rxvt_privaction action)
529	{
530	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
531	static uid_t euid;
532	static gid_t egid;
533	#endif	498	#endif
534		499	tio->c_cc[VKILL] = CKILL;
535	#if ! defined(__CYGWIN32__)	500	tio->c_cc[VEOF] = CEOF;
536	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	501	tio->c_cc[VSTART] = CSTART;
537	/* setreuid () is the poor man's setuid (), seteuid () */	502	tio->c_cc[VSTOP] = CSTOP;
538	# define seteuid(a) setreuid(-1, (a))	503	tio->c_cc[VSUSP] = CSUSP;
539	# define setegid(a) setregid(-1, (a))	504	# ifdef VDSUSP
540	# define HAVE_SETEUID	505	tio->c_cc[VDSUSP] = CDSUSP;
541	# endif	506	# endif
542	# ifdef HAVE_SETEUID	507	# ifdef VREPRINT
543	switch (action)	508	tio->c_cc[VREPRINT] = CRPRNT;
544	{
545	case IGNORE:
546	/*
547	* change effective uid/gid - not real uid/gid - so we can switch
548	* back to root later, as required
549	*/
550	seteuid (getuid ());
551	setegid (getgid ());
552	break;
553	case SAVE:
554	euid = geteuid ();
555	egid = getegid ();
556	break;
557	case RESTORE:
558	seteuid (euid);
559	setegid (egid);
560	break;
561	}
562	# else
563	switch (action)
564	{
565	case IGNORE:
566	setuid (getuid ());
567	setgid (getgid ());
568	/* FALLTHROUGH */
569	case SAVE:
570	/* FALLTHROUGH */
571	case RESTORE:
572	break;
573	}
574	# endif	509	# endif
		510	# ifdef VDISCRD
		511	tio->c_cc[VDISCRD] = CFLUSH;
575	#endif	512	# endif
576	}	513	# ifdef VWERSE
577		514	tio->c_cc[VWERSE] = CWERASE;
578	#ifdef UTMP_SUPPORT
579	void
580	rxvt_term::privileged_utmp (rxvt_privaction action)
581	{
582	if ((options & Opt_utmpInhibit)
583	|| !pty.name || !*pty.name)
584	return;
585
586	rxvt_privileges (RESTORE);
587
588	if (action == SAVE)
589	makeutent (pty.name, rs[Rs_display_name]);
590	else
591	cleanutent ();
592
593	rxvt_privileges (IGNORE);
594	}
595	#endif	515	# endif
		516	# ifdef VLNEXT
		517	tio->c_cc[VLNEXT] = CLNEXT;
		518	# endif
		519	# ifdef VSTATUS
		520	tio->c_cc[VSTATUS] = CSTATUS;
		521	# endif
		522
		523	# if VMIN != VEOF
		524	tio->c_cc[VMIN] = 1;
		525	# endif
		526	# if VTIME != VEOL
		527	tio->c_cc[VTIME] = 0;
		528	# endif
		529
		530	/* input modes */
		531	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		532	# ifdef IMAXBEL
		533	| IMAXBEL
		534	# endif
		535	| IXON);
		536
		537	/* output modes */
		538	tio->c_oflag = (OPOST | ONLCR);
		539
		540	/* control modes */
		541	tio->c_cflag = (CS8 | CREAD);
		542
		543	/* local modes */
		544	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		545	# if defined (ECHOCTL) && defined (ECHOKE)
		546	| ECHOCTL | ECHOKE
		547	# endif
		548	| ECHOE | ECHOK);
		549	}
		550
		551	char **rxvt_environ; // startup environment
		552
		553	void
		554	rxvt_init ()
		555	{
		556	assert (("fontMask must not overlap other RS masks",
		557	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		558
		559	rxvt_get_ttymode (&rxvt_term::def_tio);
		560
		561	// get rid of stdin/stdout as we don't need them, to free resources
		562	dup2 (STDERR_FILENO, STDIN_FILENO);
		563	dup2 (STDERR_FILENO, STDOUT_FILENO);
		564
		565	if (!ev_default_loop ())
		566	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		567
		568	rxvt_environ = environ;
		569
		570	signal (SIGHUP, SIG_IGN);
		571	signal (SIGPIPE, SIG_IGN);
		572
		573	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		574	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		575
		576	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		577	// TODO: handle this with exceptions and tolerate the memory loss
		578	XSetIOErrorHandler (rxvt_xioerror_handler);
		579
		580	XrmInitialize ();
		581	}
596		582
597	/*----------------------------------------------------------------------*/	583	/*----------------------------------------------------------------------*/
598	/*	584	/*
599	* window size/position calculcations for XSizeHint and other storage.	585	* window size/position calculations for XSizeHint and other storage.
