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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.132 by root, Thu Feb 3 07:18:30 2005 UTC vs.
Revision 1.372 by sf-exg, Sat Jan 28 15:18:29 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
37	#include <csignal>
38	#include <cstring>
39
40	#ifdef TTY_GID_SUPPORT
41	# include <grp.h>
42	#endif
43
44	#ifdef HAVE_TERMIOS_H
45	# include <termios.h>
46	#endif
47
48	#ifdef KEYSYM_RESOURCE
49	# include "keyboard.h"	36	#include "keyboard.h"
50	#endif	37	#include "rxvtperl.h"
51		38
		39	#include <limits>
		40
		41	#include <assert.h>
		42	#include <signal.h>
		43	#include <string.h>
		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
		53
		54	struct termios rxvt_term::def_tio;
52	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
53		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
54	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
55		61
56	bool	62	bool
57	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
58	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
59	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
60	return false;	71	return false;
61		72
62	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
63	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
64	return true;	75	return true;
65	}	76	}
66		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
67	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
68	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
69		93
70	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)
71	{	95	{
72	compose_char *cc;	96	compose_char *cc;
73		97
74	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
75	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
76	cc = (*this)[c1];	100	cc = (*this)[c1];
77	while (cc)	101	while (cc)
78	{	102	{
79	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
80	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
81	}	105	}
82		106
83	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
84	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
85	{
86	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
87	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
88	}
89		111
90	// allocate a new combination	112	// allocate a new combination
91	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
92	{	114	{
93	static int seen;	115	static int seen;
94		116
95	if (!seen++)	117	if (!seen++)
96	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
97		119
98	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
99	}	121	}
100		122
101	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
127		149
128	}	150	}
129	#endif	151	#endif
130		152
131	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
132	:	154	{
133	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
134	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
135	#endif
136	#ifdef HAVE_SCROLLBARS
137	scrollbar_ev (this, &rxvt_term::x_cb),
138	#endif
139	#ifdef MENUBAR
140	menubar_ev (this, &rxvt_term::x_cb),
141	#endif	157	#endif
142	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
143	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);
144	#endif	160	#endif
145	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
146	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);
147	#endif	163	#endif
148	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
149	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
150	#endif	166	#endif
151	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
152	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
153	#endif	169	#endif
154	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
155	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),
156	#endif	179	#endif
157	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
158	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
159	#endif	182	#endif
160	#ifdef USE_XIM	183	#ifndef NO_BELL
161	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
162	#endif	185	#endif
163	sw_term (this, &rxvt_term::sig_term),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
164	sw_int (this, &rxvt_term::sig_term),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
165	sw_chld (this, &rxvt_term::sig_chld),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
166	termwin_ev (this, &rxvt_term::x_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
167	vt_ev (this, &rxvt_term::x_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
168	check_ev (this, &rxvt_term::check_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
169	flush_ev (this, &rxvt_term::flush_cb),	192
170	destroy_ev (this, &rxvt_term::destroy_cb),
171	pty_ev (this, &rxvt_term::pty_cb),
172	incr_ev (this, &rxvt_term::incr_cb)
173	{
174	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
175		194
176	termlist.push_back (this);	195	termlist.push_back (this);
177		196
178	#ifdef KEYSYM_RESOURCE	197	#ifdef KEYSYM_RESOURCE
179	keyboard = new keyboard_manager;	198	keyboard = new keyboard_manager;
180
181	if (!keyboard)
182	rxvt_fatal ("out of memory, aborting.\n");
183	#endif	199	#endif
184	}	200	}
185		201
186	rxvt_term::~rxvt_term ()	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 ()
187	{	206	{
188	termlist.erase (find (termlist.begin (), termlist.end(), this));
189
190	if (cmd_pid)	207	if (cmd_pid)
191	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
192		209
193	#ifdef UTMP_SUPPORT	210	pty_ev.stop ();
194	privileged_utmp (RESTORE);	211	delete pty; pty = 0;
195	#endif	212	}
196		213
197	pty.put ();	214	rxvt_term::~rxvt_term ()
		215	{
		216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
198		219
199	#if ENABLE_STYLES	220	#if ENABLE_STYLES
200	for (int i = RS_styleCount; --i; )	221	for (int i = RS_styleCount; --i; )
201	if (TermWin.fontset[i] != TermWin.fontset[0])	222	if (fontset[i] != fontset[0])
202	delete TermWin.fontset[i];	223	delete fontset[i];
203	#endif	224	#endif
204	delete TermWin.fontset[0];	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
205		230
206	if (display)	231	if (display)
207	{	232	{
208	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
209		235
210	#ifdef USE_XIM	236	#ifdef USE_XIM
211	im_destroy ();	237	im_destroy ();
212	#endif	238	#endif
213	#ifdef MENUBAR	239	scrollBar.destroy ();
214	if (menubarGC) XFreeGC (display->display, menubarGC);	240	if (gc) XFreeGC (dpy, gc);
215	#endif
216	#ifdef XTERM_SCROLLBAR
217	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
218	if (ShadowGC) XFreeGC (display->display, ShadowGC);
219	#endif
220	#ifdef PLAIN_SCROLLBAR
221	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
222	#endif
223	#ifdef NEXT_SCROLLBAR
224	if (blackGC) XFreeGC (display->display, blackGC);
225	if (whiteGC) XFreeGC (display->display, whiteGC);
226	if (grayGC) XFreeGC (display->display, grayGC);
227	if (darkGC) XFreeGC (display->display, darkGC);
228	if (stippleGC) XFreeGC (display->display, stippleGC);
229	if (dimple) XFreePixmap (display->display, dimple);
230	if (upArrow) XFreePixmap (display->display, upArrow);
231	if (downArrow) XFreePixmap (display->display, downArrow);
232	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
233	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
234	#endif
235	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
236	if (topShadowGC) XFreeGC (display->display, topShadowGC);
237	if (botShadowGC) XFreeGC (display->display, botShadowGC);
238	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
239	#endif
240	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
241		241
242	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
243	delete menuBar.drawable;	242	delete drawable;
244	//if (menuBar.win)
245	// XDestroyWindow (display->display, menuBar.win);
246	#endif
247	delete TermWin.drawable;
248	// destroy all windows	243	// destroy all windows
249	if (TermWin.parent[0])	244	if (parent)
250	XDestroyWindow (display->display, TermWin.parent[0]);	245	XDestroyWindow (dpy, parent);
251	}
252		246
253	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
254		248	if (ISSET_PIXCOLOR (i))
255	delete pix_colors_focused;	249	{
		250	pix_colors_focused [i].free (this);
256	#ifdef OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
257	delete pix_colors_unfocused;	252	pix_colors_unfocused [i].free (this);
258	#endif	253	#endif
		254	}
259		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
260	displays.put (display);	259	displays.put (display);
		260	}
261		261
262	scr_release ();	262	scr_release ();
263		263
264	/* clear all resources */	264	/* clear all resources */
265	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
266	free (allocated[i]);	266	free (allocated [i]);
267		267
268	free (selection.text);	268	free (selection.text);
269	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
270	free (env_windowid);
271	free (env_display);
272	free (env_term);
273	free (env_colorfgbg);
274	free (locale);	270	free (locale);
275	free (v_buffer);	271	free (v_buffer);
276	free (incr_buf);	272
		273	delete selection_req;
277		274
278	delete envv;	275	delete envv;
279	delete argv;	276	delete argv;
280		277
281	#ifdef KEYSYM_RESOURCE	278	#ifdef KEYSYM_RESOURCE
282	delete keyboard;	279	delete keyboard;
283	#endif	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 ();
284	}	296	}
285		297
286	void	298	void
287	rxvt_term::destroy ()	299	rxvt_term::destroy ()
288	{	300	{
289	if (destroy_ev.active)	301	if (destroy_ev.is_active ())
290	return;	302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
291		305
292	#if ENABLE_OVERLAY	306	#if ENABLE_OVERLAY
293	scr_overlay_off ();	307	scr_overlay_off ();
294	#endif	308	#endif
295		309
296	if (display)	310	if (display)
297	{	311	{
298	#if USE_XIM	312	#if USE_XIM
299	im_ev.stop (display);	313	im_ev.stop (display);
300	#endif	314	#endif
301	#if HAVE_SCROLLBARS
302	scrollbar_ev.stop (display);	315	scrollbar_ev.stop (display);
303	#endif	316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
