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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.76 by root, Wed Aug 4 03:29:28 2004 UTC vs.
Revision 1.187 by root, Tue Jan 17 16:22:41 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),
176	flush_ev (this, &rxvt_term::flush_cb),	175	flush_ev (this, &rxvt_term::flush_cb),
177	destroy_ev (this, &rxvt_term::destroy_cb),	176	destroy_ev (this, &rxvt_term::destroy_cb),
178	pty_ev (this, &rxvt_term::pty_cb),	177	pty_ev (this, &rxvt_term::pty_cb),
179	incr_ev (this, &rxvt_term::incr_cb)	178	incr_ev (this, &rxvt_term::incr_cb)
180	{	179	{
181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
182		181
183	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;
184	}	200	}
185		201
186	rxvt_term::~rxvt_term ()	202	rxvt_term::~rxvt_term ()
187	{	203	{
		204	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		205
188	termlist.erase (find (termlist.begin (), termlist.end(), this));	206	termlist.erase (find (termlist.begin (), termlist.end(), this));
189		207
190	if (cmd_fd >= 0)	208	emergency_cleanup ();
191	close (cmd_fd);
192		209
193	#ifndef NO_SETOWNER_TTYDEV	210	#if ENABLE_STYLES
194	privileged_ttydev (RESTORE);	211	for (int i = RS_styleCount; --i; )
		212	if (fontset[i] != fontset[0])
		213	delete fontset[i];
195	#endif	214	#endif
196	#ifdef UTMP_SUPPORT
197	privileged_utmp (RESTORE);
198	#endif
199
200	delete TermWin.fontset;	215	delete fontset[0];
201		216
202	if (display)	217	if (display)
203	{	218	{
		219	dDisp;
		220
204	selection_clear ();	221	selection_clear ();
205		222
206	#ifdef MENUBAR	223	#ifdef USE_XIM
207	if (menubarGC) XFreeGC (display->display, menubarGC);	224	im_destroy ();
208	#endif	225	#endif
209	#ifdef XTERM_SCROLLBAR	226	#ifdef XTERM_SCROLLBAR
210	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	227	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
211	if (ShadowGC) XFreeGC (display->display, ShadowGC);	228	if (ShadowGC) XFreeGC (disp, ShadowGC);
212	#endif	229	#endif
213	#ifdef PLAIN_SCROLLBAR	230	#ifdef PLAIN_SCROLLBAR
214	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	231	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
215	#endif	232	#endif
216	#ifdef NEXT_SCROLLBAR	233	#ifdef NEXT_SCROLLBAR
217	if (blackGC) XFreeGC (display->display, blackGC);	234	if (blackGC) XFreeGC (disp, blackGC);
218	if (whiteGC) XFreeGC (display->display, whiteGC);	235	if (whiteGC) XFreeGC (disp, whiteGC);
219	if (grayGC) XFreeGC (display->display, grayGC);	236	if (grayGC) XFreeGC (disp, grayGC);
220	if (darkGC) XFreeGC (display->display, darkGC);	237	if (darkGC) XFreeGC (disp, darkGC);
221	if (stippleGC) XFreeGC (display->display, stippleGC);	238	if (stippleGC) XFreeGC (disp, stippleGC);
222	if (dimple) XFreePixmap (display->display, dimple);	239	if (dimple) XFreePixmap (disp, dimple);
223	if (upArrow) XFreePixmap (display->display, upArrow);	240	if (upArrow) XFreePixmap (disp, upArrow);
224	if (downArrow) XFreePixmap (display->display, downArrow);	241	if (downArrow) XFreePixmap (disp, downArrow);
225	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	242	if (upArrowHi) XFreePixmap (disp, upArrowHi);
226	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	243	if (downArrowHi) XFreePixmap (disp, downArrowHi);
227	#endif	244	#endif
228	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	245	#ifdef RXVT_SCROLLBAR
229	if (topShadowGC) XFreeGC (display->display, topShadowGC);	246	if (topShadowGC) XFreeGC (disp, topShadowGC);
230	if (botShadowGC) XFreeGC (display->display, botShadowGC);	247	if (botShadowGC) XFreeGC (disp, botShadowGC);
231	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	248	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
232	#endif	249	#endif
233	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	250	if (gc) XFreeGC (disp, gc);
234		251
235	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
236	delete menuBar.drawable;	252	delete drawable;
237	//if (menuBar.win)
238	// XDestroyWindow (display->display, menuBar.win);
239	#endif
240	delete TermWin.drawable;
241	// destroy all windows	253	// destroy all windows
242	if (TermWin.parent[0])	254	if (parent[0])
243	XDestroyWindow (display->display, TermWin.parent[0]);	255	XDestroyWindow (disp, parent[0]);
244	}	256	}
245		257
246	// TODO: free pixcolours, colours should become part of rxvt_display	258	// TODO: free pixcolours, colours should become part of rxvt_display
247
248	delete PixColorsFocused;	259	delete pix_colors_focused;
249	#ifdef OFF_FOCUS_FADING	260	#if OFF_FOCUS_FADING
250	delete PixColorsUnFocused;	261	delete pix_colors_unfocused;
251	#endif	262	#endif
252		263
253	displays.put (display);	264	displays.put (display);
254		265
255	scr_release ();	266	scr_release ();
256		267
257	/* clear all resources */	268	/* clear all resources */
258	for (int i = 0; i < allocated.size (); i++)	269	for (int i = 0; i < allocated.size (); i++)
259	free (allocated[i]);	270	free (allocated [i]);
260		271
261	free (selection.text);	272	free (selection.text);
262	// TODO: manage env vars in child only(!)	273	// TODO: manage env vars in child only(!)
263	free (env_windowid);	274	free (env_windowid);
264	free (env_display);	275	free (env_display);
265	free (env_term);	276	free (env_term);
266	free (env_colorfgbg);	277	free (env_colorfgbg);
267	free (locale);	278	free (locale);
268	#if 0	279	free (v_buffer);
269	free (codeset);	280	free (incr_buf);
270	#endif
271		281
272	delete envv;	282	delete envv;
273	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 ();
274	}	297	}
275		298
276	void	299	void
277	rxvt_term::destroy ()	300	rxvt_term::destroy ()
278	{	301	{
		302	if (destroy_ev.active)
		303	return;
		304
		305	#if ENABLE_OVERLAY
		306	scr_overlay_off ();
		307	#endif
		308
279	if (display)	309	if (display)
280	{	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
281	rootwin_ev.stop (display);	318	rootwin_ev.stop (display);
		319	#endif
		320	incr_ev.stop ();
282	termwin_ev.stop (display);	321	termwin_ev.stop (display);
283	vt_ev.stop (display);	322	vt_ev.stop (display);
284	#ifdef USE_XIM
285	im_destroy ();
286	im_ev.stop (display);
287	#endif
288	#ifdef HAVE_SCROLLBARS
289	scrollbar_ev.stop (display);
290	#endif
291	#ifdef MENUBAR
292	menubar_ev.stop (display);
293	#endif
294	}	323	}
295		324
296	check_ev.stop ();	325	check_ev.stop ();
297	pty_ev.stop ();	326	pty_ev.stop ();
298	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
…		…
315	}	344	}
316		345
317	void	346	void
318	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (time_watcher &w)
319	{	348	{
320	SET_R (this);	349	make_current ();
321		350
322	delete this;	351	delete this;
323	}
324
325	/*----------------------------------------------------------------------*/
326	/* rxvt_init () */
327	bool
328	rxvt_term::init (int argc, const char *const *argv)
329	{
330	SET_R (this);
331
332	if (!init_vars ())
333	return false;
334
335	/*
336	* Save and then give up any super-user privileges
337	* If we need privileges in any area then we must specifically request it.
