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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.121 by root, Wed Dec 15 00:12:58 2004 UTC vs.
Revision 1.371 by sf-exg, Thu Jan 19 15:44:49 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	free (v_buffer);	271	free (v_buffer);
265	free (incr_buf);	272
		273	delete selection_req;
266		274
267	delete envv;	275	delete envv;
268	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 ();
269	}	296	}
270		297
271	void	298	void
272	rxvt_term::destroy ()	299	rxvt_term::destroy ()
273	{	300	{
274	if (destroy_ev.active)	301	if (destroy_ev.is_active ())
275	return;	302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
276		305
277	#if ENABLE_OVERLAY	306	#if ENABLE_OVERLAY
278	scr_overlay_off ();	307	scr_overlay_off ();
279	#endif	308	#endif
280		309
281	if (display)	310	if (display)
282	{	311	{
283	#if USE_XIM	312	#if USE_XIM
284	im_ev.stop (display);	313	im_ev.stop (display);
285	#endif	314	#endif
286	#if HAVE_SCROLLBARS
287	scrollbar_ev.stop (display);	315	scrollbar_ev.stop (display);
288	#endif	316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
289	#if MENUBAR
290	menubar_ev.stop (display);
291	#endif
292	#if TRANSPARENT
293	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
294	#endif	318	#endif
295	incr_ev.stop ();
296	termwin_ev.stop (display);	319	termwin_ev.stop (display);
297	vt_ev.stop (display);	320	vt_ev.stop (display);
298	}	321	}
299		322
300	check_ev.stop ();	323	flush_ev.stop ();
301	pty_ev.stop ();	324	pty_ev.stop ();
302	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
303	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
304	#endif	327	#endif
305	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
313	#endif	336	#endif
314	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
315	pointer_ev.stop ();	338	pointer_ev.stop ();
316	#endif	339	#endif
317		340
318	destroy_ev.start (0);	341	destroy_ev.start ();
319	}	342	}
320		343
321	void	344	void
322	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
323	{	346	{
324	SET_R (this);	347	make_current ();
325		348
326	delete this;	349	delete this;
327	}	350	}
328		351
329	/*----------------------------------------------------------------------*/	352	void
330	/* rxvt_init () */	353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
331	bool
332	rxvt_term::init (int argc, const char *const *argv)
333	{	354	{
334	SET_R (this);	355	if (!opt)
335
336	if (!init_vars ())
337	return false;	356	return;
338		357
339	init_secondary ();	358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
340		360
341	const char **cmd_argv = init_resources (argc, argv);	361	val = val & ~mask | (set ? mask : 0);
342
343	set_locale ("");
344
345	#if MENUBAR_MAX
346	menubar_read (rs[Rs_menu]);
347	#endif
348	#ifdef HAVE_SCROLLBARS
349	if (options & Opt_scrollBar)
350	scrollBar.setIdle (); /* set existence for size calculations */
351	#endif
352
353	create_windows (argc, argv);
354
355	init_xlocale ();
356
357	scr_reset (); /* initialize screen */
358
359	#if 0
360	XSynchronize (display->display, True);
361	#endif
362
363	#ifdef HAVE_SCROLLBARS
364	if (options & Opt_scrollBar)
365	resize_scrollbar (); /* create and map scrollbar */
366	#endif
367	#if (MENUBAR_MAX)
368	if (menubar_visible ())
369	XMapWindow (display->display, menuBar.win);
370	#endif
371	#ifdef TRANSPARENT
372	if (options & Opt_transparent)
373	{
374	XSelectInput (display->display, display->root, PropertyChangeMask);
375	check_our_parents ();
376	rootwin_ev.start (display, display->root);
377	}
378	#endif
379
380	XMapWindow (display->display, TermWin.vt);
381	XMapWindow (display->display, TermWin.parent[0]);
382
383	set_colorfgbg ();
384
385	init_command (cmd_argv);
386
387	pty_ev.start (pty.pty, EVENT_READ);
388
389	check_ev.start ();
390
391	return true;
392	}
393
394	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
395
396	void
397	rxvt_init ()
398	{
399	/*
400	* Save and then give up any super-user privileges
401	* If we need privileges in any area then we must specifically request it.
402	* We should only need to be root in these cases:
403	* 1. write utmp entries on some systems
404	* 2. chown tty on some systems
405	*/
406	rxvt_privileges (SAVE);
407	rxvt_privileges (IGNORE);
408
409	signal (SIGHUP, SIG_IGN);
410	signal (SIGPIPE, SIG_IGN);
411
412	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
413	/* signal (SIGURG, SIG_DFL); */
414
415	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
416	// TODO: handle this with exceptions and tolerate the memory loss
417	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
418	}
419
420	/* ------------------------------------------------------------------------- *
421	* SIGNAL HANDLING & EXIT HANDLER *
422	* ------------------------------------------------------------------------- */
423	/*
424	* Catch a SIGCHLD signal and exit if the direct child has died
425	*/
426
427	void
428	rxvt_term::sig_chld (sig_watcher &w)
429	{
430	// we are being called for every SIGCHLD, not just ours
431	int pid;
432
433	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
434	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
435	if (pid == (*t)->cmd_pid)
436	{
437	(*t)->destroy ();
438	break;
439	}
440	}	362	}
441		363
442	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
443	/*	365	/*
444	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
445	* 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
446	*/	368	*/