304	#if MENUBAR
305	menubar_ev.stop (display);
306	#endif
307	#if TRANSPARENT
308	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
309	#endif	318	#endif
310	incr_ev.stop ();
311	termwin_ev.stop (display);	319	termwin_ev.stop (display);
312	vt_ev.stop (display);	320	vt_ev.stop (display);
313	}	321	}
314		322
315	check_ev.stop ();	323	flush_ev.stop ();
316	pty_ev.stop ();	324	pty_ev.stop ();
317	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
318	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
319	#endif	327	#endif
320	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
328	#endif	336	#endif
329	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
330	pointer_ev.stop ();	338	pointer_ev.stop ();
331	#endif	339	#endif
332		340
333	destroy_ev.start (0);	341	destroy_ev.start ();
334	}	342	}
335		343
336	void	344	void
337	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
338	{	346	{
339	SET_R (this);	347	make_current ();
340		348
341	delete this;	349	delete this;
342	}	350	}
343		351
344	/*----------------------------------------------------------------------*/	352	void
345	/* rxvt_init () */	353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
346	bool
347	rxvt_term::init (int argc, const char *const *argv)
348	{	354	{
349	SET_R (this);	355	if (!opt)
350
351	set_locale ("");
352
353	if (!init_vars ())
354	return false;	356	return;
355		357
356	init_secondary ();	358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
357		360
358	const char **cmd_argv = init_resources (argc, argv);	361	val = val & ~mask | (set ? mask : 0);
359
360	#ifdef KEYSYM_RESOURCE
361	keyboard->register_done ();
362	#endif
363
364	#if MENUBAR_MAX
365	menubar_read (rs[Rs_menu]);
366	#endif
367	#ifdef HAVE_SCROLLBARS
368	if (options & Opt_scrollBar)
369	scrollBar.setIdle (); /* set existence for size calculations */
370	#endif
371
372	create_windows (argc, argv);
373
374	init_xlocale ();
375
376	scr_reset (); /* initialize screen */
377
378	#if 0
379	XSynchronize (display->display, True);
380	#endif
381
382	#ifdef HAVE_SCROLLBARS
383	if (options & Opt_scrollBar)
384	resize_scrollbar (); /* create and map scrollbar */
385	#endif
386	#if (MENUBAR_MAX)
387	if (menubar_visible ())
388	XMapWindow (display->display, menuBar.win);
389	#endif
390	#ifdef TRANSPARENT
391	if (options & Opt_transparent)
392	{
393	XSelectInput (display->display, display->root, PropertyChangeMask);
394	check_our_parents ();
395	rootwin_ev.start (display, display->root);
396	}
397	#endif
398
399	XMapWindow (display->display, TermWin.vt);
400	XMapWindow (display->display, TermWin.parent[0]);
401
402	set_colorfgbg ();
403
404	init_command (cmd_argv);
405
406	free (cmd_argv);
407
408	pty_ev.start (pty.pty, EVENT_READ);
409
410	check_ev.start ();
411
412	return true;
413	}
414
415	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
416
417	void
418	rxvt_init ()
419	{
420	/*
421	* Save and then give up any super-user privileges
422	* If we need privileges in any area then we must specifically request it.
423	* We should only need to be root in these cases:
424	* 1. write utmp entries on some systems
425	* 2. chown tty on some systems
426	*/
427	rxvt_privileges (SAVE);
428	rxvt_privileges (IGNORE);
429
430	signal (SIGHUP, SIG_IGN);
431	signal (SIGPIPE, SIG_IGN);
432
433	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
434	/* signal (SIGURG, SIG_DFL); */
435
436	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
437	// TODO: handle this with exceptions and tolerate the memory loss
438	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
439	}
440
441	/* ------------------------------------------------------------------------- *
442	* SIGNAL HANDLING & EXIT HANDLER *
443	* ------------------------------------------------------------------------- */
444	/*
445	* Catch a SIGCHLD signal and exit if the direct child has died
446	*/
447
448	void
449	rxvt_term::sig_chld (sig_watcher &w)
450	{
451	// we are being called for every SIGCHLD, not just ours
452	int pid;
453
454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
455	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
456	if (pid == (*t)->cmd_pid)
457	{
458	(*t)->destroy ();
459	break;
460	}
461	}	362	}
462		363
463	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
464	/*	365	/*
465	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
466	* 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
467	*/	368	*/
468	void	369	static XErrorHandler old_xerror_handler;
469	rxvt_destroy_all ()	370
		371	static void
		372	rxvt_emergency_cleanup ()
470	{	373	{
471	// TODO: rxvtd should clean up all ressources
472	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++)
473	(*t)->destroy ();	375	(*t)->emergency_cleanup ();
474	}	376	}
475		377
476	/*	378	#if !ENABLE_MINIMAL
477	* Catch a fatal signal and tidy up before quitting	379	static void
478	*/	380	print_x_error (Display *dpy, XErrorEvent *event)
479	void
480	rxvt_term::sig_term (sig_watcher &w)
481	{	381	{
482	#ifdef DEBUG_CMD	382	char buffer[BUFSIZ];
483	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	383	char mesg[BUFSIZ];
484	#endif	384	char number[32];
485	rxvt_destroy_all ();	385	const char mtype[] = "XlibMessage";
486	signal (w.signum, SIG_DFL);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
487	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);
488	}	424	}
		425	#endif
489		426
490	/* INTPROTO */
491	int	427	int
492	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
493	{	429	{
494	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
495	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
496	else	432	else
497	{	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
498	old_xerror_handler (display, event);	437	old_xerror_handler (display, event);
499	GET_R->destroy ();	438	#else
		439	print_x_error (display, event);
		440	#endif
500	}	441	}
501		442
502	return 0;	443	return 0;
503	}	444	}
504		445
505	/* ------------------------------------------------------------------------- *	446	int
506	* MEMORY ALLOCATION WRAPPERS *	447	rxvt_xioerror_handler (Display *display)
507	* ------------------------------------------------------------------------- */	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
508	void *	471	void
509	rxvt_malloc (size_t size)	472	sig_handlers::sig_term (ev::sig &w, int revents)
510	{	473	{
511	void *p = malloc (size);	474	rxvt_emergency_cleanup ();
512		475	w.stop ();
513	if (!p)	476	kill (getpid (), w.signum);
514	rxvt_fatal ("memory allocation failure. aborting.\n");
515
516	return p;
517	}	477	}
518		478
519	/* INTPROTO */	479	static void
520	void *	480	rxvt_get_ttymode (struct termios *tio)
521	rxvt_calloc (size_t number, size_t size)
522	{	481	{
523	void *p = calloc (number, size);	482	if (tcgetattr (STDIN_FILENO, tio) < 0)
		483	memset (tio, 0, sizeof (struct termios));
524		484
525	if (!p)	485	for (int i = 0; i < NCCS; i++)
526	rxvt_fatal ("memory allocation failure. aborting.\n");	486	tio->c_cc[i] = VDISABLE;
527		487
528	return p;	488	tio->c_cc[VINTR] = CINTR;
529	}	489	tio->c_cc[VQUIT] = CQUIT;
530		490	tio->c_cc[VERASE] = CERASE;
531	/* INTPROTO */	491	#ifdef VERASE2
532	void *	492	tio->c_cc[VERASE2] = CERASE2;
533	rxvt_realloc (void *ptr, size_t size)
534	{
535	void *p = realloc (ptr, size);
536
537	if (!p)
538	rxvt_fatal ("memory allocation failure. aborting.\n");
539
540	return p;
541	}
542
543	/* ------------------------------------------------------------------------- *
544	* PRIVILEGED OPERATIONS *
545	* ------------------------------------------------------------------------- */
546	/* take care of suid/sgid super-user (root) privileges */
547	void
548	rxvt_privileges (rxvt_privaction action)
549	{
550	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
551	static uid_t euid;
552	static gid_t egid;
553	#endif	493	#endif
554		494	tio->c_cc[VKILL] = CKILL;
555	#if ! defined(__CYGWIN32__)	495	tio->c_cc[VEOF] = CEOF;
556	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	496	tio->c_cc[VSTART] = CSTART;
557	/* setreuid () is the poor man's setuid (), seteuid () */	497	tio->c_cc[VSTOP] = CSTOP;
558	# define seteuid(a) setreuid(-1, (a))	498	tio->c_cc[VSUSP] = CSUSP;
559	# define setegid(a) setregid(-1, (a))	499	# ifdef VDSUSP
560	# define HAVE_SETEUID	500	tio->c_cc[VDSUSP] = CDSUSP;
561	# endif	501	# endif
562	# ifdef HAVE_SETEUID	502	# ifdef VREPRINT
563	switch (action)	503	tio->c_cc[VREPRINT] = CRPRNT;
564	{
565	case IGNORE:
566	/*
567	* change effective uid/gid - not real uid/gid - so we can switch
568	* back to root later, as required
569	*/
570	seteuid (getuid ());
571	setegid (getgid ());
572	break;
573	case SAVE:
574	euid = geteuid ();
575	egid = getegid ();
576	break;
577	case RESTORE:
578	seteuid (euid);
579	setegid (egid);
580	break;
581	}
582	# else
583	switch (action)
584	{
585	case IGNORE:
586	setuid (getuid ());
587	setgid (getgid ());
588	/* FALLTHROUGH */
589	case SAVE:
590	/* FALLTHROUGH */
591	case RESTORE:
592	break;
593	}
594	# endif	504	# endif
		505	# ifdef VDISCRD
		506	tio->c_cc[VDISCRD] = CFLUSH;
595	#endif	507	# endif
596	}	508	# ifdef VWERSE
597		509	tio->c_cc[VWERSE] = CWERASE;
598	#ifdef UTMP_SUPPORT
599	void
600	rxvt_term::privileged_utmp (rxvt_privaction action)
601	{
602	if ((options & Opt_utmpInhibit)
603	|| !pty.name || !*pty.name)
604	return;
605
606	rxvt_privileges (RESTORE);
607
608	if (action == SAVE)
609	makeutent (pty.name, rs[Rs_display_name]);
610	else
611	cleanutent ();
612
613	rxvt_privileges (IGNORE);
614	}
615	#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	}
616		577
617	/*----------------------------------------------------------------------*/	578	/*----------------------------------------------------------------------*/
618	/*	579	/*
619	* window size/position calculcations for XSizeHint and other storage.	580	* window size/position calculations for XSizeHint and other storage.