600	* if width/height are non-zero then override calculated width/height	586	* if width/height are non-zero then override calculated width/height
601	*/	587	*/
602	void	588	void
603	rxvt_term::window_calc (unsigned int width, unsigned int height)	589	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
604	{	590	{
605	short recalc_x, recalc_y;	591	short recalc_x, recalc_y;
606	int x, y, sb_w, mb_h, flags;	592	int x, y, flags;
607	unsigned int w, h;	593	unsigned int w, h;
608	unsigned int max_width, max_height;	594	unsigned int max_width, max_height;
609		595
610	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	TermWin.ncol, TermWin.nrow, szHint.width,
612	szHint.height));
613	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	596	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
614	szHint.win_gravity = NorthWestGravity;	597	szHint.win_gravity = NorthWestGravity;
615	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	598	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
616		599
617	recalc_x = recalc_y = 0;	600	recalc_x = recalc_y = 0;
618	flags = 0;	601	flags = 0;
		602
619	if (!parsed_geometry)	603	if (!parsed_geometry)
620	{	604	{
621	parsed_geometry = 1;	605	parsed_geometry = 1;
		606
622	if (rs[Rs_geometry])	607	if (rs[Rs_geometry])
623	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	608	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		609
624	if (flags & WidthValue)	610	if (flags & WidthValue)
625	{	611	{
626	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	612	if (!w)
		613	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		614
		615	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
627	szHint.flags |= USSize;	616	szHint.flags |= USSize;
628	}	617	}
		618
629	if (flags & HeightValue)	619	if (flags & HeightValue)
630	{	620	{
631	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	621	if (!h)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
		624	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
632	szHint.flags |= USSize;	625	szHint.flags |= USSize;
633	}	626	}
		627
634	if (flags & XValue)	628	if (flags & XValue)
635	{	629	{
636	szHint.x = x;	630	szHint.x = x;
637	szHint.flags |= USPosition;	631	szHint.flags |= USPosition;
		632
638	if (flags & XNegative)	633	if (flags & XNegative)
639	{	634	{
640	recalc_x = 1;	635	recalc_x = 1;
641	szHint.win_gravity = NorthEastGravity;	636	szHint.win_gravity = NorthEastGravity;
642	}	637	}
643	}	638	}
		639
644	if (flags & YValue)	640	if (flags & YValue)
645	{	641	{
646	szHint.y = y;	642	szHint.y = y;
647	szHint.flags |= USPosition;	643	szHint.flags |= USPosition;
		644
648	if (flags & YNegative)	645	if (flags & YNegative)
649	{	646	{
650	recalc_y = 1;	647	recalc_y = 1;
		648
651	if (szHint.win_gravity == NorthEastGravity)	649	if (szHint.win_gravity == NorthEastGravity)
652	szHint.win_gravity = SouthEastGravity;	650	szHint.win_gravity = SouthEastGravity;
653	else	651	else
654	szHint.win_gravity = SouthWestGravity;	652	szHint.win_gravity = SouthWestGravity;
655	}	653	}
656	}	654	}
657	}	655	}
658		656
659	/* TODO: BOUNDS */	657	/* TODO: BOUNDS */
660	TermWin.width = TermWin.ncol * TermWin.fwidth;	658	width = ncol * fwidth;
661	TermWin.height = TermWin.nrow * TermWin.fheight;	659	height = nrow * fheight;
662	max_width = MAX_COLS * TermWin.fwidth;	660	max_width = MAX_COLS * fwidth;
663	max_height = MAX_ROWS * TermWin.fheight;	661	max_height = MAX_ROWS * fheight;
664		662
665	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	663	szHint.base_width = szHint.base_height = 2 * int_bwidth;
666		664
667	sb_w = mb_h = 0;
668	window_vt_x = window_vt_y = TermWin.int_bwidth;	665	window_vt_x = window_vt_y = int_bwidth;
669		666
670	if (scrollbar_visible ())	667	if (scrollBar.state)
671	{	668	{
672	sb_w = scrollbar_TotalWidth ();	669	int sb_w = scrollBar.total_width ();
673	szHint.base_width += sb_w;	670	szHint.base_width += sb_w;
		671
674	if (!(options & Opt_scrollBar_right))	672	if (!option (Opt_scrollBar_right))
675	window_vt_x += sb_w;	673	window_vt_x += sb_w;
676	}	674	}
677		675
678	if (menubar_visible ())
679	{
680	mb_h = menuBar_TotalHeight ();
681	szHint.base_height += mb_h;
682	window_vt_y += mb_h;
683	}
684
685	szHint.width_inc = TermWin.fwidth;	676	szHint.width_inc = fwidth;
686	szHint.height_inc = TermWin.fheight;	677	szHint.height_inc = fheight;
687	szHint.min_width = szHint.base_width + szHint.width_inc;	678	szHint.min_width = szHint.base_width + szHint.width_inc;
688	szHint.min_height = szHint.base_height + szHint.height_inc;	679	szHint.min_height = szHint.base_height + szHint.height_inc;
689		680
690	if (width && width - szHint.base_width < max_width)	681	if (newwidth && newwidth - szHint.base_width < max_width)
691	{	682	{
692	szHint.width = width;	683	szHint.width = newwidth;
693	TermWin.width = width - szHint.base_width;	684	width = newwidth - szHint.base_width;
694	}	685	}
695	else	686	else
696	{	687	{
697	MIN_IT (TermWin.width, max_width);	688	min_it (width, max_width);
698	szHint.width = szHint.base_width + TermWin.width;	689	szHint.width = szHint.base_width + width;
699	}	690	}
700		691
701	if (height && height - szHint.base_height < max_height)	692	if (newheight && newheight - szHint.base_height < max_height)
702	{	693	{
703	szHint.height = height;	694	szHint.height = newheight;
704	TermWin.height = height - szHint.base_height;	695	height = newheight - szHint.base_height;
705	}	696	}
706	else	697	else
707	{	698	{
708	MIN_IT (TermWin.height, max_height);	699	min_it (height, max_height);
709	szHint.height = szHint.base_height + TermWin.height;	700	szHint.height = szHint.base_height + height;
710	}	701	}
711
712	if (scrollbar_visible () && (options & Opt_scrollBar_right))
713	window_sb_x = szHint.width - sb_w;
714		702
715	if (recalc_x)	703	if (recalc_x)
716	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	704	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
717	- szHint.width - 2 * TermWin.ext_bwidth);	705
718	if (recalc_y)	706	if (recalc_y)
719	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	707	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
720	- szHint.height - 2 * TermWin.ext_bwidth);
721		708
722	TermWin.ncol = TermWin.width / TermWin.fwidth;	709	ncol = width / fwidth;
723	TermWin.nrow = TermWin.height / TermWin.fheight;	710	nrow = height / fheight;
724	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
725	TermWin.ncol, TermWin.nrow, szHint.width,
726	szHint.height));
727	return;
728	}	711	}
729		712
730	/*----------------------------------------------------------------------*/	713	/*----------------------------------------------------------------------*/
731	/*	714	/*
732	* Tell the teletype handler what size the window is.	715	* Tell the teletype handler what size the window is.
733	* Called after a window size change.	716	* Called after a window size change.
