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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.70 by root, Mon Jul 26 18:01:19 2004 UTC vs.
Revision 1.188 by root, Wed Jan 18 08:33:34 2006 UTC

…		…
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>
48
49	vector<rxvt_term *> rxvt_term::termlist;	51	vector<rxvt_term *> rxvt_term::termlist;
50		52
51	static char curlocale[128];	53	static char curlocale[128], savelocale[128];
52		54
53	bool	55	bool
54	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
55	{	57	{
56	if (!locale || !STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
57	return false;	59	return false;
58		60
59	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
60	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
61	return true;	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);
62	}	77	}
63		78
64	#if ENABLE_COMBINING	79	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	80	class rxvt_composite_vec rxvt_composite;
66		81
…		…
123	return len;	138	return len;
124		139
125	}	140	}
126	#endif	141	#endif
127		142
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
144	:	144	:
		145	#if TRANSPARENT
145	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
146	termwin_ev (this, &rxvt_term::x_cb),	172	termwin_ev (this, &rxvt_term::x_cb),
147	vt_ev (this, &rxvt_term::x_cb),	173	vt_ev (this, &rxvt_term::x_cb),
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif
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	check_ev (this, &rxvt_term::check_cb),	174	check_ev (this, &rxvt_term::check_cb),
		175	flush_ev (this, &rxvt_term::flush_cb),
176	destroy_ev (this, &rxvt_term::destroy_cb),	176	destroy_ev (this, &rxvt_term::destroy_cb),
177	pty_ev (this, &rxvt_term::pty_cb),	177	pty_ev (this, &rxvt_term::pty_cb),
178	incr_ev (this, &rxvt_term::incr_cb)	178	incr_ev (this, &rxvt_term::incr_cb)
179	{	179	{
180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
181		181
182	termlist.push_back (this);	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;
183	}	200	}
184		201
185	rxvt_term::~rxvt_term ()	202	rxvt_term::~rxvt_term ()
186	{	203	{
		204	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		205
187	termlist.erase (find (termlist.begin (), termlist.end(), this));	206	termlist.erase (find (termlist.begin (), termlist.end(), this));
188		207
189	if (cmd_fd >= 0)	208	emergency_cleanup ();
190	close (cmd_fd);
191		209
192	#ifndef NO_SETOWNER_TTYDEV	210	#if ENABLE_STYLES
193	privileged_ttydev (RESTORE);	211	for (int i = RS_styleCount; --i; )
		212	if (fontset[i] != fontset[0])
		213	delete fontset[i];
194	#endif	214	#endif
195	#ifdef UTMP_SUPPORT
196	privileged_utmp (RESTORE);
197	#endif
198
199	delete TermWin.fontset;	215	delete fontset[0];
200		216
201	if (display)	217	if (display)
202	{	218	{
		219	dDisp;
		220
203	selection_clear ();	221	selection_clear ();
204		222
205	#ifdef MENUBAR	223	#ifdef USE_XIM
206	if (menubarGC) XFreeGC (display->display, menubarGC);	224	im_destroy ();
207	#endif	225	#endif
208	#ifdef XTERM_SCROLLBAR	226	#ifdef XTERM_SCROLLBAR
209	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	227	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
210	if (ShadowGC) XFreeGC (display->display, ShadowGC);	228	if (ShadowGC) XFreeGC (disp, ShadowGC);
211	#endif	229	#endif
212	#ifdef PLAIN_SCROLLBAR	230	#ifdef PLAIN_SCROLLBAR
213	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	231	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
214	#endif	232	#endif
215	#ifdef NEXT_SCROLLBAR	233	#ifdef NEXT_SCROLLBAR
216	if (blackGC) XFreeGC (display->display, blackGC);	234	if (blackGC) XFreeGC (disp, blackGC);
217	if (whiteGC) XFreeGC (display->display, whiteGC);	235	if (whiteGC) XFreeGC (disp, whiteGC);
218	if (grayGC) XFreeGC (display->display, grayGC);	236	if (grayGC) XFreeGC (disp, grayGC);
219	if (darkGC) XFreeGC (display->display, darkGC);	237	if (darkGC) XFreeGC (disp, darkGC);
220	if (stippleGC) XFreeGC (display->display, stippleGC);	238	if (stippleGC) XFreeGC (disp, stippleGC);
221	if (dimple) XFreePixmap (display->display, dimple);	239	if (dimple) XFreePixmap (disp, dimple);
222	if (upArrow) XFreePixmap (display->display, upArrow);	240	if (upArrow) XFreePixmap (disp, upArrow);
223	if (downArrow) XFreePixmap (display->display, downArrow);	241	if (downArrow) XFreePixmap (disp, downArrow);
224	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	242	if (upArrowHi) XFreePixmap (disp, upArrowHi);
225	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	243	if (downArrowHi) XFreePixmap (disp, downArrowHi);
226	#endif	244	#endif
227	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	245	#ifdef RXVT_SCROLLBAR
228	if (topShadowGC) XFreeGC (display->display, topShadowGC);	246	if (topShadowGC) XFreeGC (disp, topShadowGC);
229	if (botShadowGC) XFreeGC (display->display, botShadowGC);	247	if (botShadowGC) XFreeGC (disp, botShadowGC);
230	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	248	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
231	#endif	249	#endif
232	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	250	if (gc) XFreeGC (disp, gc);
233		251
234	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
235	delete menuBar.drawable;	252	delete drawable;
236	//if (menuBar.win)
237	// XDestroyWindow (display->display, menuBar.win);
238	#endif
239	delete TermWin.drawable;
240	// destroy all windows	253	// destroy all windows
241	if (TermWin.parent[0])	254	if (parent[0])
242	XDestroyWindow (display->display, TermWin.parent[0]);	255	XDestroyWindow (disp, parent[0]);
243	}	256	}
244		257
245	// TODO: free pixcolours, colours should become part of rxvt_display	258	// TODO: free pixcolours, colours should become part of rxvt_display
246		259	delete pix_colors_focused;
247	delete PixColors;	260	#if OFF_FOCUS_FADING
		261	delete pix_colors_unfocused;
		262	#endif
248		263
249	displays.put (display);	264	displays.put (display);
250		265
251	scr_release ();	266	scr_release ();
252		267
253	/* clear all resources */	268	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	269	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	270	free (allocated [i]);
256		271
257	free (selection.text);	272	free (selection.text);
258	// TODO: manage env vars in child only(!)	273	// TODO: manage env vars in child only(!)
259	free (env_windowid);	274	free (env_windowid);
260	free (env_display);	275	free (env_display);
261	free (env_term);	276	free (env_term);
262	free (env_colorfgbg);	277	free (env_colorfgbg);
263	free (locale);	278	free (locale);
264	#if 0	279	free (v_buffer);
265	free (codeset);	280	free (incr_buf);
266	#endif
267		281
268	delete envv;	282	delete envv;
269	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 ();
270	}	297	}
271		298
272	void	299	void
273	rxvt_term::destroy ()	300	rxvt_term::destroy ()
274	{	301	{
		302	if (destroy_ev.active)
		303	return;
		304
		305	#if ENABLE_OVERLAY
		306	scr_overlay_off ();
		307	#endif
		308
275	if (display)	309	if (display)
276	{	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
277	rootwin_ev.stop (display);	318	rootwin_ev.stop (display);
		319	#endif
		320	incr_ev.stop ();
278	termwin_ev.stop (display);	321	termwin_ev.stop (display);
279	vt_ev.stop (display);	322	vt_ev.stop (display);
280	#ifdef USE_XIM
281	im_destroy ();
282	im_ev.stop (display);
283	#endif
284	#ifdef HAVE_SCROLLBARS
285	scrollbar_ev.stop (display);
286	#endif
287	#ifdef MENUBAR
288	menubar_ev.stop (display);
289	#endif
290	}	323	}
291		324
292	check_ev.stop ();	325	check_ev.stop ();
293	pty_ev.stop ();	326	pty_ev.stop ();
294	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
…		…
311	}	344	}
312		345
313	void	346	void
314	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (time_watcher &w)
315	{	348	{
316	SET_R (this);	349	make_current ();
317		350
318	delete this;	351	delete this;
319	}
320
321	/*----------------------------------------------------------------------*/
322	/* rxvt_init () */
323	bool
324	rxvt_term::init (int argc, const char *const *argv)
325	{
326	SET_R (this);
327
328	if (!init_vars ())
329	return false;
330
331	/*
332	* Save and then give up any super-user privileges
333	* If we need privileges in any area then we must specifically request it.