620	* if width/height are non-zero then override calculated width/height	581	* if width/height are non-zero then override calculated width/height
621	*/	582	*/
622	void	583	void
623	rxvt_term::window_calc (unsigned int width, unsigned int height)	584	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
624	{	585	{
625	short recalc_x, recalc_y;	586	short recalc_x, recalc_y;
626	int x, y, sb_w, mb_h, flags;	587	int x, y, flags;
627	unsigned int w, h;	588	unsigned int w, h;
628	unsigned int max_width, max_height;	589	unsigned int max_width, max_height;
629		590
630	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
631	TermWin.ncol, TermWin.nrow, szHint.width,
632	szHint.height));
633	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	591	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
634	szHint.win_gravity = NorthWestGravity;	592	szHint.win_gravity = NorthWestGravity;
635	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	593	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
636		594
637	recalc_x = recalc_y = 0;	595	recalc_x = recalc_y = 0;
638	flags = 0;	596	flags = 0;
		597
639	if (!parsed_geometry)	598	if (!parsed_geometry)
640	{	599	{
641	parsed_geometry = 1;	600	parsed_geometry = 1;
		601
642	if (rs[Rs_geometry])	602	if (rs[Rs_geometry])
643	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	603	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		604
644	if (flags & WidthValue)	605	if (flags & WidthValue)
645	{	606	{
646	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 ());
647	szHint.flags |= USSize;	611	szHint.flags |= USSize;
648	}	612	}
		613
649	if (flags & HeightValue)	614	if (flags & HeightValue)
650	{	615	{
651	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 ());
652	szHint.flags |= USSize;	620	szHint.flags |= USSize;
653	}	621	}
		622
654	if (flags & XValue)	623	if (flags & XValue)
655	{	624	{
656	szHint.x = x;	625	szHint.x = x;
657	szHint.flags |= USPosition;	626	szHint.flags |= USPosition;
		627
658	if (flags & XNegative)	628	if (flags & XNegative)
659	{	629	{
660	recalc_x = 1;	630	recalc_x = 1;
661	szHint.win_gravity = NorthEastGravity;	631	szHint.win_gravity = NorthEastGravity;
662	}	632	}
663	}	633	}
		634
664	if (flags & YValue)	635	if (flags & YValue)
665	{	636	{
666	szHint.y = y;	637	szHint.y = y;
667	szHint.flags |= USPosition;	638	szHint.flags |= USPosition;
		639
668	if (flags & YNegative)	640	if (flags & YNegative)
669	{	641	{
670	recalc_y = 1;	642	recalc_y = 1;
		643
671	if (szHint.win_gravity == NorthEastGravity)	644	if (szHint.win_gravity == NorthEastGravity)
672	szHint.win_gravity = SouthEastGravity;	645	szHint.win_gravity = SouthEastGravity;
673	else	646	else
674	szHint.win_gravity = SouthWestGravity;	647	szHint.win_gravity = SouthWestGravity;
675	}	648	}
676	}	649	}
677	}	650	}
678		651
679	/* TODO: BOUNDS */	652	/* TODO: BOUNDS */
680	TermWin.width = TermWin.ncol * TermWin.fwidth;	653	width = ncol * fwidth;
681	TermWin.height = TermWin.nrow * TermWin.fheight;	654	height = nrow * fheight;
682	max_width = MAX_COLS * TermWin.fwidth;	655	max_width = MAX_COLS * fwidth;
683	max_height = MAX_ROWS * TermWin.fheight;	656	max_height = MAX_ROWS * fheight;
684		657
685	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	658	szHint.base_width = szHint.base_height = 2 * int_bwidth;
686		659
687	sb_w = mb_h = 0;
688	window_vt_x = window_vt_y = TermWin.int_bwidth;	660	window_vt_x = window_vt_y = int_bwidth;
689		661
690	if (scrollbar_visible ())	662	if (scrollBar.state)
691	{	663	{
692	sb_w = scrollbar_TotalWidth ();	664	int sb_w = scrollBar.total_width ();
693	szHint.base_width += sb_w;	665	szHint.base_width += sb_w;
		666
694	if (!(options & Opt_scrollBar_right))	667	if (!option (Opt_scrollBar_right))
695	window_vt_x += sb_w;	668	window_vt_x += sb_w;
696	}	669	}
697		670
698	if (menubar_visible ())
699	{
700	mb_h = menuBar_TotalHeight ();
701	szHint.base_height += mb_h;
702	window_vt_y += mb_h;
703	}
704
705	szHint.width_inc = TermWin.fwidth;	671	szHint.width_inc = fwidth;
706	szHint.height_inc = TermWin.fheight;	672	szHint.height_inc = fheight;
707	szHint.min_width = szHint.base_width + szHint.width_inc;	673	szHint.min_width = szHint.base_width + szHint.width_inc;
708	szHint.min_height = szHint.base_height + szHint.height_inc;	674	szHint.min_height = szHint.base_height + szHint.height_inc;
709		675
710	if (width && width - szHint.base_width < max_width)	676	if (newwidth && newwidth - szHint.base_width < max_width)
711	{	677	{
712	szHint.width = width;	678	szHint.width = newwidth;
713	TermWin.width = width - szHint.base_width;	679	width = newwidth - szHint.base_width;
714	}	680	}
715	else	681	else
716	{	682	{
717	MIN_IT (TermWin.width, max_width);	683	min_it (width, max_width);
718	szHint.width = szHint.base_width + TermWin.width;	684	szHint.width = szHint.base_width + width;
719	}	685	}
720		686
721	if (height && height - szHint.base_height < max_height)	687	if (newheight && newheight - szHint.base_height < max_height)
722	{	688	{
723	szHint.height = height;	689	szHint.height = newheight;
724	TermWin.height = height - szHint.base_height;	690	height = newheight - szHint.base_height;
725	}	691	}
726	else	692	else
727	{	693	{
728	MIN_IT (TermWin.height, max_height);	694	min_it (height, max_height);
729	szHint.height = szHint.base_height + TermWin.height;	695	szHint.height = szHint.base_height + height;
730	}	696	}
731
732	if (scrollbar_visible () && (options & Opt_scrollBar_right))
733	window_sb_x = szHint.width - sb_w;
734		697
735	if (recalc_x)	698	if (recalc_x)
736	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	699	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
737	- szHint.width - 2 * TermWin.ext_bwidth);	700
738	if (recalc_y)	701	if (recalc_y)
739	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	702	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
740	- szHint.height - 2 * TermWin.ext_bwidth);
741		703
742	TermWin.ncol = TermWin.width / TermWin.fwidth;	704	ncol = width / fwidth;
743	TermWin.nrow = TermWin.height / TermWin.fheight;	705	nrow = height / fheight;
744	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706
745	TermWin.ncol, TermWin.nrow, szHint.width,	707	// When the size of the vt window is not a multiple of the cell
746	szHint.height));	708	// size, i.e., when the wm does not honour our size hints, there are
747	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;
748	}	715	}
749		716
750	/*----------------------------------------------------------------------*/	717	/*----------------------------------------------------------------------*/
751	/*	718	/*
752	* Tell the teletype handler what size the window is.	719	* Tell the teletype handler what size the window is.
