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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 1.362 by sf-exg, Tue Dec 6 11:29:52 2011 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <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	}
184		202
185	rxvt_term::~rxvt_term ()	203	// this->envv = 0;
186	{	204	}
187	termlist.erase (find (termlist.begin (), termlist.end(), this));
188		205
		206	// clean up the most important stuff, do *not* call x or free mem etc.
		207	// for use before an emergency exit
		208	void
		209	rxvt_term::emergency_cleanup ()
		210	{
189	if (cmd_pid)	211	if (cmd_pid)
190	kill (-cmd_pid, SIGHUP);	212	kill (-cmd_pid, SIGHUP);
191		213
192	pty.put ();	214	pty_ev.stop ();
		215	delete pty; pty = 0;
		216	}
193		217
194	#ifdef UTMP_SUPPORT	218	rxvt_term::~rxvt_term ()
195	privileged_utmp (RESTORE);	219	{
196	#endif	220	termlist.erase (find (termlist.begin (), termlist.end(), this));
		221
		222	emergency_cleanup ();
197		223
198	#if ENABLE_STYLES	224	#if ENABLE_STYLES
199	for (int i = RS_styleCount; --i; )	225	for (int i = RS_styleCount; --i; )
200	if (TermWin.fontset[i] != TermWin.fontset[0])	226	if (fontset[i] != fontset[0])
201	delete TermWin.fontset[i];	227	delete fontset[i];
202	#endif	228	#endif
203	delete TermWin.fontset[0];	229	delete fontset[0];
		230
		231	#ifdef HAVE_BG_PIXMAP
		232	bg_destroy ();
		233	#endif
204		234
205	if (display)	235	if (display)
206	{	236	{
207	selection_clear ();	237	selection_clear ();
		238	selection_clear (true);
208		239
209	#ifdef USE_XIM	240	#ifdef USE_XIM
210	im_destroy ();	241	im_destroy ();
211	#endif	242	#endif
212	#ifdef MENUBAR	243	scrollBar.destroy ();
213	if (menubarGC) XFreeGC (display->display, menubarGC);	244	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		245
241	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
242	delete menuBar.drawable;	246	delete drawable;
243	//if (menuBar.win)
244	// XDestroyWindow (display->display, menuBar.win);
245	#endif
246	delete TermWin.drawable;
247	// destroy all windows	247	// destroy all windows
248	if (TermWin.parent[0])	248	if (parent)
249	XDestroyWindow (display->display, TermWin.parent[0]);	249	XDestroyWindow (dpy, parent);
250	}
251		250
252	// TODO: free pixcolours, colours should become part of rxvt_display	251	for (int i = 0; i < TOTAL_COLORS; i++)
253		252	if (ISSET_PIXCOLOR (i))
254	delete pix_colors_focused;	253	{
		254	pix_colors_focused [i].free (this);
255	#ifdef OFF_FOCUS_FADING	255	#if OFF_FOCUS_FADING
256	delete pix_colors_unfocused;	256	pix_colors_unfocused [i].free (this);
257	#endif	257	#endif
		258	}
258		259
		260	clear ();
		261
		262	display->flush (); /* ideally .put should do this */
259	displays.put (display);	263	displays.put (display);
		264	}
260		265
261	scr_release ();	266	scr_release ();
262		267
263	/* clear all resources */	268	/* clear all resources */
264	for (int i = 0; i < allocated.size (); i++)	269	for (int i = 0; i < allocated.size (); i++)
265	free (allocated[i]);	270	free (allocated [i]);
266		271
267	free (selection.text);	272	free (selection.text);
		273	free (selection.clip_text);
268	// TODO: manage env vars in child only(!)	274	// TODO: manage env vars in child only(!)
269	free (env_windowid);
270	free (env_display);	275	free (env_display);
271	free (env_term);	276	free (env_term);
272	free (env_colorfgbg);
273	free (locale);	277	free (locale);
274	free (v_buffer);	278	free (v_buffer);
275	free (incr_buf);	279
		280	delete selection_req;
276		281
277	delete envv;	282	delete envv;
278	delete argv;	283	delete argv;
279		284
280	#ifdef KEYSYM_RESOURCE	285	#ifdef KEYSYM_RESOURCE
281	delete keyboard;	286	delete keyboard;
282	#endif	287	#endif
		288	#ifndef NO_RESOURCES
		289	XrmDestroyDatabase (option_db);
		290	#endif
		291	}
		292
		293	// child has exited, usually destroys
		294	void
		295	rxvt_term::child_cb (ev::child &w, int status)
		296	{
		297	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		298
		299	cmd_pid = 0;
		300
		301	if (!option (Opt_hold))
		302	destroy ();
283	}	303	}
284		304
285	void	305	void
286	rxvt_term::destroy ()	306	rxvt_term::destroy ()
287	{	307	{
288	if (destroy_ev.active)	308	if (destroy_ev.is_active ())
289	return;	309	return;
		310
		311	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
290		312
291	#if ENABLE_OVERLAY	313	#if ENABLE_OVERLAY
292	scr_overlay_off ();	314	scr_overlay_off ();
293	#endif	315	#endif
294		316
295	if (display)	317	if (display)
296	{	318	{
297	#if USE_XIM	319	#if USE_XIM
298	im_ev.stop (display);	320	im_ev.stop (display);
299	#endif	321	#endif
300	#if HAVE_SCROLLBARS
301	scrollbar_ev.stop (display);	322	scrollbar_ev.stop (display);
302	#endif	323	#if ENABLE_TRANSPARENCY || ENABLE_PERL
303	#if MENUBAR
304	menubar_ev.stop (display);
305	#endif
306	#if TRANSPARENT
307	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
308	#endif	325	#endif
309	incr_ev.stop ();
310	termwin_ev.stop (display);	326	termwin_ev.stop (display);
311	vt_ev.stop (display);	327	vt_ev.stop (display);
312	}	328	}
313		329
314	check_ev.stop ();	330	flush_ev.stop ();
315	pty_ev.stop ();	331	pty_ev.stop ();
316	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
317	cursor_blink_ev.stop ();	333	cursor_blink_ev.stop ();
318	#endif	334	#endif
319	#ifdef TEXT_BLINK	335	#ifdef TEXT_BLINK
…		…
327	#endif	343	#endif
328	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
329	pointer_ev.stop ();	345	pointer_ev.stop ();
330	#endif	346	#endif
331		347
332	destroy_ev.start (0);	348	destroy_ev.start ();
333	}	349	}
334		350
335	void	351	void
336	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (ev::idle &w, int revents)
337	{	353	{
338	SET_R (this);	354	make_current ();
339		355
340	delete this;	356	delete this;
341	}	357	}
342		358
343	/*----------------------------------------------------------------------*/	359	void
344	/* rxvt_init () */	360	rxvt_term::set_option (uint8_t opt, bool set)
345	bool
346	rxvt_term::init (int argc, const char *const *argv)
347	{	361	{
348	SET_R (this);	362	if (!opt)
349
350	set_locale ("");
351
352	if (!init_vars ())
353	return false;	363	return;
354		364
355	init_secondary ();	365	uint8_t mask = 1 << (opt & 7);
		366	uint8_t &val = options [opt >> 3];
356		367
357	const char **cmd_argv = init_resources (argc, argv);	368	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	}	369	}
461		370
462	/*----------------------------------------------------------------------*/	371	/*----------------------------------------------------------------------*/
463	/*	372	/*
464	* Exit gracefully, clearing the utmp entry and restoring tty attributes	373	* Exit gracefully, clearing the utmp entry and restoring tty attributes
465	* TODO: if debugging, this should free up any known resources if we can	374	* TODO: if debugging, this should free up any known resources if we can
466	*/	375	*/
467	void	376	static XErrorHandler old_xerror_handler;
468	rxvt_destroy_all ()	377
		378	static void
		379	rxvt_emergency_cleanup ()
469	{	380	{
470	// TODO: rxvtd should clean up all ressources
471	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	381	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
472	(*t)->destroy ();	382	(*t)->emergency_cleanup ();
473	}	383	}
474		384
475	/*	385	#if !ENABLE_MINIMAL
476	* Catch a fatal signal and tidy up before quitting	386	static void
477	*/	387	print_x_error (Display *dpy, XErrorEvent *event)
478	void