447	void	369	static XErrorHandler old_xerror_handler;
448	rxvt_destroy_all ()	370
		371	static void
		372	rxvt_emergency_cleanup ()
449	{	373	{
450	// TODO: rxvtd should clean up all ressources
451	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++)
452	(*t)->destroy ();	375	(*t)->emergency_cleanup ();
453	}	376	}
454		377
455	/*	378	#if !ENABLE_MINIMAL
456	* Catch a fatal signal and tidy up before quitting	379	static void
457	*/	380	print_x_error (Display *dpy, XErrorEvent *event)
458	void
459	rxvt_term::sig_term (sig_watcher &w)
460	{	381	{
461	#ifdef DEBUG_CMD	382	char buffer[BUFSIZ];
462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	383	char mesg[BUFSIZ];
463	#endif	384	char number[32];
464	rxvt_destroy_all ();	385	const char mtype[] = "XlibMessage";
465	signal (w.signum, SIG_DFL);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
466	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);
467	}	424	}
		425	#endif
468		426
469	/* INTPROTO */
470	int	427	int
471	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
472	{	429	{
473	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
474	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
475	else	432	else
476	{	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
477	old_xerror_handler (display, event);	437	old_xerror_handler (display, event);
478	GET_R->destroy ();	438	#else
		439	print_x_error (display, event);
		440	#endif
479	}	441	}
480		442
481	return 0;	443	return 0;
482	}	444	}
483		445
484	/* ------------------------------------------------------------------------- *	446	int
485	* MEMORY ALLOCATION WRAPPERS *	447	rxvt_xioerror_handler (Display *display)
486	* ------------------------------------------------------------------------- */	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
487	void *	471	void
488	rxvt_malloc (size_t size)	472	sig_handlers::sig_term (ev::sig &w, int revents)
489	{	473	{
490	void *p = malloc (size);	474	rxvt_emergency_cleanup ();
491		475	w.stop ();
492	if (!p)	476	kill (getpid (), w.signum);
493	rxvt_fatal ("memory allocation failure. aborting.\n");
494
495	return p;
496	}	477	}
497		478
498	/* INTPROTO */	479	static void
499	void *	480	rxvt_get_ttymode (struct termios *tio)
500	rxvt_calloc (size_t number, size_t size)
501	{	481	{
502	void *p = calloc (number, size);	482	if (tcgetattr (STDIN_FILENO, tio) < 0)
		483	memset (tio, 0, sizeof (struct termios));
503		484
504	if (!p)	485	for (int i = 0; i < NCCS; i++)
505	rxvt_fatal ("memory allocation failure. aborting.\n");	486	tio->c_cc[i] = VDISABLE;
506		487
507	return p;	488	tio->c_cc[VINTR] = CINTR;
508	}	489	tio->c_cc[VQUIT] = CQUIT;
509		490	tio->c_cc[VERASE] = CERASE;
510	/* INTPROTO */	491	#ifdef VERASE2
511	void *	492	tio->c_cc[VERASE2] = CERASE2;
512	rxvt_realloc (void *ptr, size_t size)
513	{
514	void *p = realloc (ptr, size);
515
516	if (!p)
517	rxvt_fatal ("memory allocation failure. aborting.\n");
518
519	return p;
520	}
521
522	/* ------------------------------------------------------------------------- *
523	* PRIVILEGED OPERATIONS *
524	* ------------------------------------------------------------------------- */
525	/* take care of suid/sgid super-user (root) privileges */
526	void
527	rxvt_privileges (rxvt_privaction action)
528	{
529	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
530	static uid_t euid;
531	static gid_t egid;
532	#endif	493	#endif
533		494	tio->c_cc[VKILL] = CKILL;
534	#if ! defined(__CYGWIN32__)	495	tio->c_cc[VEOF] = CEOF;
535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	496	tio->c_cc[VSTART] = CSTART;
536	/* setreuid () is the poor man's setuid (), seteuid () */	497	tio->c_cc[VSTOP] = CSTOP;
537	# define seteuid(a) setreuid(-1, (a))	498	tio->c_cc[VSUSP] = CSUSP;
538	# define setegid(a) setregid(-1, (a))	499	# ifdef VDSUSP
539	# define HAVE_SETEUID	500	tio->c_cc[VDSUSP] = CDSUSP;
540	# endif	501	# endif
541	# ifdef HAVE_SETEUID	502	# ifdef VREPRINT
542	switch (action)	503	tio->c_cc[VREPRINT] = CRPRNT;
543	{
544	case IGNORE:
545	/*
546	* change effective uid/gid - not real uid/gid - so we can switch
547	* back to root later, as required
548	*/
549	seteuid (getuid ());
550	setegid (getgid ());
551	break;
552	case SAVE:
553	euid = geteuid ();
554	egid = getegid ();
555	break;
556	case RESTORE:
557	seteuid (euid);
558	setegid (egid);
559	break;
560	}
561	# else
562	switch (action)
563	{
564	case IGNORE:
565	setuid (getuid ());
566	setgid (getgid ());
567	/* FALLTHROUGH */
568	case SAVE:
569	/* FALLTHROUGH */
570	case RESTORE:
571	break;
572	}
573	# endif	504	# endif
		505	# ifdef VDISCRD
		506	tio->c_cc[VDISCRD] = CFLUSH;
574	#endif	507	# endif
575	}	508	# ifdef VWERSE
576		509	tio->c_cc[VWERSE] = CWERASE;
577	#ifdef UTMP_SUPPORT
578	void
579	rxvt_term::privileged_utmp (rxvt_privaction action)
580	{
581	if ((options & Opt_utmpInhibit)
582	|| !pty.name || !*pty.name)
583	return;
584
585	rxvt_privileges (RESTORE);
586
587	if (action == SAVE)
588	makeutent (pty.name, rs[Rs_display_name]);
589	else
590	cleanutent ();
591
592	rxvt_privileges (IGNORE);
593	}
594	#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	}
595		577
596	/*----------------------------------------------------------------------*/	578	/*----------------------------------------------------------------------*/
597	/*	579	/*
598	* window size/position calculcations for XSizeHint and other storage.	580	* window size/position calculations for XSizeHint and other storage.