753	* Called after a window size change.	720	* Called after a window size change.
754	*/	721	*/
755	void	722	void
756	rxvt_term::tt_winch ()	723	rxvt_term::tt_winch ()
757	{	724	{
758	if (pty.pty < 0)	725	if (pty->pty < 0)
759	return;	726	return;
760		727
761	struct winsize ws;	728	struct winsize ws;
762		729
763	ws.ws_col = TermWin.ncol;	730	ws.ws_col = ncol;
764	ws.ws_row = TermWin.nrow;	731	ws.ws_row = nrow;
765	ws.ws_xpixel = TermWin.width;	732	ws.ws_xpixel = vt_width;
766	ws.ws_ypixel = TermWin.height;	733	ws.ws_ypixel = vt_height;
767	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	734	ioctl (pty->pty, TIOCSWINSZ, &ws);
768		735
769	#if 0	736	#if 0
770	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	737	// TIOCSWINSZ is supposed to do this automatically and correctly
771	if (cmd_pid) /* force through to the command */	738	if (cmd_pid) /* force through to the command */
772	kill (cmd_pid, SIGWINCH);	739	kill (-cmd_pid, SIGWINCH);
773	#endif	740	#endif
774	}	741	}
775		742
776	/*----------------------------------------------------------------------*/	743	/*----------------------------------------------------------------------*/
777	/* set_fonts () - load and set the various fonts	744	/* load and set the various fonts */
778	/*
779	* init = 1 - initialize
780	*
781	* fontname == FONT_UP - switch to bigger font
782	* fontname == FONT_DN - switch to smaller font
783	*/
784	bool	745	bool
785	rxvt_term::set_fonts ()	746	rxvt_term::set_fonts ()
786	{	747	{
787	rxvt_fontset *fs = new rxvt_fontset (this);	748	rxvt_fontset *fs = new rxvt_fontset (this);
788	rxvt_fontprop prop;	749	rxvt_fontprop prop;
…		…
795	return false;	756	return false;
796	}	757	}
797		758
798	#if ENABLE_STYLES	759	#if ENABLE_STYLES
799	for (int i = RS_styleCount; --i; )	760	for (int i = RS_styleCount; --i; )
800	if (TermWin.fontset[i] != TermWin.fontset[0])	761	if (fontset[i] != fontset[0])
801	delete TermWin.fontset[i];	762	delete fontset[i];
802	#endif	763	#endif
803		764
804	delete TermWin.fontset[0];	765	delete fontset[0];
805	TermWin.fontset[0] = fs;	766	fontset[0] = fs;
806		767
807	prop = (*fs)[1]->properties ();	768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
808	prop.height += TermWin.lineSpace;	769	prop.width += letterSpace;
		770
809	fs->set_prop (prop);	771	fs->set_prop (prop, false);
810		772
811	TermWin.fwidth = prop.width;	773	fwidth = prop.width;
812	TermWin.fheight = prop.height;	774	fheight = prop.height + lineSpace;
813	TermWin.fweight = prop.weight;	775	fbase = prop.ascent;
814	TermWin.fslant = prop.slant;
815	TermWin.fbase = (*fs)[1]->ascent;
816		776
817	for (int style = 1; style < 4; style++)	777	for (int style = 1; style < 4; style++)
818	{	778	{
819	#if ENABLE_STYLES	779	#if ENABLE_STYLES
820	const char *res = rs[Rs_font + style];	780	const char *res = rs[Rs_font + style];
821		781
822	if (res && !*res)	782	if (res && !*res)
823	TermWin.fontset[style] = TermWin.fontset[0];	783	fontset[style] = fontset[0];
824	else	784	else
825	{	785	{
826	TermWin.fontset[style] = fs = new rxvt_fontset (this);	786	fontset[style] = fs = new rxvt_fontset (this);
827	rxvt_fontprop prop2 = prop;	787	rxvt_fontprop prop2 = prop;
828		788
829	if (res)	789	if (res)
830	prop2.weight = prop2.slant = rxvt_fontprop::unset;	790	{
		791	fs->populate (res);
		792	fs->set_prop (prop2, false);
		793	}
831	else	794	else
832	{	795	{
833	res = TermWin.fontset[0]->fontdesc;	796	fs->populate (fontset[0]->fontdesc);
834		797
835	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	798	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
836	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	799	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		800
		801	fs->set_prop (prop2, true);
837	}	802	}
838		803
839	fs->populate (res);
840	fs->set_prop (prop2);
841	}	804	}
842	#else	805	#else
843	TermWin.fontset[style] = TermWin.fontset[0];	806	fontset[style] = fontset[0];
844	#endif	807	#endif
845	}	808	}
846		809
847	if (TermWin.parent[0])	810	if (parent)
848	{	811	{
849	resize_all_windows (0, 0, 0);	812	resize_all_windows (0, 0, 0);
850	scr_remap_chars ();	813	scr_remap_chars ();
851	scr_touch (true);	814	scr_touch (true);
852	}	815	}
853		816
854	return true;	817	return true;
855	}	818	}
856		819
		820	void
857	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	821	rxvt_term::set_string_property (Atom prop, const char *str, int len)
858	{	822	{
859	// TODO: SMART_WINDOW_TITLE	823	XChangeProperty (dpy, parent,
860	XChangeProperty (display->display, TermWin.parent[0],
861	prop, XA_STRING, 8, PropModeReplace,	824	prop, XA_STRING, 8, PropModeReplace,
862	(const unsigned char *)str, len >= 0 ? len : strlen (str));	825	(const unsigned char *)str, len >= 0 ? len : strlen (str));
863	}	826	}
864		827
		828	void
		829	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		830	{
		831	XTextProperty ct;
		832
		833	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		834	{
		835	XSetTextProperty (dpy, parent, &ct, prop);
		836	XFree (ct.value);
		837	}
		838	}
		839
		840	void
865	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	841	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
866	{	842	{
867	// TODO: SMART_WINDOW_TITLE
868	wchar_t *ws = rxvt_mbstowcs (str, len);	843	wchar_t *ws = rxvt_mbstowcs (str, len);
869	char *s = rxvt_wcstoutf8 (ws);	844	char *s = rxvt_wcstoutf8 (ws);
870		845
871	XChangeProperty (display->display, TermWin.parent[0],	846	XChangeProperty (dpy, parent,
872	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	847	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
873	(const unsigned char *)s, strlen (s));	848	(const unsigned char *)s, strlen (s));
874		849
875	free (s);	850	free (s);
876	free (ws);	851	free (ws);
…		…
880	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
881	/* xterm sequences - title, iconName, color (exptl) */	856	/* xterm sequences - title, iconName, color (exptl) */
882	void	857	void
883	rxvt_term::set_title (const char *str)	858	rxvt_term::set_title (const char *str)
884	{	859	{
885	set_string_property (XA_WM_NAME, str);	860	set_mbstring_property (XA_WM_NAME, str);
886	#if ENABLE_FRILLS	861	#if ENABLE_EWMH
887	set_utf8_property (xa[XA_NET_WM_NAME], str);	862	set_utf8_property (xa[XA_NET_WM_NAME], str);
888	#endif	863	#endif
889	}	864	}
890		865
891	void	866	void
892	rxvt_term::set_icon_name (const char *str)	867	rxvt_term::set_icon_name (const char *str)
893	{	868	{
894	set_string_property (XA_WM_ICON_NAME, str);	869	set_mbstring_property (XA_WM_ICON_NAME, str);
895	#if ENABLE_FRILLS	870	#if ENABLE_EWMH
896	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	871	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
897	#endif	872	#endif
898	}	873	}
899		874
		875	void
		876	rxvt_term::set_window_color (int idx, const char *color)
		877	{
900	#ifdef XTERM_COLOR_CHANGE	878	#ifdef XTERM_COLOR_CHANGE
901	void
902	rxvt_term::set_window_color (int idx, const char *color)
903	{
904	rxvt_color xcol;	879	rxvt_color xcol;
905	int i;
906		880
907	if (color == NULL || *color == '\0')	881	if (color == NULL || *color == '\0')
908	return;	882	return;
909		883
		884	color = strdup (color);
		885	allocated.push_back ((void *)color);
		886	rs[Rs_color + idx] = color;
		887
910	/* handle color aliases */	888	/* handle color aliases */
911	if (isdigit (*color))	889	if (isdigit (*color))
912	{	890	{
913	i = atoi (color);	891	int i = atoi (color);
		892
914	if (i >= 8 && i <= 15)	893	if (i >= 8 && i <= 15)
		894	{
915	{ /* bright colors */	895	/* bright colors */
916	i -= 8;
917	# ifndef NO_BRIGHTCOLOR
918	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
919	SET_PIXCOLOR (idx);
920	goto Done;	897	goto done;
921	# endif
922
923	}	898	}
		899
924	if (i >= 0 && i <= 7)	900	if (i >= 0 && i <= 7)
		901	{
925	{ /* normal colors */	902	/* normal colors */
