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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 1.370 by sf-exg, Thu Jan 19 15:08:55 2012 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 <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
50		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
51	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
52		61
53	bool	62	bool
54	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
55	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
56	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	71	return false;
58		72
59	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
61	return true;	75	return true;
62	}	76	}
63		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
64	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
66		93
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	95	{
69	compose_char *cc;	96	compose_char *cc;
70		97
71	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	100	cc = (*this)[c1];
74	while (cc)	101	while (cc)
75	{	102	{
76	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
78	}	105	}
79		106
80	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
85	}
86		111
87	// allocate a new combination	112	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	114	{
90	static int seen;	115	static int seen;
91		116
92	if (!seen++)	117	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		119
95	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
96	}	121	}
97		122
98	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
124		149
125	}	150	}
126	#endif	151	#endif
127		152
128	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
129	:	154	{
130	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	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	157	#endif
139	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
141	#endif	160	#endif
142	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
143	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
144	#endif	163	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	166	#endif
148	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	169	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#ifdef USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
153	#endif	179	#endif
154	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	182	#endif
157	#ifdef USE_XIM	183	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	185	#endif
160	sw_term (this, &rxvt_term::sig_term),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	sw_chld (this, &rxvt_term::sig_chld),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	termwin_ev (this, &rxvt_term::x_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	vt_ev (this, &rxvt_term::x_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	check_ev (this, &rxvt_term::check_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	192
167	pty_ev (this, &rxvt_term::pty_cb),
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		194
172	termlist.push_back (this);	195	termlist.push_back (this);
173	}
174		196
175	rxvt_term::~rxvt_term ()	197	#ifdef KEYSYM_RESOURCE
176	{	198	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	199	#endif
		200	}
178		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
179	if (cmd_pid)	207	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
181		209
182	pty.put ();	210	pty_ev.stop ();
		211	delete pty; pty = 0;
		212	}
183		213
184	#ifdef UTMP_SUPPORT	214	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	215	{
186	#endif	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
187		219
188	#if ENABLE_STYLES	220	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	221	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	222	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	223	delete fontset[i];
192	#endif	224	#endif
193	delete TermWin.fontset[0];	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
194		230
195	if (display)	231	if (display)
196	{	232	{
197	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
198		235
199	#ifdef USE_XIM	236	#ifdef USE_XIM
200	im_destroy ();	237	im_destroy ();
201	#endif	238	#endif
202	#ifdef MENUBAR	239	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	240	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		241
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	242	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	243	// destroy all windows
238	if (TermWin.parent[0])	244	if (parent)
239	XDestroyWindow (display->display, TermWin.parent[0]);	245	XDestroyWindow (dpy, parent);
240	}
241		246
242	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
243		248	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	249	{
		250	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	252	pix_colors_unfocused [i].free (this);
247	#endif	253	#endif
		254	}
248		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
249	displays.put (display);	259	displays.put (display);
		260	}
250		261
251	scr_release ();	262	scr_release ();
252		263
253	/* clear all resources */	264	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	266	free (allocated [i]);
256		267
257	free (selection.text);	268	free (selection.text);
258	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
259	free (env_windowid);
260	free (env_display);
261	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	270	free (locale);
264	#if 0	271	free (v_buffer);
265	free (codeset);	272
266	#endif	273	delete selection_req;
267		274
268	delete envv;	275	delete envv;
269	delete argv;	276	delete argv;
		277
		278	#ifdef KEYSYM_RESOURCE
		279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
		285
		286	// child has exited, usually destroys
		287	void
		288	rxvt_term::child_cb (ev::child &w, int status)
		289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
		292	cmd_pid = 0;
		293
		294	if (!option (Opt_hold))
		295	destroy ();
270	}	296	}
271		297
