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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.122 by root, Wed Dec 15 00:53:23 2004 UTC vs.
Revision 1.327 by root, Sun May 23 00:25:48 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	free (v_buffer);	283	free (v_buffer);
265	free (incr_buf);	284	free (incr_buf);
266		285
267	delete envv;	286	delete envv;
268	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 ();
269	}	307	}
270		308
271	void	309	void
272	rxvt_term::destroy ()	310	rxvt_term::destroy ()
273	{	311	{
274	if (destroy_ev.active)	312	if (destroy_ev.is_active ())
275	return;	313	return;
		314
		315	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
276		316
277	#if ENABLE_OVERLAY	317	#if ENABLE_OVERLAY
278	scr_overlay_off ();	318	scr_overlay_off ();
279	#endif	319	#endif
280		320
281	if (display)	321	if (display)
282	{	322	{
283	#if USE_XIM	323	#if USE_XIM
284	im_ev.stop (display);	324	im_ev.stop (display);
285	#endif	325	#endif
286	#if HAVE_SCROLLBARS
287	scrollbar_ev.stop (display);	326	scrollbar_ev.stop (display);
288	#endif	327	#if ENABLE_TRANSPARENCY || ENABLE_PERL
289	#if MENUBAR
290	menubar_ev.stop (display);
291	#endif
292	#if TRANSPARENT
293	rootwin_ev.stop (display);	328	rootwin_ev.stop (display);
294	#endif	329	#endif
295	incr_ev.stop ();	330	incr_ev.stop ();
296	termwin_ev.stop (display);	331	termwin_ev.stop (display);
297	vt_ev.stop (display);	332	vt_ev.stop (display);
298	}	333	}
299		334
300	check_ev.stop ();	335	flush_ev.stop ();
301	pty_ev.stop ();	336	pty_ev.stop ();
302	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
303	cursor_blink_ev.stop ();	338	cursor_blink_ev.stop ();
304	#endif	339	#endif
305	#ifdef TEXT_BLINK	340	#ifdef TEXT_BLINK
…		…
313	#endif	348	#endif
314	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
315	pointer_ev.stop ();	350	pointer_ev.stop ();
316	#endif	351	#endif
317		352
318	destroy_ev.start (0);	353	destroy_ev.start ();
319	}	354	}
320		355
321	void	356	void
322	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
323	{	358	{
324	SET_R (this);	359	make_current ();
325		360
326	delete this;	361	delete this;
327	}
328
329	/*----------------------------------------------------------------------*/
330	/* rxvt_init () */
331	bool
332	rxvt_term::init (int argc, const char *const *argv)
333	{
334	SET_R (this);
335
336	if (!init_vars ())
337	return false;
338
339	init_secondary ();
340
341	const char **cmd_argv = init_resources (argc, argv);
342
343	set_locale ("");
344
345	#if MENUBAR_MAX
346	menubar_read (rs[Rs_menu]);
347	#endif
348	#ifdef HAVE_SCROLLBARS
349	if (options & Opt_scrollBar)
350	scrollBar.setIdle (); /* set existence for size calculations */
351	#endif
352
353	create_windows (argc, argv);
354
355	init_xlocale ();
356
357	scr_reset (); /* initialize screen */
358
359	#if 0
360	XSynchronize (display->display, True);
361	#endif
362
363	#ifdef HAVE_SCROLLBARS
364	if (options & Opt_scrollBar)
365	resize_scrollbar (); /* create and map scrollbar */
366	#endif
367	#if (MENUBAR_MAX)
368	if (menubar_visible ())
369	XMapWindow (display->display, menuBar.win);
370	#endif
371	#ifdef TRANSPARENT
372	if (options & Opt_transparent)
373	{
374	XSelectInput (display->display, display->root, PropertyChangeMask);
375	check_our_parents ();
376	rootwin_ev.start (display, display->root);
377	}
378	#endif
379
380	XMapWindow (display->display, TermWin.vt);
381	XMapWindow (display->display, TermWin.parent[0]);
382
383	set_colorfgbg ();
384
385	init_command (cmd_argv);
386
387	pty_ev.start (pty.pty, EVENT_READ);
388
389	check_ev.start ();
390
391	return true;
392	}
393
394	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
395
396	void
397	rxvt_init ()
398	{
399	/*
400	* Save and then give up any super-user privileges
401	* If we need privileges in any area then we must specifically request it.
402	* We should only need to be root in these cases:
403	* 1. write utmp entries on some systems
404	* 2. chown tty on some systems
405	*/
406	rxvt_privileges (SAVE);
407	rxvt_privileges (IGNORE);
408
409	signal (SIGHUP, SIG_IGN);
410	signal (SIGPIPE, SIG_IGN);
411
412	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
413	/* signal (SIGURG, SIG_DFL); */
414
415	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
416	// TODO: handle this with exceptions and tolerate the memory loss
417	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
418	}
419
420	/* ------------------------------------------------------------------------- *
421	* SIGNAL HANDLING & EXIT HANDLER *
422	* ------------------------------------------------------------------------- */
423	/*
424	* Catch a SIGCHLD signal and exit if the direct child has died
425	*/
426
427	void
428	rxvt_term::sig_chld (sig_watcher &w)
429	{
430	// we are being called for every SIGCHLD, not just ours
431	int pid;
432
433	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
434	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
435	if (pid == (*t)->cmd_pid)
436	{
437	(*t)->destroy ();
438	break;
439	}
440	}	362	}
441		363
442	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
443	/*	365	/*
444	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
445	* TODO: if debugging, this should free up any known resources if we can	367	* TODO: if debugging, this should free up any known resources if we can
446	*/	368	*/
447	void	369	static XErrorHandler old_xerror_handler;
448	rxvt_destroy_all ()	370
		371	static void
		372	rxvt_emergency_cleanup ()
449	{	373	{
450	// TODO: rxvtd should clean up all ressources
451	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
452	(*t)->destroy ();	375	(*t)->emergency_cleanup ();
453	}	376	}
454		377
455	/*	378	#if !ENABLE_MINIMAL
456	* Catch a fatal signal and tidy up before quitting	379	static void
457	*/	380	print_x_error (Display *dpy, XErrorEvent *event)
458	void
459	rxvt_term::sig_term (sig_watcher &w)
460	{	381	{
461	#ifdef DEBUG_CMD	382	char buffer[BUFSIZ];
462	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	383	char mesg[BUFSIZ];
463	#endif	384	char number[32];
464	rxvt_destroy_all ();	385	char *mtype = "XlibMessage";
465	signal (w.signum, SIG_DFL);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
466	kill (getpid (), w.signum);	387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		388	rxvt_warn ("An X Error 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);
467	}	424	}
		425	#endif
468		426
469	/* INTPROTO */
470	int	427	int
471	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
472	{	429	{
473	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
474	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
475	else	432	else
476	{	433	{
		434	// GET_R is most likely not the terminal which caused the error,
		435	// so just output the error and continue
		436	#if ENABLE_MINIMAL
