ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/main.C

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.80 by root, Fri Aug 13 19:31:23 2004 UTC vs.
Revision 1.399 by sf-exg, Tue Oct 13 08:10:43 2015 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) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
		17	* Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
17	*	18	*
18	* This program is free software; you can redistribute it and/or modify	19	* 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	20	* 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	21	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	22	* (at your option) any later version.
22	*	23	*
23	* This program is distributed in the hope that it will be useful,	24	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	25	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	26	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	31	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	32	*---------------------------------------------------------------------*/
32		33
33	#include "../config.h" /* NECESSARY */	34	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	35	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	36	#include "init.h"
		37	#include "keyboard.h"
		38	#include "rxvtperl.h"
36		39
		40	#include <limits>
		41
		42	#include <assert.h>
37	#include <signal.h>	43	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	#include <string.h>
41	#endif
42		45
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	#include <termios.h>
45	#endif
46		47
47	#include <cstring>	48	#ifdef HAVE_XSETLOCALE
		49	# define X_LOCALE
		50	# include <X11/Xlocale.h>
		51	#else
		52	# include <locale.h>
		53	#endif
48		54
		55	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	56	vector<rxvt_term *> rxvt_term::termlist;
50		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
51	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
52		62
53	bool	63	bool
54	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
55	{	65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
56	if (!locale || !STRNCMP (locale, curlocale, 128))	71	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	72	return false;
58		73
59	STRNCPY (curlocale, locale, 128);	74	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
61	return true;	76	return true;
62	}	77	}
63		78
		79	void
		80	rxvt_push_locale (const char *locale) NOTHROW
		81	{
		82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
		85
		86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
64	#if ENABLE_COMBINING	92	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	93	class rxvt_composite_vec rxvt_composite;
66		94
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	96	{
69	compose_char *cc;	97	compose_char *cc;
70		98
71	// break compose chains, as stupid readline really likes to duplicate	99	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	100	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	101	cc = (*this)[c1];
74	while (cc)	102	while (cc)
75	{	103	{
76	if (cc->c2 == c2) return c1;	104	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	105	cc = (*this)[cc->c1];
78	}	106	}
79		107
80	// check to see wether this combination already exists otherwise	108	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	109	for (cc = v.begin (); cc < v.end (); cc++)
82	{
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	}
86		112
87	// allocate a new combination	113	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	115	{
90	static int seen;	116	static int seen;
91		117
92	if (!seen++)	118	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	119	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		120
95	return REPLACEMENT_CHAR;	121	return REPLACEMENT_CHAR;
96	}	122	}
97		123
98	v.push_back (compose_char (c1, c2));	124	v.push_back (compose_char (c1, c2));
…		…
123	return len;	149	return len;
124		150
125	}	151	}
126	#endif	152	#endif
127		153
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
144	:	155	{
145	#if TRANSPARENT	156	#if HAVE_BG_PIXMAP
146	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	#endif
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif	158	#endif
154	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	161	#endif
157	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
159	#endif	164	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	167	#endif
163	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	170	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#if USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
168	#endif	180	#endif
169	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	183	#endif
172	#ifdef USE_XIM	184	#ifndef NO_BELL
173	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
174	#endif	186	#endif
175	termwin_ev (this, &rxvt_term::x_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	vt_ev (this, &rxvt_term::x_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	check_ev (this, &rxvt_term::check_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	flush_ev (this, &rxvt_term::flush_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	destroy_ev (this, &rxvt_term::destroy_cb),	191	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
180	pty_ev (this, &rxvt_term::pty_cb),	192	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
181	incr_ev (this, &rxvt_term::incr_cb)	193
182	{
183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	194	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
184		195
185	termlist.push_back (this);	196	termlist.push_back (this);
		197
		198	#ifdef KEYSYM_RESOURCE
		199	keyboard = new keyboard_manager;
		200	#endif
		201	}
		202
		203	// clean up the most important stuff, do *not* call x or free mem etc.
		204	// for use before an emergency exit
		205	void
		206	rxvt_term::emergency_cleanup ()
		207	{
		208	if (cmd_pid)
		209	kill (-cmd_pid, SIGHUP);
		210
		211	pty_ev.stop ();
		212	delete pty; pty = 0;
186	}	213	}
187		214
188	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
189	{	216	{
190	termlist.erase (find (termlist.begin (), termlist.end(), this));	217	termlist.erase (find (termlist.begin (), termlist.end(), this));
191		218
192	if (cmd_fd >= 0)	219	emergency_cleanup ();
193	close (cmd_fd);
194		220
195	#ifndef NO_SETOWNER_TTYDEV	221	#if ENABLE_STYLES
196	privileged_ttydev (RESTORE);	222	for (int i = RS_styleCount; --i; )
		223	if (fontset[i] != fontset[0])
		224	delete fontset[i];
197	#endif	225	#endif
198	#ifdef UTMP_SUPPORT
199	privileged_utmp (RESTORE);
200	#endif
201
202	delete TermWin.fontset;	226	delete fontset[0];
		227
		228	#ifdef HAVE_BG_PIXMAP
		229	bg_destroy ();
		230	#endif
		231
		232	#if HAVE_IMG
		233	delete bg_img;
		234	#endif
203		235
204	if (display)	236	if (display)
205	{	237	{
206	selection_clear ();	238	selection_clear ();
		239	selection_clear (true);
207		240
208	#ifdef USE_XIM	241	#if USE_XIM
209	im_destroy ();	242	im_destroy ();
210	#endif	243	#endif
211	#ifdef MENUBAR	244	scrollBar.destroy ();
212	if (menubarGC) XFreeGC (display->display, menubarGC);
213	#endif
214	#ifdef XTERM_SCROLLBAR
215	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
216	if (ShadowGC) XFreeGC (display->display, ShadowGC);
217	#endif
218	#ifdef PLAIN_SCROLLBAR
219	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
220	#endif
221	#ifdef NEXT_SCROLLBAR
222	if (blackGC) XFreeGC (display->display, blackGC);
223	if (whiteGC) XFreeGC (display->display, whiteGC);
224	if (grayGC) XFreeGC (display->display, grayGC);
225	if (darkGC) XFreeGC (display->display, darkGC);
226	if (stippleGC) XFreeGC (display->display, stippleGC);
227	if (dimple) XFreePixmap (display->display, dimple);
228	if (upArrow) XFreePixmap (display->display, upArrow);
229	if (downArrow) XFreePixmap (display->display, downArrow);
230	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
231	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
232	#endif
233	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
234	if (topShadowGC) XFreeGC (display->display, topShadowGC);
235	if (botShadowGC) XFreeGC (display->display, botShadowGC);
236	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
237	#endif
238	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
239		245
240	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	246	if (gc)
		247	XFreeGC (dpy, gc);
		248
241	delete menuBar.drawable;	249	delete drawable;
242	//if (menuBar.win)	250
243	// XDestroyWindow (display->display, menuBar.win);
244	#endif
245	delete TermWin.drawable;
246	// destroy all windows	251	// destroy all windows
247	if (TermWin.parent[0])	252	if (parent)
248	XDestroyWindow (display->display, TermWin.parent[0]);	253	XDestroyWindow (dpy, parent);
249	}
250		254
251	// TODO: free pixcolours, colours should become part of rxvt_display	255	for (int i = 0; i < TOTAL_COLORS; i++)
252		256	if (ISSET_PIXCOLOR (i))
253	delete PixColorsFocused;	257	{
		258	pix_colors_focused [i].free (this);
254	#ifdef OFF_FOCUS_FADING	259	#if OFF_FOCUS_FADING
255	delete PixColorsUnFocused;	260	if (rs[Rs_fade])
		261	pix_colors_unfocused [i].free (this);
256	#endif	262	#endif
		263	}
257		264
		265	clear ();
		266
		267	display->flush (); /* ideally .put should do this */
258	displays.put (display);	268	displays.put (display);
		269	}
259		270
260	scr_release ();	271	scr_release ();
261		272
262	/* clear all resources */	273	/* clear all resources */
263	for (int i = 0; i < allocated.size (); i++)	274	for (int i = 0; i < allocated.size (); i++)
264	free (allocated[i]);	275	free (allocated [i]);
265		276
266	free (selection.text);	277	free (selection.text);
267	// TODO: manage env vars in child only(!)	278	free (selection.clip_text);
268	free (env_windowid);
269	free (env_display);
270	free (env_term);
271	free (env_colorfgbg);
272	free (locale);	279	free (locale);
273	#if 0	280	free (v_buffer);
274	free (codeset);	281
275	#endif	282	delete selection_req;
		283
		284	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		285	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		286
		287	delete [] env;
276		288
277	delete envv;	289	delete envv;
278	delete argv;	290	delete argv;
		291
		292	#ifdef KEYSYM_RESOURCE
		293	delete keyboard;
		294	#endif
		295	#ifndef NO_RESOURCES
		296	XrmDestroyDatabase (option_db);
		297	#endif
		298
		299	SET_R ((rxvt_term *)0);
		300	}
		301
		302	// child has exited, usually destroys
		303	void
		304	rxvt_term::child_cb (ev::child &w, int status)
		305	{
		306	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		307
		308	cmd_pid = 0;
		309
		310	if (!option (Opt_hold))
		311	destroy ();
279	}	312	}
280		313
281	void	314	void
282	rxvt_term::destroy ()	315	rxvt_term::destroy ()
283	{	316	{
284	if (destroy_ev.active)	317	if (destroy_ev.is_active ())
285	return;	318	return;
		319
		320	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		321
		322	#if ENABLE_OVERLAY
		323	scr_overlay_off ();
		324	#endif
286		325
287	if (display)	326	if (display)
288	{	327	{
289	#if USE_XIM	328	#if USE_XIM
290	im_ev.stop (display);	329	im_ev.stop (display);
291	#endif	330	#endif
292	#if HAVE_SCROLLBARS
293	scrollbar_ev.stop (display);	331	scrollbar_ev.stop (display);
294	#endif	332	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
295	#if MENUBAR
296	menubar_ev.stop (display);
297	#endif
298	#if TRANSPARENT
299	rootwin_ev.stop (display);	333	rootwin_ev.stop (display);
300	#endif	334	#endif
301	incr_ev.stop ();
302	termwin_ev.stop (display);	335	termwin_ev.stop (display);
303	vt_ev.stop (display);	336	vt_ev.stop (display);
304	}	337	}
305		338
306	check_ev.stop ();	339	flush_ev.stop ();
307	pty_ev.stop ();	340	pty_ev.stop ();
308	#ifdef CURSOR_BLINK	341	#ifdef CURSOR_BLINK
309	cursor_blink_ev.stop ();	342	cursor_blink_ev.stop ();
310	#endif	343	#endif
311	#ifdef TEXT_BLINK	344	#ifdef TEXT_BLINK
…		…
319	#endif	352	#endif
320	#ifdef POINTER_BLANK	353	#ifdef POINTER_BLANK
321	pointer_ev.stop ();	354	pointer_ev.stop ();
322	#endif	355	#endif
323		356
324	destroy_ev.start (0);	357	destroy_ev.start ();
325	}	358	}
326		359
327	void	360	void
328	rxvt_term::destroy_cb (time_watcher &w)	361	rxvt_term::destroy_cb (ev::idle &w, int revents)
329	{	362	{
330	SET_R (this);	363	make_current ();
331		364
332	delete this;	365	delete this;
333	}	366	}
334		367
335	/*----------------------------------------------------------------------*/
336	/* rxvt_init () */
337	bool
338	rxvt_term::init (int argc, const char *const *argv)
339	{
340	SET_R (this);
341
342	if (!init_vars ())
343	return false;
344
345	/*
346	* Save and then give up any super-user privileges
347	* If we need privileges in any area then we must specifically request it.