734	*/	717	*/
735	void	718	void
736	rxvt_term::tt_winch ()	719	rxvt_term::tt_winch ()
737	{	720	{
738	if (pty.pty < 0)	721	if (pty->pty < 0)
739	return;	722	return;
740		723
741	struct winsize ws;	724	struct winsize ws;
742		725
743	ws.ws_col = TermWin.ncol;	726	ws.ws_col = ncol;
744	ws.ws_row = TermWin.nrow;	727	ws.ws_row = nrow;
745	ws.ws_xpixel = TermWin.width;	728	ws.ws_xpixel = width;
746	ws.ws_ypixel = TermWin.height;	729	ws.ws_ypixel = height;
747	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	730	ioctl (pty->pty, TIOCSWINSZ, &ws);
748		731
749	#if 0	732	#if 0
750	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	733	// TIOCSWINSZ is supposed to do this automatically and correctly
751	if (cmd_pid) /* force through to the command */	734	if (cmd_pid) /* force through to the command */
752	kill (cmd_pid, SIGWINCH);	735	kill (-cmd_pid, SIGWINCH);
753	#endif	736	#endif
754	}	737	}
755		738
756	/*----------------------------------------------------------------------*/	739	/*----------------------------------------------------------------------*/
757	/* set_fonts () - load and set the various fonts	740	/* load and set the various fonts */
758	/*
759	* init = 1 - initialize
760	*
761	* fontname == FONT_UP - switch to bigger font
762	* fontname == FONT_DN - switch to smaller font
763	*/
764	bool	741	bool
765	rxvt_term::set_fonts ()	742	rxvt_term::set_fonts ()
766	{	743	{
767	rxvt_fontset *fs = new rxvt_fontset (this);	744	rxvt_fontset *fs = new rxvt_fontset (this);
768	rxvt_fontprop prop;	745	rxvt_fontprop prop;
…		…
775	return false;	752	return false;
776	}	753	}
777		754
778	#if ENABLE_STYLES	755	#if ENABLE_STYLES
779	for (int i = RS_styleCount; --i; )	756	for (int i = RS_styleCount; --i; )
780	if (TermWin.fontset[i] != TermWin.fontset[0])	757	if (fontset[i] != fontset[0])
781	delete TermWin.fontset[i];	758	delete fontset[i];
782	#endif	759	#endif
783		760
784	delete TermWin.fontset[0];	761	delete fontset[0];
785	TermWin.fontset[0] = fs;	762	fontset[0] = fs;
786		763
787	prop = (*fs)[1]->properties ();	764	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		765	prop.height += lineSpace;
		766	prop.width += letterSpace;
		767
788	fs->set_prop (prop);	768	fs->set_prop (prop, false);
789		769
790	TermWin.fwidth = prop.width;	770	fwidth = prop.width;
791	TermWin.fheight = prop.height;	771	fheight = prop.height;
792	TermWin.fweight = prop.weight;	772	fbase = prop.ascent;
793	TermWin.fslant = prop.slant;
794	TermWin.fbase = (*fs)[1]->ascent;
795		773
796	for (int style = 1; style < 4; style++)	774	for (int style = 1; style < 4; style++)
797	{	775	{
798	#if ENABLE_STYLES	776	#if ENABLE_STYLES
799	const char *res = rs[Rs_font + style];	777	const char *res = rs[Rs_font + style];
800		778
801	if (res && !*res)	779	if (res && !*res)
802	TermWin.fontset[style] = TermWin.fontset[0];	780	fontset[style] = fontset[0];
803	else	781	else
804	{	782	{
805	TermWin.fontset[style] = fs = new rxvt_fontset (this);	783	fontset[style] = fs = new rxvt_fontset (this);
806	rxvt_fontprop prop2 = prop;	784	rxvt_fontprop prop2 = prop;
807		785
808	if (res)	786	if (res)
809	prop2.weight = prop2.slant = rxvt_fontprop::unset;	787	{
		788	fs->populate (res);
		789	fs->set_prop (prop2, false);
		790	}
810	else	791	else
811	{	792	{
812	res = TermWin.fontset[0]->fontdesc;	793	fs->populate (fontset[0]->fontdesc);
813		794
814	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	795	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
815	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	796	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		797
		798	fs->set_prop (prop2, true);
816	}	799	}
817		800
818	fs->populate (res);
819	fs->set_prop (prop2);
820	}	801	}
821	#else	802	#else
822	TermWin.fontset[style] = TermWin.fontset[0];	803	fontset[style] = fontset[0];
823	#endif	804	#endif
824	}	805	}
825		806
826	if (TermWin.parent[0])	807	if (parent)
827	{	808	{
828	resize_all_windows (0, 0, 0);	809	resize_all_windows (0, 0, 0);
829	scr_remap_chars ();	810	scr_remap_chars ();
830	scr_touch (true);	811	scr_touch (true);
831	}	812	}
832		813
833	return true;	814	return true;
		815	}
		816
		817	void
		818	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		819	{
		820	XChangeProperty (dpy, parent,
		821	prop, XA_STRING, 8, PropModeReplace,
		822	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		823	}
		824
		825	void
		826	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		827	{
		828	XTextProperty ct;
		829
		830	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		831	{
		832	XSetTextProperty (dpy, parent, &ct, prop);
		833	XFree (ct.value);
		834	}
		835	}
		836
		837	void
		838	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		839	{
		840	wchar_t *ws = rxvt_mbstowcs (str, len);
		841	char *s = rxvt_wcstoutf8 (ws);
		842
		843	XChangeProperty (dpy, parent,
		844	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		845	(const unsigned char *)s, strlen (s));
		846
		847	free (s);
		848	free (ws);
834	}	849	}
835		850
836	/*----------------------------------------------------------------------*/	851	/*----------------------------------------------------------------------*/
837	/*----------------------------------------------------------------------*/	852	/*----------------------------------------------------------------------*/
838	/* xterm sequences - title, iconName, color (exptl) */	853	/* xterm sequences - title, iconName, color (exptl) */
839	void	854	void
840	rxvt_term::set_title (const char *str)	855	rxvt_term::set_title (const char *str)
841	{	856	{
842	#ifdef SMART_WINDOW_TITLE	857	set_mbstring_property (XA_WM_NAME, str);
843	char *name;	858	#if ENABLE_EWMH
844		859	set_utf8_property (xa[XA_NET_WM_NAME], str);
845	if (!XFetchName (display->display, TermWin.parent[0], &name))
846	name = NULL;
847
848	if (name == NULL || strcmp (name, str))
849	#endif
850	XStoreName (display->display, TermWin.parent[0], str);
851
852	#ifdef SMART_WINDOW_TITLE
853	if (name)
854	XFree (name);
855	#endif	860	#endif
856	}	861	}
857		862
858	void	863	void
859	rxvt_term::set_icon_name (const char *str)	864	rxvt_term::set_icon_name (const char *str)
860	{	865	{
861	#ifdef SMART_WINDOW_TITLE	866	set_mbstring_property (XA_WM_ICON_NAME, str);
862	char *name;	867	#if ENABLE_EWMH