926	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
927	SET_PIXCOLOR (idx);
928	goto Done;	904	goto done;
929	}	905	}
930	}	906	}
931		907
932	if (!rXParseAllocColor (& xcol, color))	908	set_color (xcol, color);
933	return;
934
935	/* XStoreColor (display->display, display->cmap, XColor*); */
936		909
937	/*	910	/*
938	* FIXME: should free colors here, but no idea how to do it so instead,	911	* FIXME: should free colors here, but no idea how to do it so instead,
939	* so just keep gobbling up the colormap	912	* so just keep gobbling up the colormap
940	*/	913	*/
941	# if 0
942	for (i = Color_Black; i <= Color_White; i++)
943	if (pix_colors[idx] == pix_colors[i])
944	break;
945	if (i > Color_White)
946	{
947	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
948	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
949	DisplayPlanes (display->display, display->screen));
950	}
951	# endif
952		914
953	pix_colors_focused[idx] = xcol;	915	pix_colors_focused[idx] = xcol;
954	SET_PIXCOLOR (idx);
955		916
956	/* XSetWindowAttributes attr; */
957	/* Cursor cursor; */
958	Done:	917	done:
959	#ifdef OFF_FOCUS_FADING
960	if (rs[Rs_fade])
961	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
962	#endif
963
964	/*TODO: handle Color_BD, scrollbar background, etc. */	918	/*TODO: handle Color_BD, scrollbar background, etc. */
965		919
		920	update_fade_color (idx);
966	recolour_cursor ();	921	recolour_cursor ();
967	scr_recolour ();	922	scr_recolour ();
		923	#endif /* XTERM_COLOR_CHANGE */
968	}	924	}
969
970	#else
971	# define set_window_color (idx,color) ((void)0)
972	#endif /* XTERM_COLOR_CHANGE */
973		925
974	void	926	void
975	rxvt_term::recolour_cursor ()	927	rxvt_term::recolour_cursor ()
976	{	928	{
977	XColor xcol[2];	929	XColor fg, bg;
978		930
979	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	931	(ISSET_PIXCOLOR (Color_pointer_fg)
980	? pix_colors_focused[Color_pointer_fg]	932	? pix_colors_focused[Color_pointer_fg]
981	: pix_colors_focused[Color_fg];	933	: pix_colors_focused[Color_fg]).get (fg);
		934
982	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	935	(ISSET_PIXCOLOR (Color_pointer_bg)
983	? pix_colors_focused[Color_pointer_bg]	936	? pix_colors_focused[Color_pointer_bg]
984	: pix_colors_focused[Color_bg];	937	: pix_colors_focused[Color_bg]).get (bg);
985		938
986	XQueryColors (display->display, display->cmap, xcol, 2);	939	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
987	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
988	}	940	}
989		941
990	/*----------------------------------------------------------------------*/	942	/*----------------------------------------------------------------------*/
991	/*	943	/*
992	* find if fg/bg matches any of the normal (low-intensity) colors	944	* find if fg/bg matches any of the normal (low-intensity) colors
993	*/	945	*/
994	void	946	char *
995	rxvt_term::set_colorfgbg ()	947	rxvt_term::get_colorfgbg ()
996	{	948	{
997	unsigned int i;	949	unsigned int i;
998	const char *xpmb = "\0";	950	const char *xpmb = "";
999	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	951	char fstr[] = "default";
		952	char bstr[] = "default";
		953	char *env_colorfgbg;
1000		954
1001	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1002	strcpy (fstr, "default");
1003	strcpy (bstr, "default");
1004	for (i = Color_Black; i <= Color_White; i++)	955	for (i = Color_Black; i <= Color_White; i++)
1005	if (pix_colors[Color_fg] == pix_colors[i])	956	if (pix_colors[Color_fg] == pix_colors[i])
1006	{	957	{
1007	sprintf (fstr, "%d", (i - Color_Black));	958	sprintf (fstr, "%d", i - Color_Black);
1008	break;	959	break;
1009	}	960	}
1010		961
1011	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
1012	if (pix_colors[Color_bg] == pix_colors[i])	963	if (pix_colors[Color_bg] == pix_colors[i])
1013	{	964	{
1014	sprintf (bstr, "%d", (i - Color_Black));	965	sprintf (bstr, "%d", i - Color_Black);
1015	#ifdef XPM_BACKGROUND	966	#ifdef BG_IMAGE_FROM_FILE
1016	xpmb = "default;";	967	xpmb = "default;";
1017	#endif	968	#endif
1018	break;	969	break;
1019	}	970	}
1020		971
		972	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1021	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	973	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		974	return env_colorfgbg;
1022	}	975	}
1023		976
1024	/*----------------------------------------------------------------------*/	977	/*----------------------------------------------------------------------*/
1025		978
1026	int	979	bool
1027	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	980	rxvt_term::set_color (rxvt_color &color, const char *name)
1028	{	981	{
1029	if (!screen_in_out->set (display, colour))	982	if (color.set (this, name))
1030	{
1031	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1032	return false;
1033	}
1034
1035	return true;	983	return true;
		984
		985	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		986	return false;
		987	}
		988
		989	void
		990	rxvt_term::alias_color (int dst, int src)
		991	{
		992	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1036	}	993	}
1037		994
1038	/* -------------------------------------------------------------------- *	995	/* -------------------------------------------------------------------- *
1039	* - WINDOW RESIZING - *	996	* - WINDOW RESIZING - *
1040	* -------------------------------------------------------------------- */	997	* -------------------------------------------------------------------- */
1041	void	998	void
1042	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	999	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1043	{	1000	{
1044	int fix_screen;	1001	int fix_screen;
		1002	int old_width = szHint.width;
		1003	int old_height = szHint.height;
1045		1004
1046	#ifdef SMART_RESIZE
1047	int old_width = szHint.width, old_height = szHint.height;
1048	#endif
1049
1050	window_calc (width, height);	1005	window_calc (newwidth, newheight);
		1006
		1007	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1008
		1009	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1010	if (set_hint)
		1011	{
		1012	szHint.flags &= ~(PBaseSize | PResizeInc);
1051	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1013	XSetWMNormalHints (dpy, parent, &szHint);
		1014	szHint.flags |= PBaseSize | PResizeInc;
		1015	}
1052		1016
1053	if (!ignoreparent)	1017	if (!ignoreparent)
1054	{	1018	{
1055	#ifdef SMART_RESIZE	1019	#ifdef SMART_RESIZE
1056	/*	1020	/*
…		…
1060	int x, y, x1, y1;	1024	int x, y, x1, y1;
1061	int dx, dy;	1025	int dx, dy;
1062	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1026	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1063	Window unused_cr;	1027	Window unused_cr;
1064		1028
1065	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1029	XTranslateCoordinates (dpy, parent, display->root,
1066	0, 0, &x, &y, &unused_cr);	1030	0, 0, &x, &y, &unused_cr);
1067	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1031	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1068	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1032	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1069	/*	1033	/*
1070	* if display->root isn't the parent window, a WM will probably have offset	1034	* if display->root isn't the parent window, a WM will probably have offset
1071	* our position for handles and decorations. Counter it	1035	* our position for handles and decorations. Counter it
1072	*/	1036	*/
…		…
1074	{	1038	{
1075	x -= x1;	1039	x -= x1;
1076	y -= y1;	1040	y -= y1;
1077	}	1041	}
1078		1042
1079	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1043	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1080	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1044	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1081	dx = old_width - szHint.width;	1045	dx = old_width - szHint.width;