334	* We should only need to be root in these cases:
335	* 1. write utmp entries on some systems
336	* 2. chown tty on some systems
337	*/
338	privileges (SAVE);
339	privileges (IGNORE);
340
341	init_secondary ();
342
343	const char **cmd_argv = init_resources (argc, argv);
344
345	set_locale ("");
346
347	#if MENUBAR_MAX
348	menubar_read (rs[Rs_menu]);
349	#endif
350	#ifdef HAVE_SCROLLBARS
351	if (Options & Opt_scrollBar)
352	scrollBar.setIdle (); /* set existence for size calculations */
353	#endif
354
355	create_windows (argc, argv);
356
357	init_xlocale ();
358
359	scr_reset (); /* initialize screen */
360
361	#if 0
362	XSynchronize (display->display, True);
363	#endif
364
365	#ifdef HAVE_SCROLLBARS
366	if (Options & Opt_scrollBar)
367	resize_scrollbar (); /* create and map scrollbar */
368	#endif
369	#if (MENUBAR_MAX)
370	if (menubar_visible ())
371	XMapWindow (display->display, menuBar.win);
372	#endif
373	#ifdef TRANSPARENT
374	if (Options & Opt_transparent)
375	{
376	XSelectInput (display->display, display->root, PropertyChangeMask);
377	check_our_parents ();
378	}
379	#endif
380
381	rootwin_ev.start (display, display->root);
382
383	XMapWindow (display->display, TermWin.vt);
384	XMapWindow (display->display, TermWin.parent[0]);
385
386	init_command (cmd_argv);
387
388	pty_ev.start (cmd_fd, EVENT_READ);
389
390	check_ev.start ();
391
392	return true;
393	}
394
395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
396
397	void
398	rxvt_init_signals ()
399	{
400	/* install exit handler for cleanup */
401	#if 0
402	#ifdef HAVE_ATEXIT
403	atexit (rxvt_clean_exit);
404	#else
405	#endif
406	#endif
407
408	struct sigaction sa;
409
410	sigfillset (&sa.sa_mask);
411	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
412	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
413	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
414	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
415	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
416	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
417	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
418
419	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
420	/* signal (SIGURG, SIG_DFL); */
421
422	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
423	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
424	}
425
426	/* ------------------------------------------------------------------------- *
427	* SIGNAL HANDLING & EXIT HANDLER *
428	* ------------------------------------------------------------------------- */
429	/*
430	* Catch a SIGCHLD signal and exit if the direct child has died
431	*/
432
433	void rxvt_term::child_exited (int pid)
434	{
435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
436	if (pid == (*t)->cmd_pid)
437	{
438	(*t)->destroy ();
439	break;
440	}
441	}
442
443	/* ARGSUSED */
444	/* EXTPROTO */
445	RETSIGTYPE
446	rxvt_Child_signal (int sig __attribute__ ((unused)))
447	{
448	int pid, save_errno = errno;
449
450	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
451	rxvt_term::child_exited (pid);
452
453	errno = save_errno;
454	}
455
456	/*
457	* Catch a fatal signal and tidy up before quitting
458	*/
459	/* EXTPROTO */
460	RETSIGTYPE
461	rxvt_Exit_signal (int sig)
462	{
463	signal (sig, SIG_DFL);
464	#ifdef DEBUG_CMD
465	rxvt_warn ("caught signal %d, exiting.\n", sig);
466	#endif
467	rxvt_clean_exit ();
468	kill (getpid (), sig);
469	}
470
471	/* INTPROTO */
472	int
473	rxvt_xerror_handler (Display *display, XErrorEvent *event)
474	{
475	if (GET_R->allowedxerror == -1)
476	GET_R->allowedxerror = event->error_code;
477	else
478	{
479	old_xerror_handler (display, event);
480	GET_R->destroy ();
481	}
482
483	return 0;
484	}	352	}
485		353
486	/*----------------------------------------------------------------------*/	354	/*----------------------------------------------------------------------*/
487	/*	355	/*
488	* Exit gracefully, clearing the utmp entry and restoring tty attributes	356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
489	* 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
490	*/	358	*/
491	/* 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	*/
492	void	549	void
493	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 ()
494	{	572	{
495	// TODO: rxvtd should clean up all ressources	573	uid_t uid = getuid ();
496	if (GET_R)	574	gid_t gid = getgid ();
497	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	|| gid != getegid ())
		580	{
		581	#if PTYTTY_HELPER
		582	rxvt_ptytty_server ();
		583	#else
		584	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		585	#endif
		586
		587	// drop privileges
		588	#if HAVE_SETRESUID
		589	setresgid (gid, gid, gid);
		590	setresuid (uid, uid, uid);
		591	#elif HAVE_SETREUID
		592	setregid (gid, gid);
		593	setreuid (uid, uid);
		594	#elif HAVE_SETUID
		595	setgid (gid);
		596	setuid (uid);
		597	#endif
		598
		599	if (uid != geteuid ()
		600	|| gid != getegid ())
		601	rxvt_fatal ("unable to drop privileges, aborting.\n");
		602	}
		603
		604	rxvt_environ = environ;
		605
		606	signal (SIGHUP, SIG_IGN);
		607	signal (SIGPIPE, SIG_IGN);
		608
		609	sig_handlers.sw_chld.start (SIGCHLD);
		610	sig_handlers.sw_term.start (SIGTERM);
		611	sig_handlers.sw_int.start (SIGINT);
		612
		613	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		614	/* signal (SIGURG, SIG_DFL); */
		615
		616	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		617	// TODO: handle this with exceptions and tolerate the memory loss
		618	XSetIOErrorHandler (rxvt_xioerror_handler);
		619
		620	XrmInitialize ();
498	}	621	}
499		622
500	/* ------------------------------------------------------------------------- *	623	/* ------------------------------------------------------------------------- *
501	* MEMORY ALLOCATION WRAPPERS *	624	* MEMORY ALLOCATION WRAPPERS *
502	* ------------------------------------------------------------------------- */	625	* ------------------------------------------------------------------------- */
503	/* EXTPROTO */	626	void *
504	void *
505	rxvt_malloc (size_t size)	627	rxvt_malloc (size_t size)
506	{	628	{
507	void *p;
508
509	p = malloc (size);	629	void *p = malloc (size);
		630
510	if (p)	631	if (!p)
		632	rxvt_fatal ("memory allocation failure. aborting.\n");
		633
511	return p;	634	return p;
512
513	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
514	rxvt_clean_exit ();
515	exit (EXIT_FAILURE);
516	/* NOTREACHED */
517	}	635	}
518		636
519	/* EXTPROTO */	637	void *
520	void *
521	rxvt_calloc (size_t number, size_t size)	638	rxvt_calloc (size_t number, size_t size)
522	{	639	{
523	void *p;
524
525	p = calloc (number, size);	640	void *p = calloc (number, size);
		641
526	if (p)	642	if (!p)
		643	rxvt_fatal ("memory allocation failure. aborting.\n");
		644
527	return p;	645	return p;
528
529	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
530	rxvt_clean_exit ();
531	exit (EXIT_FAILURE);
532	/* NOTREACHED */
533	}	646	}
534		647
535	/* EXTPROTO */
536	void *	648	void *
537	rxvt_realloc (void *ptr, size_t size)	649	rxvt_realloc (void *ptr, size_t size)
538	{	650	{
539	void *p;
540
541	if (ptr)
542	p = realloc (ptr, size);	651	void *p = realloc (ptr, size);
543	else	652
544	p = malloc (size);
545	if (p)	653	if (!p)
		654	rxvt_fatal ("memory allocation failure. aborting.\n");
		655
546	return p;	656	return p;
547
548	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
549	rxvt_clean_exit ();
550	exit (EXIT_FAILURE);
551	/* NOTREACHED */
552	}	657	}
553
554	/* ------------------------------------------------------------------------- *
555	* PRIVILEGED OPERATIONS *
556	* ------------------------------------------------------------------------- */
557	/* take care of suid/sgid super-user (root) privileges */
558	void
559	rxvt_term::privileges (int mode)
560	{
561	#if ! defined(__CYGWIN32__)
562	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
563	/* setreuid () is the poor man's setuid (), seteuid () */
564	# define seteuid(a) setreuid(-1, (a))
565	# define setegid(a) setregid(-1, (a))
566	# define HAVE_SETEUID
567	# endif
568	# ifdef HAVE_SETEUID
569	switch (mode)
570	{
571	case IGNORE:
572	/*
573	* change effective uid/gid - not real uid/gid - so we can switch
