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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.128 by root, Mon Jan 17 00:59:23 2005 UTC vs.
Revision 1.365 by sf-exg, Mon Jan 9 15:45:45 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 <cassert>
37	#include <csignal>	42	#include <csignal>
38	#include <cstring>	43	#include <cstring>
39		44
40	#ifdef TTY_GID_SUPPORT
41	# include <grp.h>
42	#endif
43
44	#ifdef HAVE_TERMIOS_H
45	# include <termios.h>	45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
46	#endif	53	# endif
47
48	#ifdef KEYSYM_RESOURCE
49	# include "keyboard.h"
50	#endif	54	#endif
51		55
		56	struct termios rxvt_term::def_tio;
52	vector<rxvt_term *> rxvt_term::termlist;	57	vector<rxvt_term *> rxvt_term::termlist;
53		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
54	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
55		63
56	bool	64	bool
57	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
58	{	66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
59	if (!locale || !strncmp (locale, curlocale, 128))	72	if (!locale || !memcmp (locale, curlocale, size))
60	return false;	73	return false;
61		74
62	strncpy (curlocale, locale, 128);	75	memcpy (curlocale, locale, size);
63	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
64	return true;	77	return true;
65	}	78	}
66		79
		80	void
		81	rxvt_push_locale (const char *locale) NOTHROW
		82	{
		83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
		86
		87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
67	#if ENABLE_COMBINING	93	#if ENABLE_COMBINING
68	class rxvt_composite_vec rxvt_composite;	94	class rxvt_composite_vec rxvt_composite;
69		95
70	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
71	{	97	{
72	compose_char *cc;	98	compose_char *cc;
73		99
74	// break compose chains, as stupid readline really likes to duplicate	100	// break compose chains, as stupid readline really likes to duplicate
75	// composing characters for some reason near the end of a line.	101	// composing characters for some reason, near the end of a line.
76	cc = (*this)[c1];	102	cc = (*this)[c1];
77	while (cc)	103	while (cc)
78	{	104	{
79	if (cc->c2 == c2) return c1;	105	if (cc->c2 == c2) return c1;
80	cc = (*this)[cc->c1];	106	cc = (*this)[cc->c1];
81	}	107	}
82		108
83	// check to see wether this combination already exists otherwise	109	// check to see whether this combination already exists otherwise
84	for (cc = v.end (); cc-- > v.begin (); )	110	for (cc = v.begin (); cc < v.end (); cc++)
85	{
86	if (cc->c1 == c1 && cc->c2 == c2)	111	if (cc->c1 == c1 && cc->c2 == c2)
87	return COMPOSE_LO + (cc - v.begin ());	112	return COMPOSE_LO + (cc - v.begin ());
88	}
89		113
90	// allocate a new combination	114	// allocate a new combination
91	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
92	{	116	{
93	static int seen;	117	static int seen;
94		118
95	if (!seen++)	119	if (!seen++)
96	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
97		121
98	return REPLACEMENT_CHAR;	122	return REPLACEMENT_CHAR;
99	}	123	}
100		124
101	v.push_back (compose_char (c1, c2));	125	v.push_back (compose_char (c1, c2));
…		…
127		151
128	}	152	}
129	#endif	153	#endif
130		154
131	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
132	:	156	{
133	#if TRANSPARENT	157	#if HAVE_BG_PIXMAP
134	rootwin_ev (this, &rxvt_term::rootwin_cb),	158	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	159	#endif
142	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
143	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
144	#endif	162	#endif
145	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
146	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
147	#endif	165	#endif
148	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
149	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
150	#endif	168	#endif
151	#ifdef SELECTION_SCROLLING	169	#ifdef SELECTION_SCROLLING
152	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
153	#endif	171	#endif
154	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
155	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
156	#endif	181	#endif
157	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
158	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
159	#endif	184	#endif
160	#ifdef USE_XIM	185	#ifndef NO_BELL
161	im_ev (this, &rxvt_term::im_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
162	#endif	187	#endif
163	sw_term (this, &rxvt_term::sig_term),	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
164	sw_chld (this, &rxvt_term::sig_chld),	189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
165	termwin_ev (this, &rxvt_term::x_cb),	190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
166	vt_ev (this, &rxvt_term::x_cb),	191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
167	check_ev (this, &rxvt_term::check_cb),	192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
168	flush_ev (this, &rxvt_term::flush_cb),	193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
169	destroy_ev (this, &rxvt_term::destroy_cb),	194
170	pty_ev (this, &rxvt_term::pty_cb),
171	incr_ev (this, &rxvt_term::incr_cb)
172	{
173	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
174		196
175	termlist.push_back (this);	197	termlist.push_back (this);
176		198
177	#ifdef KEYSYM_RESOURCE	199	#ifdef KEYSYM_RESOURCE
178	keyboard = new keyboard_manager;	200	keyboard = new keyboard_manager;
179
180	if (!keyboard)
181	rxvt_fatal ("out of memory, aborting.\n");
182	#endif	201	#endif
183	}	202	}
184		203
185	rxvt_term::~rxvt_term ()	204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
186	{	208	{
187	termlist.erase (find (termlist.begin (), termlist.end(), this));
188
189	if (cmd_pid)	209	if (cmd_pid)
190	kill (-cmd_pid, SIGHUP);	210	kill (-cmd_pid, SIGHUP);
191		211
192	pty.put ();	212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
193		215
194	#ifdef UTMP_SUPPORT	216	rxvt_term::~rxvt_term ()
195	privileged_utmp (RESTORE);	217	{
196	#endif	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
197		221
198	#if ENABLE_STYLES	222	#if ENABLE_STYLES
199	for (int i = RS_styleCount; --i; )	223	for (int i = RS_styleCount; --i; )
200	if (TermWin.fontset[i] != TermWin.fontset[0])	224	if (fontset[i] != fontset[0])
201	delete TermWin.fontset[i];	225	delete fontset[i];
202	#endif	226	#endif
203	delete TermWin.fontset[0];	227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
204		232
205	if (display)	233	if (display)
206	{	234	{
207	selection_clear ();	235	selection_clear ();
		236	selection_clear (true);
208		237
209	#ifdef USE_XIM	238	#ifdef USE_XIM
210	im_destroy ();	239	im_destroy ();
211	#endif	240	#endif
212	#ifdef MENUBAR	241	scrollBar.destroy ();
213	if (menubarGC) XFreeGC (display->display, menubarGC);	242	if (gc) XFreeGC (dpy, gc);
214	#endif
215	#ifdef XTERM_SCROLLBAR
216	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
217	if (ShadowGC) XFreeGC (display->display, ShadowGC);
218	#endif
219	#ifdef PLAIN_SCROLLBAR
220	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
221	#endif
222	#ifdef NEXT_SCROLLBAR
223	if (blackGC) XFreeGC (display->display, blackGC);
224	if (whiteGC) XFreeGC (display->display, whiteGC);
225	if (grayGC) XFreeGC (display->display, grayGC);
226	if (darkGC) XFreeGC (display->display, darkGC);
227	if (stippleGC) XFreeGC (display->display, stippleGC);
228	if (dimple) XFreePixmap (display->display, dimple);
229	if (upArrow) XFreePixmap (display->display, upArrow);
230	if (downArrow) XFreePixmap (display->display, downArrow);
231	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
232	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
233	#endif
234	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
235	if (topShadowGC) XFreeGC (display->display, topShadowGC);
236	if (botShadowGC) XFreeGC (display->display, botShadowGC);
237	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
238	#endif
239	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
240		243
241	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
242	delete menuBar.drawable;	244	delete drawable;
243	//if (menuBar.win)
244	// XDestroyWindow (display->display, menuBar.win);
245	#endif