338	* We should only need to be root in these cases:
339	* 1. write utmp entries on some systems
340	* 2. chown tty on some systems
341	*/
342	privileges (SAVE);
343	privileges (IGNORE);
344
345	init_secondary ();
346
347	const char **cmd_argv = init_resources (argc, argv);
348
349	set_locale ("");
350
351	#if MENUBAR_MAX
352	menubar_read (rs[Rs_menu]);
353	#endif
354	#ifdef HAVE_SCROLLBARS
355	if (Options & Opt_scrollBar)
356	scrollBar.setIdle (); /* set existence for size calculations */
357	#endif
358
359	create_windows (argc, argv);
360
361	init_xlocale ();
362
363	scr_reset (); /* initialize screen */
364
365	#if 0
366	XSynchronize (display->display, True);
367	#endif
368
369	#ifdef HAVE_SCROLLBARS
370	if (Options & Opt_scrollBar)
371	resize_scrollbar (); /* create and map scrollbar */
372	#endif
373	#if (MENUBAR_MAX)
374	if (menubar_visible ())
375	XMapWindow (display->display, menuBar.win);
376	#endif
377	#ifdef TRANSPARENT
378	if (Options & Opt_transparent)
379	{
380	XSelectInput (display->display, display->root, PropertyChangeMask);
381	check_our_parents ();
382	}
383	#endif
384
385	rootwin_ev.start (display, display->root);
386
387	XMapWindow (display->display, TermWin.vt);
388	XMapWindow (display->display, TermWin.parent[0]);
389
390	init_command (cmd_argv);
391
392	pty_ev.start (cmd_fd, EVENT_READ);
393
394	check_ev.start ();
395
396	return true;
397	}
398
399	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
400
401	void
402	rxvt_init_signals ()
403	{
404	/* install exit handler for cleanup */
405	#if 0
406	#ifdef HAVE_ATEXIT
407	atexit (rxvt_clean_exit);
408	#else
409	#endif
410	#endif
411
412	struct sigaction sa;
413
414	sigfillset (&sa.sa_mask);
415	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
416	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
417	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
420	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
421	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
422
423	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
424	/* signal (SIGURG, SIG_DFL); */
425
426	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
427	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
428	}
429
430	/* ------------------------------------------------------------------------- *
431	* SIGNAL HANDLING & EXIT HANDLER *
432	* ------------------------------------------------------------------------- */
433	/*
434	* Catch a SIGCHLD signal and exit if the direct child has died
435	*/
436
437	void rxvt_term::child_exited (int pid)
438	{
439	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
440	if (pid == (*t)->cmd_pid)
441	{
442	(*t)->destroy ();
443	break;
444	}
445	}
446
447	/* ARGSUSED */
448	/* EXTPROTO */
449	RETSIGTYPE
450	rxvt_Child_signal (int sig __attribute__ ((unused)))
451	{
452	int pid, save_errno = errno;
453
454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
455	rxvt_term::child_exited (pid);
456
457	errno = save_errno;
458	}
459
460	/*
461	* Catch a fatal signal and tidy up before quitting
462	*/
463	/* EXTPROTO */
464	RETSIGTYPE
465	rxvt_Exit_signal (int sig)
466	{
467	signal (sig, SIG_DFL);
468	#ifdef DEBUG_CMD
469	rxvt_warn ("caught signal %d, exiting.\n", sig);
470	#endif
471	rxvt_clean_exit ();
472	kill (getpid (), sig);
473	}
474
475	/* INTPROTO */
476	int
477	rxvt_xerror_handler (Display *display, XErrorEvent *event)
478	{
479	if (GET_R->allowedxerror == -1)
480	GET_R->allowedxerror = event->error_code;
481	else
482	{
483	old_xerror_handler (display, event);
484	GET_R->destroy ();
485	}
486
487	return 0;
488	}	352	}
489		353
490	/*----------------------------------------------------------------------*/	354	/*----------------------------------------------------------------------*/
491	/*	355	/*
492	* Exit gracefully, clearing the utmp entry and restoring tty attributes	356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
493	* 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
494	*/	358	*/
495	/* 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	*/
496	void	549	void
497	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 ()
498	{	572	{
499	// TODO: rxvtd should clean up all ressources	573	uid_t uid = getuid ();
500	if (GET_R)	574	gid_t gid = getgid ();
501	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 ();
502	}	622	}
503		623
504	/* ------------------------------------------------------------------------- *	624	/* ------------------------------------------------------------------------- *
505	* MEMORY ALLOCATION WRAPPERS *	625	* MEMORY ALLOCATION WRAPPERS *
506	* ------------------------------------------------------------------------- */	626	* ------------------------------------------------------------------------- */
507	/* EXTPROTO */	627	void *
508	void *
509	rxvt_malloc (size_t size)	628	rxvt_malloc (size_t size)
510	{	629	{
511	void *p;
512
513	p = malloc (size);	630	void *p = malloc (size);
		631
514	if (p)	632	if (!p)
		633	rxvt_fatal ("memory allocation failure. aborting.\n");
		634
515	return p;	635	return p;
516
517	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
518	rxvt_clean_exit ();
519	exit (EXIT_FAILURE);
520	/* NOTREACHED */
521	}	636	}
522		637
523	/* EXTPROTO */	638	void *
524	void *
525	rxvt_calloc (size_t number, size_t size)	639	rxvt_calloc (size_t number, size_t size)
526	{	640	{
527	void *p;
528
529	p = calloc (number, size);	641	void *p = calloc (number, size);
		642
530	if (p)	643	if (!p)
		644	rxvt_fatal ("memory allocation failure. aborting.\n");
		645
531	return p;	646	return p;
532
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534	rxvt_clean_exit ();
535	exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}	647	}
538		648
539	/* EXTPROTO */
540	void *	649	void *
541	rxvt_realloc (void *ptr, size_t size)	650	rxvt_realloc (void *ptr, size_t size)
542	{	651	{
543	void *p;
544
545	if (ptr)
546	p = realloc (ptr, size);	652	void *p = realloc (ptr, size);
547	else	653
548	p = malloc (size);
549	if (p)	654	if (!p)
		655	rxvt_fatal ("memory allocation failure. aborting.\n");
		656
550	return p;	657	return p;
551
552	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
553	rxvt_clean_exit ();
554	exit (EXIT_FAILURE);
555	/* NOTREACHED */
556	}	658	}
557
558	/* ------------------------------------------------------------------------- *
559	* PRIVILEGED OPERATIONS *
560	* ------------------------------------------------------------------------- */
561	/* take care of suid/sgid super-user (root) privileges */
562	void
563	rxvt_term::privileges (int mode)
564	{
565	#if ! defined(__CYGWIN32__)
566	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
567	/* setreuid () is the poor man's setuid (), seteuid () */
568	# define seteuid(a) setreuid(-1, (a))
569	# define setegid(a) setregid(-1, (a))