477	old_xerror_handler (display, event);	437	old_xerror_handler (display, event);
478	GET_R->destroy ();	438	#else
		439	print_x_error (display, event);
		440	#endif
479	}	441	}
480		442
481	return 0;	443	return 0;
482	}	444	}
483		445
484	/* ------------------------------------------------------------------------- *	446	int
485	* MEMORY ALLOCATION WRAPPERS *	447	rxvt_xioerror_handler (Display *display)
486	* ------------------------------------------------------------------------- */	448	{
		449	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		450	DisplayString (display));
		451	rxvt_emergency_cleanup ();
		452	_exit (EXIT_FAILURE);
		453	}
		454
		455	static struct sig_handlers
		456	{
		457	ev::sig sw_term, sw_int;
		458
		459	/*
		460	* Catch a fatal signal and tidy up before quitting
		461	*/
		462	void sig_term (ev::sig &w, int revents);
		463
		464	sig_handlers ()
		465	{
		466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		468	}
		469	} sig_handlers;
		470
487	void *	471	void
488	rxvt_malloc (size_t size)	472	sig_handlers::sig_term (ev::sig &w, int revents)
489	{	473	{
490	void *p = malloc (size);	474	rxvt_emergency_cleanup ();
491		475	w.stop ();
492	if (!p)	476	kill (getpid (), w.signum);
493	rxvt_fatal ("memory allocation failure. aborting.\n");
494
495	return p;
496	}	477	}
497		478
498	/* INTPROTO */	479	char **rxvt_environ; // startup environment
499	void *
500	rxvt_calloc (size_t number, size_t size)
501	{
502	void *p = calloc (number, size);
503		480
504	if (!p)
505	rxvt_fatal ("memory allocation failure. aborting.\n");
506
507	return p;
508	}
509
510	/* INTPROTO */
511	void *
512	rxvt_realloc (void *ptr, size_t size)
513	{
514	void *p = realloc (ptr, size);
515
516	if (!p)
517	rxvt_fatal ("memory allocation failure. aborting.\n");
518
519	return p;
520	}
521
522	/* ------------------------------------------------------------------------- *
523	* PRIVILEGED OPERATIONS *
524	* ------------------------------------------------------------------------- */
525	/* take care of suid/sgid super-user (root) privileges */
526	void	481	void
527	rxvt_privileges (rxvt_privaction action)	482	rxvt_init ()
528	{	483	{
529	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	484	assert (("fontMask must not overlap other RS masks",
530	static uid_t euid;	485	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
531	static gid_t egid;
532	#endif
533		486
534	#if ! defined(__CYGWIN32__)	487	ptytty::init ();
535	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
536	/* setreuid () is the poor man's setuid (), seteuid () */
537	# define seteuid(a) setreuid(-1, (a))
538	# define setegid(a) setregid(-1, (a))
539	# define HAVE_SETEUID
540	# endif
541	# ifdef HAVE_SETEUID
542	switch (action)
543	{
544	case IGNORE:
545	/*
546	* change effective uid/gid - not real uid/gid - so we can switch
547	* back to root later, as required
548	*/
549	seteuid (getuid ());
550	setegid (getgid ());
551	break;
552	case SAVE:
553	euid = geteuid ();
554	egid = getegid ();
555	break;
556	case RESTORE:
557	seteuid (euid);
558	setegid (egid);
559	break;
560	}
561	# else
562	switch (action)
563	{
564	case IGNORE:
565	setuid (getuid ());
566	setgid (getgid ());
567	/* FALLTHROUGH */
568	case SAVE:
569	/* FALLTHROUGH */
570	case RESTORE:
571	break;
572	}
573	# endif
574	#endif
575	}
576		488
577	#ifdef UTMP_SUPPORT	489	if (!ev_default_loop (0))
578	void	490	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
579	rxvt_term::privileged_utmp (rxvt_privaction action)
580	{
581	if ((options & Opt_utmpInhibit)
582	|| !pty.name || !*pty.name)
583	return;
584		491
585	rxvt_privileges (RESTORE);	492	rxvt_environ = environ;
586		493
587	if (action == SAVE)	494	signal (SIGHUP, SIG_IGN);
588	makeutent (pty.name, rs[Rs_display_name]);	495	signal (SIGPIPE, SIG_IGN);
589	else
590	cleanutent ();
591		496
592	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 ();
593	}	508	}
594	#endif
595		509
596	/*----------------------------------------------------------------------*/	510	/*----------------------------------------------------------------------*/
597	/*	511	/*
598	* window size/position calculcations for XSizeHint and other storage.	512	* window size/position calculations for XSizeHint and other storage.
599	* if width/height are non-zero then override calculated width/height	513	* if width/height are non-zero then override calculated width/height
600	*/	514	*/
601	void	515	void
602	rxvt_term::window_calc (unsigned int width, unsigned int height)	516	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
603	{	517	{
604	short recalc_x, recalc_y;	518	short recalc_x, recalc_y;
605	int x, y, sb_w, mb_h, flags;	519	int x, y, flags;
606	unsigned int w, h;	520	unsigned int w, h;
607	unsigned int max_width, max_height;	521	unsigned int max_width, max_height;
608		522
609	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
610	TermWin.ncol, TermWin.nrow, szHint.width,
611	szHint.height));
612	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	523	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
613	szHint.win_gravity = NorthWestGravity;	524	szHint.win_gravity = NorthWestGravity;
614	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	525	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
615		526
616	recalc_x = recalc_y = 0;	527	recalc_x = recalc_y = 0;
617	flags = 0;	528	flags = 0;
		529
618	if (!parsed_geometry)	530	if (!parsed_geometry)
619	{	531	{
620	parsed_geometry = 1;	532	parsed_geometry = 1;
		533
621	if (rs[Rs_geometry])	534	if (rs[Rs_geometry])
622	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	535	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		536
623	if (flags & WidthValue)	537	if (flags & WidthValue)
624	{	538	{
625	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 ());
626	szHint.flags |= USSize;	543	szHint.flags |= USSize;
627	}	544	}
		545
628	if (flags & HeightValue)	546	if (flags & HeightValue)
629	{	547	{
630	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 ());
631	szHint.flags |= USSize;	552	szHint.flags |= USSize;
632	}	553	}
		554
633	if (flags & XValue)	555	if (flags & XValue)
634	{	556	{
635	szHint.x = x;	557	szHint.x = x;
636	szHint.flags |= USPosition;	558	szHint.flags |= USPosition;
		559
637	if (flags & XNegative)	560	if (flags & XNegative)
638	{	561	{
639	recalc_x = 1;	562	recalc_x = 1;
640	szHint.win_gravity = NorthEastGravity;	563	szHint.win_gravity = NorthEastGravity;
641	}	564	}
642	}	565	}
		566
643	if (flags & YValue)	567	if (flags & YValue)
644	{	568	{
645	szHint.y = y;	569	szHint.y = y;
646	szHint.flags |= USPosition;	570	szHint.flags |= USPosition;
		571
647	if (flags & YNegative)	572	if (flags & YNegative)
648	{	573	{
649	recalc_y = 1;	574	recalc_y = 1;
		575
