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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.114 by root, Tue Sep 7 06:19:45 2004 UTC vs.
Revision 1.328 by sf-exg, Mon Jul 19 16:43:21 2010 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) 2003-2008 Marc Lehmann <pcg@goof.com>
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 "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
		40	#include <cassert>
37	#include <signal.h>	41	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	42	#include <cstring>
48		43
		44	#include <termios.h>
		45
		46	#ifdef HAVE_XSETLOCALE
		47	# define X_LOCALE
		48	# include <X11/Xlocale.h>
		49	#else
		50	# ifdef HAVE_SETLOCALE
		51	# include <clocale>
		52	# endif
		53	#endif
		54
49	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
50		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
51	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
52		61
53	bool	62	bool
54	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
55	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
56	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	71	return false;
58		72
59	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
61	return true;	75	return true;
62	}	76	}
63		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
64	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
66		93
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	95	{
69	compose_char *cc;	96	compose_char *cc;
70		97
71	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	99	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	100	cc = (*this)[c1];
74	while (cc)	101	while (cc)
75	{	102	{
76	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
78	}	105	}
79		106
80	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.end (); cc-- > v.begin (); )
82	{	109	{
83	if (cc->c1 == c1 && cc->c2 == c2)	110	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	111	return COMPOSE_LO + (cc - v.begin ());
85	}	112	}
…		…
124		151
125	}	152	}
126	#endif	153	#endif
127		154
128	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
129	:	156	{
130	#if TRANSPARENT	157	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
132	#endif
133	#ifdef HAVE_SCROLLBARS
134	scrollbar_ev (this, &rxvt_term::x_cb),
135	#endif
136	#ifdef MENUBAR
137	menubar_ev (this, &rxvt_term::x_cb),
138	#endif	159	#endif
139	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
140	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);
141	#endif	162	#endif
142	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
143	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);
144	#endif	165	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	168	#endif
148	#ifdef SELECTION_SCROLLING	169	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	171	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	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),
153	#endif	181	#endif
154	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	184	#endif
157	#ifdef USE_XIM	185	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	187	#endif
160	sw_term (this, &rxvt_term::sig_term),	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	sw_chld (this, &rxvt_term::sig_chld),	189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	termwin_ev (this, &rxvt_term::x_cb),	190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	vt_ev (this, &rxvt_term::x_cb),	191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	check_ev (this, &rxvt_term::check_cb),	192	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	193	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	194	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
167	pty_ev (this, &rxvt_term::pty_cb),	195
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	196	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		197
172	termlist.push_back (this);	198	termlist.push_back (this);
173	}
174		199
175	rxvt_term::~rxvt_term ()	200	#ifdef KEYSYM_RESOURCE
176	{	201	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	202	#endif
		203	}
178		204
		205	// clean up the most important stuff, do *not* call x or free mem etc.
		206	// for use before an emergency exit
		207	void
		208	rxvt_term::emergency_cleanup ()
		209	{
179	if (cmd_pid)	210	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	211	kill (-cmd_pid, SIGHUP);
181		212
182	pty.put ();	213	pty_ev.stop ();
		214	delete pty; pty = 0;
		215	}
183		216
184	#ifdef UTMP_SUPPORT	217	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	218	{
186	#endif	219	termlist.erase (find (termlist.begin (), termlist.end(), this));
		220
		221	emergency_cleanup ();
187		222
188	#if ENABLE_STYLES	223	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	224	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	225	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	226	delete fontset[i];
192	#endif	227	#endif
193	delete TermWin.fontset[0];	228	delete fontset[0];
		229
		230	#ifdef HAVE_BG_PIXMAP
		231	bgPixmap.destroy ();
		232	#endif
		233	#ifdef HAVE_AFTERIMAGE
		234	if (asv)
		235	destroy_asvisual (asv, 0);
		236	if (asimman)
		237	destroy_image_manager (asimman, 0);
		238	#endif
194		239
195	if (display)	240	if (display)
196	{	241	{
197	selection_clear ();	242	selection_clear ();
		243	selection_clear (true);
198		244
199	#ifdef USE_XIM	245	#ifdef USE_XIM
200	im_destroy ();	246	im_destroy ();
201	#endif	247	#endif
202	#ifdef MENUBAR	248	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	249	if (gc) XFreeGC (dpy, gc);
204	#endif
205	#ifdef XTERM_SCROLLBAR
206	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
207	if (ShadowGC) XFreeGC (display->display, ShadowGC);
208	#endif
209	#ifdef PLAIN_SCROLLBAR
210	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
211	#endif
212	#ifdef NEXT_SCROLLBAR
213	if (blackGC) XFreeGC (display->display, blackGC);
214	if (whiteGC) XFreeGC (display->display, whiteGC);
215	if (grayGC) XFreeGC (display->display, grayGC);
216	if (darkGC) XFreeGC (display->display, darkGC);
217	if (stippleGC) XFreeGC (display->display, stippleGC);
218	if (dimple) XFreePixmap (display->display, dimple);
219	if (upArrow) XFreePixmap (display->display, upArrow);
220	if (downArrow) XFreePixmap (display->display, downArrow);
221	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
222	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
223	#endif
224	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
225	if (topShadowGC) XFreeGC (display->display, topShadowGC);
226	if (botShadowGC) XFreeGC (display->display, botShadowGC);
227	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
228	#endif
229	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
230		250
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	251	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	252	// destroy all windows
238	if (TermWin.parent[0])	253	if (parent[0])
239	XDestroyWindow (display->display, TermWin.parent[0]);	254	XDestroyWindow (dpy, parent[0]);
240	}
241		255
242	// TODO: free pixcolours, colours should become part of rxvt_display	256	for (int i = 0; i < TOTAL_COLORS; i++)
243		257	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	258	{
		259	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	260	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	261	pix_colors_unfocused [i].free (this);
247	#endif	262	#endif
		263	}
248		264
		265	clear ();
		266
		267	display->flush (); /* ideally .put should do this */
249	displays.put (display);	268	displays.put (display);
		269	}
250		270
251	scr_release ();	271	scr_release ();
252		272
253	/* clear all resources */	273	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	274	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	275	free (allocated [i]);
256		276
257	free (selection.text);	277	free (selection.text);
		278	free (selection.clip_text);
258	// TODO: manage env vars in child only(!)	279	// TODO: manage env vars in child only(!)