570	# define HAVE_SETEUID
571	# endif
572	# ifdef HAVE_SETEUID
573	switch (mode)
574	{
575	case IGNORE:
576	/*
577	* change effective uid/gid - not real uid/gid - so we can switch
578	* back to root later, as required
579	*/
580	seteuid (getuid ());
581	setegid (getgid ());
582	break;
583	case SAVE:
584	euid = geteuid ();
585	egid = getegid ();
586	break;
587	case RESTORE:
588	seteuid (euid);
589	setegid (egid);
590	break;
591	}
592	# else
593	switch (mode)
594	{
595	case IGNORE:
596	setuid (getuid ());
597	setgid (getgid ());
598	/* FALLTHROUGH */
599	case SAVE:
600	/* FALLTHROUGH */
601	case RESTORE:
602	break;
603	}
604	# endif
605	#endif
606	}
607
608	#ifdef UTMP_SUPPORT
609	void
610	rxvt_term::privileged_utmp (char action)
611	{
612	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
613	action, next_utmp_action, getpid ()));
614	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
615	|| (Options & Opt_utmpInhibit)
616	|| ttydev == NULL || *ttydev == '\0')
617	return;
618
619	privileges (RESTORE);
620	if (action == SAVE)
621	{
622	next_utmp_action = RESTORE;
623	makeutent (ttydev, rs[Rs_display_name]);
624	}
625	else
626	{ /* action == RESTORE */
627	next_utmp_action = IGNORE;
628	cleanutent ();
629	}
630	privileges (IGNORE);
631	}
632	#endif
633
634	#ifndef NO_SETOWNER_TTYDEV
635	void
636	rxvt_term::privileged_ttydev (char action)
637	{
638	D_MAIN ((stderr,
639	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
640	action, next_tty_action, getpid ()));
641	if (next_tty_action != action || (action != SAVE && action != RESTORE)
642	|| ttydev == NULL || *ttydev == '\0')
643	return;
644
645	privileges (RESTORE);
646
647	if (action == SAVE)
648	{
649	next_tty_action = RESTORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
652	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
653	next_tty_action = IGNORE;
654	else
655	# endif
656
657	{
658	chown (ttydev, getuid (), ttygid); /* fail silently */
659	chmod (ttydev, ttymode);
660	# ifdef HAVE_REVOKE
661	revoke (ttydev);
662	# endif
663
664	}
665	}
666	else
667	{ /* action == RESTORE */
668	next_tty_action = IGNORE;
669	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
670	chmod (ttydev, ttyfd_stat.st_mode);
671	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
672	# else
673	chmod (ttydev,
674	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
675	chown (ttydev, 0, 0);
676	# endif
677
678	}
679
680	privileges (IGNORE);
681
682	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
683	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
684	action == RESTORE ? "Restoring" : (action ==
685	SAVE ? "Saving" :
686	"UNKNOWN ERROR for"), ttydev,
687	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
688	ttyfd_stat.st_gid));
689	# endif
690	}
691	#endif
692		659
693	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
694	/*	661	/*
695	* window size/position calculcations for XSizeHint and other storage.	662	* window size/position calculcations for XSizeHint and other storage.
696	* if width/height are non-zero then override calculated width/height	663	* if width/height are non-zero then override calculated width/height
697	*/	664	*/
698	void	665	void
699	rxvt_term::window_calc (unsigned int width, unsigned int height)	666	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
700	{	667	{
701	short recalc_x, recalc_y;	668	short recalc_x, recalc_y;
702	int x, y, sb_w, mb_h, flags;	669	int x, y, sb_w, flags;
703	unsigned int w, h;	670	unsigned int w, h;
704	unsigned int max_width, max_height;	671	unsigned int max_width, max_height;
		672	dDisp;
705		673
706	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",
707	TermWin.ncol, TermWin.nrow, szHint.width,	675	ncol, nrow, szHint.width, szHint.height));
708	szHint.height));	676
709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	677	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
710	szHint.win_gravity = NorthWestGravity;	678	szHint.win_gravity = NorthWestGravity;
711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	679	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
712		680
713	recalc_x = recalc_y = 0;	681	recalc_x = recalc_y = 0;
714	flags = 0;	682	flags = 0;
		683
715	if (!parsed_geometry)	684	if (!parsed_geometry)
716	{	685	{
717	parsed_geometry = 1;	686	parsed_geometry = 1;
		687
718	if (rs[Rs_geometry])	688	if (rs[Rs_geometry])
719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	689	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		690
720	if (flags & WidthValue)	691	if (flags & WidthValue)
721	{	692	{
722	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	693	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
723	szHint.flags |= USSize;	694	szHint.flags |= USSize;
724	}	695	}
		696
725	if (flags & HeightValue)	697	if (flags & HeightValue)
726	{	698	{
727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	699	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
728	szHint.flags |= USSize;	700	szHint.flags |= USSize;
729	}	701	}
		702
730	if (flags & XValue)	703	if (flags & XValue)
731	{	704	{
732	szHint.x = x;	705	szHint.x = x;
733	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
734	if (flags & XNegative)	708	if (flags & XNegative)
735	{	709	{
736	recalc_x = 1;	710	recalc_x = 1;
737	szHint.win_gravity = NorthEastGravity;	711	szHint.win_gravity = NorthEastGravity;
738	}	712	}
739	}	713	}
		714
740	if (flags & YValue)	715	if (flags & YValue)
741	{	716	{
742	szHint.y = y;	717	szHint.y = y;
743	szHint.flags |= USPosition;	718	szHint.flags |= USPosition;
		719
744	if (flags & YNegative)	720	if (flags & YNegative)
745	{	721	{
746	recalc_y = 1;	722	recalc_y = 1;
		723
747	if (szHint.win_gravity == NorthEastGravity)	724	if (szHint.win_gravity == NorthEastGravity)
748	szHint.win_gravity = SouthEastGravity;	725	szHint.win_gravity = SouthEastGravity;
749	else	726	else
750	szHint.win_gravity = SouthWestGravity;	727	szHint.win_gravity = SouthWestGravity;
751	}	728	}
752	}	729	}
753	}	730	}
754		731
755	/* TODO: BOUNDS */	732	/* TODO: BOUNDS */
756	TermWin.width = TermWin.ncol * TermWin.fwidth;	733	width = ncol * fwidth;
757	TermWin.height = TermWin.nrow * TermWin.fheight;	734	height = nrow * fheight;
758	max_width = MAX_COLS * TermWin.fwidth;	735	max_width = MAX_COLS * fwidth;
759	max_height = MAX_ROWS * TermWin.fheight;	736	max_height = MAX_ROWS * fheight;
760		737
761	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	738	szHint.base_width = szHint.base_height = 2 * int_bwidth;
762		739
763	sb_w = mb_h = 0;	740	sb_w = 0;
764	window_vt_x = window_vt_y = TermWin.int_bwidth;	741	window_vt_x = window_vt_y = int_bwidth;
765		742
766	if (scrollbar_visible ())	743	if (scrollBar.state)
767	{	744	{
768	sb_w = scrollbar_TotalWidth ();	745	sb_w = scrollbar_TotalWidth ();