599	* if width/height are non-zero then override calculated width/height	581	* if width/height are non-zero then override calculated width/height
600	*/	582	*/
601	void	583	void
602	rxvt_term::window_calc (unsigned int width, unsigned int height)	584	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
603	{	585	{
604	short recalc_x, recalc_y;	586	short recalc_x, recalc_y;
605	int x, y, sb_w, mb_h, flags;	587	int x, y, flags;
606	unsigned int w, h;	588	unsigned int w, h;
607	unsigned int max_width, max_height;	589	unsigned int max_width, max_height;
608		590
609	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
610	TermWin.ncol, TermWin.nrow, szHint.width,
611	szHint.height));
612	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	591	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
613	szHint.win_gravity = NorthWestGravity;	592	szHint.win_gravity = NorthWestGravity;
614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	593	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
615		594
616	recalc_x = recalc_y = 0;	595	recalc_x = recalc_y = 0;
617	flags = 0;	596	flags = 0;
		597
618	if (!parsed_geometry)	598	if (!parsed_geometry)
619	{	599	{
620	parsed_geometry = 1;	600	parsed_geometry = 1;
		601
621	if (rs[Rs_geometry])	602	if (rs[Rs_geometry])
622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	603	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		604
623	if (flags & WidthValue)	605	if (flags & WidthValue)
624	{	606	{
625	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 ());
626	szHint.flags |= USSize;	611	szHint.flags |= USSize;
627	}	612	}
		613
628	if (flags & HeightValue)	614	if (flags & HeightValue)
629	{	615	{
630	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 ());
631	szHint.flags |= USSize;	620	szHint.flags |= USSize;
632	}	621	}
		622
633	if (flags & XValue)	623	if (flags & XValue)
634	{	624	{
635	szHint.x = x;	625	szHint.x = x;
636	szHint.flags |= USPosition;	626	szHint.flags |= USPosition;
		627
637	if (flags & XNegative)	628	if (flags & XNegative)
638	{	629	{
639	recalc_x = 1;	630	recalc_x = 1;
640	szHint.win_gravity = NorthEastGravity;	631	szHint.win_gravity = NorthEastGravity;
641	}	632	}
642	}	633	}
		634
643	if (flags & YValue)	635	if (flags & YValue)
644	{	636	{
645	szHint.y = y;	637	szHint.y = y;
646	szHint.flags |= USPosition;	638	szHint.flags |= USPosition;
		639
647	if (flags & YNegative)	640	if (flags & YNegative)
648	{	641	{
649	recalc_y = 1;	642	recalc_y = 1;
		643
650	if (szHint.win_gravity == NorthEastGravity)	644	if (szHint.win_gravity == NorthEastGravity)
651	szHint.win_gravity = SouthEastGravity;	645	szHint.win_gravity = SouthEastGravity;
652	else	646	else
653	szHint.win_gravity = SouthWestGravity;	647	szHint.win_gravity = SouthWestGravity;
654	}	648	}
655	}	649	}
656	}	650	}
657		651
658	/* TODO: BOUNDS */	652	/* TODO: BOUNDS */
659	TermWin.width = TermWin.ncol * TermWin.fwidth;	653	width = ncol * fwidth;
660	TermWin.height = TermWin.nrow * TermWin.fheight;	654	height = nrow * fheight;
661	max_width = MAX_COLS * TermWin.fwidth;	655	max_width = MAX_COLS * fwidth;
662	max_height = MAX_ROWS * TermWin.fheight;	656	max_height = MAX_ROWS * fheight;
663		657
664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	658	szHint.base_width = szHint.base_height = 2 * int_bwidth;
665		659
666	sb_w = mb_h = 0;
667	window_vt_x = window_vt_y = TermWin.int_bwidth;	660	window_vt_x = window_vt_y = int_bwidth;
668		661
669	if (scrollbar_visible ())	662	if (scrollBar.state)
670	{	663	{
671	sb_w = scrollbar_TotalWidth ();	664	int sb_w = scrollBar.total_width ();
672	szHint.base_width += sb_w;	665	szHint.base_width += sb_w;
		666
673	if (!(options & Opt_scrollBar_right))	667	if (!option (Opt_scrollBar_right))
674	window_vt_x += sb_w;	668	window_vt_x += sb_w;
675	}	669	}
676		670
677	if (menubar_visible ())
678	{
679	mb_h = menuBar_TotalHeight ();
680	szHint.base_height += mb_h;
681	window_vt_y += mb_h;
682	}
683
684	szHint.width_inc = TermWin.fwidth;	671	szHint.width_inc = fwidth;
685	szHint.height_inc = TermWin.fheight;	672	szHint.height_inc = fheight;
686	szHint.min_width = szHint.base_width + szHint.width_inc;	673	szHint.min_width = szHint.base_width + szHint.width_inc;
687	szHint.min_height = szHint.base_height + szHint.height_inc;	674	szHint.min_height = szHint.base_height + szHint.height_inc;
688		675
689	if (width && width - szHint.base_width < max_width)	676	if (newwidth && newwidth - szHint.base_width < max_width)
690	{	677	{
691	szHint.width = width;	678	szHint.width = newwidth;
692	TermWin.width = width - szHint.base_width;	679	width = newwidth - szHint.base_width;
693	}	680	}
694	else	681	else
695	{	682	{
696	MIN_IT (TermWin.width, max_width);	683	min_it (width, max_width);
697	szHint.width = szHint.base_width + TermWin.width;	684	szHint.width = szHint.base_width + width;
698	}	685	}
699		686
700	if (height && height - szHint.base_height < max_height)	687	if (newheight && newheight - szHint.base_height < max_height)
701	{	688	{
702	szHint.height = height;	689	szHint.height = newheight;
703	TermWin.height = height - szHint.base_height;	690	height = newheight - szHint.base_height;
704	}	691	}
705	else	692	else
706	{	693	{
707	MIN_IT (TermWin.height, max_height);	694	min_it (height, max_height);
708	szHint.height = szHint.base_height + TermWin.height;	695	szHint.height = szHint.base_height + height;
709	}	696	}
710
711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
712	window_sb_x = szHint.width - sb_w;
713		697
714	if (recalc_x)	698	if (recalc_x)
715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	699	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
716	- szHint.width - 2 * TermWin.ext_bwidth);	700
717	if (recalc_y)	701	if (recalc_y)
718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	702	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
719	- szHint.height - 2 * TermWin.ext_bwidth);
720		703
721	TermWin.ncol = TermWin.width / TermWin.fwidth;	704	ncol = width / fwidth;
722	TermWin.nrow = TermWin.height / TermWin.fheight;	705	nrow = height / fheight;
723	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706
724	TermWin.ncol, TermWin.nrow, szHint.width,	707	// When the size of the vt window is not a multiple of the cell
725	szHint.height));	708	// size, i.e., when the wm does not honour our size hints, there are
726	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;
727	}	715	}
728		716
729	/*----------------------------------------------------------------------*/	717	/*----------------------------------------------------------------------*/
730	/*	718	/*
731	* Tell the teletype handler what size the window is.	719	* Tell the teletype handler what size the window is.
732	* Called after a window size change.	720	* Called after a window size change.