479	rxvt_term::sig_term (sig_watcher &w)
480	{	388	{
481	#ifdef DEBUG_CMD	389	char buffer[BUFSIZ];
482	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	390	char mesg[BUFSIZ];
483	#endif	391	char number[32];
484	rxvt_destroy_all ();	392	const char mtype[] = "XlibMessage";
485	signal (w.signum, SIG_DFL);	393	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
486	kill (getpid (), w.signum);	394	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		395	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		396	rxvt_warn ("%s: %s\n", mesg, buffer);
		397	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		399	sprintf(number, "%d", event->request_code);
		400	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		401	rxvt_warn ("(which is %s)\n", buffer);
		402	if (event->request_code >= 128) {
		403	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		404	mesg, BUFSIZ);
		405	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		406	}
		407	if ((event->error_code == BadWindow) ||
		408	(event->error_code == BadPixmap) ||
		409	(event->error_code == BadCursor) ||
		410	(event->error_code == BadFont) ||
		411	(event->error_code == BadDrawable) ||
		412	(event->error_code == BadColor) ||
		413	(event->error_code == BadGC) ||
		414	(event->error_code == BadIDChoice) ||
		415	(event->error_code == BadValue) ||
		416	(event->error_code == BadAtom)) {
		417	if (event->error_code == BadValue)
		418	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		419	mesg, BUFSIZ);
		420	else if (event->error_code == BadAtom)
		421	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		422	mesg, BUFSIZ);
		423	else
		424	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		425	mesg, BUFSIZ);
		426	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		427	}
		428	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		429	mesg, BUFSIZ);
		430	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
487	}	431	}
		432	#endif
488		433
489	/* INTPROTO */
490	int	434	int
491	rxvt_xerror_handler (Display *display, XErrorEvent *event)	435	rxvt_xerror_handler (Display *display, XErrorEvent *event)
492	{	436	{
493	if (GET_R->allowedxerror == -1)	437	if (GET_R->allowedxerror == -1)
494	GET_R->allowedxerror = event->error_code;	438	GET_R->allowedxerror = event->error_code;
495	else	439	else
496	{	440	{
		441	// GET_R is most likely not the terminal which caused the error,
		442	// so just output the error and continue
		443	#if ENABLE_MINIMAL
497	old_xerror_handler (display, event);	444	old_xerror_handler (display, event);
498	GET_R->destroy ();	445	#else
		446	print_x_error (display, event);
		447	#endif
499	}	448	}
500		449
501	return 0;	450	return 0;
502	}	451	}
503		452
504	/* ------------------------------------------------------------------------- *	453	int
505	* MEMORY ALLOCATION WRAPPERS *	454	rxvt_xioerror_handler (Display *display)
506	* ------------------------------------------------------------------------- */	455	{
		456	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		457	DisplayString (display));
		458	rxvt_emergency_cleanup ();
		459	_exit (EXIT_FAILURE);
		460	}
		461
		462	static struct sig_handlers
		463	{
		464	ev::sig sw_term, sw_int;
		465
		466	/*
		467	* Catch a fatal signal and tidy up before quitting
		468	*/
		469	void sig_term (ev::sig &w, int revents);
		470
		471	sig_handlers ()
		472	{
		473	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		474	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		475	}
		476	} sig_handlers;
		477
507	void *	478	void
508	rxvt_malloc (size_t size)	479	sig_handlers::sig_term (ev::sig &w, int revents)
509	{	480	{
510	void *p = malloc (size);	481	rxvt_emergency_cleanup ();
511		482	w.stop ();
512	if (!p)	483	kill (getpid (), w.signum);
513	rxvt_fatal ("memory allocation failure. aborting.\n");
514
515	return p;
516	}	484	}
517		485
518	/* INTPROTO */	486	static void
519	void *	487	rxvt_get_ttymode (struct termios *tio)
520	rxvt_calloc (size_t number, size_t size)
521	{	488	{
522	void *p = calloc (number, size);	489	if (tcgetattr (STDIN_FILENO, tio) < 0)
		490	memset (tio, 0, sizeof (struct termios));
523		491
524	if (!p)	492	for (int i = 0; i < NCCS; i++)
525	rxvt_fatal ("memory allocation failure. aborting.\n");	493	tio->c_cc[i] = VDISABLE;
526		494
527	return p;	495	tio->c_cc[VINTR] = CINTR;
528	}	496	tio->c_cc[VQUIT] = CQUIT;
529		497	tio->c_cc[VERASE] = CERASE;
530	/* INTPROTO */	498	#ifdef VERASE2
531	void *	499	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	500	#endif
553		501	tio->c_cc[VKILL] = CKILL;
554	#if ! defined(__CYGWIN32__)	502	tio->c_cc[VEOF] = CEOF;
555	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	503	tio->c_cc[VSTART] = CSTART;
556	/* setreuid () is the poor man's setuid (), seteuid () */	504	tio->c_cc[VSTOP] = CSTOP;
557	# define seteuid(a) setreuid(-1, (a))	505	tio->c_cc[VSUSP] = CSUSP;
558	# define setegid(a) setregid(-1, (a))	506	# ifdef VDSUSP
559	# define HAVE_SETEUID	507	tio->c_cc[VDSUSP] = CDSUSP;
560	# endif	508	# endif
561	# ifdef HAVE_SETEUID	509	# ifdef VREPRINT
562	switch (action)	510	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	511	# endif
		512	# ifdef VDISCRD
		513	tio->c_cc[VDISCRD] = CFLUSH;
594	#endif	514	# endif
595	}	515	# ifdef VWERSE
596		516	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	517	# endif
		518	# ifdef VLNEXT
		519	tio->c_cc[VLNEXT] = CLNEXT;
		520	# endif
		521	# ifdef VSTATUS
		522	tio->c_cc[VSTATUS] = CSTATUS;
		523	# endif
		524
		525	# if VMIN != VEOF
		526	tio->c_cc[VMIN] = 1;
		527	# endif
		528	# if VTIME != VEOL
		529	tio->c_cc[VTIME] = 0;
		530	# endif
		531
		532	/* input modes */
		533	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		534	# ifdef IMAXBEL
		535	| IMAXBEL
		536	# endif
		537	| IXON);
		538
		539	/* output modes */
		540	tio->c_oflag = (OPOST | ONLCR);
		541
		542	/* control modes */
		543	tio->c_cflag = (CS8 | CREAD);
		544
		545	/* local modes */
		546	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		547	# if defined (ECHOCTL) && defined (ECHOKE)
		548	| ECHOCTL | ECHOKE
		549	# endif
		550	| ECHOE | ECHOK);
		551	}
		552
		553	char **rxvt_environ; // startup environment
		554
		555	void
		556	rxvt_init ()
		557	{
		558	assert (("fontMask must not overlap other RS masks",
		559	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		560
		561	rxvt_get_ttymode (&rxvt_term::def_tio);
		562
		563	// get rid of stdin/stdout as we don't need them, to free resources
		564	dup2 (STDERR_FILENO, STDIN_FILENO);
		565	dup2 (STDERR_FILENO, STDOUT_FILENO);
		566
		567	if (!ev_default_loop ())
		568	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		569
		570	rxvt_environ = environ;
		571
		572	signal (SIGHUP, SIG_IGN);
		573	signal (SIGPIPE, SIG_IGN);
		574
		575	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		576	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		577
		578	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		579	// TODO: handle this with exceptions and tolerate the memory loss
		580	XSetIOErrorHandler (rxvt_xioerror_handler);
		581
		582	XrmInitialize ();
		583	}
615		584
616	/*----------------------------------------------------------------------*/	585	/*----------------------------------------------------------------------*/
617	/*	586	/*
618	* window size/position calculcations for XSizeHint and other storage.	587	* window size/position calculations for XSizeHint and other storage.