348	* We should only need to be root in these cases:
349	* 1. write utmp entries on some systems
350	* 2. chown tty on some systems
351	*/
352	privileges (SAVE);
353	privileges (IGNORE);
354
355	init_secondary ();
356
357	const char **cmd_argv = init_resources (argc, argv);
358
359	set_locale ("");
360
361	#if MENUBAR_MAX
362	menubar_read (rs[Rs_menu]);
363	#endif
364	#ifdef HAVE_SCROLLBARS
365	if (Options & Opt_scrollBar)
366	scrollBar.setIdle (); /* set existence for size calculations */
367	#endif
368
369	create_windows (argc, argv);
370
371	init_xlocale ();
372
373	scr_reset (); /* initialize screen */
374
375	#if 0
376	XSynchronize (display->display, True);
377	#endif
378
379	#ifdef HAVE_SCROLLBARS
380	if (Options & Opt_scrollBar)
381	resize_scrollbar (); /* create and map scrollbar */
382	#endif
383	#if (MENUBAR_MAX)
384	if (menubar_visible ())
385	XMapWindow (display->display, menuBar.win);
386	#endif
387	#ifdef TRANSPARENT
388	if (Options & Opt_transparent)
389	{
390	XSelectInput (display->display, display->root, PropertyChangeMask);
391	check_our_parents ();
392	rootwin_ev.start (display, display->root);
393	}
394	#endif
395
396	XMapWindow (display->display, TermWin.vt);
397	XMapWindow (display->display, TermWin.parent[0]);
398
399	init_command (cmd_argv);
400
401	pty_ev.start (cmd_fd, EVENT_READ);
402
403	check_ev.start ();
404
405	return true;
406	}
407
408	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
409
410	void	368	void
411	rxvt_init_signals ()	369	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
412	{	370	{
413	/* install exit handler for cleanup */	371	if (!opt)
414	#if 0
415	#ifdef HAVE_ATEXIT
416	atexit (rxvt_clean_exit);
417	#else
418	#endif
419	#endif
420
421	struct sigaction sa;
422
423	sigfillset (&sa.sa_mask);
424	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
425	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
426	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
427	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
428	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
429	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
430	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
431
432	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
433	/* signal (SIGURG, SIG_DFL); */
434
435	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
436	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
437	}
438
439	/* ------------------------------------------------------------------------- *
440	* SIGNAL HANDLING & EXIT HANDLER *
441	* ------------------------------------------------------------------------- */
442	/*
443	* Catch a SIGCHLD signal and exit if the direct child has died
444	*/
445
446	void rxvt_term::child_exited (int pid)
447	{
448	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
449	if (pid == (*t)->cmd_pid)
450	{
451	(*t)->destroy ();
452	break;
453	}
454	}
455
456	/* ARGSUSED */
457	/* EXTPROTO */
458	RETSIGTYPE
459	rxvt_Child_signal (int sig __attribute__ ((unused)))
460	{
461	int pid, save_errno = errno;
462
463	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
464	rxvt_term::child_exited (pid);
465
466	errno = save_errno;
467	}
468
469	/*
470	* Catch a fatal signal and tidy up before quitting
471	*/
472	/* EXTPROTO */
473	RETSIGTYPE
474	rxvt_Exit_signal (int sig)
475	{
476	signal (sig, SIG_DFL);
477	#ifdef DEBUG_CMD
478	rxvt_warn ("caught signal %d, exiting.\n", sig);
479	#endif
480	rxvt_clean_exit ();
481	kill (getpid (), sig);
482	}
483
484	/* INTPROTO */
485	int
486	rxvt_xerror_handler (Display *display, XErrorEvent *event)
487	{
488	if (GET_R->allowedxerror == -1)
489	GET_R->allowedxerror = event->error_code;
490	else
491	{
492	old_xerror_handler (display, event);
493	GET_R->destroy ();
494	}
495
496	return 0;	372	return;
		373
		374	uint8_t mask = 1 << (opt & 7);
		375	uint8_t &val = options [opt >> 3];
		376
		377	val = val & ~mask | (set ? mask : 0);
497	}	378	}
498		379
499	/*----------------------------------------------------------------------*/	380	/*----------------------------------------------------------------------*/
500	/*	381	/*
501	* Exit gracefully, clearing the utmp entry and restoring tty attributes	382	* Exit gracefully, clearing the utmp entry and restoring tty attributes
502	* TODO: if debugging, this should free up any known resources if we can
503	*/	383	*/
504	/* EXTPROTO */	384	static XErrorHandler old_xerror_handler;
505	void
506	rxvt_clean_exit ()
507	{
508	// TODO: rxvtd should clean up all ressources
509	if (GET_R)
510	GET_R->destroy ();
511	}
512		385
513	/* ------------------------------------------------------------------------- *	386	static void
514	* MEMORY ALLOCATION WRAPPERS *	387	rxvt_emergency_cleanup ()
515	* ------------------------------------------------------------------------- */
516	/* EXTPROTO */
517	void *
518	rxvt_malloc (size_t size)
519	{	388	{
520	void *p;	389	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
521		390	(*t)->emergency_cleanup ();
522	p = malloc (size);
523	if (p)
524	return p;
525
526	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
527	rxvt_clean_exit ();
528	exit (EXIT_FAILURE);
529	/* NOTREACHED */
530	}	391	}
531		392
532	/* EXTPROTO */	393	#if !ENABLE_MINIMAL
533	void *	394	static void ecb_cold
534	rxvt_calloc (size_t number, size_t size)	395	print_x_error (Display *dpy, XErrorEvent *event)
535	{	396	{
536	void *p;	397	char buffer[BUFSIZ];
		398	char mesg[BUFSIZ];
		399	char number[32];
537		400
538	p = calloc (number, size);	401	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
539	if (p)
540	return p;
541		402
542	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	403	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
543	rxvt_clean_exit ();	404	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
544	exit (EXIT_FAILURE);
545	/* NOTREACHED */
546	}
547		405
548	/* EXTPROTO */	406	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
549	void *	407	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
550	rxvt_realloc (void *ptr, size_t size)	408	rxvt_warn ("+ %s: %s\n", mesg, buffer);
551	{
552	void *p;
553		409
554	if (ptr)	410	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
555	p = realloc (ptr, size);	411	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		412
		413	if (event->request_code >= 128)
		414	{
		415	#if 0
		416	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		417	int nexts;
		418	char **exts = XListExtensions (dpy, &nexts);
		419
		420	while (nexts)
		421	{
		422	char *extname = exts [nexts - 1];
		423	int major, first_event, first_error;
		424
		425	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		426	{
		427	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		428	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		429
		430	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		431	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		432	rxvt_warn ("+ (which is %s)\n", buffer);
		433
		434	break;
		435	}
		436
		437	printf ("nextss %d %s\n", nexts, extname);//D
		438	--nexts;
		439	++exts;
		440	}
		441	#else
		442	int nexts = 0;
		443	char **exts = 0;
		444	#endif
		445
		446	if (!nexts)
		447	{
		448	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		449
		450	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		451	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		452
		453	#if 0
		454	sprintf (number, "RENDER.%d", event->minor_code);
		455	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		456	rxvt_warn ("+ (which is %s)\n", buffer);
		457	#endif
		458	}
		459
		460	XFreeExtensionList (exts);
		461	}
556	else	462	else
557	p = malloc (size);	463	{
558	if (p)	464	sprintf (number, "%d", event->request_code);
		465	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		466	rxvt_warn ("+ (which is %s)\n", buffer);
		467	}
		468
		469	if (event->error_code == BadWindow
		470	|| event->error_code == BadPixmap
		471	|| event->error_code == BadCursor
		472	|| event->error_code == BadFont
		473	|| event->error_code == BadDrawable
		474	|| event->error_code == BadColor
		475	|| event->error_code == BadGC
		476	|| event->error_code == BadIDChoice
		477	|| event->error_code == BadValue
