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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.200 by root, Wed Jan 25 00:42:20 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*--------------------------------*-C-*---------------------------------*
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>
7	* - original version	7	* - original version
…		…
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) 2003-2006 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
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
49	static char curlocale[128];	56	static char curlocale[128], savelocale[128];
50		57
51	void	58	bool
52	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
53	{	60	{
54	if (locale && STRNCMP (locale, curlocale, 128))	61	if (!locale || !strncmp (locale, curlocale, 128))
55	{	62	return false;
		63
56	STRNCPY (curlocale, locale, 128);	64	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	65	setlocale (LC_CTYPE, curlocale);
58	}	66	return true;
59	}	67	}
60		68
		69	void
		70	rxvt_push_locale (const char *locale) NOTHROW
		71	{
		72	strcpy (savelocale, curlocale);
		73	rxvt_set_locale (locale);
		74	}
		75
		76	void
		77	rxvt_pop_locale () NOTHROW
		78	{
		79	rxvt_set_locale (savelocale);
		80	}
		81
		82	#if ENABLE_COMBINING
61	class rxvt_composite_vec rxvt_composite;	83	class rxvt_composite_vec rxvt_composite;
62		84
63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)	85	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64	{	86	{
65	compose_char *cc;	87	compose_char *cc;
66		88
67	// break compose chains, as stupid readline really likes to duplicate	89	// break compose chains, as stupid readline really likes to duplicate
68	// composing characters for some reason near the end of a line.	90	// composing characters for some reason near the end of a line.
…		…
94	v.push_back (compose_char (c1, c2));	116	v.push_back (compose_char (c1, c2));
95		117
96	return v.size () - 1 + COMPOSE_LO;	118	return v.size () - 1 + COMPOSE_LO;
97	}	119	}
98		120
99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)	121	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100	{	122	{
101	compose_char *cc = (*this)[c];	123	compose_char *cc = (*this)[c];
102		124
103	if (!cc)	125	if (!cc)
104	{	126	{
…		…
117	}	139	}
118		140
119	return len;	141	return len;
120		142
121	}	143	}
122		144	#endif
123	extern struct rxvt_composite_vec rxvt_composite;
124	void *
125	rxvt_term::operator new (size_t s)
126	{
127	void *p = malloc (s);
128
129	MEMSET (p, 0, s);
130	return p;
131	}
132
133	void
134	rxvt_term::operator delete (void *p, size_t s)
135	{
136	free (p);
137	}
138		145
139	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
140	:	147	:
		148	#if TRANSPARENT
141	rootwin_ev (this, &rxvt_term::rootwin_cb),	149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	#ifndef NO_BELL
		176	bell_ev (this, &rxvt_term::bell_cb),
		177	#endif
142	termwin_ev (this, &rxvt_term::x_cb),	178	termwin_ev (this, &rxvt_term::x_cb),
143	vt_ev (this, &rxvt_term::x_cb),	179	vt_ev (this, &rxvt_term::x_cb),
144	#ifdef HAVE_SCROLLBARS
145	scrollbar_ev (this, &rxvt_term::x_cb),
146	#endif
147	#ifdef MENUBAR
148	menubar_ev (this, &rxvt_term::x_cb),
149	#endif
150	#ifdef CURSOR_BLINK
151	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
152	#endif
153	#ifdef TEXT_BLINK
154	text_blink_ev (this, &rxvt_term::text_blink_cb),
155	#endif
156	#ifdef POINTER_BLANK
157	pointer_ev (this, &rxvt_term::pointer_cb),
158	#endif
159	#ifdef USE_XIM
160	im_ev (this, &rxvt_term::im_cb),	180	child_ev (this, &rxvt_term::child_cb),
161	#endif
162	check_ev (this, &rxvt_term::check_cb),	181	check_ev (this, &rxvt_term::check_cb),
		182	flush_ev (this, &rxvt_term::flush_cb),
163	destroy_ev (this, &rxvt_term::destroy_cb),	183	destroy_ev (this, &rxvt_term::destroy_cb),
164	pty_ev (this, &rxvt_term::pty_cb),	184	pty_ev (this, &rxvt_term::pty_cb),
165	incr_ev (this, &rxvt_term::incr_cb)	185	incr_ev (this, &rxvt_term::incr_cb)
166	{	186	{
167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	187	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		188
		189	termlist.push_back (this);
		190
		191	#ifdef KEYSYM_RESOURCE
		192	keyboard = new keyboard_manager;
		193	#endif
		194	}
		195
		196	// clean up the most important stuff, do *not* call x or free mem etc.
		197	// for use before an emergency exit
		198	void rxvt_term::emergency_cleanup ()
		199	{
		200	if (cmd_pid)
		201	kill (-cmd_pid, SIGHUP);
		202
		203	delete pty; pty = 0;
168	}	204	}
169		205
170	rxvt_term::~rxvt_term ()	206	rxvt_term::~rxvt_term ()
171	{	207	{
172	if (cmd_fd >= 0)	208	termlist.erase (find (termlist.begin (), termlist.end(), this));
173	close (cmd_fd);
174		209
175	#ifndef NO_SETOWNER_TTYDEV	210	emergency_cleanup ();
176	privileged_ttydev (RESTORE);
177	#endif
178	#ifdef UTMP_SUPPORT
179	privileged_utmp (RESTORE);
180	#endif
181		211
		212	#if ENABLE_STYLES
		213	for (int i = RS_styleCount; --i; )
		214	if (fontset[i] != fontset[0])
		215	delete fontset[i];
		216	#endif
182	delete TermWin.fontset;	217	delete fontset[0];
183		218
184	if (display)	219	if (display)
185	{	220	{
186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	221	dDisp;
		222
		223	selection_clear ();
		224
		225	#ifdef USE_XIM
		226	im_destroy ();
		227	#endif
		228	#ifdef XTERM_SCROLLBAR
		229	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		230	if (ShadowGC) XFreeGC (disp, ShadowGC);
		231	#endif
		232	#ifdef PLAIN_SCROLLBAR
		233	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		234	#endif
		235	#ifdef NEXT_SCROLLBAR
		236	if (blackGC) XFreeGC (disp, blackGC);
		237	if (whiteGC) XFreeGC (disp, whiteGC);
		238	if (grayGC) XFreeGC (disp, grayGC);
		239	if (darkGC) XFreeGC (disp, darkGC);
		240	if (stippleGC) XFreeGC (disp, stippleGC);
		241	if (dimple) XFreePixmap (disp, dimple);
		242	if (upArrow) XFreePixmap (disp, upArrow);
		243	if (downArrow) XFreePixmap (disp, downArrow);
		244	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		245	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		246	#endif
		247	#ifdef RXVT_SCROLLBAR
		248	if (topShadowGC) XFreeGC (disp, topShadowGC);
		249	if (botShadowGC) XFreeGC (disp, botShadowGC);
		250	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		251	#endif
		252	if (gc) XFreeGC (disp, gc);
		253
187	delete menuBar.drawable;	254	delete drawable;
188	//if (menuBar.win)
189	// XDestroyWindow (display->display, menuBar.win);
190	#endif
191	delete TermWin.drawable;
192	// destroy all windows	255	// destroy all windows
193	if (TermWin.parent[0])	256	if (parent[0])
194	XDestroyWindow (display->display, TermWin.parent[0]);	257	XDestroyWindow (disp, parent[0]);
195	}	258	}
196		259
197	// TODO: free pixcolours, colours should become part of rxvt_display	260	// TODO: free pixcolours, colours should become part of rxvt_display
198		261	delete pix_colors_focused;
199	delete PixColors;	262	#if OFF_FOCUS_FADING
		263	delete pix_colors_unfocused;
		264	#endif
200		265
201	displays.put (display);	266	displays.put (display);
202		267
203	scr_release ();	268	scr_release ();
204		269
		270	/* clear all resources */
		271	for (int i = 0; i < allocated.size (); i++)
		272	free (allocated [i]);
		273
		274	free (selection.text);
		275	// TODO: manage env vars in child only(!)