619	* if width/height are non-zero then override calculated width/height	588	* if width/height are non-zero then override calculated width/height
620	*/	589	*/
621	void	590	void
622	rxvt_term::window_calc (unsigned int width, unsigned int height)	591	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
623	{	592	{
624	short recalc_x, recalc_y;	593	short recalc_x, recalc_y;
625	int x, y, sb_w, mb_h, flags;	594	int x, y, flags;
626	unsigned int w, h;	595	unsigned int w, h;
627	unsigned int max_width, max_height;	596	unsigned int max_width, max_height;
628		597
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;	598	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
633	szHint.win_gravity = NorthWestGravity;	599	szHint.win_gravity = NorthWestGravity;
634	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	600	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
635		601
636	recalc_x = recalc_y = 0;	602	recalc_x = recalc_y = 0;
637	flags = 0;	603	flags = 0;
		604
638	if (!parsed_geometry)	605	if (!parsed_geometry)
639	{	606	{
640	parsed_geometry = 1;	607	parsed_geometry = 1;
		608
641	if (rs[Rs_geometry])	609	if (rs[Rs_geometry])
642	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	610	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		611
643	if (flags & WidthValue)	612	if (flags & WidthValue)
644	{	613	{
645	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	614	if (!w)
		615	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		616
		617	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
646	szHint.flags |= USSize;	618	szHint.flags |= USSize;
647	}	619	}
		620
648	if (flags & HeightValue)	621	if (flags & HeightValue)
649	{	622	{
650	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	623	if (!h)
		624	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		625
		626	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
651	szHint.flags |= USSize;	627	szHint.flags |= USSize;
652	}	628	}
		629
653	if (flags & XValue)	630	if (flags & XValue)
654	{	631	{
655	szHint.x = x;	632	szHint.x = x;
656	szHint.flags |= USPosition;	633	szHint.flags |= USPosition;
		634
657	if (flags & XNegative)	635	if (flags & XNegative)
658	{	636	{
659	recalc_x = 1;	637	recalc_x = 1;
660	szHint.win_gravity = NorthEastGravity;	638	szHint.win_gravity = NorthEastGravity;
661	}	639	}
662	}	640	}
		641
663	if (flags & YValue)	642	if (flags & YValue)
664	{	643	{
665	szHint.y = y;	644	szHint.y = y;
666	szHint.flags |= USPosition;	645	szHint.flags |= USPosition;
		646
667	if (flags & YNegative)	647	if (flags & YNegative)
668	{	648	{
669	recalc_y = 1;	649	recalc_y = 1;
		650
670	if (szHint.win_gravity == NorthEastGravity)	651	if (szHint.win_gravity == NorthEastGravity)
671	szHint.win_gravity = SouthEastGravity;	652	szHint.win_gravity = SouthEastGravity;
672	else	653	else
673	szHint.win_gravity = SouthWestGravity;	654	szHint.win_gravity = SouthWestGravity;
674	}	655	}
675	}	656	}
676	}	657	}
677		658
678	/* TODO: BOUNDS */	659	/* TODO: BOUNDS */
679	TermWin.width = TermWin.ncol * TermWin.fwidth;	660	width = ncol * fwidth;
680	TermWin.height = TermWin.nrow * TermWin.fheight;	661	height = nrow * fheight;
681	max_width = MAX_COLS * TermWin.fwidth;	662	max_width = MAX_COLS * fwidth;
682	max_height = MAX_ROWS * TermWin.fheight;	663	max_height = MAX_ROWS * fheight;
683		664
684	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	665	szHint.base_width = szHint.base_height = 2 * int_bwidth;
685		666
686	sb_w = mb_h = 0;
687	window_vt_x = window_vt_y = TermWin.int_bwidth;	667	window_vt_x = window_vt_y = int_bwidth;
688		668
689	if (scrollbar_visible ())	669	if (scrollBar.state)
690	{	670	{
691	sb_w = scrollbar_TotalWidth ();	671	int sb_w = scrollBar.total_width ();
692	szHint.base_width += sb_w;	672	szHint.base_width += sb_w;
		673
693	if (!(options & Opt_scrollBar_right))	674	if (!option (Opt_scrollBar_right))
694	window_vt_x += sb_w;	675	window_vt_x += sb_w;
695	}	676	}
696		677
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;	678	szHint.width_inc = fwidth;
705	szHint.height_inc = TermWin.fheight;	679	szHint.height_inc = fheight;
706	szHint.min_width = szHint.base_width + szHint.width_inc;	680	szHint.min_width = szHint.base_width + szHint.width_inc;
707	szHint.min_height = szHint.base_height + szHint.height_inc;	681	szHint.min_height = szHint.base_height + szHint.height_inc;
708		682
709	if (width && width - szHint.base_width < max_width)	683	if (newwidth && newwidth - szHint.base_width < max_width)
710	{	684	{
711	szHint.width = width;	685	szHint.width = newwidth;
712	TermWin.width = width - szHint.base_width;	686	width = newwidth - szHint.base_width;
713	}	687	}
714	else	688	else
715	{	689	{
716	MIN_IT (TermWin.width, max_width);	690	min_it (width, max_width);
717	szHint.width = szHint.base_width + TermWin.width;	691	szHint.width = szHint.base_width + width;
718	}	692	}
719		693
720	if (height && height - szHint.base_height < max_height)	694	if (newheight && newheight - szHint.base_height < max_height)
721	{	695	{
722	szHint.height = height;	696	szHint.height = newheight;
723	TermWin.height = height - szHint.base_height;	697	height = newheight - szHint.base_height;
724	}	698	}
725	else	699	else
726	{	700	{
727	MIN_IT (TermWin.height, max_height);	701	min_it (height, max_height);
728	szHint.height = szHint.base_height + TermWin.height;	702	szHint.height = szHint.base_height + height;
729	}	703	}
730
731	if (scrollbar_visible () && (options & Opt_scrollBar_right))
732	window_sb_x = szHint.width - sb_w;
733		704
734	if (recalc_x)	705	if (recalc_x)
735	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	706	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
736	- szHint.width - 2 * TermWin.ext_bwidth);	707
737	if (recalc_y)	708	if (recalc_y)
738	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	709	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
739	- szHint.height - 2 * TermWin.ext_bwidth);
740		710
741	TermWin.ncol = TermWin.width / TermWin.fwidth;	711	ncol = width / fwidth;
742	TermWin.nrow = TermWin.height / TermWin.fheight;	712	nrow = height / fheight;
743	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	713
744	TermWin.ncol, TermWin.nrow, szHint.width,	714	// When the size of the vt window is not a multiple of the cell
745	szHint.height));	715	// size, i.e., when the wm does not honour our size hints, there are
746	return;	716	// extra areas not covered by the terminal screen. Such gaps, when a
		717	// bg pixmap is set, would have to be cleared manually to properly
		718	// refresh the background. We take the simpler route and shrink the
		719	// vt window so as to avoid creating gaps.
		720	width = ncol * fwidth;
		721	height = nrow * fheight;
747	}	722	}
748		723
749	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
750	/*	725	/*
751	* Tell the teletype handler what size the window is.	726	* Tell the teletype handler what size the window is.
752	* Called after a window size change.	727	* Called after a window size change.