769	szHint.base_width += sb_w;	746	szHint.base_width += sb_w;
770	if (!(Options & Opt_scrollBar_right))	747	if (!OPTION (Opt_scrollBar_right))
771	window_vt_x += sb_w;	748	window_vt_x += sb_w;
772	}	749	}
773		750
774	if (menubar_visible ())
775	{
776	mb_h = menuBar_TotalHeight ();
777	szHint.base_height += mb_h;
778	window_vt_y += mb_h;
779	}
780
781	szHint.width_inc = TermWin.fwidth;	751	szHint.width_inc = fwidth;
782	szHint.height_inc = TermWin.fheight;	752	szHint.height_inc = fheight;
783	szHint.min_width = szHint.base_width + szHint.width_inc;	753	szHint.min_width = szHint.base_width + szHint.width_inc;
784	szHint.min_height = szHint.base_height + szHint.height_inc;	754	szHint.min_height = szHint.base_height + szHint.height_inc;
785		755
786	if (width && width - szHint.base_width < max_width)	756	if (newwidth && newwidth - szHint.base_width < max_width)
787	{	757	{
788	szHint.width = width;	758	szHint.width = newwidth;
789	TermWin.width = width - szHint.base_width;	759	width = newwidth - szHint.base_width;
790	}	760	}
791	else	761	else
792	{	762	{
793	MIN_IT (TermWin.width, max_width);	763	min_it (width, max_width);
794	szHint.width = szHint.base_width + TermWin.width;	764	szHint.width = szHint.base_width + width;
795	}	765	}
796		766
797	if (height && height - szHint.base_height < max_height)	767	if (newheight && newheight - szHint.base_height < max_height)
798	{	768	{
799	szHint.height = height;	769	szHint.height = newheight;
800	TermWin.height = height - szHint.base_height;	770	height = newheight - szHint.base_height;
801	}	771	}
802	else	772	else
803	{	773	{
804	MIN_IT (TermWin.height, max_height);	774	min_it (height, max_height);
805	szHint.height = szHint.base_height + TermWin.height;	775	szHint.height = szHint.base_height + height;
806	}	776	}
807		777
808	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	778	if (scrollBar.state && OPTION (Opt_scrollBar_right))
809	window_sb_x = szHint.width - sb_w;	779	window_sb_x = szHint.width - sb_w;
810		780
811	if (recalc_x)	781	if (recalc_x)
812	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	782	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
813	- szHint.width - 2 * TermWin.ext_bwidth);
814	if (recalc_y)	783	if (recalc_y)
815	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	784	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
816	- szHint.height - 2 * TermWin.ext_bwidth);
817		785
818	TermWin.ncol = TermWin.width / TermWin.fwidth;	786	ncol = width / fwidth;
819	TermWin.nrow = TermWin.height / TermWin.fheight;	787	nrow = height / fheight;
820	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",
821	TermWin.ncol, TermWin.nrow, szHint.width,	789	ncol, nrow, szHint.width,
822	szHint.height));	790	szHint.height));
823	return;	791	return;
824	}	792	}
825		793
826	/*----------------------------------------------------------------------*/	794	/*----------------------------------------------------------------------*/
…		…
829	* Called after a window size change.	797	* Called after a window size change.
830	*/	798	*/
831	void	799	void
832	rxvt_term::tt_winch ()	800	rxvt_term::tt_winch ()
833	{	801	{
		802	if (pty->pty < 0)
		803	return;
		804
834	struct winsize ws;	805	struct winsize ws;
835		806
836	if (cmd_fd < 0)
837	return;
838
839	ws.ws_col = TermWin.ncol;	807	ws.ws_col = ncol;
840	ws.ws_row = TermWin.nrow;	808	ws.ws_row = nrow;
841	ws.ws_xpixel = ws.ws_ypixel = 0;	809	ws.ws_xpixel = width;
842	#ifndef DEBUG_SIZE	810	ws.ws_ypixel = height;
843	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	811	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
844	#else	812
845	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	813	#if 0
846	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	814	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
847	# ifdef SIGWINCH
848	else if (cmd_pid) /* force through to the command */	815	if (cmd_pid) /* force through to the command */
849	kill (cmd_pid, SIGWINCH);	816	kill (-cmd_pid, SIGWINCH);
850	# endif
851	#endif	817	#endif
852	}	818	}
853		819
854	/*----------------------------------------------------------------------*/	820	/*----------------------------------------------------------------------*/
855	/* rxvt_change_font () - Switch to a new font */	821	/* set_fonts () - load and set the various fonts
856	/*	822	*
857	* init = 1 - initialize	823	* init = 1 - initialize
858	*	824	*
859	* fontname == FONT_UP - switch to bigger font	825	* fontname == FONT_UP - switch to bigger font
860	* fontname == FONT_DN - switch to smaller font	826	* fontname == FONT_DN - switch to smaller font
861	*/	827	*/
862	bool	828	bool
863	rxvt_term::change_font (const char *fontname)	829	rxvt_term::set_fonts ()
864	{	830	{
865	if (fontname == FONT_UP)
866	{
867	// TODO
868	}
869	else if (fontname == FONT_DN)
870	{
871	// TODO
872	}
873	else
874	{
875	rxvt_fontset *fs = new rxvt_fontset (this);	831	rxvt_fontset *fs = new rxvt_fontset (this);
		832	rxvt_fontprop prop;
876		833
877	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
878	{	867	{
879	delete TermWin.fontset;	868	fontset[style] = fs = new rxvt_fontset (this);
880	TermWin.fontset = fs;	869	rxvt_fontprop prop2 = prop;
881	TermWin.fwidth = fs->base_font ()->width;
882	TermWin.fheight = fs->base_font ()->height;
883	TermWin.fbase = fs->base_font ()->ascent;
884		870
885	if (TermWin.parent[0])	871	if (res)
		872	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		873	else
886	{	874	{
887	resize_all_windows (0, 0, 0);	875	res = fontset[0]->fontdesc;
888	scr_remap_chars ();	876
889	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;
890	}	879	}
891		880
892	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)	881	fs->populate (res);
893	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);	882	fs->set_prop (prop2);
894
895	return true;
896	}	883	}
		884	#else
		885	fontset[style] = fontset[0];
		886	#endif
		887	}
		888
		889	if (parent[0])
897	}	890	{
		891	resize_all_windows (0, 0, 0);
		892	scr_remap_chars ();
		893	scr_touch (true);
		894	}
898		895
899	return false;	896	return true;
900	}	897	}
901		898
902	bool	899	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
903	rxvt_term::font_up_down (int n, int direction)
904	{	900	{
905	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);
906	}	917	}
907		918
908	/*----------------------------------------------------------------------*/	919	/*----------------------------------------------------------------------*/
909	/*----------------------------------------------------------------------*/	920	/*----------------------------------------------------------------------*/
910	/* xterm sequences - title, iconName, color (exptl) */	921	/* xterm sequences - title, iconName, color (exptl) */
911	void	922	void
912	rxvt_term::set_title (const char *str)	923	rxvt_term::set_title (const char *str)