205	free (env_windowid);	276	free (env_windowid);
206	free (env_display);	277	free (env_display);
207	free (env_term);	278	free (env_term);
208	free (env_colorfgbg);	279	free (env_colorfgbg);
209	free (locale);	280	free (locale);
210	free (codeset);	281	free (v_buffer);
		282	free (incr_buf);
211		283
212	delete envv;	284	delete envv;
213	delete argv;	285	delete argv;
		286
		287	#ifdef KEYSYM_RESOURCE
		288	delete keyboard;
		289	#endif
		290	}
		291
		292	// child has exited, usually destroys
		293	void
		294	rxvt_term::child_cb (child_watcher &w, int status)
		295	{
		296	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		297
		298	cmd_pid = 0;
		299
		300	if (!OPTION (Opt_hold))
		301	destroy ();
214	}	302	}
215		303
216	void	304	void
217	rxvt_term::destroy ()	305	rxvt_term::destroy ()
218	{	306	{
		307	if (destroy_ev.active)
		308	return;
		309
		310	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		311
		312	#if ENABLE_OVERLAY
		313	scr_overlay_off ();
		314	#endif
		315
219	if (display)	316	if (display)
220	{	317	{
		318	#if USE_XIM
		319	im_ev.stop (display);
		320	#endif
		321	#if HAVE_SCROLLBARS
		322	scrollbar_ev.stop (display);
		323	#endif
		324	#if TRANSPARENT
221	rootwin_ev.stop (display);	325	rootwin_ev.stop (display);
		326	#endif
		327	incr_ev.stop ();
222	termwin_ev.stop (display);	328	termwin_ev.stop (display);
223	vt_ev.stop (display);	329	vt_ev.stop (display);
224	#ifdef USE_XIM
225	im_destroy ();
226	im_ev.stop (display);
227	#endif
228	#ifdef HAVE_SCROLLBARS
229	scrollbar_ev.stop (display);
230	#endif
231	#ifdef MENUBAR
232	menubar_ev.stop (display);
233	#endif
234	}	330	}
235		331
236	check_ev.stop ();	332	check_ev.stop ();
237	pty_ev.stop ();	333	pty_ev.stop ();
238	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
239	cursor_blink_ev.stop ();	335	cursor_blink_ev.stop ();
240	#endif	336	#endif
241	#ifdef TEXT_BLINK	337	#ifdef TEXT_BLINK
242	text_blink_ev.stop ();	338	text_blink_ev.stop ();
243	#endif	339	#endif
		340	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		341	cont_scroll_ev.stop ();
		342	#endif
		343	#ifdef SELECTION_SCROLLING
		344	sel_scroll_ev.stop ();
		345	#endif
244	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
245	pointer_ev.stop ();	347	pointer_ev.stop ();
246	#endif	348	#endif
247		349
248	destroy_ev.start (0);	350	destroy_ev.start (0);
249	}	351	}
250		352
251	void	353	void
252	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (time_watcher &w)
253	{	355	{
254	SET_R (this);	356	make_current ();
255		357
256	delete this;	358	delete this;
257	}
258
259	/*----------------------------------------------------------------------*/
260	/* rxvt_init () */
261	/* LIBPROTO */
262	rxvt_t
263	rxvt_init (int argc, const char *const *argv)
264	{
265	SET_R (new rxvt_term);
266
267	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
268	{
269	delete GET_R;
270	SET_R (0);
271	}
272
273	return GET_R;
274	}
275
276	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
277
278	void
279	rxvt_init_signals ()
280	{
281	/* install exit handler for cleanup */
282	#if 0
283	#ifdef HAVE_ATEXIT
284	atexit (rxvt_clean_exit);
285	#else
286	#endif
287	#endif
288
289	struct sigaction sa;
290
291	sigfillset (&sa.sa_mask);
292	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
293	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
294	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
295	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
298	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
299
300	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
301	/* signal (SIGURG, SIG_DFL); */
302
303	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
304	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
305	}
306
307	bool
308	rxvt_term::init (int argc, const char *const *argv)
309	{
310	/*
311	* Save and then give up any super-user privileges
312	* If we need privileges in any area then we must specifically request it.
313	* We should only need to be root in these cases:
314	* 1. write utmp entries on some systems
315	* 2. chown tty on some systems
316	*/
317	privileges (SAVE);
318	privileges (IGNORE);
319
320	init_secondary ();
321
322	const char **cmd_argv = init_resources (argc, argv);
323
324	set_locale ("");
325
326	#if MENUBAR_MAX
327	menubar_read (rs[Rs_menu]);
328	#endif
329	#ifdef HAVE_SCROLLBARS
330	if (Options & Opt_scrollBar)
331	scrollBar.setIdle (); /* set existence for size calculations */
332	#endif
333
334	create_windows (argc, argv);
335
336	init_xlocale ();
337
338	scr_reset (); /* initialize screen */
339
340	#if 0
341	XSynchronize (display->display, True);
342	#endif
343
344	#ifdef HAVE_SCROLLBARS
345	if (Options & Opt_scrollBar)
346	resize_scrollbar (); /* create and map scrollbar */
347	#endif
348	#if (MENUBAR_MAX)
349	if (menubar_visible ())
350	XMapWindow (display->display, menuBar.win);
351	#endif
352	#ifdef TRANSPARENT
353	if (Options & Opt_transparent)
354	{
355	XSelectInput (display->display, display->root, PropertyChangeMask);
356	check_our_parents ();
357	}
358	#endif
359
360	rootwin_ev.start (display, display->root);
361
362	XMapWindow (display->display, TermWin.vt);
363	XMapWindow (display->display, TermWin.parent[0]);
364
365	init_command (cmd_argv);
366
367	pty_ev.start (cmd_fd, EVENT_READ);
368
369	check_ev.start ();
370
371	return true;
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* SIGNAL HANDLING & EXIT HANDLER *
376	* ------------------------------------------------------------------------- */
377	/*
378	* Catch a SIGCHLD signal and exit if the direct child has died
379	*/
380	/* ARGSUSED */
381	/* EXTPROTO */
382	RETSIGTYPE
383	rxvt_Child_signal (int sig __attribute__ ((unused)))
384	{
385	int pid, save_errno = errno;
386	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
387	;
388	errno = save_errno;
389
390	#if 0
391	if (pid == cmd_pid)
392	exit (EXIT_SUCCESS);
393	#endif
394	}
395
396	/*
397	* Catch a fatal signal and tidy up before quitting
398	*/
399	/* EXTPROTO */
400	RETSIGTYPE
401	rxvt_Exit_signal (int sig)
402	{
403	signal (sig, SIG_DFL);
404	#ifdef DEBUG_CMD
405	rxvt_print_error ("signal %d", sig);
406	#endif
407	rxvt_clean_exit ();
408	kill (getpid (), sig);
409	}
410
411	/* INTPROTO */
412	int
413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	{
415	if (GET_R->allowedxerror == -1)
416	GET_R->allowedxerror = event->error_code;
417	else
418	{
419	old_xerror_handler (display, event);
420	GET_R->destroy ();
421	}
422
423	return 0;
424	}	359	}
425		360
426	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
427	/*	362	/*
428	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
429	* TODO: if debugging, this should free up any known resources if we can	364	* TODO: if debugging, this should free up any known resources if we can
430	*/	365	*/
431	/* EXTPROTO */	366	static XErrorHandler old_xerror_handler;
		367
		368	static void
		369	rxvt_emergency_cleanup ()
		370	{
		371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		372	(*t)->emergency_cleanup ();
		373	}
		374
		375	#if ENABLE_FRILLS
		376	static void
		377	print_x_error (Display *dpy, XErrorEvent *event)
		378	{
		379	char buffer[BUFSIZ];
		380	char mesg[BUFSIZ];
		381	char number[32];
		382	char *mtype = "XlibMessage";
		383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		384	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		385	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		386	rxvt_warn ("%s: %s\n", mesg, buffer);
		387	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		389	sprintf(number, "%d", event->request_code);
		390	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		391	rxvt_warn ("(which is %s)\n", buffer);
		392	if (event->request_code >= 128) {
		393	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		394	mesg, BUFSIZ);
		395	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		396	}
		397	if ((event->error_code == BadWindow) ||
		398	(event->error_code == BadPixmap) ||
		399	(event->error_code == BadCursor) ||
		400	(event->error_code == BadFont) ||
		401	(event->error_code == BadDrawable) ||
		402	(event->error_code == BadColor) ||
		403	(event->error_code == BadGC) ||
		404	(event->error_code == BadIDChoice) ||
		405	(event->error_code == BadValue) ||
		406	(event->error_code == BadAtom)) {
		407	if (event->error_code == BadValue)
		408	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		409	mesg, BUFSIZ);
		410	else if (event->error_code == BadAtom)
		411	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		412	mesg, BUFSIZ);
		413	else
		414	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		417	}
		418	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		421	}
		422	#endif
		423
		424	int
		425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		426	{
		427	if (GET_R->allowedxerror == -1)
		428	GET_R->allowedxerror = event->error_code;
		429	else
		430	{
		431	// GET_R is most likely not the terminal which caused the error,