753	*/	728	*/
754	void	729	void
755	rxvt_term::tt_winch ()	730	rxvt_term::tt_winch ()
756	{	731	{
757	if (pty.pty < 0)	732	if (pty->pty < 0)
758	return;	733	return;
759		734
760	struct winsize ws;	735	struct winsize ws;
761		736
762	ws.ws_col = TermWin.ncol;	737	ws.ws_col = ncol;
763	ws.ws_row = TermWin.nrow;	738	ws.ws_row = nrow;
764	ws.ws_xpixel = TermWin.width;	739	ws.ws_xpixel = width;
765	ws.ws_ypixel = TermWin.height;	740	ws.ws_ypixel = height;
766	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	741	ioctl (pty->pty, TIOCSWINSZ, &ws);
767		742
768	#if 0	743	#if 0
769	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	744	// TIOCSWINSZ is supposed to do this automatically and correctly
770	if (cmd_pid) /* force through to the command */	745	if (cmd_pid) /* force through to the command */
771	kill (cmd_pid, SIGWINCH);	746	kill (-cmd_pid, SIGWINCH);
772	#endif	747	#endif
773	}	748	}
774		749
775	/*----------------------------------------------------------------------*/	750	/*----------------------------------------------------------------------*/
776	/* set_fonts () - load and set the various fonts	751	/* 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	752	bool
784	rxvt_term::set_fonts ()	753	rxvt_term::set_fonts ()
785	{	754	{
786	rxvt_fontset *fs = new rxvt_fontset (this);	755	rxvt_fontset *fs = new rxvt_fontset (this);
787	rxvt_fontprop prop;	756	rxvt_fontprop prop;
…		…
794	return false;	763	return false;
795	}	764	}
796		765
797	#if ENABLE_STYLES	766	#if ENABLE_STYLES
798	for (int i = RS_styleCount; --i; )	767	for (int i = RS_styleCount; --i; )
799	if (TermWin.fontset[i] != TermWin.fontset[0])	768	if (fontset[i] != fontset[0])
800	delete TermWin.fontset[i];	769	delete fontset[i];
801	#endif	770	#endif
802		771
803	delete TermWin.fontset[0];	772	delete fontset[0];
804	TermWin.fontset[0] = fs;	773	fontset[0] = fs;
805		774
806	prop = (*fs)[1]->properties ();	775	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
807	prop.height += TermWin.lineSpace;	776	prop.height += lineSpace;
		777	prop.width += letterSpace;
		778
808	fs->set_prop (prop);	779	fs->set_prop (prop, false);
809		780
810	TermWin.fwidth = prop.width;	781	fwidth = prop.width;
811	TermWin.fheight = prop.height;	782	fheight = prop.height;
812	TermWin.fweight = prop.weight;	783	fbase = prop.ascent;
813	TermWin.fslant = prop.slant;
814	TermWin.fbase = (*fs)[1]->ascent;
815		784
816	for (int style = 1; style < 4; style++)	785	for (int style = 1; style < 4; style++)
817	{	786	{
818	#if ENABLE_STYLES	787	#if ENABLE_STYLES
819	const char *res = rs[Rs_font + style];	788	const char *res = rs[Rs_font + style];
820		789
821	if (res && !*res)	790	if (res && !*res)
822	TermWin.fontset[style] = TermWin.fontset[0];	791	fontset[style] = fontset[0];
823	else	792	else
824	{	793	{
825	TermWin.fontset[style] = fs = new rxvt_fontset (this);	794	fontset[style] = fs = new rxvt_fontset (this);
826	rxvt_fontprop prop2 = prop;	795	rxvt_fontprop prop2 = prop;
827		796
828	if (res)	797	if (res)
829	prop2.weight = prop2.slant = rxvt_fontprop::unset;	798	{
		799	fs->populate (res);
		800	fs->set_prop (prop2, false);
		801	}
830	else	802	else
831	{	803	{
832	res = TermWin.fontset[0]->fontdesc;	804	fs->populate (fontset[0]->fontdesc);
833		805
834	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	806	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;	807	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		808
		809	fs->set_prop (prop2, true);
836	}	810	}
837		811
838	fs->populate (res);
839	fs->set_prop (prop2);
840	}	812	}
841	#else	813	#else
842	TermWin.fontset[style] = TermWin.fontset[0];	814	fontset[style] = fontset[0];
843	#endif	815	#endif
844	}	816	}
845		817
846	if (TermWin.parent[0])	818	if (parent)
847	{	819	{
848	resize_all_windows (0, 0, 0);	820	resize_all_windows (0, 0, 0);
849	scr_remap_chars ();	821	scr_remap_chars ();
850	scr_touch (true);	822	scr_touch (true);
851	}	823	}
852		824
853	return true;	825	return true;
854	}	826	}
855		827
		828	void
856	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	829	rxvt_term::set_string_property (Atom prop, const char *str, int len)
857	{	830	{
858	// TODO: SMART_WINDOW_TITLE	831	XChangeProperty (dpy, parent,
859	XChangeProperty (display->display, TermWin.parent[0],
860	prop, XA_STRING, 8, PropModeReplace,	832	prop, XA_STRING, 8, PropModeReplace,
861	(const unsigned char *)str, len >= 0 ? len : strlen (str));	833	(const unsigned char *)str, len >= 0 ? len : strlen (str));
862	}	834	}
863		835
		836	void
		837	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		838	{
		839	XTextProperty ct;
		840
		841	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		842	{
		843	XSetTextProperty (dpy, parent, &ct, prop);
		844	XFree (ct.value);
		845	}
		846	}
		847
		848	void
864	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	849	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
865	{	850	{
866	// TODO: SMART_WINDOW_TITLE
867	wchar_t *ws = rxvt_mbstowcs (str, len);	851	wchar_t *ws = rxvt_mbstowcs (str, len);
868	char *s = rxvt_wcstoutf8 (ws);	852	char *s = rxvt_wcstoutf8 (ws);
869		853
870	XChangeProperty (display->display, TermWin.parent[0],	854	XChangeProperty (dpy, parent,
871	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	855	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
872	(const unsigned char *)s, strlen (s));	856	(const unsigned char *)s, strlen (s));
873		857
874	free (s);	858	free (s);
875	free (ws);	859	free (ws);
…		…
879	/*----------------------------------------------------------------------*/	863	/*----------------------------------------------------------------------*/
880	/* xterm sequences - title, iconName, color (exptl) */	864	/* xterm sequences - title, iconName, color (exptl) */
881	void	865	void
882	rxvt_term::set_title (const char *str)	866	rxvt_term::set_title (const char *str)
883	{	867	{
884	set_string_property (XA_WM_NAME, str);	868	set_mbstring_property (XA_WM_NAME, str);
885	#if ENABLE_FRILLS	869	#if ENABLE_EWMH
886	set_utf8_property (xa[XA_NET_WM_NAME], str);	870	set_utf8_property (xa[XA_NET_WM_NAME], str);
887	#endif	871	#endif
888	}	872	}
889		873
890	void	874	void
891	rxvt_term::set_icon_name (const char *str)	875	rxvt_term::set_icon_name (const char *str)
892	{	876	{
893	set_string_property (XA_WM_ICON_NAME, str);	877	set_mbstring_property (XA_WM_ICON_NAME, str);
894	#if ENABLE_FRILLS	878	#if ENABLE_EWMH
895	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	879	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
896	#endif	880	#endif
897	}	881	}
898		882
		883	void
		884	rxvt_term::set_window_color (int idx, const char *color)
		885	{
899	#ifdef XTERM_COLOR_CHANGE	886	#ifdef XTERM_COLOR_CHANGE
900	void
901	rxvt_term::set_window_color (int idx, const char *color)
902	{
903	rxvt_color xcol;	887	rxvt_color xcol;
904	int i;
905		888
906	if (color == NULL || *color == '\0')	889	if (color == NULL || *color == '\0')
907	return;	890	return;
908		891
		892	color = strdup (color);
		893	allocated.push_back ((void *)color);
		894	rs[Rs_color + idx] = color;
		895
909	/* handle color aliases */	896	/* handle color aliases */
910	if (isdigit (*color))	897	if (isdigit (*color))
911	{	898	{
912	i = atoi (color);	899	int i = atoi (color);
		900
913	if (i >= 8 && i <= 15)	901	if (i >= 8 && i <= 15)
		902	{
914	{ /* bright colors */	903	/* bright colors */
915	i -= 8;
916	# ifndef NO_BRIGHTCOLOR
917	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
918	SET_PIXCOLOR (idx);
919	goto Done;	905	goto done;
920	# endif
921
922	}	906	}
		907
923	if (i >= 0 && i <= 7)	908	if (i >= 0 && i <= 7)
		909	{
924	{ /* normal colors */	910	/* normal colors */
925	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	911	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
926	SET_PIXCOLOR (idx);
927	goto Done;	912	goto done;
928	}	913	}
929	}	914	}
930		915
931	if (!rXParseAllocColor (& xcol, color))	916	set_color (xcol, color);
932	return;
933
934	/* XStoreColor (display->display, display->cmap, XColor*); */
935		917
936	/*	918	/*
937	* FIXME: should free colors here, but no idea how to do it so instead,	919	* FIXME: should free colors here, but no idea how to do it so instead,
938	* so just keep gobbling up the colormap	920	* so just keep gobbling up the colormap
939	*/	921	*/
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		922
952	pix_colors_focused[idx] = xcol;	923	pix_colors_focused[idx] = xcol;
953	SET_PIXCOLOR (idx);
954		924
955	/* XSetWindowAttributes attr; */
956	/* Cursor cursor; */
957	Done:	925	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. */	926	/*TODO: handle Color_BD, scrollbar background, etc. */