		478	|| event->error_code == BadAtom)
		479	{
		480	if (event->error_code == BadValue)
		481	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		482	else if (event->error_code == BadAtom)
		483	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		484	else
		485	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		486
		487	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		488	}
		489	}
		490	#endif
		491
		492	int ecb_cold
		493	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		494	{
		495	if (GET_R && GET_R->allowedxerror == -1)
		496	GET_R->allowedxerror = event->error_code;
		497	else
		498	{
		499	// GET_R is most likely not the terminal which caused the error,
		500	// so just output the error and continue
		501	#if ENABLE_MINIMAL
		502	old_xerror_handler (display, event);
		503	#else
		504	print_x_error (display, event);
		505	#endif
		506	}
		507
559	return p;	508	return 0;
		509	}
560		510
561	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	511	int ecb_cold
562	rxvt_clean_exit ();	512	rxvt_xioerror_handler (Display *display)
		513	{
		514	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		515	DisplayString (display));
		516	rxvt_emergency_cleanup ();
563	exit (EXIT_FAILURE);	517	_exit (EXIT_FAILURE);
564	/* NOTREACHED */
565	}	518	}
566		519
567	/* ------------------------------------------------------------------------- *	520	static struct sig_handlers
568	* PRIVILEGED OPERATIONS *
569	* ------------------------------------------------------------------------- */
570	/* take care of suid/sgid super-user (root) privileges */
571	void
572	rxvt_term::privileges (int mode)
573	{	521	{
574	#if ! defined(__CYGWIN32__)	522	ev::sig sw_term, sw_int;
575	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	523
576	/* setreuid () is the poor man's setuid (), seteuid () */	524	/*
577	# define seteuid(a) setreuid(-1, (a))	525	* Catch a fatal signal and tidy up before quitting
578	# define setegid(a) setregid(-1, (a))	526	*/
579	# define HAVE_SETEUID	527	void sig_term (ev::sig &w, int revents);
		528
		529	sig_handlers ()
		530	{
		531	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		532	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		533	}
		534	} sig_handlers;
		535
		536	void
		537	sig_handlers::sig_term (ev::sig &w, int revents)
		538	{
		539	rxvt_emergency_cleanup ();
		540	w.stop ();
		541	kill (getpid (), w.signum);
		542	}
		543
		544	static void
		545	rxvt_get_ttymode (struct termios *tio)
		546	{
		547	if (tcgetattr (STDIN_FILENO, tio) < 0)
		548	memset (tio, 0, sizeof (struct termios));
		549
		550	for (int i = 0; i < NCCS; i++)
		551	tio->c_cc[i] = VDISABLE;
		552
		553	tio->c_cc[VINTR] = CINTR;
		554	tio->c_cc[VQUIT] = CQUIT;
		555	tio->c_cc[VERASE] = CERASE;
		556	#ifdef VERASE2
		557	tio->c_cc[VERASE2] = CERASE2;
		558	#endif
		559	tio->c_cc[VKILL] = CKILL;
		560	tio->c_cc[VEOF] = CEOF;
		561	tio->c_cc[VSTART] = CSTART;
		562	tio->c_cc[VSTOP] = CSTOP;
		563	tio->c_cc[VSUSP] = CSUSP;
		564	# ifdef VDSUSP
		565	tio->c_cc[VDSUSP] = CDSUSP;
580	# endif	566	# endif
581	# ifdef HAVE_SETEUID	567	# ifdef VREPRINT
582	switch (mode)	568	tio->c_cc[VREPRINT] = CRPRNT;
583	{
584	case IGNORE:
585	/*
586	* change effective uid/gid - not real uid/gid - so we can switch
587	* back to root later, as required
588	*/
589	seteuid (getuid ());
590	setegid (getgid ());
591	break;
592	case SAVE:
593	euid = geteuid ();
594	egid = getegid ();
595	break;
596	case RESTORE:
597	seteuid (euid);
598	setegid (egid);
599	break;
600	}
601	# else
602	switch (mode)
603	{
604	case IGNORE:
605	setuid (getuid ());
606	setgid (getgid ());
607	/* FALLTHROUGH */
608	case SAVE:
609	/* FALLTHROUGH */
610	case RESTORE:
611	break;
612	}
613	# endif	569	# endif
614	#endif	570	# ifdef VDISCRD
615	}	571	tio->c_cc[VDISCRD] = CFLUSH;
616
617	#ifdef UTMP_SUPPORT
618	void
619	rxvt_term::privileged_utmp (char action)
620	{
621	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
622	action, next_utmp_action, getpid ()));
623	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
624	|| (Options & Opt_utmpInhibit)
625	|| ttydev == NULL || *ttydev == '\0')
626	return;
627
628	privileges (RESTORE);
629	if (action == SAVE)
630	{
631	next_utmp_action = RESTORE;
632	makeutent (ttydev, rs[Rs_display_name]);
633	}
634	else
635	{ /* action == RESTORE */
636	next_utmp_action = IGNORE;
637	cleanutent ();
638	}
639	privileges (IGNORE);
640	}
641	#endif
642
643	#ifndef NO_SETOWNER_TTYDEV
644	void
645	rxvt_term::privileged_ttydev (char action)
646	{
647	D_MAIN ((stderr,
648	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
649	action, next_tty_action, getpid ()));
650	if (next_tty_action != action || (action != SAVE && action != RESTORE)
651	|| ttydev == NULL || *ttydev == '\0')
652	return;
653
654	privileges (RESTORE);
655
656	if (action == SAVE)
657	{
658	next_tty_action = RESTORE;
659	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
660	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
661	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
662	next_tty_action = IGNORE;
663	else
664	# endif	572	# endif
665		573	# ifdef VWERSE
666	{	574	tio->c_cc[VWERSE] = CWERASE;
667	chown (ttydev, getuid (), ttygid); /* fail silently */
668	chmod (ttydev, ttymode);
669	# ifdef HAVE_REVOKE
670	revoke (ttydev);
671	# endif	575	# endif
672		576	# ifdef VLNEXT
673	}	577	tio->c_cc[VLNEXT] = CLNEXT;
674	}
675	else
676	{ /* action == RESTORE */
677	next_tty_action = IGNORE;
678	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
679	chmod (ttydev, ttyfd_stat.st_mode);
680	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
681	# else
682	chmod (ttydev,
683	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
684	chown (ttydev, 0, 0);
685	# endif	578	# endif
686		579	# ifdef VSTATUS
687	}	580	tio->c_cc[VSTATUS] = CSTATUS;
688
689	privileges (IGNORE);
690
691	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
692	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
693	action == RESTORE ? "Restoring" : (action ==
694	SAVE ? "Saving" :
695	"UNKNOWN ERROR for"), ttydev,
696	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
697	ttyfd_stat.st_gid));
698	# endif	581	# endif
699	}	582
		583	# if VMIN != VEOF
		584	tio->c_cc[VMIN] = 1;
700	#endif	585	# endif
		586	# if VTIME != VEOL
		587	tio->c_cc[VTIME] = 0;
		588	# endif
		589
		590	/* input modes */
		591	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		592	# ifdef IMAXBEL
		593	| IMAXBEL
		594	# endif
		595	| IXON);
		596
		597	/* output modes */
		598	tio->c_oflag = (OPOST | ONLCR);
		599
		600	/* control modes */
		601	tio->c_cflag = (CS8 | CREAD);
		602
		603	/* local modes */
		604	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		605	# if defined (ECHOCTL) && defined (ECHOKE)
		606	| ECHOCTL | ECHOKE
		607	# endif
		608	| ECHOE | ECHOK);
		609	}
		610
		611	char **rxvt_environ; // startup environment
		612
		613	void
		614	rxvt_init ()
		615	{
		616	assert (("fontMask must not overlap other RS masks",
		617	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		618
		619	rxvt_get_ttymode (&rxvt_term::def_tio);
		620
		621	// get rid of stdin/stdout as we don't need them, to free resources
		622	dup2 (STDERR_FILENO, STDIN_FILENO);
		623	dup2 (STDERR_FILENO, STDOUT_FILENO);
		624
		625	if (!ev_default_loop ())
		626	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		627
		628	rxvt_environ = environ;
		629
		630	signal (SIGHUP, SIG_IGN);
		631	signal (SIGPIPE, SIG_IGN);
		632
		633	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		634	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		635
		636	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		637	// TODO: handle this with exceptions and tolerate the memory loss
		638	XSetIOErrorHandler (rxvt_xioerror_handler);
		639
		640	XrmInitialize ();
		641
		642	#if HAVE_PIXBUF
		643	g_type_init ();
		644	#endif
		645	}
701		646
702	/*----------------------------------------------------------------------*/	647	/*----------------------------------------------------------------------*/
703	/*	648	/*
704	* window size/position calculcations for XSizeHint and other storage.	649	* window size/position calculations for XSizeHint and other storage.