863		868	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
864	if (!XGetIconName (display->display, TermWin.parent[0], &name))
865	name = NULL;
866
867	if (name == NULL || strcmp (name, str))
868	#endif	869	#endif
869	XSetIconName (display->display, TermWin.parent[0], str);
870
871	#ifdef SMART_WINDOW_TITLE
872	if (name)
873	XFree (name);
874	#endif
875	}	870	}
876		871
		872	void
		873	rxvt_term::set_window_color (int idx, const char *color)
		874	{
877	#ifdef XTERM_COLOR_CHANGE	875	#ifdef XTERM_COLOR_CHANGE
878	void
879	rxvt_term::set_window_color (int idx, const char *color)
880	{
881	rxvt_color xcol;	876	rxvt_color xcol;
882	int i;
883		877
884	if (color == NULL || *color == '\0')	878	if (color == NULL || *color == '\0')
885	return;	879	return;
886		880
		881	color = strdup (color);
		882	allocated.push_back ((void *)color);
		883	rs[Rs_color + idx] = color;
		884
887	/* handle color aliases */	885	/* handle color aliases */
888	if (isdigit (*color))	886	if (isdigit (*color))
889	{	887	{
890	i = atoi (color);	888	int i = atoi (color);
		889
891	if (i >= 8 && i <= 15)	890	if (i >= 8 && i <= 15)
		891	{
892	{ /* bright colors */	892	/* bright colors */
893	i -= 8;
894	# ifndef NO_BRIGHTCOLOR
895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	893	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
896	SET_PIXCOLOR (idx);
897	goto Done;	894	goto done;
898	# endif
899
900	}	895	}
		896
901	if (i >= 0 && i <= 7)	897	if (i >= 0 && i <= 7)
		898	{
902	{ /* normal colors */	899	/* normal colors */
903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	900	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
904	SET_PIXCOLOR (idx);
905	goto Done;	901	goto done;
906	}	902	}
907	}	903	}
908		904
909	if (!rXParseAllocColor (& xcol, color))	905	set_color (xcol, color);
910	return;
911
912	/* XStoreColor (display->display, display->cmap, XColor*); */
913		906
914	/*	907	/*
915	* FIXME: should free colors here, but no idea how to do it so instead,	908	* FIXME: should free colors here, but no idea how to do it so instead,
916	* so just keep gobbling up the colormap	909	* so just keep gobbling up the colormap
917	*/	910	*/
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		911
930	pix_colors_focused[idx] = xcol;	912	pix_colors_focused[idx] = xcol;
931	SET_PIXCOLOR (idx);
932		913
933	/* XSetWindowAttributes attr; */
934	/* Cursor cursor; */
935	Done:	914	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. */	915	/*TODO: handle Color_BD, scrollbar background, etc. */
942		916
		917	update_fade_color (idx);
943	recolour_cursor ();	918	recolour_cursor ();
944	scr_recolour ();	919	scr_recolour ();
		920	#endif /* XTERM_COLOR_CHANGE */
945	}	921	}
946
947	#else
948	# define set_window_color (idx,color) ((void)0)
949	#endif /* XTERM_COLOR_CHANGE */
950		922
951	void	923	void
952	rxvt_term::recolour_cursor ()	924	rxvt_term::recolour_cursor ()
953	{	925	{
954	XColor xcol[2];	926	XColor fg, bg;
955		927
956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	928	(ISSET_PIXCOLOR (Color_pointer_fg)
957	? pix_colors_focused[Color_pointer_fg]	929	? pix_colors_focused[Color_pointer_fg]
958	: pix_colors_focused[Color_fg];	930	: pix_colors_focused[Color_fg]).get (fg);
		931
959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	932	(ISSET_PIXCOLOR (Color_pointer_bg)
960	? pix_colors_focused[Color_pointer_bg]	933	? pix_colors_focused[Color_pointer_bg]
961	: pix_colors_focused[Color_bg];	934	: pix_colors_focused[Color_bg]).get (bg);
962		935
963	XQueryColors (display->display, display->cmap, xcol, 2);	936	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
965	}	937	}
966		938
967	/*----------------------------------------------------------------------*/	939	/*----------------------------------------------------------------------*/
968	/*	940	/*
969	* find if fg/bg matches any of the normal (low-intensity) colors	941	* find if fg/bg matches any of the normal (low-intensity) colors
970	*/	942	*/
971	void	943	void
972	rxvt_term::set_colorfgbg ()	944	rxvt_term::set_colorfgbg ()
973	{	945	{
974	unsigned int i;	946	unsigned int i;
975	const char *xpmb = "\0";	947	const char *xpmb = "";
976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	948	char fstr[] = "default";
		949	char bstr[] = "default";
977		950
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++)	951	for (i = Color_Black; i <= Color_White; i++)
982	if (pix_colors[Color_fg] == pix_colors[i])	952	if (pix_colors[Color_fg] == pix_colors[i])
983	{	953	{
984	sprintf (fstr, "%d", (i - Color_Black));	954	sprintf (fstr, "%d", i - Color_Black);
985	break;	955	break;
986	}	956	}
987		957
988	for (i = Color_Black; i <= Color_White; i++)	958	for (i = Color_Black; i <= Color_White; i++)
989	if (pix_colors[Color_bg] == pix_colors[i])	959	if (pix_colors[Color_bg] == pix_colors[i])
990	{	960	{
991	sprintf (bstr, "%d", (i - Color_Black));	961	sprintf (bstr, "%d", i - Color_Black);
992	#ifdef XPM_BACKGROUND	962	#ifdef BG_IMAGE_FROM_FILE
993	xpmb = "default;";	963	xpmb = "default;";
994	#endif	964	#endif
995	break;	965	break;
996	}	966	}
997		967
998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	968	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
999	}	969	}
1000		970
1001	/*----------------------------------------------------------------------*/	971	/*----------------------------------------------------------------------*/
1002	/*
1003	* Colour determination for low colour displays, routine from
1004	* Hans de Goede <hans@highrise.nl>
1005	*/
1006		972
1007	int	973	bool
1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	974	rxvt_term::set_color (rxvt_color &color, const char *name)
1009	{	975	{
1010	if (!screen_in_out->set (display, colour))	976	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;	977	return true;
		978
		979	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		980	return false;
		981	}
		982
		983	void
		984	rxvt_term::alias_color (int dst, int src)
		985	{
		986	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1017	}	987	}
1018		988
1019	/* -------------------------------------------------------------------- *	989	/* -------------------------------------------------------------------- *
1020	* - WINDOW RESIZING - *	990	* - WINDOW RESIZING - *
1021	* -------------------------------------------------------------------- */	991	* -------------------------------------------------------------------- */