574	* back to root later, as required
575	*/
576	seteuid (getuid ());
577	setegid (getgid ());
578	break;
579	case SAVE:
580	euid = geteuid ();
581	egid = getegid ();
582	break;
583	case RESTORE:
584	seteuid (euid);
585	setegid (egid);
586	break;
587	}
588	# else
589	switch (mode)
590	{
591	case IGNORE:
592	setuid (getuid ());
593	setgid (getgid ());
594	/* FALLTHROUGH */
595	case SAVE:
596	/* FALLTHROUGH */
597	case RESTORE:
598	break;
599	}
600	# endif
601	#endif
602	}
603
604	#ifdef UTMP_SUPPORT
605	void
606	rxvt_term::privileged_utmp (char action)
607	{
608	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
609	action, next_utmp_action, getpid ()));
610	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
611	|| (Options & Opt_utmpInhibit)
612	|| ttydev == NULL || *ttydev == '\0')
613	return;
614
615	privileges (RESTORE);
616	if (action == SAVE)
617	{
618	next_utmp_action = RESTORE;
619	makeutent (ttydev, rs[Rs_display_name]);
620	}
621	else
622	{ /* action == RESTORE */
623	next_utmp_action = IGNORE;
624	cleanutent ();
625	}
626	privileges (IGNORE);
627	}
628	#endif
629
630	#ifndef NO_SETOWNER_TTYDEV
631	void
632	rxvt_term::privileged_ttydev (char action)
633	{
634	D_MAIN ((stderr,
635	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
636	action, next_tty_action, getpid ()));
637	if (next_tty_action != action || (action != SAVE && action != RESTORE)
638	|| ttydev == NULL || *ttydev == '\0')
639	return;
640
641	privileges (RESTORE);
642
643	if (action == SAVE)
644	{
645	next_tty_action = RESTORE;
646	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
647	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
648	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
649	next_tty_action = IGNORE;
650	else
651	# endif
652
653	{
654	chown (ttydev, getuid (), ttygid); /* fail silently */
655	chmod (ttydev, ttymode);
656	# ifdef HAVE_REVOKE
657	revoke (ttydev);
658	# endif
659
660	}
661	}
662	else
663	{ /* action == RESTORE */
664	next_tty_action = IGNORE;
665	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
666	chmod (ttydev, ttyfd_stat.st_mode);
667	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
668	# else
669	chmod (ttydev,
670	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
671	chown (ttydev, 0, 0);
672	# endif
673
674	}
675
676	privileges (IGNORE);
677
678	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
679	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
680	action == RESTORE ? "Restoring" : (action ==
681	SAVE ? "Saving" :
682	"UNKNOWN ERROR for"), ttydev,
683	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
684	ttyfd_stat.st_gid));
685	# endif
686	}
687	#endif
688		658
689	/*----------------------------------------------------------------------*/	659	/*----------------------------------------------------------------------*/
690	/*	660	/*
691	* window size/position calculcations for XSizeHint and other storage.	661	* window size/position calculcations for XSizeHint and other storage.
692	* if width/height are non-zero then override calculated width/height	662	* if width/height are non-zero then override calculated width/height
693	*/	663	*/
694	void	664	void
695	rxvt_term::window_calc (unsigned int width, unsigned int height)	665	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
696	{	666	{
697	short recalc_x, recalc_y;	667	short recalc_x, recalc_y;
698	int x, y, sb_w, mb_h, flags;	668	int x, y, sb_w, flags;
699	unsigned int w, h;	669	unsigned int w, h;
700	unsigned int max_width, max_height;	670	unsigned int max_width, max_height;
		671	dDisp;
701		672
702	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	673	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
703	TermWin.ncol, TermWin.nrow, szHint.width,	674	ncol, nrow, szHint.width, szHint.height));
704	szHint.height));	675
705	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	676	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
706	szHint.win_gravity = NorthWestGravity;	677	szHint.win_gravity = NorthWestGravity;
707	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	678	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
708		679
709	recalc_x = recalc_y = 0;	680	recalc_x = recalc_y = 0;
710	flags = 0;	681	flags = 0;
		682
711	if (!parsed_geometry)	683	if (!parsed_geometry)
712	{	684	{
713	parsed_geometry = 1;	685	parsed_geometry = 1;
		686
714	if (rs[Rs_geometry])	687	if (rs[Rs_geometry])
715	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	688	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		689
716	if (flags & WidthValue)	690	if (flags & WidthValue)
717	{	691	{
718	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	692	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
719	szHint.flags |= USSize;	693	szHint.flags |= USSize;
720	}	694	}
		695
721	if (flags & HeightValue)	696	if (flags & HeightValue)
722	{	697	{
723	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	698	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
724	szHint.flags |= USSize;	699	szHint.flags |= USSize;
725	}	700	}
		701
726	if (flags & XValue)	702	if (flags & XValue)
727	{	703	{
728	szHint.x = x;	704	szHint.x = x;
729	szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
730	if (flags & XNegative)	707	if (flags & XNegative)
731	{	708	{
732	recalc_x = 1;	709	recalc_x = 1;
733	szHint.win_gravity = NorthEastGravity;	710	szHint.win_gravity = NorthEastGravity;
734	}	711	}
735	}	712	}
		713
736	if (flags & YValue)	714	if (flags & YValue)
737	{	715	{
738	szHint.y = y;	716	szHint.y = y;
739	szHint.flags |= USPosition;	717	szHint.flags |= USPosition;
		718
740	if (flags & YNegative)	719	if (flags & YNegative)
741	{	720	{
742	recalc_y = 1;	721	recalc_y = 1;
		722
743	if (szHint.win_gravity == NorthEastGravity)	723	if (szHint.win_gravity == NorthEastGravity)
744	szHint.win_gravity = SouthEastGravity;	724	szHint.win_gravity = SouthEastGravity;
745	else	725	else
746	szHint.win_gravity = SouthWestGravity;	726	szHint.win_gravity = SouthWestGravity;
747	}	727	}
748	}	728	}
749	}	729	}
750		730
751	/* TODO: BOUNDS */	731	/* TODO: BOUNDS */
752	TermWin.width = TermWin.ncol * TermWin.fwidth;	732	width = ncol * fwidth;
753	TermWin.height = TermWin.nrow * TermWin.fheight;	733	height = nrow * fheight;
754	max_width = MAX_COLS * TermWin.fwidth;	734	max_width = MAX_COLS * fwidth;
755	max_height = MAX_ROWS * TermWin.fheight;	735	max_height = MAX_ROWS * fheight;
756		736
757	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	737	szHint.base_width = szHint.base_height = 2 * int_bwidth;
758		738
759	sb_w = mb_h = 0;	739	sb_w = 0;
760	window_vt_x = window_vt_y = TermWin.int_bwidth;	740	window_vt_x = window_vt_y = int_bwidth;
761		741
762	if (scrollbar_visible ())	742	if (scrollBar.state)
763	{	743	{
764	sb_w = scrollbar_TotalWidth ();	744	sb_w = scrollbar_TotalWidth ();
765	szHint.base_width += sb_w;	745	szHint.base_width += sb_w;
766	if (!(Options & Opt_scrollBar_right))	746	if (!OPTION (Opt_scrollBar_right))
767	window_vt_x += sb_w;	747	window_vt_x += sb_w;
768	}	748	}
769		749
770	if (menubar_visible ())
771	{
772	mb_h = menuBar_TotalHeight ();
773	szHint.base_height += mb_h;
774	window_vt_y += mb_h;
775	}
776
777	szHint.width_inc = TermWin.fwidth;	750	szHint.width_inc = fwidth;
778	szHint.height_inc = TermWin.fheight;	751	szHint.height_inc = fheight;
779	szHint.min_width = szHint.base_width + szHint.width_inc;	752	szHint.min_width = szHint.base_width + szHint.width_inc;
780	szHint.min_height = szHint.base_height + szHint.height_inc;	753	szHint.min_height = szHint.base_height + szHint.height_inc;
781		754
782	if (width && width - szHint.base_width < max_width)	755	if (newwidth && newwidth - szHint.base_width < max_width)
783	{	756	{
784	szHint.width = width;	757	szHint.width = newwidth;
785	TermWin.width = width - szHint.base_width;	758	width = newwidth - szHint.base_width;
786	}	759	}
787	else	760	else
788	{	761	{
789	MIN_IT (TermWin.width, max_width);	762	min_it (width, max_width);
790	szHint.width = szHint.base_width + TermWin.width;	763	szHint.width = szHint.base_width + width;
791	}	764	}
792		765
793	if (height && height - szHint.base_height < max_height)	766	if (newheight && newheight - szHint.base_height < max_height)
794	{	767	{
795	szHint.height = height;	768	szHint.height = newheight;