246	delete TermWin.drawable;
247	// destroy all windows	245	// destroy all windows
248	if (TermWin.parent[0])	246	if (parent)
249	XDestroyWindow (display->display, TermWin.parent[0]);	247	XDestroyWindow (dpy, parent);
250	}
251		248
252	// TODO: free pixcolours, colours should become part of rxvt_display	249	for (int i = 0; i < TOTAL_COLORS; i++)
253		250	if (ISSET_PIXCOLOR (i))
254	delete pix_colors_focused;	251	{
		252	pix_colors_focused [i].free (this);
255	#ifdef OFF_FOCUS_FADING	253	#if OFF_FOCUS_FADING
256	delete pix_colors_unfocused;	254	pix_colors_unfocused [i].free (this);
257	#endif	255	#endif
		256	}
258		257
		258	clear ();
		259
		260	display->flush (); /* ideally .put should do this */
259	displays.put (display);	261	displays.put (display);
		262	}
260		263
261	scr_release ();	264	scr_release ();
262		265
263	/* clear all resources */	266	/* clear all resources */
264	for (int i = 0; i < allocated.size (); i++)	267	for (int i = 0; i < allocated.size (); i++)
265	free (allocated[i]);	268	free (allocated [i]);
266		269
267	free (selection.text);	270	free (selection.text);
268	// TODO: manage env vars in child only(!)	271	free (selection.clip_text);
269	free (env_windowid);
270	free (env_display);
271	free (env_term);
272	free (env_colorfgbg);
273	free (locale);	272	free (locale);
274	free (v_buffer);	273	free (v_buffer);
275	free (incr_buf);	274
		275	delete selection_req;
276		276
277	delete envv;	277	delete envv;
278	delete argv;	278	delete argv;
279		279
280	#ifdef KEYSYM_RESOURCE	280	#ifdef KEYSYM_RESOURCE
281	delete keyboard;	281	delete keyboard;
282	#endif	282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
		287
		288	// child has exited, usually destroys
		289	void
		290	rxvt_term::child_cb (ev::child &w, int status)
		291	{
		292	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		293
		294	cmd_pid = 0;
		295
		296	if (!option (Opt_hold))
		297	destroy ();
283	}	298	}
284		299
285	void	300	void
286	rxvt_term::destroy ()	301	rxvt_term::destroy ()
287	{	302	{
288	if (destroy_ev.active)	303	if (destroy_ev.is_active ())
289	return;	304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
290		307
291	#if ENABLE_OVERLAY	308	#if ENABLE_OVERLAY
292	scr_overlay_off ();	309	scr_overlay_off ();
293	#endif	310	#endif
294		311
295	if (display)	312	if (display)
296	{	313	{
297	#if USE_XIM	314	#if USE_XIM
298	im_ev.stop (display);	315	im_ev.stop (display);
299	#endif	316	#endif
300	#if HAVE_SCROLLBARS
301	scrollbar_ev.stop (display);	317	scrollbar_ev.stop (display);
302	#endif	318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
303	#if MENUBAR
304	menubar_ev.stop (display);
305	#endif
306	#if TRANSPARENT
307	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
308	#endif	320	#endif
309	incr_ev.stop ();
310	termwin_ev.stop (display);	321	termwin_ev.stop (display);
311	vt_ev.stop (display);	322	vt_ev.stop (display);
312	}	323	}
313		324
314	check_ev.stop ();	325	flush_ev.stop ();
315	pty_ev.stop ();	326	pty_ev.stop ();
316	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
317	cursor_blink_ev.stop ();	328	cursor_blink_ev.stop ();
318	#endif	329	#endif
319	#ifdef TEXT_BLINK	330	#ifdef TEXT_BLINK
…		…
327	#endif	338	#endif
328	#ifdef POINTER_BLANK	339	#ifdef POINTER_BLANK
329	pointer_ev.stop ();	340	pointer_ev.stop ();
330	#endif	341	#endif
331		342
332	destroy_ev.start (0);	343	destroy_ev.start ();
333	}	344	}
334		345
335	void	346	void
336	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (ev::idle &w, int revents)
337	{	348	{
338	SET_R (this);	349	make_current ();
339		350
340	delete this;	351	delete this;
341	}	352	}
342		353
343	/*----------------------------------------------------------------------*/	354	void
344	/* rxvt_init () */	355	rxvt_term::set_option (uint8_t opt, bool set)
345	bool
346	rxvt_term::init (int argc, const char *const *argv)
347	{	356	{
348	SET_R (this);	357	if (!opt)
349
350	set_locale ("");
351
352	if (!init_vars ())
353	return false;	358	return;
354		359
355	init_secondary ();	360	uint8_t mask = 1 << (opt & 7);
		361	uint8_t &val = options [opt >> 3];
356		362
357	const char **cmd_argv = init_resources (argc, argv);	363	val = val & ~mask | (set ? mask : 0);
358
359	#ifdef KEYSYM_RESOURCE
360	keyboard->register_done ();
361	#endif
362
363	#if MENUBAR_MAX
364	menubar_read (rs[Rs_menu]);
365	#endif
366	#ifdef HAVE_SCROLLBARS
367	if (options & Opt_scrollBar)
368	scrollBar.setIdle (); /* set existence for size calculations */
369	#endif
370
371	create_windows (argc, argv);
372
373	init_xlocale ();
374
375	scr_reset (); /* initialize screen */
376
377	#if 0
378	XSynchronize (display->display, True);
379	#endif
380
381	#ifdef HAVE_SCROLLBARS
382	if (options & Opt_scrollBar)
383	resize_scrollbar (); /* create and map scrollbar */
384	#endif
385	#if (MENUBAR_MAX)
386	if (menubar_visible ())
387	XMapWindow (display->display, menuBar.win);
388	#endif
389	#ifdef TRANSPARENT
390	if (options & Opt_transparent)
391	{
392	XSelectInput (display->display, display->root, PropertyChangeMask);
393	check_our_parents ();
394	rootwin_ev.start (display, display->root);
395	}
396	#endif
397
398	XMapWindow (display->display, TermWin.vt);
399	XMapWindow (display->display, TermWin.parent[0]);
400
401	set_colorfgbg ();
402
403	init_command (cmd_argv);
404
405	free (cmd_argv);
406
407	pty_ev.start (pty.pty, EVENT_READ);
408
409	check_ev.start ();
410
411	return true;
412	}
413
414	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
415
416	void
417	rxvt_init ()
418	{
419	/*
420	* Save and then give up any super-user privileges
421	* If we need privileges in any area then we must specifically request it.
422	* We should only need to be root in these cases:
423	* 1. write utmp entries on some systems
424	* 2. chown tty on some systems
425	*/
426	rxvt_privileges (SAVE);
427	rxvt_privileges (IGNORE);
428
429	signal (SIGHUP, SIG_IGN);
430	signal (SIGPIPE, SIG_IGN);
431
432	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
433	/* signal (SIGURG, SIG_DFL); */
434
435	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
436	// TODO: handle this with exceptions and tolerate the memory loss
437	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
438	}
439
440	/* ------------------------------------------------------------------------- *
441	* SIGNAL HANDLING & EXIT HANDLER *
442	* ------------------------------------------------------------------------- */
443	/*
444	* Catch a SIGCHLD signal and exit if the direct child has died
445	*/
446
447	void
448	rxvt_term::sig_chld (sig_watcher &w)
449	{
450	// we are being called for every SIGCHLD, not just ours
451	int pid;
452
453	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
454	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
455	if (pid == (*t)->cmd_pid)
456	{
457	(*t)->destroy ();
458	break;
459	}
460	}	364	}
461		365
462	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
463	/*	367	/*
464	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
465	* TODO: if debugging, this should free up any known resources if we can	369	* TODO: if debugging, this should free up any known resources if we can
466	*/	370	*/
467	void	371	static XErrorHandler old_xerror_handler;
468	rxvt_destroy_all ()	372
		373	static void
		374	rxvt_emergency_cleanup ()
469	{	375	{
470	// TODO: rxvtd should clean up all ressources
471	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
472	(*t)->destroy ();	377	(*t)->emergency_cleanup ();
473	}	378	}
474		379
475	/*	380	#if !ENABLE_MINIMAL
476	* Catch a fatal signal and tidy up before quitting	381	static void
477	*/	382	print_x_error (Display *dpy, XErrorEvent *event)
478	void
479	rxvt_term::sig_term (sig_watcher &w)
480	{	383	{
481	#ifdef DEBUG_CMD	384	char buffer[BUFSIZ];
482	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	385	char mesg[BUFSIZ];
483	#endif	386	char number[32];
484	rxvt_destroy_all ();	387	const char mtype[] = "XlibMessage";
485	signal (w.signum, SIG_DFL);	388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
486	kill (getpid (), w.signum);	389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		391	rxvt_warn ("%s: %s\n", mesg, buffer);