272	void	298	void
273	rxvt_term::destroy ()	299	rxvt_term::destroy ()
274	{	300	{
275	if (destroy_ev.active)	301	if (destroy_ev.is_active ())
276	return;	302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
277		305
278	#if ENABLE_OVERLAY	306	#if ENABLE_OVERLAY
279	scr_overlay_off ();	307	scr_overlay_off ();
280	#endif	308	#endif
281		309
282	if (display)	310	if (display)
283	{	311	{
284	#if USE_XIM	312	#if USE_XIM
285	im_ev.stop (display);	313	im_ev.stop (display);
286	#endif	314	#endif
287	#if HAVE_SCROLLBARS
288	scrollbar_ev.stop (display);	315	scrollbar_ev.stop (display);
289	#endif	316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
290	#if MENUBAR
291	menubar_ev.stop (display);
292	#endif
293	#if TRANSPARENT
294	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
295	#endif	318	#endif
296	incr_ev.stop ();
297	termwin_ev.stop (display);	319	termwin_ev.stop (display);
298	vt_ev.stop (display);	320	vt_ev.stop (display);
299	}	321	}
300		322
301	check_ev.stop ();	323	flush_ev.stop ();
302	pty_ev.stop ();	324	pty_ev.stop ();
303	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
304	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
305	#endif	327	#endif
306	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
314	#endif	336	#endif
315	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
316	pointer_ev.stop ();	338	pointer_ev.stop ();
317	#endif	339	#endif
318		340
319	destroy_ev.start (0);	341	destroy_ev.start ();
320	}	342	}
321		343
322	void	344	void
323	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
324	{	346	{
325	SET_R (this);	347	make_current ();
326		348
327	delete this;	349	delete this;
328	}	350	}
329		351
330	/*----------------------------------------------------------------------*/	352	void
331	/* rxvt_init () */	353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
332	bool
333	rxvt_term::init (int argc, const char *const *argv)
334	{	354	{
335	SET_R (this);	355	if (!opt)
336
337	if (!init_vars ())
338	return false;	356	return;
339		357
340	init_secondary ();	358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
341		360
342	const char **cmd_argv = init_resources (argc, argv);	361	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	}	362	}
442		363
443	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
444	/*	365	/*
445	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
446	* TODO: if debugging, this should free up any known resources if we can	367	* TODO: if debugging, this should free up any known resources if we can
447	*/	368	*/
448	void	369	static XErrorHandler old_xerror_handler;
449	rxvt_destroy_all ()	370
		371	static void
		372	rxvt_emergency_cleanup ()
450	{	373	{
451	// TODO: rxvtd should clean up all ressources
452	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
453	(*t)->destroy ();	375	(*t)->emergency_cleanup ();
454	}	376	}
455		377
456	/*	378	#if !ENABLE_MINIMAL
457	* Catch a fatal signal and tidy up before quitting	379	static void
458	*/	380	print_x_error (Display *dpy, XErrorEvent *event)
459	void
460	rxvt_term::sig_term (sig_watcher &w)
461	{	381	{
462	#ifdef DEBUG_CMD	382	char buffer[BUFSIZ];
463	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	383	char mesg[BUFSIZ];
464	#endif	384	char number[32];
465	rxvt_destroy_all ();	385	const char mtype[] = "XlibMessage";
466	signal (w.signum, SIG_DFL);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
467	kill (getpid (), w.signum);	387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		388	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		389	rxvt_warn ("%s: %s\n", mesg, buffer);
		390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		392	sprintf(number, "%d", event->request_code);
		393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		394	rxvt_warn ("(which is %s)\n", buffer);
		395	if (event->request_code >= 128) {
		396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		397	mesg, BUFSIZ);
		398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		399	}
		400	if ((event->error_code == BadWindow) ||
		401	(event->error_code == BadPixmap) ||
		402	(event->error_code == BadCursor) ||
		403	(event->error_code == BadFont) ||
		404	(event->error_code == BadDrawable) ||
		405	(event->error_code == BadColor) ||
		406	(event->error_code == BadGC) ||
		407	(event->error_code == BadIDChoice) ||
		408	(event->error_code == BadValue) ||
		409	(event->error_code == BadAtom)) {
		410	if (event->error_code == BadValue)
		411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		412	mesg, BUFSIZ);
		413	else if (event->error_code == BadAtom)
		414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		415	mesg, BUFSIZ);
		416	else
		417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		420	}
		421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		422	mesg, BUFSIZ);
		423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
468	}	424	}
		425	#endif
469		426
470	/* INTPROTO */
471	int	427	int
472	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
473	{	429	{
474	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
475	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
476	else	432	else
477	{	433	{
		434	// GET_R is most likely not the terminal which caused the error,
		435	// so just output the error and continue
		436	#if ENABLE_MINIMAL
478	old_xerror_handler (display, event);	437	old_xerror_handler (display, event);
479	GET_R->destroy ();	438	#else
		439	print_x_error (display, event);
		440	#endif
480	}	441	}
481		442
482	return 0;	443	return 0;
483	}	444	}
484		445
485	/* ------------------------------------------------------------------------- *	446	int
486	* MEMORY ALLOCATION WRAPPERS *	447	rxvt_xioerror_handler (Display *display)
487	* ------------------------------------------------------------------------- */	448	{
		449	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		450	DisplayString (display));