796	TermWin.height = height - szHint.base_height;	769	height = newheight - szHint.base_height;
797	}	770	}
798	else	771	else
799	{	772	{
800	MIN_IT (TermWin.height, max_height);	773	min_it (height, max_height);
801	szHint.height = szHint.base_height + TermWin.height;	774	szHint.height = szHint.base_height + height;
802	}	775	}
803		776
804	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	777	if (scrollBar.state && OPTION (Opt_scrollBar_right))
805	window_sb_x = szHint.width - sb_w;	778	window_sb_x = szHint.width - sb_w;
806		779
807	if (recalc_x)	780	if (recalc_x)
808	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	781	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
809	- szHint.width - 2 * TermWin.ext_bwidth);
810	if (recalc_y)	782	if (recalc_y)
811	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	783	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
812	- szHint.height - 2 * TermWin.ext_bwidth);
813		784
814	TermWin.ncol = TermWin.width / TermWin.fwidth;	785	ncol = width / fwidth;
815	TermWin.nrow = TermWin.height / TermWin.fheight;	786	nrow = height / fheight;
816	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	787	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
817	TermWin.ncol, TermWin.nrow, szHint.width,	788	ncol, nrow, szHint.width,
818	szHint.height));	789	szHint.height));
819	return;	790	return;
820	}	791	}
821		792
822	/*----------------------------------------------------------------------*/	793	/*----------------------------------------------------------------------*/
…		…
825	* Called after a window size change.	796	* Called after a window size change.
826	*/	797	*/
827	void	798	void
828	rxvt_term::tt_winch ()	799	rxvt_term::tt_winch ()
829	{	800	{
		801	if (pty->pty < 0)
		802	return;
		803
830	struct winsize ws;	804	struct winsize ws;
831		805
832	if (cmd_fd < 0)
833	return;
834
835	ws.ws_col = TermWin.ncol;	806	ws.ws_col = ncol;
836	ws.ws_row = TermWin.nrow;	807	ws.ws_row = nrow;
837	ws.ws_xpixel = ws.ws_ypixel = 0;	808	ws.ws_xpixel = width;
838	#ifndef DEBUG_SIZE	809	ws.ws_ypixel = height;
839	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	810	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
840	#else	811
841	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	812	#if 0
842	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	813	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
843	# ifdef SIGWINCH
844	else if (cmd_pid) /* force through to the command */	814	if (cmd_pid) /* force through to the command */
845	kill (cmd_pid, SIGWINCH);	815	kill (-cmd_pid, SIGWINCH);
846	# endif
847	#endif	816	#endif
848	}	817	}
849		818
850	/*----------------------------------------------------------------------*/	819	/*----------------------------------------------------------------------*/
851	/* rxvt_change_font () - Switch to a new font */	820	/* set_fonts () - load and set the various fonts
852	/*	821	*
853	* init = 1 - initialize	822	* init = 1 - initialize
854	*	823	*
855	* fontname == FONT_UP - switch to bigger font	824	* fontname == FONT_UP - switch to bigger font
856	* fontname == FONT_DN - switch to smaller font	825	* fontname == FONT_DN - switch to smaller font
857	*/	826	*/
858	bool	827	bool
859	rxvt_term::change_font (const char *fontname)	828	rxvt_term::set_fonts ()
860	{	829	{
861	if (fontname == FONT_UP)
862	{
863	// TODO
864	}
865	else if (fontname == FONT_DN)
866	{
867	// TODO
868	}
869	else
870	{
871	rxvt_fontset *fs = new rxvt_fontset (this);	830	rxvt_fontset *fs = new rxvt_fontset (this);
		831	rxvt_fontprop prop;
872		832
873	if (fs && fs->populate (fontname ? fontname : "fixed"))	833	if (!fs
		834	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		835	|| !fs->realize_font (1))
		836	{
		837	delete fs;
		838	return false;
		839	}
		840
		841	#if ENABLE_STYLES
		842	for (int i = RS_styleCount; --i; )
		843	if (fontset[i] != fontset[0])
		844	delete fontset[i];
		845	#endif
		846
		847	delete fontset[0];
		848	fontset[0] = fs;
		849
		850	prop = (*fs)[1]->properties ();
		851	prop.height += lineSpace;
		852	fs->set_prop (prop);
		853
		854	fwidth = prop.width;
		855	fheight = prop.height;
		856	fbase = prop.ascent;
		857
		858	for (int style = 1; style < 4; style++)
		859	{
		860	#if ENABLE_STYLES
		861	const char *res = rs[Rs_font + style];
		862
		863	if (res && !*res)
		864	fontset[style] = fontset[0];
		865	else
874	{	866	{
875	delete TermWin.fontset;	867	fontset[style] = fs = new rxvt_fontset (this);
876	TermWin.fontset = fs;	868	rxvt_fontprop prop2 = prop;
877	TermWin.fwidth = fs->base_font ()->width;
878	TermWin.fheight = fs->base_font ()->height;
879	TermWin.fbase = fs->base_font ()->ascent;
880		869
881	if (TermWin.parent[0])	870	if (res)
		871	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		872	else
882	{	873	{
883	resize_all_windows (0, 0, 0);	874	res = fontset[0]->fontdesc;
884	scr_remap_chars ();	875
885	scr_touch (true);	876	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		877	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
886	}	878	}
887		879
888	return true;	880	fs->populate (res);
		881	fs->set_prop (prop2);
889	}	882	}
		883	#else
		884	fontset[style] = fontset[0];
		885	#endif
		886	}
		887
		888	if (parent[0])
890	}	889	{
		890	resize_all_windows (0, 0, 0);
		891	scr_remap_chars ();
		892	scr_touch (true);
		893	}
891		894
892	return false;	895	return true;
893	}	896	}
894		897
895	bool	898	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
896	rxvt_term::font_up_down (int n, int direction)
897	{	899	{
898	return false;	900	XChangeProperty (display->display, parent[0],
		901	prop, XA_STRING, 8, PropModeReplace,
		902	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		903	}
		904
		905	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		906	{
		907	wchar_t *ws = rxvt_mbstowcs (str, len);
		908	char *s = rxvt_wcstoutf8 (ws);
		909
		910	XChangeProperty (display->display, parent[0],
		911	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		912	(const unsigned char *)s, strlen (s));
		913
		914	free (s);
		915	free (ws);
899	}	916	}
900		917
901	/*----------------------------------------------------------------------*/	918	/*----------------------------------------------------------------------*/
902	/*----------------------------------------------------------------------*/	919	/*----------------------------------------------------------------------*/
903	/* xterm sequences - title, iconName, color (exptl) */	920	/* xterm sequences - title, iconName, color (exptl) */
904	void	921	void
905	rxvt_term::set_title (const char *str)	922	rxvt_term::set_title (const char *str)
906	{	923	{
907	#ifdef SMART_WINDOW_TITLE	924	set_string_property (XA_WM_NAME, str);
908	char *name;	925	#if ENABLE_EWMH
909		926	set_utf8_property (xa[XA_NET_WM_NAME], str);
910	if (!XFetchName (display->display, TermWin.parent[0], &name))
911	name = NULL;
912
913	if (name == NULL || STRCMP (name, str))
914	#endif
915	XStoreName (display->display, TermWin.parent[0], str);
916
917	#ifdef SMART_WINDOW_TITLE
918	if (name)
919	XFree (name);
920	#endif	927	#endif
921	}	928	}
922		929
923	void	930	void
924	rxvt_term::set_icon_name (const char *str)	931	rxvt_term::set_icon_name (const char *str)
925	{	932	{
926	#ifdef SMART_WINDOW_TITLE	933	set_string_property (XA_WM_ICON_NAME, str);
927	char *name;	934	#if ENABLE_EWMH
928		935	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
929	if (!XGetIconName (display->display, TermWin.parent[0], &name))
930	name = NULL;
931
932	if (name == NULL || STRCMP (name, str))
933	#endif
934	XSetIconName (display->display, TermWin.parent[0], str);
935
936	#ifdef SMART_WINDOW_TITLE
937	if (name)
938	XFree (name);
939	#endif	936	#endif
940	}	937	}
941		938
942	#ifdef XTERM_COLOR_CHANGE	939	#ifdef XTERM_COLOR_CHANGE
943	void	940	void
…		…
951		948
952	/* handle color aliases */	949	/* handle color aliases */
953	if (isdigit (*color))	950	if (isdigit (*color))
954	{	951	{
955	i = atoi (color);	952	i = atoi (color);
		953
956	if (i >= 8 && i <= 15)	954	if (i >= 8 && i <= 15)
957	{ /* bright colors */	955	{ /* bright colors */
958	i -= 8;	956	i -= 8;
959	# ifndef NO_BRIGHTCOLOR