913	{	924	{
914	#ifdef SMART_WINDOW_TITLE	925	set_string_property (XA_WM_NAME, str);
915	char *name;	926	#if ENABLE_EWMH
916		927	set_utf8_property (xa[XA_NET_WM_NAME], str);
917	if (!XFetchName (display->display, TermWin.parent[0], &name))
918	name = NULL;
919
920	if (name == NULL || STRCMP (name, str))
921	#endif
922	XStoreName (display->display, TermWin.parent[0], str);
923
924	#ifdef SMART_WINDOW_TITLE
925	if (name)
926	XFree (name);
927	#endif	928	#endif
928	}	929	}
929		930
930	void	931	void
931	rxvt_term::set_icon_name (const char *str)	932	rxvt_term::set_icon_name (const char *str)
932	{	933	{
933	#ifdef SMART_WINDOW_TITLE	934	set_string_property (XA_WM_ICON_NAME, str);
934	char *name;	935	#if ENABLE_EWMH
935		936	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
936	if (!XGetIconName (display->display, TermWin.parent[0], &name))
937	name = NULL;
938
939	if (name == NULL || STRCMP (name, str))
940	#endif
941	XSetIconName (display->display, TermWin.parent[0], str);
942
943	#ifdef SMART_WINDOW_TITLE
944	if (name)
945	XFree (name);
946	#endif	937	#endif
947	}	938	}
948		939
949	#ifdef XTERM_COLOR_CHANGE	940	#ifdef XTERM_COLOR_CHANGE
950	void	941	void
…		…
958		949
959	/* handle color aliases */	950	/* handle color aliases */
960	if (isdigit (*color))	951	if (isdigit (*color))
961	{	952	{
962	i = atoi (color);	953	i = atoi (color);
		954
963	if (i >= 8 && i <= 15)	955	if (i >= 8 && i <= 15)
964	{ /* bright colors */	956	{ /* bright colors */
965	i -= 8;	957	i -= 8;
966	# ifndef NO_BRIGHTCOLOR
967	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];	958	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
968	SET_PIXCOLOR (idx);	959	SET_PIXCOLOR (idx);
969	goto Done;	960	goto done;
970	# endif
971
972	}	961	}
		962
973	if (i >= 0 && i <= 7)	963	if (i >= 0 && i <= 7)
974	{ /* normal colors */	964	{ /* normal colors */
975	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	965	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
976	SET_PIXCOLOR (idx);	966	SET_PIXCOLOR (idx);
977	goto Done;	967	goto done;
978	}	968	}
979	}	969	}
980		970
981	if (!rXParseAllocColor (& xcol, color))	971	if (!rXParseAllocColor (&xcol, color))
982	return;	972	return;
983		973
984	/* XStoreColor (display->display, display->cmap, XColor*); */	974	/* XStoreColor (display->display, display->cmap, XColor*); */
985		975
986	/*	976	/*
987	* 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,
988	* so just keep gobbling up the colormap	978	* so just keep gobbling up the colormap
989	*/	979	*/
990	# if 0	980	# if 0
991	for (i = Color_Black; i <= Color_White; i++)	981	for (i = Color_Black; i <= Color_White; i++)
992	if (PixColors[idx] == PixColors[i])	982	if (pix_colors[idx] == pix_colors[i])
993	break;	983	break;
994	if (i > Color_White)	984	if (i > Color_White)
995	{	985	{
996	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	986	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
997	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,	987	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
998	DisplayPlanes (display->display, display->screen));	988	DisplayPlanes (display->display, display->screen));
999	}	989	}
1000	# endif	990	# endif
1001		991
1002	PixColorsFocused[idx] = xcol;	992	pix_colors_focused[idx] = xcol;
1003	SET_PIXCOLOR (idx);	993	SET_PIXCOLOR (idx);
1004		994
1005	/* XSetWindowAttributes attr; */	995	/* XSetWindowAttributes attr; */
1006	/* Cursor cursor; */	996	/* Cursor cursor; */
1007	Done:	997	done:
		998
1008	#ifdef OFF_FOCUS_FADING	999	#if OFF_FOCUS_FADING
		1000	if (rs[Rs_fade])
1009	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));	1001	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1010	#endif	1002	#endif
1011	if (idx == Color_bg && ! (Options & Opt_transparent))
1012	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1013		1003
1014	/* handle Color_BD, scrollbar background, etc. */	1004	/*TODO: handle Color_BD, scrollbar background, etc. */
1015		1005
1016	set_colorfgbg ();
1017	recolour_cursor ();	1006	recolour_cursor ();
1018	scr_touch (true);	1007	scr_recolour ();
1019	}	1008	}
1020		1009
1021	#else	1010	#else
1022	# define set_window_color (idx,color) ((void)0)	1011	# define set_window_color (idx,color) ((void)0)
1023	#endif /* XTERM_COLOR_CHANGE */	1012	#endif /* XTERM_COLOR_CHANGE */
…		…
1025	void	1014	void
1026	rxvt_term::recolour_cursor ()	1015	rxvt_term::recolour_cursor ()
1027	{	1016	{
1028	XColor xcol[2];	1017	XColor xcol[2];
1029		1018
1030	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	1019	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1031	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[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
1032	XQueryColors (display->display, display->cmap, xcol, 2);	1026	XQueryColors (display->display, display->cmap, xcol, 2);
1033	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	1027	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1034	}	1028	}
1035		1029
1036	/*----------------------------------------------------------------------*/	1030	/*----------------------------------------------------------------------*/
…		…
1038	* 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
1039	*/	1033	*/
1040	void	1034	void
1041	rxvt_term::set_colorfgbg ()	1035	rxvt_term::set_colorfgbg ()
1042	{	1036	{
1043	unsigned int i;	1037	unsigned int i;
1044	const char *xpmb = "\0";	1038	const char *xpmb = "\0";
1045	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1039	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1046		1040
1047	env_colorfgbg =
1048	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1041	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1049	STRCPY (fstr, "default");	1042	strcpy (fstr, "default");
1050	STRCPY (bstr, "default");	1043	strcpy (bstr, "default");
1051	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
1052	if (PixColors[Color_fg] == PixColors[i])	1045	if (pix_colors[Color_fg] == pix_colors[i])
1053	{	1046	{
1054	sprintf (fstr, "%d", (i - Color_Black));	1047	sprintf (fstr, "%d", (i - Color_Black));
1055	break;	1048	break;
1056	}	1049	}
		1050
1057	for (i = Color_Black; i <= Color_White; i++)	1051	for (i = Color_Black; i <= Color_White; i++)
1058	if (PixColors[Color_bg] == PixColors[i])	1052	if (pix_colors[Color_bg] == pix_colors[i])
1059	{	1053	{
1060	sprintf (bstr, "%d", (i - Color_Black));	1054	sprintf (bstr, "%d", (i - Color_Black));
1061	#ifdef XPM_BACKGROUND	1055	#ifdef XPM_BACKGROUND
1062	xpmb = "default;";	1056	xpmb = "default;";
1063	#endif	1057	#endif
1064	break;	1058	break;
1065	}	1059	}
1066		1060
1067	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1061	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1068
1069	#ifndef NO_BRIGHTCOLOR