964		927
		928	update_fade_color (idx);
965	recolour_cursor ();	929	recolour_cursor ();
966	scr_recolour ();	930	scr_recolour ();
		931	#endif /* XTERM_COLOR_CHANGE */
967	}	932	}
968
969	#else
970	# define set_window_color (idx,color) ((void)0)
971	#endif /* XTERM_COLOR_CHANGE */
972		933
973	void	934	void
974	rxvt_term::recolour_cursor ()	935	rxvt_term::recolour_cursor ()
975	{	936	{
976	XColor xcol[2];	937	XColor fg, bg;
977		938
978	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	939	(ISSET_PIXCOLOR (Color_pointer_fg)
979	? pix_colors_focused[Color_pointer_fg]	940	? pix_colors_focused[Color_pointer_fg]
980	: pix_colors_focused[Color_fg];	941	: pix_colors_focused[Color_fg]).get (fg);
		942
981	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	943	(ISSET_PIXCOLOR (Color_pointer_bg)
982	? pix_colors_focused[Color_pointer_bg]	944	? pix_colors_focused[Color_pointer_bg]
983	: pix_colors_focused[Color_bg];	945	: pix_colors_focused[Color_bg]).get (bg);
984		946
985	XQueryColors (display->display, display->cmap, xcol, 2);	947	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
986	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
987	}	948	}
988		949
989	/*----------------------------------------------------------------------*/	950	/*----------------------------------------------------------------------*/
990	/*	951	/*
991	* find if fg/bg matches any of the normal (low-intensity) colors	952	* find if fg/bg matches any of the normal (low-intensity) colors
992	*/	953	*/
993	void	954	void
994	rxvt_term::set_colorfgbg ()	955	rxvt_term::set_colorfgbg ()
995	{	956	{
996	unsigned int i;	957	unsigned int i;
997	const char *xpmb = "\0";	958	const char *xpmb = "";
998	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	959	char fstr[] = "default";
		960	char bstr[] = "default";
999		961
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++)	962	for (i = Color_Black; i <= Color_White; i++)
1004	if (pix_colors[Color_fg] == pix_colors[i])	963	if (pix_colors[Color_fg] == pix_colors[i])
1005	{	964	{
1006	sprintf (fstr, "%d", (i - Color_Black));	965	sprintf (fstr, "%d", i - Color_Black);
1007	break;	966	break;
1008	}	967	}
1009		968
1010	for (i = Color_Black; i <= Color_White; i++)	969	for (i = Color_Black; i <= Color_White; i++)
1011	if (pix_colors[Color_bg] == pix_colors[i])	970	if (pix_colors[Color_bg] == pix_colors[i])
1012	{	971	{
1013	sprintf (bstr, "%d", (i - Color_Black));	972	sprintf (bstr, "%d", i - Color_Black);
1014	#ifdef XPM_BACKGROUND	973	#ifdef BG_IMAGE_FROM_FILE
1015	xpmb = "default;";	974	xpmb = "default;";
1016	#endif	975	#endif
1017	break;	976	break;
1018	}	977	}
1019		978
1020	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	979	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1021	}	980	}
1022		981
1023	/*----------------------------------------------------------------------*/	982	/*----------------------------------------------------------------------*/
1024		983
1025	int	984	bool
1026	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	985	rxvt_term::set_color (rxvt_color &color, const char *name)
1027	{	986	{
1028	if (!screen_in_out->set (display, colour))	987	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;	988	return true;
		989
		990	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		991	return false;
		992	}
		993
		994	void
		995	rxvt_term::alias_color (int dst, int src)
		996	{
		997	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1035	}	998	}
1036		999
1037	/* -------------------------------------------------------------------- *	1000	/* -------------------------------------------------------------------- *
1038	* - WINDOW RESIZING - *	1001	* - WINDOW RESIZING - *
1039	* -------------------------------------------------------------------- */	1002	* -------------------------------------------------------------------- */
1040	void	1003	void
1041	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1004	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1042	{	1005	{
1043	int fix_screen;	1006	int fix_screen;
		1007	int old_width = szHint.width;
		1008	int old_height = szHint.height;
1044		1009
1045	#ifdef SMART_RESIZE
1046	int old_width = szHint.width, old_height = szHint.height;
1047	#endif
1048
1049	window_calc (width, height);	1010	window_calc (newwidth, newheight);
		1011
		1012	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1013
		1014	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1015	if (set_hint)
		1016	{
		1017	szHint.flags &= ~(PBaseSize | PResizeInc);
1050	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1018	XSetWMNormalHints (dpy, parent, &szHint);
		1019	szHint.flags |= PBaseSize | PResizeInc;
		1020	}
1051		1021
1052	if (!ignoreparent)	1022	if (!ignoreparent)
1053	{	1023	{
1054	#ifdef SMART_RESIZE	1024	#ifdef SMART_RESIZE
1055	/*	1025	/*
…		…
1059	int x, y, x1, y1;	1029	int x, y, x1, y1;
1060	int dx, dy;	1030	int dx, dy;
1061	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1031	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1062	Window unused_cr;	1032	Window unused_cr;
1063		1033
1064	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1034	XTranslateCoordinates (dpy, parent, display->root,
1065	0, 0, &x, &y, &unused_cr);	1035	0, 0, &x, &y, &unused_cr);
1066	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1036	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1067	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1037	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1068	/*	1038	/*
1069	* if display->root isn't the parent window, a WM will probably have offset	1039	* if display->root isn't the parent window, a WM will probably have offset
1070	* our position for handles and decorations. Counter it	1040	* our position for handles and decorations. Counter it
1071	*/	1041	*/
…		…
1073	{	1043	{
1074	x -= x1;	1044	x -= x1;
1075	y -= y1;	1045	y -= y1;
1076	}	1046	}
1077		1047
1078	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1048	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1079	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1049	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1080	dx = old_width - szHint.width;	1050	dx = old_width - szHint.width;
1081	dy = old_height - szHint.height;	1051	dy = old_height - szHint.height;
1082		1052
1083	/* Check position of the center of the window */	1053	/* Check position of the center of the window */
1084	if (x < x1) /* left half */	1054	if (x < x1) /* left half */
1085	dx = 0;	1055	dx = 0;
…		…
1088	if (y < y1) /* top half */	1058	if (y < y1) /* top half */
1089	dy = 0;	1059	dy = 0;
1090	else if (y == y1) /* exact center */	1060	else if (y == y1) /* exact center */
1091	dy /= 2;	1061	dy /= 2;
1092		1062
1093	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1063	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1094	szHint.width, szHint.height);	1064	szHint.width, szHint.height);
1095	#else	1065	#else
1096	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1066	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1097	#endif	1067	#endif
1098	}	1068	}
1099		1069
		1070	if (set_hint)
		1071	XSetWMNormalHints (dpy, parent, &szHint);
		1072
1100	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1073	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1101		1074
1102	if (fix_screen || width != old_width || height != old_height)	1075	if (fix_screen || newwidth != old_width || newheight != old_height)
1103	{	1076	{
1104	if (scrollbar_visible ())	1077	if (scrollBar.state)
1105	{	1078	scrollBar.resize ();
1106	XMoveResizeWindow (display->display, scrollBar.win,
1107	window_sb_x, 0,
1108	scrollbar_TotalWidth (), szHint.height);
1109	resize_scrollbar ();
1110	}
1111		1079
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,	1080	XMoveResizeWindow (dpy, vt,
1118	window_vt_x, window_vt_y,	1081	window_vt_x, window_vt_y,
1119	TermWin_TotalWidth (), TermWin_TotalHeight ());	1082	width, height);
1120	scr_clear ();	1083
1121	#ifdef XPM_BACKGROUND	1084	#ifdef HAVE_BG_PIXMAP
1122	resize_pixmap ();	1085	if (bg_window_size_sensitive ())
		1086	update_background ();
1123	#endif	1087	#endif
1124	}	1088	}
1125		1089
1126	if (fix_screen || old_height == 0)	1090	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 ();	1091	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		1092
1152	#ifdef USE_XIM	1093	#ifdef USE_XIM
1153	IMSetStatusPosition ();	1094	im_set_position ();
1154	#endif	1095	#endif
1155	}	1096	}
1156		1097
1157	/*	1098	/*
1158	* Set the width/height of the vt window in characters. Units are pixels.	1099	* Set the width/height of the vt window in characters. Units are pixels.