705	* if width/height are non-zero then override calculated width/height	650	* if width/height are non-zero then override calculated width/height
706	*/	651	*/
707	void	652	void
708	rxvt_term::window_calc (unsigned int width, unsigned int height)	653	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
709	{	654	{
710	short recalc_x, recalc_y;	655	short recalc_x, recalc_y;
711	int x, y, sb_w, mb_h, flags;	656	int x, y, flags;
712	unsigned int w, h;	657	unsigned int w, h;
713	unsigned int max_width, max_height;	658	unsigned int max_width, max_height;
714		659
715	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
716	TermWin.ncol, TermWin.nrow, szHint.width,
717	szHint.height));
718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	660	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
719	szHint.win_gravity = NorthWestGravity;	661	szHint.win_gravity = NorthWestGravity;
720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	662	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
721		663
722	recalc_x = recalc_y = 0;	664	recalc_x = recalc_y = 0;
723	flags = 0;	665	flags = 0;
		666
724	if (!parsed_geometry)	667	if (!parsed_geometry)
725	{	668	{
726	parsed_geometry = 1;	669	parsed_geometry = 1;
		670
727	if (rs[Rs_geometry])	671	if (rs[Rs_geometry])
728	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	672	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		673
729	if (flags & WidthValue)	674	if (flags & WidthValue)
730	{	675	{
731	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	676	if (!w)
		677	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		678
		679	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
732	szHint.flags |= USSize;	680	szHint.flags |= USSize;
733	}	681	}
		682
734	if (flags & HeightValue)	683	if (flags & HeightValue)
735	{	684	{
736	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	685	if (!h)
		686	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		687
		688	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
737	szHint.flags |= USSize;	689	szHint.flags |= USSize;
738	}	690	}
		691
739	if (flags & XValue)	692	if (flags & XValue)
740	{	693	{
741	szHint.x = x;	694	szHint.x = x;
742	szHint.flags |= USPosition;	695	szHint.flags |= USPosition;
		696
743	if (flags & XNegative)	697	if (flags & XNegative)
744	{	698	{
745	recalc_x = 1;	699	recalc_x = 1;
746	szHint.win_gravity = NorthEastGravity;	700	szHint.win_gravity = NorthEastGravity;
747	}	701	}
748	}	702	}
		703
749	if (flags & YValue)	704	if (flags & YValue)
750	{	705	{
751	szHint.y = y;	706	szHint.y = y;
752	szHint.flags |= USPosition;	707	szHint.flags |= USPosition;
		708
753	if (flags & YNegative)	709	if (flags & YNegative)
754	{	710	{
755	recalc_y = 1;	711	recalc_y = 1;
		712
756	if (szHint.win_gravity == NorthEastGravity)	713	if (szHint.win_gravity == NorthEastGravity)
757	szHint.win_gravity = SouthEastGravity;	714	szHint.win_gravity = SouthEastGravity;
758	else	715	else
759	szHint.win_gravity = SouthWestGravity;	716	szHint.win_gravity = SouthWestGravity;
760	}	717	}
761	}	718	}
762	}	719	}
763		720
764	/* TODO: BOUNDS */	721	/* TODO: BOUNDS */
765	TermWin.width = TermWin.ncol * TermWin.fwidth;	722	width = ncol * fwidth;
766	TermWin.height = TermWin.nrow * TermWin.fheight;	723	height = nrow * fheight;
767	max_width = MAX_COLS * TermWin.fwidth;	724	max_width = MAX_COLS * fwidth;
768	max_height = MAX_ROWS * TermWin.fheight;	725	max_height = MAX_ROWS * fheight;
769		726
770	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	727	szHint.base_width = szHint.base_height = 2 * int_bwidth;
771		728
772	sb_w = mb_h = 0;
773	window_vt_x = window_vt_y = TermWin.int_bwidth;	729	window_vt_x = window_vt_y = int_bwidth;
774		730
775	if (scrollbar_visible ())	731	if (scrollBar.state)
776	{	732	{
777	sb_w = scrollbar_TotalWidth ();	733	int sb_w = scrollBar.total_width ();
778	szHint.base_width += sb_w;	734	szHint.base_width += sb_w;
		735
779	if (!(Options & Opt_scrollBar_right))	736	if (!option (Opt_scrollBar_right))
780	window_vt_x += sb_w;	737	window_vt_x += sb_w;
781	}	738	}
782		739
783	if (menubar_visible ())
784	{
785	mb_h = menuBar_TotalHeight ();
786	szHint.base_height += mb_h;
787	window_vt_y += mb_h;
788	}
789
790	szHint.width_inc = TermWin.fwidth;	740	szHint.width_inc = fwidth;
791	szHint.height_inc = TermWin.fheight;	741	szHint.height_inc = fheight;
792	szHint.min_width = szHint.base_width + szHint.width_inc;	742	szHint.min_width = szHint.base_width + szHint.width_inc;
793	szHint.min_height = szHint.base_height + szHint.height_inc;	743	szHint.min_height = szHint.base_height + szHint.height_inc;
794		744
795	if (width && width - szHint.base_width < max_width)	745	if (newwidth && newwidth - szHint.base_width < max_width)
796	{	746	{
797	szHint.width = width;	747	szHint.width = newwidth;
798	TermWin.width = width - szHint.base_width;	748	width = newwidth - szHint.base_width;
799	}	749	}
800	else	750	else
801	{	751	{
802	MIN_IT (TermWin.width, max_width);	752	min_it (width, max_width);
803	szHint.width = szHint.base_width + TermWin.width;	753	szHint.width = szHint.base_width + width;
804	}	754	}
805		755
806	if (height && height - szHint.base_height < max_height)	756	if (newheight && newheight - szHint.base_height < max_height)
807	{	757	{
808	szHint.height = height;	758	szHint.height = newheight;
809	TermWin.height = height - szHint.base_height;	759	height = newheight - szHint.base_height;
810	}	760	}
811	else	761	else
812	{	762	{
813	MIN_IT (TermWin.height, max_height);	763	min_it (height, max_height);
814	szHint.height = szHint.base_height + TermWin.height;	764	szHint.height = szHint.base_height + height;
815	}	765	}
816
817	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
818	window_sb_x = szHint.width - sb_w;
819		766
820	if (recalc_x)	767	if (recalc_x)
821	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	768	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
822	- szHint.width - 2 * TermWin.ext_bwidth);	769
823	if (recalc_y)	770	if (recalc_y)
824	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	771	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
825	- szHint.height - 2 * TermWin.ext_bwidth);
826		772
827	TermWin.ncol = TermWin.width / TermWin.fwidth;	773	ncol = width / fwidth;
828	TermWin.nrow = TermWin.height / TermWin.fheight;	774	nrow = height / fheight;
829	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	775
830	TermWin.ncol, TermWin.nrow, szHint.width,	776	// When the size of the vt window is not a multiple of the cell
831	szHint.height));	777	// size, i.e., when the wm does not honour our size hints, there are
832	return;	778	// extra areas not covered by the terminal screen. Such gaps, when a
		779	// bg pixmap is set, would have to be cleared manually to properly
		780	// refresh the background. We take the simpler route and shrink the
		781	// vt window so as to avoid creating gaps.
		782	vt_width = ncol * fwidth;
		783	vt_height = nrow * fheight;
833	}	784	}
834		785
835	/*----------------------------------------------------------------------*/	786	/*----------------------------------------------------------------------*/
836	/*	787	/*
837	* Tell the teletype handler what size the window is.	788	* Tell the teletype handler what size the window is.
838	* Called after a window size change.	789	* Called after a window size change.
839	*/	790	*/
840	void	791	void
841	rxvt_term::tt_winch ()	792	rxvt_term::tt_winch ()
842	{	793	{
		794	if (pty->pty < 0)
		795	return;
		796
843	struct winsize ws;	797	struct winsize ws;
844		798
845	if (cmd_fd < 0)
846	return;
847
848	ws.ws_col = TermWin.ncol;	799	ws.ws_col = ncol;
849	ws.ws_row = TermWin.nrow;	800	ws.ws_row = nrow;
850	ws.ws_xpixel = ws.ws_ypixel = 0;	801	ws.ws_xpixel = vt_width;
851	#ifndef DEBUG_SIZE	802	ws.ws_ypixel = vt_height;
852	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	803	ioctl (pty->pty, TIOCSWINSZ, &ws);
		804
		805	#if 0
		806	// TIOCSWINSZ is supposed to do this automatically and correctly
		807	if (cmd_pid) /* force through to the command */
		808	kill (-cmd_pid, SIGWINCH);
		809	#endif
		810	}
		811
		812	/*----------------------------------------------------------------------*/
		813	/* load and set the various fonts */
		814	bool
		815	rxvt_term::set_fonts ()
		816	{
		817	rxvt_fontset *fs = new rxvt_fontset (this);
		818	rxvt_fontprop prop;
		819
		820	if (!fs
		821	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		822	|| !fs->realize_font (1))
		823	{
		824	delete fs;
		825	return false;
		826	}
		827
		828	#if ENABLE_STYLES
		829	for (int i = RS_styleCount; --i; )
		830	if (fontset[i] != fontset[0])
		831	delete fontset[i];
		832	#endif
		833
		834	delete fontset[0];
		835	fontset[0] = fs;
		836
		837	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		838	prop.width = max (prop.width + letterSpace, 1);
		839
		840	fs->set_prop (prop, false);
		841
		842	fwidth = prop.width;
		843	fheight = prop.height + lineSpace;
		844	fbase = prop.ascent;
		845
		846	for (int style = 1; style < 4; style++)
		847	{
		848	#if ENABLE_STYLES
		849	const char *res = rs[Rs_font + style];
		850
		851	if (res && !*res)
		852	fontset[style] = fontset[0];
		853	else
		854	{
		855	fontset[style] = fs = new rxvt_fontset (this);
		856	rxvt_fontprop prop2 = prop;
		857
		858	if (res)
		859	{
		860	fs->populate (res);
		861	fs->set_prop (prop2, false);
		862	}
		863	else
		864	{
		865	fs->populate (fontset[0]->fontdesc);
		866
		867	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		868	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		869
		870	fs->set_prop (prop2, true);
		871	}
		872
		873	}
853	#else	874	#else
854	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	875	fontset[style] = fontset[0];
855	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
856	# ifdef SIGWINCH
857	else if (cmd_pid) /* force through to the command */
858	kill (cmd_pid, SIGWINCH);
859	# endif	876	#endif
860	#endif
861	}
862
863	/*----------------------------------------------------------------------*/
864	/* rxvt_change_font () - Switch to a new font */
865	/*
866	* init = 1 - initialize
867	*
868	* fontname == FONT_UP - switch to bigger font
869	* fontname == FONT_DN - switch to smaller font
870	*/
871	bool
872	rxvt_term::change_font (const char *fontname)
873	{
874	if (fontname == FONT_UP)