650	if (szHint.win_gravity == NorthEastGravity)	576	if (szHint.win_gravity == NorthEastGravity)
651	szHint.win_gravity = SouthEastGravity;	577	szHint.win_gravity = SouthEastGravity;
652	else	578	else
653	szHint.win_gravity = SouthWestGravity;	579	szHint.win_gravity = SouthWestGravity;
654	}	580	}
655	}	581	}
656	}	582	}
657		583
658	/* TODO: BOUNDS */	584	/* TODO: BOUNDS */
659	TermWin.width = TermWin.ncol * TermWin.fwidth;	585	width = ncol * fwidth;
660	TermWin.height = TermWin.nrow * TermWin.fheight;	586	height = nrow * fheight;
661	max_width = MAX_COLS * TermWin.fwidth;	587	max_width = MAX_COLS * fwidth;
662	max_height = MAX_ROWS * TermWin.fheight;	588	max_height = MAX_ROWS * fheight;
663		589
664	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	590	szHint.base_width = szHint.base_height = 2 * int_bwidth;
665		591
666	sb_w = mb_h = 0;
667	window_vt_x = window_vt_y = TermWin.int_bwidth;	592	window_vt_x = window_vt_y = int_bwidth;
668		593
669	if (scrollbar_visible ())	594	if (scrollBar.state)
670	{	595	{
671	sb_w = scrollbar_TotalWidth ();	596	int sb_w = scrollBar.total_width ();
672	szHint.base_width += sb_w;	597	szHint.base_width += sb_w;
		598
673	if (!(options & Opt_scrollBar_right))	599	if (!option (Opt_scrollBar_right))
674	window_vt_x += sb_w;	600	window_vt_x += sb_w;
675	}	601	}
676		602
677	if (menubar_visible ())
678	{
679	mb_h = menuBar_TotalHeight ();
680	szHint.base_height += mb_h;
681	window_vt_y += mb_h;
682	}
683
684	szHint.width_inc = TermWin.fwidth;	603	szHint.width_inc = fwidth;
685	szHint.height_inc = TermWin.fheight;	604	szHint.height_inc = fheight;
686	szHint.min_width = szHint.base_width + szHint.width_inc;	605	szHint.min_width = szHint.base_width + szHint.width_inc;
687	szHint.min_height = szHint.base_height + szHint.height_inc;	606	szHint.min_height = szHint.base_height + szHint.height_inc;
688		607
689	if (width && width - szHint.base_width < max_width)	608	if (newwidth && newwidth - szHint.base_width < max_width)
690	{	609	{
691	szHint.width = width;	610	szHint.width = newwidth;
692	TermWin.width = width - szHint.base_width;	611	width = newwidth - szHint.base_width;
693	}	612	}
694	else	613	else
695	{	614	{
696	MIN_IT (TermWin.width, max_width);	615	min_it (width, max_width);
697	szHint.width = szHint.base_width + TermWin.width;	616	szHint.width = szHint.base_width + width;
698	}	617	}
699		618
700	if (height && height - szHint.base_height < max_height)	619	if (newheight && newheight - szHint.base_height < max_height)
701	{	620	{
702	szHint.height = height;	621	szHint.height = newheight;
703	TermWin.height = height - szHint.base_height;	622	height = newheight - szHint.base_height;
704	}	623	}
705	else	624	else
706	{	625	{
707	MIN_IT (TermWin.height, max_height);	626	min_it (height, max_height);
708	szHint.height = szHint.base_height + TermWin.height;	627	szHint.height = szHint.base_height + height;
709	}	628	}
710
711	if (scrollbar_visible () && (options & Opt_scrollBar_right))
712	window_sb_x = szHint.width - sb_w;
713		629
714	if (recalc_x)	630	if (recalc_x)
715	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	631	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
716	- szHint.width - 2 * TermWin.ext_bwidth);	632
717	if (recalc_y)	633	if (recalc_y)
718	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	634	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
719	- szHint.height - 2 * TermWin.ext_bwidth);
720		635
721	TermWin.ncol = TermWin.width / TermWin.fwidth;	636	ncol = width / fwidth;
722	TermWin.nrow = TermWin.height / TermWin.fheight;	637	nrow = height / fheight;
723	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
724	TermWin.ncol, TermWin.nrow, szHint.width,
725	szHint.height));
726	return;
727	}	638	}
728		639
729	/*----------------------------------------------------------------------*/	640	/*----------------------------------------------------------------------*/
730	/*	641	/*
731	* Tell the teletype handler what size the window is.	642	* Tell the teletype handler what size the window is.
732	* Called after a window size change.	643	* Called after a window size change.
733	*/	644	*/
734	void	645	void
735	rxvt_term::tt_winch ()	646	rxvt_term::tt_winch ()
736	{	647	{
737	if (pty.pty < 0)	648	if (pty->pty < 0)
738	return;	649	return;
739		650
740	struct winsize ws;	651	struct winsize ws;
741		652
742	ws.ws_col = TermWin.ncol;	653	ws.ws_col = ncol;
743	ws.ws_row = TermWin.nrow;	654	ws.ws_row = nrow;
744	ws.ws_xpixel = TermWin.width;	655	ws.ws_xpixel = width;
745	ws.ws_ypixel = TermWin.height;	656	ws.ws_ypixel = height;
746	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	657	ioctl (pty->pty, TIOCSWINSZ, &ws);
747		658
748	#if 0	659	#if 0
749	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	660	// TIOCSWINSZ is supposed to do this automatically and correctly
750	if (cmd_pid) /* force through to the command */	661	if (cmd_pid) /* force through to the command */
751	kill (cmd_pid, SIGWINCH);	662	kill (-cmd_pid, SIGWINCH);
752	#endif	663	#endif
753	}	664	}
754		665
755	/*----------------------------------------------------------------------*/	666	/*----------------------------------------------------------------------*/
756	/* set_fonts () - load and set the various fonts	667	/* set_fonts () - load and set the various fonts
757	/*	668	*
758	* init = 1 - initialize	669	* init = 1 - initialize
759	*	670	*
760	* fontname == FONT_UP - switch to bigger font	671	* fontname == FONT_UP - switch to bigger font
761	* fontname == FONT_DN - switch to smaller font	672	* fontname == FONT_DN - switch to smaller font
762	*/	673	*/
…		…
774	return false;	685	return false;
775	}	686	}
776		687
777	#if ENABLE_STYLES	688	#if ENABLE_STYLES
778	for (int i = RS_styleCount; --i; )	689	for (int i = RS_styleCount; --i; )
779	if (TermWin.fontset[i] != TermWin.fontset[0])	690	if (fontset[i] != fontset[0])
780	delete TermWin.fontset[i];	691	delete fontset[i];
781	#endif	692	#endif
782		693
783	delete TermWin.fontset[0];	694	delete fontset[0];
784	TermWin.fontset[0] = fs;	695	fontset[0] = fs;
785		696
786	prop = (*fs)[1]->properties ();	697	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		698	prop.height += lineSpace;
		699	prop.width += letterSpace;
		700
787	fs->set_prop (prop);	701	fs->set_prop (prop, false);
788		702
789	TermWin.fwidth = prop.width;	703	fwidth = prop.width;
790	TermWin.fheight = prop.height;	704	fheight = prop.height;
791	TermWin.fweight = prop.weight;	705	fbase = prop.ascent;
792	TermWin.fslant = prop.slant;
793	TermWin.fbase = (*fs)[1]->ascent;
794		706
795	for (int style = 1; style < 4; style++)	707	for (int style = 1; style < 4; style++)
796	{	708	{
797	#if ENABLE_STYLES	709	#if ENABLE_STYLES
798	const char *res = rs[Rs_font + style];	710	const char *res = rs[Rs_font + style];
799		711
800	if (res && !*res)	712	if (res && !*res)