259	free (env_windowid);
260	free (env_display);	280	free (env_display);
261	free (env_term);	281	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	282	free (locale);
264	#if 0	283	free (v_buffer);
265	free (codeset);	284	free (incr_buf);
266	#endif
267		285
268	delete envv;	286	delete envv;
269	delete argv;	287	delete argv;
		288
		289	#ifdef KEYSYM_RESOURCE
		290	delete keyboard;
		291	#endif
		292	#ifndef NO_RESOURCES
		293	XrmDestroyDatabase (option_db);
		294	#endif
		295	}
		296
		297	// child has exited, usually destroys
		298	void
		299	rxvt_term::child_cb (ev::child &w, int status)
		300	{
		301	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		302
		303	cmd_pid = 0;
		304
		305	if (!option (Opt_hold))
		306	destroy ();
270	}	307	}
271		308
272	void	309	void
273	rxvt_term::destroy ()	310	rxvt_term::destroy ()
274	{	311	{
275	if (destroy_ev.active)	312	if (destroy_ev.is_active ())
276	return;	313	return;
		314
		315	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
277		316
278	#if ENABLE_OVERLAY	317	#if ENABLE_OVERLAY
279	scr_overlay_off ();	318	scr_overlay_off ();
280	#endif	319	#endif
281		320
282	if (display)	321	if (display)
283	{	322	{
284	#if USE_XIM	323	#if USE_XIM
285	im_ev.stop (display);	324	im_ev.stop (display);
286	#endif	325	#endif
287	#if HAVE_SCROLLBARS
288	scrollbar_ev.stop (display);	326	scrollbar_ev.stop (display);
289	#endif	327	#if ENABLE_TRANSPARENCY || ENABLE_PERL
290	#if MENUBAR
291	menubar_ev.stop (display);
292	#endif
293	#if TRANSPARENT
294	rootwin_ev.stop (display);	328	rootwin_ev.stop (display);
295	#endif	329	#endif
296	incr_ev.stop ();	330	incr_ev.stop ();
297	termwin_ev.stop (display);	331	termwin_ev.stop (display);
298	vt_ev.stop (display);	332	vt_ev.stop (display);
299	}	333	}
300		334
301	check_ev.stop ();	335	flush_ev.stop ();
302	pty_ev.stop ();	336	pty_ev.stop ();
303	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
304	cursor_blink_ev.stop ();	338	cursor_blink_ev.stop ();
305	#endif	339	#endif
306	#ifdef TEXT_BLINK	340	#ifdef TEXT_BLINK
…		…
314	#endif	348	#endif
315	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
316	pointer_ev.stop ();	350	pointer_ev.stop ();
317	#endif	351	#endif
318		352
319	destroy_ev.start (0);	353	destroy_ev.start ();
320	}	354	}
321		355
322	void	356	void
323	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
324	{	358	{
325	SET_R (this);	359	make_current ();
326		360
327	delete this;	361	delete this;
328	}
329
330	/*----------------------------------------------------------------------*/
331	/* rxvt_init () */
332	bool
333	rxvt_term::init (int argc, const char *const *argv)
334	{
335	SET_R (this);
336
337	if (!init_vars ())
338	return false;
339
340	init_secondary ();
341
342	const char **cmd_argv = init_resources (argc, argv);
343
344	set_locale ("");
345
346	#if MENUBAR_MAX
347	menubar_read (rs[Rs_menu]);
348	#endif
349	#ifdef HAVE_SCROLLBARS
350	if (options & Opt_scrollBar)
351	scrollBar.setIdle (); /* set existence for size calculations */
352	#endif
353
354	create_windows (argc, argv);
355
356	init_xlocale ();
357
358	scr_reset (); /* initialize screen */
359
360	#if 0
361	XSynchronize (display->display, True);
362	#endif
363
364	#ifdef HAVE_SCROLLBARS
365	if (options & Opt_scrollBar)
366	resize_scrollbar (); /* create and map scrollbar */
367	#endif
368	#if (MENUBAR_MAX)
369	if (menubar_visible ())
370	XMapWindow (display->display, menuBar.win);
371	#endif
372	#ifdef TRANSPARENT
373	if (options & Opt_transparent)
374	{
375	XSelectInput (display->display, display->root, PropertyChangeMask);
376	check_our_parents ();
377	rootwin_ev.start (display, display->root);
378	}
379	#endif
380
381	XMapWindow (display->display, TermWin.vt);
382	XMapWindow (display->display, TermWin.parent[0]);
383
384	set_colorfgbg ();
385
386	init_command (cmd_argv);
387
388	pty_ev.start (pty.pty, EVENT_READ);
389
390	check_ev.start ();
391
392	return true;
393	}
394
395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
396
397	void
398	rxvt_init ()
399	{
400	/*
401	* Save and then give up any super-user privileges
402	* If we need privileges in any area then we must specifically request it.
403	* We should only need to be root in these cases:
404	* 1. write utmp entries on some systems
405	* 2. chown tty on some systems
406	*/
407	rxvt_privileges (SAVE);
408	rxvt_privileges (IGNORE);
409
410	signal (SIGHUP, SIG_IGN);
411	signal (SIGPIPE, SIG_IGN);
412
413	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
414	/* signal (SIGURG, SIG_DFL); */
415
416	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
417	// TODO: handle this with exceptions and tolerate the memory loss
418	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
419	}
420
421	/* ------------------------------------------------------------------------- *
422	* SIGNAL HANDLING & EXIT HANDLER *
423	* ------------------------------------------------------------------------- */
424	/*
425	* Catch a SIGCHLD signal and exit if the direct child has died
426	*/
427
428	void
429	rxvt_term::sig_chld (sig_watcher &w)
430	{
431	// we are being called for every SIGCHLD, not just ours
432	int pid;
433
434	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
436	if (pid == (*t)->cmd_pid)
437	{
438	(*t)->destroy ();
439	break;
440	}
441	}	362	}
442		363
443	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
444	/*	365	/*
445	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
446	* TODO: if debugging, this should free up any known resources if we can	367	* TODO: if debugging, this should free up any known resources if we can
447	*/	368	*/
448	void	369	static XErrorHandler old_xerror_handler;
449	rxvt_destroy_all ()	370
		371	static void
		372	rxvt_emergency_cleanup ()
450	{	373	{
451	// TODO: rxvtd should clean up all ressources
452	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
453	(*t)->destroy ();	375	(*t)->emergency_cleanup ();
454	}	376	}
455		377
456	/*	378	#if !ENABLE_MINIMAL
457	* Catch a fatal signal and tidy up before quitting	379	static void
458	*/	380	print_x_error (Display *dpy, XErrorEvent *event)
459	void
460	rxvt_term::sig_term (sig_watcher &w)
461	{	381	{
462	#ifdef DEBUG_CMD	382	char buffer[BUFSIZ];
463	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	383	char mesg[BUFSIZ];
464	#endif	384	char number[32];
465	rxvt_destroy_all ();	385	char *mtype = "XlibMessage";
466	signal (w.signum, SIG_DFL);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
467	kill (getpid (), w.signum);	387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		388	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		389	rxvt_warn ("%s: %s\n", mesg, buffer);
		390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		392	sprintf(number, "%d", event->request_code);
		393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		394	rxvt_warn ("(which is %s)\n", buffer);
		395	if (event->request_code >= 128) {
		396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		397	mesg, BUFSIZ);
		398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		399	}
		400	if ((event->error_code == BadWindow) ||
		401	(event->error_code == BadPixmap) ||
		402	(event->error_code == BadCursor) ||
		403	(event->error_code == BadFont) ||
		404	(event->error_code == BadDrawable) ||
		405	(event->error_code == BadColor) ||
		406	(event->error_code == BadGC) ||
		407	(event->error_code == BadIDChoice) ||
		408	(event->error_code == BadValue) ||
		409	(event->error_code == BadAtom)) {
		410	if (event->error_code == BadValue)
		411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		412	mesg, BUFSIZ);
		413	else if (event->error_code == BadAtom)
		414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		415	mesg, BUFSIZ);
		416	else
		417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		420	}
		421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		422	mesg, BUFSIZ);
		423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
468	}	424	}
		425	#endif
469		426
470	/* INTPROTO */
471	int	427	int
472	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
473	{	429	{
474	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
475	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
476	else	432	else
477	{	433	{
		434	// GET_R is most likely not the terminal which caused the error,
		435	// so just output the error and continue
		436	#if ENABLE_MINIMAL
478	old_xerror_handler (display, event);	437	old_xerror_handler (display, event);
479	GET_R->destroy ();	438	#else
		439	print_x_error (display, event);
		440	#endif
480	}	441	}
481		442
482	return 0;	443	return 0;
483	}	444	}
484		445
485	/* ------------------------------------------------------------------------- *	446	int
486	* MEMORY ALLOCATION WRAPPERS *	447	rxvt_xioerror_handler (Display *display)
487	* ------------------------------------------------------------------------- */	448	{
		449	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		450	DisplayString (display));
		451	rxvt_emergency_cleanup ();
		452	_exit (EXIT_FAILURE);
		453	}
		454
		455	static struct sig_handlers
		456	{
		457	ev::sig sw_term, sw_int;
		458
		459	/*
		460	* Catch a fatal signal and tidy up before quitting
		461	*/
		462	void sig_term (ev::sig &w, int revents);
		463
		464	sig_handlers ()
		465	{
		466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		468	}
		469	} sig_handlers;
		470
488	void *	471	void
489	rxvt_malloc (size_t size)	472	sig_handlers::sig_term (ev::sig &w, int revents)
490	{	473	{
491	void *p = malloc (size);	474	rxvt_emergency_cleanup ();
492		475	w.stop ();
493	if (!p)	476	kill (getpid (), w.signum);
494	rxvt_fatal ("memory allocation failure. aborting.\n");
495
496	return p;
497	}	477	}
498		478
499	/* INTPROTO */	479	char **rxvt_environ; // startup environment
500	void *
501	rxvt_calloc (size_t number, size_t size)
502	{
503	void *p = calloc (number, size);
504		480
505	if (!p)
506	rxvt_fatal ("memory allocation failure. aborting.\n");