		451	rxvt_emergency_cleanup ();
		452	_exit (EXIT_FAILURE);
		453	}
		454
		455	static struct sig_handlers
		456	{
		457	ev::sig sw_term, sw_int;
		458
		459	/*
		460	* Catch a fatal signal and tidy up before quitting
		461	*/
		462	void sig_term (ev::sig &w, int revents);
		463
		464	sig_handlers ()
		465	{
		466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		468	}
		469	} sig_handlers;
		470
488	void *	471	void
489	rxvt_malloc (size_t size)	472	sig_handlers::sig_term (ev::sig &w, int revents)
490	{	473	{
491	void *p = malloc (size);	474	rxvt_emergency_cleanup ();
492		475	w.stop ();
493	if (!p)	476	kill (getpid (), w.signum);
494	rxvt_fatal ("memory allocation failure. aborting.\n");
495
496	return p;
497	}	477	}
498		478
499	/* INTPROTO */	479	static void
500	void *	480	rxvt_get_ttymode (struct termios *tio)
501	rxvt_calloc (size_t number, size_t size)
502	{	481	{
503	void *p = calloc (number, size);	482	if (tcgetattr (STDIN_FILENO, tio) < 0)
		483	memset (tio, 0, sizeof (struct termios));
504		484
505	if (!p)	485	for (int i = 0; i < NCCS; i++)
506	rxvt_fatal ("memory allocation failure. aborting.\n");	486	tio->c_cc[i] = VDISABLE;
507		487
508	return p;	488	tio->c_cc[VINTR] = CINTR;
509	}	489	tio->c_cc[VQUIT] = CQUIT;
510		490	tio->c_cc[VERASE] = CERASE;
511	/* INTPROTO */	491	#ifdef VERASE2
512	void *	492	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	493	#endif
534		494	tio->c_cc[VKILL] = CKILL;
535	#if ! defined(__CYGWIN32__)	495	tio->c_cc[VEOF] = CEOF;
536	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	496	tio->c_cc[VSTART] = CSTART;
537	/* setreuid () is the poor man's setuid (), seteuid () */	497	tio->c_cc[VSTOP] = CSTOP;
538	# define seteuid(a) setreuid(-1, (a))	498	tio->c_cc[VSUSP] = CSUSP;
539	# define setegid(a) setregid(-1, (a))	499	# ifdef VDSUSP
540	# define HAVE_SETEUID	500	tio->c_cc[VDSUSP] = CDSUSP;
541	# endif	501	# endif
542	# ifdef HAVE_SETEUID	502	# ifdef VREPRINT
543	switch (action)	503	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	504	# endif
		505	# ifdef VDISCRD
		506	tio->c_cc[VDISCRD] = CFLUSH;
575	#endif	507	# endif
576	}	508	# ifdef VWERSE
577		509	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	510	# endif
		511	# ifdef VLNEXT
		512	tio->c_cc[VLNEXT] = CLNEXT;
		513	# endif
		514	# ifdef VSTATUS
		515	tio->c_cc[VSTATUS] = CSTATUS;
		516	# endif
		517
		518	# if VMIN != VEOF
		519	tio->c_cc[VMIN] = 1;
		520	# endif
		521	# if VTIME != VEOL
		522	tio->c_cc[VTIME] = 0;
		523	# endif
		524
		525	/* input modes */
		526	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		527	# ifdef IMAXBEL
		528	| IMAXBEL
		529	# endif
		530	| IXON);
		531
		532	/* output modes */
		533	tio->c_oflag = (OPOST | ONLCR);
		534
		535	/* control modes */
		536	tio->c_cflag = (CS8 | CREAD);
		537
		538	/* local modes */
		539	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		540	# if defined (ECHOCTL) && defined (ECHOKE)
		541	| ECHOCTL | ECHOKE
		542	# endif
		543	| ECHOE | ECHOK);
		544	}
		545
		546	char **rxvt_environ; // startup environment
		547
		548	void
		549	rxvt_init ()
		550	{
		551	assert (("fontMask must not overlap other RS masks",
		552	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		553
		554	rxvt_get_ttymode (&rxvt_term::def_tio);
		555
		556	// get rid of stdin/stdout as we don't need them, to free resources
		557	dup2 (STDERR_FILENO, STDIN_FILENO);
		558	dup2 (STDERR_FILENO, STDOUT_FILENO);
		559
		560	if (!ev_default_loop ())
		561	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		562
		563	rxvt_environ = environ;
		564
		565	signal (SIGHUP, SIG_IGN);
		566	signal (SIGPIPE, SIG_IGN);
		567
		568	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		569	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		570
		571	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		572	// TODO: handle this with exceptions and tolerate the memory loss
		573	XSetIOErrorHandler (rxvt_xioerror_handler);
		574
		575	XrmInitialize ();
		576	}
596		577
597	/*----------------------------------------------------------------------*/	578	/*----------------------------------------------------------------------*/
598	/*	579	/*
599	* window size/position calculcations for XSizeHint and other storage.	580	* window size/position calculations for XSizeHint and other storage.
600	* if width/height are non-zero then override calculated width/height	581	* if width/height are non-zero then override calculated width/height
601	*/	582	*/
602	void	583	void
603	rxvt_term::window_calc (unsigned int width, unsigned int height)	584	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
604	{	585	{
605	short recalc_x, recalc_y;	586	short recalc_x, recalc_y;
606	int x, y, sb_w, mb_h, flags;	587	int x, y, flags;
607	unsigned int w, h;	588	unsigned int w, h;
608	unsigned int max_width, max_height;	589	unsigned int max_width, max_height;
609		590
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;	591	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
614	szHint.win_gravity = NorthWestGravity;	592	szHint.win_gravity = NorthWestGravity;
615	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	593	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
616		594
617	recalc_x = recalc_y = 0;	595	recalc_x = recalc_y = 0;
618	flags = 0;	596	flags = 0;
		597
619	if (!parsed_geometry)	598	if (!parsed_geometry)
620	{	599	{
621	parsed_geometry = 1;	600	parsed_geometry = 1;
		601
622	if (rs[Rs_geometry])	602	if (rs[Rs_geometry])
623	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	603	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		604
624	if (flags & WidthValue)	605	if (flags & WidthValue)
625	{	606	{
626	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	607	if (!w)
		608	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		609
		610	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