		392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		394	sprintf(number, "%d", event->request_code);
		395	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		396	rxvt_warn ("(which is %s)\n", buffer);
		397	if (event->request_code >= 128) {
		398	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		399	mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		401	}
		402	if ((event->error_code == BadWindow) ||
		403	(event->error_code == BadPixmap) ||
		404	(event->error_code == BadCursor) ||
		405	(event->error_code == BadFont) ||
		406	(event->error_code == BadDrawable) ||
		407	(event->error_code == BadColor) ||
		408	(event->error_code == BadGC) ||
		409	(event->error_code == BadIDChoice) ||
		410	(event->error_code == BadValue) ||
		411	(event->error_code == BadAtom)) {
		412	if (event->error_code == BadValue)
		413	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		414	mesg, BUFSIZ);
		415	else if (event->error_code == BadAtom)
		416	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		417	mesg, BUFSIZ);
		418	else
		419	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		422	}
		423	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		424	mesg, BUFSIZ);
		425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
487	}	426	}
		427	#endif
488		428
489	/* INTPROTO */
490	int	429	int
491	rxvt_xerror_handler (Display *display, XErrorEvent *event)	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
492	{	431	{
493	if (GET_R->allowedxerror == -1)	432	if (GET_R->allowedxerror == -1)
494	GET_R->allowedxerror = event->error_code;	433	GET_R->allowedxerror = event->error_code;
495	else	434	else
496	{	435	{
		436	// GET_R is most likely not the terminal which caused the error,
		437	// so just output the error and continue
		438	#if ENABLE_MINIMAL
497	old_xerror_handler (display, event);	439	old_xerror_handler (display, event);
498	GET_R->destroy ();	440	#else
		441	print_x_error (display, event);
		442	#endif
499	}	443	}
500		444
501	return 0;	445	return 0;
502	}	446	}
503		447
504	/* ------------------------------------------------------------------------- *	448	int
505	* MEMORY ALLOCATION WRAPPERS *	449	rxvt_xioerror_handler (Display *display)
506	* ------------------------------------------------------------------------- */	450	{
		451	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		452	DisplayString (display));
		453	rxvt_emergency_cleanup ();
		454	_exit (EXIT_FAILURE);
		455	}
		456
		457	static struct sig_handlers
		458	{
		459	ev::sig sw_term, sw_int;
		460
		461	/*
		462	* Catch a fatal signal and tidy up before quitting
		463	*/
		464	void sig_term (ev::sig &w, int revents);
		465
		466	sig_handlers ()
		467	{
		468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		470	}
		471	} sig_handlers;
		472
507	void *	473	void
508	rxvt_malloc (size_t size)	474	sig_handlers::sig_term (ev::sig &w, int revents)
509	{	475	{
510	void *p = malloc (size);	476	rxvt_emergency_cleanup ();
511		477	w.stop ();
512	if (!p)	478	kill (getpid (), w.signum);
513	rxvt_fatal ("memory allocation failure. aborting.\n");
514
515	return p;
516	}	479	}
517		480
518	/* INTPROTO */	481	static void
519	void *	482	rxvt_get_ttymode (struct termios *tio)
520	rxvt_calloc (size_t number, size_t size)
521	{	483	{
522	void *p = calloc (number, size);	484	if (tcgetattr (STDIN_FILENO, tio) < 0)
		485	memset (tio, 0, sizeof (struct termios));
523		486
524	if (!p)	487	for (int i = 0; i < NCCS; i++)
525	rxvt_fatal ("memory allocation failure. aborting.\n");	488	tio->c_cc[i] = VDISABLE;
526		489
527	return p;	490	tio->c_cc[VINTR] = CINTR;
528	}	491	tio->c_cc[VQUIT] = CQUIT;
529		492	tio->c_cc[VERASE] = CERASE;
530	/* INTPROTO */	493	#ifdef VERASE2
531	void *	494	tio->c_cc[VERASE2] = CERASE2;
532	rxvt_realloc (void *ptr, size_t size)
533	{
534	void *p = realloc (ptr, size);
535
536	if (!p)
537	rxvt_fatal ("memory allocation failure. aborting.\n");
538
539	return p;
540	}
541
542	/* ------------------------------------------------------------------------- *
543	* PRIVILEGED OPERATIONS *
544	* ------------------------------------------------------------------------- */
545	/* take care of suid/sgid super-user (root) privileges */
546	void
547	rxvt_privileges (rxvt_privaction action)
548	{
549	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
550	static uid_t euid;
551	static gid_t egid;
552	#endif	495	#endif
553		496	tio->c_cc[VKILL] = CKILL;
554	#if ! defined(__CYGWIN32__)	497	tio->c_cc[VEOF] = CEOF;
555	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	498	tio->c_cc[VSTART] = CSTART;
556	/* setreuid () is the poor man's setuid (), seteuid () */	499	tio->c_cc[VSTOP] = CSTOP;
557	# define seteuid(a) setreuid(-1, (a))	500	tio->c_cc[VSUSP] = CSUSP;
558	# define setegid(a) setregid(-1, (a))	501	# ifdef VDSUSP
559	# define HAVE_SETEUID	502	tio->c_cc[VDSUSP] = CDSUSP;
560	# endif	503	# endif
561	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
562	switch (action)	505	tio->c_cc[VREPRINT] = CRPRNT;
563	{
564	case IGNORE:
565	/*
566	* change effective uid/gid - not real uid/gid - so we can switch
567	* back to root later, as required
568	*/
569	seteuid (getuid ());
570	setegid (getgid ());
571	break;
572	case SAVE:
573	euid = geteuid ();
574	egid = getegid ();
575	break;
576	case RESTORE:
577	seteuid (euid);
578	setegid (egid);
579	break;
580	}
581	# else
582	switch (action)
583	{
584	case IGNORE:
585	setuid (getuid ());
586	setgid (getgid ());
587	/* FALLTHROUGH */
588	case SAVE:
589	/* FALLTHROUGH */
590	case RESTORE:
591	break;
592	}
593	# endif	506	# endif
		507	# ifdef VDISCRD
		508	tio->c_cc[VDISCRD] = CFLUSH;
594	#endif	509	# endif
595	}	510	# ifdef VWERSE
596		511	tio->c_cc[VWERSE] = CWERASE;
597	#ifdef UTMP_SUPPORT
598	void
599	rxvt_term::privileged_utmp (rxvt_privaction action)
600	{
601	if ((options & Opt_utmpInhibit)
602	|| !pty.name || !*pty.name)
603	return;
604
605	rxvt_privileges (RESTORE);
606
607	if (action == SAVE)
608	makeutent (pty.name, rs[Rs_display_name]);
609	else
610	cleanutent ();
611
612	rxvt_privileges (IGNORE);
613	}
614	#endif	512	# endif
		513	# ifdef VLNEXT
		514	tio->c_cc[VLNEXT] = CLNEXT;
		515	# endif
		516	# ifdef VSTATUS
		517	tio->c_cc[VSTATUS] = CSTATUS;
		518	# endif
		519
		520	# if VMIN != VEOF
		521	tio->c_cc[VMIN] = 1;
		522	# endif
		523	# if VTIME != VEOL
		524	tio->c_cc[VTIME] = 0;
		525	# endif
		526
		527	/* input modes */
		528	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		529	# ifdef IMAXBEL
		530	| IMAXBEL
		531	# endif
		532	| IXON);
		533
		534	/* output modes */
		535	tio->c_oflag = (OPOST | ONLCR);
		536
		537	/* control modes */
		538	tio->c_cflag = (CS8 | CREAD);
		539
		540	/* local modes */
		541	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		542	# if defined (ECHOCTL) && defined (ECHOKE)
		543	| ECHOCTL | ECHOKE
		544	# endif
		545	| ECHOE | ECHOK);
		546	}
		547
		548	char **rxvt_environ; // startup environment
		549
		550	void
		551	rxvt_init ()
		552	{
		553	assert (("fontMask must not overlap other RS masks",
		554	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		555
		556	rxvt_get_ttymode (&rxvt_term::def_tio);
		557
		558	// get rid of stdin/stdout as we don't need them, to free resources
		559	dup2 (STDERR_FILENO, STDIN_FILENO);
		560	dup2 (STDERR_FILENO, STDOUT_FILENO);
		561
		562	if (!ev_default_loop ())
		563	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		564
		565	rxvt_environ = environ;
		566
		567	signal (SIGHUP, SIG_IGN);
		568	signal (SIGPIPE, SIG_IGN);
		569
		570	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		571	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		572
		573	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		574	// TODO: handle this with exceptions and tolerate the memory loss
		575	XSetIOErrorHandler (rxvt_xioerror_handler);
		576
		577	XrmInitialize ();
		578	}
615		579
616	/*----------------------------------------------------------------------*/	580	/*----------------------------------------------------------------------*/
617	/*	581	/*
618	* window size/position calculcations for XSizeHint and other storage.	582	* window size/position calculations for XSizeHint and other storage.