801	TermWin.fontset[style] = TermWin.fontset[0];	713	fontset[style] = fontset[0];
802	else	714	else
803	{	715	{
804	TermWin.fontset[style] = fs = new rxvt_fontset (this);	716	fontset[style] = fs = new rxvt_fontset (this);
805	rxvt_fontprop prop2 = prop;	717	rxvt_fontprop prop2 = prop;
806		718
807	if (res)	719	if (res)
808	prop2.weight = prop2.slant = rxvt_fontprop::unset;	720	{
		721	fs->populate (res);
		722	fs->set_prop (prop2, false);
		723	}
809	else	724	else
810	{	725	{
811	res = TermWin.fontset[0]->fontdesc;	726	fs->populate (fontset[0]->fontdesc);
812		727
813	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;
814	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);
815	}	732	}
816		733
817	fs->populate (res);
818	fs->set_prop (prop2);
819	}	734	}
820	#else	735	#else
821	TermWin.fontset[style] = TermWin.fontset[0];	736	fontset[style] = fontset[0];
822	#endif	737	#endif
823	}	738	}
824		739
825	if (TermWin.parent[0])	740	if (parent[0])
826	{	741	{
827	resize_all_windows (0, 0, 0);	742	resize_all_windows (0, 0, 0);
828	scr_remap_chars ();	743	scr_remap_chars ();
829	scr_touch (true);	744	scr_touch (true);
830	}	745	}
831		746
832	return true;	747	return true;
833	}	748	}
834		749
		750	void
835	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	751	rxvt_term::set_string_property (Atom prop, const char *str, int len)
836	{	752	{
837	// TODO: SMART_WINDOW_TITLE
838	XChangeProperty (display->display, TermWin.parent[0],	753	XChangeProperty (dpy, parent[0],
839	prop, XA_STRING, 8, PropModeReplace,	754	prop, XA_STRING, 8, PropModeReplace,
840	(const unsigned char *)str, len >= 0 ? len : strlen (str));	755	(const unsigned char *)str, len >= 0 ? len : strlen (str));
841	}	756	}
842		757
		758	void
843	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	759	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
844	{	760	{
845	// TODO: SMART_WINDOW_TITLE
846	wchar_t *ws = rxvt_mbstowcs (str, len);	761	wchar_t *ws = rxvt_mbstowcs (str, len);
847	char *s = rxvt_wcstoutf8 (ws);	762	char *s = rxvt_wcstoutf8 (ws);
848		763
849	XChangeProperty (display->display, TermWin.parent[0],	764	XChangeProperty (dpy, parent[0],
850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	765	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851	(const unsigned char *)s, strlen (s));	766	(const unsigned char *)s, strlen (s));
852		767
853	free (s);	768	free (s);
854	free (ws);	769	free (ws);
…		…
859	/* xterm sequences - title, iconName, color (exptl) */	774	/* xterm sequences - title, iconName, color (exptl) */
860	void	775	void
861	rxvt_term::set_title (const char *str)	776	rxvt_term::set_title (const char *str)
862	{	777	{
863	set_string_property (XA_WM_NAME, str);	778	set_string_property (XA_WM_NAME, str);
864	#if ENABLE_FRILLS	779	#if ENABLE_EWMH
865	set_utf8_property (xa[XA_NET_WM_NAME], str);	780	set_utf8_property (xa[XA_NET_WM_NAME], str);
866	#endif	781	#endif
867	}	782	}
868		783
869	void	784	void
870	rxvt_term::set_icon_name (const char *str)	785	rxvt_term::set_icon_name (const char *str)
871	{	786	{
872	set_string_property (XA_WM_ICON_NAME, str);	787	set_string_property (XA_WM_ICON_NAME, str);
873	#if ENABLE_FRILLS	788	#if ENABLE_EWMH
874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	789	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
875	#endif	790	#endif
876	}	791	}
877		792
		793	void
		794	rxvt_term::set_window_color (int idx, const char *color)
		795	{
878	#ifdef XTERM_COLOR_CHANGE	796	#ifdef XTERM_COLOR_CHANGE
879	void
880	rxvt_term::set_window_color (int idx, const char *color)
881	{
882	rxvt_color xcol;	797	rxvt_color xcol;
883	int i;
884		798
885	if (color == NULL || *color == '\0')	799	if (color == NULL || *color == '\0')
886	return;	800	return;
887		801
		802	color = strdup (color);
		803	allocated.push_back ((void *)color);
		804	rs[Rs_color + idx] = color;
		805
888	/* handle color aliases */	806	/* handle color aliases */
889	if (isdigit (*color))	807	if (isdigit (*color))
890	{	808	{
891	i = atoi (color);	809	int i = atoi (color);
		810
892	if (i >= 8 && i <= 15)	811	if (i >= 8 && i <= 15)
		812	{
893	{ /* bright colors */	813	/* bright colors */
894	i -= 8;
895	# ifndef NO_BRIGHTCOLOR
896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	814	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
897	SET_PIXCOLOR (idx);
898	goto Done;	815	goto done;
899	# endif
900
901	}	816	}
		817
902	if (i >= 0 && i <= 7)	818	if (i >= 0 && i <= 7)
		819	{
903	{ /* normal colors */	820	/* normal colors */
904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	821	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
905	SET_PIXCOLOR (idx);
906	goto Done;	822	goto done;
907	}	823	}
908	}	824	}
909		825
910	if (!rXParseAllocColor (& xcol, color))	826	set_color (xcol, color);
911	return;
912
913	/* XStoreColor (display->display, display->cmap, XColor*); */
914		827
915	/*	828	/*
916	* FIXME: should free colors here, but no idea how to do it so instead,	829	* FIXME: should free colors here, but no idea how to do it so instead,
917	* so just keep gobbling up the colormap	830	* so just keep gobbling up the colormap
918	*/	831	*/
919	# if 0
920	for (i = Color_Black; i <= Color_White; i++)
921	if (pix_colors[idx] == pix_colors[i])
922	break;
923	if (i > Color_White)
924	{
925	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
926	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
927	DisplayPlanes (display->display, display->screen));
928	}
929	# endif
930		832
931	pix_colors_focused[idx] = xcol;	833	pix_colors_focused[idx] = xcol;
932	SET_PIXCOLOR (idx);
933		834
934	/* XSetWindowAttributes attr; */
935	/* Cursor cursor; */
936	Done:	835	done:
937	#ifdef OFF_FOCUS_FADING
938	if (rs[Rs_fade])
939	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
940	#endif
941
942	/*TODO: handle Color_BD, scrollbar background, etc. */	836	/*TODO: handle Color_BD, scrollbar background, etc. */
943		837
		838	update_fade_color (idx);
944	recolour_cursor ();	839	recolour_cursor ();
945	scr_recolour ();	840	scr_recolour ();
		841	#endif /* XTERM_COLOR_CHANGE */
946	}	842	}
947
948	#else
949	# define set_window_color (idx,color) ((void)0)
950	#endif /* XTERM_COLOR_CHANGE */
951		843
952	void	844	void
953	rxvt_term::recolour_cursor ()	845	rxvt_term::recolour_cursor ()
954	{	846	{
955	XColor xcol[2];	847	XColor fg, bg;
956		848
957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	849	(ISSET_PIXCOLOR (Color_pointer_fg)
958	? pix_colors_focused[Color_pointer_fg]	850	? pix_colors_focused[Color_pointer_fg]
959	: pix_colors_focused[Color_fg];	851	: pix_colors_focused[Color_fg]).get (fg);
		852
960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	853	(ISSET_PIXCOLOR (Color_pointer_bg)
961	? pix_colors_focused[Color_pointer_bg]	854	? pix_colors_focused[Color_pointer_bg]