960	PixColors[idx] = PixColors[minBrightCOLOR + i];	957	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
961	SET_PIXCOLOR (idx);	958	SET_PIXCOLOR (idx);
962	goto Done;	959	goto done;
963	# endif
964
965	}	960	}
		961
966	if (i >= 0 && i <= 7)	962	if (i >= 0 && i <= 7)
967	{ /* normal colors */	963	{ /* normal colors */
968	PixColors[idx] = PixColors[minCOLOR + i];	964	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
969	SET_PIXCOLOR (idx);	965	SET_PIXCOLOR (idx);
970	goto Done;	966	goto done;
971	}	967	}
972	}	968	}
973		969
974	if (!rXParseAllocColor (& xcol, color))	970	if (!rXParseAllocColor (&xcol, color))
975	return;	971	return;
976		972
977	/* XStoreColor (display->display, XCMAP, XColor*); */	973	/* XStoreColor (display->display, display->cmap, XColor*); */
978		974
979	/*	975	/*
980	* FIXME: should free colors here, but no idea how to do it so instead,	976	* FIXME: should free colors here, but no idea how to do it so instead,
981	* so just keep gobbling up the colormap	977	* so just keep gobbling up the colormap
982	*/	978	*/
983	# if 0	979	# if 0
984	for (i = Color_Black; i <= Color_White; i++)	980	for (i = Color_Black; i <= Color_White; i++)
985	if (PixColors[idx] == PixColors[i])	981	if (pix_colors[idx] == pix_colors[i])
986	break;	982	break;
987	if (i > Color_White)	983	if (i > Color_White)
988	{	984	{
989	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	985	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
990	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	986	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
991	DisplayPlanes (display->display, display->screen));	987	DisplayPlanes (display->display, display->screen));
992	}	988	}
993	# endif	989	# endif
994		990
995	PixColors[idx] = xcol;	991	pix_colors_focused[idx] = xcol;
996	SET_PIXCOLOR (idx);	992	SET_PIXCOLOR (idx);
997		993
998	/* XSetWindowAttributes attr; */	994	/* XSetWindowAttributes attr; */
999	/* Cursor cursor; */	995	/* Cursor cursor; */
1000	Done:	996	done:
1001	if (idx == Color_bg && ! (Options & Opt_transparent))
1002	XSetWindowBackground (display->display, TermWin.vt,
1003	PixColors[Color_bg]);
1004		997
		998	#if OFF_FOCUS_FADING
		999	if (rs[Rs_fade])
		1000	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1001	#endif
		1002
1005	/* handle Color_BD, scrollbar background, etc. */	1003	/*TODO: handle Color_BD, scrollbar background, etc. */
1006		1004
1007	set_colorfgbg ();
1008	recolour_cursor ();	1005	recolour_cursor ();
1009	scr_touch (true);	1006	scr_recolour ();
1010	}	1007	}
1011		1008
1012	#else	1009	#else
1013	# define set_window_color (idx,color) ((void)0)	1010	# define set_window_color (idx,color) ((void)0)
1014	#endif /* XTERM_COLOR_CHANGE */	1011	#endif /* XTERM_COLOR_CHANGE */
…		…
1016	void	1013	void
1017	rxvt_term::recolour_cursor ()	1014	rxvt_term::recolour_cursor ()
1018	{	1015	{
1019	XColor xcol[2];	1016	XColor xcol[2];
1020		1017
1021	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];	1018	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1022	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];	1019	? pix_colors_focused[Color_pointer_fg]
		1020	: pix_colors_focused[Color_fg];
		1021	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1022	? pix_colors_focused[Color_pointer_bg]
		1023	: pix_colors_focused[Color_bg];
		1024
1023	XQueryColors (display->display, XCMAP, xcol, 2);	1025	XQueryColors (display->display, display->cmap, xcol, 2);
1024	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	1026	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1025	}	1027	}
1026		1028
1027	/*----------------------------------------------------------------------*/	1029	/*----------------------------------------------------------------------*/
1028	/*	1030	/*
1029	* find if fg/bg matches any of the normal (low-intensity) colors	1031	* find if fg/bg matches any of the normal (low-intensity) colors
1030	*/	1032	*/
1031	void	1033	void
1032	rxvt_term::set_colorfgbg ()	1034	rxvt_term::set_colorfgbg ()
1033	{	1035	{
1034	unsigned int i;	1036	unsigned int i;
1035	const char *xpmb = "\0";	1037	const char *xpmb = "\0";
1036	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1038	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1037		1039
1038	env_colorfgbg =
1039	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1040	STRCPY (fstr, "default");	1041	strcpy (fstr, "default");
1041	STRCPY (bstr, "default");	1042	strcpy (bstr, "default");
1042	for (i = Color_Black; i <= Color_White; i++)	1043	for (i = Color_Black; i <= Color_White; i++)
1043	if (PixColors[Color_fg] == PixColors[i])	1044	if (pix_colors[Color_fg] == pix_colors[i])
1044	{	1045	{
1045	sprintf (fstr, "%d", (i - Color_Black));	1046	sprintf (fstr, "%d", (i - Color_Black));
1046	break;	1047	break;
1047	}	1048	}
		1049
1048	for (i = Color_Black; i <= Color_White; i++)	1050	for (i = Color_Black; i <= Color_White; i++)
1049	if (PixColors[Color_bg] == PixColors[i])	1051	if (pix_colors[Color_bg] == pix_colors[i])
1050	{	1052	{
1051	sprintf (bstr, "%d", (i - Color_Black));	1053	sprintf (bstr, "%d", (i - Color_Black));
1052	#ifdef XPM_BACKGROUND	1054	#ifdef XPM_BACKGROUND
1053	xpmb = "default;";	1055	xpmb = "default;";
1054	#endif	1056	#endif
1055	break;	1057	break;
1056	}	1058	}
1057		1059
1058	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1060	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1059
1060	#ifndef NO_BRIGHTCOLOR
1061	colorfgbg = DEFAULT_RSTYLE;
1062	for (i = minCOLOR; i <= maxCOLOR; i++)
1063	{
1064	if (PixColors[Color_fg] == PixColors[i])
1065	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1066	if (PixColors[Color_bg] == PixColors[i])
1067	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1068	}
1069	#endif
1070	}	1061	}
1071		1062
1072	/*----------------------------------------------------------------------*/	1063	/*----------------------------------------------------------------------*/
1073	/*
1074	* Colour determination for low colour displays, routine from
1075	* Hans de Goede <hans@highrise.nl>
1076	*/
1077		1064
1078	int	1065	int
1079	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1066	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1080	{	1067	{
1081	if (!screen_in_out->set (display, colour))	1068	if (!screen_in_out->set (display, colour))
…		…
1089		1076
1090	/* -------------------------------------------------------------------- *	1077	/* -------------------------------------------------------------------- *
1091	* - WINDOW RESIZING - *	1078	* - WINDOW RESIZING - *
1092	* -------------------------------------------------------------------- */	1079	* -------------------------------------------------------------------- */
1093	void	1080	void
1094	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1081	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1095	{	1082	{
1096	int fix_screen;	1083	int fix_screen;
1097
1098	#ifdef SMART_RESIZE
1099	int old_width = szHint.width, old_height = szHint.height;	1084	int old_width = szHint.width, old_height = szHint.height;
1100	#endif	1085	dDisp;
1101		1086
1102	window_calc (width, height);	1087	window_calc (newwidth, newheight);
1103	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1088	XSetWMNormalHints (disp, parent[0], &szHint);
1104		1089
1105	if (!ignoreparent)	1090	if (!ignoreparent)
1106	{	1091	{
1107	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
1108	/*	1093	/*
…		…
1112	int x, y, x1, y1;	1097	int x, y, x1, y1;
1113	int dx, dy;	1098	int dx, dy;
1114	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1115	Window unused_cr;	1100	Window unused_cr;
1116		1101
1117	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1102	XTranslateCoordinates (disp, parent[0], display->root,
1118	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
1119	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1120	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1121	/*	1106	/*
1122	* if display->root isn't the parent window, a WM will probably have offset	1107	* if display->root isn't the parent window, a WM will probably have offset
1123	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
1124	*/	1109	*/
…		…
1126	{	1111	{
1127	x -= x1;	1112	x -= x1;
1128	y -= y1;	1113	y -= y1;
1129	}	1114	}
1130		1115