627	szHint.flags |= USSize;	611	szHint.flags |= USSize;
628	}	612	}
		613
629	if (flags & HeightValue)	614	if (flags & HeightValue)
630	{	615	{
631	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	616	if (!h)
		617	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		618
		619	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
632	szHint.flags |= USSize;	620	szHint.flags |= USSize;
633	}	621	}
		622
634	if (flags & XValue)	623	if (flags & XValue)
635	{	624	{
636	szHint.x = x;	625	szHint.x = x;
637	szHint.flags |= USPosition;	626	szHint.flags |= USPosition;
		627
638	if (flags & XNegative)	628	if (flags & XNegative)
639	{	629	{
640	recalc_x = 1;	630	recalc_x = 1;
641	szHint.win_gravity = NorthEastGravity;	631	szHint.win_gravity = NorthEastGravity;
642	}	632	}
643	}	633	}
		634
644	if (flags & YValue)	635	if (flags & YValue)
645	{	636	{
646	szHint.y = y;	637	szHint.y = y;
647	szHint.flags |= USPosition;	638	szHint.flags |= USPosition;
		639
648	if (flags & YNegative)	640	if (flags & YNegative)
649	{	641	{
650	recalc_y = 1;	642	recalc_y = 1;
		643
651	if (szHint.win_gravity == NorthEastGravity)	644	if (szHint.win_gravity == NorthEastGravity)
652	szHint.win_gravity = SouthEastGravity;	645	szHint.win_gravity = SouthEastGravity;
653	else	646	else
654	szHint.win_gravity = SouthWestGravity;	647	szHint.win_gravity = SouthWestGravity;
655	}	648	}
656	}	649	}
657	}	650	}
658		651
659	/* TODO: BOUNDS */	652	/* TODO: BOUNDS */
660	TermWin.width = TermWin.ncol * TermWin.fwidth;	653	width = ncol * fwidth;
661	TermWin.height = TermWin.nrow * TermWin.fheight;	654	height = nrow * fheight;
662	max_width = MAX_COLS * TermWin.fwidth;	655	max_width = MAX_COLS * fwidth;
663	max_height = MAX_ROWS * TermWin.fheight;	656	max_height = MAX_ROWS * fheight;
664		657
665	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	658	szHint.base_width = szHint.base_height = 2 * int_bwidth;
666		659
667	sb_w = mb_h = 0;
668	window_vt_x = window_vt_y = TermWin.int_bwidth;	660	window_vt_x = window_vt_y = int_bwidth;
669		661
670	if (scrollbar_visible ())	662	if (scrollBar.state)
671	{	663	{
672	sb_w = scrollbar_TotalWidth ();	664	int sb_w = scrollBar.total_width ();
673	szHint.base_width += sb_w;	665	szHint.base_width += sb_w;
		666
674	if (!(options & Opt_scrollBar_right))	667	if (!option (Opt_scrollBar_right))
675	window_vt_x += sb_w;	668	window_vt_x += sb_w;
676	}	669	}
677		670
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;	671	szHint.width_inc = fwidth;
686	szHint.height_inc = TermWin.fheight;	672	szHint.height_inc = fheight;
687	szHint.min_width = szHint.base_width + szHint.width_inc;	673	szHint.min_width = szHint.base_width + szHint.width_inc;
688	szHint.min_height = szHint.base_height + szHint.height_inc;	674	szHint.min_height = szHint.base_height + szHint.height_inc;
689		675
690	if (width && width - szHint.base_width < max_width)	676	if (newwidth && newwidth - szHint.base_width < max_width)
691	{	677	{
692	szHint.width = width;	678	szHint.width = newwidth;
693	TermWin.width = width - szHint.base_width;	679	width = newwidth - szHint.base_width;
694	}	680	}
695	else	681	else
696	{	682	{
697	MIN_IT (TermWin.width, max_width);	683	min_it (width, max_width);
698	szHint.width = szHint.base_width + TermWin.width;	684	szHint.width = szHint.base_width + width;
699	}	685	}
700		686
701	if (height && height - szHint.base_height < max_height)	687	if (newheight && newheight - szHint.base_height < max_height)
702	{	688	{
703	szHint.height = height;	689	szHint.height = newheight;
704	TermWin.height = height - szHint.base_height;	690	height = newheight - szHint.base_height;
705	}	691	}
706	else	692	else
707	{	693	{
708	MIN_IT (TermWin.height, max_height);	694	min_it (height, max_height);
709	szHint.height = szHint.base_height + TermWin.height;	695	szHint.height = szHint.base_height + height;
710	}	696	}
711
712	if (scrollbar_visible () && (options & Opt_scrollBar_right))
713	window_sb_x = szHint.width - sb_w;
714		697
715	if (recalc_x)	698	if (recalc_x)
716	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	699	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
717	- szHint.width - 2 * TermWin.ext_bwidth);	700
718	if (recalc_y)	701	if (recalc_y)
719	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	702	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
720	- szHint.height - 2 * TermWin.ext_bwidth);
721		703
722	TermWin.ncol = TermWin.width / TermWin.fwidth;	704	ncol = width / fwidth;
723	TermWin.nrow = TermWin.height / TermWin.fheight;	705	nrow = height / fheight;
724	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706
725	TermWin.ncol, TermWin.nrow, szHint.width,	707	// When the size of the vt window is not a multiple of the cell
726	szHint.height));	708	// size, i.e., when the wm does not honour our size hints, there are
727	return;	709	// extra areas not covered by the terminal screen. Such gaps, when a
		710	// bg pixmap is set, would have to be cleared manually to properly
		711	// refresh the background. We take the simpler route and shrink the
		712	// vt window so as to avoid creating gaps.
		713	vt_width = ncol * fwidth;
		714	vt_height = nrow * fheight;
728	}	715	}
729		716
730	/*----------------------------------------------------------------------*/	717	/*----------------------------------------------------------------------*/
731	/*	718	/*
732	* Tell the teletype handler what size the window is.	719	* Tell the teletype handler what size the window is.
733	* Called after a window size change.	720	* Called after a window size change.
734	*/	721	*/
735	void	722	void
736	rxvt_term::tt_winch ()	723	rxvt_term::tt_winch ()
737	{	724	{
738	if (pty.pty < 0)	725	if (pty->pty < 0)
739	return;	726	return;
740		727
741	struct winsize ws;	728	struct winsize ws;
742		729
743	ws.ws_col = TermWin.ncol;	730	ws.ws_col = ncol;
744	ws.ws_row = TermWin.nrow;	731	ws.ws_row = nrow;
745	ws.ws_xpixel = TermWin.width;	732	ws.ws_xpixel = vt_width;
746	ws.ws_ypixel = TermWin.height;	733	ws.ws_ypixel = vt_height;
747	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	734	ioctl (pty->pty, TIOCSWINSZ, &ws);
748		735
749	#if 0	736	#if 0
750	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	737	// TIOCSWINSZ is supposed to do this automatically and correctly
751	if (cmd_pid) /* force through to the command */	738	if (cmd_pid) /* force through to the command */
752	kill (cmd_pid, SIGWINCH);	739	kill (-cmd_pid, SIGWINCH);
753	#endif	740	#endif
754	}	741	}
755		742
756	/*----------------------------------------------------------------------*/	743	/*----------------------------------------------------------------------*/
757	/* set_fonts () - load and set the various fonts	744	/* 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	745	bool
765	rxvt_term::set_fonts ()	746	rxvt_term::set_fonts ()
766	{	747	{
767	rxvt_fontset *fs = new rxvt_fontset (this);	748	rxvt_fontset *fs = new rxvt_fontset (this);
768	rxvt_fontprop prop;	749	rxvt_fontprop prop;
…		…
775	return false;	756	return false;
776	}	757	}
777		758
778	#if ENABLE_STYLES	759	#if ENABLE_STYLES
779	for (int i = RS_styleCount; --i; )	760	for (int i = RS_styleCount; --i; )
780	if (TermWin.fontset[i] != TermWin.fontset[0])	761	if (fontset[i] != fontset[0])
781	delete TermWin.fontset[i];	762	delete fontset[i];
782	#endif	763	#endif
783		764
784	delete TermWin.fontset[0];	765	delete fontset[0];
785	TermWin.fontset[0] = fs;	766	fontset[0] = fs;
786		767
787	prop = (*fs)[1]->properties ();	768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		769	prop.height += lineSpace;
		770	prop.width += letterSpace;
		771
788	fs->set_prop (prop);	772	fs->set_prop (prop, false);
789		773
790	TermWin.fwidth = prop.width;	774	fwidth = prop.width;
791	TermWin.fheight = prop.height;	775	fheight = prop.height;
792	TermWin.fweight = prop.weight;	776	fbase = prop.ascent;
793	TermWin.fslant = prop.slant;
794	TermWin.fbase = (*fs)[1]->ascent;
795		777
796	for (int style = 1; style < 4; style++)	778	for (int style = 1; style < 4; style++)
797	{	779	{
798	#if ENABLE_STYLES	780	#if ENABLE_STYLES
799	const char *res = rs[Rs_font + style];	781	const char *res = rs[Rs_font + style];
800		782
801	if (res && !*res)	783	if (res && !*res)
802	TermWin.fontset[style] = TermWin.fontset[0];	784	fontset[style] = fontset[0];
803	else	785	else
804	{	786	{
805	TermWin.fontset[style] = fs = new rxvt_fontset (this);	787	fontset[style] = fs = new rxvt_fontset (this);
806	rxvt_fontprop prop2 = prop;	788	rxvt_fontprop prop2 = prop;
807		789
808	if (res)	790	if (res)
809	prop2.weight = prop2.slant = rxvt_fontprop::unset;	791	{
		792	fs->populate (res);
		793	fs->set_prop (prop2, false);
		794	}
810	else	795	else
811	{	796	{
812	res = TermWin.fontset[0]->fontdesc;	797	fs->populate (fontset[0]->fontdesc);
813		798
814	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	799	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;	800	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		801
		802	fs->set_prop (prop2, true);
816	}	803	}
817		804
818	fs->populate (res);
819	fs->set_prop (prop2);
820	}	805	}
821	#else	806	#else
822	TermWin.fontset[style] = TermWin.fontset[0];	807	fontset[style] = fontset[0];
823	#endif	808	#endif
824	}	809	}
825		810
826	if (TermWin.parent[0])	811	if (parent)
827	{	812	{
828	resize_all_windows (0, 0, 0);	813	resize_all_windows (0, 0, 0);
829	scr_remap_chars ();	814	scr_remap_chars ();
830	scr_touch (true);	815	scr_touch (true);
831	}	816	}
832		817
833	return true;	818	return true;
		819	}
		820
		821	void
		822	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		823	{
		824	XChangeProperty (dpy, parent,
		825	prop, XA_STRING, 8, PropModeReplace,
		826	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		827	}
		828
		829	void
		830	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		831	{
		832	XTextProperty ct;
		833
		834	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		835	{
		836	XSetTextProperty (dpy, parent, &ct, prop);
		837	XFree (ct.value);
		838	}
		839	}
		840
		841	void
		842	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		843	{
		844	wchar_t *ws = rxvt_mbstowcs (str, len);
		845	char *s = rxvt_wcstoutf8 (ws);
		846
		847	XChangeProperty (dpy, parent,
		848	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		849	(const unsigned char *)s, strlen (s));
		850
		851	free (s);
		852	free (ws);
834	}	853	}
835		854
836	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
837	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
838	/* xterm sequences - title, iconName, color (exptl) */	857	/* xterm sequences - title, iconName, color (exptl) */
839	void	858	void
840	rxvt_term::set_title (const char *str)	859	rxvt_term::set_title (const char *str)
841	{	860	{
842	#ifdef SMART_WINDOW_TITLE	861	set_mbstring_property (XA_WM_NAME, str);
843	char *name;	862	#if ENABLE_EWMH
844		863	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	864	#endif
856	}	865	}
857		866
858	void	867	void
859	rxvt_term::set_icon_name (const char *str)	868	rxvt_term::set_icon_name (const char *str)
860	{	869	{
861	#ifdef SMART_WINDOW_TITLE	870	set_mbstring_property (XA_WM_ICON_NAME, str);
862	char *name;	871	#if ENABLE_EWMH
863		872	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	873	#endif
869	XSetIconName (display->display, TermWin.parent[0], str);
870
871	#ifdef SMART_WINDOW_TITLE
872	if (name)
873	XFree (name);
874	#endif
875	}	874	}
876		875
		876	void
		877	rxvt_term::set_window_color (int idx, const char *color)
		878	{
877	#ifdef XTERM_COLOR_CHANGE	879	#ifdef XTERM_COLOR_CHANGE
878	void
879	rxvt_term::set_window_color (int idx, const char *color)
880	{
881	rxvt_color xcol;	880	rxvt_color xcol;
882	int i;
883		881
884	if (color == NULL || *color == '\0')	882	if (color == NULL || *color == '\0')
885	return;	883	return;
886		884
		885	color = strdup (color);
		886	allocated.push_back ((void *)color);
		887	rs[Rs_color + idx] = color;
		888
887	/* handle color aliases */	889	/* handle color aliases */
888	if (isdigit (*color))	890	if (isdigit (*color))
889	{	891	{
890	i = atoi (color);	892	int i = atoi (color);
		893
891	if (i >= 8 && i <= 15)	894	if (i >= 8 && i <= 15)
		895	{
892	{ /* bright colors */	896	/* bright colors */
893	i -= 8;
894	# ifndef NO_BRIGHTCOLOR
895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	897	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
896	SET_PIXCOLOR (idx);
897	goto Done;	898	goto done;
898	# endif
899
900	}	899	}
		900
901	if (i >= 0 && i <= 7)	901	if (i >= 0 && i <= 7)
		902	{
902	{ /* normal colors */	903	/* normal colors */
903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
904	SET_PIXCOLOR (idx);
905	goto Done;	905	goto done;
906	}	906	}
907	}	907	}
908		908
909	if (!rXParseAllocColor (& xcol, color))	909	set_color (xcol, color);
910	return;
911
912	/* XStoreColor (display->display, display->cmap, XColor*); */
913		910
914	/*	911	/*
915	* FIXME: should free colors here, but no idea how to do it so instead,	912	* FIXME: should free colors here, but no idea how to do it so instead,
916	* so just keep gobbling up the colormap	913	* so just keep gobbling up the colormap
917	*/	914	*/
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		915
930	pix_colors_focused[idx] = xcol;	916	pix_colors_focused[idx] = xcol;
931	SET_PIXCOLOR (idx);
932		917
933	/* XSetWindowAttributes attr; */
934	/* Cursor cursor; */
935	Done:	918	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. */	919	/*TODO: handle Color_BD, scrollbar background, etc. */
942		920
		921	update_fade_color (idx);
943	recolour_cursor ();	922	recolour_cursor ();
944	scr_recolour ();	923	scr_recolour ();
		924	#endif /* XTERM_COLOR_CHANGE */
945	}	925	}
946
947	#else
948	# define set_window_color (idx,color) ((void)0)
949	#endif /* XTERM_COLOR_CHANGE */
950		926
951	void	927	void
952	rxvt_term::recolour_cursor ()	928	rxvt_term::recolour_cursor ()
953	{	929	{
954	XColor xcol[2];	930	XColor fg, bg;
955		931
956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	932	(ISSET_PIXCOLOR (Color_pointer_fg)
957	? pix_colors_focused[Color_pointer_fg]	933	? pix_colors_focused[Color_pointer_fg]
958	: pix_colors_focused[Color_fg];	934	: pix_colors_focused[Color_fg]).get (fg);
		935
959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	936	(ISSET_PIXCOLOR (Color_pointer_bg)
960	? pix_colors_focused[Color_pointer_bg]	937	? pix_colors_focused[Color_pointer_bg]
961	: pix_colors_focused[Color_bg];	938	: pix_colors_focused[Color_bg]).get (bg);
962		939
963	XQueryColors (display->display, display->cmap, xcol, 2);	940	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
965	}	941	}
966		942
967	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
968	/*	944	/*
969	* find if fg/bg matches any of the normal (low-intensity) colors	945	* find if fg/bg matches any of the normal (low-intensity) colors
970	*/	946	*/
971	void	947	char *
972	rxvt_term::set_colorfgbg ()	948	rxvt_term::get_colorfgbg ()
973	{	949	{
974	unsigned int i;	950	unsigned int i;
975	const char *xpmb = "\0";	951	const char *xpmb = "";
976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	952	char fstr[] = "default";
		953	char bstr[] = "default";
		954	char *env_colorfgbg;
977		955
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++)	956	for (i = Color_Black; i <= Color_White; i++)
982	if (pix_colors[Color_fg] == pix_colors[i])	957	if (pix_colors[Color_fg] == pix_colors[i])
983	{	958	{
984	sprintf (fstr, "%d", (i - Color_Black));	959	sprintf (fstr, "%d", i - Color_Black);
985	break;	960	break;
986	}	961	}
987		962
988	for (i = Color_Black; i <= Color_White; i++)	963	for (i = Color_Black; i <= Color_White; i++)
989	if (pix_colors[Color_bg] == pix_colors[i])	964	if (pix_colors[Color_bg] == pix_colors[i])
990	{	965	{
991	sprintf (bstr, "%d", (i - Color_Black));	966	sprintf (bstr, "%d", i - Color_Black);
992	#ifdef XPM_BACKGROUND	967	#ifdef BG_IMAGE_FROM_FILE
993	xpmb = "default;";	968	xpmb = "default;";
994	#endif	969	#endif
995	break;	970	break;
996	}	971	}
997		972
		973	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	974	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		975	return env_colorfgbg;
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, &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, 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, &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, 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, szHint.width, szHint.height);
1079	#endif	1063	#endif
1080	}	1064	}
1081		1065
		1066	if (set_hint)
		1067	XSetWMNormalHints (dpy, parent, &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	vt_width, vt_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	im_set_position ();
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 != vt_width || newheight != vt_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::im_is_running ()
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::im_send_spot ()
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	*/
1273	bool	1302	bool
1274	rxvt_term::IM_get_IC (const char *modifiers)	1303	rxvt_term::im_get_ic (const char *modifiers)
1275	{	1304	{
1276	int i, j, found;	1305	int i, j, found;
1277	XIM xim;	1306	XIM xim;
1278	XPoint spot;	1307	XPoint spot;
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;
1284		1313
		1314	set_environ (envv);
		1315
1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1316	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1286	return false;	1317	return false;
1287		1318
1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1289	input_method = display->get_xim (locale, modifiers);	1319	input_method = display->get_xim (locale, modifiers);
1290	if (input_method == NULL)	1320	if (input_method == NULL)
1291	return false;	1321	return false;
1292		1322
1293	xim = input_method->xim;	1323	xim = input_method->xim;
…		…
1299	{	1329	{
1300	im_destroy ();	1330	im_destroy ();
1301	return false;	1331	return false;
1302	}	1332	}
1303		1333
1304	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root,None";	1334	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1305	s = rxvt_splitcommastring (p);
1306		1335
		1336	for (int pi = 0; pi < 2; pi++)
		1337	{
		1338	p = pet[pi];
		1339
		1340	if (!p)
		1341	continue;
		1342
		1343	s = rxvt_strsplit (',', p);
		1344
1307	for (i = found = 0; !found && s[i]; i++)	1345	for (i = found = 0; !found && s[i]; i++)
1308	{	1346	{
1309	if (!strcmp (s[i], "OverTheSpot"))	1347	if (!strcmp (s[i], "OverTheSpot"))
1310	input_style = (XIMPreeditPosition | XIMStatusNothing);	1348	input_style = XIMPreeditPosition | XIMStatusNothing;
1311	else if (!strcmp (s[i], "OffTheSpot"))	1349	else if (!strcmp (s[i], "OffTheSpot"))
1312	input_style = (XIMPreeditArea | XIMStatusArea);	1350	input_style = XIMPreeditArea | XIMStatusArea;
1313	else if (!strcmp (s[i], "Root"))	1351	else if (!strcmp (s[i], "Root"))
1314	input_style = (XIMPreeditNothing | XIMStatusNothing);	1352	input_style = XIMPreeditNothing | XIMStatusNothing;
1315	else if (!strcmp (s[i], "None"))	1353	else if (!strcmp (s[i], "None"))
1316	input_style = (XIMPreeditNone | XIMStatusNone);	1354	input_style = XIMPreeditNone | XIMStatusNone;
		1355	#ifdef ENABLE_XIM_ONTHESPOT
		1356	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1357	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1358	#endif
		1359	else
		1360	input_style = XIMPreeditNothing | XIMStatusNothing;
1317		1361
1318	for (j = 0; j < xim_styles->count_styles; j++)	1362	for (j = 0; j < xim_styles->count_styles; j++)
1319	if (input_style == xim_styles->supported_styles[j])	1363	if (input_style == xim_styles->supported_styles[j])
1320	{	1364	{
		1365	rxvt_free_strsplit (s);
		1366
1321	found = 1;	1367	found = 1;
1322	break;	1368	goto foundpet;
		1369	}
		1370
1323	}	1371	}
1324	}
1325		1372
1326	for (i = 0; s[i]; i++)	1373	rxvt_free_strsplit (s);
1327	free (s[i]);	1374	}
1328		1375
1329	free (s);	1376	foundpet:
		1377
1330	XFree (xim_styles);	1378	XFree (xim_styles);
1331		1379
1332	if (!found)	1380	if (!found)
1333	{	1381	{
1334	im_destroy ();	1382	im_destroy ();
…		…
1351	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1399	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1352	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1353	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1354	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1355	"*",	1403	"*",
1356	TermWin.fheight,	1404	fheight,
1357	TermWin.fheight + 1, TermWin.fheight - 1,	1405	fheight + 1, fheight - 1,
1358	TermWin.fheight - 2, TermWin.fheight + 2);	1406	fheight - 2, fheight + 2);
1359		1407
1360	fs = XCreateFontSet (display->display, pat,	1408	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1361	&missing_charset_list, &missing_charset_count, &def_string);	1409	&missing_charset_list, &missing_charset_count, &def_string);
1362		1410
1363	if (missing_charset_list)	1411	if (missing_charset_list)
1364	XFreeStringList (missing_charset_list);	1412	XFreeStringList (missing_charset_list);
1365		1413
…		…
1406	XNBackground, bg,	1454	XNBackground, bg,
1407	XNArea, &status_rect,	1455	XNArea, &status_rect,
1408	XNFontSet, fs,	1456	XNFontSet, fs,
1409	NULL);	1457	NULL);
1410	}	1458	}
		1459	#if ENABLE_XIM_ONTHESPOT
		1460	else if (input_style & XIMPreeditCallbacks)
		1461	{
		1462	XIMCallback xcb[4];
		1463
		1464	im_set_position (spot);
		1465
		1466	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1467	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1468	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1469	# if 0
		1470	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1471	# endif
		1472
		1473	preedit_attr = XVaCreateNestedList (0,
		1474	XNSpotLocation, &spot,
		1475	XNPreeditStartCallback, &xcb[0],
		1476	XNPreeditDoneCallback , &xcb[1],
		1477	XNPreeditDrawCallback , &xcb[2],
		1478	# if 0
		1479	XNPreeditCaretCallback, &xcb[3],
		1480	# endif
		1481	NULL);
		1482	}
		1483	#endif
1411		1484
1412	Input_Context = XCreateIC (xim,	1485	Input_Context = XCreateIC (xim,
1413	XNInputStyle, input_style,	1486	XNInputStyle, input_style,
1414	XNClientWindow, TermWin.vt,	1487	XNClientWindow, vt,
1415	XNFocusWindow, TermWin.parent[0],	1488	XNFocusWindow, parent,
1416	preedit_attr ? XNPreeditAttributes : NULL,	1489	preedit_attr ? XNPreeditAttributes : NULL,
1417	preedit_attr,	1490	preedit_attr,
1418	status_attr ? XNStatusAttributes : NULL,	1491	status_attr ? XNStatusAttributes : NULL,
1419	status_attr, NULL);	1492	status_attr, NULL);
1420		1493
1421	if (preedit_attr) XFree (preedit_attr);	1494	if (preedit_attr) XFree (preedit_attr);
1422	if (status_attr) XFree (status_attr);	1495	if (status_attr) XFree (status_attr);
1423	if (fs) XFreeFontSet (display->display, fs);	1496	if (fs) XFreeFontSet (dpy, fs);
1424		1497
1425	if (Input_Context == NULL)	1498	if (Input_Context == NULL)
1426	{	1499	{
1427	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1428	im_destroy ();	1501	im_destroy ();
1429	return false;	1502	return false;
1430	}	1503	}
1431		1504
1432	if (input_style & XIMPreeditArea)	1505	#if 0
1433	IMSetStatusPosition ();	1506	// unfortunately, only the focus window is used by XIM, hard to fix
		1507	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1508	vt_select_input ();
		1509	#endif
1434		1510
1435	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1511	im_set_position ();
		1512
1436	return true;	1513	return true;
1437	}	1514	}
1438		1515
1439	void	1516	void
1440	rxvt_term::im_cb ()	1517	rxvt_term::im_cb ()
1441	{	1518	{
1442	int i, found, had_im;	1519	int i;
1443	const char *p;	1520	const char *p;