1082	dy = old_height - szHint.height;	1046	dy = old_height - szHint.height;
1083		1047
1084	/* Check position of the center of the window */	1048	/* Check position of the center of the window */
1085	if (x < x1) /* left half */	1049	if (x < x1) /* left half */
1086	dx = 0;	1050	dx = 0;
…		…
1089	if (y < y1) /* top half */	1053	if (y < y1) /* top half */
1090	dy = 0;	1054	dy = 0;
1091	else if (y == y1) /* exact center */	1055	else if (y == y1) /* exact center */
1092	dy /= 2;	1056	dy /= 2;
1093		1057
1094	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1058	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1095	szHint.width, szHint.height);	1059	szHint.width, szHint.height);
1096	#else	1060	#else
1097	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1061	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1098	#endif	1062	#endif
1099	}	1063	}
1100		1064
		1065	if (set_hint)
		1066	XSetWMNormalHints (dpy, parent, &szHint);
		1067
1101	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1068	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1102		1069
1103	if (fix_screen || width != old_width || height != old_height)	1070	if (fix_screen || newwidth != old_width || newheight != old_height)
1104	{	1071	{
1105	if (scrollbar_visible ())	1072	if (scrollBar.state)
1106	{	1073	scrollBar.resize ();
1107	XMoveResizeWindow (display->display, scrollBar.win,
1108	window_sb_x, 0,
1109	scrollbar_TotalWidth (), szHint.height);
1110	resize_scrollbar ();
1111	}
1112		1074
1113	if (menubar_visible ())
1114	XMoveResizeWindow (display->display, menuBar.win,
1115	window_vt_x, 0,
1116	TermWin_TotalWidth (), menuBar_TotalHeight ());
1117
1118	XMoveResizeWindow (display->display, TermWin.vt,	1075	XMoveResizeWindow (dpy, vt,
1119	window_vt_x, window_vt_y,	1076	window_vt_x, window_vt_y,
1120	TermWin_TotalWidth (), TermWin_TotalHeight ());	1077	vt_width, vt_height);
1121		1078
1122	scr_clear ();	1079	#ifdef HAVE_BG_PIXMAP
1123	#ifdef XPM_BACKGROUND	1080	if (bg_window_size_sensitive ())
1124	resize_pixmap ();	1081	update_background ();
1125	#endif	1082	#endif
1126	}	1083	}
1127		1084
1128	if (fix_screen || old_height == 0)	1085	if (fix_screen || old_height == 0)
1129	{
1130	int curr_screen = -1;
1131	int old_ncol = prev_ncol;
1132
1133	/* scr_reset only works on the primary screen */
1134	if (old_height) /* this is not the first time through */
1135	{
1136	unsigned int ncol = TermWin.ncol;
1137	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1138	curr_screen = scr_change_screen (PRIMARY);
1139	TermWin.ncol = ncol;
1140	}
1141
1142	scr_reset ();	1086	scr_reset ();
1143
1144	if (curr_screen >= 0) /* this is not the first time through */
1145	{
1146	scr_change_screen (curr_screen);
1147	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1148	}
1149	}
1150
1151	old_width = szHint.width;
1152	old_height = szHint.height;
1153
1154	#ifdef XPM_BACKGROUND
1155	if (TermWin.pixmap)
1156	scr_touch (false);
1157	#endif
1158		1087
1159	#ifdef USE_XIM	1088	#ifdef USE_XIM
1160	IMSetStatusPosition ();	1089	im_set_position ();
1161	#endif	1090	#endif
1162	}	1091	}
1163		1092
1164	/*	1093	/*
1165	* Set the width/height of the vt window in characters. Units are pixels.	1094	* Set the width/height of the vt window in characters. Units are pixels.
1166	* good for toggling 80/132 columns	1095	* good for toggling 80/132 columns
1167	*/	1096	*/
1168	void	1097	void
1169	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1098	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1170	{	1099	{
1171	XWindowAttributes wattr;	1100	XWindowAttributes wattr;
1172		1101
1173	if (width == 0 || height == 0)	1102	if (newwidth == 0 || newheight == 0)
1174	{	1103	{
1175	XGetWindowAttributes (display->display, display->root, &wattr);	1104	XGetWindowAttributes (dpy, display->root, &wattr);
		1105
1176	if (width == 0)	1106	if (newwidth == 0)
1177	width = wattr.width - szHint.base_width;	1107	newwidth = wattr.width - szHint.base_width;
1178	if (height == 0)	1108	if (newheight == 0)
1179	height = wattr.height - szHint.base_height;	1109	newheight = wattr.height - szHint.base_height;
1180	}
1181
1182	if (width != TermWin.width || height != TermWin.height)
1183	{	1110	}
		1111
		1112	if (newwidth != vt_width || newheight != vt_height)
		1113	{
1184	width += szHint.base_width;	1114	newwidth += szHint.base_width;
1185	height += szHint.base_height;	1115	newheight += szHint.base_height;
1186	resize_all_windows (width, height, 0);	1116	resize_all_windows (newwidth, newheight, 0);
1187	}	1117	}
1188	}	1118	}
1189		1119
1190	/* -------------------------------------------------------------------- *	1120	/* -------------------------------------------------------------------- *
1191	* - X INPUT METHOD ROUTINES - *	1121	* - X INPUT METHOD ROUTINES - *
…		…
1193	#ifdef USE_XIM	1123	#ifdef USE_XIM
1194		1124
1195	void	1125	void
1196	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1126	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1197	{	1127	{
1198	fg = pix_colors[Color_fg];	1128	fg = pix_colors [Color_fg];
1199	bg = pix_colors[Color_bg];	1129	bg = pix_colors [Color_bg];
1200	}	1130	}
1201		1131
1202	void	1132	void
1203	rxvt_term::im_set_size (XRectangle &size)	1133	rxvt_term::im_set_size (XRectangle &size)
1204	{	1134	{
1205	// the int_bwidth terms make no sense to me	1135	// the int_bwidth terms make no sense to me
1206	size.x = TermWin.int_bwidth;	1136	size.x = int_bwidth;
1207	size.y = TermWin.int_bwidth;	1137	size.y = int_bwidth;
1208	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1138	size.width = Width2Pixel (ncol) + int_bwidth;
1209	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1139	size.height = Height2Pixel (nrow) + int_bwidth;
1210	}	1140	}
1211		1141
1212	void	1142	void
1213	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1143	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1214	XRectangle &status_rect,	1144	XRectangle &status_rect,
1215	const XRectangle &needed_rect)	1145	const XRectangle &needed_rect)
1216	{	1146	{
1217	preedit_rect.x = needed_rect.width;	1147	preedit_rect.x = needed_rect.width;
1218	preedit_rect.y = 0;	1148	preedit_rect.y = 0;
1219	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1149	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1220	preedit_rect.height = TermWin.fheight;	1150	preedit_rect.height = fheight;
1221		1151
1222	status_rect.x = 0;	1152	status_rect.x = 0;
1223	status_rect.y = 0;	1153	status_rect.y = 0;
1224	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1154	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1225	status_rect.height = TermWin.fheight;	1155	status_rect.height = fheight;
1226	}	1156	}
1227		1157
1228	/* Checking whether input method is running. */	1158	/* Checking whether input method is running. */
1229	bool	1159	bool
1230	rxvt_term::IMisRunning ()	1160	rxvt_term::im_is_running ()
1231	{	1161	{
1232	char *p;
1233	Atom atom;	1162	Atom atom;
1234	Window win;	1163	Window win;
1235	char server[IMBUFSIZ];	1164	char server[IMBUFSIZ];
1236		1165
1237	/* get current locale modifier */	1166	/* get current locale modifier */
1238	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1167	if (char *p = XSetLocaleModifiers (0))
1239	{	1168	{
1240	strcpy (server, "@server=");	1169	strcpy (server, "@server=");
1241	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1170	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1242		1171
1243	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1172	if (p = strchr (server + 1, '@')) /* first one only */
1244	*p = '\0';	1173	*p = '\0';
1245		1174
1246	atom = XInternAtom (display->display, server, False);	1175	atom = XInternAtom (dpy, server, False);
1247	win = XGetSelectionOwner (display->display, atom);	1176	win = XGetSelectionOwner (dpy, atom);
1248		1177
1249	if (win != None)	1178	if (win != None)
1250	return True;	1179	return true;