1070	colorfgbg = DEFAULT_RSTYLE;
1071	for (i = minCOLOR; i <= maxCOLOR; i++)
1072	{
1073	if (PixColors[Color_fg] == PixColors[i])
1074	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1075	if (PixColors[Color_bg] == PixColors[i])
1076	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1077	}
1078	#endif
1079	}	1062	}
1080		1063
1081	/*----------------------------------------------------------------------*/	1064	/*----------------------------------------------------------------------*/
1082	/*
1083	* Colour determination for low colour displays, routine from
1084	* Hans de Goede <hans@highrise.nl>
1085	*/
1086		1065
1087	int	1066	int
1088	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1067	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1089	{	1068	{
1090	if (!screen_in_out->set (display, colour))	1069	if (!screen_in_out->set (display, colour))
…		…
1098		1077
1099	/* -------------------------------------------------------------------- *	1078	/* -------------------------------------------------------------------- *
1100	* - WINDOW RESIZING - *	1079	* - WINDOW RESIZING - *
1101	* -------------------------------------------------------------------- */	1080	* -------------------------------------------------------------------- */
1102	void	1081	void
1103	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)
1104	{	1083	{
1105	int fix_screen;	1084	int fix_screen;
1106
1107	#ifdef SMART_RESIZE
1108	int old_width = szHint.width, old_height = szHint.height;	1085	int old_width = szHint.width, old_height = szHint.height;
1109	#endif	1086	dDisp;
1110		1087
1111	window_calc (width, height);	1088	window_calc (newwidth, newheight);
1112	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1089	XSetWMNormalHints (disp, parent[0], &szHint);
1113		1090
1114	if (!ignoreparent)	1091	if (!ignoreparent)
1115	{	1092	{
1116	#ifdef SMART_RESIZE	1093	#ifdef SMART_RESIZE
1117	/*	1094	/*
…		…
1121	int x, y, x1, y1;	1098	int x, y, x1, y1;
1122	int dx, dy;	1099	int dx, dy;
1123	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1100	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1124	Window unused_cr;	1101	Window unused_cr;
1125		1102
1126	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1103	XTranslateCoordinates (disp, parent[0], display->root,
1127	0, 0, &x, &y, &unused_cr);	1104	0, 0, &x, &y, &unused_cr);
1128	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1105	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1129	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1106	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1130	/*	1107	/*
1131	* 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
1132	* our position for handles and decorations. Counter it	1109	* our position for handles and decorations. Counter it
1133	*/	1110	*/
…		…
1135	{	1112	{
1136	x -= x1;	1113	x -= x1;
1137	y -= y1;	1114	y -= y1;
1138	}	1115	}
1139		1116
1140	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1117	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1141	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1118	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1142	dx = old_width - szHint.width;	1119	dx = old_width - szHint.width;
1143	dy = old_height - szHint.height;	1120	dy = old_height - szHint.height;
1144		1121
1145	/* Check position of the center of the window */	1122	/* Check position of the center of the window */
1146	if (x < x1) /* left half */	1123	if (x < x1) /* left half */
…		…
1150	if (y < y1) /* top half */	1127	if (y < y1) /* top half */
1151	dy = 0;	1128	dy = 0;
1152	else if (y == y1) /* exact center */	1129	else if (y == y1) /* exact center */
1153	dy /= 2;	1130	dy /= 2;
1154		1131
1155	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1132	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1156	szHint.width, szHint.height);	1133	szHint.width, szHint.height);
1157	#else	1134	#else
1158	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1135	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1159	#endif	1136	#endif
1160	}	1137	}
1161		1138
1162	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1139	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1163		1140
1164	if (fix_screen || width != old_width || height != old_height)	1141	if (fix_screen || newwidth != old_width || newheight != old_height)
1165	{	1142	{
1166	if (scrollbar_visible ())	1143	if (scrollBar.state)
1167	{	1144	{
1168	XMoveResizeWindow (display->display, scrollBar.win,	1145	XMoveResizeWindow (disp, scrollBar.win,
1169	window_sb_x, 0,	1146	window_sb_x, 0,
1170	scrollbar_TotalWidth (), szHint.height);	1147	scrollbar_TotalWidth (), szHint.height);
1171	resize_scrollbar ();	1148	resize_scrollbar ();
1172	}	1149	}
1173		1150
1174	if (menubar_visible ())
1175	XMoveResizeWindow (display->display, menuBar.win,
1176	window_vt_x, 0,
1177	TermWin_TotalWidth (), menuBar_TotalHeight ());
1178
1179	XMoveResizeWindow (display->display, TermWin.vt,	1151	XMoveResizeWindow (disp, vt,
1180	window_vt_x, window_vt_y,	1152	window_vt_x, window_vt_y,
1181	TermWin_TotalWidth (), TermWin_TotalHeight ());	1153	width, height);
		1154
1182	scr_clear ();	1155	scr_clear ();
1183	#ifdef XPM_BACKGROUND	1156	#ifdef XPM_BACKGROUND
1184	resize_pixmap ();	1157	resize_pixmap ();
1185	#endif	1158	#endif
1186	}	1159	}
…		…
1191	int old_ncol = prev_ncol;	1164	int old_ncol = prev_ncol;
1192		1165
1193	/* scr_reset only works on the primary screen */	1166	/* scr_reset only works on the primary screen */
1194	if (old_height) /* this is not the first time through */	1167	if (old_height) /* this is not the first time through */
1195	{	1168	{
1196	unsigned int ncol = TermWin.ncol;	1169	unsigned int ocol = ncol;
1197	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
1198	curr_screen = scr_change_screen (PRIMARY);	1171	curr_screen = scr_change_screen (PRIMARY);
1199	TermWin.ncol = ncol;	1172	ncol = ocol;
1200	}	1173	}
1201		1174
1202	scr_reset ();	1175	scr_reset ();
1203		1176
1204	if (curr_screen >= 0) /* this is not the first time through */	1177	if (curr_screen >= 0) /* this is not the first time through */
1205	{	1178	{
1206	scr_change_screen (curr_screen);	1179	scr_change_screen (curr_screen);
1207	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1180	selection_check (old_ncol != ncol ? 4 : 0);
1208	}	1181	}
1209	}	1182	}
1210		1183
1211	old_width = szHint.width;	1184	old_width = szHint.width;
1212	old_height = szHint.height;	1185	old_height = szHint.height;
		1186
		1187	#ifdef XPM_BACKGROUND
		1188	if (pixmap)
		1189	scr_touch (false);
		1190	#endif
1213		1191
1214	#ifdef USE_XIM	1192	#ifdef USE_XIM
1215	IMSetStatusPosition ();	1193	IMSetStatusPosition ();
1216	#endif	1194	#endif
1217	}	1195	}
…		…
1219	/*	1197	/*
1220	* 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.