507
508	return p;
509	}
510
511	/* INTPROTO */
512	void *
513	rxvt_realloc (void *ptr, size_t size)
514	{
515	void *p = realloc (ptr, size);
516
517	if (!p)
518	rxvt_fatal ("memory allocation failure. aborting.\n");
519
520	return p;
521	}
522
523	/* ------------------------------------------------------------------------- *
524	* PRIVILEGED OPERATIONS *
525	* ------------------------------------------------------------------------- */
526	/* take care of suid/sgid super-user (root) privileges */
527	void	481	void
528	rxvt_privileges (rxvt_privaction action)	482	rxvt_init ()
529	{	483	{
530	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	484	assert (("fontMask must not overlap other RS masks",
531	static uid_t euid;	485	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
532	static gid_t egid;
533	#endif
534		486
535	#if ! defined(__CYGWIN32__)	487	ptytty::init ();
536	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
537	/* setreuid () is the poor man's setuid (), seteuid () */
538	# define seteuid(a) setreuid(-1, (a))
539	# define setegid(a) setregid(-1, (a))
540	# define HAVE_SETEUID
541	# endif
542	# ifdef HAVE_SETEUID
543	switch (action)
544	{
545	case IGNORE:
546	/*
547	* change effective uid/gid - not real uid/gid - so we can switch
548	* back to root later, as required
549	*/
550	seteuid (getuid ());
551	setegid (getgid ());
552	break;
553	case SAVE:
554	euid = geteuid ();
555	egid = getegid ();
556	break;
557	case RESTORE:
558	seteuid (euid);
559	setegid (egid);
560	break;
561	}
562	# else
563	switch (action)
564	{
565	case IGNORE:
566	setuid (getuid ());
567	setgid (getgid ());
568	/* FALLTHROUGH */
569	case SAVE:
570	/* FALLTHROUGH */
571	case RESTORE:
572	break;
573	}
574	# endif
575	#endif
576	}
577		488
578	#ifdef UTMP_SUPPORT	489	if (!ev_default_loop (0))
579	void	490	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
580	rxvt_term::privileged_utmp (rxvt_privaction action)
581	{
582	if ((options & Opt_utmpInhibit)
583	|| !pty.name || !*pty.name)
584	return;
585		491
586	rxvt_privileges (RESTORE);	492	rxvt_environ = environ;
587		493
588	if (action == SAVE)	494	signal (SIGHUP, SIG_IGN);
589	makeutent (pty.name, rs[Rs_display_name]);	495	signal (SIGPIPE, SIG_IGN);
590	else
591	cleanutent ();
592		496
593	rxvt_privileges (IGNORE);	497	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		498	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		499
		500	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		501	/* signal (SIGURG, SIG_DFL); */
		502
		503	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		504	// TODO: handle this with exceptions and tolerate the memory loss
		505	XSetIOErrorHandler (rxvt_xioerror_handler);
		506
		507	XrmInitialize ();
594	}	508	}
595	#endif
596		509
597	/*----------------------------------------------------------------------*/	510	/*----------------------------------------------------------------------*/
598	/*	511	/*
599	* window size/position calculcations for XSizeHint and other storage.	512	* window size/position calculations for XSizeHint and other storage.
600	* if width/height are non-zero then override calculated width/height	513	* if width/height are non-zero then override calculated width/height
601	*/	514	*/
602	void	515	void
603	rxvt_term::window_calc (unsigned int width, unsigned int height)	516	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
604	{	517	{
605	short recalc_x, recalc_y;	518	short recalc_x, recalc_y;
606	int x, y, sb_w, mb_h, flags;	519	int x, y, flags;
607	unsigned int w, h;	520	unsigned int w, h;
608	unsigned int max_width, max_height;	521	unsigned int max_width, max_height;
609		522
610	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	TermWin.ncol, TermWin.nrow, szHint.width,
612	szHint.height));
613	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	523	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
614	szHint.win_gravity = NorthWestGravity;	524	szHint.win_gravity = NorthWestGravity;
615	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	525	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
616		526
617	recalc_x = recalc_y = 0;	527	recalc_x = recalc_y = 0;
618	flags = 0;	528	flags = 0;
		529
619	if (!parsed_geometry)	530	if (!parsed_geometry)
620	{	531	{
621	parsed_geometry = 1;	532	parsed_geometry = 1;
		533
622	if (rs[Rs_geometry])	534	if (rs[Rs_geometry])
623	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	535	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		536
624	if (flags & WidthValue)	537	if (flags & WidthValue)
625	{	538	{
626	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	539	if (!w)
		540	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		541
		542	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
627	szHint.flags |= USSize;	543	szHint.flags |= USSize;
628	}	544	}
		545
629	if (flags & HeightValue)	546	if (flags & HeightValue)
630	{	547	{
631	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	548	if (!h)
		549	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		550
		551	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
632	szHint.flags |= USSize;	552	szHint.flags |= USSize;
633	}	553	}
		554
634	if (flags & XValue)	555	if (flags & XValue)
635	{	556	{
636	szHint.x = x;	557	szHint.x = x;
637	szHint.flags |= USPosition;	558	szHint.flags |= USPosition;
		559
638	if (flags & XNegative)	560	if (flags & XNegative)
639	{	561	{
640	recalc_x = 1;	562	recalc_x = 1;
641	szHint.win_gravity = NorthEastGravity;	563	szHint.win_gravity = NorthEastGravity;
642	}	564	}
643	}	565	}
		566
644	if (flags & YValue)	567	if (flags & YValue)
645	{	568	{
646	szHint.y = y;	569	szHint.y = y;
647	szHint.flags |= USPosition;	570	szHint.flags |= USPosition;
		571
648	if (flags & YNegative)	572	if (flags & YNegative)
649	{	573	{
650	recalc_y = 1;	574	recalc_y = 1;
		575
651	if (szHint.win_gravity == NorthEastGravity)	576	if (szHint.win_gravity == NorthEastGravity)
652	szHint.win_gravity = SouthEastGravity;	577	szHint.win_gravity = SouthEastGravity;
653	else	578	else
654	szHint.win_gravity = SouthWestGravity;	579	szHint.win_gravity = SouthWestGravity;
655	}	580	}
656	}	581	}
657	}	582	}
658		583
659	/* TODO: BOUNDS */	584	/* TODO: BOUNDS */
660	TermWin.width = TermWin.ncol * TermWin.fwidth;	585	width = ncol * fwidth;
661	TermWin.height = TermWin.nrow * TermWin.fheight;	586	height = nrow * fheight;
662	max_width = MAX_COLS * TermWin.fwidth;	587	max_width = MAX_COLS * fwidth;
663	max_height = MAX_ROWS * TermWin.fheight;	588	max_height = MAX_ROWS * fheight;
664		589
665	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	590	szHint.base_width = szHint.base_height = 2 * int_bwidth;
666		591
667	sb_w = mb_h = 0;
668	window_vt_x = window_vt_y = TermWin.int_bwidth;	592	window_vt_x = window_vt_y = int_bwidth;
669		593
670	if (scrollbar_visible ())	594	if (scrollBar.state)
671	{	595	{
672	sb_w = scrollbar_TotalWidth ();	596	int sb_w = scrollBar.total_width ();
673	szHint.base_width += sb_w;	597	szHint.base_width += sb_w;
		598
674	if (!(options & Opt_scrollBar_right))	599	if (!option (Opt_scrollBar_right))
675	window_vt_x += sb_w;	600	window_vt_x += sb_w;
676	}	601	}
677		602
678	if (menubar_visible ())
679	{
680	mb_h = menuBar_TotalHeight ();
681	szHint.base_height += mb_h;
682	window_vt_y += mb_h;
683	}
684
685	szHint.width_inc = TermWin.fwidth;	603	szHint.width_inc = fwidth;
686	szHint.height_inc = TermWin.fheight;	604	szHint.height_inc = fheight;
687	szHint.min_width = szHint.base_width + szHint.width_inc;	605	szHint.min_width = szHint.base_width + szHint.width_inc;
688	szHint.min_height = szHint.base_height + szHint.height_inc;	606	szHint.min_height = szHint.base_height + szHint.height_inc;
689		607
690	if (width && width - szHint.base_width < max_width)	608	if (newwidth && newwidth - szHint.base_width < max_width)
691	{	609	{
692	szHint.width = width;	610	szHint.width = newwidth;
693	TermWin.width = width - szHint.base_width;	611	width = newwidth - szHint.base_width;
694	}	612	}
695	else	613	else
696	{	614	{
697	MIN_IT (TermWin.width, max_width);	615	min_it (width, max_width);
698	szHint.width = szHint.base_width + TermWin.width;	616	szHint.width = szHint.base_width + width;
699	}	617	}
700		618
701	if (height && height - szHint.base_height < max_height)	619	if (newheight && newheight - szHint.base_height < max_height)
702	{	620	{
703	szHint.height = height;	621	szHint.height = newheight;
704	TermWin.height = height - szHint.base_height;	622	height = newheight - szHint.base_height;
705	}	623	}
706	else	624	else
707	{	625	{
708	MIN_IT (TermWin.height, max_height);	626	min_it (height, max_height);
709	szHint.height = szHint.base_height + TermWin.height;	627	szHint.height = szHint.base_height + height;
710	}	628	}
711
712	if (scrollbar_visible () && (options & Opt_scrollBar_right))
713	window_sb_x = szHint.width - sb_w;
714		629
715	if (recalc_x)	630	if (recalc_x)
716	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	631	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
717	- szHint.width - 2 * TermWin.ext_bwidth);	632
718	if (recalc_y)	633	if (recalc_y)
719	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	634	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
720	- szHint.height - 2 * TermWin.ext_bwidth);
721		635
722	TermWin.ncol = TermWin.width / TermWin.fwidth;	636	ncol = width / fwidth;
723	TermWin.nrow = TermWin.height / TermWin.fheight;	637	nrow = height / fheight;
724	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
725	TermWin.ncol, TermWin.nrow, szHint.width,
726	szHint.height));
727	return;
728	}	638	}
729		639
730	/*----------------------------------------------------------------------*/	640	/*----------------------------------------------------------------------*/
731	/*	641	/*
732	* Tell the teletype handler what size the window is.	642	* Tell the teletype handler what size the window is.