733	*/	721	*/
734	void	722	void
735	rxvt_term::tt_winch ()	723	rxvt_term::tt_winch ()
736	{	724	{
737	if (pty.pty < 0)	725	if (pty->pty < 0)
738	return;	726	return;
739		727
740	struct winsize ws;	728	struct winsize ws;
741		729
742	ws.ws_col = TermWin.ncol;	730	ws.ws_col = ncol;
743	ws.ws_row = TermWin.nrow;	731	ws.ws_row = nrow;
744	ws.ws_xpixel = TermWin.width;	732	ws.ws_xpixel = vt_width;
745	ws.ws_ypixel = TermWin.height;	733	ws.ws_ypixel = vt_height;
746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	734	ioctl (pty->pty, TIOCSWINSZ, &ws);
747		735
748	#if 0	736	#if 0
749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	737	// TIOCSWINSZ is supposed to do this automatically and correctly
750	if (cmd_pid) /* force through to the command */	738	if (cmd_pid) /* force through to the command */
751	kill (cmd_pid, SIGWINCH);	739	kill (-cmd_pid, SIGWINCH);
752	#endif	740	#endif
753	}	741	}
754		742
755	/*----------------------------------------------------------------------*/	743	/*----------------------------------------------------------------------*/
756	/* set_fonts () - load and set the various fonts	744	/* load and set the various fonts */
757	/*
758	* init = 1 - initialize
759	*
760	* fontname == FONT_UP - switch to bigger font
761	* fontname == FONT_DN - switch to smaller font
762	*/
763	bool	745	bool
764	rxvt_term::set_fonts ()	746	rxvt_term::set_fonts ()
765	{	747	{
766	rxvt_fontset *fs = new rxvt_fontset (this);	748	rxvt_fontset *fs = new rxvt_fontset (this);
767	rxvt_fontprop prop;	749	rxvt_fontprop prop;
…		…
774	return false;	756	return false;
775	}	757	}
776		758
777	#if ENABLE_STYLES	759	#if ENABLE_STYLES
778	for (int i = RS_styleCount; --i; )	760	for (int i = RS_styleCount; --i; )
779	if (TermWin.fontset[i] != TermWin.fontset[0])	761	if (fontset[i] != fontset[0])
780	delete TermWin.fontset[i];	762	delete fontset[i];
781	#endif	763	#endif
782		764
783	delete TermWin.fontset[0];	765	delete fontset[0];
784	TermWin.fontset[0] = fs;	766	fontset[0] = fs;
785		767
786	prop = (*fs)[1]->properties ();	768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		769	prop.height += lineSpace;
		770	prop.width += letterSpace;
		771
787	fs->set_prop (prop);	772	fs->set_prop (prop, false);
788		773
789	TermWin.fwidth = prop.width;	774	fwidth = prop.width;
790	TermWin.fheight = prop.height;	775	fheight = prop.height;
791	TermWin.fweight = prop.weight;	776	fbase = prop.ascent;
792	TermWin.fslant = prop.slant;
793	TermWin.fbase = (*fs)[1]->ascent;
794		777
795	for (int style = 1; style < 4; style++)	778	for (int style = 1; style < 4; style++)
796	{	779	{
797	#if ENABLE_STYLES	780	#if ENABLE_STYLES
798	const char *res = rs[Rs_font + style];	781	const char *res = rs[Rs_font + style];
799		782
800	if (res && !*res)	783	if (res && !*res)
801	TermWin.fontset[style] = TermWin.fontset[0];	784	fontset[style] = fontset[0];
802	else	785	else
803	{	786	{
804	TermWin.fontset[style] = fs = new rxvt_fontset (this);	787	fontset[style] = fs = new rxvt_fontset (this);
805	rxvt_fontprop prop2 = prop;	788	rxvt_fontprop prop2 = prop;
806		789
807	if (res)	790	if (res)
808	prop2.weight = prop2.slant = rxvt_fontprop::unset;	791	{
		792	fs->populate (res);
		793	fs->set_prop (prop2, false);
		794	}
809	else	795	else
810	{	796	{
811	res = TermWin.fontset[0]->fontdesc;	797	fs->populate (fontset[0]->fontdesc);
812		798
813	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;
814	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);
815	}	803	}
816		804
817	fs->populate (res);
818	fs->set_prop (prop2);
819	}	805	}
820	#else	806	#else
821	TermWin.fontset[style] = TermWin.fontset[0];	807	fontset[style] = fontset[0];
822	#endif	808	#endif
823	}	809	}
824		810
825	if (TermWin.parent[0])	811	if (parent)
826	{	812	{
827	resize_all_windows (0, 0, 0);	813	resize_all_windows (0, 0, 0);
828	scr_remap_chars ();	814	scr_remap_chars ();
829	scr_touch (true);	815	scr_touch (true);
830	}	816	}
831		817
832	return true;	818	return true;
833	}	819	}
834		820
		821	void
835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	822	rxvt_term::set_string_property (Atom prop, const char *str, int len)
836	{	823	{
837	// TODO: SMART_WINDOW_TITLE	824	XChangeProperty (dpy, parent,
838	XChangeProperty (display->display, TermWin.parent[0],
839	prop, XA_STRING, 8, PropModeReplace,	825	prop, XA_STRING, 8, PropModeReplace,
840	(const unsigned char *)str, len >= 0 ? len : strlen (str));	826	(const unsigned char *)str, len >= 0 ? len : strlen (str));
841	}	827	}
842		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
843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	842	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
844	{	843	{
845	// TODO: SMART_WINDOW_TITLE
846	wchar_t *ws = rxvt_mbstowcs (str, len);	844	wchar_t *ws = rxvt_mbstowcs (str, len);
847	char *s = rxvt_wcstoutf8 (ws);	845	char *s = rxvt_wcstoutf8 (ws);
848		846
849	XChangeProperty (display->display, TermWin.parent[0],	847	XChangeProperty (dpy, parent,
850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	848	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851	(const unsigned char *)s, strlen (s));	849	(const unsigned char *)s, strlen (s));
852		850
853	free (s);	851	free (s);
854	free (ws);	852	free (ws);
…		…
858	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
859	/* xterm sequences - title, iconName, color (exptl) */	857	/* xterm sequences - title, iconName, color (exptl) */
860	void	858	void
861	rxvt_term::set_title (const char *str)	859	rxvt_term::set_title (const char *str)
862	{	860	{
863	set_string_property (XA_WM_NAME, str);	861	set_mbstring_property (XA_WM_NAME, str);
864	#if ENABLE_FRILLS	862	#if ENABLE_EWMH
865	set_utf8_property (xa[XA_NET_WM_NAME], str);	863	set_utf8_property (xa[XA_NET_WM_NAME], str);
866	#endif	864	#endif
867	}	865	}
868		866
869	void	867	void
870	rxvt_term::set_icon_name (const char *str)	868	rxvt_term::set_icon_name (const char *str)
871	{	869	{
872	set_string_property (XA_WM_ICON_NAME, str);	870	set_mbstring_property (XA_WM_ICON_NAME, str);
873	#if ENABLE_FRILLS	871	#if ENABLE_EWMH
874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	872	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
875	#endif	873	#endif
876	}	874	}
877		875
		876	void
		877	rxvt_term::set_window_color (int idx, const char *color)
		878	{
878	#ifdef XTERM_COLOR_CHANGE	879	#ifdef XTERM_COLOR_CHANGE