962	: pix_colors_focused[Color_bg];	855	: pix_colors_focused[Color_bg]).get (bg);
963		856
964	XQueryColors (display->display, display->cmap, xcol, 2);	857	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
965	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
966	}	858	}
967		859
968	/*----------------------------------------------------------------------*/	860	/*----------------------------------------------------------------------*/
969	/*	861	/*
970	* find if fg/bg matches any of the normal (low-intensity) colors	862	* find if fg/bg matches any of the normal (low-intensity) colors
971	*/	863	*/
972	void	864	void
973	rxvt_term::set_colorfgbg ()	865	rxvt_term::set_colorfgbg ()
974	{	866	{
975	unsigned int i;	867	unsigned int i;
976	const char *xpmb = "\0";	868	const char *xpmb = "";
977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	869	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
978		870
979	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
980	strcpy (fstr, "default");	871	strcpy (fstr, "default");
981	strcpy (bstr, "default");	872	strcpy (bstr, "default");
982	for (i = Color_Black; i <= Color_White; i++)	873	for (i = Color_Black; i <= Color_White; i++)
983	if (pix_colors[Color_fg] == pix_colors[i])	874	if (pix_colors[Color_fg] == pix_colors[i])
984	{	875	{
…		…
988		879
989	for (i = Color_Black; i <= Color_White; i++)	880	for (i = Color_Black; i <= Color_White; i++)
990	if (pix_colors[Color_bg] == pix_colors[i])	881	if (pix_colors[Color_bg] == pix_colors[i])
991	{	882	{
992	sprintf (bstr, "%d", (i - Color_Black));	883	sprintf (bstr, "%d", (i - Color_Black));
993	#ifdef XPM_BACKGROUND	884	#ifdef BG_IMAGE_FROM_FILE
994	xpmb = "default;";	885	xpmb = "default;";
995	#endif	886	#endif
996	break;	887	break;
997	}	888	}
998		889
999	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	890	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1000	}	891	}
1001		892
1002	/*----------------------------------------------------------------------*/	893	/*----------------------------------------------------------------------*/
1003		894
1004	int	895	bool
1005	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	896	rxvt_term::set_color (rxvt_color &color, const char *name)
1006	{	897	{
1007	if (!screen_in_out->set (display, colour))	898	if (color.set (this, name))
1008	{
1009	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1010	return false;
1011	}
1012
1013	return true;	899	return true;
		900
		901	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		902	return false;
		903	}
		904
		905	void
		906	rxvt_term::alias_color (int dst, int src)
		907	{
		908	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1014	}	909	}
1015		910
1016	/* -------------------------------------------------------------------- *	911	/* -------------------------------------------------------------------- *
1017	* - WINDOW RESIZING - *	912	* - WINDOW RESIZING - *
1018	* -------------------------------------------------------------------- */	913	* -------------------------------------------------------------------- */
1019	void	914	void
1020	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	915	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1021	{	916	{
1022	int fix_screen;	917	int fix_screen;
		918	int old_width = szHint.width;
		919	int old_height = szHint.height;
1023		920
1024	#ifdef SMART_RESIZE
1025	int old_width = szHint.width, old_height = szHint.height;
1026	#endif
1027
1028	window_calc (width, height);	921	window_calc (newwidth, newheight);
		922
		923	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		924
		925	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		926	if (set_hint)
		927	{
		928	szHint.flags &= ~(PBaseSize | PResizeInc);
1029	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	929	XSetWMNormalHints (dpy, parent[0], &szHint);
		930	szHint.flags |= PBaseSize | PResizeInc;
		931	}
1030		932
1031	if (!ignoreparent)	933	if (!ignoreparent)
1032	{	934	{
1033	#ifdef SMART_RESIZE	935	#ifdef SMART_RESIZE
1034	/*	936	/*
…		…
1038	int x, y, x1, y1;	940	int x, y, x1, y1;
1039	int dx, dy;	941	int dx, dy;
1040	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	942	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1041	Window unused_cr;	943	Window unused_cr;
1042		944
1043	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	945	XTranslateCoordinates (dpy, parent[0], display->root,
1044	0, 0, &x, &y, &unused_cr);	946	0, 0, &x, &y, &unused_cr);
1045	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	947	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1046	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	948	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1047	/*	949	/*
1048	* if display->root isn't the parent window, a WM will probably have offset	950	* if display->root isn't the parent window, a WM will probably have offset
1049	* our position for handles and decorations. Counter it	951	* our position for handles and decorations. Counter it
1050	*/	952	*/
…		…
1052	{	954	{
1053	x -= x1;	955	x -= x1;
1054	y -= y1;	956	y -= y1;
1055	}	957	}
1056		958
1057	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	959	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1058	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	960	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1059	dx = old_width - szHint.width;	961	dx = old_width - szHint.width;
1060	dy = old_height - szHint.height;	962	dy = old_height - szHint.height;
1061		963
1062	/* Check position of the center of the window */	964	/* Check position of the center of the window */
1063	if (x < x1) /* left half */	965	if (x < x1) /* left half */
1064	dx = 0;	966	dx = 0;
…		…
1067	if (y < y1) /* top half */	969	if (y < y1) /* top half */
1068	dy = 0;	970	dy = 0;
1069	else if (y == y1) /* exact center */	971	else if (y == y1) /* exact center */
1070	dy /= 2;	972	dy /= 2;
1071		973
1072	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	974	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1073	szHint.width, szHint.height);	975	szHint.width, szHint.height);
1074	#else	976	#else
1075	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	977	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1076	#endif	978	#endif
1077	}	979	}
1078		980
		981	if (set_hint)
		982	XSetWMNormalHints (dpy, parent[0], &szHint);
		983
1079	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	984	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1080		985
1081	if (fix_screen || width != old_width || height != old_height)	986	if (fix_screen || newwidth != old_width || newheight != old_height)
1082	{	987	{
1083	if (scrollbar_visible ())	988	if (scrollBar.state)
1084	{	989	scrollBar.resize ();
1085	XMoveResizeWindow (display->display, scrollBar.win,