1251	}	1180	}
1252		1181
1253	return False;	1182	return false;
1254	}	1183	}
1255		1184
1256	void	1185	void
1257	rxvt_term::IMSendSpot ()	1186	rxvt_term::im_send_spot ()
1258	{	1187	{
1259	XPoint nspot;	1188	XPoint nspot;
1260	XVaNestedList preedit_attr;	1189	XVaNestedList preedit_attr;
1261		1190
1262	if (!Input_Context	1191	if (!Input_Context
1263	|| !TermWin.focus	1192	|| !focus
1264	|| !(input_style & XIMPreeditPosition))	1193	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1265	return;	1194	return;
1266		1195
1267	im_set_position (nspot);	1196	im_set_position (nspot);
1268		1197
1269	if (nspot.x == spot.x && nspot.y == spot.y)	1198	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1288	input_method = 0;	1217	input_method = 0;
1289	}	1218	}
1290		1219
1291	Input_Context = 0;	1220	Input_Context = 0;
1292	}	1221	}
		1222
		1223	#ifdef ENABLE_XIM_ONTHESPOT
		1224
		1225	static void
		1226	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1227	{
		1228	((rxvt_term *)client_data)->make_current ();
		1229	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1230	}
		1231
		1232	static void
		1233	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1234	{
		1235	((rxvt_term *)client_data)->make_current ();
		1236	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1237	}
		1238
		1239	static void
		1240	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1241	{
		1242	rxvt_term *term = (rxvt_term *)client_data;
		1243	XIMText *text = call_data->text;
		1244
		1245	term->make_current ();
		1246
		1247	if (text)
		1248	{
		1249	wchar_t *str;
		1250
		1251	if (!text->encoding_is_wchar && text->string.multi_byte)
		1252	{
		1253	// of course, X makes it ugly again
		1254	if (term->rs[Rs_imLocale])
		1255	SET_LOCALE (term->rs[Rs_imLocale]);
		1256
		1257	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1258	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1259
		1260	if (term->rs[Rs_imLocale])
		1261	SET_LOCALE (term->locale);
		1262	}
		1263	else
		1264	str = text->string.wide_char;
		1265
		1266	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1267	DT_INT, call_data->caret,
		1268	DT_INT, call_data->chg_first,
		1269	DT_INT, call_data->chg_length,
		1270	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1271	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1272	DT_END));
		1273	}
		1274	else
		1275	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1276	DT_INT, call_data->caret,
		1277	DT_INT, call_data->chg_first,
		1278	DT_INT, call_data->chg_length,
		1279	DT_END));
		1280	}
		1281
		1282	#if 0
		1283	static void
		1284	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1285	{
		1286	((rxvt_term *)client_data)->make_current ();
		1287	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1288	DT_INT, call_data->position,
		1289	DT_INT, call_data->direction,
		1290	DT_INT, call_data->style,
		1291	DT_END));
		1292	}
		1293	#endif
		1294
		1295	#endif
1293		1296
1294	/*	1297	/*
1295	* Try to open a XIM with the current modifiers, then see if we can	1298	* Try to open a XIM with the current modifiers, then see if we can
1296	* open a suitable preedit type	1299	* open a suitable preedit type
1297	*/	1300	*/
1298	bool	1301	bool
1299	rxvt_term::IM_get_IC (const char *modifiers)	1302	rxvt_term::im_get_ic (const char *modifiers)
1300	{	1303	{
1301	int i, j, found;	1304	int i, j, found;
1302	XIM xim;	1305	XIM xim;
1303	XPoint spot;	1306	XPoint spot;
1304	XRectangle rect, status_rect, needed_rect;	1307	XRectangle rect, status_rect, needed_rect;
1305	unsigned long fg, bg;	1308	unsigned long fg, bg;
1306	const char *p;	1309	const char *p;
1307	char **s;	1310	char **s;
1308	XIMStyles *xim_styles;	1311	XIMStyles *xim_styles;
1309		1312
		1313	set_environ (envv);
		1314
1310	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1315	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1311	return false;	1316	return false;
1312		1317
1313	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1314	input_method = display->get_xim (locale, modifiers);	1318	input_method = display->get_xim (locale, modifiers);
1315	if (input_method == NULL)	1319	if (input_method == NULL)
1316	return false;	1320	return false;
1317		1321
1318	xim = input_method->xim;	1322	xim = input_method->xim;
…		…
1333	p = pet[pi];	1337	p = pet[pi];
1334		1338
1335	if (!p)	1339	if (!p)
1336	continue;	1340	continue;
1337		1341
1338	s = rxvt_splitcommastring (p);	1342	s = rxvt_strsplit (',', p);
1339		1343
1340	for (i = found = 0; !found && s[i]; i++)	1344	for (i = found = 0; !found && s[i]; i++)
1341	{	1345	{
1342	if (!strcmp (s[i], "OverTheSpot"))	1346	if (!strcmp (s[i], "OverTheSpot"))
1343	input_style = (XIMPreeditPosition | XIMStatusNothing);	1347	input_style = XIMPreeditPosition | XIMStatusNothing;
1344	else if (!strcmp (s[i], "OffTheSpot"))	1348	else if (!strcmp (s[i], "OffTheSpot"))
1345	input_style = (XIMPreeditArea | XIMStatusArea);	1349	input_style = XIMPreeditArea | XIMStatusArea;
1346	else if (!strcmp (s[i], "Root"))	1350	else if (!strcmp (s[i], "Root"))
1347	input_style = (XIMPreeditNothing | XIMStatusNothing);	1351	input_style = XIMPreeditNothing | XIMStatusNothing;
1348	else if (!strcmp (s[i], "None"))	1352	else if (!strcmp (s[i], "None"))
1349	input_style = (XIMPreeditNone | XIMStatusNone);	1353	input_style = XIMPreeditNone | XIMStatusNone;
		1354	#ifdef ENABLE_XIM_ONTHESPOT
		1355	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1356	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1357	#endif
		1358	else
		1359	input_style = XIMPreeditNothing | XIMStatusNothing;
1350		1360
1351	for (j = 0; j < xim_styles->count_styles; j++)	1361	for (j = 0; j < xim_styles->count_styles; j++)
1352	if (input_style == xim_styles->supported_styles[j])	1362	if (input_style == xim_styles->supported_styles[j])
1353	{	1363	{
1354	rxvt_freecommastring (s);	1364	rxvt_free_strsplit (s);
1355		1365
1356	found = 1;	1366	found = 1;
1357	goto foundpet;	1367	goto foundpet;
1358	}	1368	}
1359		1369
1360	}	1370	}
1361		1371
1362	rxvt_freecommastring (s);	1372	rxvt_free_strsplit (s);
1363	}	1373	}
1364		1374
1365	foundpet:	1375	foundpet:
1366		1376
1367	XFree (xim_styles);	1377	XFree (xim_styles);
…		…
1388	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1398	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1389	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1399	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1390	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1391	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1392	"*",	1402	"*",
1393	TermWin.fheight,	1403	fheight,
1394	TermWin.fheight + 1, TermWin.fheight - 1,	1404	fheight + 1, fheight - 1,
1395	TermWin.fheight - 2, TermWin.fheight + 2);	1405	fheight - 2, fheight + 2);
1396		1406
1397	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1407	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1398	&missing_charset_list, &missing_charset_count, &def_string);	1408	&missing_charset_list, &missing_charset_count, &def_string);
1399		1409
1400	if (missing_charset_list)	1410	if (missing_charset_list)
1401	XFreeStringList (missing_charset_list);	1411	XFreeStringList (missing_charset_list);
1402		1412
…		…
1443	XNBackground, bg,	1453	XNBackground, bg,
1444	XNArea, &status_rect,	1454	XNArea, &status_rect,
1445	XNFontSet, fs,	1455	XNFontSet, fs,
1446	NULL);	1456	NULL);
1447	}	1457	}
		1458	#if ENABLE_XIM_ONTHESPOT
		1459	else if (input_style & XIMPreeditCallbacks)
		1460	{
		1461	XIMCallback xcb[4];
		1462
		1463	im_set_position (spot);
		1464
		1465	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1466	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1467	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1468	# if 0
		1469	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1470	# endif
		1471