879	void
880	rxvt_term::set_window_color (int idx, const char *color)
881	{
882	rxvt_color xcol;	880	rxvt_color xcol;
883	int i;
884		881
885	if (color == NULL || *color == '\0')	882	if (color == NULL || *color == '\0')
886	return;	883	return;
887		884
		885	color = strdup (color);
		886	allocated.push_back ((void *)color);
		887	rs[Rs_color + idx] = color;
		888
888	/* handle color aliases */	889	/* handle color aliases */
889	if (isdigit (*color))	890	if (isdigit (*color))
890	{	891	{
891	i = atoi (color);	892	int i = atoi (color);
		893
892	if (i >= 8 && i <= 15)	894	if (i >= 8 && i <= 15)
		895	{
893	{ /* bright colors */	896	/* bright colors */
894	i -= 8;
895	# ifndef NO_BRIGHTCOLOR
896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	897	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
897	SET_PIXCOLOR (idx);
898	goto Done;	898	goto done;
899	# endif
900
901	}	899	}
		900
902	if (i >= 0 && i <= 7)	901	if (i >= 0 && i <= 7)
		902	{
903	{ /* normal colors */	903	/* normal colors */
904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
905	SET_PIXCOLOR (idx);
906	goto Done;	905	goto done;
907	}	906	}
908	}	907	}
909		908
910	if (!rXParseAllocColor (& xcol, color))	909	set_color (xcol, color);
911	return;
912
913	/* XStoreColor (display->display, display->cmap, XColor*); */
914		910
915	/*	911	/*
916	* 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,
917	* so just keep gobbling up the colormap	913	* so just keep gobbling up the colormap
918	*/	914	*/
919	# if 0
920	for (i = Color_Black; i <= Color_White; i++)
921	if (pix_colors[idx] == pix_colors[i])
922	break;
923	if (i > Color_White)
924	{
925	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
926	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
927	DisplayPlanes (display->display, display->screen));
928	}
929	# endif
930		915
931	pix_colors_focused[idx] = xcol;	916	pix_colors_focused[idx] = xcol;
932	SET_PIXCOLOR (idx);
933		917
934	/* XSetWindowAttributes attr; */
935	/* Cursor cursor; */
936	Done:	918	done:
937	#ifdef OFF_FOCUS_FADING
938	if (rs[Rs_fade])
939	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
940	#endif
941
942	/*TODO: handle Color_BD, scrollbar background, etc. */	919	/*TODO: handle Color_BD, scrollbar background, etc. */
943		920
		921	update_fade_color (idx);
944	recolour_cursor ();	922	recolour_cursor ();
945	scr_recolour ();	923	scr_recolour ();
		924	#endif /* XTERM_COLOR_CHANGE */
946	}	925	}
947
948	#else
949	# define set_window_color (idx,color) ((void)0)
950	#endif /* XTERM_COLOR_CHANGE */
951		926
952	void	927	void
953	rxvt_term::recolour_cursor ()	928	rxvt_term::recolour_cursor ()
954	{	929	{
955	XColor xcol[2];	930	XColor fg, bg;
956		931
957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	932	(ISSET_PIXCOLOR (Color_pointer_fg)
958	? pix_colors_focused[Color_pointer_fg]	933	? pix_colors_focused[Color_pointer_fg]
959	: pix_colors_focused[Color_fg];	934	: pix_colors_focused[Color_fg]).get (fg);
		935
960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	936	(ISSET_PIXCOLOR (Color_pointer_bg)
961	? pix_colors_focused[Color_pointer_bg]	937	? pix_colors_focused[Color_pointer_bg]
962	: pix_colors_focused[Color_bg];	938	: pix_colors_focused[Color_bg]).get (bg);
963		939
964	XQueryColors (display->display, display->cmap, xcol, 2);	940	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
966	}	941	}
967		942
968	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
969	/*	944	/*
970	* 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
971	*/	946	*/
972	void	947	char *
973	rxvt_term::set_colorfgbg ()	948	rxvt_term::get_colorfgbg ()
974	{	949	{
975	unsigned int i;	950	unsigned int i;
976	const char *xpmb = "\0";	951	const char *xpmb = "";
977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	952	char fstr[] = "default";
		953	char bstr[] = "default";
		954	char *env_colorfgbg;
978		955
979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
980	strcpy (fstr, "default");
981	strcpy (bstr, "default");
982	for (i = Color_Black; i <= Color_White; i++)	956	for (i = Color_Black; i <= Color_White; i++)
983	if (pix_colors[Color_fg] == pix_colors[i])	957	if (pix_colors[Color_fg] == pix_colors[i])
984	{	958	{
985	sprintf (fstr, "%d", (i - Color_Black));	959	sprintf (fstr, "%d", i - Color_Black);
986	break;	960	break;
987	}	961	}
988		962
989	for (i = Color_Black; i <= Color_White; i++)	963	for (i = Color_Black; i <= Color_White; i++)
990	if (pix_colors[Color_bg] == pix_colors[i])	964	if (pix_colors[Color_bg] == pix_colors[i])
991	{	965	{
992	sprintf (bstr, "%d", (i - Color_Black));	966	sprintf (bstr, "%d", i - Color_Black);
993	#ifdef XPM_BACKGROUND	967	#ifdef BG_IMAGE_FROM_FILE
994	xpmb = "default;";	968	xpmb = "default;";
995	#endif	969	#endif
996	break;	970	break;
997	}	971	}
998		972
		973	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
999	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;
1000	}	976	}
1001		977
1002	/*----------------------------------------------------------------------*/	978	/*----------------------------------------------------------------------*/
1003	/*
1004	* Colour determination for low colour displays, routine from
1005	* Hans de Goede <hans@highrise.nl>
1006	*/
1007		979
1008	int	980	bool
1009	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	981	rxvt_term::set_color (rxvt_color &color, const char *name)
1010	{	982	{
1011	if (!screen_in_out->set (display, colour))	983	if (color.set (this, name))
1012	{
1013	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1014	return false;
1015	}
1016
1017	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]);
1018	}	994	}
1019		995
1020	/* -------------------------------------------------------------------- *	996	/* -------------------------------------------------------------------- *
1021	* - WINDOW RESIZING - *	997	* - WINDOW RESIZING - *
1022	* -------------------------------------------------------------------- */	998	* -------------------------------------------------------------------- */
1023	void	999	void
1024	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)
1025	{	1001	{
1026	int fix_screen;	1002	int fix_screen;
		1003	int old_width = szHint.width;
		1004	int old_height = szHint.height;
1027		1005
1028	#ifdef SMART_RESIZE
1029	int old_width = szHint.width, old_height = szHint.height;
1030	#endif
1031
1032	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);