		432	// so just output the error and continue
		433	#if ENABLE_FRILLS
		434	print_x_error (display, event);
		435	#else
		436	old_xerror_handler (display, event);
		437	#endif
		438	}
		439
		440	return 0;
		441	}
		442
		443	int
		444	rxvt_xioerror_handler (Display *display)
		445	{
		446	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		447	DisplayString (display));
		448	rxvt_emergency_cleanup ();
		449	_exit (EXIT_FAILURE);
		450	}
		451
		452	/*----------------------------------------------------------------------*/
		453	bool
		454	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		455	{
		456	this->envv = envv;
		457
		458	SET_R (this);
		459	set_locale ("");
		460	set_environ (envv); // few things in X do not call setlocale :(
		461
		462	if (!init_vars ())
		463	return false;
		464
		465	init_secondary ();
		466
		467	const char **cmd_argv = init_resources (argc, argv);
		468
		469	#ifdef KEYSYM_RESOURCE
		470	keyboard->register_done ();
		471	#endif
		472
		473	#ifdef HAVE_SCROLLBARS
		474	if (OPTION (Opt_scrollBar))
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	pty = ptytty::create ();
		479
		480	create_windows (argc, argv);
		481
		482	dDisp;
		483
		484	init_xlocale ();
		485
		486	scr_reset (); // initialize screen
		487
		488	#if 0
		489	XSynchronize (disp, True);
		490	#endif
		491
		492	#ifdef HAVE_SCROLLBARS
		493	if (OPTION (Opt_scrollBar))
		494	resize_scrollbar (); /* create and map scrollbar */
		495	#endif
		496	#ifdef TRANSPARENT
		497	if (OPTION (Opt_transparent))
		498	{
		499	XSelectInput (disp, display->root, PropertyChangeMask);
		500	check_our_parents ();
		501	rootwin_ev.start (display, display->root);
		502	}
		503	#endif
		504
		505	set_colorfgbg ();
		506
		507	init_command (cmd_argv);
		508
		509	free (cmd_argv);
		510
		511	if (pty->pty >= 0)
		512	pty_ev.start (pty->pty, EVENT_READ);
		513
		514	check_ev.start ();
		515
		516	HOOK_INVOKE ((this, HOOK_START, DT_END));
		517
		518	XMapWindow (disp, vt);
		519	XMapWindow (disp, parent[0]);
		520
		521	return true;
		522	}
		523
		524	static struct sig_handlers
		525	{
		526	sig_watcher sw_term, sw_int;
		527
		528	/*
		529	* Catch a fatal signal and tidy up before quitting
		530	*/
432	void	531	void
433	rxvt_clean_exit ()	532	sig_term (sig_watcher &w)
		533	{
		534	rxvt_emergency_cleanup ();
		535	signal (w.signum, SIG_DFL);
		536	kill (getpid (), w.signum);
		537	}
		538
		539	sig_handlers ()
		540	: sw_term (this, &sig_handlers::sig_term),
		541	sw_int (this, &sig_handlers::sig_term)
		542	{
		543	}
		544	} sig_handlers;
		545
		546	char **rxvt_environ; // startup environment
		547
		548	void
		549	rxvt_init ()
434	{	550	{
435	// TODO: rxvtd should clean up all ressources	551	ptytty::init ();
436	if (GET_R)	552
437	GET_R->destroy ();	553	rxvt_environ = environ;
		554
		555	signal (SIGHUP, SIG_IGN);
		556	signal (SIGPIPE, SIG_IGN);
		557
		558	sig_handlers.sw_term.start (SIGTERM);
		559	sig_handlers.sw_int.start (SIGINT);
		560
		561	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		562	/* signal (SIGURG, SIG_DFL); */
		563
		564	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		565	// TODO: handle this with exceptions and tolerate the memory loss
		566	XSetIOErrorHandler (rxvt_xioerror_handler);
		567
		568	XrmInitialize ();
438	}	569	}
439		570
440	/* ------------------------------------------------------------------------- *	571	/* ------------------------------------------------------------------------- *
441	* MEMORY ALLOCATION WRAPPERS *	572	* MEMORY ALLOCATION WRAPPERS *
442	* ------------------------------------------------------------------------- */	573	* ------------------------------------------------------------------------- */
443	/* EXTPROTO */	574	void *
444	void *
445	rxvt_malloc (size_t size)	575	rxvt_malloc (size_t size)
446	{	576	{
447	void *p;
448
449	p = malloc (size);	577	void *p = malloc (size);
		578
450	if (p)	579	if (!p)
		580	rxvt_fatal ("memory allocation failure. aborting.\n");
		581
451	return p;	582	return p;
452
453	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
454	rxvt_clean_exit ();
455	exit (EXIT_FAILURE);
456	/* NOTREACHED */
457	}	583	}
458		584
459	/* EXTPROTO */	585	void *
460	void *
461	rxvt_calloc (size_t number, size_t size)	586	rxvt_calloc (size_t number, size_t size)
462	{	587	{
463	void *p;
464
465	p = calloc (number, size);	588	void *p = calloc (number, size);
		589
466	if (p)	590	if (!p)
		591	rxvt_fatal ("memory allocation failure. aborting.\n");
		592
467	return p;	593	return p;
468
469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
470	rxvt_clean_exit ();
471	exit (EXIT_FAILURE);
472	/* NOTREACHED */
473	}	594	}
474		595
475	/* EXTPROTO */	596	void *
476	void *
477	rxvt_realloc (void *ptr, size_t size)	597	rxvt_realloc (void *ptr, size_t size)
478	{	598	{
479	void *p;
480
481	if (ptr)
482	p = realloc (ptr, size);	599	void *p = realloc (ptr, size);
483	else	600
484	p = malloc (size);
485	if (p)	601	if (!p)
		602	rxvt_fatal ("memory allocation failure. aborting.\n");
		603
486	return p;	604	return p;
487
488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
489	rxvt_clean_exit ();
490	exit (EXIT_FAILURE);
491	/* NOTREACHED */
492	}	605	}
493
494	/* ------------------------------------------------------------------------- *
495	* PRIVILEGED OPERATIONS *
496	* ------------------------------------------------------------------------- */
497	/* take care of suid/sgid super-user (root) privileges */
498	void
499	rxvt_term::privileges (int mode)
500	{
501	#if ! defined(__CYGWIN32__)
502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
503	/* setreuid () is the poor man's setuid (), seteuid () */
504	# define seteuid(a) setreuid(-1, (a))
505	# define setegid(a) setregid(-1, (a))
506	# define HAVE_SETEUID
507	# endif
508	# ifdef HAVE_SETEUID
509	switch (mode)
510	{
511	case IGNORE:
512	/*
513	* change effective uid/gid - not real uid/gid - so we can switch
514	* back to root later, as required
515	*/
516	seteuid (getuid ());
517	setegid (getgid ());
518	break;
519	case SAVE:
520	euid = geteuid ();
521	egid = getegid ();
522	break;
523	case RESTORE:
524	seteuid (euid);
525	setegid (egid);
526	break;
527	}
528	# else
529	switch (mode)
530	{
531	case IGNORE:
532	setuid (getuid ());
533	setgid (getgid ());
534	/* FALLTHROUGH */
535	case SAVE:
536	/* FALLTHROUGH */
537	case RESTORE:
538	break;
539	}
540	# endif
541	#endif
542	}
543
544	#ifdef UTMP_SUPPORT
545	void
546	rxvt_term::privileged_utmp (char action)
547	{
548	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
549	action, next_utmp_action, getpid ()));
550	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
551	|| (Options & Opt_utmpInhibit)
552	|| ttydev == NULL || *ttydev == '\0')
553	return;
554
555	privileges (RESTORE);
556	if (action == SAVE)
557	{
558	next_utmp_action = RESTORE;
559	makeutent (ttydev, rs[Rs_display_name]);
560	}
561	else
562	{ /* action == RESTORE */
563	next_utmp_action = IGNORE;
564	cleanutent ();
565	}
566	privileges (IGNORE);
567	}
568	#endif
569
570	#ifndef NO_SETOWNER_TTYDEV
571	void
572	rxvt_term::privileged_ttydev (char action)
573	{
574	D_MAIN ((stderr,
575	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
576	action, next_tty_action, getpid ()));
577	if (next_tty_action != action || (action != SAVE && action != RESTORE)
578	|| ttydev == NULL || *ttydev == '\0')
579	return;
580
581	privileges (RESTORE);
582
583	if (action == SAVE)
584	{
585	next_tty_action = RESTORE;
586	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
587	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
588	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
589	next_tty_action = IGNORE;
590	else
591	# endif
592
593	{
594	chown (ttydev, getuid (), ttygid); /* fail silently */
595	chmod (ttydev, ttymode);
596	# ifdef HAVE_REVOKE
597	revoke (ttydev);
598	# endif
599
600	}
601	}
602	else
603	{ /* action == RESTORE */
604	next_tty_action = IGNORE;
605	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
606	chmod (ttydev, ttyfd_stat.st_mode);
607	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
608	# else
609	chmod (ttydev,
610	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
611	chown (ttydev, 0, 0);
612	# endif
613
614	}
615
616	privileges (IGNORE);
617
618	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
619	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
620	action == RESTORE ? "Restoring" : (action ==
621	SAVE ? "Saving" :
622	"UNKNOWN ERROR for"), ttydev,
623	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
624	ttyfd_stat.st_gid));
625	# endif
626	}
627	#endif
628		606
629	/*----------------------------------------------------------------------*/	607	/*----------------------------------------------------------------------*/
630	/*	608	/*
631	* window size/position calculcations for XSizeHint and other storage.	609	* window size/position calculcations for XSizeHint and other storage.