		1472	preedit_attr = XVaCreateNestedList (0,
		1473	XNSpotLocation, &spot,
		1474	XNPreeditStartCallback, &xcb[0],
		1475	XNPreeditDoneCallback , &xcb[1],
		1476	XNPreeditDrawCallback , &xcb[2],
		1477	# if 0
		1478	XNPreeditCaretCallback, &xcb[3],
		1479	# endif
		1480	NULL);
		1481	}
		1482	#endif
1448		1483
1449	Input_Context = XCreateIC (xim,	1484	Input_Context = XCreateIC (xim,
1450	XNInputStyle, input_style,	1485	XNInputStyle, input_style,
1451	XNClientWindow, TermWin.vt,	1486	XNClientWindow, vt,
1452	XNFocusWindow, TermWin.parent[0],	1487	XNFocusWindow, parent,
1453	preedit_attr ? XNPreeditAttributes : NULL,	1488	preedit_attr ? XNPreeditAttributes : NULL,
1454	preedit_attr,	1489	preedit_attr,
1455	status_attr ? XNStatusAttributes : NULL,	1490	status_attr ? XNStatusAttributes : NULL,
1456	status_attr, NULL);	1491	status_attr, NULL);
1457		1492
1458	if (preedit_attr) XFree (preedit_attr);	1493	if (preedit_attr) XFree (preedit_attr);
1459	if (status_attr) XFree (status_attr);	1494	if (status_attr) XFree (status_attr);
1460	if (fs) XFreeFontSet (display->display, fs);	1495	if (fs) XFreeFontSet (dpy, fs);
1461		1496
1462	if (Input_Context == NULL)	1497	if (Input_Context == NULL)
1463	{	1498	{
1464	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1499	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1465	im_destroy ();	1500	im_destroy ();
1466	return false;	1501	return false;
1467	}	1502	}
1468		1503
1469	if (input_style & XIMPreeditArea)	1504	#if 0
1470	IMSetStatusPosition ();	1505	// unfortunately, only the focus window is used by XIM, hard to fix
		1506	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1507	vt_select_input ();
		1508	#endif
1471		1509
1472	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1510	im_set_position ();
		1511
1473	return true;	1512	return true;
1474	}	1513	}
1475		1514
1476	void	1515	void
1477	rxvt_term::im_cb ()	1516	rxvt_term::im_cb ()
1478	{	1517	{
1479	int i, found, had_im;	1518	int i;
1480	const char *p;	1519	const char *p;
1481	char **s;	1520	char **s;
1482	char buf[IMBUFSIZ];	1521	char buf[IMBUFSIZ];
1483		1522
		1523	make_current ();
		1524
1484	im_destroy ();	1525	im_destroy ();
1485		1526
1486	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1487	if (Input_Context)	1527	if (Input_Context)
1488	return;	1528	return;
1489		1529
1490	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1491	if (rs[Rs_imLocale])	1530	if (rs[Rs_imLocale])
1492	SET_LOCALE (rs[Rs_imLocale]);	1531	SET_LOCALE (rs[Rs_imLocale]);
1493	#endif
1494		1532
1495	p = rs[Rs_inputMethod];	1533	p = rs[Rs_inputMethod];
1496	if (p && *p)	1534	if (p && *p)
1497	{	1535	{
1498	bool found = false;	1536	bool found = false;
1499		1537
1500	s = rxvt_splitcommastring (p);	1538	s = rxvt_strsplit (',', p);
1501		1539
1502	for (i = 0; s[i]; i++)	1540	for (i = 0; s[i]; i++)
1503	{	1541	{
1504	if (*s[i])	1542	if (*s[i])
1505	{	1543	{
1506	strcpy (buf, "@im=");	1544	strcpy (buf, "@im=");
1507	strncat (buf, s[i], IMBUFSIZ - 5);	1545	strncat (buf, s[i], IMBUFSIZ - 5);
1508	if (IM_get_IC (buf))	1546	if (im_get_ic (buf))
1509	{	1547	{
1510	found = true;	1548	found = true;
1511	break;	1549	break;
1512	}	1550	}
1513	}	1551	}
1514	}	1552	}
1515		1553
1516	rxvt_freecommastring (s);	1554	rxvt_free_strsplit (s);
1517		1555
1518	if (found)	1556	if (found)
1519	goto done;	1557	goto done;
1520	}	1558	}
1521		1559
1522	/* try with XMODIFIERS env. var. */	1560	/* try with XMODIFIERS env. var. */
1523	if (IM_get_IC (""))	1561	if (im_get_ic (""))
1524	goto done;	1562	goto done;
1525		1563
1526	/* try with no modifiers base IF the user didn't specify an IM */	1564	/* try with no modifiers base IF the user didn't specify an IM */
1527	if (IM_get_IC ("@im=none"))	1565	if (im_get_ic ("@im=none"))
1528	goto done;	1566	goto done;
1529		1567
1530	done:	1568	done:
1531	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1532	if (rs[Rs_imLocale])	1569	if (rs[Rs_imLocale])
1533	SET_LOCALE (locale);	1570	SET_LOCALE (locale);
1534	#endif
1535	}	1571	}
1536		1572
1537	void	1573	void
1538	rxvt_term::IMSetStatusPosition ()	1574	rxvt_term::im_set_position ()
1539	{	1575	{
1540	XRectangle preedit_rect, status_rect, *needed_rect;	1576	XRectangle preedit_rect, status_rect, *needed_rect;
1541	XVaNestedList preedit_attr, status_attr;	1577	XVaNestedList preedit_attr, status_attr;
1542		1578
1543	if (!Input_Context	1579	if (!Input_Context
1544	|| !TermWin.focus	1580	|| !focus
1545	|| !(input_style & XIMPreeditArea)	1581	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1546	|| !IMisRunning ())	1582	|| !im_is_running ())
1547	return;	1583	return;
1548		1584
		1585	if (input_style & XIMPreeditPosition)
		1586	{
		1587	im_set_size (preedit_rect);
		1588	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1589
		1590	XSetICValues (Input_Context,
		1591	XNPreeditAttributes, preedit_attr, NULL);
		1592	}
		1593	else
		1594	{
1549	/* Getting the necessary width of preedit area */	1595	/* Getting the necessary width of preedit area */
1550	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1596	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1551	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1597	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1552	XFree (status_attr);	1598	XFree (status_attr);
1553		1599
1554	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1600	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1555	XFree (needed_rect);	1601	XFree (needed_rect);
1556		1602
1557	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1603	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1558	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1559		1605
1560	XSetICValues (Input_Context,	1606	XSetICValues (Input_Context,
1561	XNPreeditAttributes, preedit_attr,	1607	XNPreeditAttributes, preedit_attr,
1562	XNStatusAttributes, status_attr, NULL);	1608	XNStatusAttributes, status_attr,
		1609	NULL);
1563		1610
		1611	XFree (status_attr);
		1612	}
		1613
1564	XFree (preedit_attr);	1614	XFree (preedit_attr);
1565	XFree (status_attr);
1566	}	1615	}
1567	#endif /* USE_XIM */	1616	#endif /* USE_XIM */
1568		1617
1569	/*----------------------------------------------------------------------*/	1618	void
1570	rxvt_t rxvt_current_term;	1619	rxvt_term::get_window_origin (int &x, int &y)
		1620	{
		1621	Window cr;
		1622	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1623	}
		1624
		1625	Pixmap
		1626	rxvt_term::get_pixmap_property (Atom property)
		1627	{
		1628	Pixmap pixmap = None;
		1629
		1630	int aformat;
		1631	unsigned long nitems, bytes_after;
		1632	Atom atype;
		1633	unsigned char *prop;
		1634	int result = XGetWindowProperty (dpy, display->root, property,
		1635	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1636	&nitems, &bytes_after, &prop);
		1637	if (result == Success)
		1638	{
		1639	if (atype == XA_PIXMAP)
		1640	pixmap = *(Pixmap *)prop;
		1641	XFree (prop);
		1642	}
		1643
		1644	return pixmap;
		1645	}
		1646
		1647	#ifdef HAVE_BG_PIXMAP
		1648
		1649	void
		1650	rxvt_term::update_background ()
		1651	{
		1652	if (update_background_ev.is_active ())
		1653	return;
		1654
		1655	bg_invalidate ();
		1656
		1657	if (!mapped)
		1658	return;
		1659
		1660	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1661
		1662	if (to_wait <= 0.)
		1663	bg_render ();
		1664	else
		1665	update_background_ev.start (to_wait);
		1666	}
		1667
		1668	void
		1669	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1670	{
		1671	make_current ();
		1672
		1673	update_background_ev.stop ();
		1674	bg_render ();
		1675	refresh_check ();
		1676	}
		1677
		1678	#endif /* HAVE_BG_PIXMAP */
1571		1679
1572	/*----------------------- end-of-file (C source) -----------------------*/	1680	/*----------------------- end-of-file (C source) -----------------------*/

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