1033	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1014	XSetWMNormalHints (dpy, parent, &szHint);
		1015	szHint.flags |= PBaseSize | PResizeInc;
		1016	}
1034		1017
1035	if (!ignoreparent)	1018	if (!ignoreparent)
1036	{	1019	{
1037	#ifdef SMART_RESIZE	1020	#ifdef SMART_RESIZE
1038	/*	1021	/*
…		…
1042	int x, y, x1, y1;	1025	int x, y, x1, y1;
1043	int dx, dy;	1026	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1027	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1028	Window unused_cr;
1046		1029
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1030	XTranslateCoordinates (dpy, parent, display->root,
1048	0, 0, &x, &y, &unused_cr);	1031	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1032	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1033	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1034	/*
1052	* 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
1053	* our position for handles and decorations. Counter it	1036	* our position for handles and decorations. Counter it
1054	*/	1037	*/
…		…
1056	{	1039	{
1057	x -= x1;	1040	x -= x1;
1058	y -= y1;	1041	y -= y1;
1059	}	1042	}
1060		1043
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1044	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1045	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1046	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1047	dy = old_height - szHint.height;
1065		1048
1066	/* Check position of the center of the window */	1049	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1050	if (x < x1) /* left half */
1068	dx = 0;	1051	dx = 0;
…		…
1071	if (y < y1) /* top half */	1054	if (y < y1) /* top half */
1072	dy = 0;	1055	dy = 0;
1073	else if (y == y1) /* exact center */	1056	else if (y == y1) /* exact center */
1074	dy /= 2;	1057	dy /= 2;
1075		1058
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1059	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1077	szHint.width, szHint.height);	1060	szHint.width, szHint.height);
1078	#else	1061	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1062	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1080	#endif	1063	#endif
1081	}	1064	}
1082		1065
		1066	if (set_hint)
		1067	XSetWMNormalHints (dpy, parent, &szHint);
		1068
1083	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1069	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1084		1070
1085	if (fix_screen || width != old_width || height != old_height)	1071	if (fix_screen || newwidth != old_width || newheight != old_height)
1086	{	1072	{
1087	if (scrollbar_visible ())	1073	if (scrollBar.state)
1088	{	1074	scrollBar.resize ();
1089	XMoveResizeWindow (display->display, scrollBar.win,
1090	window_sb_x, 0,
1091	scrollbar_TotalWidth (), szHint.height);
1092	resize_scrollbar ();
1093	}
1094		1075
1095	if (menubar_visible ())
1096	XMoveResizeWindow (display->display, menuBar.win,
1097	window_vt_x, 0,
1098	TermWin_TotalWidth (), menuBar_TotalHeight ());
1099
1100	XMoveResizeWindow (display->display, TermWin.vt,	1076	XMoveResizeWindow (dpy, vt,
1101	window_vt_x, window_vt_y,	1077	window_vt_x, window_vt_y,
1102	TermWin_TotalWidth (), TermWin_TotalHeight ());	1078	vt_width, vt_height);
1103	scr_clear ();	1079
1104	#ifdef XPM_BACKGROUND	1080	#ifdef HAVE_BG_PIXMAP
1105	resize_pixmap ();	1081	if (bg_window_size_sensitive ())
		1082	update_background ();
1106	#endif	1083	#endif
1107	}	1084	}
1108		1085
1109	if (fix_screen || old_height == 0)	1086	if (fix_screen || old_height == 0)
1110	{
1111	int curr_screen = -1;
1112	int old_ncol = prev_ncol;
1113
1114	/* scr_reset only works on the primary screen */
1115	if (old_height) /* this is not the first time through */
1116	{
1117	unsigned int ncol = TermWin.ncol;
1118	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1119	curr_screen = scr_change_screen (PRIMARY);
1120	TermWin.ncol = ncol;
1121	}
1122
1123	scr_reset ();	1087	scr_reset ();
1124
1125	if (curr_screen >= 0) /* this is not the first time through */
1126	{
1127	scr_change_screen (curr_screen);
1128	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1129	}
1130	}
1131
1132	old_width = szHint.width;
1133	old_height = szHint.height;
1134		1088
1135	#ifdef USE_XIM	1089	#ifdef USE_XIM
1136	IMSetStatusPosition ();	1090	im_set_position ();
1137	#endif	1091	#endif
1138	}	1092	}
1139		1093
1140	/*	1094	/*
1141	* 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.
1142	* good for toggling 80/132 columns	1096	* good for toggling 80/132 columns
1143	*/	1097	*/
1144	void	1098	void
1145	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1099	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1146	{	1100	{
1147	XWindowAttributes wattr;	1101	XWindowAttributes wattr;
1148		1102
1149	if (width == 0 || height == 0)	1103	if (newwidth == 0 || newheight == 0)
1150	{	1104	{
1151	XGetWindowAttributes (display->display, display->root, &wattr);	1105	XGetWindowAttributes (dpy, display->root, &wattr);
		1106
1152	if (width == 0)	1107	if (newwidth == 0)
1153	width = wattr.width - szHint.base_width;	1108	newwidth = wattr.width - szHint.base_width;
1154	if (height == 0)	1109	if (newheight == 0)
1155	height = wattr.height - szHint.base_height;	1110	newheight = wattr.height - szHint.base_height;
1156	}
1157
1158	if (width != TermWin.width || height != TermWin.height)
1159	{	1111	}
		1112
		1113	if (newwidth != vt_width || newheight != vt_height)
		1114	{
1160	width += szHint.base_width;	1115	newwidth += szHint.base_width;
1161	height += szHint.base_height;	1116	newheight += szHint.base_height;
1162	resize_all_windows (width, height, 0);	1117	resize_all_windows (newwidth, newheight, 0);
1163	}	1118	}
1164	}	1119	}
1165		1120
1166	/* -------------------------------------------------------------------- *	1121	/* -------------------------------------------------------------------- *
1167	* - X INPUT METHOD ROUTINES - *	1122	* - X INPUT METHOD ROUTINES - *
…		…
1169	#ifdef USE_XIM	1124	#ifdef USE_XIM
1170		1125
1171	void	1126	void
1172	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1127	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1173	{	1128	{
1174	fg = pix_colors[Color_fg];	1129	fg = pix_colors [Color_fg];
1175	bg = pix_colors[Color_bg];	1130	bg = pix_colors [Color_bg];
1176	}	1131	}
1177		1132
1178	void	1133	void
1179	rxvt_term::im_set_size (XRectangle &size)	1134	rxvt_term::im_set_size (XRectangle &size)
1180	{	1135	{