1159	* good for toggling 80/132 columns	1100	* good for toggling 80/132 columns
1160	*/	1101	*/
1161	void	1102	void
1162	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1103	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1163	{	1104	{
1164	XWindowAttributes wattr;	1105	XWindowAttributes wattr;
1165		1106
1166	if (width == 0 || height == 0)	1107	if (newwidth == 0 || newheight == 0)
1167	{	1108	{
1168	XGetWindowAttributes (display->display, display->root, &wattr);	1109	XGetWindowAttributes (dpy, display->root, &wattr);
		1110
1169	if (width == 0)	1111	if (newwidth == 0)
1170	width = wattr.width - szHint.base_width;	1112	newwidth = wattr.width - szHint.base_width;
1171	if (height == 0)	1113	if (newheight == 0)
1172	height = wattr.height - szHint.base_height;	1114	newheight = wattr.height - szHint.base_height;
1173	}
1174
1175	if (width != TermWin.width || height != TermWin.height)
1176	{	1115	}
		1116
		1117	if (newwidth != width || newheight != height)
		1118	{
1177	width += szHint.base_width;	1119	newwidth += szHint.base_width;
1178	height += szHint.base_height;	1120	newheight += szHint.base_height;
1179	resize_all_windows (width, height, 0);	1121	resize_all_windows (newwidth, newheight, 0);
1180	}	1122	}
1181	}	1123	}
1182		1124
1183	/* -------------------------------------------------------------------- *	1125	/* -------------------------------------------------------------------- *
1184	* - X INPUT METHOD ROUTINES - *	1126	* - X INPUT METHOD ROUTINES - *
…		…
1186	#ifdef USE_XIM	1128	#ifdef USE_XIM
1187		1129
1188	void	1130	void
1189	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1131	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1190	{	1132	{
1191	fg = pix_colors[Color_fg];	1133	fg = pix_colors [Color_fg];
1192	bg = pix_colors[Color_bg];	1134	bg = pix_colors [Color_bg];
1193	}	1135	}
1194		1136
1195	void	1137	void
1196	rxvt_term::im_set_size (XRectangle &size)	1138	rxvt_term::im_set_size (XRectangle &size)
1197	{	1139	{
1198	// the int_bwidth terms make no sense to me	1140	// the int_bwidth terms make no sense to me
1199	size.x = TermWin.int_bwidth;	1141	size.x = int_bwidth;
1200	size.y = TermWin.int_bwidth;	1142	size.y = int_bwidth;
1201	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1143	size.width = Width2Pixel (ncol) + int_bwidth;
1202	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1144	size.height = Height2Pixel (nrow) + int_bwidth;
1203	}	1145	}
1204		1146
1205	void	1147	void
1206	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1148	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1207	XRectangle &status_rect,	1149	XRectangle &status_rect,
1208	const XRectangle &needed_rect)	1150	const XRectangle &needed_rect)
1209	{	1151	{
1210	preedit_rect.x = needed_rect.width;	1152	preedit_rect.x = needed_rect.width;
1211	preedit_rect.y = 0;	1153	preedit_rect.y = 0;
1212	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1154	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1213	preedit_rect.height = TermWin.fheight;	1155	preedit_rect.height = fheight;
1214		1156
1215	status_rect.x = 0;	1157	status_rect.x = 0;
1216	status_rect.y = 0;	1158	status_rect.y = 0;
1217	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1159	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1218	status_rect.height = TermWin.fheight;	1160	status_rect.height = fheight;
1219	}	1161	}
1220		1162
1221	/* Checking whether input method is running. */	1163	/* Checking whether input method is running. */
1222	bool	1164	bool
1223	rxvt_term::IMisRunning ()	1165	rxvt_term::im_is_running ()
1224	{	1166	{
1225	char *p;
1226	Atom atom;	1167	Atom atom;
1227	Window win;	1168	Window win;
1228	char server[IMBUFSIZ];	1169	char server[IMBUFSIZ];
1229		1170
1230	/* get current locale modifier */	1171	/* get current locale modifier */
1231	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1172	if (char *p = XSetLocaleModifiers (0))
1232	{	1173	{
1233	strcpy (server, "@server=");	1174	strcpy (server, "@server=");
1234	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1175	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1235		1176
1236	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1177	if (p = strchr (server + 1, '@')) /* first one only */
1237	*p = '\0';	1178	*p = '\0';
1238		1179
1239	atom = XInternAtom (display->display, server, False);	1180	atom = XInternAtom (dpy, server, False);
1240	win = XGetSelectionOwner (display->display, atom);	1181	win = XGetSelectionOwner (dpy, atom);
1241		1182
1242	if (win != None)	1183	if (win != None)
1243	return True;	1184	return true;
1244	}	1185	}
1245		1186
1246	return False;	1187	return false;
1247	}	1188	}
1248		1189
1249	void	1190	void
1250	rxvt_term::IMSendSpot ()	1191	rxvt_term::im_send_spot ()
1251	{	1192	{
1252	XPoint nspot;	1193	XPoint nspot;
1253	XVaNestedList preedit_attr;	1194	XVaNestedList preedit_attr;
1254		1195
1255	if (!Input_Context	1196	if (!Input_Context
1256	|| !TermWin.focus	1197	|| !focus
1257	|| !(input_style & XIMPreeditPosition))	1198	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1258	return;	1199	return;
1259		1200
1260	im_set_position (nspot);	1201	im_set_position (nspot);
1261		1202
1262	if (nspot.x == spot.x && nspot.y == spot.y)	1203	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1281	input_method = 0;	1222	input_method = 0;
1282	}	1223	}
1283		1224
1284	Input_Context = 0;	1225	Input_Context = 0;
1285	}	1226	}
		1227
		1228	#ifdef ENABLE_XIM_ONTHESPOT
		1229
		1230	static void
		1231	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1232	{
		1233	((rxvt_term *)client_data)->make_current ();
		1234	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1235	}
		1236
		1237	static void
		1238	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1239	{
		1240	((rxvt_term *)client_data)->make_current ();
		1241	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1242	}
		1243
		1244	static void
		1245	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1246	{
		1247	rxvt_term *term = (rxvt_term *)client_data;
		1248	XIMText *text = call_data->text;
		1249
		1250	term->make_current ();
		1251
		1252	if (text)
		1253	{
		1254	wchar_t *str;
		1255
		1256	if (!text->encoding_is_wchar && text->string.multi_byte)
		1257	{
		1258	// of course, X makes it ugly again
		1259	if (term->rs[Rs_imLocale])
		1260	SET_LOCALE (term->rs[Rs_imLocale]);
		1261
		1262	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1263	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1264
		1265	if (term->rs[Rs_imLocale])
		1266	SET_LOCALE (term->locale);
		1267	}
		1268	else
		1269	str = text->string.wide_char;
		1270
		1271	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1272	DT_INT, call_data->caret,