875	{	877	}
876	// TODO	878
		879	if (parent)
877	}	880	{
878	else if (fontname == FONT_DN)
879	{
880	// TODO
881	}
882	else
883	{
884	rxvt_fontset *fs = new rxvt_fontset (this);
885
886	if (fs && fs->populate (fontname ? fontname : "fixed"))
887	{
888	delete TermWin.fontset;
889	TermWin.fontset = fs;
890	TermWin.fwidth = fs->base_font ()->width;
891	TermWin.fheight = fs->base_font ()->height;
892	TermWin.fbase = fs->base_font ()->ascent;
893
894	if (TermWin.parent[0])
895	{
896	resize_all_windows (0, 0, 0);	881	resize_all_windows (0, 0, 0);
897	scr_remap_chars ();	882	scr_remap_chars ();
898	scr_touch (true);	883	scr_touch (true);
899	}	884	}
900		885
901	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
902	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
903
904	return true;	886	return true;
905	}	887	}
		888
		889	void
		890	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		891	{
		892	XChangeProperty (dpy, parent,
		893	prop, XA_STRING, 8, PropModeReplace,
		894	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		895	}
		896
		897	void
		898	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		899	{
		900	XTextProperty ct;
		901
		902	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
906	}	903	{
907		904	XSetTextProperty (dpy, parent, &ct, prop);
908	return false;	905	XFree (ct.value);
		906	}
909	}	907	}
910		908
911	bool	909	void
912	rxvt_term::font_up_down (int n, int direction)	910	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
913	{	911	{
914	return false;	912	wchar_t *ws = rxvt_mbstowcs (str, len);
		913	char *s = rxvt_wcstoutf8 (ws);
		914
		915	XChangeProperty (dpy, parent,
		916	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		917	(const unsigned char *)s, strlen (s));
		918
		919	free (s);
		920	free (ws);
915	}	921	}
916		922
917	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
918	/*----------------------------------------------------------------------*/	924	/*----------------------------------------------------------------------*/
919	/* xterm sequences - title, iconName, color (exptl) */	925	/* xterm sequences - title, iconName, color (exptl) */
920	void	926	void
921	rxvt_term::set_title (const char *str)	927	rxvt_term::set_title (const char *str)
922	{	928	{
923	#ifdef SMART_WINDOW_TITLE	929	set_mbstring_property (XA_WM_NAME, str);
924	char *name;	930	#if ENABLE_EWMH
925		931	set_utf8_property (xa[XA_NET_WM_NAME], str);
926	if (!XFetchName (display->display, TermWin.parent[0], &name))
927	name = NULL;
928
929	if (name == NULL || STRCMP (name, str))
930	#endif
931	XStoreName (display->display, TermWin.parent[0], str);
932
933	#ifdef SMART_WINDOW_TITLE
934	if (name)
935	XFree (name);
936	#endif	932	#endif
937	}	933	}
938		934
939	void	935	void
940	rxvt_term::set_icon_name (const char *str)	936	rxvt_term::set_icon_name (const char *str)
941	{	937	{
942	#ifdef SMART_WINDOW_TITLE	938	set_mbstring_property (XA_WM_ICON_NAME, str);
943	char *name;	939	#if ENABLE_EWMH
944		940	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
945	if (!XGetIconName (display->display, TermWin.parent[0], &name))
946	name = NULL;
947
948	if (name == NULL || STRCMP (name, str))
949	#endif	941	#endif
950	XSetIconName (display->display, TermWin.parent[0], str);
951
952	#ifdef SMART_WINDOW_TITLE
953	if (name)
954	XFree (name);
955	#endif
956	}	942	}
957		943
		944	void
		945	rxvt_term::set_window_color (int idx, const char *color)
		946	{
958	#ifdef XTERM_COLOR_CHANGE	947	#ifdef XTERM_COLOR_CHANGE
959	void
960	rxvt_term::set_window_color (int idx, const char *color)
961	{
962	rxvt_color xcol;
963	int i;
964
965	if (color == NULL || *color == '\0')	948	if (color == NULL || *color == '\0')
966	return;	949	return;
967		950
		951	color = strdup (color);
		952	allocated.push_back ((void *)color);
		953	rs[Rs_color + idx] = color;
		954
968	/* handle color aliases */	955	/* handle color aliases */
969	if (isdigit (*color))	956	if (isdigit (*color))
970	{	957	{
971	i = atoi (color);	958	int i = atoi (color);
		959
972	if (i >= 8 && i <= 15)	960	if (i >= 8 && i <= 15)
		961	{
973	{ /* bright colors */	962	/* bright colors */
974	i -= 8;	963	alias_color (idx, minBrightCOLOR + i - 8);
975	# ifndef NO_BRIGHTCOLOR
976	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];
977	SET_PIXCOLOR (idx);
978	goto Done;	964	goto done;
979	# endif
980
981	}	965	}
		966
982	if (i >= 0 && i <= 7)	967	if (i >= 0 && i <= 7)
		968	{
983	{ /* normal colors */	969	/* normal colors */
984	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	970	alias_color (idx, minCOLOR + i);
985	SET_PIXCOLOR (idx);
986	goto Done;	971	goto done;
987	}	972	}
988	}	973	}
989		974
990	if (!rXParseAllocColor (& xcol, color))	975	pix_colors_focused[idx].free (this);
991	return;	976	set_color (pix_colors_focused[idx], color);
992		977
993	/* XStoreColor (display->display, display->cmap, XColor*); */
994
995	/*
996	* FIXME: should free colors here, but no idea how to do it so instead,
997	* so just keep gobbling up the colormap
998	*/
999	# if 0
1000	for (i = Color_Black; i <= Color_White; i++)
1001	if (PixColors[idx] == PixColors[i])
1002	break;
1003	if (i > Color_White)
1004	{
1005	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
1006	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
1007	DisplayPlanes (display->display, display->screen));
1008	}
1009	# endif
1010
1011	PixColorsFocused[idx] = xcol;
1012	SET_PIXCOLOR (idx);
1013
1014	/* XSetWindowAttributes attr; */
1015	/* Cursor cursor; */
1016	Done:	978	done:
1017	#ifdef OFF_FOCUS_FADING
1018	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
1019	#endif
1020	if (idx == Color_bg && ! (Options & Opt_transparent))
1021	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1022
1023	/* handle Color_BD, scrollbar background, etc. */	979	/*TODO: handle Color_BD, scrollbar background, etc. */
1024		980
1025	set_colorfgbg ();	981	update_fade_color (idx);
1026	recolour_cursor ();	982	recolor_cursor ();
1027	scr_touch (true);	983	scr_recolor ();
		984	#endif /* XTERM_COLOR_CHANGE */
1028	}	985	}
1029		986
1030	#else
1031	# define set_window_color (idx,color) ((void)0)
1032	#endif /* XTERM_COLOR_CHANGE */
1033
1034	void	987	void
1035	rxvt_term::recolour_cursor ()	988	rxvt_term::recolor_cursor ()
1036	{	989	{
1037	XColor xcol[2];	990	XColor fg, bg;
1038		991
1039	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	992	(ISSET_PIXCOLOR (Color_pointer_fg)
1040	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];	993	? pix_colors_focused[Color_pointer_fg]
1041	XQueryColors (display->display, display->cmap, xcol, 2);	994	: pix_colors_focused[Color_fg]).get (fg);
1042	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	995
		996	(ISSET_PIXCOLOR (Color_pointer_bg)
		997	? pix_colors_focused[Color_pointer_bg]
		998	: pix_colors_focused[Color_bg]).get (bg);
		999
		1000	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1043	}	1001	}
1044		1002
1045	/*----------------------------------------------------------------------*/	1003	/*----------------------------------------------------------------------*/
1046	/*	1004	/*
1047	* find if fg/bg matches any of the normal (low-intensity) colors	1005	* find if fg/bg matches any of the normal (low-intensity) colors
1048	*/	1006	*/
1049	void	1007	char *
1050	rxvt_term::set_colorfgbg ()	1008	rxvt_term::get_colorfgbg ()
1051	{	1009	{
1052	unsigned int i;	1010	unsigned int i;
1053	const char *xpmb = "\0";	1011	const char *xpmb = "";
1054	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1012	char fstr[] = "default";
1055		1013	char bstr[] = "default";
1056	env_colorfgbg =	1014	char *env_colorfgbg;
1057	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1015
1058	STRCPY (fstr, "default");
1059	STRCPY (bstr, "default");
1060	for (i = Color_Black; i <= Color_White; i++)	1016	for (i = Color_Black; i <= Color_White; i++)
1061	if (PixColors[Color_fg] == PixColors[i])	1017	if (pix_colors[Color_fg] == pix_colors[i])
1062	{	1018	{
1063	sprintf (fstr, "%d", (i - Color_Black));	1019	sprintf (fstr, "%d", i - Color_Black);
1064	break;	1020	break;
1065	}	1021	}
		1022
1066	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
1067	if (PixColors[Color_bg] == PixColors[i])	1024	if (pix_colors[Color_bg] == pix_colors[i])
1068	{	1025	{
1069	sprintf (bstr, "%d", (i - Color_Black));	1026	sprintf (bstr, "%d", i - Color_Black);
1070	#ifdef XPM_BACKGROUND	1027	#if BG_IMAGE_FROM_FILE
1071	xpmb = "default;";	1028	xpmb = "default;";
1072	#endif	1029	#endif
1073	break;	1030	break;
1074	}	1031	}
1075		1032
		1033	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1076	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1034	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1077		1035	return env_colorfgbg;
1078	#ifndef NO_BRIGHTCOLOR
1079	colorfgbg = DEFAULT_RSTYLE;
1080	for (i = minCOLOR; i <= maxCOLOR; i++)
1081	{
1082	if (PixColors[Color_fg] == PixColors[i])
1083	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1084	if (PixColors[Color_bg] == PixColors[i])
1085	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1086	}
1087	#endif
1088	}	1036	}
1089		1037
1090	/*----------------------------------------------------------------------*/	1038	/*----------------------------------------------------------------------*/
1091	/*
1092	* Colour determination for low colour displays, routine from
1093	* Hans de Goede <hans@highrise.nl>
1094	*/
1095		1039
1096	int	1040	bool
1097	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1041	rxvt_term::set_color (rxvt_color &color, const char *name)
1098	{	1042	{
1099	if (!screen_in_out->set (display, colour))	1043	if (color.set (this, name))
1100	{
1101	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1102	return false;
1103	}
1104
1105	return true;	1044	return true;
		1045
		1046	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1047	return false;
		1048	}
		1049
		1050	void
		1051	rxvt_term::alias_color (int dst, int src)
		1052	{
		1053	pix_colors[dst].free (this);
		1054	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1106	}	1055	}
1107		1056
1108	/* -------------------------------------------------------------------- *	1057	/* -------------------------------------------------------------------- *
1109	* - WINDOW RESIZING - *	1058	* - WINDOW RESIZING - *