1131	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1116	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1132	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1117	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1133	dx = old_width - szHint.width;	1118	dx = old_width - szHint.width;
1134	dy = old_height - szHint.height;	1119	dy = old_height - szHint.height;
1135		1120
1136	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
1137	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
…		…
1141	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
1142	dy = 0;	1127	dy = 0;
1143	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
1144	dy /= 2;	1129	dy /= 2;
1145		1130
1146	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1147	szHint.width, szHint.height);	1132	szHint.width, szHint.height);
1148	#else	1133	#else
1149	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1134	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1150	#endif	1135	#endif
1151	}	1136	}
1152		1137
1153	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1154		1139
1155	if (fix_screen || width != old_width || height != old_height)	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
1156	{	1141	{
1157	if (scrollbar_visible ())	1142	if (scrollBar.state)
1158	{	1143	{
1159	XMoveResizeWindow (display->display, scrollBar.win,	1144	XMoveResizeWindow (disp, scrollBar.win,
1160	window_sb_x, 0,	1145	window_sb_x, 0,
1161	scrollbar_TotalWidth (), szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
1162	resize_scrollbar ();	1147	resize_scrollbar ();
1163	}	1148	}
1164		1149
1165	if (menubar_visible ())
1166	XMoveResizeWindow (display->display, menuBar.win,
1167	window_vt_x, 0,
1168	TermWin_TotalWidth (), menuBar_TotalHeight ());
1169
1170	XMoveResizeWindow (display->display, TermWin.vt,	1150	XMoveResizeWindow (disp, vt,
1171	window_vt_x, window_vt_y,	1151	window_vt_x, window_vt_y,
1172	TermWin_TotalWidth (), TermWin_TotalHeight ());	1152	width, height);
		1153
1173	scr_clear ();	1154	scr_clear ();
1174	#ifdef XPM_BACKGROUND	1155	#ifdef XPM_BACKGROUND
1175	resize_pixmap ();	1156	resize_pixmap ();
1176	#endif	1157	#endif
1177	}	1158	}
…		…
1182	int old_ncol = prev_ncol;	1163	int old_ncol = prev_ncol;
1183		1164
1184	/* scr_reset only works on the primary screen */	1165	/* scr_reset only works on the primary screen */
1185	if (old_height) /* this is not the first time through */	1166	if (old_height) /* this is not the first time through */
1186	{	1167	{
1187	unsigned int ncol = TermWin.ncol;	1168	unsigned int ocol = ncol;
1188	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1169	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1189	curr_screen = scr_change_screen (PRIMARY);	1170	curr_screen = scr_change_screen (PRIMARY);
1190	TermWin.ncol = ncol;	1171	ncol = ocol;
1191	}	1172	}
1192		1173
1193	scr_reset ();	1174	scr_reset ();
1194		1175
1195	if (curr_screen >= 0) /* this is not the first time through */	1176	if (curr_screen >= 0) /* this is not the first time through */
1196	{	1177	{
1197	scr_change_screen (curr_screen);	1178	scr_change_screen (curr_screen);
1198	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1179	selection_check (old_ncol != ncol ? 4 : 0);
1199	}	1180	}
1200	}	1181	}
1201		1182
1202	old_width = szHint.width;	1183	old_width = szHint.width;
1203	old_height = szHint.height;	1184	old_height = szHint.height;
		1185
		1186	#ifdef XPM_BACKGROUND
		1187	if (pixmap)
		1188	scr_touch (false);
		1189	#endif
1204		1190
1205	#ifdef USE_XIM	1191	#ifdef USE_XIM
1206	IMSetStatusPosition ();	1192	IMSetStatusPosition ();
1207	#endif	1193	#endif
1208	}	1194	}
…		…
1210	/*	1196	/*
1211	* Set the width/height of the vt window in characters. Units are pixels.	1197	* Set the width/height of the vt window in characters. Units are pixels.
1212	* good for toggling 80/132 columns	1198	* good for toggling 80/132 columns
1213	*/	1199	*/
1214	void	1200	void
1215	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1201	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1216	{	1202	{
1217	XWindowAttributes wattr;	1203	XWindowAttributes wattr;
1218		1204
1219	if (width == 0 || height == 0)	1205	if (newwidth == 0 || newheight == 0)
1220	{	1206	{
1221	XGetWindowAttributes (display->display, display->root, &wattr);	1207	XGetWindowAttributes (display->display, display->root, &wattr);
		1208
1222	if (width == 0)	1209	if (newwidth == 0)
1223	width = wattr.width - szHint.base_width;	1210	newwidth = wattr.width - szHint.base_width;
1224	if (height == 0)	1211	if (newheight == 0)
1225	height = wattr.height - szHint.base_height;	1212	newheight = wattr.height - szHint.base_height;
1226	}
1227	if (width != TermWin.width || height != TermWin.height)
1228	{	1213	}
		1214
		1215	if (newwidth != width || newheight != height)
		1216	{
1229	width += szHint.base_width;	1217	newwidth += szHint.base_width;
1230	height += szHint.base_height;	1218	newheight += szHint.base_height;
1231	resize_all_windows (width, height, 0);	1219	resize_all_windows (newwidth, newheight, 0);
1232	}	1220	}
1233	}	1221	}
1234		1222
1235	/* -------------------------------------------------------------------- *	1223	/* -------------------------------------------------------------------- *
1236	* - X INPUT METHOD ROUTINES - *	1224	* - X INPUT METHOD ROUTINES - *
1237	* -------------------------------------------------------------------- */	1225	* -------------------------------------------------------------------- */
1238	#ifdef USE_XIM	1226	#ifdef USE_XIM
1239		1227
1240	void	1228	void
		1229	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1230	{
		1231	fg = pix_colors[Color_fg];
		1232	bg = pix_colors[Color_bg];
		1233	}
		1234
		1235	void
1241	rxvt_term::im_set_size (XRectangle *size)	1236	rxvt_term::im_set_size (XRectangle &size)
1242	{	1237	{
1243	size->x = TermWin.int_bwidth;	1238	// the int_bwidth terms make no sense to me
1244	size->y = TermWin.int_bwidth;	1239	size.x = int_bwidth;
1245	size->width = Width2Pixel (TermWin.ncol);	1240	size.y = int_bwidth;
1246	size->height = Height2Pixel (TermWin.nrow);	1241	size.width = Width2Pixel (ncol) + int_bwidth;
		1242	size.height = Height2Pixel (nrow) + int_bwidth;
1247	}	1243	}
1248		1244
1249	void	1245	void
1250	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1246	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1247	XRectangle &status_rect,
		1248	const XRectangle &needed_rect)
1251	{	1249	{
1252	*fg = PixColors[Color_fg];	1250	preedit_rect.x = needed_rect.width;
1253	*bg = PixColors[Color_bg];	1251	preedit_rect.y = 0;
		1252	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1253	preedit_rect.height = fheight;
		1254
		1255	status_rect.x = 0;
		1256	status_rect.y = 0;
		1257	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1258	status_rect.height = fheight;
1254	}	1259	}
1255		1260
1256	/* Checking whether input method is running. */	1261	/* Checking whether input method is running. */
1257	bool	1262	bool
1258	rxvt_term::IMisRunning ()	1263	rxvt_term::IMisRunning ()
1259	{	1264	{
1260	char *p;	1265	char *p;
1261	Atom atom;	1266	Atom atom;
1262	Window win;	1267	Window win;
1263	char server[IMBUFSIZ];	1268	char server[IMBUFSIZ];
1264		1269
1265	/* get current locale modifier */	1270	/* get current locale modifier */
1266	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1271	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1267	{	1272	{
1268	STRCPY (server, "@server=");	1273	strcpy (server, "@server=");
1269	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1274	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1275
1270	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1276	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1271	*p = '\0';	1277	*p = '\0';
1272		1278
1273	atom = XInternAtom (display->display, server, False);	1279	atom = XInternAtom (display->display, server, False);
1274	win = XGetSelectionOwner (display->display, atom);	1280	win = XGetSelectionOwner (display->display, atom);
		1281
1275	if (win != None)	1282	if (win != None)
1276	return True;	1283	return True;
1277	}	1284	}
		1285
1278	return False;	1286	return False;
1279	}	1287	}
1280		1288
1281	void	1289	void
1282	rxvt_term::IMSendSpot ()	1290	rxvt_term::IMSendSpot ()