		1273	DT_INT, call_data->chg_first,
		1274	DT_INT, call_data->chg_length,
		1275	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1276	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1277	DT_END));
		1278	}
		1279	else
		1280	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1281	DT_INT, call_data->caret,
		1282	DT_INT, call_data->chg_first,
		1283	DT_INT, call_data->chg_length,
		1284	DT_END));
		1285	}
		1286
		1287	#if 0
		1288	static void
		1289	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1290	{
		1291	((rxvt_term *)client_data)->make_current ();
		1292	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1293	DT_INT, call_data->position,
		1294	DT_INT, call_data->direction,
		1295	DT_INT, call_data->style,
		1296	DT_END));
		1297	}
		1298	#endif
		1299
		1300	#endif
1286		1301
1287	/*	1302	/*
1288	* Try to open a XIM with the current modifiers, then see if we can	1303	* Try to open a XIM with the current modifiers, then see if we can
1289	* open a suitable preedit type	1304	* open a suitable preedit type
1290	*/	1305	*/
1291	bool	1306	bool
1292	rxvt_term::IM_get_IC (const char *modifiers)	1307	rxvt_term::im_get_ic (const char *modifiers)
1293	{	1308	{
1294	int i, j, found;	1309	int i, j, found;
1295	XIM xim;	1310	XIM xim;
1296	XPoint spot;	1311	XPoint spot;
1297	XRectangle rect, status_rect, needed_rect;	1312	XRectangle rect, status_rect, needed_rect;
1298	unsigned long fg, bg;	1313	unsigned long fg, bg;
1299	const char *p;	1314	const char *p;
1300	char **s;	1315	char **s;
1301	XIMStyles *xim_styles;	1316	XIMStyles *xim_styles;
1302		1317
		1318	set_environ (envv);
		1319
1303	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1320	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1304	return false;	1321	return false;
1305		1322
1306	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1307	input_method = display->get_xim (locale, modifiers);	1323	input_method = display->get_xim (locale, modifiers);
1308	if (input_method == NULL)	1324	if (input_method == NULL)
1309	return false;	1325	return false;
1310		1326
1311	xim = input_method->xim;	1327	xim = input_method->xim;
…		…
1326	p = pet[pi];	1342	p = pet[pi];
1327		1343
1328	if (!p)	1344	if (!p)
1329	continue;	1345	continue;
1330		1346
1331	s = rxvt_splitcommastring (p);	1347	s = rxvt_strsplit (',', p);
1332		1348
1333	for (i = found = 0; !found && s[i]; i++)	1349	for (i = found = 0; !found && s[i]; i++)
1334	{	1350	{
1335	if (!strcmp (s[i], "OverTheSpot"))	1351	if (!strcmp (s[i], "OverTheSpot"))
1336	input_style = (XIMPreeditPosition | XIMStatusNothing);	1352	input_style = XIMPreeditPosition | XIMStatusNothing;
1337	else if (!strcmp (s[i], "OffTheSpot"))	1353	else if (!strcmp (s[i], "OffTheSpot"))
1338	input_style = (XIMPreeditArea | XIMStatusArea);	1354	input_style = XIMPreeditArea | XIMStatusArea;
1339	else if (!strcmp (s[i], "Root"))	1355	else if (!strcmp (s[i], "Root"))
1340	input_style = (XIMPreeditNothing | XIMStatusNothing);	1356	input_style = XIMPreeditNothing | XIMStatusNothing;
1341	else if (!strcmp (s[i], "None"))	1357	else if (!strcmp (s[i], "None"))
1342	input_style = (XIMPreeditNone | XIMStatusNone);	1358	input_style = XIMPreeditNone | XIMStatusNone;
		1359	#ifdef ENABLE_XIM_ONTHESPOT
		1360	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1361	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1362	#endif
		1363	else
		1364	input_style = XIMPreeditNothing | XIMStatusNothing;
1343		1365
1344	for (j = 0; j < xim_styles->count_styles; j++)	1366	for (j = 0; j < xim_styles->count_styles; j++)
1345	if (input_style == xim_styles->supported_styles[j])	1367	if (input_style == xim_styles->supported_styles[j])
1346	{	1368	{
1347	rxvt_freecommastring (s);	1369	rxvt_free_strsplit (s);
1348		1370
1349	found = 1;	1371	found = 1;
1350	goto foundpet;	1372	goto foundpet;
1351	}	1373	}
1352		1374
1353	}	1375	}
1354		1376
1355	rxvt_freecommastring (s);	1377	rxvt_free_strsplit (s);
1356	}	1378	}
1357		1379
1358	foundpet:	1380	foundpet:
1359		1381
1360	XFree (xim_styles);	1382	XFree (xim_styles);
…		…
1381	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1382	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1383	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1384	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1385	"*",	1407	"*",
1386	TermWin.fheight,	1408	fheight,
1387	TermWin.fheight + 1, TermWin.fheight - 1,	1409	fheight + 1, fheight - 1,
1388	TermWin.fheight - 2, TermWin.fheight + 2);	1410	fheight - 2, fheight + 2);
1389		1411
1390	fs = XCreateFontSet (display->display, pat,	1412	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1391	&missing_charset_list, &missing_charset_count, &def_string);	1413	&missing_charset_list, &missing_charset_count, &def_string);
1392		1414
1393	if (missing_charset_list)	1415	if (missing_charset_list)
1394	XFreeStringList (missing_charset_list);	1416	XFreeStringList (missing_charset_list);
1395		1417
…		…
1436	XNBackground, bg,	1458	XNBackground, bg,
1437	XNArea, &status_rect,	1459	XNArea, &status_rect,
1438	XNFontSet, fs,	1460	XNFontSet, fs,
1439	NULL);	1461	NULL);
1440	}	1462	}
		1463	#if ENABLE_XIM_ONTHESPOT
		1464	else if (input_style & XIMPreeditCallbacks)
		1465	{
		1466	XIMCallback xcb[4];
		1467
		1468	im_set_position (spot);
		1469
		1470	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1471	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1472	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1473	# if 0
		1474	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1475	# endif
		1476
		1477	preedit_attr = XVaCreateNestedList (0,
		1478	XNSpotLocation, &spot,
		1479	XNPreeditStartCallback, &xcb[0],
		1480	XNPreeditDoneCallback , &xcb[1],
		1481	XNPreeditDrawCallback , &xcb[2],
		1482	# if 0
		1483	XNPreeditCaretCallback, &xcb[3],
		1484	# endif
		1485	NULL);
		1486	}
		1487	#endif
1441		1488
1442	Input_Context = XCreateIC (xim,	1489	Input_Context = XCreateIC (xim,
1443	XNInputStyle, input_style,	1490	XNInputStyle, input_style,
1444	XNClientWindow, TermWin.vt,	1491	XNClientWindow, vt,
1445	XNFocusWindow, TermWin.parent[0],	1492	XNFocusWindow, parent,
1446	preedit_attr ? XNPreeditAttributes : NULL,	1493	preedit_attr ? XNPreeditAttributes : NULL,
1447	preedit_attr,	1494	preedit_attr,
1448	status_attr ? XNStatusAttributes : NULL,	1495	status_attr ? XNStatusAttributes : NULL,
1449	status_attr, NULL);	1496	status_attr, NULL);
1450		1497
1451	if (preedit_attr) XFree (preedit_attr);	1498	if (preedit_attr) XFree (preedit_attr);
1452	if (status_attr) XFree (status_attr);	1499	if (status_attr) XFree (status_attr);
1453	if (fs) XFreeFontSet (display->display, fs);	1500	if (fs) XFreeFontSet (dpy, fs);
1454		1501