1022	void	992	void
1023	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	993	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1024	{	994	{
1025	int fix_screen;	995	int fix_screen;
		996	int old_width = szHint.width;
		997	int old_height = szHint.height;
1026		998
1027	#ifdef SMART_RESIZE
1028	int old_width = szHint.width, old_height = szHint.height;
1029	#endif
1030
1031	window_calc (width, height);	999	window_calc (newwidth, newheight);
		1000
		1001	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1002
		1003	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1004	if (set_hint)
		1005	{
		1006	szHint.flags &= ~(PBaseSize | PResizeInc);
1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1007	XSetWMNormalHints (dpy, parent, &szHint);
		1008	szHint.flags |= PBaseSize | PResizeInc;
		1009	}
1033		1010
1034	if (!ignoreparent)	1011	if (!ignoreparent)
1035	{	1012	{
1036	#ifdef SMART_RESIZE	1013	#ifdef SMART_RESIZE
1037	/*	1014	/*
…		…
1041	int x, y, x1, y1;	1018	int x, y, x1, y1;
1042	int dx, dy;	1019	int dx, dy;
1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1020	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1044	Window unused_cr;	1021	Window unused_cr;
1045		1022
1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1023	XTranslateCoordinates (dpy, parent, display->root,
1047	0, 0, &x, &y, &unused_cr);	1024	0, 0, &x, &y, &unused_cr);
1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1025	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1026	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1050	/*	1027	/*
1051	* if display->root isn't the parent window, a WM will probably have offset	1028	* if display->root isn't the parent window, a WM will probably have offset
1052	* our position for handles and decorations. Counter it	1029	* our position for handles and decorations. Counter it
1053	*/	1030	*/
…		…
1055	{	1032	{
1056	x -= x1;	1033	x -= x1;
1057	y -= y1;	1034	y -= y1;
1058	}	1035	}
1059		1036
1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1037	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1038	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1062	dx = old_width - szHint.width;	1039	dx = old_width - szHint.width;
1063	dy = old_height - szHint.height;	1040	dy = old_height - szHint.height;
1064		1041
1065	/* Check position of the center of the window */	1042	/* Check position of the center of the window */
1066	if (x < x1) /* left half */	1043	if (x < x1) /* left half */
1067	dx = 0;	1044	dx = 0;
…		…
1070	if (y < y1) /* top half */	1047	if (y < y1) /* top half */
1071	dy = 0;	1048	dy = 0;
1072	else if (y == y1) /* exact center */	1049	else if (y == y1) /* exact center */
1073	dy /= 2;	1050	dy /= 2;
1074		1051
1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1052	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1076	szHint.width, szHint.height);	1053	szHint.width, szHint.height);
1077	#else	1054	#else
1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1055	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1079	#endif	1056	#endif
1080	}	1057	}
1081		1058
		1059	if (set_hint)
		1060	XSetWMNormalHints (dpy, parent, &szHint);
		1061
1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1062	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1083		1063
1084	if (fix_screen || width != old_width || height != old_height)	1064	if (fix_screen || newwidth != old_width || newheight != old_height)
1085	{	1065	{
1086	if (scrollbar_visible ())	1066	if (scrollBar.state)
1087	{	1067	scrollBar.resize ();
1088	XMoveResizeWindow (display->display, scrollBar.win,
1089	window_sb_x, 0,
1090	scrollbar_TotalWidth (), szHint.height);
1091	resize_scrollbar ();
1092	}
1093		1068
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,	1069	XMoveResizeWindow (dpy, vt,
1100	window_vt_x, window_vt_y,	1070	window_vt_x, window_vt_y,
1101	TermWin_TotalWidth (), TermWin_TotalHeight ());	1071	width, height);
1102	scr_clear ();	1072
1103	#ifdef XPM_BACKGROUND	1073	#ifdef HAVE_BG_PIXMAP
1104	resize_pixmap ();	1074	if (bg_window_size_sensitive ())
		1075	update_background ();
1105	#endif	1076	#endif
1106	}	1077	}
1107		1078
1108	if (fix_screen || old_height == 0)	1079	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 ();	1080	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		1081
1134	#ifdef USE_XIM	1082	#ifdef USE_XIM
1135	IMSetStatusPosition ();	1083	im_set_position ();
1136	#endif	1084	#endif
1137	}	1085	}
1138		1086
1139	/*	1087	/*
1140	* Set the width/height of the vt window in characters. Units are pixels.	1088	* Set the width/height of the vt window in characters. Units are pixels.
1141	* good for toggling 80/132 columns	1089	* good for toggling 80/132 columns
1142	*/	1090	*/
1143	void	1091	void
1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1092	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1145	{	1093	{
1146	XWindowAttributes wattr;	1094	XWindowAttributes wattr;
1147		1095
1148	if (width == 0 || height == 0)	1096	if (newwidth == 0 || newheight == 0)
1149	{	1097	{
1150	XGetWindowAttributes (display->display, display->root, &wattr);	1098	XGetWindowAttributes (dpy, display->root, &wattr);
		1099
1151	if (width == 0)	1100	if (newwidth == 0)
1152	width = wattr.width - szHint.base_width;	1101	newwidth = wattr.width - szHint.base_width;
1153	if (height == 0)	1102	if (newheight == 0)
1154	height = wattr.height - szHint.base_height;	1103	newheight = wattr.height - szHint.base_height;
1155	}
1156
1157	if (width != TermWin.width || height != TermWin.height)
1158	{	1104	}
		1105
		1106	if (newwidth != width || newheight != height)
		1107	{
1159	width += szHint.base_width;	1108	newwidth += szHint.base_width;
1160	height += szHint.base_height;	1109	newheight += szHint.base_height;
1161	resize_all_windows (width, height, 0);	1110	resize_all_windows (newwidth, newheight, 0);
1162	}	1111	}
1163	}	1112	}
1164		1113
1165	/* -------------------------------------------------------------------- *	1114	/* -------------------------------------------------------------------- *
1166	* - X INPUT METHOD ROUTINES - *	1115	* - X INPUT METHOD ROUTINES - *
…		…
1168	#ifdef USE_XIM	1117	#ifdef USE_XIM
1169		1118
1170	void	1119	void