1283	{	1291	{
1284	XPoint spot;	1292	XPoint nspot;
1285	XVaNestedList preedit_attr;	1293	XVaNestedList preedit_attr;
1286		1294
1287	if (Input_Context == NULL	1295	if (!Input_Context
		1296	|| !focus
1288	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1297	|| !(input_style & XIMPreeditPosition))
1289	|| ! (event_type == KeyPress
1290	|| event_type == Expose
1291	|| event_type == NoExpose
1292	|| event_type == SelectionNotify
1293	|| event_type == ButtonRelease || event_type == FocusIn)
1294	|| !IMisRunning ())
1295	return;	1298	return;
1296		1299
1297	im_set_position (&spot);	1300	im_set_position (nspot);
		1301
		1302	if (nspot.x == spot.x && nspot.y == spot.y)
		1303	return;
		1304
		1305	spot = nspot;
1298		1306
1299	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1307	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1300	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1308	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1301	XFree (preedit_attr);	1309	XFree (preedit_attr);
1302	}	1310	}
1303		1311
1304	void	1312	void
1305	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1306	XRectangle * needed_rect)
1307	{
1308	int mbh, vtx = 0;
1309
1310	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1311	vtx = scrollbar_TotalWidth ();
1312
1313	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1314	mbh -= TermWin.lineSpace;
1315
1316	preedit_rect->x = needed_rect->width + vtx;
1317	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1318
1319	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1320	preedit_rect->height = Height2Pixel (1);
1321
1322	status_rect->x = vtx;
1323	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1324
1325	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1326	status_rect->height = Height2Pixel (1);
1327	}
1328
1329	void
1330	rxvt_term::im_destroy ()	1313	rxvt_term::im_destroy ()
1331	{	1314	{
1332	if (Input_Context)
1333	{
1334	XDestroyIC (Input_Context);
1335	Input_Context = NULL;
1336	}
1337
1338	if (input_method)	1315	if (input_method)
1339	{	1316	{
		1317	if (Input_Context && input_method->xim)
		1318	XDestroyIC (Input_Context);
		1319
1340	display->put_xim (input_method);	1320	display->put_xim (input_method);
1341	input_method = 0;	1321	input_method = 0;
1342	}	1322	}
		1323
		1324	Input_Context = 0;
1343	}	1325	}
1344		1326
1345	/*	1327	/*
1346	* Try to open a XIM with the current modifiers, then see if we can	1328	* Try to open a XIM with the current modifiers, then see if we can
1347	* open a suitable preedit type	1329	* open a suitable preedit type
1348	*/	1330	*/
1349	bool	1331	bool
1350	rxvt_term::IM_get_IC (const char *modifiers)	1332	rxvt_term::IM_get_IC (const char *modifiers)
1351	{	1333	{
1352	int i, j, found;	1334	int i, j, found;
1353	XIM xim;	1335	XIM xim;
1354	XPoint spot;	1336	XPoint spot;
1355	XRectangle rect, status_rect, needed_rect;	1337	XRectangle rect, status_rect, needed_rect;
1356	unsigned long fg, bg;	1338	unsigned long fg, bg;
1357	const char *p;	1339	const char *p;
1358	char **s;	1340	char **s;
1359	XIMStyles *xim_styles;	1341	XIMStyles *xim_styles;
1360	XVaNestedList preedit_attr, status_attr;	1342
		1343	set_environ (envv);
1361		1344
1362	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1345	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1363	return false;	1346	return false;
1364		1347
1365	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1348	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1366	input_method = display->get_xim (locale, modifiers);	1349	input_method = display->get_xim (locale, modifiers);
1367	if (input_method == NULL)	1350	if (input_method == NULL)
1368	return false;	1351	return false;
1369		1352
1370	xim = input_method->xim;	1353	xim = input_method->xim;
		1354	spot.x = spot.y = -1;
1371		1355
1372	xim_styles = NULL;	1356	xim_styles = NULL;
1373	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1357	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1374	|| !xim_styles || !xim_styles->count_styles)	1358	|| !xim_styles || !xim_styles->count_styles)
1375	{	1359	{
1376	display->put_xim (input_method);	1360	im_destroy ();
1377	return false;	1361	return false;
1378	}	1362	}
1379		1363
1380	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1364	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1365
		1366	for (int pi = 0; pi < 2; pi++)
		1367	{
		1368	p = pet[pi];
		1369
		1370	if (!p)
		1371	continue;
		1372
1381	s = rxvt_splitcommastring (p);	1373	s = rxvt_splitcommastring (p);
		1374
1382	for (i = found = 0; !found && s[i]; i++)	1375	for (i = found = 0; !found && s[i]; i++)
1383	{	1376	{
1384	if (!STRCMP (s[i], "OverTheSpot"))	1377	if (!strcmp (s[i], "OverTheSpot"))
1385	input_style = (XIMPreeditPosition | XIMStatusNothing);	1378	input_style = (XIMPreeditPosition | XIMStatusNothing);
1386	else if (!STRCMP (s[i], "OffTheSpot"))	1379	else if (!strcmp (s[i], "OffTheSpot"))
1387	input_style = (XIMPreeditArea | XIMStatusArea);	1380	input_style = (XIMPreeditArea | XIMStatusArea);
1388	else if (!STRCMP (s[i], "Root"))	1381	else if (!strcmp (s[i], "Root"))
1389	input_style = (XIMPreeditNothing | XIMStatusNothing);	1382	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1383	else if (!strcmp (s[i], "None"))
		1384	input_style = (XIMPreeditNone | XIMStatusNone);
1390		1385
1391	for (j = 0; j < xim_styles->count_styles; j++)	1386	for (j = 0; j < xim_styles->count_styles; j++)
1392	if (input_style == xim_styles->supported_styles[j])	1387	if (input_style == xim_styles->supported_styles[j])
1393	{	1388	{
		1389	rxvt_freecommastring (s);
		1390
1394	found = 1;	1391	found = 1;
1395	break;	1392	goto foundpet;
		1393	}
		1394
1396	}	1395	}
1397	}
1398		1396
1399	for (i = 0; s[i]; i++)	1397	rxvt_freecommastring (s);
1400	free (s[i]);	1398	}
1401		1399
1402	free (s);	1400	foundpet:
		1401
1403	XFree (xim_styles);	1402	XFree (xim_styles);
1404		1403
1405	if (!found)	1404	if (!found)
1406	{	1405	{
1407	display->put_xim (input_method);	1406	im_destroy ();
1408	return false;	1407	return false;
1409	}	1408	}
1410		1409
1411	preedit_attr = status_attr = NULL;	1410	XFontSet fs = 0;
		1411	XVaNestedList preedit_attr = 0, status_attr = 0;
		1412
		1413	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1414	{
		1415	// fake us a font-set, please
		1416	char **missing_charset_list;
		1417	int missing_charset_count;
		1418	char *def_string;
		1419	char pat[512];
		1420
		1421	sprintf (pat,
		1422	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1423	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1424	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1425	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1426	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1427	"*",
		1428	fheight,
		1429	fheight + 1, fheight - 1,
		1430	fheight - 2, fheight + 2);
		1431
		1432	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1433	&missing_charset_list, &missing_charset_count, &def_string);
		1434
		1435	if (missing_charset_list)
		1436	XFreeStringList (missing_charset_list);
		1437
		1438	if (!fs)
		1439	{
		1440	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1441	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1442	}
		1443	}
1412		1444
1413	if (input_style & XIMPreeditPosition)	1445	if (input_style & XIMPreeditPosition)
1414	{	1446	{
1415	im_set_size (&rect);	1447	im_set_size (rect);
1416	im_set_position (&spot);	1448	im_set_position (spot);
1417	im_set_color (&fg, &bg);	1449	im_set_color (fg, bg);
1418		1450
1419	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1451	preedit_attr = XVaCreateNestedList (0,
		1452	XNForeground, fg,
		1453	XNBackground, bg,
		1454	XNArea, &rect,
1420	XNSpotLocation, &spot,	1455	XNSpotLocation, &spot,
1421	XNForeground, fg, XNBackground, bg,
1422	//XNFontSet, TermWin.fontset,	1456	XNFontSet, fs,
1423	NULL);	1457	NULL);
1424	}	1458	}
1425	else if (input_style & XIMPreeditArea)	1459	else if (input_style & XIMPreeditArea)
1426	{	1460	{
1427	im_set_color (&fg, &bg);	1461	im_set_color (fg, bg);
1428		1462
1429	/*	1463	/*
1430	* The necessary width of preedit area is unknown	1464	* The necessary width of preedit area is unknown
1431	* until create input context.	1465	* until create input context.