733	* Called after a window size change.	643	* Called after a window size change.
734	*/	644	*/
735	void	645	void
736	rxvt_term::tt_winch ()	646	rxvt_term::tt_winch ()
737	{	647	{
738	if (pty.pty < 0)	648	if (pty->pty < 0)
739	return;	649	return;
740		650
741	struct winsize ws;	651	struct winsize ws;
742		652
743	ws.ws_col = TermWin.ncol;	653	ws.ws_col = ncol;
744	ws.ws_row = TermWin.nrow;	654	ws.ws_row = nrow;
745	ws.ws_xpixel = TermWin.width;	655	ws.ws_xpixel = width;
746	ws.ws_ypixel = TermWin.height;	656	ws.ws_ypixel = height;
747	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	657	ioctl (pty->pty, TIOCSWINSZ, &ws);
748		658
749	#if 0	659	#if 0
750	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	660	// TIOCSWINSZ is supposed to do this automatically and correctly
751	if (cmd_pid) /* force through to the command */	661	if (cmd_pid) /* force through to the command */
752	kill (cmd_pid, SIGWINCH);	662	kill (-cmd_pid, SIGWINCH);
753	#endif	663	#endif
754	}	664	}
755		665
756	/*----------------------------------------------------------------------*/	666	/*----------------------------------------------------------------------*/
757	/* set_fonts () - load and set the various fonts	667	/* set_fonts () - load and set the various fonts
758	/*	668	*
759	* init = 1 - initialize	669	* init = 1 - initialize
760	*	670	*
761	* fontname == FONT_UP - switch to bigger font	671	* fontname == FONT_UP - switch to bigger font
762	* fontname == FONT_DN - switch to smaller font	672	* fontname == FONT_DN - switch to smaller font
763	*/	673	*/
…		…
775	return false;	685	return false;
776	}	686	}
777		687
778	#if ENABLE_STYLES	688	#if ENABLE_STYLES
779	for (int i = RS_styleCount; --i; )	689	for (int i = RS_styleCount; --i; )
780	if (TermWin.fontset[i] != TermWin.fontset[0])	690	if (fontset[i] != fontset[0])
781	delete TermWin.fontset[i];	691	delete fontset[i];
782	#endif	692	#endif
783		693
784	delete TermWin.fontset[0];	694	delete fontset[0];
785	TermWin.fontset[0] = fs;	695	fontset[0] = fs;
786		696
787	prop = (*fs)[1]->properties ();	697	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		698	prop.height += lineSpace;
		699	prop.width += letterSpace;
		700
788	fs->set_prop (prop);	701	fs->set_prop (prop, false);
789		702
790	TermWin.fwidth = prop.width;	703	fwidth = prop.width;
791	TermWin.fheight = prop.height;	704	fheight = prop.height;
792	TermWin.fweight = prop.weight;	705	fbase = prop.ascent;
793	TermWin.fslant = prop.slant;
794	TermWin.fbase = (*fs)[1]->ascent;
795		706
796	for (int style = 1; style < 4; style++)	707	for (int style = 1; style < 4; style++)
797	{	708	{
798	#if ENABLE_STYLES	709	#if ENABLE_STYLES
799	const char *res = rs[Rs_font + style];	710	const char *res = rs[Rs_font + style];
800		711
801	if (res && !*res)	712	if (res && !*res)
802	TermWin.fontset[style] = TermWin.fontset[0];	713	fontset[style] = fontset[0];
803	else	714	else
804	{	715	{
805	TermWin.fontset[style] = fs = new rxvt_fontset (this);	716	fontset[style] = fs = new rxvt_fontset (this);
806	rxvt_fontprop prop2 = prop;	717	rxvt_fontprop prop2 = prop;
807		718
808	if (res)	719	if (res)
809	prop2.weight = prop2.slant = rxvt_fontprop::unset;	720	{
		721	fs->populate (res);
		722	fs->set_prop (prop2, false);
		723	}
810	else	724	else
811	{	725	{
812	res = TermWin.fontset[0]->fontdesc;	726	fs->populate (fontset[0]->fontdesc);
813		727
814	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	728	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
815	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	729	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		730
		731	fs->set_prop (prop2, true);
816	}	732	}
817		733
818	fs->populate (res);
819	fs->set_prop (prop2);
820	}	734	}
821	#else	735	#else
822	TermWin.fontset[style] = TermWin.fontset[0];	736	fontset[style] = fontset[0];
823	#endif	737	#endif
824	}	738	}
825		739
826	if (TermWin.parent[0])	740	if (parent[0])
827	{	741	{
828	resize_all_windows (0, 0, 0);	742	resize_all_windows (0, 0, 0);
829	scr_remap_chars ();	743	scr_remap_chars ();
830	scr_touch (true);	744	scr_touch (true);
831	}	745	}
832		746
833	return true;	747	return true;
		748	}
		749
		750	void
		751	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		752	{
		753	XChangeProperty (dpy, parent[0],
		754	prop, XA_STRING, 8, PropModeReplace,
		755	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		756	}
		757
		758	void
		759	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		760	{
		761	XTextProperty ct;
		762
		763	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		764	{
		765	XSetTextProperty (dpy, parent[0], &ct, prop);
		766	XFree (ct.value);
		767	}
		768	}
		769
		770	void
		771	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		772	{
		773	wchar_t *ws = rxvt_mbstowcs (str, len);
		774	char *s = rxvt_wcstoutf8 (ws);
		775
		776	XChangeProperty (dpy, parent[0],
		777	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		778	(const unsigned char *)s, strlen (s));
		779
		780	free (s);
		781	free (ws);
834	}	782	}
835		783
836	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
837	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
838	/* xterm sequences - title, iconName, color (exptl) */	786	/* xterm sequences - title, iconName, color (exptl) */
839	void	787	void
840	rxvt_term::set_title (const char *str)	788	rxvt_term::set_title (const char *str)
841	{	789	{
842	#ifdef SMART_WINDOW_TITLE	790	set_mbstring_property (XA_WM_NAME, str);
843	char *name;	791	#if ENABLE_EWMH
844		792	set_utf8_property (xa[XA_NET_WM_NAME], str);
845	if (!XFetchName (display->display, TermWin.parent[0], &name))
846	name = NULL;
847
848	if (name == NULL || strcmp (name, str))
849	#endif
850	XStoreName (display->display, TermWin.parent[0], str);
851
852	#ifdef SMART_WINDOW_TITLE
853	if (name)
854	XFree (name);
855	#endif	793	#endif
856	}	794	}
857		795
858	void	796	void
859	rxvt_term::set_icon_name (const char *str)	797	rxvt_term::set_icon_name (const char *str)
860	{	798	{
861	#ifdef SMART_WINDOW_TITLE	799	set_mbstring_property (XA_WM_ICON_NAME, str);
862	char *name;	800	#if ENABLE_EWMH
863		801	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
864	if (!XGetIconName (display->display, TermWin.parent[0], &name))
865	name = NULL;
866
867	if (name == NULL || strcmp (name, str))
868	#endif	802	#endif
869	XSetIconName (display->display, TermWin.parent[0], str);
870
871	#ifdef SMART_WINDOW_TITLE
872	if (name)
873	XFree (name);
874	#endif
875	}	803	}
876		804
		805	void
		806	rxvt_term::set_window_color (int idx, const char *color)
		807	{
877	#ifdef XTERM_COLOR_CHANGE	808	#ifdef XTERM_COLOR_CHANGE
878	void
879	rxvt_term::set_window_color (int idx, const char *color)
880	{
881	rxvt_color xcol;	809	rxvt_color xcol;
882	int i;
883		810
884	if (color == NULL || *color == '\0')	811	if (color == NULL || *color == '\0')
885	return;	812	return;
886		813
		814	color = strdup (color);
		815	allocated.push_back ((void *)color);
		816	rs[Rs_color + idx] = color;
		817
887	/* handle color aliases */	818	/* handle color aliases */
888	if (isdigit (*color))	819	if (isdigit (*color))
889	{	820	{
890	i = atoi (color);	821	int i = atoi (color);
		822
891	if (i >= 8 && i <= 15)	823	if (i >= 8 && i <= 15)
		824	{
892	{ /* bright colors */	825	/* bright colors */
893	i -= 8;
894	# ifndef NO_BRIGHTCOLOR
895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	826	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
896	SET_PIXCOLOR (idx);
897	goto Done;	827	goto done;
898	# endif
899
900	}	828	}
		829
901	if (i >= 0 && i <= 7)	830	if (i >= 0 && i <= 7)
		831	{
902	{ /* normal colors */	832	/* normal colors */