1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1120	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1172	{	1121	{
1173	fg = pix_colors[Color_fg];	1122	fg = pix_colors [Color_fg];
1174	bg = pix_colors[Color_bg];	1123	bg = pix_colors [Color_bg];
1175	}	1124	}
1176		1125
1177	void	1126	void
1178	rxvt_term::im_set_size (XRectangle &size)	1127	rxvt_term::im_set_size (XRectangle &size)
1179	{	1128	{
1180	// the int_bwidth terms make no sense to me	1129	// the int_bwidth terms make no sense to me
1181	size.x = TermWin.int_bwidth;	1130	size.x = int_bwidth;
1182	size.y = TermWin.int_bwidth;	1131	size.y = int_bwidth;
1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1132	size.width = Width2Pixel (ncol) + int_bwidth;
1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1133	size.height = Height2Pixel (nrow) + int_bwidth;
1185	}	1134	}
1186		1135
1187	void	1136	void
1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1137	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1189	XRectangle &status_rect,	1138	XRectangle &status_rect,
1190	const XRectangle &needed_rect)	1139	const XRectangle &needed_rect)
1191	{	1140	{
1192	preedit_rect.x = needed_rect.width;	1141	preedit_rect.x = needed_rect.width;
1193	preedit_rect.y = 0;	1142	preedit_rect.y = 0;
1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1143	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1195	preedit_rect.height = TermWin.fheight;	1144	preedit_rect.height = fheight;
1196		1145
1197	status_rect.x = 0;	1146	status_rect.x = 0;
1198	status_rect.y = 0;	1147	status_rect.y = 0;
1199	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1148	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1200	status_rect.height = TermWin.fheight;	1149	status_rect.height = fheight;
1201	}	1150	}
1202		1151
1203	/* Checking whether input method is running. */	1152	/* Checking whether input method is running. */
1204	bool	1153	bool
1205	rxvt_term::IMisRunning ()	1154	rxvt_term::im_is_running ()
1206	{	1155	{
1207	char *p;
1208	Atom atom;	1156	Atom atom;
1209	Window win;	1157	Window win;
1210	char server[IMBUFSIZ];	1158	char server[IMBUFSIZ];
1211		1159
1212	/* get current locale modifier */	1160	/* get current locale modifier */
1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1161	if (char *p = XSetLocaleModifiers (0))
1214	{	1162	{
1215	strcpy (server, "@server=");	1163	strcpy (server, "@server=");
1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1164	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1217		1165
1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1166	if (p = strchr (server + 1, '@')) /* first one only */
1219	*p = '\0';	1167	*p = '\0';
1220		1168
1221	atom = XInternAtom (display->display, server, False);	1169	atom = XInternAtom (dpy, server, False);
1222	win = XGetSelectionOwner (display->display, atom);	1170	win = XGetSelectionOwner (dpy, atom);
1223		1171
1224	if (win != None)	1172	if (win != None)
1225	return True;	1173	return true;
1226	}	1174	}
1227		1175
1228	return False;	1176	return false;
1229	}	1177	}
1230		1178
1231	void	1179	void
1232	rxvt_term::IMSendSpot ()	1180	rxvt_term::im_send_spot ()
1233	{	1181	{
1234	XPoint nspot;	1182	XPoint nspot;
1235	XVaNestedList preedit_attr;	1183	XVaNestedList preedit_attr;
1236		1184
1237	if (!Input_Context	1185	if (!Input_Context
1238	|| !TermWin.focus	1186	|| !focus
1239	|| !(input_style & XIMPreeditPosition))	1187	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1240	return;	1188	return;
1241		1189
1242	im_set_position (nspot);	1190	im_set_position (nspot);
1243		1191
1244	if (nspot.x == spot.x && nspot.y == spot.y)	1192	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1263	input_method = 0;	1211	input_method = 0;
1264	}	1212	}
1265		1213
1266	Input_Context = 0;	1214	Input_Context = 0;
1267	}	1215	}
		1216
		1217	#ifdef ENABLE_XIM_ONTHESPOT
		1218
		1219	static void
		1220	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1221	{
		1222	((rxvt_term *)client_data)->make_current ();
		1223	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1224	}
		1225
		1226	static void
		1227	xim_preedit_done (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_DONE, DT_END));
		1231	}
		1232
		1233	static void
		1234	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1235	{
		1236	rxvt_term *term = (rxvt_term *)client_data;
		1237	XIMText *text = call_data->text;
		1238
		1239	term->make_current ();
		1240
		1241	if (text)
		1242	{
		1243	wchar_t *str;
		1244
		1245	if (!text->encoding_is_wchar && text->string.multi_byte)
		1246	{
		1247	// of course, X makes it ugly again
		1248	if (term->rs[Rs_imLocale])
		1249	SET_LOCALE (term->rs[Rs_imLocale]);
		1250
		1251	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1252	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1253
		1254	if (term->rs[Rs_imLocale])
		1255	SET_LOCALE (term->locale);
		1256	}
		1257	else
		1258	str = text->string.wide_char;
		1259
		1260	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1261	DT_INT, call_data->caret,
		1262	DT_INT, call_data->chg_first,
		1263	DT_INT, call_data->chg_length,
		1264	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1265	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1266	DT_END));
		1267	}
		1268	else
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		1272	DT_INT, call_data->chg_length,
		1273	DT_END));
		1274	}
		1275
		1276	#if 0
		1277	static void
		1278	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1279	{
		1280	((rxvt_term *)client_data)->make_current ();
		1281	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1282	DT_INT, call_data->position,
		1283	DT_INT, call_data->direction,
		1284	DT_INT, call_data->style,
		1285	DT_END));
		1286	}
		1287	#endif
		1288
		1289	#endif
1268		1290
1269	/*	1291	/*
1270	* Try to open a XIM with the current modifiers, then see if we can	1292	* Try to open a XIM with the current modifiers, then see if we can
1271	* open a suitable preedit type	1293	* open a suitable preedit type
1272	*/	1294	*/
1273	bool	1295	bool
1274	rxvt_term::IM_get_IC (const char *modifiers)	1296	rxvt_term::im_get_ic (const char *modifiers)
1275	{	1297	{
1276	int i, j, found;	1298	int i, j, found;
1277	XIM xim;	1299	XIM xim;
1278	XPoint spot;	1300	XPoint spot;
1279	XRectangle rect, status_rect, needed_rect;	1301	XRectangle rect, status_rect, needed_rect;
