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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.66 by pcg, Thu Apr 8 20:31:45 2004 UTC vs.
Revision 1.191 by root, Fri Jan 20 10:27:08 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
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
51	static char curlocale[128];	56	static char curlocale[128], savelocale[128];
52		57
53	bool	58	bool
54	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
55	{	60	{
56	if (!locale || !STRNCMP (locale, curlocale, 128))	61	if (!locale || !strncmp (locale, curlocale, 128))
57	return false;	62	return false;
58		63
59	STRNCPY (curlocale, locale, 128);	64	strncpy (curlocale, locale, 128);
60	setlocale (LC_CTYPE, curlocale);	65	setlocale (LC_CTYPE, curlocale);
61	return true;	66	return true;
		67	}
		68
		69	void
		70	rxvt_push_locale (const char *locale) NOTHROW
		71	{
		72	strcpy (savelocale, curlocale);
		73	rxvt_set_locale (locale);
		74	}
		75
		76	void
		77	rxvt_pop_locale () NOTHROW
		78	{
		79	rxvt_set_locale (savelocale);
62	}	80	}
63		81
64	#if ENABLE_COMBINING	82	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	83	class rxvt_composite_vec rxvt_composite;
66		84
…		…
123	return len;	141	return len;
124		142
125	}	143	}
126	#endif	144	#endif
127		145
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 ()	146	rxvt_term::rxvt_term ()
144	:	147	:
		148	#if TRANSPARENT
145	rootwin_ev (this, &rxvt_term::rootwin_cb),	149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
146	termwin_ev (this, &rxvt_term::x_cb),	175	termwin_ev (this, &rxvt_term::x_cb),
147	vt_ev (this, &rxvt_term::x_cb),	176	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	#ifdef POINTER_BLANK
161	pointer_ev (this, &rxvt_term::pointer_cb),
162	#endif
163	#ifdef USE_XIM
164	im_ev (this, &rxvt_term::im_cb),	177	child_ev (this, &rxvt_term::child_cb),
165	#endif
166	check_ev (this, &rxvt_term::check_cb),	178	check_ev (this, &rxvt_term::check_cb),
		179	flush_ev (this, &rxvt_term::flush_cb),
167	destroy_ev (this, &rxvt_term::destroy_cb),	180	destroy_ev (this, &rxvt_term::destroy_cb),
168	pty_ev (this, &rxvt_term::pty_cb),	181	pty_ev (this, &rxvt_term::pty_cb),
169	incr_ev (this, &rxvt_term::incr_cb)	182	incr_ev (this, &rxvt_term::incr_cb)
170	{	183	{
171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	184	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172		185
173	termlist.push_back (this);	186	termlist.push_back (this);
		187
		188	#ifdef KEYSYM_RESOURCE
		189	keyboard = new keyboard_manager;
		190	#endif
		191	}
		192
		193	// clean up the most important stuff, do *not* call x or free mem etc.
		194	// for use before an emergency exit
		195	void rxvt_term::emergency_cleanup ()
		196	{
		197	if (cmd_pid)
		198	kill (-cmd_pid, SIGHUP);
		199
		200	delete pty; pty = 0;
174	}	201	}
175		202
176	rxvt_term::~rxvt_term ()	203	rxvt_term::~rxvt_term ()
177	{	204	{
178	termlist.erase (find (termlist.begin (), termlist.end(), this));	205	termlist.erase (find (termlist.begin (), termlist.end(), this));
179		206
180	if (cmd_fd >= 0)	207	emergency_cleanup ();
181	close (cmd_fd);
182		208
183	#ifndef NO_SETOWNER_TTYDEV	209	#if ENABLE_STYLES
184	privileged_ttydev (RESTORE);	210	for (int i = RS_styleCount; --i; )
		211	if (fontset[i] != fontset[0])
		212	delete fontset[i];
185	#endif	213	#endif
186	#ifdef UTMP_SUPPORT
187	privileged_utmp (RESTORE);
188	#endif
189
190	delete TermWin.fontset;	214	delete fontset[0];
191		215
192	if (display)	216	if (display)
193	{	217	{
		218	dDisp;
		219
194	selection_clear ();	220	selection_clear ();
195		221
196	#ifdef MENUBAR	222	#ifdef USE_XIM
197	if (menubarGC) XFreeGC (display->display, menubarGC);	223	im_destroy ();
198	#endif	224	#endif
199	#ifdef XTERM_SCROLLBAR	225	#ifdef XTERM_SCROLLBAR
200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	226	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
201	if (ShadowGC) XFreeGC (display->display, ShadowGC);	227	if (ShadowGC) XFreeGC (disp, ShadowGC);
202	#endif	228	#endif
203	#ifdef PLAIN_SCROLLBAR	229	#ifdef PLAIN_SCROLLBAR
204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	230	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
205	#endif	231	#endif
206	#ifdef NEXT_SCROLLBAR	232	#ifdef NEXT_SCROLLBAR
207	if (blackGC) XFreeGC (display->display, blackGC);	233	if (blackGC) XFreeGC (disp, blackGC);
208	if (whiteGC) XFreeGC (display->display, whiteGC);	234	if (whiteGC) XFreeGC (disp, whiteGC);
209	if (grayGC) XFreeGC (display->display, grayGC);	235	if (grayGC) XFreeGC (disp, grayGC);
210	if (darkGC) XFreeGC (display->display, darkGC);	236	if (darkGC) XFreeGC (disp, darkGC);
211	if (stippleGC) XFreeGC (display->display, stippleGC);	237	if (stippleGC) XFreeGC (disp, stippleGC);