1110	* -------------------------------------------------------------------- */	1059	* -------------------------------------------------------------------- */
1111	void	1060	void
1112	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1061	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1113	{	1062	{
1114	int fix_screen;	1063	int fix_screen;
		1064	int old_width = szHint.width;
		1065	int old_height = szHint.height;
1115		1066
1116	#ifdef SMART_RESIZE
1117	int old_width = szHint.width, old_height = szHint.height;
1118	#endif
1119
1120	window_calc (width, height);	1067	window_calc (newwidth, newheight);
		1068
		1069	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1070
		1071	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1072	if (set_hint)
		1073	{
		1074	szHint.flags &= ~(PBaseSize | PResizeInc);
1121	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1075	XSetWMNormalHints (dpy, parent, &szHint);
		1076	szHint.flags |= PBaseSize | PResizeInc;
		1077	}
1122		1078
1123	if (!ignoreparent)	1079	if (!ignoreparent)
1124	{	1080	{
1125	#ifdef SMART_RESIZE	1081	#ifdef SMART_RESIZE
1126	/*	1082	/*
…		…
1130	int x, y, x1, y1;	1086	int x, y, x1, y1;
1131	int dx, dy;	1087	int dx, dy;
1132	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1088	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1133	Window unused_cr;	1089	Window unused_cr;
1134		1090
1135	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1091	XTranslateCoordinates (dpy, parent, display->root,
1136	0, 0, &x, &y, &unused_cr);	1092	0, 0, &x, &y, &unused_cr);
1137	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1093	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1138	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1094	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1139	/*	1095	/*
1140	* if display->root isn't the parent window, a WM will probably have offset	1096	* if display->root isn't the parent window, a WM will probably have offset
1141	* our position for handles and decorations. Counter it	1097	* our position for handles and decorations. Counter it
1142	*/	1098	*/
…		…
1144	{	1100	{
1145	x -= x1;	1101	x -= x1;
1146	y -= y1;	1102	y -= y1;
1147	}	1103	}
1148		1104
1149	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1105	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1150	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1106	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1151	dx = old_width - szHint.width;	1107	dx = old_width - szHint.width;
1152	dy = old_height - szHint.height;	1108	dy = old_height - szHint.height;
1153		1109
1154	/* Check position of the center of the window */	1110	/* Check position of the center of the window */
1155	if (x < x1) /* left half */	1111	if (x < x1) /* left half */
1156	dx = 0;	1112	dx = 0;
…		…
1159	if (y < y1) /* top half */	1115	if (y < y1) /* top half */
1160	dy = 0;	1116	dy = 0;
1161	else if (y == y1) /* exact center */	1117	else if (y == y1) /* exact center */
1162	dy /= 2;	1118	dy /= 2;
1163		1119
1164	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1120	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1165	szHint.width, szHint.height);	1121	szHint.width, szHint.height);
1166	#else	1122	#else
1167	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1123	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1168	#endif	1124	#endif
1169	}	1125	}
1170		1126
		1127	if (set_hint)
		1128	XSetWMNormalHints (dpy, parent, &szHint);
		1129
1171	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1130	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1172		1131
1173	if (fix_screen || width != old_width || height != old_height)	1132	if (fix_screen || newwidth != old_width || newheight != old_height)
1174	{	1133	{
1175	if (scrollbar_visible ())	1134	if (scrollBar.state)
1176	{	1135	scrollBar.resize ();
1177	XMoveResizeWindow (display->display, scrollBar.win,
1178	window_sb_x, 0,
1179	scrollbar_TotalWidth (), szHint.height);
1180	resize_scrollbar ();
1181	}
1182		1136
1183	if (menubar_visible ())
1184	XMoveResizeWindow (display->display, menuBar.win,
1185	window_vt_x, 0,
1186	TermWin_TotalWidth (), menuBar_TotalHeight ());
1187
1188	XMoveResizeWindow (display->display, TermWin.vt,	1137	XMoveResizeWindow (dpy, vt,
1189	window_vt_x, window_vt_y,	1138	window_vt_x, window_vt_y,
1190	TermWin_TotalWidth (), TermWin_TotalHeight ());	1139	vt_width, vt_height);
1191	scr_clear ();	1140
1192	#ifdef XPM_BACKGROUND	1141	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1193	resize_pixmap ();	1142
		1143	#ifdef HAVE_BG_PIXMAP
		1144	if (bg_window_size_sensitive ())
		1145	update_background ();
1194	#endif	1146	#endif
1195	}	1147	}
1196		1148
1197	if (fix_screen || old_height == 0)	1149	if (fix_screen || old_height == 0)
1198	{
1199	int curr_screen = -1;
1200	int old_ncol = prev_ncol;
1201
1202	/* scr_reset only works on the primary screen */
1203	if (old_height) /* this is not the first time through */
1204	{
1205	unsigned int ncol = TermWin.ncol;
1206	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1207	curr_screen = scr_change_screen (PRIMARY);
1208	TermWin.ncol = ncol;
1209	}
1210
1211	scr_reset ();	1150	scr_reset ();
1212		1151
1213	if (curr_screen >= 0) /* this is not the first time through */
1214	{
1215	scr_change_screen (curr_screen);
1216	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1217	}
1218	}
1219
1220	old_width = szHint.width;
1221	old_height = szHint.height;
1222
1223	#ifdef USE_XIM	1152	#if USE_XIM
1224	IMSetStatusPosition ();	1153	im_set_position ();
1225	#endif	1154	#endif
1226	}	1155	}
1227		1156
1228	/*	1157	/*
1229	* Set the width/height of the vt window in characters. Units are pixels.	1158	* Set the width/height of the vt window in characters. Units are pixels.
1230	* good for toggling 80/132 columns	1159	* good for toggling 80/132 columns
1231	*/	1160	*/
1232	void	1161	void
1233	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1162	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1234	{	1163	{
1235	XWindowAttributes wattr;	1164	XWindowAttributes wattr;
1236		1165
1237	if (width == 0 || height == 0)	1166	if (newwidth == 0 || newheight == 0)
1238	{	1167	{
1239	XGetWindowAttributes (display->display, display->root, &wattr);	1168	XGetWindowAttributes (dpy, display->root, &wattr);
		1169
1240	if (width == 0)	1170	if (newwidth == 0)
1241	width = wattr.width - szHint.base_width;	1171	newwidth = wattr.width - szHint.base_width;
1242	if (height == 0)	1172	if (newheight == 0)
1243	height = wattr.height - szHint.base_height;	1173	newheight = wattr.height - szHint.base_height;
1244	}
1245
1246	if (width != TermWin.width || height != TermWin.height)
1247	{	1174	}
		1175
		1176	if (newwidth != vt_width || newheight != vt_height)
		1177	{
1248	width += szHint.base_width;	1178	newwidth += szHint.base_width;
1249	height += szHint.base_height;	1179	newheight += szHint.base_height;
1250	resize_all_windows (width, height, 0);	1180	resize_all_windows (newwidth, newheight, 0);
1251	}	1181	}
1252	}	1182	}
1253		1183
1254	/* -------------------------------------------------------------------- *	1184	/* -------------------------------------------------------------------- *
1255	* - X INPUT METHOD ROUTINES - *	1185	* - X INPUT METHOD ROUTINES - *
1256	* -------------------------------------------------------------------- */	1186	* -------------------------------------------------------------------- */
1257	#ifdef USE_XIM	1187	#if USE_XIM
1258		1188
1259	void	1189	void
		1190	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1191	{
		1192	fg = pix_colors [Color_fg];
		1193	bg = pix_colors [Color_bg];
		1194	}
		1195
		1196	void
1260	rxvt_term::im_set_size (XRectangle *size)	1197	rxvt_term::im_set_size (XRectangle &size)
1261	{	1198	{
1262	size->x = TermWin.int_bwidth;	1199	// the int_bwidth terms make no sense to me
1263	size->y = TermWin.int_bwidth;	1200	size.x = int_bwidth;
1264	size->width = Width2Pixel (TermWin.ncol);	1201	size.y = int_bwidth;
1265	size->height = Height2Pixel (TermWin.nrow);	1202	size.width = Width2Pixel (ncol) + int_bwidth;
		1203	size.height = Height2Pixel (nrow) + int_bwidth;
1266	}	1204	}
1267		1205
1268	void	1206	void
1269	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1207	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1208	XRectangle &status_rect,
		1209	const XRectangle &needed_rect)
1270	{	1210	{
1271	*fg = PixColors[Color_fg];	1211	preedit_rect.x = needed_rect.width;
1272	*bg = PixColors[Color_bg];	1212	preedit_rect.y = 0;
		1213	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1214	preedit_rect.height = fheight;
		1215
		1216	status_rect.x = 0;
		1217	status_rect.y = 0;
		1218	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1219	status_rect.height = fheight;
1273	}	1220	}
1274		1221
1275	/* Checking whether input method is running. */	1222	/* Checking whether input method is running. */
1276	bool	1223	bool
1277	rxvt_term::IMisRunning ()	1224	rxvt_term::im_is_running ()
1278	{	1225	{
1279	char *p;	1226	Atom atom;
1280	Atom atom;	1227	Window win;
1281	Window win;
1282	char server[IMBUFSIZ];	1228	char server[IMBUFSIZ];
1283		1229
1284	/* get current locale modifier */	1230	/* get current locale modifier */
1285	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1231	if (char *p = XSetLocaleModifiers (0))
1286	{	1232	{
1287	STRCPY (server, "@server=");	1233	strcpy (server, "@server=");
1288	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1234	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1235
1289	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1236	if (p = strchr (server + 1, '@')) /* first one only */
1290	*p = '\0';	1237	*p = '\0';
1291		1238
1292	atom = XInternAtom (display->display, server, False);	1239	atom = XInternAtom (dpy, server, False);
1293	win = XGetSelectionOwner (display->display, atom);	1240	win = XGetSelectionOwner (dpy, atom);
		1241
1294	if (win != None)	1242	if (win != None)
1295	return True;	1243	return true;
1296	}	1244	}
		1245
1297	return False;	1246	return false;
1298	}	1247	}
1299		1248
1300	void	1249	void
1301	rxvt_term::IMSendSpot ()	1250	rxvt_term::im_send_spot ()
1302	{	1251	{
1303	XPoint spot;	1252	XPoint nspot;
1304	XVaNestedList preedit_attr;	1253	XVaNestedList preedit_attr;
1305		1254
1306	if (Input_Context == NULL	1255	if (!Input_Context