1455	if (Input_Context == NULL)	1502	if (Input_Context == NULL)
1456	{	1503	{
1457	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1504	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1458	im_destroy ();	1505	im_destroy ();
1459	return false;	1506	return false;
1460	}	1507	}
1461		1508
1462	if (input_style & XIMPreeditArea)	1509	#if 0
1463	IMSetStatusPosition ();	1510	// unfortunately, only the focus window is used by XIM, hard to fix
		1511	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1512	vt_select_input ();
		1513	#endif
1464		1514
1465	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1515	im_set_position ();
		1516
1466	return true;	1517	return true;
1467	}	1518	}
1468		1519
1469	void	1520	void
1470	rxvt_term::im_cb ()	1521	rxvt_term::im_cb ()
1471	{	1522	{
1472	int i, found, had_im;	1523	int i;
1473	const char *p;	1524	const char *p;
1474	char **s;	1525	char **s;
1475	char buf[IMBUFSIZ];	1526	char buf[IMBUFSIZ];
1476		1527
		1528	make_current ();
		1529
1477	im_destroy ();	1530	im_destroy ();
1478		1531
1479	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1480	if (Input_Context)	1532	if (Input_Context)
1481	return;	1533	return;
1482		1534
1483	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1484	if (rs[Rs_imLocale])	1536	if (rs[Rs_imLocale])
…		…
1488	p = rs[Rs_inputMethod];	1540	p = rs[Rs_inputMethod];
1489	if (p && *p)	1541	if (p && *p)
1490	{	1542	{
1491	bool found = false;	1543	bool found = false;
1492		1544
1493	s = rxvt_splitcommastring (p);	1545	s = rxvt_strsplit (',', p);
1494		1546
1495	for (i = 0; s[i]; i++)	1547	for (i = 0; s[i]; i++)
1496	{	1548	{
1497	if (*s[i])	1549	if (*s[i])
1498	{	1550	{
1499	strcpy (buf, "@im=");	1551	strcpy (buf, "@im=");
1500	strncat (buf, s[i], IMBUFSIZ - 5);	1552	strncat (buf, s[i], IMBUFSIZ - 5);
1501	if (IM_get_IC (buf))	1553	if (im_get_ic (buf))
1502	{	1554	{
1503	found = true;	1555	found = true;
1504	break;	1556	break;
1505	}	1557	}
1506	}	1558	}
1507	}	1559	}
1508		1560
1509	rxvt_freecommastring (s);	1561	rxvt_free_strsplit (s);
1510		1562
1511	if (found)	1563	if (found)
1512	goto done;	1564	goto done;
1513	}	1565	}
1514		1566
1515	/* try with XMODIFIERS env. var. */	1567	/* try with XMODIFIERS env. var. */
1516	if (IM_get_IC (""))	1568	if (im_get_ic (""))
1517	goto done;	1569	goto done;
1518		1570
1519	/* try with no modifiers base IF the user didn't specify an IM */	1571	/* try with no modifiers base IF the user didn't specify an IM */
1520	if (IM_get_IC ("@im=none"))	1572	if (im_get_ic ("@im=none"))
1521	goto done;	1573	goto done;
1522		1574
1523	done:	1575	done:
1524	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1576	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1525	if (rs[Rs_imLocale])	1577	if (rs[Rs_imLocale])
1526	SET_LOCALE (locale);	1578	SET_LOCALE (locale);
1527	#endif	1579	#endif
1528	}	1580	}
1529		1581
1530	void	1582	void
1531	rxvt_term::IMSetStatusPosition ()	1583	rxvt_term::im_set_position ()
1532	{	1584	{
1533	XRectangle preedit_rect, status_rect, *needed_rect;	1585	XRectangle preedit_rect, status_rect, *needed_rect;
1534	XVaNestedList preedit_attr, status_attr;	1586	XVaNestedList preedit_attr, status_attr;
1535		1587
1536	if (!Input_Context	1588	if (!Input_Context
1537	|| !TermWin.focus	1589	|| !focus
1538	|| !(input_style & XIMPreeditArea)	1590	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1539	|| !IMisRunning ())	1591	|| !im_is_running ())
1540	return;	1592	return;
1541		1593
		1594	if (input_style & XIMPreeditPosition)
		1595	{
		1596	im_set_size (preedit_rect);
		1597	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1598
		1599	XSetICValues (Input_Context,
		1600	XNPreeditAttributes, preedit_attr, NULL);
		1601	}
		1602	else
		1603	{
1542	/* Getting the necessary width of preedit area */	1604	/* Getting the necessary width of preedit area */
1543	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1544	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1606	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1545	XFree (status_attr);	1607	XFree (status_attr);
1546		1608
1547	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1609	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1548	XFree (needed_rect);	1610	XFree (needed_rect);
1549		1611
1550	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1612	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1551	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1613	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1552		1614
1553	XSetICValues (Input_Context,	1615	XSetICValues (Input_Context,
1554	XNPreeditAttributes, preedit_attr,	1616	XNPreeditAttributes, preedit_attr,
1555	XNStatusAttributes, status_attr, NULL);	1617	XNStatusAttributes, status_attr,
		1618	NULL);
1556		1619
		1620	XFree (status_attr);
		1621	}
		1622
1557	XFree (preedit_attr);	1623	XFree (preedit_attr);
1558	XFree (status_attr);
1559	}	1624	}
1560	#endif /* USE_XIM */	1625	#endif /* USE_XIM */
1561		1626
1562	/*----------------------------------------------------------------------*/	1627	void
1563	rxvt_t rxvt_current_term;	1628	rxvt_term::get_window_origin (int &x, int &y)
		1629	{
		1630	Window cr;
		1631	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1632	}
		1633
		1634	Pixmap
		1635	rxvt_term::get_pixmap_property (Atom property)
		1636	{
		1637	Pixmap pixmap = None;
		1638
		1639	int aformat;
		1640	unsigned long nitems, bytes_after;
		1641	Atom atype;
		1642	unsigned char *prop;
		1643	int result = XGetWindowProperty (dpy, display->root, property,
		1644	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1645	&nitems, &bytes_after, &prop);
		1646	if (result == Success)
		1647	{
		1648	if (atype == XA_PIXMAP)
		1649	pixmap = *(Pixmap *)prop;
		1650	XFree (prop);
		1651	}
		1652
		1653	return pixmap;
		1654	}
		1655
		1656	#ifdef HAVE_BG_PIXMAP
		1657
		1658	void
		1659	rxvt_term::update_background ()
		1660	{
		1661	if (update_background_ev.is_active ())
		1662	return;
		1663
		1664	bg_invalidate ();
		1665
		1666	if (!mapped)
		1667	return;
		1668
		1669	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1670
		1671	if (to_wait <= 0.)
		1672	bg_render ();
		1673	else
		1674	update_background_ev.start (to_wait);
		1675	}
		1676
		1677	void
		1678	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1679	{
		1680	make_current ();
		1681
		1682	update_background_ev.stop ();
		1683	bg_render ();
		1684	refresh_check ();
		1685	}
		1686
		1687	#endif /* HAVE_BG_PIXMAP */
1564		1688
1565	/*----------------------- end-of-file (C source) -----------------------*/	1689	/*----------------------- end-of-file (C source) -----------------------*/

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