632	* if width/height are non-zero then override calculated width/height	610	* if width/height are non-zero then override calculated width/height
633	*/	611	*/
634	void	612	void
635	rxvt_term::window_calc (unsigned int width, unsigned int height)	613	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636	{	614	{
637	short recalc_x, recalc_y;	615	short recalc_x, recalc_y;
638	int x, y, sb_w, mb_h, flags;	616	int x, y, sb_w, flags;
639	unsigned int w, h;	617	unsigned int w, h;
640	unsigned int max_width, max_height;	618	unsigned int max_width, max_height;
		619	dDisp;
641		620
642	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
643	TermWin.ncol, TermWin.nrow, szHint.width,
644	szHint.height));
645	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	621	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646	szHint.win_gravity = NorthWestGravity;	622	szHint.win_gravity = NorthWestGravity;
647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	623	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648		624
649	recalc_x = recalc_y = 0;	625	recalc_x = recalc_y = 0;
650	flags = 0;	626	flags = 0;
		627
651	if (!parsed_geometry)	628	if (!parsed_geometry)
652	{	629	{
653	parsed_geometry = 1;	630	parsed_geometry = 1;
		631
654	if (rs[Rs_geometry])	632	if (rs[Rs_geometry])
655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	633	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		634
656	if (flags & WidthValue)	635	if (flags & WidthValue)
657	{	636	{
658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	637	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
659	szHint.flags |= USSize;	638	szHint.flags |= USSize;
660	}	639	}
		640
661	if (flags & HeightValue)	641	if (flags & HeightValue)
662	{	642	{
663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	643	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
664	szHint.flags |= USSize;	644	szHint.flags |= USSize;
665	}	645	}
		646
666	if (flags & XValue)	647	if (flags & XValue)
667	{	648	{
668	szHint.x = x;	649	szHint.x = x;
669	szHint.flags |= USPosition;	650	szHint.flags |= USPosition;
		651
670	if (flags & XNegative)	652	if (flags & XNegative)
671	{	653	{
672	recalc_x = 1;	654	recalc_x = 1;
673	szHint.win_gravity = NorthEastGravity;	655	szHint.win_gravity = NorthEastGravity;
674	}	656	}
675	}	657	}
		658
676	if (flags & YValue)	659	if (flags & YValue)
677	{	660	{
678	szHint.y = y;	661	szHint.y = y;
679	szHint.flags |= USPosition;	662	szHint.flags |= USPosition;
		663
680	if (flags & YNegative)	664	if (flags & YNegative)
681	{	665	{
682	recalc_y = 1;	666	recalc_y = 1;
		667
683	if (szHint.win_gravity == NorthEastGravity)	668	if (szHint.win_gravity == NorthEastGravity)
684	szHint.win_gravity = SouthEastGravity;	669	szHint.win_gravity = SouthEastGravity;
685	else	670	else
686	szHint.win_gravity = SouthWestGravity;	671	szHint.win_gravity = SouthWestGravity;
687	}	672	}
688	}	673	}
689	}	674	}
		675
690	/* TODO: BOUNDS */	676	/* TODO: BOUNDS */
691	TermWin.width = TermWin.ncol * TermWin.fwidth;	677	width = ncol * fwidth;
692	TermWin.height = TermWin.nrow * TermWin.fheight;	678	height = nrow * fheight;
693	max_width = MAX_COLS * TermWin.fwidth;	679	max_width = MAX_COLS * fwidth;
694	max_height = MAX_ROWS * TermWin.fheight;	680	max_height = MAX_ROWS * fheight;
695		681
696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	682	szHint.base_width = szHint.base_height = 2 * int_bwidth;
697		683
698	sb_w = mb_h = 0;	684	sb_w = 0;
699	window_vt_x = window_vt_y = 0;	685	window_vt_x = window_vt_y = int_bwidth;
700	if (scrollbar_visible ())	686
		687	if (scrollBar.state)
701	{	688	{
702	sb_w = scrollbar_TotalWidth ();	689	sb_w = scrollbar_TotalWidth ();
703	szHint.base_width += sb_w;	690	szHint.base_width += sb_w;
704	if (! (Options & Opt_scrollBar_right))	691	if (!OPTION (Opt_scrollBar_right))
705	window_vt_x = sb_w;	692	window_vt_x += sb_w;
706	}
707	if (menubar_visible ())
708	{	693	}
709	mb_h = menuBar_TotalHeight ();	694
710	szHint.base_height += mb_h;
711	window_vt_y = mb_h;
712	}
713	szHint.width_inc = TermWin.fwidth;	695	szHint.width_inc = fwidth;
714	szHint.height_inc = TermWin.fheight;	696	szHint.height_inc = fheight;
715	szHint.min_width = szHint.base_width + szHint.width_inc;	697	szHint.min_width = szHint.base_width + szHint.width_inc;
716	szHint.min_height = szHint.base_height + szHint.height_inc;	698	szHint.min_height = szHint.base_height + szHint.height_inc;
717		699
718	if (width && width - szHint.base_width < max_width)	700	if (newwidth && newwidth - szHint.base_width < max_width)
719	{	701	{
720	szHint.width = width;	702	szHint.width = newwidth;
721	TermWin.width = width - szHint.base_width;	703	width = newwidth - szHint.base_width;
722	}	704	}
723	else	705	else
724	{	706	{
725	MIN_IT (TermWin.width, max_width);	707	min_it (width, max_width);
726	szHint.width = szHint.base_width + TermWin.width;	708	szHint.width = szHint.base_width + width;
727	}	709	}
		710
728	if (height && height - szHint.base_height < max_height)	711	if (newheight && newheight - szHint.base_height < max_height)
729	{	712	{
730	szHint.height = height;	713	szHint.height = newheight;
731	TermWin.height = height - szHint.base_height;	714	height = newheight - szHint.base_height;
732	}	715	}
733	else	716	else
734	{	717	{
735	MIN_IT (TermWin.height, max_height);	718	min_it (height, max_height);
736	szHint.height = szHint.base_height + TermWin.height;	719	szHint.height = szHint.base_height + height;
737	}	720	}
738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	721
		722	if (scrollBar.state && OPTION (Opt_scrollBar_right))
739	window_sb_x = szHint.width - sb_w;	723	window_sb_x = szHint.width - sb_w;
740		724
741	if (recalc_x)	725	if (recalc_x)
742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	726	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
743	- szHint.width - 2 * TermWin.ext_bwidth);
744	if (recalc_y)	727	if (recalc_y)
745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	728	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
746	- szHint.height - 2 * TermWin.ext_bwidth);
747		729
748	TermWin.ncol = TermWin.width / TermWin.fwidth;	730	ncol = width / fwidth;
749	TermWin.nrow = TermWin.height / TermWin.fheight;	731	nrow = height / fheight;
750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
751	TermWin.ncol, TermWin.nrow, szHint.width,
752	szHint.height));
753	return;
754	}	732	}
755		733
756	/*----------------------------------------------------------------------*/	734	/*----------------------------------------------------------------------*/
757	/*	735	/*
758	* Tell the teletype handler what size the window is.	736	* Tell the teletype handler what size the window is.
759	* Called after a window size change.	737	* Called after a window size change.
760	*/	738	*/
761	void	739	void
762	rxvt_term::tt_winch ()	740	rxvt_term::tt_winch ()
763	{	741	{
		742	if (pty->pty < 0)
		743	return;
		744
764	struct winsize ws;	745	struct winsize ws;
765		746
766	if (cmd_fd < 0)
767	return;
768
769	ws.ws_col = TermWin.ncol;	747	ws.ws_col = ncol;
770	ws.ws_row = TermWin.nrow;	748	ws.ws_row = nrow;
771	ws.ws_xpixel = ws.ws_ypixel = 0;	749	ws.ws_xpixel = width;
772	#ifndef DEBUG_SIZE	750	ws.ws_ypixel = height;
773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	751	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
774	#else	752
775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	753	#if 0
776	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	754	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
777	# ifdef SIGWINCH
778	else if (cmd_pid) /* force through to the command */	755	if (cmd_pid) /* force through to the command */
779	kill (cmd_pid, SIGWINCH);	756	kill (-cmd_pid, SIGWINCH);
780	# endif
781	#endif	757	#endif
782	}	758	}
783		759
784	/*----------------------------------------------------------------------*/	760	/*----------------------------------------------------------------------*/
785	/* rxvt_change_font () - Switch to a new font */	761	/* set_fonts () - load and set the various fonts
786	/*	762	*
787	* init = 1 - initialize	763	* init = 1 - initialize
788	*	764	*
789	* fontname == FONT_UP - switch to bigger font	765	* fontname == FONT_UP - switch to bigger font
790	* fontname == FONT_DN - switch to smaller font	766	* fontname == FONT_DN - switch to smaller font
791	*/	767	*/
792	bool	768	bool
793	rxvt_term::change_font (const char *fontname)	769	rxvt_term::set_fonts ()
794	{	770	{
795	if (fontname == FONT_UP)
796	{
797	// TODO
798	}
799	else if (fontname == FONT_DN)
800	{
801	// TODO
802	}
803	else
804	{
805	rxvt_fontset *fs = new rxvt_fontset (this);	771	rxvt_fontset *fs = new rxvt_fontset (this);
		772	rxvt_fontprop prop;
806		773
807	if (fs && fs->populate (fontname ? fontname : "fixed"))	774	if (!fs
		775	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		776	|| !fs->realize_font (1))
		777	{
		778	delete fs;
		779	return false;
		780	}
		781
		782	#if ENABLE_STYLES
		783	for (int i = RS_styleCount; --i; )
		784	if (fontset[i] != fontset[0])
		785	delete fontset[i];
		786	#endif
		787
		788	delete fontset[0];
		789	fontset[0] = fs;
		790
		791	prop = (*fs)[1]->properties ();
		792	prop.height += lineSpace;
		793	fs->set_prop (prop);
		794
		795	fwidth = prop.width;
		796	fheight = prop.height;
		797	fbase = prop.ascent;
		798
		799	for (int style = 1; style < 4; style++)
		800	{
		801	#if ENABLE_STYLES
		802	const char *res = rs[Rs_font + style];
		803
		804	if (res && !*res)
		805	fontset[style] = fontset[0];
		806	else
808	{	807	{
809	delete TermWin.fontset;	808	fontset[style] = fs = new rxvt_fontset (this);
810	TermWin.fontset = fs;	809	rxvt_fontprop prop2 = prop;
811	TermWin.fwidth = fs->base_font ()->width;
812	TermWin.fheight = fs->base_font ()->height;
813	TermWin.fbase = fs->base_font ()->ascent;
814		810
815	if (TermWin.parent[0])	811	if (res)
		812	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		813	else
816	{	814	{
817	resize_all_windows (0, 0, 0);	815	res = fontset[0]->fontdesc;
818	scr_remap_chars ();	816