1307	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1256	|| !focus
1308	|| ! (event_type == KeyPress	1257	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1309	|| event_type == Expose
1310	|| event_type == NoExpose
1311	|| event_type == SelectionNotify
1312	|| event_type == ButtonRelease || event_type == FocusIn)
1313	|| !IMisRunning ())
1314	return;	1258	return;
1315		1259
1316	im_set_position (&spot);	1260	im_set_position (nspot);
		1261
		1262	if (nspot.x == spot.x && nspot.y == spot.y)
		1263	return;
		1264
		1265	spot = nspot;
1317		1266
1318	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1267	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1319	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1268	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1320	XFree (preedit_attr);	1269	XFree (preedit_attr);
1321	}	1270	}
1322		1271
1323	void	1272	void
1324	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1325	XRectangle * needed_rect)
1326	{
1327	int mbh, vtx = 0;
1328
1329	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1330	vtx = scrollbar_TotalWidth ();
1331
1332	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1333	mbh -= TermWin.lineSpace;
1334
1335	preedit_rect->x = needed_rect->width + vtx;
1336	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1337
1338	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1339	preedit_rect->height = Height2Pixel (1);
1340
1341	status_rect->x = vtx;
1342	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1343
1344	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1345	status_rect->height = Height2Pixel (1);
1346	}
1347
1348	void
1349	rxvt_term::im_destroy ()	1273	rxvt_term::im_destroy ()
1350	{	1274	{
1351	if (Input_Context)
1352	{
1353	XDestroyIC (Input_Context);
1354	Input_Context = NULL;
1355	}
1356
1357	if (input_method)	1275	if (input_method)
1358	{	1276	{
		1277	if (Input_Context && input_method->xim)
		1278	XDestroyIC (Input_Context);
		1279
1359	display->put_xim (input_method);	1280	display->put_xim (input_method);
1360	input_method = 0;	1281	input_method = 0;
1361	}	1282	}
		1283
		1284	Input_Context = 0;
1362	}	1285	}
		1286
		1287	#ifdef ENABLE_XIM_ONTHESPOT
		1288
		1289	static void
		1290	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1291	{
		1292	((rxvt_term *)client_data)->make_current ();
		1293	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1294	}
		1295
		1296	static void
		1297	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1298	{
		1299	((rxvt_term *)client_data)->make_current ();
		1300	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1301	}
		1302
		1303	static void
		1304	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1305	{
		1306	rxvt_term *term = (rxvt_term *)client_data;
		1307	XIMText *text = call_data->text;
		1308
		1309	term->make_current ();
		1310
		1311	if (text)
		1312	{
		1313	wchar_t *str;
		1314
		1315	if (!text->encoding_is_wchar && text->string.multi_byte)
		1316	{
		1317	// of course, X makes it ugly again
		1318	if (term->rs[Rs_imLocale])
		1319	SET_LOCALE (term->rs[Rs_imLocale]);
		1320
		1321	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1322	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1323
		1324	if (term->rs[Rs_imLocale])
		1325	SET_LOCALE (term->locale);
		1326	}
		1327	else
		1328	str = text->string.wide_char;
		1329
		1330	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1331	DT_INT, call_data->caret,
		1332	DT_INT, call_data->chg_first,
		1333	DT_INT, call_data->chg_length,
		1334	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1335	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1336	DT_END));
		1337	}
		1338	else
		1339	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1340	DT_INT, call_data->caret,
		1341	DT_INT, call_data->chg_first,
		1342	DT_INT, call_data->chg_length,
		1343	DT_END));
		1344	}
		1345
		1346	#if 0
		1347	static void
		1348	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1349	{
		1350	((rxvt_term *)client_data)->make_current ();
		1351	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1352	DT_INT, call_data->position,
		1353	DT_INT, call_data->direction,
		1354	DT_INT, call_data->style,
		1355	DT_END));
		1356	}
		1357	#endif
		1358
		1359	#endif
1363		1360
1364	/*	1361	/*
1365	* Try to open a XIM with the current modifiers, then see if we can	1362	* Try to open a XIM with the current modifiers, then see if we can
1366	* open a suitable preedit type	1363	* open a suitable preedit type
1367	*/	1364	*/
1368	bool	1365	bool
1369	rxvt_term::IM_get_IC (const char *modifiers)	1366	rxvt_term::im_get_ic (const char *modifiers)
1370	{	1367	{
1371	int i, j, found;	1368	int i, j, found;
1372	XIM xim;	1369	XIM xim;
1373	XPoint spot;	1370	XPoint spot;
1374	XRectangle rect, status_rect, needed_rect;	1371	XRectangle rect, status_rect, needed_rect;
1375	unsigned long fg, bg;	1372	unsigned long fg, bg;
1376	const char *p;	1373	const char *p;
1377	char **s;	1374	char **s;
1378	XIMStyles *xim_styles;	1375	XIMStyles *xim_styles;
1379	XVaNestedList preedit_attr, status_attr;
1380		1376
		1377	set_environ (env);
		1378
1381	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1379	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1382	return false;	1380	return false;
1383		1381
1384	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1385	input_method = display->get_xim (locale, modifiers);	1382	input_method = display->get_xim (locale, modifiers);
1386	if (input_method == NULL)	1383	if (input_method == NULL)
1387	return false;	1384	return false;
1388		1385
1389	xim = input_method->xim;	1386	xim = input_method->xim;
		1387	spot.x = spot.y = -1;
1390		1388
1391	xim_styles = NULL;	1389	xim_styles = NULL;
1392	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1390	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1393	|| !xim_styles || !xim_styles->count_styles)	1391	|| !xim_styles || !xim_styles->count_styles)
1394	{	1392	{
1395	display->put_xim (input_method);	1393	im_destroy ();
1396	return false;	1394	return false;
1397	}	1395	}
1398		1396
1399	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1397	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1400	s = rxvt_splitcommastring (p);	1398
		1399	for (int pi = 0; pi < 2; pi++)
		1400	{
		1401	p = pet[pi];
		1402
		1403	if (!p)
		1404	continue;
		1405
		1406	s = rxvt_strsplit (',', p);
		1407
1401	for (i = found = 0; !found && s[i]; i++)	1408	for (i = found = 0; !found && s[i]; i++)
1402	{	1409	{
1403	if (!STRCMP (s[i], "OverTheSpot"))	1410	if (!strcmp (s[i], "OverTheSpot"))
1404	input_style = (XIMPreeditPosition | XIMStatusNothing);	1411	input_style = XIMPreeditPosition | XIMStatusNothing;
1405	else if (!STRCMP (s[i], "OffTheSpot"))	1412	else if (!strcmp (s[i], "OffTheSpot"))
1406	input_style = (XIMPreeditArea | XIMStatusArea);	1413	input_style = XIMPreeditArea | XIMStatusArea;
1407	else if (!STRCMP (s[i], "Root"))	1414	else if (!strcmp (s[i], "Root"))
1408	input_style = (XIMPreeditNothing | XIMStatusNothing);	1415	input_style = XIMPreeditNothing | XIMStatusNothing;
		1416	else if (!strcmp (s[i], "None"))
		1417	input_style = XIMPreeditNone | XIMStatusNone;
		1418	#ifdef ENABLE_XIM_ONTHESPOT
		1419	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1420	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1421	#endif
		1422	else
		1423	input_style = XIMPreeditNothing | XIMStatusNothing;
1409		1424
1410	for (j = 0; j < xim_styles->count_styles; j++)	1425	for (j = 0; j < xim_styles->count_styles; j++)
1411	if (input_style == xim_styles->supported_styles[j])	1426	if (input_style == xim_styles->supported_styles[j])
1412	{	1427	{
		1428	rxvt_free_strsplit (s);
		1429
1413	found = 1;	1430	found = 1;
1414	break;	1431	goto foundpet;
		1432	}
		1433
1415	}	1434	}
1416	}
1417		1435
1418	for (i = 0; s[i]; i++)	1436	rxvt_free_strsplit (s);
1419	free (s[i]);	1437	}
1420		1438
1421	free (s);	1439	foundpet:
		1440
1422	XFree (xim_styles);	1441	XFree (xim_styles);
1423		1442
1424	if (!found)	1443	if (!found)
1425	{	1444	{
1426	display->put_xim (input_method);	1445	im_destroy ();
1427	return false;	1446	return false;
1428	}	1447	}
1429		1448
1430	preedit_attr = status_attr = NULL;	1449	XFontSet fs = 0;
		1450	XVaNestedList preedit_attr = 0, status_attr = 0;
		1451
		1452	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1453	{
		1454	// fake us a font-set, please
		1455	char **missing_charset_list;
		1456	int missing_charset_count;
		1457	char *def_string;
		1458	char pat[512];
		1459
		1460	sprintf (pat,
		1461	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1462	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1463	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1464	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1465	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1466	"*",
		1467	fheight,
		1468	fheight + 1, fheight - 1,
		1469	fheight - 2, fheight + 2);
		1470
		1471	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1472	&missing_charset_list, &missing_charset_count, &def_string);
		1473
		1474	if (missing_charset_list)
		1475	XFreeStringList (missing_charset_list);
		1476
		1477	if (!fs)
		1478	{
		1479	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1480	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1481	}
		1482	}
1431		1483
1432	if (input_style & XIMPreeditPosition)	1484	if (input_style & XIMPreeditPosition)
1433	{	1485	{
1434	im_set_size (&rect);	1486	im_set_size (rect);
1435	im_set_position (&spot);	1487	im_set_position (spot);
1436	im_set_color (&fg, &bg);	1488	im_set_color (fg, bg);
1437		1489
1438	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1490	preedit_attr = XVaCreateNestedList (0,
		1491	XNForeground, fg,
		1492	XNBackground, bg,
		1493	XNArea, &rect,
1439	XNSpotLocation, &spot,	1494	XNSpotLocation, &spot,
1440	XNForeground, fg, XNBackground, bg,
1441	//XNFontSet, TermWin.fontset,	1495	XNFontSet, fs,
1442	NULL);	1496	NULL);
1443	}	1497	}
1444	else if (input_style & XIMPreeditArea)	1498	else if (input_style & XIMPreeditArea)
1445	{	1499	{
1446	im_set_color (&fg, &bg);	1500	im_set_color (fg, bg);
1447		1501
1448	/*	1502	/*
1449	* The necessary width of preedit area is unknown	1503	* The necessary width of preedit area is unknown
1450	* until create input context.	1504	* until create input context.