1221	* good for toggling 80/132 columns	1199	* good for toggling 80/132 columns
1222	*/	1200	*/
1223	void	1201	void
1224	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1202	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1225	{	1203	{
1226	XWindowAttributes wattr;	1204	XWindowAttributes wattr;
1227		1205
1228	if (width == 0 || height == 0)	1206	if (newwidth == 0 || newheight == 0)
1229	{	1207	{
1230	XGetWindowAttributes (display->display, display->root, &wattr);	1208	XGetWindowAttributes (display->display, display->root, &wattr);
		1209
1231	if (width == 0)	1210	if (newwidth == 0)
1232	width = wattr.width - szHint.base_width;	1211	newwidth = wattr.width - szHint.base_width;
1233	if (height == 0)	1212	if (newheight == 0)
1234	height = wattr.height - szHint.base_height;	1213	newheight = wattr.height - szHint.base_height;
1235	}
1236	if (width != TermWin.width || height != TermWin.height)
1237	{	1214	}
		1215
		1216	if (newwidth != width || newheight != height)
		1217	{
1238	width += szHint.base_width;	1218	newwidth += szHint.base_width;
1239	height += szHint.base_height;	1219	newheight += szHint.base_height;
1240	resize_all_windows (width, height, 0);	1220	resize_all_windows (newwidth, newheight, 0);
1241	}	1221	}
1242	}	1222	}
1243		1223
1244	/* -------------------------------------------------------------------- *	1224	/* -------------------------------------------------------------------- *
1245	* - X INPUT METHOD ROUTINES - *	1225	* - X INPUT METHOD ROUTINES - *
1246	* -------------------------------------------------------------------- */	1226	* -------------------------------------------------------------------- */
1247	#ifdef USE_XIM	1227	#ifdef USE_XIM
1248		1228
1249	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
1250	rxvt_term::im_set_size (XRectangle *size)	1237	rxvt_term::im_set_size (XRectangle &size)
1251	{	1238	{
1252	size->x = TermWin.int_bwidth;	1239	// the int_bwidth terms make no sense to me
1253	size->y = TermWin.int_bwidth;	1240	size.x = int_bwidth;
1254	size->width = Width2Pixel (TermWin.ncol);	1241	size.y = int_bwidth;
1255	size->height = Height2Pixel (TermWin.nrow);	1242	size.width = Width2Pixel (ncol) + int_bwidth;
		1243	size.height = Height2Pixel (nrow) + int_bwidth;
1256	}	1244	}
1257		1245
1258	void	1246	void
1259	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)
1260	{	1250	{
1261	*fg = PixColors[Color_fg];	1251	preedit_rect.x = needed_rect.width;
1262	*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;
1263	}	1260	}
1264		1261
1265	/* Checking whether input method is running. */	1262	/* Checking whether input method is running. */
1266	bool	1263	bool
1267	rxvt_term::IMisRunning ()	1264	rxvt_term::IMisRunning ()
1268	{	1265	{
1269	char *p;	1266	char *p;
1270	Atom atom;	1267	Atom atom;
1271	Window win;	1268	Window win;
1272	char server[IMBUFSIZ];	1269	char server[IMBUFSIZ];
1273		1270
1274	/* get current locale modifier */	1271	/* get current locale modifier */
1275	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1272	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1276	{	1273	{
1277	STRCPY (server, "@server=");	1274	strcpy (server, "@server=");
1278	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1275	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1276
1279	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1277	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1280	*p = '\0';	1278	*p = '\0';
1281		1279
1282	atom = XInternAtom (display->display, server, False);	1280	atom = XInternAtom (display->display, server, False);
1283	win = XGetSelectionOwner (display->display, atom);	1281	win = XGetSelectionOwner (display->display, atom);
		1282
1284	if (win != None)	1283	if (win != None)
1285	return True;	1284	return True;
1286	}	1285	}
		1286
1287	return False;	1287	return False;
1288	}	1288	}
1289		1289
1290	void	1290	void
1291	rxvt_term::IMSendSpot ()	1291	rxvt_term::IMSendSpot ()
1292	{	1292	{
1293	XPoint spot;	1293	XPoint nspot;
1294	XVaNestedList preedit_attr;	1294	XVaNestedList preedit_attr;
1295		1295
1296	if (Input_Context == NULL	1296	if (!Input_Context
		1297	|| !focus
1297	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1298	|| !(input_style & XIMPreeditPosition))
1298	|| ! (event_type == KeyPress
1299	|| event_type == Expose
1300	|| event_type == NoExpose
1301	|| event_type == SelectionNotify
1302	|| event_type == ButtonRelease || event_type == FocusIn)
1303	|| !IMisRunning ())
1304	return;	1299	return;
1305		1300
1306	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;
1307		1307
1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1310	XFree (preedit_attr);	1310	XFree (preedit_attr);
1311	}	1311	}
1312		1312
1313	void	1313	void
1314	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1315	XRectangle * needed_rect)
1316	{
1317	int mbh, vtx = 0;
1318
1319	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1320	vtx = scrollbar_TotalWidth ();
1321
1322	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1323	mbh -= TermWin.lineSpace;
1324
1325	preedit_rect->x = needed_rect->width + vtx;
1326	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1327
1328	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1329	preedit_rect->height = Height2Pixel (1);
1330
1331	status_rect->x = vtx;
1332	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1333
1334	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1335	status_rect->height = Height2Pixel (1);
1336	}
1337
1338	void
1339	rxvt_term::im_destroy ()	1314	rxvt_term::im_destroy ()
1340	{	1315	{
1341	if (Input_Context)
1342	{
1343	XDestroyIC (Input_Context);
1344	Input_Context = NULL;
1345	}
1346
1347	if (input_method)	1316	if (input_method)
1348	{	1317	{
		1318	if (Input_Context && input_method->xim)
		1319	XDestroyIC (Input_Context);
		1320
1349	display->put_xim (input_method);	1321	display->put_xim (input_method);
1350	input_method = 0;	1322	input_method = 0;
1351	}	1323	}
		1324
		1325	Input_Context = 0;
1352	}	1326	}
1353		1327
1354	/*	1328	/*
1355	* 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
1356	* open a suitable preedit type	1330	* open a suitable preedit type
1357	*/	1331	*/
1358	bool	1332	bool
1359	rxvt_term::IM_get_IC (const char *modifiers)	1333	rxvt_term::IM_get_IC (const char *modifiers)
1360	{	1334	{
1361	int i, j, found;	1335	int i, j, found;
1362	XIM xim;	1336	XIM xim;
1363	XPoint spot;	1337	XPoint spot;
1364	XRectangle rect, status_rect, needed_rect;	1338	XRectangle rect, status_rect, needed_rect;
1365	unsigned long fg, bg;	1339	unsigned long fg, bg;
1366	const char *p;	1340	const char *p;
1367	char **s;	1341	char **s;
1368	XIMStyles *xim_styles;	1342	XIMStyles *xim_styles;
1369	XVaNestedList preedit_attr, status_attr;	1343
		1344	set_environ (envv);
1370		1345
1371	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1346	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1372	return false;	1347	return false;
1373		1348
1374	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1349	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1375	input_method = display->get_xim (locale, modifiers);	1350	input_method = display->get_xim (locale, modifiers);
1376	if (input_method == NULL)	1351	if (input_method == NULL)
1377	return false;	1352	return false;
1378		1353
1379	xim = input_method->xim;	1354	xim = input_method->xim;
		1355	spot.x = spot.y = -1;
1380		1356
1381	xim_styles = NULL;	1357	xim_styles = NULL;
1382	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1358	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1383	|| !xim_styles || !xim_styles->count_styles)	1359	|| !xim_styles || !xim_styles->count_styles)
1384	{	1360	{
1385	display->put_xim (input_method);	1361	im_destroy ();
1386	return false;	1362	return false;
1387	}	1363	}
1388		1364
1389	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
1390	s = rxvt_splitcommastring (p);	1374	s = rxvt_splitcommastring (p);
		1375
1391	for (i = found = 0; !found && s[i]; i++)	1376	for (i = found = 0; !found && s[i]; i++)
1392	{	1377	{
1393	if (!STRCMP (s[i], "OverTheSpot"))	1378	if (!strcmp (s[i], "OverTheSpot"))
1394	input_style = (XIMPreeditPosition | XIMStatusNothing);	1379	input_style = (XIMPreeditPosition | XIMStatusNothing);
1395	else if (!STRCMP (s[i], "OffTheSpot"))	1380	else if (!strcmp (s[i], "OffTheSpot"))
1396	input_style = (XIMPreeditArea | XIMStatusArea);	1381	input_style = (XIMPreeditArea | XIMStatusArea);
1397	else if (!STRCMP (s[i], "Root"))	1382	else if (!strcmp (s[i], "Root"))
1398	input_style = (XIMPreeditNothing | XIMStatusNothing);	1383	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1384	else if (!strcmp (s[i], "None"))
		1385	input_style = (XIMPreeditNone | XIMStatusNone);
1399		1386
1400	for (j = 0; j < xim_styles->count_styles; j++)	1387	for (j = 0; j < xim_styles->count_styles; j++)
1401	if (input_style == xim_styles->supported_styles[j])	1388	if (input_style == xim_styles->supported_styles[j])
1402	{	1389	{
		1390	rxvt_freecommastring (s);
		1391
1403	found = 1;	1392	found = 1;
1404	break;	1393	goto foundpet;
		1394	}
		1395
1405	}	1396	}
1406	}
1407		1397
1408	for (i = 0; s[i]; i++)	1398	rxvt_freecommastring (s);
1409	free (s[i]);	1399	}
1410		1400
1411	free (s);	1401	foundpet:
		1402
1412	XFree (xim_styles);	1403	XFree (xim_styles);
1413		1404
1414	if (!found)	1405	if (!found)
1415	{	1406	{
1416	display->put_xim (input_method);	1407	im_destroy ();
1417	return false;	1408	return false;
1418	}	1409	}
1419		1410
1420	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	}
1421		1445
1422	if (input_style & XIMPreeditPosition)	1446	if (input_style & XIMPreeditPosition)
1423	{	1447	{
1424	im_set_size (&rect);	1448	im_set_size (rect);
1425	im_set_position (&spot);	1449	im_set_position (spot);
1426	im_set_color (&fg, &bg);	1450	im_set_color (fg, bg);
1427		1451
1428	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1452	preedit_attr = XVaCreateNestedList (0,
		1453	XNForeground, fg,
		1454	XNBackground, bg,
		1455	XNArea, &rect,
1429	XNSpotLocation, &spot,	1456	XNSpotLocation, &spot,
1430	XNForeground, fg, XNBackground, bg,
1431	//XNFontSet, TermWin.fontset,	1457	XNFontSet, fs,
1432	NULL);	1458	NULL);
1433	}	1459	}
1434	else if (input_style & XIMPreeditArea)	1460	else if (input_style & XIMPreeditArea)
1435	{	1461	{
1436	im_set_color (&fg, &bg);	1462	im_set_color (fg, bg);
1437		1463
1438	/*	1464	/*
1439	* The necessary width of preedit area is unknown	1465	* The necessary width of preedit area is unknown
1440	* until create input context.	1466	* until create input context.