819	scr_touch (true);	817	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		818	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
820	}	819	}
821		820
822	return true;	821	fs->populate (res);
		822	fs->set_prop (prop2);
823	}	823	}
		824	#else
		825	fontset[style] = fontset[0];
		826	#endif
		827	}
		828
		829	if (parent[0])
824	}	830	{
		831	resize_all_windows (0, 0, 0);
		832	scr_remap_chars ();
		833	scr_touch (true);
		834	}
825		835
826	return false;	836	return true;
827	}	837	}
828		838
829	bool	839	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
830	rxvt_term::font_up_down (int n, int direction)
831	{	840	{
832	return false;	841	XChangeProperty (display->display, parent[0],
		842	prop, XA_STRING, 8, PropModeReplace,
		843	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		844	}
		845
		846	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		847	{
		848	wchar_t *ws = rxvt_mbstowcs (str, len);
		849	char *s = rxvt_wcstoutf8 (ws);
		850
		851	XChangeProperty (display->display, parent[0],
		852	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		853	(const unsigned char *)s, strlen (s));
		854
		855	free (s);
		856	free (ws);
833	}	857	}
834		858
835	/*----------------------------------------------------------------------*/	859	/*----------------------------------------------------------------------*/
836	/*----------------------------------------------------------------------*/	860	/*----------------------------------------------------------------------*/
837	/* xterm sequences - title, iconName, color (exptl) */	861	/* xterm sequences - title, iconName, color (exptl) */
838	void	862	void
839	rxvt_term::set_title (const char *str)	863	rxvt_term::set_title (const char *str)
840	{	864	{
841	#ifndef SMART_WINDOW_TITLE	865	set_string_property (XA_WM_NAME, str);
842	XStoreName (display->display, TermWin.parent[0], str);	866	#if ENABLE_EWMH
843	#else	867	set_utf8_property (xa[XA_NET_WM_NAME], str);
844	char *name;
845
846	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
847	name = NULL;
848	if (name == NULL || STRCMP (name, str))
849	XStoreName (display->display, TermWin.parent[0], str);
850	if (name)
851	XFree (name);
852	#endif	868	#endif
853	}	869	}
854		870
855	void	871	void
856	rxvt_term::set_iconName (const char *str)	872	rxvt_term::set_icon_name (const char *str)
857	{	873	{
858	#ifndef SMART_WINDOW_TITLE	874	set_string_property (XA_WM_ICON_NAME, str);
859	XSetIconName (display->display, TermWin.parent[0], str);	875	#if ENABLE_EWMH
860	#else	876	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
861	char *name;
862
863	if (XGetIconName (display->display, TermWin.parent[0], &name))
864	name = NULL;
865	if (name == NULL || STRCMP (name, str))
866	XSetIconName (display->display, TermWin.parent[0], str);
867	if (name)
868	XFree (name);
869	#endif	877	#endif
870	}	878	}
871		879
872	#ifdef XTERM_COLOR_CHANGE	880	#ifdef XTERM_COLOR_CHANGE
873	void	881	void
…		…
881		889
882	/* handle color aliases */	890	/* handle color aliases */
883	if (isdigit (*color))	891	if (isdigit (*color))
884	{	892	{
885	i = atoi (color);	893	i = atoi (color);
		894
886	if (i >= 8 && i <= 15)	895	if (i >= 8 && i <= 15)
887	{ /* bright colors */	896	{ /* bright colors */
888	i -= 8;	897	i -= 8;
889	# ifndef NO_BRIGHTCOLOR
890	PixColors[idx] = PixColors[minBrightCOLOR + i];	898	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
891	SET_PIXCOLOR (idx);	899	SET_PIXCOLOR (idx);
892	goto Done;	900	goto done;
893	# endif
894
895	}	901	}
		902
896	if (i >= 0 && i <= 7)	903	if (i >= 0 && i <= 7)
897	{ /* normal colors */	904	{ /* normal colors */
898	PixColors[idx] = PixColors[minCOLOR + i];	905	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
899	SET_PIXCOLOR (idx);	906	SET_PIXCOLOR (idx);
900	goto Done;	907	goto done;
901	}	908	}
902	}	909	}
		910
903	if (!rXParseAllocColor (& xcol, color))	911	if (!rXParseAllocColor (&xcol, color))
904	return;	912	return;
		913
905	/* XStoreColor (display->display, XCMAP, XColor*); */	914	/* XStoreColor (display->display, display->cmap, XColor*); */
906		915
907	/*	916	/*
908	* FIXME: should free colors here, but no idea how to do it so instead,	917	* FIXME: should free colors here, but no idea how to do it so instead,
909	* so just keep gobbling up the colormap	918	* so just keep gobbling up the colormap
910	*/	919	*/
911	# if 0	920	# if 0
912	for (i = Color_Black; i <= Color_White; i++)	921	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[idx] == PixColors[i])	922	if (pix_colors[idx] == pix_colors[i])
914	break;	923	break;
915	if (i > Color_White)	924	if (i > Color_White)
916	{	925	{
917	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	926	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
918	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	927	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
919	DisplayPlanes (display->display, display->screen));	928	DisplayPlanes (display->display, display->screen));
920	}	929	}
921	# endif	930	# endif
922		931
923	PixColors[idx] = xcol;	932	pix_colors_focused[idx] = xcol;
924	SET_PIXCOLOR (idx);	933	SET_PIXCOLOR (idx);
925		934
926	/* XSetWindowAttributes attr; */	935	/* XSetWindowAttributes attr; */
927	/* Cursor cursor; */	936	/* Cursor cursor; */
928	Done:	937	done:
929	if (idx == Color_bg && ! (Options & Opt_transparent))
930	XSetWindowBackground (display->display, TermWin.vt,
931	PixColors[Color_bg]);
932		938
		939	#if OFF_FOCUS_FADING
		940	if (rs[Rs_fade])
		941	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		942	#endif
		943
933	/* handle Color_BD, scrollbar background, etc. */	944	/*TODO: handle Color_BD, scrollbar background, etc. */
934		945
935	set_colorfgbg ();
936	recolour_cursor ();	946	recolour_cursor ();
937	/* the only reasonable way to enforce a clean update */	947	scr_recolour ();
938	scr_poweron ();
939	}	948	}
940		949
941	#else	950	#else
942	# define set_window_color (idx,color) ((void)0)	951	# define set_window_color (idx,color) ((void)0)
943	#endif /* XTERM_COLOR_CHANGE */	952	#endif /* XTERM_COLOR_CHANGE */
944		953
945	void	954	void
946	rxvt_term::recolour_cursor ()	955	rxvt_term::recolour_cursor ()
947	{	956	{
948	#if TODO
949	rxvt_color xcol[2];	957	XColor xcol[2];
950		958
951	xcol[0] = PixColors[Color_pointer];	959	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
952	xcol[1] = PixColors[Color_bg];	960	? pix_colors_focused[Color_pointer_fg]
		961	: pix_colors_focused[Color_fg];
		962	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		963	? pix_colors_focused[Color_pointer_bg]
		964	: pix_colors_focused[Color_bg];
		965
953	XQueryColors (display->display, XCMAP, xcol, 2);	966	XQueryColors (display->display, display->cmap, xcol, 2);
954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	967	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
955	#endif
956	}	968	}
957		969
958	/*----------------------------------------------------------------------*/	970	/*----------------------------------------------------------------------*/
959	/*	971	/*
960	* find if fg/bg matches any of the normal (low-intensity) colors	972	* find if fg/bg matches any of the normal (low-intensity) colors
961	*/	973	*/
962	void	974	void
963	rxvt_term::set_colorfgbg ()	975	rxvt_term::set_colorfgbg ()
964	{	976	{
965	unsigned int i;	977	unsigned int i;
966	const char *xpmb = "\0";	978	const char *xpmb = "\0";
967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	979	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
968		980
969	env_colorfgbg =
970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	981	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
971	STRCPY (fstr, "default");	982	strcpy (fstr, "default");
972	STRCPY (bstr, "default");	983	strcpy (bstr, "default");
973	for (i = Color_Black; i <= Color_White; i++)	984	for (i = Color_Black; i <= Color_White; i++)
974	if (PixColors[Color_fg] == PixColors[i])	985	if (pix_colors[Color_fg] == pix_colors[i])
975	{	986	{
976	sprintf (fstr, "%d", (i - Color_Black));	987	sprintf (fstr, "%d", (i - Color_Black));
977	break;	988	break;
978	}	989	}
		990
979	for (i = Color_Black; i <= Color_White; i++)	991	for (i = Color_Black; i <= Color_White; i++)
980	if (PixColors[Color_bg] == PixColors[i])	992	if (pix_colors[Color_bg] == pix_colors[i])
981	{	993	{
982	sprintf (bstr, "%d", (i - Color_Black));	994	sprintf (bstr, "%d", (i - Color_Black));
983	#ifdef XPM_BACKGROUND	995	#ifdef XPM_BACKGROUND
984	xpmb = "default;";	996	xpmb = "default;";
985	#endif	997	#endif
986	break;	998	break;
987	}	999	}
988		1000
989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1001	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990
991	#ifndef NO_BRIGHTCOLOR
992	colorfgbg = DEFAULT_RSTYLE;
993	for (i = minCOLOR; i <= maxCOLOR; i++)
994	{
995	if (PixColors[Color_fg] == PixColors[i])
996	colorfgbg = SET_FGCOLOR (colorfgbg, i);
997	if (PixColors[Color_bg] == PixColors[i])
998	colorfgbg = SET_BGCOLOR (colorfgbg, i);
999	}
1000	#endif
1001	}	1002	}
1002		1003
1003	/*----------------------------------------------------------------------*/	1004	/*----------------------------------------------------------------------*/
1004	/*
1005	* Colour determination for low colour displays, routine from
1006	* Hans de Goede <hans@highrise.nl>
1007	*/
1008		1005
1009	int	1006	int
1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1007	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1011	{	1008	{
1012	if (!screen_in_out->set (display, colour))	1009	if (!screen_in_out->set (display, colour))
1013	{	1010	{
1014	rxvt_print_error ("can't allocate colour: %s", colour);	1011	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1015	return false;	1012	return false;
1016	}	1013	}
1017		1014
1018	return true;	1015	return true;
1019	}	1016	}
1020		1017
1021	/* -------------------------------------------------------------------- *	1018	/* -------------------------------------------------------------------- *
1022	* - WINDOW RESIZING - *	1019	* - WINDOW RESIZING - *
1023	* -------------------------------------------------------------------- */	1020	* -------------------------------------------------------------------- */
1024	void	1021	void
1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1022	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026	{	1023	{
1027	int fix_screen;	1024	int fix_screen;
		1025	int old_width = szHint.width;
		1026	int old_height = szHint.height;
		1027	dDisp;
1028		1028
1029	#ifdef SMART_RESIZE
1030	int old_width = szHint.width, old_height = szHint.height;
1031	#endif
1032
1033	window_calc (width, height);	1029	window_calc (newwidth, newheight);
1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1030	XSetWMNormalHints (disp, parent[0], &szHint);
		1031
1035	if (!ignoreparent)	1032	if (!ignoreparent)
1036	{	1033	{
1037	#ifdef SMART_RESIZE	1034	#ifdef SMART_RESIZE
1038	/*	1035	/*
1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1036	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1042	int x, y, x1, y1;	1039	int x, y, x1, y1;
1043	int dx, dy;	1040	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1041	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1042	Window unused_cr;
1046		1043
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1044	XTranslateCoordinates (disp, parent[0], display->root,
1048	0, 0, &x, &y, &unused_cr);	1045	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1046	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1047	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1048	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1049	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1050	* our position for handles and decorations. Counter it
1054	*/	1051	*/
…		…
1056	{	1053	{
1057	x -= x1;	1054	x -= x1;
1058	y -= y1;	1055	y -= y1;
1059	}	1056	}
1060		1057
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1058	x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1059	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1060	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1061	dy = old_height - szHint.height;
1065		1062
1066	/* Check position of the center of the window */	1063	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1064	if (x < x1) /* left half */
1068	dx = 0;	1065	dx = 0;
…		…
1071	if (y < y1) /* top half */	1068	if (y < y1) /* top half */
1072	dy = 0;	1069	dy = 0;
1073	else if (y == y1) /* exact center */	1070	else if (y == y1) /* exact center */
1074	dy /= 2;	1071	dy /= 2;
1075		1072
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1073	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1077	szHint.width, szHint.height);	1074	szHint.width, szHint.height);
1078	#else	1075	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1076	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1080	szHint.height);
1081	#endif	1077	#endif
1082
1083	}	1078	}
1084		1079
1085	fix_screen = (TermWin.ncol != prev_ncol	1080	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1086	|| TermWin.nrow != prev_nrow);
1087		1081
1088	if (fix_screen || width != old_width || height != old_height)	1082	if (fix_screen || newwidth != old_width || newheight != old_height)
1089	{	1083	{
1090	if (scrollbar_visible ())	1084	if (scrollBar.state)
1091	{	1085	{
1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1086	XMoveResizeWindow (disp, scrollBar.win,
		1087	window_sb_x, 0,
1093	0, scrollbar_TotalWidth (), szHint.height);	1088	scrollbar_TotalWidth (), szHint.height);
1094	resize_scrollbar ();	1089	resize_scrollbar ();
1095	}	1090	}
1096		1091
1097	if (menubar_visible ())	1092	XMoveResizeWindow (disp, vt,
1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1093	window_vt_x, window_vt_y,
1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1100
1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1102	window_vt_y, TermWin_TotalWidth (),
1103	TermWin_TotalHeight ());	1094	width, height);
1104	scr_clear (height != old_height);	1095
		1096	scr_clear ();
1105	#ifdef XPM_BACKGROUND	1097	#ifdef XPM_BACKGROUND
1106	resize_pixmap ();	1098	resize_pixmap ();
1107	#endif	1099	#endif
1108
1109	}	1100	}
1110		1101
1111	if (fix_screen || old_height == 0)	1102	if (fix_screen || old_height == 0)
1112	{
1113	int curr_screen = -1;
1114	int old_ncol = prev_ncol;
1115
1116	/* scr_reset only works on the primary screen */
1117	if (old_height) /* this is not the first time through */
1118	{
1119	unsigned int ncol = TermWin.ncol;
1120	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1121	curr_screen = scr_change_screen (PRIMARY);
1122	TermWin.ncol = ncol;
1123	}
1124
1125	scr_reset ();	1103	scr_reset ();
1126		1104
1127	if (curr_screen >= 0) /* this is not the first time through */	1105	#ifdef XPM_BACKGROUND
1128	{	1106	if (pixmap)
1129	scr_change_screen (curr_screen);	1107	scr_touch (false);
1130	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1108	#endif
1131	}
1132	}
1133
1134	old_width = szHint.width;
1135	old_height = szHint.height;
1136		1109
1137	#ifdef USE_XIM	1110	#ifdef USE_XIM
1138	IMSetStatusPosition ();	1111	IMSetStatusPosition ();
1139	#endif	1112	#endif
1140	}	1113	}
…		…
1142	/*	1115	/*
1143	* Set the width/height of the vt window in characters. Units are pixels.	1116	* Set the width/height of the vt window in characters. Units are pixels.
1144	* good for toggling 80/132 columns	1117	* good for toggling 80/132 columns
1145	*/	1118	*/
1146	void	1119	void
1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1120	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148	{	1121	{
1149	XWindowAttributes wattr;	1122	XWindowAttributes wattr;
1150		1123
1151	if (width == 0 || height == 0)	1124	if (newwidth == 0 || newheight == 0)
1152	{	1125	{
1153	XGetWindowAttributes (display->display, display->root, &wattr);	1126	XGetWindowAttributes (display->display, display->root, &wattr);
		1127
1154	if (width == 0)	1128	if (newwidth == 0)
1155	width = wattr.width - szHint.base_width;	1129	newwidth = wattr.width - szHint.base_width;
1156	if (height == 0)	1130	if (newheight == 0)
1157	height = wattr.height - szHint.base_height;	1131	newheight = wattr.height - szHint.base_height;
1158	}
1159	if (width != TermWin.width || height != TermWin.height)
1160	{	1132	}
		1133
		1134	if (newwidth != width || newheight != height)
		1135	{
1161	width += szHint.base_width;	1136	newwidth += szHint.base_width;
1162	height += szHint.base_height;	1137	newheight += szHint.base_height;
1163	resize_all_windows (width, height, 0);	1138	resize_all_windows (newwidth, newheight, 0);
1164	}	1139	}
1165	}	1140	}
1166		1141
1167	/* -------------------------------------------------------------------- *	1142	/* -------------------------------------------------------------------- *
1168	* - X INPUT METHOD ROUTINES - *	1143	* - X INPUT METHOD ROUTINES - *
1169	* -------------------------------------------------------------------- */	1144	* -------------------------------------------------------------------- */
1170	#ifdef USE_XIM	1145	#ifdef USE_XIM
1171		1146
1172	void	1147	void
		1148	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1149	{
		1150	fg = pix_colors[Color_fg];
		1151	bg = pix_colors[Color_bg];
		1152	}
		1153
		1154	void
1173	rxvt_term::im_set_size (XRectangle *size)	1155	rxvt_term::im_set_size (XRectangle &size)
1174	{	1156	{
1175	size->x = TermWin.int_bwidth;	1157	// the int_bwidth terms make no sense to me
1176	size->y = TermWin.int_bwidth;	1158	size.x = int_bwidth;
1177	size->width = Width2Pixel (TermWin.ncol);	1159	size.y = int_bwidth;
1178	size->height = Height2Pixel (TermWin.nrow);	1160	size.width = Width2Pixel (ncol) + int_bwidth;
		1161	size.height = Height2Pixel (nrow) + int_bwidth;
1179	}	1162	}
1180		1163
1181	void	1164	void
1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1165	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1166	XRectangle &status_rect,
		1167	const XRectangle &needed_rect)
1183	{	1168	{
1184	*fg = PixColors[Color_fg];	1169	preedit_rect.x = needed_rect.width;
1185	*bg = PixColors[Color_bg];	1170	preedit_rect.y = 0;
		1171	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1172	preedit_rect.height = fheight;
		1173
		1174	status_rect.x = 0;
		1175	status_rect.y = 0;
		1176	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1177	status_rect.height = fheight;
1186	}	1178	}
1187		1179
1188	/* Checking whether input method is running. */	1180	/* Checking whether input method is running. */
1189	bool	1181	bool
1190	rxvt_term::IMisRunning ()	1182	rxvt_term::IMisRunning ()
1191	{	1183	{
1192	char *p;	1184	char *p;
1193	Atom atom;	1185	Atom atom;
1194	Window win;	1186	Window win;
1195	char server[IMBUFSIZ];	1187	char server[IMBUFSIZ];
1196		1188
1197	/* get current locale modifier */	1189	/* get current locale modifier */
1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1190	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1199	{	1191	{
1200	STRCPY (server, "@server=");	1192	strcpy (server, "@server=");
1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1193	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1194
1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1195	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1203	*p = '\0';	1196	*p = '\0';
1204		1197
1205	atom = XInternAtom (display->display, server, False);	1198	atom = XInternAtom (display->display, server, False);
1206	win = XGetSelectionOwner (display->display, atom);	1199	win = XGetSelectionOwner (display->display, atom);
		1200
1207	if (win != None)	1201	if (win != None)
1208	return True;	1202	return True;
1209	}	1203	}
		1204
1210	return False;	1205	return False;
1211	}	1206	}
1212		1207
1213	void	1208	void
1214	rxvt_term::IMSendSpot ()	1209	rxvt_term::IMSendSpot ()
1215	{	1210	{
1216	XPoint spot;	1211	XPoint nspot;
1217	XVaNestedList preedit_attr;	1212	XVaNestedList preedit_attr;
1218		1213
1219	if (Input_Context == NULL	1214	if (!Input_Context
		1215	|| !focus
1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1216	|| !(input_style & XIMPreeditPosition))
1221	|| ! (event_type == KeyPress
1222	|| event_type == Expose
1223	|| event_type == NoExpose
1224	|| event_type == SelectionNotify
1225	|| event_type == ButtonRelease || event_type == FocusIn)
1226	|| !IMisRunning ())
1227	return;	1217	return;
1228		1218
1229	im_set_position (&spot);	1219	im_set_position (nspot);
		1220
		1221	if (nspot.x == spot.x && nspot.y == spot.y)
		1222	return;
		1223
		1224	spot = nspot;
1230		1225
1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1226	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1227	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233	XFree (preedit_attr);	1228	XFree (preedit_attr);
1234	}	1229	}
1235		1230
1236	void	1231	void
1237	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1238	XRectangle * needed_rect)
1239	{
1240	int mbh, vtx = 0;
1241
1242	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1243	vtx = scrollbar_TotalWidth ();
1244
1245	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1246	mbh -= TermWin.lineSpace;
1247
1248	preedit_rect->x = needed_rect->width + vtx;
1249	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1250
1251	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1252	preedit_rect->height = Height2Pixel (1);
1253
1254	status_rect->x = vtx;
1255	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1256
1257	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1258	status_rect->height = Height2Pixel (1);
1259	}
1260
1261	void
1262	rxvt_term::im_destroy ()	1232	rxvt_term::im_destroy ()
1263	{	1233	{
1264	if (Input_Context)
1265	{
1266	XDestroyIC (Input_Context);
1267	Input_Context = NULL;
1268	}
1269
1270	if (input_method)	1234	if (input_method)
1271	{	1235	{
		1236	if (Input_Context && input_method->xim)
		1237	XDestroyIC (Input_Context);
		1238
1272	display->put_xim (input_method);	1239	display->put_xim (input_method);
1273	input_method = 0;	1240	input_method = 0;
1274	}	1241	}
		1242
		1243	Input_Context = 0;
1275	}	1244	}
		1245
		1246	#ifdef ENABLE_XIM_ONTHESPOT
		1247
		1248	static void
		1249	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1250	{
		1251	((rxvt_term *)client_data)->make_current ();
		1252	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1253	}
		1254
		1255	static void
		1256	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1257	{
		1258	((rxvt_term *)client_data)->make_current ();
		1259	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1260	}
		1261
		1262	static void
		1263	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1264	{
		1265	rxvt_term *term = (rxvt_term *)client_data;
		1266	XIMText *text = call_data->text;
		1267
		1268	term->make_current ();
		1269
		1270	if (text)
		1271	{
		1272	void *str;
		1273
		1274	if (!text->encoding_is_wchar && text->string.multi_byte)
		1275	{
		1276	// of course, X makes it ugly again
		1277	if (term->rs[Rs_imLocale])
		1278	SET_LOCALE (term->rs[Rs_imLocale]);
		1279
		1280	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1281	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1282
		1283	if (term->rs[Rs_imLocale])
		1284	SET_LOCALE (term->locale);
		1285	}
		1286	else
		1287	str = (void *)text->string.wide_char;
		1288
		1289	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1290	DT_INT, call_data->caret,
		1291	DT_INT, call_data->chg_first,
		1292	DT_INT, call_data->chg_length,
		1293	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1294	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1295	DT_END));
		1296	}
		1297	else
		1298	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1299	DT_INT, call_data->caret,
		1300	DT_INT, call_data->chg_first,
		1301	DT_INT, call_data->chg_length,
		1302	DT_END));
		1303	}
		1304
		1305	static void
		1306	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1307	{
		1308	((rxvt_term *)client_data)->make_current ();
		1309	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1310	DT_INT, call_data->position,
		1311	DT_INT, call_data->direction,
		1312	DT_INT, call_data->style,
		1313	DT_END));
		1314	}
		1315
		1316	#endif
1276		1317
1277	/*	1318	/*
1278	* Try to open a XIM with the current modifiers, then see if we can	1319	* Try to open a XIM with the current modifiers, then see if we can
1279	* open a suitable preedit type	1320	* open a suitable preedit type
1280	*/	1321	*/
1281	bool	1322	bool
1282	rxvt_term::IM_get_IC (const char *modifiers)	1323	rxvt_term::IM_get_IC (const char *modifiers)
1283	{	1324	{
1284	int i, j, found;	1325	int i, j, found;
1285	XIM xim;	1326	XIM xim;
1286	XPoint spot;	1327	XPoint spot;
1287	XRectangle rect, status_rect, needed_rect;	1328	XRectangle rect, status_rect, needed_rect;
1288	unsigned long fg, bg;	1329	unsigned long fg, bg;
1289	const char *p;	1330	const char *p;
1290	char **s;	1331	char **s;
1291	XIMStyles *xim_styles;	1332	XIMStyles *xim_styles;
1292	XVaNestedList preedit_attr, status_attr;	1333	#ifdef ENABLE_XIM_ONTHESPOT
		1334	XIMCallback xcb[4];
		1335	#endif
		1336
		1337	set_environ (envv);
1293		1338
1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1339	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1295	return false;	1340	return false;
1296		1341
1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298	input_method = display->get_xim (locale, modifiers);	1342	input_method = display->get_xim (locale, modifiers);
1299	if (input_method == NULL)	1343	if (input_method == NULL)
1300	return false;	1344	return false;
1301		1345
1302	xim = input_method->xim;	1346	xim = input_method->xim;
		1347	spot.x = spot.y = -1;
1303		1348
1304	xim_styles = NULL;	1349	xim_styles = NULL;
1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1350	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306	|| !xim_styles || !xim_styles->count_styles)	1351	|| !xim_styles || !xim_styles->count_styles)
1307	{	1352	{
1308	display->put_xim (input_method);	1353	im_destroy ();
1309	return false;	1354	return false;
1310	}	1355	}
1311		1356
1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1357	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1358
		1359	for (int pi = 0; pi < 2; pi++)
		1360	{
		1361	p = pet[pi];
		1362
		1363	if (!p)
		1364	continue;
		1365
1313	s = rxvt_splitcommastring (p);	1366	s = rxvt_splitcommastring (p);
		1367
1314	for (i = found = 0; !found && s[i]; i++)	1368	for (i = found = 0; !found && s[i]; i++)
1315	{	1369	{
1316	if (!STRCMP (s[i], "OverTheSpot"))	1370	if (!strcmp (s[i], "OverTheSpot"))
1317	input_style = (XIMPreeditPosition | XIMStatusNothing);	1371	input_style = XIMPreeditPosition | XIMStatusNothing;
1318	else if (!STRCMP (s[i], "OffTheSpot"))	1372	else if (!strcmp (s[i], "OffTheSpot"))
1319	input_style = (XIMPreeditArea | XIMStatusArea);	1373	input_style = XIMPreeditArea | XIMStatusArea;
1320	else if (!STRCMP (s[i], "Root"))	1374	else if (!strcmp (s[i], "Root"))
1321	input_style = (XIMPreeditNothing | XIMStatusNothing);	1375	input_style = XIMPreeditNothing | XIMStatusNothing;
		1376	else if (!strcmp (s[i], "None"))
		1377	input_style = XIMPreeditNone | XIMStatusNone;
		1378	#ifdef ENABLE_XIM_ONTHESPOT
		1379	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1380	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1381	#endif
		1382	else
		1383	input_style = XIMPreeditNothing | XIMStatusNothing;
1322		1384
1323	for (j = 0; j < xim_styles->count_styles; j++)	1385	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1386	if (input_style == xim_styles->supported_styles[j])
1325	{	1387	{
		1388	rxvt_freecommastring (s);
		1389
1326	found = 1;	1390	found = 1;
1327	break;	1391	goto foundpet;
		1392	}
		1393
1328	}	1394	}
1329	}
1330		1395
1331	for (i = 0; s[i]; i++)	1396	rxvt_freecommastring (s);
1332	free (s[i]);	1397	}
1333		1398
1334	free (s);	1399	foundpet:
		1400
1335	XFree (xim_styles);	1401	XFree (xim_styles);
1336		1402
1337	if (!found)	1403	if (!found)
1338	{	1404	{
1339	display->put_xim (input_method);	1405	im_destroy ();
1340	return false;	1406	return false;
1341	}	1407	}
1342		1408
1343	preedit_attr = status_attr = NULL;	1409	XFontSet fs = 0;
		1410	XVaNestedList preedit_attr = 0, status_attr = 0;
		1411
		1412	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1413	{
		1414	// fake us a font-set, please
		1415	char **missing_charset_list;
		1416	int missing_charset_count;
		1417	char *def_string;
		1418	char pat[512];
		1419
		1420	sprintf (pat,
		1421	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1422	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1423	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1424	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1425	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1426	"*",
		1427	fheight,
		1428	fheight + 1, fheight - 1,
		1429	fheight - 2, fheight + 2);
		1430
		1431	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1432	&missing_charset_list, &missing_charset_count, &def_string);
		1433
		1434	if (missing_charset_list)
		1435	XFreeStringList (missing_charset_list);
		1436
		1437	if (!fs)
		1438	{
		1439	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1440	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1441	}
		1442	}
1344		1443
1345	if (input_style & XIMPreeditPosition)	1444	if (input_style & XIMPreeditPosition)
1346	{	1445	{
1347	im_set_size (&rect);	1446	im_set_size (rect);
1348	im_set_position (&spot);	1447	im_set_position (spot);
1349	im_set_color (&fg, &bg);	1448	im_set_color (fg, bg);
1350		1449
1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1450	preedit_attr = XVaCreateNestedList (0,
		1451	XNForeground, fg,
		1452	XNBackground, bg,
		1453	XNArea, &rect,
1352	XNSpotLocation, &spot,	1454	XNSpotLocation, &spot,
1353	XNForeground, fg, XNBackground, bg,
1354	//XNFontSet, TermWin.fontset,	1455	XNFontSet, fs,
1355	NULL);	1456	NULL);
1356	}	1457	}
1357	else if (input_style & XIMPreeditArea)	1458	else if (input_style & XIMPreeditArea)
1358	{	1459	{
1359	im_set_color (&fg, &bg);	1460	im_set_color (fg, bg);
1360		1461
1361	/*	1462	/*
1362	* The necessary width of preedit area is unknown	1463	* The necessary width of preedit area is unknown
1363	* until create input context.	1464	* until create input context.