903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	833	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
904	SET_PIXCOLOR (idx);
905	goto Done;	834	goto done;
906	}	835	}
907	}	836	}
908		837
909	if (!rXParseAllocColor (& xcol, color))	838	set_color (xcol, color);
910	return;
911
912	/* XStoreColor (display->display, display->cmap, XColor*); */
913		839
914	/*	840	/*
915	* FIXME: should free colors here, but no idea how to do it so instead,	841	* FIXME: should free colors here, but no idea how to do it so instead,
916	* so just keep gobbling up the colormap	842	* so just keep gobbling up the colormap
917	*/	843	*/
918	# if 0
919	for (i = Color_Black; i <= Color_White; i++)
920	if (pix_colors[idx] == pix_colors[i])
921	break;
922	if (i > Color_White)
923	{
924	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
925	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
926	DisplayPlanes (display->display, display->screen));
927	}
928	# endif
929		844
930	pix_colors_focused[idx] = xcol;	845	pix_colors_focused[idx] = xcol;
931	SET_PIXCOLOR (idx);
932		846
933	/* XSetWindowAttributes attr; */
934	/* Cursor cursor; */
935	Done:	847	done:
936	#ifdef OFF_FOCUS_FADING
937	if (rs[Rs_fade])
938	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
939	#endif
940
941	/*TODO: handle Color_BD, scrollbar background, etc. */	848	/*TODO: handle Color_BD, scrollbar background, etc. */
942		849
		850	update_fade_color (idx);
943	recolour_cursor ();	851	recolour_cursor ();
944	scr_recolour ();	852	scr_recolour ();
		853	#endif /* XTERM_COLOR_CHANGE */
945	}	854	}
946
947	#else
948	# define set_window_color (idx,color) ((void)0)
949	#endif /* XTERM_COLOR_CHANGE */
950		855
951	void	856	void
952	rxvt_term::recolour_cursor ()	857	rxvt_term::recolour_cursor ()
953	{	858	{
954	XColor xcol[2];	859	XColor fg, bg;
955		860
956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	861	(ISSET_PIXCOLOR (Color_pointer_fg)
957	? pix_colors_focused[Color_pointer_fg]	862	? pix_colors_focused[Color_pointer_fg]
958	: pix_colors_focused[Color_fg];	863	: pix_colors_focused[Color_fg]).get (fg);
		864
959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	865	(ISSET_PIXCOLOR (Color_pointer_bg)
960	? pix_colors_focused[Color_pointer_bg]	866	? pix_colors_focused[Color_pointer_bg]
961	: pix_colors_focused[Color_bg];	867	: pix_colors_focused[Color_bg]).get (bg);
962		868
963	XQueryColors (display->display, display->cmap, xcol, 2);	869	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
965	}	870	}
966		871
967	/*----------------------------------------------------------------------*/	872	/*----------------------------------------------------------------------*/
968	/*	873	/*
969	* find if fg/bg matches any of the normal (low-intensity) colors	874	* find if fg/bg matches any of the normal (low-intensity) colors
970	*/	875	*/
971	void	876	void
972	rxvt_term::set_colorfgbg ()	877	rxvt_term::set_colorfgbg ()
973	{	878	{
974	unsigned int i;	879	unsigned int i;
975	const char *xpmb = "\0";	880	const char *xpmb = "";
976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	881	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
977		882
978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
979	strcpy (fstr, "default");	883	strcpy (fstr, "default");
980	strcpy (bstr, "default");	884	strcpy (bstr, "default");
981	for (i = Color_Black; i <= Color_White; i++)	885	for (i = Color_Black; i <= Color_White; i++)
982	if (pix_colors[Color_fg] == pix_colors[i])	886	if (pix_colors[Color_fg] == pix_colors[i])
983	{	887	{
…		…
987		891
988	for (i = Color_Black; i <= Color_White; i++)	892	for (i = Color_Black; i <= Color_White; i++)
989	if (pix_colors[Color_bg] == pix_colors[i])	893	if (pix_colors[Color_bg] == pix_colors[i])
990	{	894	{
991	sprintf (bstr, "%d", (i - Color_Black));	895	sprintf (bstr, "%d", (i - Color_Black));
992	#ifdef XPM_BACKGROUND	896	#ifdef BG_IMAGE_FROM_FILE
993	xpmb = "default;";	897	xpmb = "default;";
994	#endif	898	#endif
995	break;	899	break;
996	}	900	}
997		901
998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	902	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
999	}	903	}
1000		904
1001	/*----------------------------------------------------------------------*/	905	/*----------------------------------------------------------------------*/
1002	/*
1003	* Colour determination for low colour displays, routine from
1004	* Hans de Goede <hans@highrise.nl>
1005	*/
1006		906
1007	int	907	bool
1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	908	rxvt_term::set_color (rxvt_color &color, const char *name)
1009	{	909	{
1010	if (!screen_in_out->set (display, colour))	910	if (color.set (this, name))
1011	{
1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1013	return false;
1014	}
1015
1016	return true;	911	return true;
		912
		913	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		914	return false;
		915	}
		916
		917	void
		918	rxvt_term::alias_color (int dst, int src)
		919	{
		920	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1017	}	921	}
1018		922
1019	/* -------------------------------------------------------------------- *	923	/* -------------------------------------------------------------------- *
1020	* - WINDOW RESIZING - *	924	* - WINDOW RESIZING - *
1021	* -------------------------------------------------------------------- */	925	* -------------------------------------------------------------------- */
1022	void	926	void
1023	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	927	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1024	{	928	{
1025	int fix_screen;	929	int fix_screen;
		930	int old_width = szHint.width;
		931	int old_height = szHint.height;
1026		932
1027	#ifdef SMART_RESIZE
1028	int old_width = szHint.width, old_height = szHint.height;
1029	#endif
1030
1031	window_calc (width, height);	933	window_calc (newwidth, newheight);
		934
		935	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		936
		937	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		938	if (set_hint)
		939	{
		940	szHint.flags &= ~(PBaseSize | PResizeInc);
1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	941	XSetWMNormalHints (dpy, parent[0], &szHint);
		942	szHint.flags |= PBaseSize | PResizeInc;
		943	}
1033		944
1034	if (!ignoreparent)	945	if (!ignoreparent)
1035	{	946	{
1036	#ifdef SMART_RESIZE	947	#ifdef SMART_RESIZE
1037	/*	948	/*
…		…
1041	int x, y, x1, y1;	952	int x, y, x1, y1;
1042	int dx, dy;	953	int dx, dy;
1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	954	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1044	Window unused_cr;	955	Window unused_cr;
1045		956
1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	957	XTranslateCoordinates (dpy, parent[0], display->root,
1047	0, 0, &x, &y, &unused_cr);	958	0, 0, &x, &y, &unused_cr);
1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	959	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	960	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1050	/*	961	/*
1051	* if display->root isn't the parent window, a WM will probably have offset	962	* if display->root isn't the parent window, a WM will probably have offset
1052	* our position for handles and decorations. Counter it	963	* our position for handles and decorations. Counter it
1053	*/	964	*/
…		…
1055	{	966	{
1056	x -= x1;	967	x -= x1;
1057	y -= y1;	968	y -= y1;
1058	}	969	}
1059		970
1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	971	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	972	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1062	dx = old_width - szHint.width;	973	dx = old_width - szHint.width;
1063	dy = old_height - szHint.height;	974	dy = old_height - szHint.height;
1064		975
1065	/* Check position of the center of the window */	976	/* Check position of the center of the window */
1066	if (x < x1) /* left half */	977	if (x < x1) /* left half */
1067	dx = 0;	978	dx = 0;
…		…
1070	if (y < y1) /* top half */	981	if (y < y1) /* top half */
1071	dy = 0;	982	dy = 0;
1072	else if (y == y1) /* exact center */	983	else if (y == y1) /* exact center */
1073	dy /= 2;	984	dy /= 2;
1074		985
1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	986	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1076	szHint.width, szHint.height);	987	szHint.width, szHint.height);
1077	#else	988	#else
1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	989	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1079	#endif	990	#endif
1080	}	991	}
1081		992
		993	if (set_hint)
		994	XSetWMNormalHints (dpy, parent[0], &szHint);
		995
1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	996	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1083		997
1084	if (fix_screen || width != old_width || height != old_height)	998	if (fix_screen || newwidth != old_width || newheight != old_height)
1085	{	999	{
1086	if (scrollbar_visible ())	1000	if (scrollBar.state)
1087	{	1001	scrollBar.resize ();
1088	XMoveResizeWindow (display->display, scrollBar.win,
1089	window_sb_x, 0,
1090	scrollbar_TotalWidth (), szHint.height);
1091	resize_scrollbar ();
1092	}
1093		1002
1094	if (menubar_visible ())
1095	XMoveResizeWindow (display->display, menuBar.win,
1096	window_vt_x, 0,
1097	TermWin_TotalWidth (), menuBar_TotalHeight ());
1098
1099	XMoveResizeWindow (display->display, TermWin.vt,	1003	XMoveResizeWindow (dpy, vt,
1100	window_vt_x, window_vt_y,	1004	window_vt_x, window_vt_y,
1101	TermWin_TotalWidth (), TermWin_TotalHeight ());	1005	width, height);
1102	scr_clear ();	1006
1103	#ifdef XPM_BACKGROUND	1007	#ifdef HAVE_BG_PIXMAP
1104	resize_pixmap ();	1008	if (bgPixmap.window_size_sensitive ())
		1009	update_background ();
1105	#endif	1010	#endif
1106	}	1011	}
1107		1012
1108	if (fix_screen || old_height == 0)	1013	if (fix_screen || old_height == 0)
1109	{
1110	int curr_screen = -1;
1111	int old_ncol = prev_ncol;
1112
1113	/* scr_reset only works on the primary screen */
1114	if (old_height) /* this is not the first time through */
1115	{
1116	unsigned int ncol = TermWin.ncol;
1117	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1118	curr_screen = scr_change_screen (PRIMARY);
1119	TermWin.ncol = ncol;
1120	}
1121
1122	scr_reset ();	1014	scr_reset ();
1123		1015
1124	if (curr_screen >= 0) /* this is not the first time through */	1016	#ifdef HAVE_BG_PIXMAP
1125	{	1017	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1126	scr_change_screen (curr_screen);	1018	// if (bgPixmap.pixmap)
1127	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1019	// scr_touch (false);
1128	}	1020	#endif
1129	}
1130
1131	old_width = szHint.width;
1132	old_height = szHint.height;
1133		1021
1134	#ifdef USE_XIM	1022	#ifdef USE_XIM
1135	IMSetStatusPosition ();	1023	IMSetPosition ();
1136	#endif	1024	#endif
1137	}	1025	}
1138		1026
1139	/*	1027	/*
1140	* Set the width/height of the vt window in characters. Units are pixels.	1028	* Set the width/height of the vt window in characters. Units are pixels.
1141	* good for toggling 80/132 columns	1029	* good for toggling 80/132 columns
1142	*/	1030	*/
1143	void	1031	void
1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1032	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1145	{	1033	{
1146	XWindowAttributes wattr;	1034	XWindowAttributes wattr;
1147		1035
1148	if (width == 0 || height == 0)	1036	if (newwidth == 0 || newheight == 0)
1149	{	1037	{
1150	XGetWindowAttributes (display->display, display->root, &wattr);	1038	XGetWindowAttributes (dpy, display->root, &wattr);
		1039
1151	if (width == 0)	1040	if (newwidth == 0)
1152	width = wattr.width - szHint.base_width;	1041	newwidth = wattr.width - szHint.base_width;
1153	if (height == 0)	1042	if (newheight == 0)
1154	height = wattr.height - szHint.base_height;	1043	newheight = wattr.height - szHint.base_height;
1155	}
1156
1157	if (width != TermWin.width || height != TermWin.height)
1158	{	1044	}
		1045
		1046	if (newwidth != width || newheight != height)
		1047	{
1159	width += szHint.base_width;	1048	newwidth += szHint.base_width;
1160	height += szHint.base_height;	1049	newheight += szHint.base_height;
1161	resize_all_windows (width, height, 0);	1050	resize_all_windows (newwidth, newheight, 0);
1162	}	1051	}
1163	}	1052	}
1164		1053
1165	/* -------------------------------------------------------------------- *	1054	/* -------------------------------------------------------------------- *
1166	* - X INPUT METHOD ROUTINES - *	1055	* - X INPUT METHOD ROUTINES - *
…		…
1168	#ifdef USE_XIM	1057	#ifdef USE_XIM
1169		1058
1170	void	1059	void
1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1060	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1172	{	1061	{
1173	fg = pix_colors[Color_fg];	1062	fg = pix_colors [Color_fg];
1174	bg = pix_colors[Color_bg];	1063	bg = pix_colors [Color_bg];
1175	}	1064	}
1176		1065
1177	void	1066	void
1178	rxvt_term::im_set_size (XRectangle &size)	1067	rxvt_term::im_set_size (XRectangle &size)
1179	{	1068	{
1180	// the int_bwidth terms make no sense to me	1069	// the int_bwidth terms make no sense to me
1181	size.x = TermWin.int_bwidth;	1070	size.x = int_bwidth;
1182	size.y = TermWin.int_bwidth;	1071	size.y = int_bwidth;
1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1072	size.width = Width2Pixel (ncol) + int_bwidth;
1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1073	size.height = Height2Pixel (nrow) + int_bwidth;
1185	}	1074	}
1186		1075
1187	void	1076	void
1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1077	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1189	XRectangle &status_rect,	1078	XRectangle &status_rect,
1190	const XRectangle &needed_rect)	1079	const XRectangle &needed_rect)
1191	{	1080	{
1192	preedit_rect.x = needed_rect.width;	1081	preedit_rect.x = needed_rect.width;
1193	preedit_rect.y = 0;	1082	preedit_rect.y = 0;
1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1083	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1195	preedit_rect.height = TermWin.fheight;	1084	preedit_rect.height = fheight;
1196		1085
1197	status_rect.x = 0;	1086	status_rect.x = 0;
1198	status_rect.y = 0;	1087	status_rect.y = 0;
1199	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1088	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1200	status_rect.height = TermWin.fheight;	1089	status_rect.height = fheight;
1201	}	1090	}
1202		1091
1203	/* Checking whether input method is running. */	1092	/* Checking whether input method is running. */
1204	bool	1093	bool
1205	rxvt_term::IMisRunning ()	1094	rxvt_term::IMisRunning ()
1206	{	1095	{
1207	char *p;
1208	Atom atom;	1096	Atom atom;
1209	Window win;	1097	Window win;
1210	char server[IMBUFSIZ];	1098	char server[IMBUFSIZ];
1211		1099
1212	/* get current locale modifier */	1100	/* get current locale modifier */
1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1101	if (char *p = XSetLocaleModifiers (0))
1214	{	1102	{
1215	strcpy (server, "@server=");	1103	strcpy (server, "@server=");
1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1104	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1217		1105
1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1106	if (p = strchr (server + 1, '@')) /* first one only */
1219	*p = '\0';	1107	*p = '\0';
1220		1108
1221	atom = XInternAtom (display->display, server, False);	1109	atom = XInternAtom (dpy, server, False);
1222	win = XGetSelectionOwner (display->display, atom);	1110	win = XGetSelectionOwner (dpy, atom);
1223		1111
1224	if (win != None)	1112	if (win != None)