1451	*/	1505	*/
1452	needed_rect.width = 0;	1506	needed_rect.width = 0;
1453
1454	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1507	im_set_preedit_area (rect, status_rect, needed_rect);
1455		1508
1456	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1509	preedit_attr = XVaCreateNestedList (0,
		1510	XNForeground, fg,
1457	XNForeground, fg, XNBackground, bg,	1511	XNBackground, bg,
		1512	XNArea, &rect,
		1513	XNFontSet, fs,
		1514	NULL);
		1515	status_attr = XVaCreateNestedList (0,
		1516	XNForeground, fg,
		1517	XNBackground, bg,
		1518	XNArea, &status_rect,
1458	//XNFontSet, TermWin.fontset,	1519	XNFontSet, fs,
1459	NULL);	1520	NULL);
1460	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1521	}
1461	XNForeground, fg, XNBackground, bg,	1522	#if ENABLE_XIM_ONTHESPOT
1462	//XNFontSet, TermWin.fontset,	1523	else if (input_style & XIMPreeditCallbacks)
		1524	{
		1525	XIMCallback xcb[4];
		1526
		1527	im_set_position (spot);
		1528
		1529	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1530	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1531	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1532	# if 0
		1533	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1534	# endif
		1535
		1536	preedit_attr = XVaCreateNestedList (0,
		1537	XNSpotLocation, &spot,
		1538	XNPreeditStartCallback, &xcb[0],
		1539	XNPreeditDoneCallback , &xcb[1],
		1540	XNPreeditDrawCallback , &xcb[2],
		1541	# if 0
		1542	XNPreeditCaretCallback, &xcb[3],
		1543	# endif
1463	NULL);	1544	NULL);
1464	}	1545	}
		1546	#endif
1465		1547
1466	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1548	Input_Context = XCreateIC (xim,
		1549	XNInputStyle, input_style,
1467	XNClientWindow, TermWin.parent[0],	1550	XNClientWindow, vt,
1468	XNFocusWindow, TermWin.parent[0],	1551	XNFocusWindow, parent,
1469	preedit_attr ? XNPreeditAttributes : NULL,	1552	preedit_attr ? XNPreeditAttributes : NULL,
1470	preedit_attr,	1553	preedit_attr,
1471	status_attr ? XNStatusAttributes : NULL,	1554	status_attr ? XNStatusAttributes : NULL,
1472	status_attr, NULL);	1555	status_attr, NULL);
		1556
1473	if (preedit_attr) XFree (preedit_attr);	1557	if (preedit_attr) XFree (preedit_attr);
1474	if (status_attr) XFree (status_attr);	1558	if (status_attr) XFree (status_attr);
		1559	if (fs) XFreeFontSet (dpy, fs);
1475		1560
1476	if (Input_Context == NULL)	1561	if (Input_Context == NULL)
1477	{	1562	{
1478	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1563	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1479	display->put_xim (input_method);	1564	im_destroy ();
1480	return false;	1565	return false;
1481	}	1566	}
1482		1567
1483	if (input_style & XIMPreeditArea)	1568	#if 0
1484	IMSetStatusPosition ();	1569	// unfortunately, only the focus window is used by XIM, hard to fix
		1570	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1571	vt_select_input ();
		1572	#endif
1485		1573
1486	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1574	im_set_position ();
		1575
1487	return true;	1576	return true;
1488	}	1577	}
1489		1578
1490	void	1579	void
1491	rxvt_term::im_cb ()	1580	rxvt_term::im_cb ()
1492	{	1581	{
1493	int i, found, had_im;	1582	int i;
1494	const char *p;	1583	const char *p;
1495	char **s;	1584	char **s;
1496	char buf[IMBUFSIZ];	1585	char buf[IMBUFSIZ];
1497		1586
		1587	make_current ();
		1588
1498	im_destroy ();	1589	im_destroy ();
1499		1590
1500	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1501	if (Input_Context)	1591	if (Input_Context)
1502	return;	1592	return;
1503		1593
1504	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1505	if (rs[Rs_imLocale])	1594	if (rs[Rs_imLocale])
1506	SET_LOCALE (rs[Rs_imLocale]);	1595	SET_LOCALE (rs[Rs_imLocale]);
1507	#endif
1508		1596
1509	p = rs[Rs_inputMethod];	1597	p = rs[Rs_inputMethod];
1510	if (p && *p)	1598	if (p && *p)
1511	{	1599	{
1512	bool found = false;	1600	bool found = false;
1513		1601
1514	s = rxvt_splitcommastring (p);	1602	s = rxvt_strsplit (',', p);
		1603
1515	for (i = 0; s[i]; i++)	1604	for (i = 0; s[i]; i++)
1516	{	1605	{
1517	if (*s[i])	1606	if (*s[i])
1518	{	1607	{
1519	STRCPY (buf, "@im=");	1608	strcpy (buf, "@im=");
1520	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1609	strncat (buf, s[i], IMBUFSIZ - 5);
1521	if (IM_get_IC (buf))	1610	if (im_get_ic (buf))
1522	{	1611	{
1523	found = true;	1612	found = true;
1524	break;	1613	break;
1525	}	1614	}
1526	}	1615	}
1527	}	1616	}
1528	for (i = 0; s[i]; i++)	1617
1529	free (s[i]);	1618	rxvt_free_strsplit (s);
1530	free (s);
1531		1619
1532	if (found)	1620	if (found)
1533	goto done;	1621	goto done;
1534	}	1622	}
1535		1623
1536	/* try with XMODIFIERS env. var. */	1624	/* try with XMODIFIERS env. var. */
1537	if (IM_get_IC (""))	1625	if (im_get_ic (""))
1538	goto done;	1626	goto done;
1539		1627
1540	/* try with no modifiers base IF the user didn't specify an IM */	1628	/* try with no modifiers base IF the user didn't specify an IM */
1541	if (IM_get_IC ("@im=none"))	1629	if (im_get_ic ("@im=none"))
1542	goto done;	1630	goto done;
1543		1631
1544	done:	1632	done:
1545	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1546	if (rs[Rs_imLocale])	1633	if (rs[Rs_imLocale])
1547	SET_LOCALE (locale);	1634	SET_LOCALE (locale);
1548	#endif
1549	}	1635	}
1550		1636
1551	void	1637	void
1552	rxvt_term::IMSetStatusPosition ()	1638	rxvt_term::im_set_position ()
1553	{	1639	{
1554	XRectangle preedit_rect, status_rect, *needed_rect;	1640	XRectangle preedit_rect, status_rect, *needed_rect;
1555	XVaNestedList preedit_attr, status_attr;	1641	XVaNestedList preedit_attr, status_attr;
1556		1642
1557	if (Input_Context == NULL	1643	if (!Input_Context
1558	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1644	|| !focus
		1645	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1559	|| !IMisRunning ())	1646	|| !im_is_running ())
1560	return;	1647	return;
1561		1648
		1649	if (input_style & XIMPreeditPosition)
		1650	{
		1651	im_set_size (preedit_rect);
		1652	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1653
		1654	XSetICValues (Input_Context,
		1655	XNPreeditAttributes, preedit_attr, NULL);
		1656	}
		1657	else
		1658	{
1562	/* Getting the necessary width of preedit area */	1659	/* Getting the necessary width of preedit area */
1563	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1660	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1564	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1661	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1565	XFree (status_attr);	1662	XFree (status_attr);
1566		1663
1567	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1664	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1665	XFree (needed_rect);
1568		1666
1569	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1667	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1570	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1668	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1571		1669
1572	XSetICValues (Input_Context,	1670	XSetICValues (Input_Context,
1573	XNPreeditAttributes, preedit_attr,	1671	XNPreeditAttributes, preedit_attr,
1574	XNStatusAttributes, status_attr, NULL);	1672	XNStatusAttributes, status_attr,
		1673	NULL);
1575		1674
		1675	XFree (status_attr);
		1676	}
		1677
1576	XFree (preedit_attr);	1678	XFree (preedit_attr);
1577	XFree (status_attr);
1578	}	1679	}
1579	#endif /* USE_XIM */	1680	#endif /* USE_XIM */
1580		1681
1581	/*----------------------------------------------------------------------*/	1682	void
1582	rxvt_t rxvt_current_term;	1683	rxvt_term::get_window_origin (int &x, int &y)
		1684	{
		1685	Window cr;
		1686	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1687	}
		1688
		1689	#ifdef HAVE_BG_PIXMAP
		1690
		1691	void
		1692	rxvt_term::update_background ()
		1693	{
		1694	if (update_background_ev.is_active ())
		1695	return;
		1696
		1697	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1698
		1699	if (to_wait <= 0.)
		1700	bg_render ();
		1701	else
		1702	update_background_ev.start (to_wait);
		1703	}
		1704
		1705	void
		1706	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1707	{
		1708	make_current ();
		1709
		1710	update_background_ev.stop ();
		1711	bg_render ();
		1712	refresh_check ();
		1713	}
		1714
		1715	#endif /* HAVE_BG_PIXMAP */
1583		1716
1584	/*----------------------- end-of-file (C source) -----------------------*/	1717	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines