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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.60 by pcg, Sun Mar 28 02:07:08 2004 UTC vs.
Revision 1.187 by root, Tue Jan 17 16:22:41 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
49	static char curlocale[128];	53	static char curlocale[128], savelocale[128];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
58	}	63	return true;
		64	}
		65
		66	void
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
		73	void
		74	rxvt_pop_locale ()
		75	{
		76	rxvt_set_locale (savelocale);
59	}	77	}
60		78
61	#if ENABLE_COMBINING	79	#if ENABLE_COMBINING
62	class rxvt_composite_vec rxvt_composite;	80	class rxvt_composite_vec rxvt_composite;
63		81
…		…
120	return len;	138	return len;
121		139
122	}	140	}
123	#endif	141	#endif
124		142
125	void *
126	rxvt_term::operator new (size_t s)
127	{
128	void *p = malloc (s);
129
130	MEMSET (p, 0, s);
131	return p;
132	}
133
134	void
135	rxvt_term::operator delete (void *p, size_t s)
136	{
137	free (p);
138	}
139
140	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
141	:	144	:
		145	#if TRANSPARENT
142	rootwin_ev (this, &rxvt_term::rootwin_cb),	146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef CURSOR_BLINK
		152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		153	#endif
		154	#ifdef TEXT_BLINK
		155	text_blink_ev (this, &rxvt_term::text_blink_cb),
		156	#endif
		157	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		158	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		159	#endif
		160	#ifdef SELECTION_SCROLLING
		161	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		162	#endif
		163	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		164	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		165	#endif
		166	#ifdef POINTER_BLANK
		167	pointer_ev (this, &rxvt_term::pointer_cb),
		168	#endif
		169	#ifdef USE_XIM
		170	im_ev (this, &rxvt_term::im_cb),
		171	#endif
143	termwin_ev (this, &rxvt_term::x_cb),	172	termwin_ev (this, &rxvt_term::x_cb),
144	vt_ev (this, &rxvt_term::x_cb),	173	vt_ev (this, &rxvt_term::x_cb),
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev (this, &rxvt_term::x_cb),
147	#endif
148	#ifdef MENUBAR
149	menubar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef CURSOR_BLINK
152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
153	#endif
154	#ifdef TEXT_BLINK
155	text_blink_ev (this, &rxvt_term::text_blink_cb),
156	#endif
157	#ifdef POINTER_BLANK
158	pointer_ev (this, &rxvt_term::pointer_cb),
159	#endif
160	#ifdef USE_XIM
161	im_ev (this, &rxvt_term::im_cb),
162	#endif
163	check_ev (this, &rxvt_term::check_cb),	174	check_ev (this, &rxvt_term::check_cb),
		175	flush_ev (this, &rxvt_term::flush_cb),
164	destroy_ev (this, &rxvt_term::destroy_cb),	176	destroy_ev (this, &rxvt_term::destroy_cb),
165	pty_ev (this, &rxvt_term::pty_cb),	177	pty_ev (this, &rxvt_term::pty_cb),
166	incr_ev (this, &rxvt_term::incr_cb)	178	incr_ev (this, &rxvt_term::incr_cb)
167	{	179	{
168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		181
		182	termlist.push_back (this);
		183
		184	#ifdef KEYSYM_RESOURCE
		185	keyboard = new keyboard_manager;
		186
		187	if (!keyboard)
		188	rxvt_fatal ("out of memory, aborting.\n");
		189	#endif
		190	}
		191
		192	// clean up the most important stuff, do *not* call x or free mem etc.
		193	// for use before an emergency exit
		194	void rxvt_term::emergency_cleanup ()
		195	{
		196	if (cmd_pid)
		197	kill (-cmd_pid, SIGHUP);
		198
		199	delete pty; pty = 0;
169	}	200	}
170		201
171	rxvt_term::~rxvt_term ()	202	rxvt_term::~rxvt_term ()
172	{	203	{
173	if (cmd_fd >= 0)	204	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
174	close (cmd_fd);
175		205
176	#ifndef NO_SETOWNER_TTYDEV	206	termlist.erase (find (termlist.begin (), termlist.end(), this));
177	privileged_ttydev (RESTORE);
178	#endif
179	#ifdef UTMP_SUPPORT
180	privileged_utmp (RESTORE);
181	#endif
182		207
		208	emergency_cleanup ();
		209
		210	#if ENABLE_STYLES
		211	for (int i = RS_styleCount; --i; )
		212	if (fontset[i] != fontset[0])
		213	delete fontset[i];
		214	#endif
183	delete TermWin.fontset;	215	delete fontset[0];
184		216
185	if (display)	217	if (display)
186	{	218	{
		219	dDisp;
		220
187	selection_clear ();	221	selection_clear ();
188		222
189	#ifdef MENUBAR	223	#ifdef USE_XIM
190	if (menubarGC) XFreeGC (display->display, menubarGC);	224	im_destroy ();
191	#endif	225	#endif
192	#ifdef XTERM_SCROLLBAR	226	#ifdef XTERM_SCROLLBAR
193	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	227	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
194	if (ShadowGC) XFreeGC (display->display, ShadowGC);	228	if (ShadowGC) XFreeGC (disp, ShadowGC);
195	#endif	229	#endif
196	#ifdef PLAIN_SCROLLBAR	230	#ifdef PLAIN_SCROLLBAR
197	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	231	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
198	#endif	232	#endif
199	#ifdef NEXT_SCROLLBAR	233	#ifdef NEXT_SCROLLBAR
200	if (blackGC) XFreeGC (display->display, blackGC);	234	if (blackGC) XFreeGC (disp, blackGC);
201	if (whiteGC) XFreeGC (display->display, whiteGC);	235	if (whiteGC) XFreeGC (disp, whiteGC);
202	if (grayGC) XFreeGC (display->display, grayGC);	236	if (grayGC) XFreeGC (disp, grayGC);
203	if (darkGC) XFreeGC (display->display, darkGC);	237	if (darkGC) XFreeGC (disp, darkGC);
204	if (stippleGC) XFreeGC (display->display, stippleGC);	238	if (stippleGC) XFreeGC (disp, stippleGC);
205	if (dimple) XFreePixmap (display->display, dimple);	239	if (dimple) XFreePixmap (disp, dimple);
206	if (upArrow) XFreePixmap (display->display, upArrow);	240	if (upArrow) XFreePixmap (disp, upArrow);
207	if (downArrow) XFreePixmap (display->display, downArrow);	241	if (downArrow) XFreePixmap (disp, downArrow);
208	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	242	if (upArrowHi) XFreePixmap (disp, upArrowHi);
209	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	243	if (downArrowHi) XFreePixmap (disp, downArrowHi);
210	#endif	244	#endif
211	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	245	#ifdef RXVT_SCROLLBAR
212	if (topShadowGC) XFreeGC (display->display, topShadowGC);	246	if (topShadowGC) XFreeGC (disp, topShadowGC);
213	if (botShadowGC) XFreeGC (display->display, botShadowGC);	247	if (botShadowGC) XFreeGC (disp, botShadowGC);
214	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	248	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
215	#endif	249	#endif
216	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	250	if (gc) XFreeGC (disp, gc);
217		251
218	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
219	delete menuBar.drawable;	252	delete drawable;
220	//if (menuBar.win)
221	// XDestroyWindow (display->display, menuBar.win);
222	#endif
223	delete TermWin.drawable;
224	// destroy all windows	253	// destroy all windows
225	if (TermWin.parent[0])	254	if (parent[0])
226	XDestroyWindow (display->display, TermWin.parent[0]);	255	XDestroyWindow (disp, parent[0]);
227	}	256	}
228		257
229	// TODO: free pixcolours, colours should become part of rxvt_display	258	// TODO: free pixcolours, colours should become part of rxvt_display
230		259	delete pix_colors_focused;
231	delete PixColors;	260	#if OFF_FOCUS_FADING
		261	delete pix_colors_unfocused;
		262	#endif
232		263
233	displays.put (display);	264	displays.put (display);
234		265
235	scr_release ();	266	scr_release ();
236		267
237	/* clear all resources */	268	/* clear all resources */
238	for (int i = 0; i < allocated.size (); i++)	269	for (int i = 0; i < allocated.size (); i++)
239	free (allocated[i]);	270	free (allocated [i]);
240		271
241	free (selection.text);	272	free (selection.text);
242	// TODO: manage env vars in child only(!)	273	// TODO: manage env vars in child only(!)
243	free (env_windowid);	274	free (env_windowid);
244	free (env_display);	275	free (env_display);
245	free (env_term);	276	free (env_term);
246	free (env_colorfgbg);	277	free (env_colorfgbg);
247	free (locale);	278	free (locale);
248	#if 0	279	free (v_buffer);
249	free (codeset);	280	free (incr_buf);
250	#endif
251		281
252	delete envv;	282	delete envv;
253	delete argv;	283	delete argv;
		284
		285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	}
		289
		290	void
		291	rxvt_term::child_exit ()
		292	{
		293	cmd_pid = 0;
		294
		295	if (!OPTION (Opt_hold))
		296	destroy ();
254	}	297	}
255		298
256	void	299	void
257	rxvt_term::destroy ()	300	rxvt_term::destroy ()
258	{	301	{
		302	if (destroy_ev.active)
		303	return;
		304
		305	#if ENABLE_OVERLAY
		306	scr_overlay_off ();
		307	#endif
		308
259	if (display)	309	if (display)
260	{	310	{
		311	#if USE_XIM
		312	im_ev.stop (display);
		313	#endif
		314	#if HAVE_SCROLLBARS
		315	scrollbar_ev.stop (display);
		316	#endif
		317	#if TRANSPARENT
261	rootwin_ev.stop (display);	318	rootwin_ev.stop (display);
		319	#endif
		320	incr_ev.stop ();
262	termwin_ev.stop (display);	321	termwin_ev.stop (display);
263	vt_ev.stop (display);	322	vt_ev.stop (display);
264	#ifdef USE_XIM
265	im_destroy ();
266	im_ev.stop (display);
267	#endif
268	#ifdef HAVE_SCROLLBARS
269	scrollbar_ev.stop (display);
270	#endif
271	#ifdef MENUBAR
272	menubar_ev.stop (display);
273	#endif
274	}	323	}
275		324
276	check_ev.stop ();	325	check_ev.stop ();
277	pty_ev.stop ();	326	pty_ev.stop ();
278	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
279	cursor_blink_ev.stop ();	328	cursor_blink_ev.stop ();
280	#endif	329	#endif
281	#ifdef TEXT_BLINK	330	#ifdef TEXT_BLINK
282	text_blink_ev.stop ();	331	text_blink_ev.stop ();
283	#endif	332	#endif
		333	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		334	cont_scroll_ev.stop ();
		335	#endif
		336	#ifdef SELECTION_SCROLLING
		337	sel_scroll_ev.stop ();
		338	#endif
284	#ifdef POINTER_BLANK	339	#ifdef POINTER_BLANK
285	pointer_ev.stop ();	340	pointer_ev.stop ();
286	#endif	341	#endif
287		342
288	destroy_ev.start (0);	343	destroy_ev.start (0);
289	}	344	}
290		345
291	void	346	void
292	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (time_watcher &w)
293	{	348	{
294	SET_R (this);	349	make_current ();
295		350
296	delete this;	351	delete this;
297	}
298
299	/*----------------------------------------------------------------------*/
300	/* rxvt_init () */
301	bool
302	rxvt_term::init (int argc, const char *const *argv)
303	{
304	SET_R (this);
305
306	if (!init_vars ())
307	return false;
308
309	/*
310	* Save and then give up any super-user privileges
311	* If we need privileges in any area then we must specifically request it.
312	* We should only need to be root in these cases:
313	* 1. write utmp entries on some systems
314	* 2. chown tty on some systems
315	*/
316	privileges (SAVE);
317	privileges (IGNORE);
318
319	init_secondary ();
320
321	const char **cmd_argv = init_resources (argc, argv);
322
323	set_locale ("");
324
325	#if MENUBAR_MAX
326	menubar_read (rs[Rs_menu]);
327	#endif
328	#ifdef HAVE_SCROLLBARS
329	if (Options & Opt_scrollBar)
330	scrollBar.setIdle (); /* set existence for size calculations */
331	#endif
332
333	create_windows (argc, argv);
334
335	init_xlocale ();
336
337	scr_reset (); /* initialize screen */
338
339	#if 0
340	XSynchronize (display->display, True);
341	#endif
342
343	#ifdef HAVE_SCROLLBARS
344	if (Options & Opt_scrollBar)
345	resize_scrollbar (); /* create and map scrollbar */
346	#endif
347	#if (MENUBAR_MAX)
348	if (menubar_visible ())
349	XMapWindow (display->display, menuBar.win);
350	#endif
351	#ifdef TRANSPARENT
352	if (Options & Opt_transparent)
353	{
354	XSelectInput (display->display, display->root, PropertyChangeMask);
355	check_our_parents ();
356	}
357	#endif
358
359	rootwin_ev.start (display, display->root);
360
361	XMapWindow (display->display, TermWin.vt);
362	XMapWindow (display->display, TermWin.parent[0]);
363
364	init_command (cmd_argv);
365
366	pty_ev.start (cmd_fd, EVENT_READ);
367
368	check_ev.start ();
369
370	return true;
371	}
372
373	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
374
375	void
376	rxvt_init_signals ()
377	{
378	/* install exit handler for cleanup */
379	#if 0
380	#ifdef HAVE_ATEXIT
381	atexit (rxvt_clean_exit);
382	#else
383	#endif
384	#endif
385
386	struct sigaction sa;
387
388	sigfillset (&sa.sa_mask);
389	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
390	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
391	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
392	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
393	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
394	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
395	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
396
397	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
398	/* signal (SIGURG, SIG_DFL); */
399
400	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
401	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
402	}
403
404	/* ------------------------------------------------------------------------- *
405	* SIGNAL HANDLING & EXIT HANDLER *
406	* ------------------------------------------------------------------------- */
407	/*
408	* Catch a SIGCHLD signal and exit if the direct child has died
409	*/
410	/* ARGSUSED */
411	/* EXTPROTO */
412	RETSIGTYPE
413	rxvt_Child_signal (int sig __attribute__ ((unused)))
414	{
415	int pid, save_errno = errno;
416	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
417	;
418	errno = save_errno;
419
420	#if 0
421	if (pid == cmd_pid)
422	exit (EXIT_SUCCESS);
423	#endif
424	}
425
426	/*
427	* Catch a fatal signal and tidy up before quitting
428	*/
429	/* EXTPROTO */
430	RETSIGTYPE
431	rxvt_Exit_signal (int sig)
432	{
433	signal (sig, SIG_DFL);
434	#ifdef DEBUG_CMD
435	rxvt_warn ("caught signal %d, exiting.\n", sig);
436	#endif
437	rxvt_clean_exit ();
438	kill (getpid (), sig);
439	}
440
441	/* INTPROTO */
442	int
443	rxvt_xerror_handler (Display *display, XErrorEvent *event)
444	{
445	if (GET_R->allowedxerror == -1)
446	GET_R->allowedxerror = event->error_code;
447	else
448	{
449	old_xerror_handler (display, event);
450	GET_R->destroy ();
451	}
452
453	return 0;
454	}	352	}
455		353
456	/*----------------------------------------------------------------------*/	354	/*----------------------------------------------------------------------*/
457	/*	355	/*
458	* Exit gracefully, clearing the utmp entry and restoring tty attributes	356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
459	* TODO: if debugging, this should free up any known resources if we can	357	* TODO: if debugging, this should free up any known resources if we can
460	*/	358	*/
461	/* EXTPROTO */	359	static XErrorHandler old_xerror_handler;
		360
		361	static void
		362	rxvt_emergency_cleanup ()
		363	{
		364	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		365	(*t)->emergency_cleanup ();
		366	}
		367
		368	#if ENABLE_FRILLS
		369	static void
		370	print_x_error (Display *dpy, XErrorEvent *event)
		371	{
		372	char buffer[BUFSIZ];
		373	char mesg[BUFSIZ];
		374	char number[32];
		375	char *mtype = "XlibMessage";
		376	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		377	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		378	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		379	rxvt_warn ("%s: %s\n", mesg, buffer);
		380	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		381	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		382	sprintf(number, "%d", event->request_code);
		383	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		384	rxvt_warn ("(which is %s)\n", buffer);
		385	if (event->request_code >= 128) {
		386	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		387	mesg, BUFSIZ);
		388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		389	}
		390	if ((event->error_code == BadWindow) ||
		391	(event->error_code == BadPixmap) ||
		392	(event->error_code == BadCursor) ||
		393	(event->error_code == BadFont) ||
		394	(event->error_code == BadDrawable) ||
		395	(event->error_code == BadColor) ||
		396	(event->error_code == BadGC) ||
		397	(event->error_code == BadIDChoice) ||
		398	(event->error_code == BadValue) ||
		399	(event->error_code == BadAtom)) {
		400	if (event->error_code == BadValue)
		401	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		402	mesg, BUFSIZ);
		403	else if (event->error_code == BadAtom)
		404	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		405	mesg, BUFSIZ);
		406	else
		407	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		408	mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		410	}
		411	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		412	mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		414	}
		415	#endif
		416
		417	int
		418	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		419	{
		420	if (GET_R->allowedxerror == -1)
		421	GET_R->allowedxerror = event->error_code;
		422	else
		423	{
		424	// GET_R is most likely not the terminal which caused the error,
		425	// so just output the error and continue
		426	#if ENABLE_FRILLS
		427	print_x_error (display, event);
		428	#else
		429	old_xerror_handler (display, event);
		430	#endif
		431	}
		432
		433	return 0;
		434	}
		435
		436	int
		437	rxvt_xioerror_handler (Display *display)
		438	{
		439	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		440	DisplayString (display));
		441	rxvt_emergency_cleanup ();
		442	_exit (EXIT_FAILURE);
		443	}
		444
		445	/*----------------------------------------------------------------------*/
		446	bool
		447	rxvt_term::init (int argc, const char *const *argv)
		448	{
		449	SET_R (this);
		450	set_locale ("");
		451	set_environ (envv); // few things in X do not call setlocale :(
		452
		453	if (!init_vars ())
		454	return false;
		455
		456	init_secondary ();
		457
		458	const char **cmd_argv = init_resources (argc, argv);
		459
		460	#ifdef KEYSYM_RESOURCE
		461	keyboard->register_done ();
		462	#endif
		463
		464	#ifdef HAVE_SCROLLBARS
		465	if (OPTION (Opt_scrollBar))
		466	scrollBar.setIdle (); /* set existence for size calculations */
		467	#endif
		468
		469	#if ENABLE_PERL
		470	if (!rs[Rs_perl_ext_1])
		471	rs[Rs_perl_ext_1] = "default";
		472
		473	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		474	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		475	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		476	{
		477	rxvt_perl.init (this);
		478	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		479	}
		480	#endif
		481
		482	pty = rxvt_new_ptytty ();
		483
		484	create_windows (argc, argv);
		485
		486	dDisp;
		487
		488	init_xlocale ();
		489
		490	scr_reset (); // initialize screen
		491
		492	#if 0
		493	XSynchronize (disp, True);
		494	#endif
		495
		496	#ifdef HAVE_SCROLLBARS
		497	if (OPTION (Opt_scrollBar))
		498	resize_scrollbar (); /* create and map scrollbar */
		499	#endif
		500	#ifdef TRANSPARENT
		501	if (OPTION (Opt_transparent))
		502	{
		503	XSelectInput (disp, display->root, PropertyChangeMask);
		504	check_our_parents ();
		505	rootwin_ev.start (display, display->root);
		506	}
		507	#endif
		508
		509	XMapWindow (disp, vt);
		510	XMapWindow (disp, parent[0]);
		511
		512	set_colorfgbg ();
		513
		514	init_command (cmd_argv);
		515
		516	free (cmd_argv);
		517
		518	if (pty->pty >= 0)
		519	pty_ev.start (pty->pty, EVENT_READ);
		520
		521	check_ev.start ();
		522
		523	HOOK_INVOKE ((this, HOOK_START, DT_END));
		524
		525	return true;
		526	}
		527
		528	static struct sig_handlers
		529	{
		530	sig_watcher sw_chld, sw_term, sw_int;
		531
		532	void sig_chld (sig_watcher &w)
		533	{
		534	// we are being called for every SIGCHLD, find the corresponding term
		535	int pid;
		536
		537	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		538	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		539	if (pid == (*t)->cmd_pid)
		540	{
		541	(*t)->child_exit ();
		542	break;
		543	}
		544	}
		545
		546	/*
		547	* Catch a fatal signal and tidy up before quitting
		548	*/
462	void	549	void
463	rxvt_clean_exit ()	550	sig_term (sig_watcher &w)
		551	{
		552	#ifdef DEBUG_CMD
		553	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		554	#endif
		555	rxvt_emergency_cleanup ();
		556	signal (w.signum, SIG_DFL);
		557	kill (getpid (), w.signum);
		558	}
		559
		560	sig_handlers ()
		561	: sw_chld (this, &sig_handlers::sig_chld),
		562	sw_term (this, &sig_handlers::sig_term),
		563	sw_int (this, &sig_handlers::sig_term)
		564	{
		565	}
		566	} sig_handlers;
		567
		568	char **rxvt_environ; // startup environment
		569
		570	void
		571	rxvt_init ()
464	{	572	{
465	// TODO: rxvtd should clean up all ressources	573	uid_t uid = getuid ();
466	if (GET_R)	574	gid_t gid = getgid ();
467	GET_R->destroy ();	575
		576	// before doing anything else, check for setuid/setgid operation,
		577	// start the helper process and drop privileges
		578	if (uid != geteuid ()
		579	|| 1 //D
		580	|| gid != getegid ())
		581	{
		582	#if PTYTTY_HELPER
		583	rxvt_ptytty_server ();
		584	#else
		585	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		586	#endif
		587
		588	// drop privileges
		589	#if HAVE_SETRESUID
		590	setresgid (gid, gid, gid);
		591	setresuid (uid, uid, uid);
		592	#elif HAVE_SETREUID
		593	setregid (gid, gid);
		594	setreuid (uid, uid);
		595	#elif HAVE_SETUID
		596	setgid (gid);
		597	setuid (uid);
		598	#endif
		599
		600	if (uid != geteuid ()
		601	|| gid != getegid ())
		602	rxvt_fatal ("unable to drop privileges, aborting.\n");
		603	}
		604
		605	rxvt_environ = environ;
		606
		607	signal (SIGHUP, SIG_IGN);
		608	signal (SIGPIPE, SIG_IGN);
		609
		610	sig_handlers.sw_chld.start (SIGCHLD);
		611	sig_handlers.sw_term.start (SIGTERM);
		612	sig_handlers.sw_int.start (SIGINT);
		613
		614	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		615	/* signal (SIGURG, SIG_DFL); */
		616
		617	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		618	// TODO: handle this with exceptions and tolerate the memory loss
		619	XSetIOErrorHandler (rxvt_xioerror_handler);
		620
		621	XrmInitialize ();
468	}	622	}
469		623
470	/* ------------------------------------------------------------------------- *	624	/* ------------------------------------------------------------------------- *
471	* MEMORY ALLOCATION WRAPPERS *	625	* MEMORY ALLOCATION WRAPPERS *
472	* ------------------------------------------------------------------------- */	626	* ------------------------------------------------------------------------- */
473	/* EXTPROTO */	627	void *
474	void *
475	rxvt_malloc (size_t size)	628	rxvt_malloc (size_t size)
476	{	629	{
477	void *p;
478
479	p = malloc (size);	630	void *p = malloc (size);
		631
480	if (p)	632	if (!p)
		633	rxvt_fatal ("memory allocation failure. aborting.\n");
		634
481	return p;	635	return p;
482
483	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
484	rxvt_clean_exit ();
485	exit (EXIT_FAILURE);
486	/* NOTREACHED */
487	}	636	}
488		637
489	/* EXTPROTO */	638	void *
490	void *
491	rxvt_calloc (size_t number, size_t size)	639	rxvt_calloc (size_t number, size_t size)
492	{	640	{
493	void *p;
494
495	p = calloc (number, size);	641	void *p = calloc (number, size);
		642
496	if (p)	643	if (!p)
		644	rxvt_fatal ("memory allocation failure. aborting.\n");
		645
497	return p;	646	return p;
498
499	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
500	rxvt_clean_exit ();
501	exit (EXIT_FAILURE);
502	/* NOTREACHED */
503	}	647	}
504		648
505	/* EXTPROTO */
506	void *	649	void *
507	rxvt_realloc (void *ptr, size_t size)	650	rxvt_realloc (void *ptr, size_t size)
508	{	651	{
509	void *p;
510
511	if (ptr)
512	p = realloc (ptr, size);	652	void *p = realloc (ptr, size);
513	else	653
514	p = malloc (size);
515	if (p)	654	if (!p)
		655	rxvt_fatal ("memory allocation failure. aborting.\n");
		656
516	return p;	657	return p;
517
518	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
519	rxvt_clean_exit ();
520	exit (EXIT_FAILURE);
521	/* NOTREACHED */
522	}	658	}
523
524	/* ------------------------------------------------------------------------- *
525	* PRIVILEGED OPERATIONS *
526	* ------------------------------------------------------------------------- */
527	/* take care of suid/sgid super-user (root) privileges */
528	void
529	rxvt_term::privileges (int mode)
530	{
531	#if ! defined(__CYGWIN32__)
532	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
533	/* setreuid () is the poor man's setuid (), seteuid () */
534	# define seteuid(a) setreuid(-1, (a))
535	# define setegid(a) setregid(-1, (a))
536	# define HAVE_SETEUID
537	# endif
538	# ifdef HAVE_SETEUID
539	switch (mode)
540	{
541	case IGNORE:
542	/*
543	* change effective uid/gid - not real uid/gid - so we can switch
544	* back to root later, as required
545	*/
546	seteuid (getuid ());
547	setegid (getgid ());
548	break;
549	case SAVE:
550	euid = geteuid ();
551	egid = getegid ();
552	break;
553	case RESTORE:
554	seteuid (euid);
555	setegid (egid);
556	break;
557	}
558	# else
559	switch (mode)
560	{
561	case IGNORE:
562	setuid (getuid ());
563	setgid (getgid ());
564	/* FALLTHROUGH */
565	case SAVE:
566	/* FALLTHROUGH */
567	case RESTORE:
568	break;
569	}
570	# endif
571	#endif
572	}
573
574	#ifdef UTMP_SUPPORT
575	void
576	rxvt_term::privileged_utmp (char action)
577	{
578	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
579	action, next_utmp_action, getpid ()));
580	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
581	|| (Options & Opt_utmpInhibit)
582	|| ttydev == NULL || *ttydev == '\0')
583	return;
584
585	privileges (RESTORE);
586	if (action == SAVE)
587	{
588	next_utmp_action = RESTORE;
589	makeutent (ttydev, rs[Rs_display_name]);
590	}
591	else
592	{ /* action == RESTORE */
593	next_utmp_action = IGNORE;
594	cleanutent ();
595	}
596	privileges (IGNORE);
597	}
598	#endif
599
600	#ifndef NO_SETOWNER_TTYDEV
601	void
602	rxvt_term::privileged_ttydev (char action)
603	{
604	D_MAIN ((stderr,
605	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
606	action, next_tty_action, getpid ()));
607	if (next_tty_action != action || (action != SAVE && action != RESTORE)
608	|| ttydev == NULL || *ttydev == '\0')
609	return;
610
611	privileges (RESTORE);
612
613	if (action == SAVE)
614	{
615	next_tty_action = RESTORE;
616	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
617	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
618	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
619	next_tty_action = IGNORE;
620	else
621	# endif
622
623	{
624	chown (ttydev, getuid (), ttygid); /* fail silently */
625	chmod (ttydev, ttymode);
626	# ifdef HAVE_REVOKE
627	revoke (ttydev);
628	# endif
629
630	}
631	}
632	else
633	{ /* action == RESTORE */
634	next_tty_action = IGNORE;
635	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
636	chmod (ttydev, ttyfd_stat.st_mode);
637	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
638	# else
639	chmod (ttydev,
640	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
641	chown (ttydev, 0, 0);
642	# endif
643
644	}
645
646	privileges (IGNORE);
647
648	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
649	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
650	action == RESTORE ? "Restoring" : (action ==
651	SAVE ? "Saving" :
652	"UNKNOWN ERROR for"), ttydev,
653	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
654	ttyfd_stat.st_gid));
655	# endif
656	}
657	#endif
658		659
659	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
660	/*	661	/*
661	* window size/position calculcations for XSizeHint and other storage.	662	* window size/position calculcations for XSizeHint and other storage.
662	* if width/height are non-zero then override calculated width/height	663	* if width/height are non-zero then override calculated width/height
663	*/	664	*/
664	void	665	void
665	rxvt_term::window_calc (unsigned int width, unsigned int height)	666	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
666	{	667	{
667	short recalc_x, recalc_y;	668	short recalc_x, recalc_y;
668	int x, y, sb_w, mb_h, flags;	669	int x, y, sb_w, flags;
669	unsigned int w, h;	670	unsigned int w, h;
670	unsigned int max_width, max_height;	671	unsigned int max_width, max_height;
		672	dDisp;
671		673
672	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	674	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
673	TermWin.ncol, TermWin.nrow, szHint.width,	675	ncol, nrow, szHint.width, szHint.height));
674	szHint.height));	676
675	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	677	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
676	szHint.win_gravity = NorthWestGravity;	678	szHint.win_gravity = NorthWestGravity;
677	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	679	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
678		680
679	recalc_x = recalc_y = 0;	681	recalc_x = recalc_y = 0;
680	flags = 0;	682	flags = 0;
		683
681	if (!parsed_geometry)	684	if (!parsed_geometry)
682	{	685	{
683	parsed_geometry = 1;	686	parsed_geometry = 1;
		687
684	if (rs[Rs_geometry])	688	if (rs[Rs_geometry])
685	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	689	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		690
686	if (flags & WidthValue)	691	if (flags & WidthValue)
687	{	692	{
688	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	693	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
689	szHint.flags |= USSize;	694	szHint.flags |= USSize;
690	}	695	}
		696
691	if (flags & HeightValue)	697	if (flags & HeightValue)
692	{	698	{
693	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	699	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
694	szHint.flags |= USSize;	700	szHint.flags |= USSize;
695	}	701	}
		702
696	if (flags & XValue)	703	if (flags & XValue)
697	{	704	{
698	szHint.x = x;	705	szHint.x = x;
699	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
700	if (flags & XNegative)	708	if (flags & XNegative)
701	{	709	{
702	recalc_x = 1;	710	recalc_x = 1;
703	szHint.win_gravity = NorthEastGravity;	711	szHint.win_gravity = NorthEastGravity;
704	}	712	}
705	}	713	}
		714
706	if (flags & YValue)	715	if (flags & YValue)
707	{	716	{
708	szHint.y = y;	717	szHint.y = y;
709	szHint.flags |= USPosition;	718	szHint.flags |= USPosition;
		719
710	if (flags & YNegative)	720	if (flags & YNegative)
711	{	721	{
712	recalc_y = 1;	722	recalc_y = 1;
		723
713	if (szHint.win_gravity == NorthEastGravity)	724	if (szHint.win_gravity == NorthEastGravity)
714	szHint.win_gravity = SouthEastGravity;	725	szHint.win_gravity = SouthEastGravity;
715	else	726	else
716	szHint.win_gravity = SouthWestGravity;	727	szHint.win_gravity = SouthWestGravity;
717	}	728	}
718	}	729	}
719	}	730	}
720		731
721	/* TODO: BOUNDS */	732	/* TODO: BOUNDS */
722	TermWin.width = TermWin.ncol * TermWin.fwidth;	733	width = ncol * fwidth;
723	TermWin.height = TermWin.nrow * TermWin.fheight;	734	height = nrow * fheight;
724	max_width = MAX_COLS * TermWin.fwidth;	735	max_width = MAX_COLS * fwidth;
725	max_height = MAX_ROWS * TermWin.fheight;	736	max_height = MAX_ROWS * fheight;
726		737
727	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	738	szHint.base_width = szHint.base_height = 2 * int_bwidth;
728		739
729	sb_w = mb_h = 0;	740	sb_w = 0;
730	window_vt_x = window_vt_y = 0;	741	window_vt_x = window_vt_y = int_bwidth;
731	if (scrollbar_visible ())	742
		743	if (scrollBar.state)
732	{	744	{
733	sb_w = scrollbar_TotalWidth ();	745	sb_w = scrollbar_TotalWidth ();
734	szHint.base_width += sb_w;	746	szHint.base_width += sb_w;
735	if (! (Options & Opt_scrollBar_right))	747	if (!OPTION (Opt_scrollBar_right))
736	window_vt_x = sb_w;	748	window_vt_x += sb_w;
737	}
738	if (menubar_visible ())
739	{	749	}
740	mb_h = menuBar_TotalHeight ();	750
741	szHint.base_height += mb_h;
742	window_vt_y = mb_h;
743	}
744	szHint.width_inc = TermWin.fwidth;	751	szHint.width_inc = fwidth;
745	szHint.height_inc = TermWin.fheight;	752	szHint.height_inc = fheight;
746	szHint.min_width = szHint.base_width + szHint.width_inc;	753	szHint.min_width = szHint.base_width + szHint.width_inc;
747	szHint.min_height = szHint.base_height + szHint.height_inc;	754	szHint.min_height = szHint.base_height + szHint.height_inc;
748		755
749	if (width && width - szHint.base_width < max_width)	756	if (newwidth && newwidth - szHint.base_width < max_width)
750	{	757	{
751	szHint.width = width;	758	szHint.width = newwidth;
752	TermWin.width = width - szHint.base_width;	759	width = newwidth - szHint.base_width;
753	}	760	}
754	else	761	else
755	{	762	{
756	MIN_IT (TermWin.width, max_width);	763	min_it (width, max_width);
757	szHint.width = szHint.base_width + TermWin.width;	764	szHint.width = szHint.base_width + width;
758	}	765	}
		766
759	if (height && height - szHint.base_height < max_height)	767	if (newheight && newheight - szHint.base_height < max_height)
760	{	768	{
761	szHint.height = height;	769	szHint.height = newheight;
762	TermWin.height = height - szHint.base_height;	770	height = newheight - szHint.base_height;
763	}	771	}
764	else	772	else
765	{	773	{
766	MIN_IT (TermWin.height, max_height);	774	min_it (height, max_height);
767	szHint.height = szHint.base_height + TermWin.height;	775	szHint.height = szHint.base_height + height;
768	}	776	}
769	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	777
		778	if (scrollBar.state && OPTION (Opt_scrollBar_right))
770	window_sb_x = szHint.width - sb_w;	779	window_sb_x = szHint.width - sb_w;
771		780
772	if (recalc_x)	781	if (recalc_x)
773	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	782	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
774	- szHint.width - 2 * TermWin.ext_bwidth);
775	if (recalc_y)	783	if (recalc_y)
776	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	784	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
777	- szHint.height - 2 * TermWin.ext_bwidth);
778		785
779	TermWin.ncol = TermWin.width / TermWin.fwidth;	786	ncol = width / fwidth;
780	TermWin.nrow = TermWin.height / TermWin.fheight;	787	nrow = height / fheight;
781	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	788	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
782	TermWin.ncol, TermWin.nrow, szHint.width,	789	ncol, nrow, szHint.width,
783	szHint.height));	790	szHint.height));
784	return;	791	return;
785	}	792	}
786		793
787	/*----------------------------------------------------------------------*/	794	/*----------------------------------------------------------------------*/
…		…
790	* Called after a window size change.	797	* Called after a window size change.
791	*/	798	*/
792	void	799	void
793	rxvt_term::tt_winch ()	800	rxvt_term::tt_winch ()
794	{	801	{
		802	if (pty->pty < 0)
		803	return;
		804
795	struct winsize ws;	805	struct winsize ws;
796		806
797	if (cmd_fd < 0)
798	return;
799
800	ws.ws_col = TermWin.ncol;	807	ws.ws_col = ncol;
801	ws.ws_row = TermWin.nrow;	808	ws.ws_row = nrow;
802	ws.ws_xpixel = ws.ws_ypixel = 0;	809	ws.ws_xpixel = width;
803	#ifndef DEBUG_SIZE	810	ws.ws_ypixel = height;
804	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	811	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
805	#else	812
806	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	813	#if 0
807	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	814	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
808	# ifdef SIGWINCH
809	else if (cmd_pid) /* force through to the command */	815	if (cmd_pid) /* force through to the command */
810	kill (cmd_pid, SIGWINCH);	816	kill (-cmd_pid, SIGWINCH);
811	# endif
812	#endif	817	#endif
813	}	818	}
814		819
815	/*----------------------------------------------------------------------*/	820	/*----------------------------------------------------------------------*/
816	/* rxvt_change_font () - Switch to a new font */	821	/* set_fonts () - load and set the various fonts
817	/*	822	*
818	* init = 1 - initialize	823	* init = 1 - initialize
819	*	824	*
820	* fontname == FONT_UP - switch to bigger font	825	* fontname == FONT_UP - switch to bigger font
821	* fontname == FONT_DN - switch to smaller font	826	* fontname == FONT_DN - switch to smaller font
822	*/	827	*/
823	bool	828	bool
824	rxvt_term::change_font (const char *fontname)	829	rxvt_term::set_fonts ()
825	{	830	{
826	if (fontname == FONT_UP)
827	{
828	// TODO
829	}
830	else if (fontname == FONT_DN)
831	{
832	// TODO
833	}
834	else
835	{
836	rxvt_fontset *fs = new rxvt_fontset (this);	831	rxvt_fontset *fs = new rxvt_fontset (this);
		832	rxvt_fontprop prop;
837		833
838	if (fs && fs->populate (fontname ? fontname : "fixed"))	834	if (!fs
		835	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		836	|| !fs->realize_font (1))
		837	{
		838	delete fs;
		839	return false;
		840	}
		841
		842	#if ENABLE_STYLES
		843	for (int i = RS_styleCount; --i; )
		844	if (fontset[i] != fontset[0])
		845	delete fontset[i];
		846	#endif
		847
		848	delete fontset[0];
		849	fontset[0] = fs;
		850
		851	prop = (*fs)[1]->properties ();
		852	prop.height += lineSpace;
		853	fs->set_prop (prop);
		854
		855	fwidth = prop.width;
		856	fheight = prop.height;
		857	fbase = prop.ascent;
		858
		859	for (int style = 1; style < 4; style++)
		860	{
		861	#if ENABLE_STYLES
		862	const char *res = rs[Rs_font + style];
		863
		864	if (res && !*res)
		865	fontset[style] = fontset[0];
		866	else
839	{	867	{
840	delete TermWin.fontset;	868	fontset[style] = fs = new rxvt_fontset (this);
841	TermWin.fontset = fs;	869	rxvt_fontprop prop2 = prop;
842	TermWin.fwidth = fs->base_font ()->width;
843	TermWin.fheight = fs->base_font ()->height;
844	TermWin.fbase = fs->base_font ()->ascent;
845		870
846	if (TermWin.parent[0])	871	if (res)
		872	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		873	else
847	{	874	{
848	resize_all_windows (0, 0, 0);	875	res = fontset[0]->fontdesc;
849	scr_remap_chars ();	876
850	scr_touch (true);	877	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		878	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
851	}	879	}
852		880
853	return true;	881	fs->populate (res);
		882	fs->set_prop (prop2);
854	}	883	}
		884	#else
		885	fontset[style] = fontset[0];
		886	#endif
		887	}
		888
		889	if (parent[0])
855	}	890	{
		891	resize_all_windows (0, 0, 0);
		892	scr_remap_chars ();
		893	scr_touch (true);
		894	}
856		895
857	return false;	896	return true;
858	}	897	}
859		898
860	bool	899	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
861	rxvt_term::font_up_down (int n, int direction)
862	{	900	{
863	return false;	901	XChangeProperty (display->display, parent[0],
		902	prop, XA_STRING, 8, PropModeReplace,
		903	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		904	}
		905
		906	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		907	{
		908	wchar_t *ws = rxvt_mbstowcs (str, len);
		909	char *s = rxvt_wcstoutf8 (ws);
		910
		911	XChangeProperty (display->display, parent[0],
		912	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		913	(const unsigned char *)s, strlen (s));
		914
		915	free (s);
		916	free (ws);
864	}	917	}
865		918
866	/*----------------------------------------------------------------------*/	919	/*----------------------------------------------------------------------*/
867	/*----------------------------------------------------------------------*/	920	/*----------------------------------------------------------------------*/
868	/* xterm sequences - title, iconName, color (exptl) */	921	/* xterm sequences - title, iconName, color (exptl) */
869	void	922	void
870	rxvt_term::set_title (const char *str)	923	rxvt_term::set_title (const char *str)
871	{	924	{
872	#ifndef SMART_WINDOW_TITLE	925	set_string_property (XA_WM_NAME, str);
873	XStoreName (display->display, TermWin.parent[0], str);	926	#if ENABLE_EWMH
874	#else	927	set_utf8_property (xa[XA_NET_WM_NAME], str);
875	char *name;
876
877	if (!XFetchName (display->display, TermWin.parent[0], &name))
878	name = NULL;
879
880	if (name == NULL || STRCMP (name, str))
881	XStoreName (display->display, TermWin.parent[0], str);
882
883	if (name)
884	XFree (name);
885	#endif	928	#endif
886	}	929	}
887		930
888	void	931	void
889	rxvt_term::set_icon_name (const char *str)	932	rxvt_term::set_icon_name (const char *str)
890	{	933	{
891	#ifndef SMART_WINDOW_TITLE	934	set_string_property (XA_WM_ICON_NAME, str);
892	XSetIconName (display->display, TermWin.parent[0], str);	935	#if ENABLE_EWMH
893	#else	936	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
894	char *name;
895
896	if (!XGetIconName (display->display, TermWin.parent[0], &name))
897	name = NULL;
898
899	if (name == NULL || STRCMP (name, str))
900	XSetIconName (display->display, TermWin.parent[0], str);
901
902	if (name)
903	XFree (name);
904	#endif	937	#endif
905	}	938	}
906		939
907	#ifdef XTERM_COLOR_CHANGE	940	#ifdef XTERM_COLOR_CHANGE
908	void	941	void
…		…
916		949
917	/* handle color aliases */	950	/* handle color aliases */
918	if (isdigit (*color))	951	if (isdigit (*color))
919	{	952	{
920	i = atoi (color);	953	i = atoi (color);
		954
921	if (i >= 8 && i <= 15)	955	if (i >= 8 && i <= 15)
922	{ /* bright colors */	956	{ /* bright colors */
923	i -= 8;	957	i -= 8;
924	# ifndef NO_BRIGHTCOLOR
925	PixColors[idx] = PixColors[minBrightCOLOR + i];	958	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
926	SET_PIXCOLOR (idx);	959	SET_PIXCOLOR (idx);
927	goto Done;	960	goto done;
928	# endif
929
930	}	961	}
		962
931	if (i >= 0 && i <= 7)	963	if (i >= 0 && i <= 7)
932	{ /* normal colors */	964	{ /* normal colors */
933	PixColors[idx] = PixColors[minCOLOR + i];	965	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
934	SET_PIXCOLOR (idx);	966	SET_PIXCOLOR (idx);
935	goto Done;	967	goto done;
936	}	968	}
937	}	969	}
		970
938	if (!rXParseAllocColor (& xcol, color))	971	if (!rXParseAllocColor (&xcol, color))
939	return;	972	return;
		973
940	/* XStoreColor (display->display, XCMAP, XColor*); */	974	/* XStoreColor (display->display, display->cmap, XColor*); */
941		975
942	/*	976	/*
943	* FIXME: should free colors here, but no idea how to do it so instead,	977	* FIXME: should free colors here, but no idea how to do it so instead,
944	* so just keep gobbling up the colormap	978	* so just keep gobbling up the colormap
945	*/	979	*/
946	# if 0	980	# if 0
947	for (i = Color_Black; i <= Color_White; i++)	981	for (i = Color_Black; i <= Color_White; i++)
948	if (PixColors[idx] == PixColors[i])	982	if (pix_colors[idx] == pix_colors[i])
949	break;	983	break;
950	if (i > Color_White)	984	if (i > Color_White)
951	{	985	{
952	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	986	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
953	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	987	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
954	DisplayPlanes (display->display, display->screen));	988	DisplayPlanes (display->display, display->screen));
955	}	989	}
956	# endif	990	# endif
957		991
958	PixColors[idx] = xcol;	992	pix_colors_focused[idx] = xcol;
959	SET_PIXCOLOR (idx);	993	SET_PIXCOLOR (idx);
960		994
961	/* XSetWindowAttributes attr; */	995	/* XSetWindowAttributes attr; */
962	/* Cursor cursor; */	996	/* Cursor cursor; */
963	Done:	997	done:
964	if (idx == Color_bg && ! (Options & Opt_transparent))
965	XSetWindowBackground (display->display, TermWin.vt,
966	PixColors[Color_bg]);
967		998
		999	#if OFF_FOCUS_FADING
		1000	if (rs[Rs_fade])
		1001	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1002	#endif
		1003
968	/* handle Color_BD, scrollbar background, etc. */	1004	/*TODO: handle Color_BD, scrollbar background, etc. */
969		1005
970	set_colorfgbg ();
971	recolour_cursor ();	1006	recolour_cursor ();
972	/* the only reasonable way to enforce a clean update */	1007	scr_recolour ();
973	scr_poweron ();
974	}	1008	}
975		1009
976	#else	1010	#else
977	# define set_window_color (idx,color) ((void)0)	1011	# define set_window_color (idx,color) ((void)0)
978	#endif /* XTERM_COLOR_CHANGE */	1012	#endif /* XTERM_COLOR_CHANGE */
979		1013
980	void	1014	void
981	rxvt_term::recolour_cursor ()	1015	rxvt_term::recolour_cursor ()
982	{	1016	{
983	#if TODO
984	rxvt_color xcol[2];	1017	XColor xcol[2];
985		1018
986	xcol[0] = PixColors[Color_pointer];	1019	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
987	xcol[1] = PixColors[Color_bg];	1020	? pix_colors_focused[Color_pointer_fg]
		1021	: pix_colors_focused[Color_fg];
		1022	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1023	? pix_colors_focused[Color_pointer_bg]
		1024	: pix_colors_focused[Color_bg];
		1025
988	XQueryColors (display->display, XCMAP, xcol, 2);	1026	XQueryColors (display->display, display->cmap, xcol, 2);
989	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1027	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
990	#endif
991	}	1028	}
992		1029
993	/*----------------------------------------------------------------------*/	1030	/*----------------------------------------------------------------------*/
994	/*	1031	/*
995	* find if fg/bg matches any of the normal (low-intensity) colors	1032	* find if fg/bg matches any of the normal (low-intensity) colors
996	*/	1033	*/
997	void	1034	void
998	rxvt_term::set_colorfgbg ()	1035	rxvt_term::set_colorfgbg ()
999	{	1036	{
1000	unsigned int i;	1037	unsigned int i;
1001	const char *xpmb = "\0";	1038	const char *xpmb = "\0";
1002	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1039	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1003		1040
1004	env_colorfgbg =
1005	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1041	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1006	STRCPY (fstr, "default");	1042	strcpy (fstr, "default");
1007	STRCPY (bstr, "default");	1043	strcpy (bstr, "default");
1008	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
1009	if (PixColors[Color_fg] == PixColors[i])	1045	if (pix_colors[Color_fg] == pix_colors[i])
1010	{	1046	{
1011	sprintf (fstr, "%d", (i - Color_Black));	1047	sprintf (fstr, "%d", (i - Color_Black));
1012	break;	1048	break;
1013	}	1049	}
		1050
1014	for (i = Color_Black; i <= Color_White; i++)	1051	for (i = Color_Black; i <= Color_White; i++)
1015	if (PixColors[Color_bg] == PixColors[i])	1052	if (pix_colors[Color_bg] == pix_colors[i])
1016	{	1053	{
1017	sprintf (bstr, "%d", (i - Color_Black));	1054	sprintf (bstr, "%d", (i - Color_Black));
1018	#ifdef XPM_BACKGROUND	1055	#ifdef XPM_BACKGROUND
1019	xpmb = "default;";	1056	xpmb = "default;";
1020	#endif	1057	#endif
1021	break;	1058	break;
1022	}	1059	}
1023		1060
1024	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1061	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1025
1026	#ifndef NO_BRIGHTCOLOR
1027	colorfgbg = DEFAULT_RSTYLE;
1028	for (i = minCOLOR; i <= maxCOLOR; i++)
1029	{
1030	if (PixColors[Color_fg] == PixColors[i])
1031	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1032	if (PixColors[Color_bg] == PixColors[i])
1033	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1034	}
1035	#endif
1036	}	1062	}
1037		1063
1038	/*----------------------------------------------------------------------*/	1064	/*----------------------------------------------------------------------*/
1039	/*
1040	* Colour determination for low colour displays, routine from
1041	* Hans de Goede <hans@highrise.nl>
1042	*/
1043		1065
1044	int	1066	int
1045	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1067	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1046	{	1068	{
1047	if (!screen_in_out->set (display, colour))	1069	if (!screen_in_out->set (display, colour))
…		…
1055		1077
1056	/* -------------------------------------------------------------------- *	1078	/* -------------------------------------------------------------------- *
1057	* - WINDOW RESIZING - *	1079	* - WINDOW RESIZING - *
1058	* -------------------------------------------------------------------- */	1080	* -------------------------------------------------------------------- */
1059	void	1081	void
1060	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1082	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1061	{	1083	{
1062	int fix_screen;	1084	int fix_screen;
1063
1064	#ifdef SMART_RESIZE
1065	int old_width = szHint.width, old_height = szHint.height;	1085	int old_width = szHint.width, old_height = szHint.height;
1066	#endif	1086	dDisp;
1067		1087
1068	window_calc (width, height);	1088	window_calc (newwidth, newheight);
1069	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1089	XSetWMNormalHints (disp, parent[0], &szHint);
		1090
1070	if (!ignoreparent)	1091	if (!ignoreparent)
1071	{	1092	{
1072	#ifdef SMART_RESIZE	1093	#ifdef SMART_RESIZE
1073	/*	1094	/*
1074	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1095	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1077	int x, y, x1, y1;	1098	int x, y, x1, y1;
1078	int dx, dy;	1099	int dx, dy;
1079	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1100	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1080	Window unused_cr;	1101	Window unused_cr;
1081		1102
1082	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1103	XTranslateCoordinates (disp, parent[0], display->root,
1083	0, 0, &x, &y, &unused_cr);	1104	0, 0, &x, &y, &unused_cr);
1084	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1105	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1085	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1106	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1086	/*	1107	/*
1087	* if display->root isn't the parent window, a WM will probably have offset	1108	* if display->root isn't the parent window, a WM will probably have offset
1088	* our position for handles and decorations. Counter it	1109	* our position for handles and decorations. Counter it
1089	*/	1110	*/
…		…
1091	{	1112	{
1092	x -= x1;	1113	x -= x1;
1093	y -= y1;	1114	y -= y1;
1094	}	1115	}
1095		1116
1096	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1117	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1097	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1118	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1098	dx = old_width - szHint.width;	1119	dx = old_width - szHint.width;
1099	dy = old_height - szHint.height;	1120	dy = old_height - szHint.height;
1100		1121
1101	/* Check position of the center of the window */	1122	/* Check position of the center of the window */
1102	if (x < x1) /* left half */	1123	if (x < x1) /* left half */
…		…
1106	if (y < y1) /* top half */	1127	if (y < y1) /* top half */
1107	dy = 0;	1128	dy = 0;
1108	else if (y == y1) /* exact center */	1129	else if (y == y1) /* exact center */
1109	dy /= 2;	1130	dy /= 2;
1110		1131
1111	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1132	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1112	szHint.width, szHint.height);	1133	szHint.width, szHint.height);
1113	#else	1134	#else
1114	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1135	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1115	szHint.height);
1116	#endif	1136	#endif
1117
1118	}	1137	}
1119		1138
1120	fix_screen = (TermWin.ncol != prev_ncol	1139	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1121	|| TermWin.nrow != prev_nrow);
1122		1140
1123	if (fix_screen || width != old_width || height != old_height)	1141	if (fix_screen || newwidth != old_width || newheight != old_height)
1124	{	1142	{
1125	if (scrollbar_visible ())	1143	if (scrollBar.state)
1126	{	1144	{
1127	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1145	XMoveResizeWindow (disp, scrollBar.win,
		1146	window_sb_x, 0,
1128	0, scrollbar_TotalWidth (), szHint.height);	1147	scrollbar_TotalWidth (), szHint.height);
1129	resize_scrollbar ();	1148	resize_scrollbar ();
1130	}	1149	}
1131		1150
1132	if (menubar_visible ())	1151	XMoveResizeWindow (disp, vt,
1133	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1152	window_vt_x, window_vt_y,
1134	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1135
1136	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1137	window_vt_y, TermWin_TotalWidth (),
1138	TermWin_TotalHeight ());	1153	width, height);
1139	scr_clear (height != old_height);	1154
		1155	scr_clear ();
1140	#ifdef XPM_BACKGROUND	1156	#ifdef XPM_BACKGROUND
1141	resize_pixmap ();	1157	resize_pixmap ();
1142	#endif	1158	#endif
1143
1144	}	1159	}
1145		1160
1146	if (fix_screen || old_height == 0)	1161	if (fix_screen || old_height == 0)
1147	{	1162	{
1148	int curr_screen = -1;	1163	int curr_screen = -1;
1149	int old_ncol = prev_ncol;	1164	int old_ncol = prev_ncol;
1150		1165
1151	/* scr_reset only works on the primary screen */	1166	/* scr_reset only works on the primary screen */
1152	if (old_height) /* this is not the first time through */	1167	if (old_height) /* this is not the first time through */
1153	{	1168	{
1154	unsigned int ncol = TermWin.ncol;	1169	unsigned int ocol = ncol;
1155	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1170	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1156	curr_screen = scr_change_screen (PRIMARY);	1171	curr_screen = scr_change_screen (PRIMARY);
1157	TermWin.ncol = ncol;	1172	ncol = ocol;
1158	}	1173	}
1159		1174
1160	scr_reset ();	1175	scr_reset ();
1161		1176
1162	if (curr_screen >= 0) /* this is not the first time through */	1177	if (curr_screen >= 0) /* this is not the first time through */
1163	{	1178	{
1164	scr_change_screen (curr_screen);	1179	scr_change_screen (curr_screen);
1165	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1180	selection_check (old_ncol != ncol ? 4 : 0);
1166	}	1181	}
1167	}	1182	}
1168		1183
1169	old_width = szHint.width;	1184	old_width = szHint.width;
1170	old_height = szHint.height;	1185	old_height = szHint.height;
		1186
		1187	#ifdef XPM_BACKGROUND
		1188	if (pixmap)
		1189	scr_touch (false);
		1190	#endif
1171		1191
1172	#ifdef USE_XIM	1192	#ifdef USE_XIM
1173	IMSetStatusPosition ();	1193	IMSetStatusPosition ();
1174	#endif	1194	#endif
1175	}	1195	}
…		…
1177	/*	1197	/*
1178	* Set the width/height of the vt window in characters. Units are pixels.	1198	* Set the width/height of the vt window in characters. Units are pixels.
1179	* good for toggling 80/132 columns	1199	* good for toggling 80/132 columns
1180	*/	1200	*/
1181	void	1201	void
1182	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1202	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1183	{	1203	{
1184	XWindowAttributes wattr;	1204	XWindowAttributes wattr;
1185		1205
1186	if (width == 0 || height == 0)	1206	if (newwidth == 0 || newheight == 0)
1187	{	1207	{
1188	XGetWindowAttributes (display->display, display->root, &wattr);	1208	XGetWindowAttributes (display->display, display->root, &wattr);
		1209
1189	if (width == 0)	1210	if (newwidth == 0)
1190	width = wattr.width - szHint.base_width;	1211	newwidth = wattr.width - szHint.base_width;
1191	if (height == 0)	1212	if (newheight == 0)
1192	height = wattr.height - szHint.base_height;	1213	newheight = wattr.height - szHint.base_height;
1193	}
1194	if (width != TermWin.width || height != TermWin.height)
1195	{	1214	}
		1215
		1216	if (newwidth != width || newheight != height)
		1217	{
1196	width += szHint.base_width;	1218	newwidth += szHint.base_width;
1197	height += szHint.base_height;	1219	newheight += szHint.base_height;
1198	resize_all_windows (width, height, 0);	1220	resize_all_windows (newwidth, newheight, 0);
1199	}	1221	}
1200	}	1222	}
1201		1223
1202	/* -------------------------------------------------------------------- *	1224	/* -------------------------------------------------------------------- *
1203	* - X INPUT METHOD ROUTINES - *	1225	* - X INPUT METHOD ROUTINES - *
1204	* -------------------------------------------------------------------- */	1226	* -------------------------------------------------------------------- */
1205	#ifdef USE_XIM	1227	#ifdef USE_XIM
1206		1228
1207	void	1229	void
		1230	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1231	{
		1232	fg = pix_colors[Color_fg];
		1233	bg = pix_colors[Color_bg];
		1234	}
		1235
		1236	void
1208	rxvt_term::im_set_size (XRectangle *size)	1237	rxvt_term::im_set_size (XRectangle &size)
1209	{	1238	{
1210	size->x = TermWin.int_bwidth;	1239	// the int_bwidth terms make no sense to me
1211	size->y = TermWin.int_bwidth;	1240	size.x = int_bwidth;
1212	size->width = Width2Pixel (TermWin.ncol);	1241	size.y = int_bwidth;
1213	size->height = Height2Pixel (TermWin.nrow);	1242	size.width = Width2Pixel (ncol) + int_bwidth;
		1243	size.height = Height2Pixel (nrow) + int_bwidth;
1214	}	1244	}
1215		1245
1216	void	1246	void
1217	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1247	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1248	XRectangle &status_rect,
		1249	const XRectangle &needed_rect)
1218	{	1250	{
1219	*fg = PixColors[Color_fg];	1251	preedit_rect.x = needed_rect.width;
1220	*bg = PixColors[Color_bg];	1252	preedit_rect.y = 0;
		1253	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1254	preedit_rect.height = fheight;
		1255
		1256	status_rect.x = 0;
		1257	status_rect.y = 0;
		1258	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1259	status_rect.height = fheight;
1221	}	1260	}
1222		1261
1223	/* Checking whether input method is running. */	1262	/* Checking whether input method is running. */
1224	bool	1263	bool
1225	rxvt_term::IMisRunning ()	1264	rxvt_term::IMisRunning ()
1226	{	1265	{
1227	char *p;	1266	char *p;
1228	Atom atom;	1267	Atom atom;
1229	Window win;	1268	Window win;
1230	char server[IMBUFSIZ];	1269	char server[IMBUFSIZ];
1231		1270
1232	/* get current locale modifier */	1271	/* get current locale modifier */
1233	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1272	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1234	{	1273	{
1235	STRCPY (server, "@server=");	1274	strcpy (server, "@server=");
1236	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1275	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1276
1237	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1277	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1238	*p = '\0';	1278	*p = '\0';
1239		1279
1240	atom = XInternAtom (display->display, server, False);	1280	atom = XInternAtom (display->display, server, False);
1241	win = XGetSelectionOwner (display->display, atom);	1281	win = XGetSelectionOwner (display->display, atom);
		1282
1242	if (win != None)	1283	if (win != None)
1243	return True;	1284	return True;
1244	}	1285	}
		1286
1245	return False;	1287	return False;
1246	}	1288	}
1247		1289
1248	void	1290	void
1249	rxvt_term::IMSendSpot ()	1291	rxvt_term::IMSendSpot ()
1250	{	1292	{
1251	XPoint spot;	1293	XPoint nspot;
1252	XVaNestedList preedit_attr;	1294	XVaNestedList preedit_attr;
1253		1295
1254	if (Input_Context == NULL	1296	if (!Input_Context
		1297	|| !focus
1255	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1298	|| !(input_style & XIMPreeditPosition))
1256	|| ! (event_type == KeyPress
1257	|| event_type == Expose
1258	|| event_type == NoExpose
1259	|| event_type == SelectionNotify
1260	|| event_type == ButtonRelease || event_type == FocusIn)
1261	|| !IMisRunning ())
1262	return;	1299	return;
1263		1300
1264	im_set_position (&spot);	1301	im_set_position (nspot);
		1302
		1303	if (nspot.x == spot.x && nspot.y == spot.y)
		1304	return;
		1305
		1306	spot = nspot;
1265		1307
1266	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1267	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1268	XFree (preedit_attr);	1310	XFree (preedit_attr);
1269	}	1311	}
1270		1312
1271	void	1313	void
1272	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1273	XRectangle * needed_rect)
1274	{
1275	int mbh, vtx = 0;
1276
1277	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1278	vtx = scrollbar_TotalWidth ();
1279
1280	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1281	mbh -= TermWin.lineSpace;
1282
1283	preedit_rect->x = needed_rect->width + vtx;
1284	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1285
1286	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1287	preedit_rect->height = Height2Pixel (1);
1288
1289	status_rect->x = vtx;
1290	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1291
1292	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1293	status_rect->height = Height2Pixel (1);
1294	}
1295
1296	void
1297	rxvt_term::im_destroy ()	1314	rxvt_term::im_destroy ()
1298	{	1315	{
1299	if (Input_Context)
1300	{
1301	XDestroyIC (Input_Context);
1302	Input_Context = NULL;
1303	}
1304
1305	if (input_method)	1316	if (input_method)
1306	{	1317	{
		1318	if (Input_Context && input_method->xim)
		1319	XDestroyIC (Input_Context);
		1320
1307	display->put_xim (input_method);	1321	display->put_xim (input_method);
1308	input_method = 0;	1322	input_method = 0;
1309	}	1323	}
		1324
		1325	Input_Context = 0;
1310	}	1326	}
1311		1327
1312	/*	1328	/*
1313	* Try to open a XIM with the current modifiers, then see if we can	1329	* Try to open a XIM with the current modifiers, then see if we can
1314	* open a suitable preedit type	1330	* open a suitable preedit type
1315	*/	1331	*/
1316	bool	1332	bool
1317	rxvt_term::IM_get_IC (const char *modifiers)	1333	rxvt_term::IM_get_IC (const char *modifiers)
1318	{	1334	{
1319	int i, j, found;	1335	int i, j, found;
1320	XIM xim;	1336	XIM xim;
1321	XPoint spot;	1337	XPoint spot;
1322	XRectangle rect, status_rect, needed_rect;	1338	XRectangle rect, status_rect, needed_rect;
1323	unsigned long fg, bg;	1339	unsigned long fg, bg;
1324	const char *p;	1340	const char *p;
1325	char **s;	1341	char **s;
1326	XIMStyles *xim_styles;	1342	XIMStyles *xim_styles;
1327	XVaNestedList preedit_attr, status_attr;	1343
		1344	set_environ (envv);
1328		1345
1329	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1346	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1330	return false;	1347	return false;
1331		1348
1332	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1349	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1333	input_method = display->get_xim (locale, modifiers);	1350	input_method = display->get_xim (locale, modifiers);
1334	if (input_method == NULL)	1351	if (input_method == NULL)
1335	return false;	1352	return false;
1336		1353
1337	xim = input_method->xim;	1354	xim = input_method->xim;
		1355	spot.x = spot.y = -1;
1338		1356
1339	xim_styles = NULL;	1357	xim_styles = NULL;
1340	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1358	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1341	|| !xim_styles || !xim_styles->count_styles)	1359	|| !xim_styles || !xim_styles->count_styles)
1342	{	1360	{
1343	display->put_xim (input_method);	1361	im_destroy ();
1344	return false;	1362	return false;
1345	}	1363	}
1346		1364
1347	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1365	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1366
		1367	for (int pi = 0; pi < 2; pi++)
		1368	{
		1369	p = pet[pi];
		1370
		1371	if (!p)
		1372	continue;
		1373
1348	s = rxvt_splitcommastring (p);	1374	s = rxvt_splitcommastring (p);
		1375
1349	for (i = found = 0; !found && s[i]; i++)	1376	for (i = found = 0; !found && s[i]; i++)