1444	char **s;	1521	char **s;
1445	char buf[IMBUFSIZ];	1522	char buf[IMBUFSIZ];
1446		1523
		1524	make_current ();
		1525
1447	im_destroy ();	1526	im_destroy ();
1448		1527
1449	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1450	if (Input_Context)	1528	if (Input_Context)
1451	return;	1529	return;
1452		1530
1453	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1454	if (rs[Rs_imLocale])	1531	if (rs[Rs_imLocale])
1455	SET_LOCALE (rs[Rs_imLocale]);	1532	SET_LOCALE (rs[Rs_imLocale]);
1456	#endif
1457		1533
1458	p = rs[Rs_inputMethod];	1534	p = rs[Rs_inputMethod];
1459	if (p && *p)	1535	if (p && *p)
1460	{	1536	{
1461	bool found = false;	1537	bool found = false;
1462		1538
1463	s = rxvt_splitcommastring (p);	1539	s = rxvt_strsplit (',', p);
		1540
1464	for (i = 0; s[i]; i++)	1541	for (i = 0; s[i]; i++)
1465	{	1542	{
1466	if (*s[i])	1543	if (*s[i])
1467	{	1544	{
1468	strcpy (buf, "@im=");	1545	strcpy (buf, "@im=");
1469	strncat (buf, s[i], IMBUFSIZ - 5);	1546	strncat (buf, s[i], IMBUFSIZ - 5);
1470	if (IM_get_IC (buf))	1547	if (im_get_ic (buf))
1471	{	1548	{
1472	found = true;	1549	found = true;
1473	break;	1550	break;
1474	}	1551	}
1475	}	1552	}
1476	}	1553	}
1477	for (i = 0; s[i]; i++)	1554
1478	free (s[i]);	1555	rxvt_free_strsplit (s);
1479	free (s);
1480		1556
1481	if (found)	1557	if (found)
1482	goto done;	1558	goto done;
1483	}	1559	}
1484		1560
1485	/* try with XMODIFIERS env. var. */	1561	/* try with XMODIFIERS env. var. */
1486	if (IM_get_IC (""))	1562	if (im_get_ic (""))
1487	goto done;	1563	goto done;
1488		1564
1489	/* try with no modifiers base IF the user didn't specify an IM */	1565	/* try with no modifiers base IF the user didn't specify an IM */
1490	if (IM_get_IC ("@im=none"))	1566	if (im_get_ic ("@im=none"))
1491	goto done;	1567	goto done;
1492		1568
1493	done:	1569	done: ;
1494	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1495	if (rs[Rs_imLocale])	1570	if (rs[Rs_imLocale])
1496	SET_LOCALE (locale);	1571	SET_LOCALE (locale);
1497	#endif
1498	}	1572	}
1499		1573
1500	void	1574	void
1501	rxvt_term::IMSetStatusPosition ()	1575	rxvt_term::im_set_position ()
1502	{	1576	{
1503	XRectangle preedit_rect, status_rect, *needed_rect;	1577	XRectangle preedit_rect, status_rect, *needed_rect;
1504	XVaNestedList preedit_attr, status_attr;	1578	XVaNestedList preedit_attr, status_attr;
1505		1579
1506	if (!Input_Context	1580	if (!Input_Context
1507	|| !TermWin.focus	1581	|| !focus
1508	|| !(input_style & XIMPreeditArea)	1582	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1509	|| !IMisRunning ())	1583	|| !im_is_running ())
1510	return;	1584	return;
1511		1585
		1586	if (input_style & XIMPreeditPosition)
		1587	{
		1588	im_set_size (preedit_rect);
		1589	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1590
		1591	XSetICValues (Input_Context,
		1592	XNPreeditAttributes, preedit_attr, NULL);
		1593	}
		1594	else
		1595	{
1512	/* Getting the necessary width of preedit area */	1596	/* Getting the necessary width of preedit area */
1513	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1597	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1514	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1598	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1515	XFree (status_attr);	1599	XFree (status_attr);
1516		1600
1517	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1601	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1518	XFree (needed_rect);	1602	XFree (needed_rect);
1519		1603
1520	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1604	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1521	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1522		1606
1523	XSetICValues (Input_Context,	1607	XSetICValues (Input_Context,
1524	XNPreeditAttributes, preedit_attr,	1608	XNPreeditAttributes, preedit_attr,
1525	XNStatusAttributes, status_attr, NULL);	1609	XNStatusAttributes, status_attr,
		1610	NULL);
1526		1611
		1612	XFree (status_attr);
		1613	}
		1614
1527	XFree (preedit_attr);	1615	XFree (preedit_attr);
1528	XFree (status_attr);
1529	}	1616	}
1530	#endif /* USE_XIM */	1617	#endif /* USE_XIM */
1531		1618
1532	/*----------------------------------------------------------------------*/	1619	void
1533	rxvt_t rxvt_current_term;	1620	rxvt_term::get_window_origin (int &x, int &y)
		1621	{
		1622	Window cr;
		1623	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1624	}
		1625
		1626	Pixmap
		1627	rxvt_term::get_pixmap_property (Atom property)
		1628	{
		1629	Pixmap pixmap = None;
		1630
		1631	int aformat;
		1632	unsigned long nitems, bytes_after;
		1633	Atom atype;
		1634	unsigned char *prop;
		1635	int result = XGetWindowProperty (dpy, display->root, property,
		1636	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1637	&nitems, &bytes_after, &prop);
		1638	if (result == Success)
		1639	{
		1640	if (atype == XA_PIXMAP)
		1641	pixmap = *(Pixmap *)prop;
		1642	XFree (prop);
		1643	}
		1644
		1645	return pixmap;
		1646	}
		1647
		1648	#ifdef HAVE_BG_PIXMAP
		1649
		1650	void
		1651	rxvt_term::update_background ()
		1652	{
		1653	if (update_background_ev.is_active ())
		1654	return;
		1655
		1656	bg_invalidate ();
		1657
		1658	if (!mapped)
		1659	return;
		1660
		1661	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1662
		1663	if (to_wait <= 0.)
		1664	bg_render ();
		1665	else
		1666	update_background_ev.start (to_wait);
		1667	}
		1668
		1669	void
		1670	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1671	{
		1672	make_current ();
		1673
		1674	update_background_ev.stop ();
		1675	bg_render ();
		1676	refresh_check ();
		1677	}
		1678
		1679	#endif /* HAVE_BG_PIXMAP */
1534		1680
1535	/*----------------------- end-of-file (C source) -----------------------*/	1681	/*----------------------- end-of-file (C source) -----------------------*/

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