1441	*/	1467	*/
1442	needed_rect.width = 0;	1468	needed_rect.width = 0;
1443
1444	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1469	im_set_preedit_area (rect, status_rect, needed_rect);
1445		1470
1446	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1471	preedit_attr = XVaCreateNestedList (0,
		1472	XNForeground, fg,
1447	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,
1448	//XNFontSet, TermWin.fontset,	1481	XNFontSet, fs,
1449	NULL);	1482	NULL);
1450	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1451	XNForeground, fg, XNBackground, bg,
1452	//XNFontSet, TermWin.fontset,
1453	NULL);
1454	}	1483	}
1455		1484
1456	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1485	Input_Context = XCreateIC (xim,
		1486	XNInputStyle, input_style,
1457	XNClientWindow, TermWin.parent[0],	1487	XNClientWindow, vt,
1458	XNFocusWindow, TermWin.parent[0],	1488	XNFocusWindow, parent[0],
1459	preedit_attr ? XNPreeditAttributes : NULL,	1489	preedit_attr ? XNPreeditAttributes : NULL,
1460	preedit_attr,	1490	preedit_attr,
1461	status_attr ? XNStatusAttributes : NULL,	1491	status_attr ? XNStatusAttributes : NULL,
1462	status_attr, NULL);	1492	status_attr, NULL);
		1493
1463	if (preedit_attr) XFree (preedit_attr);	1494	if (preedit_attr) XFree (preedit_attr);
1464	if (status_attr) XFree (status_attr);	1495	if (status_attr) XFree (status_attr);
		1496	if (fs) XFreeFontSet (display->display, fs);
1465		1497
1466	if (Input_Context == NULL)	1498	if (Input_Context == NULL)
1467	{	1499	{
1468	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1469	display->put_xim (input_method);	1501	im_destroy ();
1470	return false;	1502	return false;
1471	}	1503	}
1472		1504
1473	if (input_style & XIMPreeditArea)	1505	if (input_style & XIMPreeditArea)
1474	IMSetStatusPosition ();	1506	IMSetStatusPosition ();
…		…
1478	}	1510	}
1479		1511
1480	void	1512	void
1481	rxvt_term::im_cb ()	1513	rxvt_term::im_cb ()
1482	{	1514	{
1483	int i, found, had_im;	1515	int i;
1484	const char *p;	1516	const char *p;
1485	char **s;	1517	char **s;
1486	char buf[IMBUFSIZ];	1518	char buf[IMBUFSIZ];
1487		1519
		1520	make_current ();
		1521
1488	im_destroy ();	1522	im_destroy ();
1489		1523
1490	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1524	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1491	if (Input_Context)	1525	if (Input_Context)
1492	return;	1526	return;
…		…
1500	if (p && *p)	1534	if (p && *p)
1501	{	1535	{
1502	bool found = false;	1536	bool found = false;
1503		1537
1504	s = rxvt_splitcommastring (p);	1538	s = rxvt_splitcommastring (p);
		1539
1505	for (i = 0; s[i]; i++)	1540	for (i = 0; s[i]; i++)
1506	{	1541	{
1507	if (*s[i])	1542	if (*s[i])
1508	{	1543	{
1509	STRCPY (buf, "@im=");	1544	strcpy (buf, "@im=");
1510	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1545	strncat (buf, s[i], IMBUFSIZ - 5);
1511	if (IM_get_IC (buf))	1546	if (IM_get_IC (buf))
1512	{	1547	{
1513	found = true;	1548	found = true;
1514	break;	1549	break;
1515	}	1550	}
1516	}	1551	}
1517	}	1552	}
1518	for (i = 0; s[i]; i++)	1553
1519	free (s[i]);	1554	rxvt_freecommastring (s);
1520	free (s);
1521		1555
1522	if (found)	1556	if (found)
1523	goto done;	1557	goto done;
1524	}	1558	}
1525		1559
…		…
1539	}	1573	}
1540		1574
1541	void	1575	void
1542	rxvt_term::IMSetStatusPosition ()	1576	rxvt_term::IMSetStatusPosition ()
1543	{	1577	{
1544	XRectangle preedit_rect, status_rect, *needed_rect;	1578	XRectangle preedit_rect, status_rect, *needed_rect;
1545	XVaNestedList preedit_attr, status_attr;	1579	XVaNestedList preedit_attr, status_attr;
1546		1580
1547	if (Input_Context == NULL	1581	if (!Input_Context
		1582	|| !focus
1548	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1583	|| !(input_style & XIMPreeditArea)
1549	|| !IMisRunning ())	1584	|| !IMisRunning ())
1550	return;	1585	return;
1551		1586
1552	/* Getting the necessary width of preedit area */	1587	/* Getting the necessary width of preedit area */
1553	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1588	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1554	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1589	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1555	XFree (status_attr);	1590	XFree (status_attr);
1556		1591
1557	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);
1558		1594
1559	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1560	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1596	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1561		1597
1562	XSetICValues (Input_Context,	1598	XSetICValues (Input_Context,
1563	XNPreeditAttributes, preedit_attr,	1599	XNPreeditAttributes, preedit_attr,
1564	XNStatusAttributes, status_attr, NULL);	1600	XNStatusAttributes, status_attr, NULL);
1565		1601
1566	XFree (preedit_attr);	1602	XFree (preedit_attr);
1567	XFree (status_attr);	1603	XFree (status_attr);
1568	}	1604	}
1569	#endif /* USE_XIM */	1605	#endif /* USE_XIM */

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