1364	*/	1465	*/
1365	needed_rect.width = 0;	1466	needed_rect.width = 0;
1366
1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1467	im_set_preedit_area (rect, status_rect, needed_rect);
1368		1468
1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1469	preedit_attr = XVaCreateNestedList (0,
		1470	XNForeground, fg,
1370	XNForeground, fg, XNBackground, bg,	1471	XNBackground, bg,
		1472	XNArea, &rect,
		1473	XNFontSet, fs,
		1474	NULL);
		1475	status_attr = XVaCreateNestedList (0,
		1476	XNForeground, fg,
		1477	XNBackground, bg,
		1478	XNArea, &status_rect,
1371	//XNFontSet, TermWin.fontset,	1479	XNFontSet, fs,
1372	NULL);	1480	NULL);
1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1481	}
1374	XNForeground, fg, XNBackground, bg,	1482	else if (input_style & XIMPreeditCallbacks)
1375	//XNFontSet, TermWin.fontset,	1483	{
		1484	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1485	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1486	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1487	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1488
		1489	preedit_attr = XVaCreateNestedList (0,
		1490	XNPreeditStartCallback, &xcb[0],
		1491	XNPreeditDoneCallback , &xcb[1],
		1492	XNPreeditDrawCallback , &xcb[2],
		1493	XNPreeditCaretCallback, &xcb[3],
1376	NULL);	1494	NULL);
1377	}	1495	}
1378		1496
1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1497	Input_Context = XCreateIC (xim,
		1498	XNInputStyle, input_style,
1380	XNClientWindow, TermWin.parent[0],	1499	XNClientWindow, vt,
1381	XNFocusWindow, TermWin.parent[0],	1500	XNFocusWindow, parent[0],
1382	preedit_attr ? XNPreeditAttributes : NULL,	1501	preedit_attr ? XNPreeditAttributes : NULL,
1383	preedit_attr,	1502	preedit_attr,
1384	status_attr ? XNStatusAttributes : NULL,	1503	status_attr ? XNStatusAttributes : NULL,
1385	status_attr, NULL);	1504	status_attr, NULL);
		1505
1386	if (preedit_attr) XFree (preedit_attr);	1506	if (preedit_attr) XFree (preedit_attr);
1387	if (status_attr) XFree (status_attr);	1507	if (status_attr) XFree (status_attr);
		1508	if (fs) XFreeFontSet (display->display, fs);
1388		1509
1389	if (Input_Context == NULL)	1510	if (Input_Context == NULL)
1390	{	1511	{
1391	rxvt_print_error ("failed to create input context");	1512	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392	display->put_xim (input_method);	1513	im_destroy ();
1393	return false;	1514	return false;
1394	}	1515	}
		1516
		1517	#if 0
		1518	// unfortunately, only the focus window is used by XIM, hard to fix
		1519	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1520	vt_select_input ();
		1521	#endif
1395		1522
1396	if (input_style & XIMPreeditArea)	1523	if (input_style & XIMPreeditArea)
1397	IMSetStatusPosition ();	1524	IMSetStatusPosition ();
1398		1525
1399	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1400	return true;	1526	return true;
1401	}	1527	}
1402		1528
1403	void	1529	void
1404	rxvt_term::im_cb ()	1530	rxvt_term::im_cb ()
1405	{	1531	{
1406	int i, found, had_im;	1532	int i;
1407	const char *p;	1533	const char *p;
1408	char **s;	1534	char **s;
1409	char buf[IMBUFSIZ];	1535	char buf[IMBUFSIZ];
1410		1536
		1537	make_current ();
		1538
1411	im_destroy ();	1539	im_destroy ();
1412		1540
1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414	if (Input_Context)	1541	if (Input_Context)
1415	return;	1542	return;
1416		1543
1417	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1544	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1418	if (rs[Rs_imLocale])	1545	if (rs[Rs_imLocale])
…		…
1423	if (p && *p)	1550	if (p && *p)
1424	{	1551	{
1425	bool found = false;	1552	bool found = false;
1426		1553
1427	s = rxvt_splitcommastring (p);	1554	s = rxvt_splitcommastring (p);
		1555
1428	for (i = 0; s[i]; i++)	1556	for (i = 0; s[i]; i++)
1429	{	1557	{
1430	if (*s[i])	1558	if (*s[i])
1431	{	1559	{
1432	STRCPY (buf, "@im=");	1560	strcpy (buf, "@im=");
1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1561	strncat (buf, s[i], IMBUFSIZ - 5);
1434	if (IM_get_IC (buf))	1562	if (IM_get_IC (buf))
1435	{	1563	{
1436	found = true;	1564	found = true;
1437	break;	1565	break;
1438	}	1566	}
1439	}	1567	}
1440	}	1568	}
1441	for (i = 0; s[i]; i++)	1569
1442	free (s[i]);	1570	rxvt_freecommastring (s);
1443	free (s);
1444		1571
1445	if (found)	1572	if (found)
1446	goto done;	1573	goto done;
1447	}	1574	}
1448		1575
…		…
1462	}	1589	}
1463		1590
1464	void	1591	void
1465	rxvt_term::IMSetStatusPosition ()	1592	rxvt_term::IMSetStatusPosition ()
1466	{	1593	{
1467	XRectangle preedit_rect, status_rect, *needed_rect;	1594	XRectangle preedit_rect, status_rect, *needed_rect;
1468	XVaNestedList preedit_attr, status_attr;	1595	XVaNestedList preedit_attr, status_attr;
1469		1596
1470	if (Input_Context == NULL	1597	if (!Input_Context
		1598	|| !focus
1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1599	|| !(input_style & XIMPreeditArea)
1472	|| !IMisRunning ())	1600	|| !IMisRunning ())
1473	return;	1601	return;
1474		1602
1475	/* Getting the necessary width of preedit area */	1603	/* Getting the necessary width of preedit area */
1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1605	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478	XFree (status_attr);	1606	XFree (status_attr);
1479		1607
1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1608	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1609	XFree (needed_rect);
1481		1610
1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1611	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1612	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484		1613
1485	XSetICValues (Input_Context,	1614	XSetICValues (Input_Context,
1486	XNPreeditAttributes, preedit_attr,	1615	XNPreeditAttributes, preedit_attr,
1487	XNStatusAttributes, status_attr, NULL);	1616	XNStatusAttributes, status_attr, NULL);
1488		1617
1489	XFree (preedit_attr);	1618	XFree (preedit_attr);
1490	XFree (status_attr);	1619	XFree (status_attr);
1491	}	1620	}
1492	#endif /* USE_XIM */	1621	#endif /* USE_XIM */
1493		1622
1494	/*----------------------------------------------------------------------*/
1495	rxvt_t rxvt_current_term;
1496
1497	/*----------------------- end-of-file (C source) -----------------------*/	1623	/*----------------------- end-of-file (C source) -----------------------*/

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