619	* if width/height are non-zero then override calculated width/height	583	* if width/height are non-zero then override calculated width/height
620	*/	584	*/
621	void	585	void
622	rxvt_term::window_calc (unsigned int width, unsigned int height)	586	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
623	{	587	{
624	short recalc_x, recalc_y;	588	short recalc_x, recalc_y;
625	int x, y, sb_w, mb_h, flags;	589	int x, y, flags;
626	unsigned int w, h;	590	unsigned int w, h;
627	unsigned int max_width, max_height;	591	unsigned int max_width, max_height;
628		592
629	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
630	TermWin.ncol, TermWin.nrow, szHint.width,
631	szHint.height));
632	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	593	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
633	szHint.win_gravity = NorthWestGravity;	594	szHint.win_gravity = NorthWestGravity;
634	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	595	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
635		596
636	recalc_x = recalc_y = 0;	597	recalc_x = recalc_y = 0;
637	flags = 0;	598	flags = 0;
		599
638	if (!parsed_geometry)	600	if (!parsed_geometry)
639	{	601	{
640	parsed_geometry = 1;	602	parsed_geometry = 1;
		603
641	if (rs[Rs_geometry])	604	if (rs[Rs_geometry])
642	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	605	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		606
643	if (flags & WidthValue)	607	if (flags & WidthValue)
644	{	608	{
645	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	609	if (!w)
		610	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		611
		612	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
646	szHint.flags |= USSize;	613	szHint.flags |= USSize;
647	}	614	}
		615
648	if (flags & HeightValue)	616	if (flags & HeightValue)
649	{	617	{
650	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	618	if (!h)
		619	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		620
		621	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
651	szHint.flags |= USSize;	622	szHint.flags |= USSize;
652	}	623	}
		624
653	if (flags & XValue)	625	if (flags & XValue)
654	{	626	{
655	szHint.x = x;	627	szHint.x = x;
656	szHint.flags |= USPosition;	628	szHint.flags |= USPosition;
		629
657	if (flags & XNegative)	630	if (flags & XNegative)
658	{	631	{
659	recalc_x = 1;	632	recalc_x = 1;
660	szHint.win_gravity = NorthEastGravity;	633	szHint.win_gravity = NorthEastGravity;
661	}	634	}
662	}	635	}
		636
663	if (flags & YValue)	637	if (flags & YValue)
664	{	638	{
665	szHint.y = y;	639	szHint.y = y;
666	szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
667	if (flags & YNegative)	642	if (flags & YNegative)
668	{	643	{
669	recalc_y = 1;	644	recalc_y = 1;
		645
670	if (szHint.win_gravity == NorthEastGravity)	646	if (szHint.win_gravity == NorthEastGravity)
671	szHint.win_gravity = SouthEastGravity;	647	szHint.win_gravity = SouthEastGravity;
672	else	648	else
673	szHint.win_gravity = SouthWestGravity;	649	szHint.win_gravity = SouthWestGravity;
674	}	650	}
675	}	651	}
676	}	652	}
677		653
678	/* TODO: BOUNDS */	654	/* TODO: BOUNDS */
679	TermWin.width = TermWin.ncol * TermWin.fwidth;	655	width = ncol * fwidth;
680	TermWin.height = TermWin.nrow * TermWin.fheight;	656	height = nrow * fheight;
681	max_width = MAX_COLS * TermWin.fwidth;	657	max_width = MAX_COLS * fwidth;
682	max_height = MAX_ROWS * TermWin.fheight;	658	max_height = MAX_ROWS * fheight;
683		659
684	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	660	szHint.base_width = szHint.base_height = 2 * int_bwidth;
685		661
686	sb_w = mb_h = 0;
687	window_vt_x = window_vt_y = TermWin.int_bwidth;	662	window_vt_x = window_vt_y = int_bwidth;
688		663
689	if (scrollbar_visible ())	664	if (scrollBar.state)
690	{	665	{
691	sb_w = scrollbar_TotalWidth ();	666	int sb_w = scrollBar.total_width ();
692	szHint.base_width += sb_w;	667	szHint.base_width += sb_w;
		668
693	if (!(options & Opt_scrollBar_right))	669	if (!option (Opt_scrollBar_right))
694	window_vt_x += sb_w;	670	window_vt_x += sb_w;
695	}	671	}
696		672
697	if (menubar_visible ())
698	{
699	mb_h = menuBar_TotalHeight ();
700	szHint.base_height += mb_h;
701	window_vt_y += mb_h;
702	}
703
704	szHint.width_inc = TermWin.fwidth;	673	szHint.width_inc = fwidth;
705	szHint.height_inc = TermWin.fheight;	674	szHint.height_inc = fheight;
706	szHint.min_width = szHint.base_width + szHint.width_inc;	675	szHint.min_width = szHint.base_width + szHint.width_inc;
707	szHint.min_height = szHint.base_height + szHint.height_inc;	676	szHint.min_height = szHint.base_height + szHint.height_inc;
708		677
709	if (width && width - szHint.base_width < max_width)	678	if (newwidth && newwidth - szHint.base_width < max_width)
710	{	679	{
711	szHint.width = width;	680	szHint.width = newwidth;
712	TermWin.width = width - szHint.base_width;	681	width = newwidth - szHint.base_width;
713	}	682	}
714	else	683	else
715	{	684	{
716	MIN_IT (TermWin.width, max_width);	685	min_it (width, max_width);
717	szHint.width = szHint.base_width + TermWin.width;	686	szHint.width = szHint.base_width + width;
718	}	687	}
719		688
720	if (height && height - szHint.base_height < max_height)	689	if (newheight && newheight - szHint.base_height < max_height)
721	{	690	{
722	szHint.height = height;	691	szHint.height = newheight;
723	TermWin.height = height - szHint.base_height;	692	height = newheight - szHint.base_height;
724	}	693	}
725	else	694	else
726	{	695	{
727	MIN_IT (TermWin.height, max_height);	696	min_it (height, max_height);
728	szHint.height = szHint.base_height + TermWin.height;	697	szHint.height = szHint.base_height + height;
729	}	698	}
730
731	if (scrollbar_visible () && (options & Opt_scrollBar_right))
732	window_sb_x = szHint.width - sb_w;
733		699
734	if (recalc_x)	700	if (recalc_x)
735	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	701	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
736	- szHint.width - 2 * TermWin.ext_bwidth);	702
737	if (recalc_y)	703	if (recalc_y)
738	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	704	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
739	- szHint.height - 2 * TermWin.ext_bwidth);
740		705
741	TermWin.ncol = TermWin.width / TermWin.fwidth;	706	ncol = width / fwidth;
742	TermWin.nrow = TermWin.height / TermWin.fheight;	707	nrow = height / fheight;
743	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	708
744	TermWin.ncol, TermWin.nrow, szHint.width,	709	// When the size of the vt window is not a multiple of the cell
745	szHint.height));	710	// size, i.e., when the wm does not honour our size hints, there are
746	return;	711	// extra areas not covered by the terminal screen. Such gaps, when a
		712	// bg pixmap is set, would have to be cleared manually to properly
		713	// refresh the background. We take the simpler route and shrink the
		714	// vt window so as to avoid creating gaps.
		715	width = ncol * fwidth;
		716	height = nrow * fheight;
747	}	717	}
748		718
749	/*----------------------------------------------------------------------*/	719	/*----------------------------------------------------------------------*/
750	/*	720	/*
751	* Tell the teletype handler what size the window is.	721	* Tell the teletype handler what size the window is.
752	* Called after a window size change.	722	* Called after a window size change.
753	*/	723	*/
754	void	724	void
755	rxvt_term::tt_winch ()	725	rxvt_term::tt_winch ()
756	{	726	{
757	if (pty.pty < 0)	727	if (pty->pty < 0)
758	return;	728	return;
759		729
760	struct winsize ws;	730	struct winsize ws;
761		731
762	ws.ws_col = TermWin.ncol;	732	ws.ws_col = ncol;
763	ws.ws_row = TermWin.nrow;	733	ws.ws_row = nrow;
764	ws.ws_xpixel = TermWin.width;	734	ws.ws_xpixel = width;
765	ws.ws_ypixel = TermWin.height;	735	ws.ws_ypixel = height;
766	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	736	ioctl (pty->pty, TIOCSWINSZ, &ws);
767		737
768	#if 0	738	#if 0
769	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	739	// TIOCSWINSZ is supposed to do this automatically and correctly
770	if (cmd_pid) /* force through to the command */	740	if (cmd_pid) /* force through to the command */
771	kill (cmd_pid, SIGWINCH);	741	kill (-cmd_pid, SIGWINCH);
772	#endif	742	#endif
773	}	743	}
774		744
775	/*----------------------------------------------------------------------*/	745	/*----------------------------------------------------------------------*/
776	/* set_fonts () - load and set the various fonts	746	/* load and set the various fonts */
777	/*
778	* init = 1 - initialize
779	*
780	* fontname == FONT_UP - switch to bigger font
781	* fontname == FONT_DN - switch to smaller font
782	*/
783	bool	747	bool
784	rxvt_term::set_fonts ()	748	rxvt_term::set_fonts ()
785	{	749	{
786	rxvt_fontset *fs = new rxvt_fontset (this);	750	rxvt_fontset *fs = new rxvt_fontset (this);
787	rxvt_fontprop prop;	751	rxvt_fontprop prop;
…		…
794	return false;	758	return false;
795	}	759	}
796		760
797	#if ENABLE_STYLES	761	#if ENABLE_STYLES
798	for (int i = RS_styleCount; --i; )	762	for (int i = RS_styleCount; --i; )
799	if (TermWin.fontset[i] != TermWin.fontset[0])	763	if (fontset[i] != fontset[0])
800	delete TermWin.fontset[i];	764	delete fontset[i];
801	#endif	765	#endif
802		766
803	delete TermWin.fontset[0];	767	delete fontset[0];
804	TermWin.fontset[0] = fs;	768	fontset[0] = fs;
805		769
806	prop = (*fs)[1]->properties ();	770	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
807	prop.height += TermWin.lineSpace;	771	prop.height += lineSpace;
		772	prop.width += letterSpace;
		773
808	fs->set_prop (prop);	774	fs->set_prop (prop, false);
809		775
810	TermWin.fwidth = prop.width;	776	fwidth = prop.width;
811	TermWin.fheight = prop.height;	777	fheight = prop.height;
812	TermWin.fweight = prop.weight;	778	fbase = prop.ascent;
813	TermWin.fslant = prop.slant;
814	TermWin.fbase = (*fs)[1]->ascent;
815		779
816	for (int style = 1; style < 4; style++)	780	for (int style = 1; style < 4; style++)
817	{	781	{
818	#if ENABLE_STYLES	782	#if ENABLE_STYLES
819	const char *res = rs[Rs_font + style];	783	const char *res = rs[Rs_font + style];
820		784
821	if (res && !*res)	785	if (res && !*res)
822	TermWin.fontset[style] = TermWin.fontset[0];	786	fontset[style] = fontset[0];
823	else	787	else
824	{	788	{
825	TermWin.fontset[style] = fs = new rxvt_fontset (this);	789	fontset[style] = fs = new rxvt_fontset (this);
826	rxvt_fontprop prop2 = prop;	790	rxvt_fontprop prop2 = prop;
827		791
828	if (res)	792	if (res)
829	prop2.weight = prop2.slant = rxvt_fontprop::unset;	793	{
		794	fs->populate (res);
		795	fs->set_prop (prop2, false);
		796	}
830	else	797	else
831	{	798	{
832	res = TermWin.fontset[0]->fontdesc;	799	fs->populate (fontset[0]->fontdesc);
833		800
834	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	801	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
835	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	802	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		803
		804	fs->set_prop (prop2, true);
836	}	805	}
837		806
838	fs->populate (res);
839	fs->set_prop (prop2);
840	}	807	}
841	#else	808	#else
842	TermWin.fontset[style] = TermWin.fontset[0];	809	fontset[style] = fontset[0];
843	#endif	810	#endif
844	}	811	}
845		812
846	if (TermWin.parent[0])	813	if (parent)
847	{	814	{
848	resize_all_windows (0, 0, 0);	815	resize_all_windows (0, 0, 0);
849	scr_remap_chars ();	816	scr_remap_chars ();
850	scr_touch (true);	817	scr_touch (true);
851	}	818	}
852		819
853	return true;	820	return true;
854	}	821	}
855		822
		823	void
856	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	824	rxvt_term::set_string_property (Atom prop, const char *str, int len)
857	{	825	{
858	// TODO: SMART_WINDOW_TITLE	826	XChangeProperty (dpy, parent,
859	XChangeProperty (display->display, TermWin.parent[0],
860	prop, XA_STRING, 8, PropModeReplace,	827	prop, XA_STRING, 8, PropModeReplace,
861	(const unsigned char *)str, len >= 0 ? len : strlen (str));	828	(const unsigned char *)str, len >= 0 ? len : strlen (str));
862	}	829	}
863		830
		831	void
		832	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		833	{
		834	XTextProperty ct;
		835
		836	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		837	{
		838	XSetTextProperty (dpy, parent, &ct, prop);
		839	XFree (ct.value);
		840	}
		841	}
		842
		843	void
864	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	844	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
865	{	845	{
866	// TODO: SMART_WINDOW_TITLE
867	wchar_t *ws = rxvt_mbstowcs (str, len);	846	wchar_t *ws = rxvt_mbstowcs (str, len);
868	char *s = rxvt_wcstoutf8 (ws);	847	char *s = rxvt_wcstoutf8 (ws);
869		848
870	XChangeProperty (display->display, TermWin.parent[0],	849	XChangeProperty (dpy, parent,
871	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
872	(const unsigned char *)s, strlen (s));	851	(const unsigned char *)s, strlen (s));
873		852
874	free (s);	853	free (s);
875	free (ws);	854	free (ws);
…		…
879	/*----------------------------------------------------------------------*/	858	/*----------------------------------------------------------------------*/
880	/* xterm sequences - title, iconName, color (exptl) */	859	/* xterm sequences - title, iconName, color (exptl) */
881	void	860	void
882	rxvt_term::set_title (const char *str)	861	rxvt_term::set_title (const char *str)
883	{	862	{
884	set_string_property (XA_WM_NAME, str);	863	set_mbstring_property (XA_WM_NAME, str);
885	#if ENABLE_FRILLS	864	#if ENABLE_EWMH
886	set_utf8_property (xa[XA_NET_WM_NAME], str);	865	set_utf8_property (xa[XA_NET_WM_NAME], str);
887	#endif	866	#endif
888	}	867	}
889		868
890	void	869	void
891	rxvt_term::set_icon_name (const char *str)	870	rxvt_term::set_icon_name (const char *str)
892	{	871	{
893	set_string_property (XA_WM_ICON_NAME, str);	872	set_mbstring_property (XA_WM_ICON_NAME, str);
894	#if ENABLE_FRILLS	873	#if ENABLE_EWMH
895	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
896	#endif	875	#endif
897	}	876	}
898		877
		878	void
		879	rxvt_term::set_window_color (int idx, const char *color)
		880	{
899	#ifdef XTERM_COLOR_CHANGE	881	#ifdef XTERM_COLOR_CHANGE
900	void
901	rxvt_term::set_window_color (int idx, const char *color)
902	{
903	rxvt_color xcol;	882	rxvt_color xcol;
904	int i;
905		883
906	if (color == NULL || *color == '\0')	884	if (color == NULL || *color == '\0')
907	return;	885	return;
908		886
		887	color = strdup (color);
		888	allocated.push_back ((void *)color);
		889	rs[Rs_color + idx] = color;
		890
909	/* handle color aliases */	891	/* handle color aliases */
910	if (isdigit (*color))	892	if (isdigit (*color))
911	{	893	{
912	i = atoi (color);	894	int i = atoi (color);
		895
913	if (i >= 8 && i <= 15)	896	if (i >= 8 && i <= 15)
		897	{
914	{ /* bright colors */	898	/* bright colors */
915	i -= 8;
916	# ifndef NO_BRIGHTCOLOR
917	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	899	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
918	SET_PIXCOLOR (idx);
919	goto Done;	900	goto done;
920	# endif
921
922	}	901	}
		902
923	if (i >= 0 && i <= 7)	903	if (i >= 0 && i <= 7)
		904	{
924	{ /* normal colors */	905	/* normal colors */
925	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	906	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
926	SET_PIXCOLOR (idx);
927	goto Done;	907	goto done;
928	}	908	}
929	}	909	}
930		910
931	if (!rXParseAllocColor (& xcol, color))	911	set_color (xcol, color);
932	return;
933
934	/* XStoreColor (display->display, display->cmap, XColor*); */
935		912
936	/*	913	/*
937	* FIXME: should free colors here, but no idea how to do it so instead,	914	* FIXME: should free colors here, but no idea how to do it so instead,
938	* so just keep gobbling up the colormap	915	* so just keep gobbling up the colormap
939	*/	916	*/
940	# if 0
941	for (i = Color_Black; i <= Color_White; i++)
942	if (pix_colors[idx] == pix_colors[i])
943	break;
944	if (i > Color_White)
945	{
946	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
947	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
948	DisplayPlanes (display->display, display->screen));
949	}
950	# endif
951		917
952	pix_colors_focused[idx] = xcol;	918	pix_colors_focused[idx] = xcol;
953	SET_PIXCOLOR (idx);
954		919
955	/* XSetWindowAttributes attr; */
956	/* Cursor cursor; */
957	Done:	920	done:
958	#ifdef OFF_FOCUS_FADING
959	if (rs[Rs_fade])
960	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
961	#endif
962
963	/*TODO: handle Color_BD, scrollbar background, etc. */	921	/*TODO: handle Color_BD, scrollbar background, etc. */
964		922
		923	update_fade_color (idx);
965	recolour_cursor ();	924	recolour_cursor ();
966	scr_recolour ();	925	scr_recolour ();
		926	#endif /* XTERM_COLOR_CHANGE */
967	}	927	}
968
969	#else
970	# define set_window_color (idx,color) ((void)0)
971	#endif /* XTERM_COLOR_CHANGE */
972		928
973	void	929	void
974	rxvt_term::recolour_cursor ()	930	rxvt_term::recolour_cursor ()
975	{	931	{
976	XColor xcol[2];	932	XColor fg, bg;
977		933
978	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	934	(ISSET_PIXCOLOR (Color_pointer_fg)
979	? pix_colors_focused[Color_pointer_fg]	935	? pix_colors_focused[Color_pointer_fg]
980	: pix_colors_focused[Color_fg];	936	: pix_colors_focused[Color_fg]).get (fg);
		937
981	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	938	(ISSET_PIXCOLOR (Color_pointer_bg)
982	? pix_colors_focused[Color_pointer_bg]	939	? pix_colors_focused[Color_pointer_bg]
983	: pix_colors_focused[Color_bg];	940	: pix_colors_focused[Color_bg]).get (bg);
984		941
985	XQueryColors (display->display, display->cmap, xcol, 2);	942	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
986	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
987	}	943	}
988		944
989	/*----------------------------------------------------------------------*/	945	/*----------------------------------------------------------------------*/
990	/*	946	/*
991	* find if fg/bg matches any of the normal (low-intensity) colors	947	* find if fg/bg matches any of the normal (low-intensity) colors
992	*/	948	*/
993	void	949	char *
994	rxvt_term::set_colorfgbg ()	950	rxvt_term::get_colorfgbg ()
995	{	951	{
996	unsigned int i;	952	unsigned int i;
997	const char *xpmb = "\0";	953	const char *xpmb = "";
998	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	954	char fstr[] = "default";
		955	char bstr[] = "default";
		956	char *env_colorfgbg;
999		957
1000	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1001	strcpy (fstr, "default");
1002	strcpy (bstr, "default");
1003	for (i = Color_Black; i <= Color_White; i++)	958	for (i = Color_Black; i <= Color_White; i++)
1004	if (pix_colors[Color_fg] == pix_colors[i])	959	if (pix_colors[Color_fg] == pix_colors[i])
1005	{	960	{
1006	sprintf (fstr, "%d", (i - Color_Black));	961	sprintf (fstr, "%d", i - Color_Black);
1007	break;	962	break;
1008	}	963	}
1009		964
1010	for (i = Color_Black; i <= Color_White; i++)	965	for (i = Color_Black; i <= Color_White; i++)
1011	if (pix_colors[Color_bg] == pix_colors[i])	966	if (pix_colors[Color_bg] == pix_colors[i])
1012	{	967	{
1013	sprintf (bstr, "%d", (i - Color_Black));	968	sprintf (bstr, "%d", i - Color_Black);
1014	#ifdef XPM_BACKGROUND	969	#ifdef BG_IMAGE_FROM_FILE
1015	xpmb = "default;";	970	xpmb = "default;";
1016	#endif	971	#endif
1017	break;	972	break;
1018	}	973	}
1019		974
		975	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1020	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	976	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		977	return env_colorfgbg;
1021	}	978	}
1022		979
1023	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
1024		981
1025	int	982	bool
1026	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	983	rxvt_term::set_color (rxvt_color &color, const char *name)
1027	{	984	{
1028	if (!screen_in_out->set (display, colour))	985	if (color.set (this, name))
1029	{
1030	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1031	return false;
1032	}
1033
1034	return true;	986	return true;
		987
		988	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		989	return false;
		990	}
		991
		992	void
		993	rxvt_term::alias_color (int dst, int src)
		994	{
		995	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1035	}	996	}
1036		997
1037	/* -------------------------------------------------------------------- *	998	/* -------------------------------------------------------------------- *
1038	* - WINDOW RESIZING - *	999	* - WINDOW RESIZING - *
1039	* -------------------------------------------------------------------- */	1000	* -------------------------------------------------------------------- */
1040	void	1001	void
1041	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1002	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1042	{	1003	{
1043	int fix_screen;	1004	int fix_screen;
		1005	int old_width = szHint.width;
		1006	int old_height = szHint.height;
1044		1007
1045	#ifdef SMART_RESIZE
1046	int old_width = szHint.width, old_height = szHint.height;
1047	#endif
1048
1049	window_calc (width, height);	1008	window_calc (newwidth, newheight);
		1009
		1010	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1011
		1012	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1013	if (set_hint)
		1014	{
		1015	szHint.flags &= ~(PBaseSize | PResizeInc);
1050	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1016	XSetWMNormalHints (dpy, parent, &szHint);
		1017	szHint.flags |= PBaseSize | PResizeInc;
		1018	}
1051		1019
1052	if (!ignoreparent)	1020	if (!ignoreparent)
1053	{	1021	{
1054	#ifdef SMART_RESIZE	1022	#ifdef SMART_RESIZE
1055	/*	1023	/*
…		…
1059	int x, y, x1, y1;	1027	int x, y, x1, y1;
1060	int dx, dy;	1028	int dx, dy;
1061	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1029	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1062	Window unused_cr;	1030	Window unused_cr;
1063		1031
1064	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1032	XTranslateCoordinates (dpy, parent, display->root,
1065	0, 0, &x, &y, &unused_cr);	1033	0, 0, &x, &y, &unused_cr);
1066	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1034	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1067	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1035	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1068	/*	1036	/*
1069	* if display->root isn't the parent window, a WM will probably have offset	1037	* if display->root isn't the parent window, a WM will probably have offset
1070	* our position for handles and decorations. Counter it	1038	* our position for handles and decorations. Counter it
1071	*/	1039	*/
…		…
1073	{	1041	{
1074	x -= x1;	1042	x -= x1;
1075	y -= y1;	1043	y -= y1;
1076	}	1044	}
1077		1045
1078	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1046	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1079	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1047	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1080	dx = old_width - szHint.width;	1048	dx = old_width - szHint.width;
1081	dy = old_height - szHint.height;	1049	dy = old_height - szHint.height;
1082		1050
1083	/* Check position of the center of the window */	1051	/* Check position of the center of the window */
1084	if (x < x1) /* left half */	1052	if (x < x1) /* left half */
1085	dx = 0;	1053	dx = 0;
…		…
1088	if (y < y1) /* top half */	1056	if (y < y1) /* top half */
1089	dy = 0;	1057	dy = 0;
1090	else if (y == y1) /* exact center */	1058	else if (y == y1) /* exact center */
1091	dy /= 2;	1059	dy /= 2;
1092		1060
1093	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1061	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1094	szHint.width, szHint.height);	1062	szHint.width, szHint.height);
1095	#else	1063	#else
1096	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1064	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1097	#endif	1065	#endif
1098	}	1066	}
1099		1067
		1068	if (set_hint)
		1069	XSetWMNormalHints (dpy, parent, &szHint);
		1070
1100	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1071	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1101		1072
1102	if (fix_screen || width != old_width || height != old_height)	1073	if (fix_screen || newwidth != old_width || newheight != old_height)
1103	{	1074	{
1104	if (scrollbar_visible ())	1075	if (scrollBar.state)
1105	{	1076	scrollBar.resize ();
1106	XMoveResizeWindow (display->display, scrollBar.win,
1107	window_sb_x, 0,
1108	scrollbar_TotalWidth (), szHint.height);
1109	resize_scrollbar ();
1110	}
1111		1077
1112	if (menubar_visible ())
1113	XMoveResizeWindow (display->display, menuBar.win,
1114	window_vt_x, 0,
1115	TermWin_TotalWidth (), menuBar_TotalHeight ());
1116
1117	XMoveResizeWindow (display->display, TermWin.vt,	1078	XMoveResizeWindow (dpy, vt,
1118	window_vt_x, window_vt_y,	1079	window_vt_x, window_vt_y,
1119	TermWin_TotalWidth (), TermWin_TotalHeight ());	1080	width, height);
1120	scr_clear ();	1081
1121	#ifdef XPM_BACKGROUND	1082	#ifdef HAVE_BG_PIXMAP
1122	resize_pixmap ();	1083	if (bg_window_size_sensitive ())
		1084	update_background ();
1123	#endif	1085	#endif
1124	}	1086	}
1125		1087
1126	if (fix_screen || old_height == 0)	1088	if (fix_screen || old_height == 0)
1127	{
1128	int curr_screen = -1;
1129	int old_ncol = prev_ncol;
1130
1131	/* scr_reset only works on the primary screen */
1132	if (old_height) /* this is not the first time through */
1133	{
1134	unsigned int ncol = TermWin.ncol;
1135	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1136	curr_screen = scr_change_screen (PRIMARY);
1137	TermWin.ncol = ncol;
1138	}
1139
1140	scr_reset ();	1089	scr_reset ();
1141
1142	if (curr_screen >= 0) /* this is not the first time through */
1143	{
1144	scr_change_screen (curr_screen);
1145	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1146	}
1147	}
1148
1149	old_width = szHint.width;
1150	old_height = szHint.height;
1151		1090
1152	#ifdef USE_XIM	1091	#ifdef USE_XIM
1153	IMSetStatusPosition ();	1092	im_set_position ();
1154	#endif	1093	#endif
1155	}	1094	}
1156		1095
1157	/*	1096	/*
1158	* Set the width/height of the vt window in characters. Units are pixels.	1097	* Set the width/height of the vt window in characters. Units are pixels.
1159	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
1160	*/	1099	*/
1161	void	1100	void
1162	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1163	{	1102	{
1164	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
1165		1104
1166	if (width == 0 || height == 0)	1105	if (newwidth == 0 || newheight == 0)
1167	{	1106	{
1168	XGetWindowAttributes (display->display, display->root, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
1169	if (width == 0)	1109	if (newwidth == 0)
1170	width = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
1171	if (height == 0)	1111	if (newheight == 0)
1172	height = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
1173	}
1174
1175	if (width != TermWin.width || height != TermWin.height)
1176	{	1113	}
		1114
		1115	if (newwidth != width || newheight != height)
		1116	{
1177	width += szHint.base_width;	1117	newwidth += szHint.base_width;
1178	height += szHint.base_height;	1118	newheight += szHint.base_height;
1179	resize_all_windows (width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
1180	}	1120	}
1181	}	1121	}
1182		1122
1183	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
1184	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
…		…
1186	#ifdef USE_XIM	1126	#ifdef USE_XIM
1187		1127
1188	void	1128	void
1189	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1129	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1190	{	1130	{
1191	fg = pix_colors[Color_fg];	1131	fg = pix_colors [Color_fg];
1192	bg = pix_colors[Color_bg];	1132	bg = pix_colors [Color_bg];
1193	}	1133	}
1194		1134
1195	void	1135	void
1196	rxvt_term::im_set_size (XRectangle &size)	1136	rxvt_term::im_set_size (XRectangle &size)
1197	{	1137	{
1198	// the int_bwidth terms make no sense to me	1138	// the int_bwidth terms make no sense to me
1199	size.x = TermWin.int_bwidth;	1139	size.x = int_bwidth;
1200	size.y = TermWin.int_bwidth;	1140	size.y = int_bwidth;
1201	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1141	size.width = Width2Pixel (ncol) + int_bwidth;
1202	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1142	size.height = Height2Pixel (nrow) + int_bwidth;
1203	}	1143	}
1204		1144
1205	void	1145	void
1206	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1146	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1207	XRectangle &status_rect,	1147	XRectangle &status_rect,
1208	const XRectangle &needed_rect)	1148	const XRectangle &needed_rect)
1209	{	1149	{
1210	preedit_rect.x = needed_rect.width;	1150	preedit_rect.x = needed_rect.width;
1211	preedit_rect.y = 0;	1151	preedit_rect.y = 0;
1212	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1152	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1213	preedit_rect.height = TermWin.fheight;	1153	preedit_rect.height = fheight;
1214		1154
1215	status_rect.x = 0;	1155	status_rect.x = 0;
1216	status_rect.y = 0;	1156	status_rect.y = 0;
1217	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1157	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1218	status_rect.height = TermWin.fheight;	1158	status_rect.height = fheight;
1219	}	1159	}
1220		1160
1221	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1222	bool	1162	bool
1223	rxvt_term::IMisRunning ()	1163	rxvt_term::im_is_running ()
1224	{	1164	{
1225	char *p;
1226	Atom atom;	1165	Atom atom;
1227	Window win;	1166	Window win;
1228	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1229		1168
1230	/* get current locale modifier */	1169	/* get current locale modifier */
1231	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1170	if (char *p = XSetLocaleModifiers (0))
1232	{	1171	{
1233	strcpy (server, "@server=");	1172	strcpy (server, "@server=");
1234	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1235		1174
1236	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1237	*p = '\0';	1176	*p = '\0';
1238		1177
1239	atom = XInternAtom (display->display, server, False);	1178	atom = XInternAtom (dpy, server, False);
1240	win = XGetSelectionOwner (display->display, atom);	1179	win = XGetSelectionOwner (dpy, atom);
1241		1180
1242	if (win != None)	1181	if (win != None)
1243	return True;	1182	return true;
1244	}	1183	}
1245		1184
1246	return False;	1185	return false;
1247	}	1186	}
1248		1187
1249	void	1188	void
1250	rxvt_term::IMSendSpot ()	1189	rxvt_term::im_send_spot ()
1251	{	1190	{
1252	XPoint nspot;	1191	XPoint nspot;
1253	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1254		1193
1255	if (!Input_Context	1194	if (!Input_Context
1256	|| !TermWin.focus	1195	|| !focus
1257	|| !(input_style & XIMPreeditPosition))	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1258	return;	1197	return;
1259		1198
1260	im_set_position (nspot);	1199	im_set_position (nspot);
1261		1200
1262	if (nspot.x == spot.x && nspot.y == spot.y)	1201	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1281	input_method = 0;	1220	input_method = 0;
1282	}	1221	}
1283		1222
1284	Input_Context = 0;	1223	Input_Context = 0;
1285	}	1224	}
		1225
		1226	#ifdef ENABLE_XIM_ONTHESPOT
		1227
		1228	static void
		1229	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1230	{
		1231	((rxvt_term *)client_data)->make_current ();
		1232	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1233	}
		1234
		1235	static void
		1236	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1237	{
		1238	((rxvt_term *)client_data)->make_current ();
		1239	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1240	}
		1241
		1242	static void
		1243	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1244	{
		1245	rxvt_term *term = (rxvt_term *)client_data;
		1246	XIMText *text = call_data->text;
		1247
		1248	term->make_current ();
		1249
		1250	if (text)
		1251	{
		1252	wchar_t *str;
		1253
		1254	if (!text->encoding_is_wchar && text->string.multi_byte)
		1255	{
		1256	// of course, X makes it ugly again
		1257	if (term->rs[Rs_imLocale])
		1258	SET_LOCALE (term->rs[Rs_imLocale]);
		1259
		1260	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1261	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1262
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->locale);
		1265	}
		1266	else
		1267	str = text->string.wide_char;
		1268
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		1272	DT_INT, call_data->chg_length,
		1273	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1274	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1275	DT_END));
		1276	}
		1277	else
		1278	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1279	DT_INT, call_data->caret,
		1280	DT_INT, call_data->chg_first,
		1281	DT_INT, call_data->chg_length,
		1282	DT_END));
		1283	}
		1284
		1285	#if 0
		1286	static void
		1287	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1288	{
		1289	((rxvt_term *)client_data)->make_current ();
		1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1291	DT_INT, call_data->position,
		1292	DT_INT, call_data->direction,
		1293	DT_INT, call_data->style,
		1294	DT_END));
		1295	}
		1296	#endif
		1297
		1298	#endif
1286		1299
1287	/*	1300	/*
1288	* Try to open a XIM with the current modifiers, then see if we can	1301	* Try to open a XIM with the current modifiers, then see if we can
1289	* open a suitable preedit type	1302	* open a suitable preedit type
1290	*/	1303	*/
1291	bool	1304	bool
1292	rxvt_term::IM_get_IC (const char *modifiers)	1305	rxvt_term::im_get_ic (const char *modifiers)
1293	{	1306	{
1294	int i, j, found;	1307	int i, j, found;
1295	XIM xim;	1308	XIM xim;
1296	XPoint spot;	1309	XPoint spot;
1297	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1298	unsigned long fg, bg;	1311	unsigned long fg, bg;
1299	const char *p;	1312	const char *p;
1300	char **s;	1313	char **s;
1301	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1302		1315
		1316	set_environ (envv);
		1317
1303	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1318	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1304	return false;	1319	return false;
1305		1320
1306	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1307	input_method = display->get_xim (locale, modifiers);	1321	input_method = display->get_xim (locale, modifiers);
1308	if (input_method == NULL)	1322	if (input_method == NULL)
1309	return false;	1323	return false;
1310		1324
1311	xim = input_method->xim;	1325	xim = input_method->xim;
…		…
1326	p = pet[pi];	1340	p = pet[pi];
1327		1341
1328	if (!p)	1342	if (!p)
1329	continue;	1343	continue;
1330		1344
1331	s = rxvt_splitcommastring (p);	1345	s = rxvt_strsplit (',', p);
1332		1346
1333	for (i = found = 0; !found && s[i]; i++)	1347	for (i = found = 0; !found && s[i]; i++)
1334	{	1348	{
1335	if (!strcmp (s[i], "OverTheSpot"))	1349	if (!strcmp (s[i], "OverTheSpot"))
1336	input_style = (XIMPreeditPosition | XIMStatusNothing);	1350	input_style = XIMPreeditPosition | XIMStatusNothing;
1337	else if (!strcmp (s[i], "OffTheSpot"))	1351	else if (!strcmp (s[i], "OffTheSpot"))
1338	input_style = (XIMPreeditArea | XIMStatusArea);	1352	input_style = XIMPreeditArea | XIMStatusArea;
1339	else if (!strcmp (s[i], "Root"))	1353	else if (!strcmp (s[i], "Root"))
1340	input_style = (XIMPreeditNothing | XIMStatusNothing);	1354	input_style = XIMPreeditNothing | XIMStatusNothing;
1341	else if (!strcmp (s[i], "None"))	1355	else if (!strcmp (s[i], "None"))
1342	input_style = (XIMPreeditNone | XIMStatusNone);	1356	input_style = XIMPreeditNone | XIMStatusNone;
		1357	#ifdef ENABLE_XIM_ONTHESPOT
		1358	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1359	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1360	#endif
		1361	else
		1362	input_style = XIMPreeditNothing | XIMStatusNothing;
1343		1363
1344	for (j = 0; j < xim_styles->count_styles; j++)	1364	for (j = 0; j < xim_styles->count_styles; j++)
1345	if (input_style == xim_styles->supported_styles[j])	1365	if (input_style == xim_styles->supported_styles[j])