1181	// the int_bwidth terms make no sense to me	1136	// the int_bwidth terms make no sense to me
1182	size.x = TermWin.int_bwidth;	1137	size.x = int_bwidth;
1183	size.y = TermWin.int_bwidth;	1138	size.y = int_bwidth;
1184	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1139	size.width = Width2Pixel (ncol) + int_bwidth;
1185	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1140	size.height = Height2Pixel (nrow) + int_bwidth;
1186	}	1141	}
1187		1142
1188	void	1143	void
1189	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1144	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1190	XRectangle &status_rect,	1145	XRectangle &status_rect,
1191	const XRectangle &needed_rect)	1146	const XRectangle &needed_rect)
1192	{	1147	{
1193	preedit_rect.x = needed_rect.width;	1148	preedit_rect.x = needed_rect.width;
1194	preedit_rect.y = 0;	1149	preedit_rect.y = 0;
1195	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1150	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1196	preedit_rect.height = TermWin.fheight;	1151	preedit_rect.height = fheight;
1197		1152
1198	status_rect.x = 0;	1153	status_rect.x = 0;
1199	status_rect.y = 0;	1154	status_rect.y = 0;
1200	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;
1201	status_rect.height = TermWin.fheight;	1156	status_rect.height = fheight;
1202	}	1157	}
1203		1158
1204	/* Checking whether input method is running. */	1159	/* Checking whether input method is running. */
1205	bool	1160	bool
1206	rxvt_term::IMisRunning ()	1161	rxvt_term::im_is_running ()
1207	{	1162	{
1208	char *p;
1209	Atom atom;	1163	Atom atom;
1210	Window win;	1164	Window win;
1211	char server[IMBUFSIZ];	1165	char server[IMBUFSIZ];
1212		1166
1213	/* get current locale modifier */	1167	/* get current locale modifier */
1214	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1168	if (char *p = XSetLocaleModifiers (0))
1215	{	1169	{
1216	strcpy (server, "@server=");	1170	strcpy (server, "@server=");
1217	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1171	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1218		1172
1219	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1173	if (p = strchr (server + 1, '@')) /* first one only */
1220	*p = '\0';	1174	*p = '\0';
1221		1175
1222	atom = XInternAtom (display->display, server, False);	1176	atom = XInternAtom (dpy, server, False);
1223	win = XGetSelectionOwner (display->display, atom);	1177	win = XGetSelectionOwner (dpy, atom);
1224		1178
1225	if (win != None)	1179	if (win != None)
1226	return True;	1180	return true;
1227	}	1181	}
1228		1182
1229	return False;	1183	return false;
1230	}	1184	}
1231		1185
1232	void	1186	void
1233	rxvt_term::IMSendSpot ()	1187	rxvt_term::im_send_spot ()
1234	{	1188	{
1235	XPoint nspot;	1189	XPoint nspot;
1236	XVaNestedList preedit_attr;	1190	XVaNestedList preedit_attr;
1237		1191
1238	if (!Input_Context	1192	if (!Input_Context
1239	|| !TermWin.focus	1193	|| !focus
1240	|| !(input_style & XIMPreeditPosition))	1194	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1241	return;	1195	return;
1242		1196
1243	im_set_position (nspot);	1197	im_set_position (nspot);
1244		1198
1245	if (nspot.x == spot.x && nspot.y == spot.y)	1199	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1264	input_method = 0;	1218	input_method = 0;
1265	}	1219	}
1266		1220
1267	Input_Context = 0;	1221	Input_Context = 0;
1268	}	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
1269		1297
1270	/*	1298	/*
1271	* 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
1272	* open a suitable preedit type	1300	* open a suitable preedit type
1273	*/	1301	*/
1274	bool	1302	bool
1275	rxvt_term::IM_get_IC (const char *modifiers)	1303	rxvt_term::im_get_ic (const char *modifiers)
1276	{	1304	{
1277	int i, j, found;	1305	int i, j, found;
1278	XIM xim;	1306	XIM xim;
1279	XPoint spot;	1307	XPoint spot;
1280	XRectangle rect, status_rect, needed_rect;	1308	XRectangle rect, status_rect, needed_rect;
1281	unsigned long fg, bg;	1309	unsigned long fg, bg;
1282	const char *p;	1310	const char *p;
1283	char **s;	1311	char **s;
1284	XIMStyles *xim_styles;	1312	XIMStyles *xim_styles;
1285		1313
		1314	set_environ (envv);
		1315
1286	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1316	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1287	return false;	1317	return false;
1288		1318
1289	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1290	input_method = display->get_xim (locale, modifiers);	1319	input_method = display->get_xim (locale, modifiers);
1291	if (input_method == NULL)	1320	if (input_method == NULL)
1292	return false;	1321	return false;
1293		1322
1294	xim = input_method->xim;	1323	xim = input_method->xim;
…		…
1309	p = pet[pi];	1338	p = pet[pi];
1310		1339
1311	if (!p)	1340	if (!p)
1312	continue;	1341	continue;
1313		1342
1314	s = rxvt_splitcommastring (p);	1343	s = rxvt_strsplit (',', p);
1315		1344
1316	for (i = found = 0; !found && s[i]; i++)	1345	for (i = found = 0; !found && s[i]; i++)
1317	{	1346	{
1318	if (!strcmp (s[i], "OverTheSpot"))	1347	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1348	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!strcmp (s[i], "OffTheSpot"))	1349	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1350	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!strcmp (s[i], "Root"))	1351	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1352	input_style = XIMPreeditNothing | XIMStatusNothing;
1324	else if (!strcmp (s[i], "None"))	1353	else if (!strcmp (s[i], "None"))
1325	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;
1326		1361
1327	for (j = 0; j < xim_styles->count_styles; j++)	1362	for (j = 0; j < xim_styles->count_styles; j++)
1328	if (input_style == xim_styles->supported_styles[j])	1363	if (input_style == xim_styles->supported_styles[j])
1329	{	1364	{
1330	rxvt_freecommastring (s);	1365	rxvt_free_strsplit (s);
1331		1366
1332	found = 1;	1367	found = 1;
1333	goto foundpet;	1368	goto foundpet;
1334	}	1369	}
1335		1370
1336	}	1371	}
1337		1372
1338	rxvt_freecommastring (s);	1373	rxvt_free_strsplit (s);
1339	}	1374	}
1340		1375
1341	foundpet:	1376	foundpet:
1342		1377
1343	XFree (xim_styles);	1378	XFree (xim_styles);
…		…
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1399	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1368	"*",	1403	"*",
1369	TermWin.fheight,	1404	fheight,