1086	window_sb_x, 0,
1087	scrollbar_TotalWidth (), szHint.height);
1088	resize_scrollbar ();
1089	}
1090		990
1091	if (menubar_visible ())
1092	XMoveResizeWindow (display->display, menuBar.win,
1093	window_vt_x, 0,
1094	TermWin_TotalWidth (), menuBar_TotalHeight ());
1095
1096	XMoveResizeWindow (display->display, TermWin.vt,	991	XMoveResizeWindow (dpy, vt,
1097	window_vt_x, window_vt_y,	992	window_vt_x, window_vt_y,
1098	TermWin_TotalWidth (), TermWin_TotalHeight ());	993	width, height);
1099	scr_clear ();	994
1100	#ifdef XPM_BACKGROUND	995	#ifdef HAVE_BG_PIXMAP
1101	resize_pixmap ();	996	if (bgPixmap.window_size_sensitive ())
		997	update_background ();
1102	#endif	998	#endif
1103	}	999	}
1104		1000
1105	if (fix_screen || old_height == 0)	1001	if (fix_screen || old_height == 0)
1106	{
1107	int curr_screen = -1;
1108	int old_ncol = prev_ncol;
1109
1110	/* scr_reset only works on the primary screen */
1111	if (old_height) /* this is not the first time through */
1112	{
1113	unsigned int ncol = TermWin.ncol;
1114	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1115	curr_screen = scr_change_screen (PRIMARY);
1116	TermWin.ncol = ncol;
1117	}
1118
1119	scr_reset ();	1002	scr_reset ();
1120		1003
1121	if (curr_screen >= 0) /* this is not the first time through */	1004	#ifdef HAVE_BG_PIXMAP
1122	{	1005	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1123	scr_change_screen (curr_screen);	1006	// if (bgPixmap.pixmap)
1124	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1007	// scr_touch (false);
1125	}	1008	#endif
1126	}
1127
1128	old_width = szHint.width;
1129	old_height = szHint.height;
1130		1009
1131	#ifdef USE_XIM	1010	#ifdef USE_XIM
1132	IMSetStatusPosition ();	1011	IMSetPosition ();
1133	#endif	1012	#endif
1134	}	1013	}
1135		1014
1136	/*	1015	/*
1137	* Set the width/height of the vt window in characters. Units are pixels.	1016	* Set the width/height of the vt window in characters. Units are pixels.
1138	* good for toggling 80/132 columns	1017	* good for toggling 80/132 columns
1139	*/	1018	*/
1140	void	1019	void
1141	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1020	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1142	{	1021	{
1143	XWindowAttributes wattr;	1022	XWindowAttributes wattr;
1144		1023
1145	if (width == 0 || height == 0)	1024	if (newwidth == 0 || newheight == 0)
1146	{	1025	{
1147	XGetWindowAttributes (display->display, display->root, &wattr);	1026	XGetWindowAttributes (dpy, display->root, &wattr);
		1027
1148	if (width == 0)	1028	if (newwidth == 0)
1149	width = wattr.width - szHint.base_width;	1029	newwidth = wattr.width - szHint.base_width;
1150	if (height == 0)	1030	if (newheight == 0)
1151	height = wattr.height - szHint.base_height;	1031	newheight = wattr.height - szHint.base_height;
1152	}
1153
1154	if (width != TermWin.width || height != TermWin.height)
1155	{	1032	}
		1033
		1034	if (newwidth != width || newheight != height)
		1035	{
1156	width += szHint.base_width;	1036	newwidth += szHint.base_width;
1157	height += szHint.base_height;	1037	newheight += szHint.base_height;
1158	resize_all_windows (width, height, 0);	1038	resize_all_windows (newwidth, newheight, 0);
1159	}	1039	}
1160	}	1040	}
1161		1041
1162	/* -------------------------------------------------------------------- *	1042	/* -------------------------------------------------------------------- *
1163	* - X INPUT METHOD ROUTINES - *	1043	* - X INPUT METHOD ROUTINES - *
…		…
1165	#ifdef USE_XIM	1045	#ifdef USE_XIM
1166		1046
1167	void	1047	void
1168	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1048	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1169	{	1049	{
1170	fg = pix_colors[Color_fg];	1050	fg = pix_colors [Color_fg];
1171	bg = pix_colors[Color_bg];	1051	bg = pix_colors [Color_bg];
1172	}	1052	}
1173		1053
1174	void	1054	void
1175	rxvt_term::im_set_size (XRectangle &size)	1055	rxvt_term::im_set_size (XRectangle &size)
1176	{	1056	{
1177	// the int_bwidth terms make no sense to me	1057	// the int_bwidth terms make no sense to me
1178	size.x = TermWin.int_bwidth;	1058	size.x = int_bwidth;
1179	size.y = TermWin.int_bwidth;	1059	size.y = int_bwidth;
1180	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1060	size.width = Width2Pixel (ncol) + int_bwidth;
1181	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1061	size.height = Height2Pixel (nrow) + int_bwidth;
1182	}	1062	}
1183		1063
1184	void	1064	void
1185	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1065	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1186	XRectangle &status_rect,	1066	XRectangle &status_rect,
1187	const XRectangle &needed_rect)	1067	const XRectangle &needed_rect)
1188	{	1068	{
1189	preedit_rect.x = needed_rect.width;	1069	preedit_rect.x = needed_rect.width;
1190	preedit_rect.y = 0;	1070	preedit_rect.y = 0;
1191	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1071	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1192	preedit_rect.height = TermWin.fheight;	1072	preedit_rect.height = fheight;
1193		1073
1194	status_rect.x = 0;	1074	status_rect.x = 0;
1195	status_rect.y = 0;	1075	status_rect.y = 0;
1196	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1076	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1197	status_rect.height = TermWin.fheight;	1077	status_rect.height = fheight;
1198	}	1078	}
1199		1079
1200	/* Checking whether input method is running. */	1080	/* Checking whether input method is running. */
1201	bool	1081	bool
1202	rxvt_term::IMisRunning ()	1082	rxvt_term::IMisRunning ()
1203	{	1083	{
1204	char *p;
1205	Atom atom;	1084	Atom atom;
1206	Window win;	1085	Window win;
1207	char server[IMBUFSIZ];	1086	char server[IMBUFSIZ];
1208		1087
1209	/* get current locale modifier */	1088	/* get current locale modifier */
1210	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1089	if (char *p = XSetLocaleModifiers (0))
1211	{	1090	{
1212	strcpy (server, "@server=");	1091	strcpy (server, "@server=");
1213	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1092	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1214		1093
1215	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1094	if (p = strchr (server + 1, '@')) /* first one only */
1216	*p = '\0';	1095	*p = '\0';
1217		1096
1218	atom = XInternAtom (display->display, server, False);	1097	atom = XInternAtom (dpy, server, False);
1219	win = XGetSelectionOwner (display->display, atom);	1098	win = XGetSelectionOwner (dpy, atom);
1220		1099
1221	if (win != None)	1100	if (win != None)
1222	return True;	1101	return True;
1223	}	1102	}
1224		1103
…		…
1230	{	1109	{
1231	XPoint nspot;	1110	XPoint nspot;
1232	XVaNestedList preedit_attr;	1111	XVaNestedList preedit_attr;
1233		1112
1234	if (!Input_Context	1113	if (!Input_Context
1235	|| !TermWin.focus	1114	|| !focus