1346	{	1366	{
1347	rxvt_freecommastring (s);	1367	rxvt_free_strsplit (s);
1348		1368
1349	found = 1;	1369	found = 1;
1350	goto foundpet;	1370	goto foundpet;
1351	}	1371	}
1352		1372
1353	}	1373	}
1354		1374
1355	rxvt_freecommastring (s);	1375	rxvt_free_strsplit (s);
1356	}	1376	}
1357		1377
1358	foundpet:	1378	foundpet:
1359		1379
1360	XFree (xim_styles);	1380	XFree (xim_styles);
…		…
1381	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1382	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1383	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1384	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1385	"*",	1405	"*",
1386	TermWin.fheight,	1406	fheight,
1387	TermWin.fheight + 1, TermWin.fheight - 1,	1407	fheight + 1, fheight - 1,
1388	TermWin.fheight - 2, TermWin.fheight + 2);	1408	fheight - 2, fheight + 2);
1389		1409
1390	fs = XCreateFontSet (display->display, pat,	1410	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1391	&missing_charset_list, &missing_charset_count, &def_string);	1411	&missing_charset_list, &missing_charset_count, &def_string);
1392		1412
1393	if (missing_charset_list)	1413	if (missing_charset_list)
1394	XFreeStringList (missing_charset_list);	1414	XFreeStringList (missing_charset_list);
1395		1415
…		…
1436	XNBackground, bg,	1456	XNBackground, bg,
1437	XNArea, &status_rect,	1457	XNArea, &status_rect,
1438	XNFontSet, fs,	1458	XNFontSet, fs,
1439	NULL);	1459	NULL);
1440	}	1460	}
		1461	#if ENABLE_XIM_ONTHESPOT
		1462	else if (input_style & XIMPreeditCallbacks)
		1463	{
		1464	XIMCallback xcb[4];
		1465
		1466	im_set_position (spot);
		1467
		1468	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1469	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1470	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1471	# if 0
		1472	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1473	# endif
		1474
		1475	preedit_attr = XVaCreateNestedList (0,
		1476	XNSpotLocation, &spot,
		1477	XNPreeditStartCallback, &xcb[0],
		1478	XNPreeditDoneCallback , &xcb[1],
		1479	XNPreeditDrawCallback , &xcb[2],
		1480	# if 0
		1481	XNPreeditCaretCallback, &xcb[3],
		1482	# endif
		1483	NULL);
		1484	}
		1485	#endif
1441		1486
1442	Input_Context = XCreateIC (xim,	1487	Input_Context = XCreateIC (xim,
1443	XNInputStyle, input_style,	1488	XNInputStyle, input_style,
1444	XNClientWindow, TermWin.vt,	1489	XNClientWindow, vt,
1445	XNFocusWindow, TermWin.parent[0],	1490	XNFocusWindow, parent,
1446	preedit_attr ? XNPreeditAttributes : NULL,	1491	preedit_attr ? XNPreeditAttributes : NULL,
1447	preedit_attr,	1492	preedit_attr,
1448	status_attr ? XNStatusAttributes : NULL,	1493	status_attr ? XNStatusAttributes : NULL,
1449	status_attr, NULL);	1494	status_attr, NULL);
1450		1495
1451	if (preedit_attr) XFree (preedit_attr);	1496	if (preedit_attr) XFree (preedit_attr);
1452	if (status_attr) XFree (status_attr);	1497	if (status_attr) XFree (status_attr);
1453	if (fs) XFreeFontSet (display->display, fs);	1498	if (fs) XFreeFontSet (dpy, fs);
1454		1499
1455	if (Input_Context == NULL)	1500	if (Input_Context == NULL)
1456	{	1501	{
1457	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1502	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1458	im_destroy ();	1503	im_destroy ();
1459	return false;	1504	return false;
1460	}	1505	}
1461		1506
1462	if (input_style & XIMPreeditArea)	1507	#if 0
1463	IMSetStatusPosition ();	1508	// unfortunately, only the focus window is used by XIM, hard to fix
		1509	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1510	vt_select_input ();
		1511	#endif
1464		1512
1465	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1513	im_set_position ();
		1514
1466	return true;	1515	return true;
1467	}	1516	}
1468		1517
1469	void	1518	void
1470	rxvt_term::im_cb ()	1519	rxvt_term::im_cb ()
1471	{	1520	{
1472	int i, found, had_im;	1521	int i;
1473	const char *p;	1522	const char *p;
1474	char **s;	1523	char **s;
1475	char buf[IMBUFSIZ];	1524	char buf[IMBUFSIZ];
1476		1525
		1526	make_current ();
		1527
1477	im_destroy ();	1528	im_destroy ();
1478		1529
1479	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1480	if (Input_Context)	1530	if (Input_Context)
1481	return;	1531	return;
1482		1532
1483	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1533	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1484	if (rs[Rs_imLocale])	1534	if (rs[Rs_imLocale])
…		…
1488	p = rs[Rs_inputMethod];	1538	p = rs[Rs_inputMethod];
1489	if (p && *p)	1539	if (p && *p)
1490	{	1540	{
1491	bool found = false;	1541	bool found = false;
1492		1542
1493	s = rxvt_splitcommastring (p);	1543	s = rxvt_strsplit (',', p);
1494		1544
1495	for (i = 0; s[i]; i++)	1545	for (i = 0; s[i]; i++)
1496	{	1546	{
1497	if (*s[i])	1547	if (*s[i])
1498	{	1548	{
1499	strcpy (buf, "@im=");	1549	strcpy (buf, "@im=");
1500	strncat (buf, s[i], IMBUFSIZ - 5);	1550	strncat (buf, s[i], IMBUFSIZ - 5);
1501	if (IM_get_IC (buf))	1551	if (im_get_ic (buf))
1502	{	1552	{
1503	found = true;	1553	found = true;
1504	break;	1554	break;
1505	}	1555	}
1506	}	1556	}
1507	}	1557	}
1508		1558
1509	rxvt_freecommastring (s);	1559	rxvt_free_strsplit (s);
1510		1560
1511	if (found)	1561	if (found)
1512	goto done;	1562	goto done;
1513	}	1563	}
1514		1564
1515	/* try with XMODIFIERS env. var. */	1565	/* try with XMODIFIERS env. var. */
1516	if (IM_get_IC (""))	1566	if (im_get_ic (""))
1517	goto done;	1567	goto done;
1518		1568
1519	/* try with no modifiers base IF the user didn't specify an IM */	1569	/* try with no modifiers base IF the user didn't specify an IM */
1520	if (IM_get_IC ("@im=none"))	1570	if (im_get_ic ("@im=none"))
1521	goto done;	1571	goto done;
1522		1572
1523	done:	1573	done:
1524	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1525	if (rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1526	SET_LOCALE (locale);	1576	SET_LOCALE (locale);
1527	#endif	1577	#endif
1528	}	1578	}
1529		1579
1530	void	1580	void
1531	rxvt_term::IMSetStatusPosition ()	1581	rxvt_term::im_set_position ()
1532	{	1582	{
1533	XRectangle preedit_rect, status_rect, *needed_rect;	1583	XRectangle preedit_rect, status_rect, *needed_rect;
1534	XVaNestedList preedit_attr, status_attr;	1584	XVaNestedList preedit_attr, status_attr;
1535		1585
1536	if (!Input_Context	1586	if (!Input_Context
1537	|| !TermWin.focus	1587	|| !focus
1538	|| !(input_style & XIMPreeditArea)	1588	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1539	|| !IMisRunning ())	1589	|| !im_is_running ())
1540	return;	1590	return;
1541		1591
		1592	if (input_style & XIMPreeditPosition)
		1593	{
		1594	im_set_size (preedit_rect);
		1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1596
		1597	XSetICValues (Input_Context,
		1598	XNPreeditAttributes, preedit_attr, NULL);
		1599	}
		1600	else
		1601	{
1542	/* Getting the necessary width of preedit area */	1602	/* Getting the necessary width of preedit area */
1543	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1603	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1544	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1604	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1545	XFree (status_attr);	1605	XFree (status_attr);
1546		1606
1547	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1607	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1548	XFree (needed_rect);	1608	XFree (needed_rect);
1549		1609
1550	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1610	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1551	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1611	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1552		1612
1553	XSetICValues (Input_Context,	1613	XSetICValues (Input_Context,
1554	XNPreeditAttributes, preedit_attr,	1614	XNPreeditAttributes, preedit_attr,
1555	XNStatusAttributes, status_attr, NULL);	1615	XNStatusAttributes, status_attr,
		1616	NULL);
1556		1617
		1618	XFree (status_attr);
		1619	}
		1620
1557	XFree (preedit_attr);	1621	XFree (preedit_attr);
1558	XFree (status_attr);
1559	}	1622	}
1560	#endif /* USE_XIM */	1623	#endif /* USE_XIM */
1561		1624
1562	/*----------------------------------------------------------------------*/	1625	void
1563	rxvt_t rxvt_current_term;	1626	rxvt_term::get_window_origin (int &x, int &y)
		1627	{
		1628	Window cr;
		1629	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1630	}
		1631
		1632	Pixmap
		1633	rxvt_term::get_pixmap_property (Atom property)
		1634	{
		1635	Pixmap pixmap = None;
		1636
		1637	int aformat;
		1638	unsigned long nitems, bytes_after;
		1639	Atom atype;
		1640	unsigned char *prop;
		1641	int result = XGetWindowProperty (dpy, display->root, property,
		1642	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1643	&nitems, &bytes_after, &prop);
		1644	if (result == Success)
		1645	{
		1646	if (atype == XA_PIXMAP)
		1647	pixmap = *(Pixmap *)prop;
		1648	XFree (prop);
		1649	}
		1650
		1651	return pixmap;
		1652	}
		1653
		1654	#ifdef HAVE_BG_PIXMAP
		1655
		1656	void
		1657	rxvt_term::update_background ()
		1658	{
		1659	if (update_background_ev.is_active ())
		1660	return;
		1661
		1662	bg_invalidate ();
		1663
		1664	if (!mapped)
		1665	return;
		1666
		1667	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1668
		1669	if (to_wait <= 0.)
		1670	bg_render ();
		1671	else
		1672	update_background_ev.start (to_wait);
		1673	}
		1674
		1675	void
		1676	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1677	{
		1678	make_current ();
		1679
		1680	update_background_ev.stop ();
		1681	bg_render ();
		1682	refresh_check ();
		1683	}
		1684
		1685	#endif /* HAVE_BG_PIXMAP */
1564		1686
1565	/*----------------------- end-of-file (C source) -----------------------*/	1687	/*----------------------- end-of-file (C source) -----------------------*/

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