1280	unsigned long fg, bg;	1302	unsigned long fg, bg;
1281	const char *p;	1303	const char *p;
1282	char **s;	1304	char **s;
1283	XIMStyles *xim_styles;	1305	XIMStyles *xim_styles;
1284		1306
		1307	set_environ (envv);
		1308
1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1309	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1286	return false;	1310	return false;
1287		1311
1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1289	input_method = display->get_xim (locale, modifiers);	1312	input_method = display->get_xim (locale, modifiers);
1290	if (input_method == NULL)	1313	if (input_method == NULL)
1291	return false;	1314	return false;
1292		1315
1293	xim = input_method->xim;	1316	xim = input_method->xim;
…		…
1299	{	1322	{
1300	im_destroy ();	1323	im_destroy ();
1301	return false;	1324	return false;
1302	}	1325	}
1303		1326
1304	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root,None";	1327	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1305	s = rxvt_splitcommastring (p);
1306		1328
		1329	for (int pi = 0; pi < 2; pi++)
		1330	{
		1331	p = pet[pi];
		1332
		1333	if (!p)
		1334	continue;
		1335
		1336	s = rxvt_strsplit (',', p);
		1337
1307	for (i = found = 0; !found && s[i]; i++)	1338	for (i = found = 0; !found && s[i]; i++)
1308	{	1339	{
1309	if (!strcmp (s[i], "OverTheSpot"))	1340	if (!strcmp (s[i], "OverTheSpot"))
1310	input_style = (XIMPreeditPosition | XIMStatusNothing);	1341	input_style = XIMPreeditPosition | XIMStatusNothing;
1311	else if (!strcmp (s[i], "OffTheSpot"))	1342	else if (!strcmp (s[i], "OffTheSpot"))
1312	input_style = (XIMPreeditArea | XIMStatusArea);	1343	input_style = XIMPreeditArea | XIMStatusArea;
1313	else if (!strcmp (s[i], "Root"))	1344	else if (!strcmp (s[i], "Root"))
1314	input_style = (XIMPreeditNothing | XIMStatusNothing);	1345	input_style = XIMPreeditNothing | XIMStatusNothing;
1315	else if (!strcmp (s[i], "None"))	1346	else if (!strcmp (s[i], "None"))
1316	input_style = (XIMPreeditNone | XIMStatusNone);	1347	input_style = XIMPreeditNone | XIMStatusNone;
		1348	#ifdef ENABLE_XIM_ONTHESPOT
		1349	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1350	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1351	#endif
		1352	else
		1353	input_style = XIMPreeditNothing | XIMStatusNothing;
1317		1354
1318	for (j = 0; j < xim_styles->count_styles; j++)	1355	for (j = 0; j < xim_styles->count_styles; j++)
1319	if (input_style == xim_styles->supported_styles[j])	1356	if (input_style == xim_styles->supported_styles[j])
1320	{	1357	{
		1358	rxvt_free_strsplit (s);
		1359
1321	found = 1;	1360	found = 1;
1322	break;	1361	goto foundpet;
		1362	}
		1363
1323	}	1364	}
1324	}
1325		1365
1326	for (i = 0; s[i]; i++)	1366	rxvt_free_strsplit (s);
1327	free (s[i]);	1367	}
1328		1368
1329	free (s);	1369	foundpet:
		1370
1330	XFree (xim_styles);	1371	XFree (xim_styles);
1331		1372
1332	if (!found)	1373	if (!found)
1333	{	1374	{
1334	im_destroy ();	1375	im_destroy ();
…		…
1351	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1392	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1352	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1393	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1353	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1394	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1354	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1395	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1355	"*",	1396	"*",
1356	TermWin.fheight,	1397	fheight,
1357	TermWin.fheight + 1, TermWin.fheight - 1,	1398	fheight + 1, fheight - 1,
1358	TermWin.fheight - 2, TermWin.fheight + 2);	1399	fheight - 2, fheight + 2);
1359		1400
1360	fs = XCreateFontSet (display->display, pat,	1401	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1361	&missing_charset_list, &missing_charset_count, &def_string);	1402	&missing_charset_list, &missing_charset_count, &def_string);
1362		1403
1363	if (missing_charset_list)	1404	if (missing_charset_list)
1364	XFreeStringList (missing_charset_list);	1405	XFreeStringList (missing_charset_list);
1365		1406
…		…
1406	XNBackground, bg,	1447	XNBackground, bg,
1407	XNArea, &status_rect,	1448	XNArea, &status_rect,
1408	XNFontSet, fs,	1449	XNFontSet, fs,
1409	NULL);	1450	NULL);
1410	}	1451	}
		1452	#if ENABLE_XIM_ONTHESPOT
		1453	else if (input_style & XIMPreeditCallbacks)
		1454	{
		1455	XIMCallback xcb[4];
		1456
		1457	im_set_position (spot);
		1458
		1459	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1460	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1461	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1462	# if 0
		1463	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1464	# endif
		1465
		1466	preedit_attr = XVaCreateNestedList (0,
		1467	XNSpotLocation, &spot,
		1468	XNPreeditStartCallback, &xcb[0],
		1469	XNPreeditDoneCallback , &xcb[1],
		1470	XNPreeditDrawCallback , &xcb[2],
		1471	# if 0
		1472	XNPreeditCaretCallback, &xcb[3],
		1473	# endif
		1474	NULL);
		1475	}
		1476	#endif
1411		1477
1412	Input_Context = XCreateIC (xim,	1478	Input_Context = XCreateIC (xim,
1413	XNInputStyle, input_style,	1479	XNInputStyle, input_style,
1414	XNClientWindow, TermWin.vt,	1480	XNClientWindow, vt,
1415	XNFocusWindow, TermWin.parent[0],	1481	XNFocusWindow, parent,
1416	preedit_attr ? XNPreeditAttributes : NULL,	1482	preedit_attr ? XNPreeditAttributes : NULL,
1417	preedit_attr,	1483	preedit_attr,
1418	status_attr ? XNStatusAttributes : NULL,	1484	status_attr ? XNStatusAttributes : NULL,
1419	status_attr, NULL);	1485	status_attr, NULL);
1420		1486
1421	if (preedit_attr) XFree (preedit_attr);	1487	if (preedit_attr) XFree (preedit_attr);
1422	if (status_attr) XFree (status_attr);	1488	if (status_attr) XFree (status_attr);
1423	if (fs) XFreeFontSet (display->display, fs);	1489	if (fs) XFreeFontSet (dpy, fs);
1424		1490
1425	if (Input_Context == NULL)	1491	if (Input_Context == NULL)
1426	{	1492	{
1427	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1493	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1428	im_destroy ();	1494	im_destroy ();
1429	return false;	1495	return false;
1430	}	1496	}
1431		1497
1432	if (input_style & XIMPreeditArea)	1498	#if 0
1433	IMSetStatusPosition ();	1499	// unfortunately, only the focus window is used by XIM, hard to fix