1236	|| !(input_style & XIMPreeditPosition))	1115	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1237	return;	1116	return;
1238		1117
1239	im_set_position (nspot);	1118	im_set_position (nspot);
1240		1119
1241	if (nspot.x == spot.x && nspot.y == spot.y)	1120	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1260	input_method = 0;	1139	input_method = 0;
1261	}	1140	}
1262		1141
1263	Input_Context = 0;	1142	Input_Context = 0;
1264	}	1143	}
		1144
		1145	#ifdef ENABLE_XIM_ONTHESPOT
		1146
		1147	static void
		1148	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1149	{
		1150	((rxvt_term *)client_data)->make_current ();
		1151	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1152	}
		1153
		1154	static void
		1155	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1156	{
		1157	((rxvt_term *)client_data)->make_current ();
		1158	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1159	}
		1160
		1161	static void
		1162	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1163	{
		1164	rxvt_term *term = (rxvt_term *)client_data;
		1165	XIMText *text = call_data->text;
		1166
		1167	term->make_current ();
		1168
		1169	if (text)
		1170	{
		1171	wchar_t *str;
		1172
		1173	if (!text->encoding_is_wchar && text->string.multi_byte)
		1174	{
		1175	// of course, X makes it ugly again
		1176	if (term->rs[Rs_imLocale])
		1177	SET_LOCALE (term->rs[Rs_imLocale]);
		1178
		1179	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1180	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1181
		1182	if (term->rs[Rs_imLocale])
		1183	SET_LOCALE (term->locale);
		1184	}
		1185	else
		1186	str = text->string.wide_char;
		1187
		1188	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1189	DT_INT, call_data->caret,
		1190	DT_INT, call_data->chg_first,
		1191	DT_INT, call_data->chg_length,
		1192	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1193	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1194	DT_END));
		1195	}
		1196	else
		1197	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1198	DT_INT, call_data->caret,
		1199	DT_INT, call_data->chg_first,
		1200	DT_INT, call_data->chg_length,
		1201	DT_END));
		1202	}
		1203
		1204	#if 0
		1205	static void
		1206	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1207	{
		1208	((rxvt_term *)client_data)->make_current ();
		1209	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1210	DT_INT, call_data->position,
		1211	DT_INT, call_data->direction,
		1212	DT_INT, call_data->style,
		1213	DT_END));
		1214	}
		1215	#endif
		1216
		1217	#endif
1265		1218
1266	/*	1219	/*
1267	* Try to open a XIM with the current modifiers, then see if we can	1220	* Try to open a XIM with the current modifiers, then see if we can
1268	* open a suitable preedit type	1221	* open a suitable preedit type
1269	*/	1222	*/
…		…
1276	XRectangle rect, status_rect, needed_rect;	1229	XRectangle rect, status_rect, needed_rect;
1277	unsigned long fg, bg;	1230	unsigned long fg, bg;
1278	const char *p;	1231	const char *p;
1279	char **s;	1232	char **s;
1280	XIMStyles *xim_styles;	1233	XIMStyles *xim_styles;
		1234	#ifdef ENABLE_XIM_ONTHESPOT
		1235	XIMCallback xcb[4];
		1236	#endif
		1237
		1238	set_environ (envv);
1281		1239
1282	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1240	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1283	return false;	1241	return false;
1284		1242
1285	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1286	input_method = display->get_xim (locale, modifiers);	1243	input_method = display->get_xim (locale, modifiers);
1287	if (input_method == NULL)	1244	if (input_method == NULL)
1288	return false;	1245	return false;
1289		1246
1290	xim = input_method->xim;	1247	xim = input_method->xim;
…		…
1310	s = rxvt_splitcommastring (p);	1267	s = rxvt_splitcommastring (p);
1311		1268
1312	for (i = found = 0; !found && s[i]; i++)	1269	for (i = found = 0; !found && s[i]; i++)
1313	{	1270	{
1314	if (!strcmp (s[i], "OverTheSpot"))	1271	if (!strcmp (s[i], "OverTheSpot"))
1315	input_style = (XIMPreeditPosition | XIMStatusNothing);	1272	input_style = XIMPreeditPosition | XIMStatusNothing;
1316	else if (!strcmp (s[i], "OffTheSpot"))	1273	else if (!strcmp (s[i], "OffTheSpot"))
1317	input_style = (XIMPreeditArea | XIMStatusArea);	1274	input_style = XIMPreeditArea | XIMStatusArea;
1318	else if (!strcmp (s[i], "Root"))	1275	else if (!strcmp (s[i], "Root"))
1319	input_style = (XIMPreeditNothing | XIMStatusNothing);	1276	input_style = XIMPreeditNothing | XIMStatusNothing;
1320	else if (!strcmp (s[i], "None"))	1277	else if (!strcmp (s[i], "None"))
1321	input_style = (XIMPreeditNone | XIMStatusNone);	1278	input_style = XIMPreeditNone | XIMStatusNone;
		1279	#ifdef ENABLE_XIM_ONTHESPOT
		1280	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1281	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1282	#endif
		1283	else
		1284	input_style = XIMPreeditNothing | XIMStatusNothing;
1322		1285
1323	for (j = 0; j < xim_styles->count_styles; j++)	1286	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1287	if (input_style == xim_styles->supported_styles[j])
1325	{	1288	{
1326	rxvt_freecommastring (s);	1289	rxvt_freecommastring (s);
…		…
1360	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1323	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1361	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1324	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1362	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1325	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1326	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1364	"*",	1327	"*",
1365	TermWin.fheight,	1328	fheight,
1366	TermWin.fheight + 1, TermWin.fheight - 1,	1329	fheight + 1, fheight - 1,
1367	TermWin.fheight - 2, TermWin.fheight + 2);	1330	fheight - 2, fheight + 2);
1368		1331
1369	fs = XCreateFontSet (display->display, pat,	1332	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1370	&missing_charset_list, &missing_charset_count, &def_string);	1333	&missing_charset_list, &missing_charset_count, &def_string);
1371		1334
1372	if (missing_charset_list)	1335	if (missing_charset_list)
1373	XFreeStringList (missing_charset_list);	1336	XFreeStringList (missing_charset_list);
1374		1337
…		…
1415	XNBackground, bg,	1378	XNBackground, bg,
1416	XNArea, &status_rect,	1379	XNArea, &status_rect,
1417	XNFontSet, fs,	1380	XNFontSet, fs,
1418	NULL);	1381	NULL);
1419	}	1382	}
		1383	#if ENABLE_XIM_ONTHESPOT
		1384	else if (input_style & XIMPreeditCallbacks)
		1385	{
		1386	im_set_position (spot);
		1387
		1388	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1389	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1390	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1391	# if 0
		1392	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1393	# endif
		1394