1432	*/	1466	*/
1433	needed_rect.width = 0;	1467	needed_rect.width = 0;
1434
1435	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1468	im_set_preedit_area (rect, status_rect, needed_rect);
1436		1469
1437	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1470	preedit_attr = XVaCreateNestedList (0,
		1471	XNForeground, fg,
1438	XNForeground, fg, XNBackground, bg,	1472	XNBackground, bg,
		1473	XNArea, &rect,
		1474	XNFontSet, fs,
		1475	NULL);
		1476	status_attr = XVaCreateNestedList (0,
		1477	XNForeground, fg,
		1478	XNBackground, bg,
		1479	XNArea, &status_rect,
1439	//XNFontSet, TermWin.fontset,	1480	XNFontSet, fs,
1440	NULL);	1481	NULL);
1441	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1442	XNForeground, fg, XNBackground, bg,
1443	//XNFontSet, TermWin.fontset,
1444	NULL);
1445	}	1482	}
1446		1483
1447	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1484	Input_Context = XCreateIC (xim,
		1485	XNInputStyle, input_style,
1448	XNClientWindow, TermWin.parent[0],	1486	XNClientWindow, vt,
1449	XNFocusWindow, TermWin.parent[0],	1487	XNFocusWindow, parent[0],
1450	preedit_attr ? XNPreeditAttributes : NULL,	1488	preedit_attr ? XNPreeditAttributes : NULL,
1451	preedit_attr,	1489	preedit_attr,
1452	status_attr ? XNStatusAttributes : NULL,	1490	status_attr ? XNStatusAttributes : NULL,
1453	status_attr, NULL);	1491	status_attr, NULL);
		1492
1454	if (preedit_attr) XFree (preedit_attr);	1493	if (preedit_attr) XFree (preedit_attr);
1455	if (status_attr) XFree (status_attr);	1494	if (status_attr) XFree (status_attr);
		1495	if (fs) XFreeFontSet (display->display, fs);
1456		1496
1457	if (Input_Context == NULL)	1497	if (Input_Context == NULL)
1458	{	1498	{
1459	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1499	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1460	display->put_xim (input_method);	1500	im_destroy ();
1461	return false;	1501	return false;
1462	}	1502	}
1463		1503
1464	if (input_style & XIMPreeditArea)	1504	if (input_style & XIMPreeditArea)
1465	IMSetStatusPosition ();	1505	IMSetStatusPosition ();
…		…
1469	}	1509	}
1470		1510
1471	void	1511	void
1472	rxvt_term::im_cb ()	1512	rxvt_term::im_cb ()
1473	{	1513	{
1474	int i, found, had_im;	1514	int i;
1475	const char *p;	1515	const char *p;
1476	char **s;	1516	char **s;
1477	char buf[IMBUFSIZ];	1517	char buf[IMBUFSIZ];
1478		1518
		1519	make_current ();
		1520
1479	im_destroy ();	1521	im_destroy ();
1480		1522
1481	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1523	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1482	if (Input_Context)	1524	if (Input_Context)
1483	return;	1525	return;
…		…
1491	if (p && *p)	1533	if (p && *p)
1492	{	1534	{
1493	bool found = false;	1535	bool found = false;
1494		1536
1495	s = rxvt_splitcommastring (p);	1537	s = rxvt_splitcommastring (p);
		1538
1496	for (i = 0; s[i]; i++)	1539	for (i = 0; s[i]; i++)
1497	{	1540	{
1498	if (*s[i])	1541	if (*s[i])
1499	{	1542	{
1500	STRCPY (buf, "@im=");	1543	strcpy (buf, "@im=");
1501	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1544	strncat (buf, s[i], IMBUFSIZ - 5);
1502	if (IM_get_IC (buf))	1545	if (IM_get_IC (buf))
1503	{	1546	{
1504	found = true;	1547	found = true;
1505	break;	1548	break;
1506	}	1549	}
1507	}	1550	}
1508	}	1551	}
1509	for (i = 0; s[i]; i++)	1552
1510	free (s[i]);	1553	rxvt_freecommastring (s);
1511	free (s);
1512		1554
1513	if (found)	1555	if (found)
1514	goto done;	1556	goto done;
1515	}	1557	}
1516		1558
…		…
1530	}	1572	}
1531		1573
1532	void	1574	void
1533	rxvt_term::IMSetStatusPosition ()	1575	rxvt_term::IMSetStatusPosition ()
1534	{	1576	{
1535	XRectangle preedit_rect, status_rect, *needed_rect;	1577	XRectangle preedit_rect, status_rect, *needed_rect;
1536	XVaNestedList preedit_attr, status_attr;	1578	XVaNestedList preedit_attr, status_attr;
1537		1579
1538	if (Input_Context == NULL	1580	if (!Input_Context
		1581	|| !focus
1539	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1582	|| !(input_style & XIMPreeditArea)
1540	|| !IMisRunning ())	1583	|| !IMisRunning ())
1541	return;	1584	return;
1542		1585
1543	/* Getting the necessary width of preedit area */	1586	/* Getting the necessary width of preedit area */
1544	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1587	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1545	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1588	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1546	XFree (status_attr);	1589	XFree (status_attr);
1547		1590
1548	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1591	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1592	XFree (needed_rect);
1549		1593
1550	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1594	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1551	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1595	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1552		1596
1553	XSetICValues (Input_Context,	1597	XSetICValues (Input_Context,
1554	XNPreeditAttributes, preedit_attr,	1598	XNPreeditAttributes, preedit_attr,
1555	XNStatusAttributes, status_attr, NULL);	1599	XNStatusAttributes, status_attr, NULL);
1556		1600
1557	XFree (preedit_attr);	1601	XFree (preedit_attr);
1558	XFree (status_attr);	1602	XFree (status_attr);
1559	}	1603	}
1560	#endif /* USE_XIM */	1604	#endif /* USE_XIM */

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