1225	return True;	1113	return True;
1226	}	1114	}
1227		1115
…		…
1233	{	1121	{
1234	XPoint nspot;	1122	XPoint nspot;
1235	XVaNestedList preedit_attr;	1123	XVaNestedList preedit_attr;
1236		1124
1237	if (!Input_Context	1125	if (!Input_Context
1238	|| !TermWin.focus	1126	|| !focus
1239	|| !(input_style & XIMPreeditPosition))	1127	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1240	return;	1128	return;
1241		1129
1242	im_set_position (nspot);	1130	im_set_position (nspot);
1243		1131
1244	if (nspot.x == spot.x && nspot.y == spot.y)	1132	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1263	input_method = 0;	1151	input_method = 0;
1264	}	1152	}
1265		1153
1266	Input_Context = 0;	1154	Input_Context = 0;
1267	}	1155	}
		1156
		1157	#ifdef ENABLE_XIM_ONTHESPOT
		1158
		1159	static void
		1160	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1161	{
		1162	((rxvt_term *)client_data)->make_current ();
		1163	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1164	}
		1165
		1166	static void
		1167	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1168	{
		1169	((rxvt_term *)client_data)->make_current ();
		1170	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1171	}
		1172
		1173	static void
		1174	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1175	{
		1176	rxvt_term *term = (rxvt_term *)client_data;
		1177	XIMText *text = call_data->text;
		1178
		1179	term->make_current ();
		1180
		1181	if (text)
		1182	{
		1183	wchar_t *str;
		1184
		1185	if (!text->encoding_is_wchar && text->string.multi_byte)
		1186	{
		1187	// of course, X makes it ugly again
		1188	if (term->rs[Rs_imLocale])
		1189	SET_LOCALE (term->rs[Rs_imLocale]);
		1190
		1191	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1192	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1193
		1194	if (term->rs[Rs_imLocale])
		1195	SET_LOCALE (term->locale);
		1196	}
		1197	else
		1198	str = text->string.wide_char;
		1199
		1200	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1201	DT_INT, call_data->caret,
		1202	DT_INT, call_data->chg_first,
		1203	DT_INT, call_data->chg_length,
		1204	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1205	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1206	DT_END));
		1207	}
		1208	else
		1209	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1210	DT_INT, call_data->caret,
		1211	DT_INT, call_data->chg_first,
		1212	DT_INT, call_data->chg_length,
		1213	DT_END));
		1214	}
		1215
		1216	#if 0
		1217	static void
		1218	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1219	{
		1220	((rxvt_term *)client_data)->make_current ();
		1221	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1222	DT_INT, call_data->position,
		1223	DT_INT, call_data->direction,
		1224	DT_INT, call_data->style,
		1225	DT_END));
		1226	}
		1227	#endif
		1228
		1229	#endif
1268		1230
1269	/*	1231	/*
1270	* Try to open a XIM with the current modifiers, then see if we can	1232	* Try to open a XIM with the current modifiers, then see if we can
1271	* open a suitable preedit type	1233	* open a suitable preedit type
1272	*/	1234	*/
…		…
1279	XRectangle rect, status_rect, needed_rect;	1241	XRectangle rect, status_rect, needed_rect;
1280	unsigned long fg, bg;	1242	unsigned long fg, bg;
1281	const char *p;	1243	const char *p;
1282	char **s;	1244	char **s;
1283	XIMStyles *xim_styles;	1245	XIMStyles *xim_styles;
		1246	#ifdef ENABLE_XIM_ONTHESPOT
		1247	XIMCallback xcb[4];
		1248	#endif
		1249
		1250	set_environ (envv);
1284		1251
1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1252	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1286	return false;	1253	return false;
1287		1254
1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1289	input_method = display->get_xim (locale, modifiers);	1255	input_method = display->get_xim (locale, modifiers);
1290	if (input_method == NULL)	1256	if (input_method == NULL)
1291	return false;	1257	return false;
1292		1258
1293	xim = input_method->xim;	1259	xim = input_method->xim;
…		…
1299	{	1265	{
1300	im_destroy ();	1266	im_destroy ();
1301	return false;	1267	return false;
1302	}	1268	}
1303		1269
1304	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root,None";	1270	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1271
		1272	for (int pi = 0; pi < 2; pi++)
		1273	{
		1274	p = pet[pi];
		1275
		1276	if (!p)
		1277	continue;
		1278
1305	s = rxvt_splitcommastring (p);	1279	s = rxvt_splitcommastring (p);
1306		1280
1307	for (i = found = 0; !found && s[i]; i++)	1281	for (i = found = 0; !found && s[i]; i++)
1308	{	1282	{
1309	if (!strcmp (s[i], "OverTheSpot"))	1283	if (!strcmp (s[i], "OverTheSpot"))
1310	input_style = (XIMPreeditPosition | XIMStatusNothing);	1284	input_style = XIMPreeditPosition | XIMStatusNothing;
1311	else if (!strcmp (s[i], "OffTheSpot"))	1285	else if (!strcmp (s[i], "OffTheSpot"))
1312	input_style = (XIMPreeditArea | XIMStatusArea);	1286	input_style = XIMPreeditArea | XIMStatusArea;
1313	else if (!strcmp (s[i], "Root"))	1287	else if (!strcmp (s[i], "Root"))
1314	input_style = (XIMPreeditNothing | XIMStatusNothing);	1288	input_style = XIMPreeditNothing | XIMStatusNothing;
1315	else if (!strcmp (s[i], "None"))	1289	else if (!strcmp (s[i], "None"))
1316	input_style = (XIMPreeditNone | XIMStatusNone);	1290	input_style = XIMPreeditNone | XIMStatusNone;
		1291	#ifdef ENABLE_XIM_ONTHESPOT
		1292	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1293	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1294	#endif
		1295	else
		1296	input_style = XIMPreeditNothing | XIMStatusNothing;
1317		1297
1318	for (j = 0; j < xim_styles->count_styles; j++)	1298	for (j = 0; j < xim_styles->count_styles; j++)
1319	if (input_style == xim_styles->supported_styles[j])	1299	if (input_style == xim_styles->supported_styles[j])
1320	{	1300	{
		1301	rxvt_freecommastring (s);
		1302
1321	found = 1;	1303	found = 1;
1322	break;	1304	goto foundpet;
		1305	}
		1306
1323	}	1307	}
1324	}
1325		1308
1326	for (i = 0; s[i]; i++)	1309	rxvt_freecommastring (s);
1327	free (s[i]);	1310	}
1328		1311
1329	free (s);	1312	foundpet:
		1313
1330	XFree (xim_styles);	1314	XFree (xim_styles);
1331		1315
1332	if (!found)	1316	if (!found)
1333	{	1317	{
1334	im_destroy ();	1318	im_destroy ();
…		…
1351	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1335	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1352	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1336	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1353	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1337	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1354	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1338	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1355	"*",	1339	"*",
1356	TermWin.fheight,	1340	fheight,
1357	TermWin.fheight + 1, TermWin.fheight - 1,	1341	fheight + 1, fheight - 1,
1358	TermWin.fheight - 2, TermWin.fheight + 2);	1342	fheight - 2, fheight + 2);
1359		1343
1360	fs = XCreateFontSet (display->display, pat,	1344	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1361	&missing_charset_list, &missing_charset_count, &def_string);	1345	&missing_charset_list, &missing_charset_count, &def_string);
1362		1346
1363	if (missing_charset_list)	1347	if (missing_charset_list)
1364	XFreeStringList (missing_charset_list);	1348	XFreeStringList (missing_charset_list);
1365		1349
…		…
1406	XNBackground, bg,	1390	XNBackground, bg,
1407	XNArea, &status_rect,	1391	XNArea, &status_rect,
1408	XNFontSet, fs,	1392	XNFontSet, fs,
1409	NULL);	1393	NULL);
1410	}	1394	}
		1395	#if ENABLE_XIM_ONTHESPOT
		1396	else if (input_style & XIMPreeditCallbacks)
		1397	{
		1398	im_set_position (spot);
		1399