		1395	preedit_attr = XVaCreateNestedList (0,
		1396	XNSpotLocation, &spot,
		1397	XNPreeditStartCallback, &xcb[0],
		1398	XNPreeditDoneCallback , &xcb[1],
		1399	XNPreeditDrawCallback , &xcb[2],
		1400	# if 0
		1401	XNPreeditCaretCallback, &xcb[3],
		1402	# endif
		1403	NULL);
		1404	}
		1405	#endif
1420		1406
1421	Input_Context = XCreateIC (xim,	1407	Input_Context = XCreateIC (xim,
1422	XNInputStyle, input_style,	1408	XNInputStyle, input_style,
1423	XNClientWindow, TermWin.vt,	1409	XNClientWindow, vt,
1424	XNFocusWindow, TermWin.parent[0],	1410	XNFocusWindow, parent[0],
1425	preedit_attr ? XNPreeditAttributes : NULL,	1411	preedit_attr ? XNPreeditAttributes : NULL,
1426	preedit_attr,	1412	preedit_attr,
1427	status_attr ? XNStatusAttributes : NULL,	1413	status_attr ? XNStatusAttributes : NULL,
1428	status_attr, NULL);	1414	status_attr, NULL);
1429		1415
1430	if (preedit_attr) XFree (preedit_attr);	1416	if (preedit_attr) XFree (preedit_attr);
1431	if (status_attr) XFree (status_attr);	1417	if (status_attr) XFree (status_attr);
1432	if (fs) XFreeFontSet (display->display, fs);	1418	if (fs) XFreeFontSet (dpy, fs);
1433		1419
1434	if (Input_Context == NULL)	1420	if (Input_Context == NULL)
1435	{	1421	{
1436	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1422	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1437	im_destroy ();	1423	im_destroy ();
1438	return false;	1424	return false;
1439	}	1425	}
1440		1426
1441	if (input_style & XIMPreeditArea)	1427	#if 0
		1428	// unfortunately, only the focus window is used by XIM, hard to fix
		1429	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1430	vt_select_input ();
		1431	#endif
		1432
1442	IMSetStatusPosition ();	1433	IMSetPosition ();
1443		1434
1444	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1445	return true;	1435	return true;
1446	}	1436	}
1447		1437
1448	void	1438	void
1449	rxvt_term::im_cb ()	1439	rxvt_term::im_cb ()
1450	{	1440	{
1451	int i, found, had_im;	1441	int i;
1452	const char *p;	1442	const char *p;
1453	char **s;	1443	char **s;
1454	char buf[IMBUFSIZ];	1444	char buf[IMBUFSIZ];
1455		1445
		1446	make_current ();
		1447
1456	im_destroy ();	1448	im_destroy ();
1457		1449
1458	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1459	if (Input_Context)	1450	if (Input_Context)
1460	return;	1451	return;
1461		1452
1462	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1453	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1463	if (rs[Rs_imLocale])	1454	if (rs[Rs_imLocale])
…		…
1505	SET_LOCALE (locale);	1496	SET_LOCALE (locale);
1506	#endif	1497	#endif
1507	}	1498	}
1508		1499
1509	void	1500	void
1510	rxvt_term::IMSetStatusPosition ()	1501	rxvt_term::IMSetPosition ()
1511	{	1502	{
1512	XRectangle preedit_rect, status_rect, *needed_rect;	1503	XRectangle preedit_rect, status_rect, *needed_rect;
1513	XVaNestedList preedit_attr, status_attr;	1504	XVaNestedList preedit_attr, status_attr;
1514		1505
1515	if (!Input_Context	1506	if (!Input_Context
1516	|| !TermWin.focus	1507	|| !focus
1517	|| !(input_style & XIMPreeditArea)	1508	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1518	|| !IMisRunning ())	1509	|| !IMisRunning ())
1519	return;	1510	return;
1520		1511
		1512	if (input_style & XIMPreeditPosition)
		1513	{
		1514	im_set_size (preedit_rect);
		1515	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1516
		1517	XSetICValues (Input_Context,
		1518	XNPreeditAttributes, preedit_attr, NULL);
		1519	}
		1520	else
		1521	{
1521	/* Getting the necessary width of preedit area */	1522	/* Getting the necessary width of preedit area */
1522	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1523	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1523	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1524	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1524	XFree (status_attr);	1525	XFree (status_attr);
1525		1526
1526	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1527	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1527	XFree (needed_rect);	1528	XFree (needed_rect);
1528		1529
1529	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1530	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1530	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1531	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1531		1532
1532	XSetICValues (Input_Context,	1533	XSetICValues (Input_Context,
1533	XNPreeditAttributes, preedit_attr,	1534	XNPreeditAttributes, preedit_attr,
1534	XNStatusAttributes, status_attr, NULL);	1535	XNStatusAttributes, status_attr,
		1536	NULL);
1535		1537
		1538	XFree (status_attr);
		1539	}
		1540
1536	XFree (preedit_attr);	1541	XFree (preedit_attr);
1537	XFree (status_attr);
1538	}	1542	}
1539	#endif /* USE_XIM */	1543	#endif /* USE_XIM */
1540		1544
1541	/*----------------------------------------------------------------------*/	1545	void
1542	rxvt_t rxvt_current_term;	1546	rxvt_term::get_window_origin (int &x, int &y)
		1547	{
		1548	Window cr;
		1549	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1550	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1551	}
		1552
		1553	Pixmap
		1554	rxvt_term::get_pixmap_property (int prop_id)
		1555	{
		1556	if (prop_id > 0 && prop_id < NUM_XA)
		1557	if (xa[prop_id])
		1558	{
		1559	int aformat;
		1560	unsigned long nitems, bytes_after;
		1561	Atom atype;
		1562	unsigned char *prop = NULL;
		1563	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1564	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1565	&nitems, &bytes_after, &prop);
		1566	if (result == Success && prop && atype == XA_PIXMAP)
		1567	return *(Pixmap *)prop;
		1568	}
		1569
		1570	return None;
		1571	}
		1572
		1573	#ifdef HAVE_BG_PIXMAP
		1574	# if TRACE_PIXMAPS
		1575	# undef update_background
		1576	void
		1577	rxvt_term::trace_update_background (const char *file, int line)
		1578	{
		1579	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1580	update_background ();
		1581	}
		1582	# endif
		1583
		1584	void
		1585	rxvt_term::update_background ()
		1586	{
		1587	if (update_background_ev.is_active ())
		1588	return;
		1589
		1590	bgPixmap.invalidate ();
		1591
		1592	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1593
		1594	if (to_wait <= 0.)
		1595	bgPixmap.render ();
		1596	else
		1597	update_background_ev.start (to_wait);
		1598	}
		1599
		1600	void
		1601	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1602	{
		1603	make_current ();
		1604
		1605	update_background_ev.stop ();
		1606	bgPixmap.render ();
		1607	refresh_check ();
		1608	}
		1609
		1610	#endif /* HAVE_BG_PIXMAP */
1543		1611
1544	/*----------------------- end-of-file (C source) -----------------------*/	1612	/*----------------------- end-of-file (C source) -----------------------*/

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