1370	TermWin.fheight + 1, TermWin.fheight - 1,	1405	fheight + 1, fheight - 1,
1371	TermWin.fheight - 2, TermWin.fheight + 2);	1406	fheight - 2, fheight + 2);
1372		1407
1373	fs = XCreateFontSet (display->display, pat,	1408	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1374	&missing_charset_list, &missing_charset_count, &def_string);	1409	&missing_charset_list, &missing_charset_count, &def_string);
1375		1410
1376	if (missing_charset_list)	1411	if (missing_charset_list)
1377	XFreeStringList (missing_charset_list);	1412	XFreeStringList (missing_charset_list);
1378		1413
…		…
1419	XNBackground, bg,	1454	XNBackground, bg,
1420	XNArea, &status_rect,	1455	XNArea, &status_rect,
1421	XNFontSet, fs,	1456	XNFontSet, fs,
1422	NULL);	1457	NULL);
1423	}	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
1424		1484
1425	Input_Context = XCreateIC (xim,	1485	Input_Context = XCreateIC (xim,
1426	XNInputStyle, input_style,	1486	XNInputStyle, input_style,
1427	XNClientWindow, TermWin.vt,	1487	XNClientWindow, vt,
1428	XNFocusWindow, TermWin.parent[0],	1488	XNFocusWindow, parent,
1429	preedit_attr ? XNPreeditAttributes : NULL,	1489	preedit_attr ? XNPreeditAttributes : NULL,
1430	preedit_attr,	1490	preedit_attr,
1431	status_attr ? XNStatusAttributes : NULL,	1491	status_attr ? XNStatusAttributes : NULL,
1432	status_attr, NULL);	1492	status_attr, NULL);
1433		1493
1434	if (preedit_attr) XFree (preedit_attr);	1494	if (preedit_attr) XFree (preedit_attr);
1435	if (status_attr) XFree (status_attr);	1495	if (status_attr) XFree (status_attr);
1436	if (fs) XFreeFontSet (display->display, fs);	1496	if (fs) XFreeFontSet (dpy, fs);
1437		1497
1438	if (Input_Context == NULL)	1498	if (Input_Context == NULL)
1439	{	1499	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	im_destroy ();	1501	im_destroy ();
1442	return false;	1502	return false;
1443	}	1503	}
1444		1504
1445	if (input_style & XIMPreeditArea)	1505	#if 0
1446	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
1447		1510
1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1511	im_set_position ();
		1512
1449	return true;	1513	return true;
1450	}	1514	}
1451		1515
1452	void	1516	void
1453	rxvt_term::im_cb ()	1517	rxvt_term::im_cb ()
1454	{	1518	{
1455	int i, found, had_im;	1519	int i;
1456	const char *p;	1520	const char *p;
1457	char **s;	1521	char **s;
1458	char buf[IMBUFSIZ];	1522	char buf[IMBUFSIZ];
1459		1523
		1524	make_current ();
		1525
1460	im_destroy ();	1526	im_destroy ();
1461		1527
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1528	if (Input_Context)
1464	return;	1529	return;
1465		1530
1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467	if (rs[Rs_imLocale])	1531	if (rs[Rs_imLocale])
1468	SET_LOCALE (rs[Rs_imLocale]);	1532	SET_LOCALE (rs[Rs_imLocale]);
1469	#endif
1470		1533
1471	p = rs[Rs_inputMethod];	1534	p = rs[Rs_inputMethod];
1472	if (p && *p)	1535	if (p && *p)
1473	{	1536	{
1474	bool found = false;	1537	bool found = false;
1475		1538
1476	s = rxvt_splitcommastring (p);	1539	s = rxvt_strsplit (',', p);
1477		1540
1478	for (i = 0; s[i]; i++)	1541	for (i = 0; s[i]; i++)
1479	{	1542	{
1480	if (*s[i])	1543	if (*s[i])
1481	{	1544	{
1482	strcpy (buf, "@im=");	1545	strcpy (buf, "@im=");
1483	strncat (buf, s[i], IMBUFSIZ - 5);	1546	strncat (buf, s[i], IMBUFSIZ - 5);
1484	if (IM_get_IC (buf))	1547	if (im_get_ic (buf))
1485	{	1548	{
1486	found = true;	1549	found = true;
1487	break;	1550	break;
1488	}	1551	}
1489	}	1552	}
1490	}	1553	}
1491		1554
1492	rxvt_freecommastring (s);	1555	rxvt_free_strsplit (s);
1493		1556
1494	if (found)	1557	if (found)
1495	goto done;	1558	goto done;
1496	}	1559	}
1497		1560
1498	/* try with XMODIFIERS env. var. */	1561	/* try with XMODIFIERS env. var. */
1499	if (IM_get_IC (""))	1562	if (im_get_ic (""))
1500	goto done;	1563	goto done;
1501		1564
1502	/* 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 */
1503	if (IM_get_IC ("@im=none"))	1566	if (im_get_ic ("@im=none"))
1504	goto done;	1567	goto done;
1505		1568
1506	done:	1569	done:
1507	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1508	if (rs[Rs_imLocale])	1570	if (rs[Rs_imLocale])
1509	SET_LOCALE (locale);	1571	SET_LOCALE (locale);
1510	#endif
1511	}	1572	}
1512		1573
1513	void	1574	void
1514	rxvt_term::IMSetStatusPosition ()	1575	rxvt_term::im_set_position ()
1515	{	1576	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1577	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1578	XVaNestedList preedit_attr, status_attr;
1518		1579
1519	if (!Input_Context	1580	if (!Input_Context
1520	|| !TermWin.focus	1581	|| !focus
1521	|| !(input_style & XIMPreeditArea)	1582	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1522	|| !IMisRunning ())	1583	|| !im_is_running ())
1523	return;	1584	return;
1524		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	{
1525	/* Getting the necessary width of preedit area */	1596	/* Getting the necessary width of preedit area */
1526	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1597	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1527	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1598	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1528	XFree (status_attr);	1599	XFree (status_attr);
1529		1600
1530	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1601	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1531	XFree (needed_rect);	1602	XFree (needed_rect);
1532		1603
1533	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1604	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1534	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1535		1606
1536	XSetICValues (Input_Context,	1607	XSetICValues (Input_Context,
1537	XNPreeditAttributes, preedit_attr,	1608	XNPreeditAttributes, preedit_attr,
1538	XNStatusAttributes, status_attr, NULL);	1609	XNStatusAttributes, status_attr,
		1610	NULL);
1539		1611
		1612	XFree (status_attr);
		1613	}
		1614
1540	XFree (preedit_attr);	1615	XFree (preedit_attr);
1541	XFree (status_attr);
1542	}	1616	}
1543	#endif /* USE_XIM */	1617	#endif /* USE_XIM */
1544		1618
1545	/*----------------------------------------------------------------------*/	1619	void
1546	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 */
1547		1680
1548	/*----------------------- end-of-file (C source) -----------------------*/	1681	/*----------------------- end-of-file (C source) -----------------------*/

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