		1500	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1501	vt_select_input ();
		1502	#endif
1434		1503
1435	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1504	im_set_position ();
		1505
1436	return true;	1506	return true;
1437	}	1507	}
1438		1508
1439	void	1509	void
1440	rxvt_term::im_cb ()	1510	rxvt_term::im_cb ()
1441	{	1511	{
1442	int i, found, had_im;	1512	int i;
1443	const char *p;	1513	const char *p;
1444	char **s;	1514	char **s;
1445	char buf[IMBUFSIZ];	1515	char buf[IMBUFSIZ];
1446		1516
		1517	make_current ();
		1518
1447	im_destroy ();	1519	im_destroy ();
1448		1520
1449	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1450	if (Input_Context)	1521	if (Input_Context)
1451	return;	1522	return;
1452		1523
1453	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1524	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1454	if (rs[Rs_imLocale])	1525	if (rs[Rs_imLocale])
…		…
1458	p = rs[Rs_inputMethod];	1529	p = rs[Rs_inputMethod];
1459	if (p && *p)	1530	if (p && *p)
1460	{	1531	{
1461	bool found = false;	1532	bool found = false;
1462		1533
1463	s = rxvt_splitcommastring (p);	1534	s = rxvt_strsplit (',', p);
		1535
1464	for (i = 0; s[i]; i++)	1536	for (i = 0; s[i]; i++)
1465	{	1537	{
1466	if (*s[i])	1538	if (*s[i])
1467	{	1539	{
1468	strcpy (buf, "@im=");	1540	strcpy (buf, "@im=");
1469	strncat (buf, s[i], IMBUFSIZ - 5);	1541	strncat (buf, s[i], IMBUFSIZ - 5);
1470	if (IM_get_IC (buf))	1542	if (im_get_ic (buf))
1471	{	1543	{
1472	found = true;	1544	found = true;
1473	break;	1545	break;
1474	}	1546	}
1475	}	1547	}
1476	}	1548	}
1477	for (i = 0; s[i]; i++)	1549
1478	free (s[i]);	1550	rxvt_free_strsplit (s);
1479	free (s);
1480		1551
1481	if (found)	1552	if (found)
1482	goto done;	1553	goto done;
1483	}	1554	}
1484		1555
1485	/* try with XMODIFIERS env. var. */	1556	/* try with XMODIFIERS env. var. */
1486	if (IM_get_IC (""))	1557	if (im_get_ic (""))
1487	goto done;	1558	goto done;
1488		1559
1489	/* try with no modifiers base IF the user didn't specify an IM */	1560	/* try with no modifiers base IF the user didn't specify an IM */
1490	if (IM_get_IC ("@im=none"))	1561	if (im_get_ic ("@im=none"))
1491	goto done;	1562	goto done;
1492		1563
1493	done:	1564	done:
1494	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1565	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1495	if (rs[Rs_imLocale])	1566	if (rs[Rs_imLocale])
1496	SET_LOCALE (locale);	1567	SET_LOCALE (locale);
1497	#endif	1568	#endif
1498	}	1569	}
1499		1570
1500	void	1571	void
1501	rxvt_term::IMSetStatusPosition ()	1572	rxvt_term::im_set_position ()
1502	{	1573	{
1503	XRectangle preedit_rect, status_rect, *needed_rect;	1574	XRectangle preedit_rect, status_rect, *needed_rect;
1504	XVaNestedList preedit_attr, status_attr;	1575	XVaNestedList preedit_attr, status_attr;
1505		1576
1506	if (!Input_Context	1577	if (!Input_Context
1507	|| !TermWin.focus	1578	|| !focus
1508	|| !(input_style & XIMPreeditArea)	1579	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1509	|| !IMisRunning ())	1580	|| !im_is_running ())
1510	return;	1581	return;
1511		1582
		1583	if (input_style & XIMPreeditPosition)
		1584	{
		1585	im_set_size (preedit_rect);
		1586	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1587
		1588	XSetICValues (Input_Context,
		1589	XNPreeditAttributes, preedit_attr, NULL);
		1590	}
		1591	else
		1592	{
1512	/* Getting the necessary width of preedit area */	1593	/* Getting the necessary width of preedit area */
1513	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1594	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1514	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1595	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1515	XFree (status_attr);	1596	XFree (status_attr);
1516		1597
1517	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1598	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1518	XFree (needed_rect);	1599	XFree (needed_rect);
1519		1600
1520	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1601	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1521	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1602	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1522		1603
1523	XSetICValues (Input_Context,	1604	XSetICValues (Input_Context,
1524	XNPreeditAttributes, preedit_attr,	1605	XNPreeditAttributes, preedit_attr,
1525	XNStatusAttributes, status_attr, NULL);	1606	XNStatusAttributes, status_attr,
		1607	NULL);
1526		1608
		1609	XFree (status_attr);
		1610	}
		1611
1527	XFree (preedit_attr);	1612	XFree (preedit_attr);
1528	XFree (status_attr);
1529	}	1613	}
1530	#endif /* USE_XIM */	1614	#endif /* USE_XIM */
1531		1615
1532	/*----------------------------------------------------------------------*/	1616	void
1533	rxvt_t rxvt_current_term;	1617	rxvt_term::get_window_origin (int &x, int &y)
		1618	{
		1619	Window cr;
		1620	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1621	}
		1622
		1623	Pixmap
		1624	rxvt_term::get_pixmap_property (Atom property)
		1625	{
		1626	Pixmap pixmap = None;
		1627
		1628	int aformat;
		1629	unsigned long nitems, bytes_after;
		1630	Atom atype;
		1631	unsigned char *prop;
		1632	int result = XGetWindowProperty (dpy, display->root, property,
		1633	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1634	&nitems, &bytes_after, &prop);
		1635	if (result == Success)
		1636	{
		1637	if (atype == XA_PIXMAP)
		1638	pixmap = *(Pixmap *)prop;
		1639	XFree (prop);
		1640	}
		1641
		1642	return pixmap;
		1643	}
		1644
		1645	#ifdef HAVE_BG_PIXMAP
		1646
		1647	void
		1648	rxvt_term::update_background ()
		1649	{
		1650	if (update_background_ev.is_active ())
		1651	return;
		1652
		1653	bg_invalidate ();
		1654
		1655	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1656
		1657	if (to_wait <= 0.)
		1658	bg_render ();
		1659	else
		1660	update_background_ev.start (to_wait);
		1661	}
		1662
		1663	void
		1664	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1665	{
		1666	make_current ();
		1667
		1668	update_background_ev.stop ();
		1669	bg_render ();
		1670	refresh_check ();
		1671	}
		1672
		1673	#endif /* HAVE_BG_PIXMAP */
1534		1674
1535	/*----------------------- end-of-file (C source) -----------------------*/	1675	/*----------------------- end-of-file (C source) -----------------------*/

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