1350	{	1377	{
1351	if (!STRCMP (s[i], "OverTheSpot"))	1378	if (!strcmp (s[i], "OverTheSpot"))
1352	input_style = (XIMPreeditPosition | XIMStatusNothing);	1379	input_style = (XIMPreeditPosition | XIMStatusNothing);
1353	else if (!STRCMP (s[i], "OffTheSpot"))	1380	else if (!strcmp (s[i], "OffTheSpot"))
1354	input_style = (XIMPreeditArea | XIMStatusArea);	1381	input_style = (XIMPreeditArea | XIMStatusArea);
1355	else if (!STRCMP (s[i], "Root"))	1382	else if (!strcmp (s[i], "Root"))
1356	input_style = (XIMPreeditNothing | XIMStatusNothing);	1383	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1384	else if (!strcmp (s[i], "None"))
		1385	input_style = (XIMPreeditNone | XIMStatusNone);
1357		1386
1358	for (j = 0; j < xim_styles->count_styles; j++)	1387	for (j = 0; j < xim_styles->count_styles; j++)
1359	if (input_style == xim_styles->supported_styles[j])	1388	if (input_style == xim_styles->supported_styles[j])
1360	{	1389	{
		1390	rxvt_freecommastring (s);
		1391
1361	found = 1;	1392	found = 1;
1362	break;	1393	goto foundpet;
		1394	}
		1395
1363	}	1396	}
1364	}
1365		1397
1366	for (i = 0; s[i]; i++)	1398	rxvt_freecommastring (s);
1367	free (s[i]);	1399	}
1368		1400
1369	free (s);	1401	foundpet:
		1402
1370	XFree (xim_styles);	1403	XFree (xim_styles);
1371		1404
1372	if (!found)	1405	if (!found)
1373	{	1406	{
1374	display->put_xim (input_method);	1407	im_destroy ();
1375	return false;	1408	return false;
1376	}	1409	}
1377		1410
1378	preedit_attr = status_attr = NULL;	1411	XFontSet fs = 0;
		1412	XVaNestedList preedit_attr = 0, status_attr = 0;
		1413
		1414	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1415	{
		1416	// fake us a font-set, please
		1417	char **missing_charset_list;
		1418	int missing_charset_count;
		1419	char *def_string;
		1420	char pat[512];
		1421
		1422	sprintf (pat,
		1423	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1424	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1425	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1426	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1427	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1428	"*",
		1429	fheight,
		1430	fheight + 1, fheight - 1,
		1431	fheight - 2, fheight + 2);
		1432
		1433	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1434	&missing_charset_list, &missing_charset_count, &def_string);
		1435
		1436	if (missing_charset_list)
		1437	XFreeStringList (missing_charset_list);
		1438
		1439	if (!fs)
		1440	{
		1441	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1442	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1443	}
		1444	}
1379		1445
1380	if (input_style & XIMPreeditPosition)	1446	if (input_style & XIMPreeditPosition)
1381	{	1447	{
1382	im_set_size (&rect);	1448	im_set_size (rect);
1383	im_set_position (&spot);	1449	im_set_position (spot);
1384	im_set_color (&fg, &bg);	1450	im_set_color (fg, bg);
1385		1451
1386	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1452	preedit_attr = XVaCreateNestedList (0,
		1453	XNForeground, fg,
		1454	XNBackground, bg,
		1455	XNArea, &rect,
1387	XNSpotLocation, &spot,	1456	XNSpotLocation, &spot,
1388	XNForeground, fg, XNBackground, bg,
1389	//XNFontSet, TermWin.fontset,	1457	XNFontSet, fs,
1390	NULL);	1458	NULL);
1391	}	1459	}
1392	else if (input_style & XIMPreeditArea)	1460	else if (input_style & XIMPreeditArea)
1393	{	1461	{
1394	im_set_color (&fg, &bg);	1462	im_set_color (fg, bg);
1395		1463
1396	/*	1464	/*
1397	* The necessary width of preedit area is unknown	1465	* The necessary width of preedit area is unknown
1398	* until create input context.	1466	* until create input context.
1399	*/	1467	*/
1400	needed_rect.width = 0;	1468	needed_rect.width = 0;
1401
1402	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1469	im_set_preedit_area (rect, status_rect, needed_rect);
1403		1470
1404	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1471	preedit_attr = XVaCreateNestedList (0,
		1472	XNForeground, fg,
1405	XNForeground, fg, XNBackground, bg,	1473	XNBackground, bg,
		1474	XNArea, &rect,
		1475	XNFontSet, fs,
		1476	NULL);
		1477	status_attr = XVaCreateNestedList (0,
		1478	XNForeground, fg,
		1479	XNBackground, bg,
		1480	XNArea, &status_rect,
1406	//XNFontSet, TermWin.fontset,	1481	XNFontSet, fs,
1407	NULL);	1482	NULL);
1408	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1409	XNForeground, fg, XNBackground, bg,
1410	//XNFontSet, TermWin.fontset,
1411	NULL);
1412	}	1483	}
1413		1484
1414	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1485	Input_Context = XCreateIC (xim,
		1486	XNInputStyle, input_style,
1415	XNClientWindow, TermWin.parent[0],	1487	XNClientWindow, vt,
1416	XNFocusWindow, TermWin.parent[0],	1488	XNFocusWindow, parent[0],
1417	preedit_attr ? XNPreeditAttributes : NULL,	1489	preedit_attr ? XNPreeditAttributes : NULL,
1418	preedit_attr,	1490	preedit_attr,
1419	status_attr ? XNStatusAttributes : NULL,	1491	status_attr ? XNStatusAttributes : NULL,
1420	status_attr, NULL);	1492	status_attr, NULL);
		1493
1421	if (preedit_attr) XFree (preedit_attr);	1494	if (preedit_attr) XFree (preedit_attr);
1422	if (status_attr) XFree (status_attr);	1495	if (status_attr) XFree (status_attr);
		1496	if (fs) XFreeFontSet (display->display, fs);
1423		1497
1424	if (Input_Context == NULL)	1498	if (Input_Context == NULL)
1425	{	1499	{
1426	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1427	display->put_xim (input_method);	1501	im_destroy ();
1428	return false;	1502	return false;
1429	}	1503	}
1430		1504
1431	if (input_style & XIMPreeditArea)	1505	if (input_style & XIMPreeditArea)
1432	IMSetStatusPosition ();	1506	IMSetStatusPosition ();
…		…
1436	}	1510	}
1437		1511
1438	void	1512	void
1439	rxvt_term::im_cb ()	1513	rxvt_term::im_cb ()
1440	{	1514	{
1441	int i, found, had_im;	1515	int i;
1442	const char *p;	1516	const char *p;
1443	char **s;	1517	char **s;
1444	char buf[IMBUFSIZ];	1518	char buf[IMBUFSIZ];
1445		1519
		1520	make_current ();
		1521
1446	im_destroy ();	1522	im_destroy ();
1447		1523
1448	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1524	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1449	if (Input_Context)	1525	if (Input_Context)
1450	return;	1526	return;
…		…
1458	if (p && *p)	1534	if (p && *p)
1459	{	1535	{
1460	bool found = false;	1536	bool found = false;
1461		1537
1462	s = rxvt_splitcommastring (p);	1538	s = rxvt_splitcommastring (p);
		1539
1463	for (i = 0; s[i]; i++)	1540	for (i = 0; s[i]; i++)
1464	{	1541	{
1465	if (*s[i])	1542	if (*s[i])
1466	{	1543	{
1467	STRCPY (buf, "@im=");	1544	strcpy (buf, "@im=");
1468	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1545	strncat (buf, s[i], IMBUFSIZ - 5);
1469	if (IM_get_IC (buf))	1546	if (IM_get_IC (buf))
1470	{	1547	{
1471	found = true;	1548	found = true;
1472	break;	1549	break;
1473	}	1550	}
1474	}	1551	}
1475	}	1552	}
1476	for (i = 0; s[i]; i++)	1553
1477	free (s[i]);	1554	rxvt_freecommastring (s);
1478	free (s);
1479		1555
1480	if (found)	1556	if (found)
1481	goto done;	1557	goto done;
1482	}	1558	}
1483		1559
…		…
1497	}	1573	}
1498		1574
1499	void	1575	void
1500	rxvt_term::IMSetStatusPosition ()	1576	rxvt_term::IMSetStatusPosition ()
1501	{	1577	{
1502	XRectangle preedit_rect, status_rect, *needed_rect;	1578	XRectangle preedit_rect, status_rect, *needed_rect;
1503	XVaNestedList preedit_attr, status_attr;	1579	XVaNestedList preedit_attr, status_attr;
1504		1580
1505	if (Input_Context == NULL	1581	if (!Input_Context
		1582	|| !focus
1506	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1583	|| !(input_style & XIMPreeditArea)
1507	|| !IMisRunning ())	1584	|| !IMisRunning ())
1508	return;	1585	return;
1509		1586
1510	/* Getting the necessary width of preedit area */	1587	/* Getting the necessary width of preedit area */
1511	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1588	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1512	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1589	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1513	XFree (status_attr);	1590	XFree (status_attr);
1514		1591
1515	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1592	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1593	XFree (needed_rect);
1516		1594
1517	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1518	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1596	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1519		1597
1520	XSetICValues (Input_Context,	1598	XSetICValues (Input_Context,
1521	XNPreeditAttributes, preedit_attr,	1599	XNPreeditAttributes, preedit_attr,
1522	XNStatusAttributes, status_attr, NULL);	1600	XNStatusAttributes, status_attr, NULL);
1523		1601
1524	XFree (preedit_attr);	1602	XFree (preedit_attr);
1525	XFree (status_attr);	1603	XFree (status_attr);
1526	}	1604	}
1527	#endif /* USE_XIM */	1605	#endif /* USE_XIM */

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