		1400	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1401	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1402	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1403	# if 0
		1404	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1405	# endif
		1406
		1407	preedit_attr = XVaCreateNestedList (0,
		1408	XNSpotLocation, &spot,
		1409	XNPreeditStartCallback, &xcb[0],
		1410	XNPreeditDoneCallback , &xcb[1],
		1411	XNPreeditDrawCallback , &xcb[2],
		1412	# if 0
		1413	XNPreeditCaretCallback, &xcb[3],
		1414	# endif
		1415	NULL);
		1416	}
		1417	#endif
1411		1418
1412	Input_Context = XCreateIC (xim,	1419	Input_Context = XCreateIC (xim,
1413	XNInputStyle, input_style,	1420	XNInputStyle, input_style,
1414	XNClientWindow, TermWin.vt,	1421	XNClientWindow, vt,
1415	XNFocusWindow, TermWin.parent[0],	1422	XNFocusWindow, parent[0],
1416	preedit_attr ? XNPreeditAttributes : NULL,	1423	preedit_attr ? XNPreeditAttributes : NULL,
1417	preedit_attr,	1424	preedit_attr,
1418	status_attr ? XNStatusAttributes : NULL,	1425	status_attr ? XNStatusAttributes : NULL,
1419	status_attr, NULL);	1426	status_attr, NULL);
1420		1427
1421	if (preedit_attr) XFree (preedit_attr);	1428	if (preedit_attr) XFree (preedit_attr);
1422	if (status_attr) XFree (status_attr);	1429	if (status_attr) XFree (status_attr);
1423	if (fs) XFreeFontSet (display->display, fs);	1430	if (fs) XFreeFontSet (dpy, fs);
1424		1431
1425	if (Input_Context == NULL)	1432	if (Input_Context == NULL)
1426	{	1433	{
1427	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1434	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1428	im_destroy ();	1435	im_destroy ();
1429	return false;	1436	return false;
1430	}	1437	}
1431		1438
1432	if (input_style & XIMPreeditArea)	1439	#if 0
		1440	// unfortunately, only the focus window is used by XIM, hard to fix
		1441	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1442	vt_select_input ();
		1443	#endif
		1444
1433	IMSetStatusPosition ();	1445	IMSetPosition ();
1434		1446
1435	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1436	return true;	1447	return true;
1437	}	1448	}
1438		1449
1439	void	1450	void
1440	rxvt_term::im_cb ()	1451	rxvt_term::im_cb ()
1441	{	1452	{
1442	int i, found, had_im;	1453	int i;
1443	const char *p;	1454	const char *p;
1444	char **s;	1455	char **s;
1445	char buf[IMBUFSIZ];	1456	char buf[IMBUFSIZ];
1446		1457
		1458	make_current ();
		1459
1447	im_destroy ();	1460	im_destroy ();
1448		1461
1449	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1450	if (Input_Context)	1462	if (Input_Context)
1451	return;	1463	return;
1452		1464
1453	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1465	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1454	if (rs[Rs_imLocale])	1466	if (rs[Rs_imLocale])
…		…
1459	if (p && *p)	1471	if (p && *p)
1460	{	1472	{
1461	bool found = false;	1473	bool found = false;
1462		1474
1463	s = rxvt_splitcommastring (p);	1475	s = rxvt_splitcommastring (p);
		1476
1464	for (i = 0; s[i]; i++)	1477	for (i = 0; s[i]; i++)
1465	{	1478	{
1466	if (*s[i])	1479	if (*s[i])
1467	{	1480	{
1468	strcpy (buf, "@im=");	1481	strcpy (buf, "@im=");
…		…
1472	found = true;	1485	found = true;
1473	break;	1486	break;
1474	}	1487	}
1475	}	1488	}
1476	}	1489	}
1477	for (i = 0; s[i]; i++)	1490
1478	free (s[i]);	1491	rxvt_freecommastring (s);
1479	free (s);
1480		1492
1481	if (found)	1493	if (found)
1482	goto done;	1494	goto done;
1483	}	1495	}
1484		1496
…		…
1496	SET_LOCALE (locale);	1508	SET_LOCALE (locale);
1497	#endif	1509	#endif
1498	}	1510	}
1499		1511
1500	void	1512	void
1501	rxvt_term::IMSetStatusPosition ()	1513	rxvt_term::IMSetPosition ()
1502	{	1514	{
1503	XRectangle preedit_rect, status_rect, *needed_rect;	1515	XRectangle preedit_rect, status_rect, *needed_rect;
1504	XVaNestedList preedit_attr, status_attr;	1516	XVaNestedList preedit_attr, status_attr;
1505		1517
1506	if (!Input_Context	1518	if (!Input_Context
1507	|| !TermWin.focus	1519	|| !focus
1508	|| !(input_style & XIMPreeditArea)	1520	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1509	|| !IMisRunning ())	1521	|| !IMisRunning ())
1510	return;	1522	return;
1511		1523
		1524	if (input_style & XIMPreeditPosition)
		1525	{
		1526	im_set_size (preedit_rect);
		1527	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1528
		1529	XSetICValues (Input_Context,
		1530	XNPreeditAttributes, preedit_attr, NULL);
		1531	}
		1532	else
		1533	{
1512	/* Getting the necessary width of preedit area */	1534	/* Getting the necessary width of preedit area */
1513	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1535	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1514	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1536	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1515	XFree (status_attr);	1537	XFree (status_attr);
1516		1538
1517	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1539	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1518	XFree (needed_rect);	1540	XFree (needed_rect);
1519		1541
1520	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1542	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1521	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1543	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1522		1544
1523	XSetICValues (Input_Context,	1545	XSetICValues (Input_Context,
1524	XNPreeditAttributes, preedit_attr,	1546	XNPreeditAttributes, preedit_attr,
1525	XNStatusAttributes, status_attr, NULL);	1547	XNStatusAttributes, status_attr,
		1548	NULL);
1526		1549
		1550	XFree (status_attr);
		1551	}
		1552
1527	XFree (preedit_attr);	1553	XFree (preedit_attr);
1528	XFree (status_attr);
1529	}	1554	}
1530	#endif /* USE_XIM */	1555	#endif /* USE_XIM */
1531		1556
1532	/*----------------------------------------------------------------------*/	1557	void
1533	rxvt_t rxvt_current_term;	1558	rxvt_term::get_window_origin (int &x, int &y)
		1559	{
		1560	Window cr;
		1561	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1562	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1563	}
		1564
		1565	Pixmap
		1566	rxvt_term::get_pixmap_property (int prop_id)
		1567	{
		1568	if (prop_id > 0 && prop_id < NUM_XA)
		1569	if (xa[prop_id])
		1570	{
		1571	int aformat;
		1572	unsigned long nitems, bytes_after;
		1573	Atom atype;
		1574	unsigned char *prop = NULL;
		1575	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1576	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1577	&nitems, &bytes_after, &prop);
		1578	if (result == Success && prop && atype == XA_PIXMAP)
		1579	return *(Pixmap *)prop;
		1580	}
		1581
		1582	return None;
		1583	}
		1584
		1585	#ifdef HAVE_BG_PIXMAP
		1586	# if TRACE_PIXMAPS
		1587	# undef update_background
		1588	void
		1589	rxvt_term::trace_update_background (const char *file, int line)
		1590	{
		1591	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1592	update_background ();
		1593	}
		1594	# endif
		1595
		1596	void
		1597	rxvt_term::update_background ()
		1598	{
		1599	if (update_background_ev.is_active ())
		1600	return;
		1601
		1602	bgPixmap.invalidate ();
		1603
		1604	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1605
		1606	if (to_wait <= 0.)
		1607	bgPixmap.render ();
		1608	else
		1609	update_background_ev.start (to_wait);
		1610	}
		1611
		1612	void
		1613	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1614	{
		1615	make_current ();
		1616
		1617	update_background_ev.stop ();
		1618	bgPixmap.render ();
		1619	refresh_check ();
		1620	}
		1621
		1622	#endif /* HAVE_BG_PIXMAP */
1534		1623
1535	/*----------------------- end-of-file (C source) -----------------------*/	1624	/*----------------------- end-of-file (C source) -----------------------*/

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