212	if (dimple) XFreePixmap (display->display, dimple);	238	if (dimple) XFreePixmap (disp, dimple);
213	if (upArrow) XFreePixmap (display->display, upArrow);	239	if (upArrow) XFreePixmap (disp, upArrow);
214	if (downArrow) XFreePixmap (display->display, downArrow);	240	if (downArrow) XFreePixmap (disp, downArrow);
215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	241	if (upArrowHi) XFreePixmap (disp, upArrowHi);
216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	242	if (downArrowHi) XFreePixmap (disp, downArrowHi);
217	#endif	243	#endif
218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	244	#ifdef RXVT_SCROLLBAR
219	if (topShadowGC) XFreeGC (display->display, topShadowGC);	245	if (topShadowGC) XFreeGC (disp, topShadowGC);
220	if (botShadowGC) XFreeGC (display->display, botShadowGC);	246	if (botShadowGC) XFreeGC (disp, botShadowGC);
221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	247	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
222	#endif	248	#endif
223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	249	if (gc) XFreeGC (disp, gc);
224		250
225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226	delete menuBar.drawable;	251	delete drawable;
227	//if (menuBar.win)
228	// XDestroyWindow (display->display, menuBar.win);
229	#endif
230	delete TermWin.drawable;
231	// destroy all windows	252	// destroy all windows
232	if (TermWin.parent[0])	253	if (parent[0])
233	XDestroyWindow (display->display, TermWin.parent[0]);	254	XDestroyWindow (disp, parent[0]);
234	}	255	}
235		256
236	// TODO: free pixcolours, colours should become part of rxvt_display	257	// TODO: free pixcolours, colours should become part of rxvt_display
237		258	delete pix_colors_focused;
238	delete PixColors;	259	#if OFF_FOCUS_FADING
		260	delete pix_colors_unfocused;
		261	#endif
239		262
240	displays.put (display);	263	displays.put (display);
241		264
242	scr_release ();	265	scr_release ();
243		266
244	/* clear all resources */	267	/* clear all resources */
245	for (int i = 0; i < allocated.size (); i++)	268	for (int i = 0; i < allocated.size (); i++)
246	free (allocated[i]);	269	free (allocated [i]);
247		270
248	free (selection.text);	271	free (selection.text);
249	// TODO: manage env vars in child only(!)	272	// TODO: manage env vars in child only(!)
250	free (env_windowid);	273	free (env_windowid);
251	free (env_display);	274	free (env_display);
252	free (env_term);	275	free (env_term);
253	free (env_colorfgbg);	276	free (env_colorfgbg);
254	free (locale);	277	free (locale);
255	#if 0	278	free (v_buffer);
256	free (codeset);	279	free (incr_buf);
257	#endif
258		280
259	delete envv;	281	delete envv;
260	delete argv;	282	delete argv;
		283
		284	#ifdef KEYSYM_RESOURCE
		285	delete keyboard;
		286	#endif
		287	}
		288
		289	// child has exited, usually destroys
		290	void
		291	rxvt_term::child_cb (child_watcher &w, int status)
		292	{
		293	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		294
		295	cmd_pid = 0;
		296
		297	if (!OPTION (Opt_hold))
		298	destroy ();
261	}	299	}
262		300
263	void	301	void
264	rxvt_term::destroy ()	302	rxvt_term::destroy ()
265	{	303	{
		304	if (destroy_ev.active)
		305	return;
		306
		307	if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)))
		308	return;
		309
		310	#if ENABLE_OVERLAY
		311	scr_overlay_off ();
		312	#endif
		313
266	if (display)	314	if (display)
267	{	315	{
		316	#if USE_XIM
		317	im_ev.stop (display);
		318	#endif
		319	#if HAVE_SCROLLBARS
		320	scrollbar_ev.stop (display);
		321	#endif
		322	#if TRANSPARENT
268	rootwin_ev.stop (display);	323	rootwin_ev.stop (display);
		324	#endif
		325	incr_ev.stop ();
269	termwin_ev.stop (display);	326	termwin_ev.stop (display);
270	vt_ev.stop (display);	327	vt_ev.stop (display);
271	#ifdef USE_XIM
272	im_destroy ();
273	im_ev.stop (display);
274	#endif
275	#ifdef HAVE_SCROLLBARS
276	scrollbar_ev.stop (display);
277	#endif
278	#ifdef MENUBAR
279	menubar_ev.stop (display);
280	#endif
281	}	328	}
282		329
283	check_ev.stop ();	330	check_ev.stop ();
284	pty_ev.stop ();	331	pty_ev.stop ();
285	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
286	cursor_blink_ev.stop ();	333	cursor_blink_ev.stop ();
287	#endif	334	#endif
288	#ifdef TEXT_BLINK	335	#ifdef TEXT_BLINK
289	text_blink_ev.stop ();	336	text_blink_ev.stop ();
290	#endif	337	#endif
		338	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		339	cont_scroll_ev.stop ();
		340	#endif
		341	#ifdef SELECTION_SCROLLING
		342	sel_scroll_ev.stop ();
		343	#endif
291	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
292	pointer_ev.stop ();	345	pointer_ev.stop ();
293	#endif	346	#endif
294		347
295	destroy_ev.start (0);	348	destroy_ev.start (0);
296	}	349	}
297		350
298	void	351	void
299	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (time_watcher &w)
300	{	353	{
301	SET_R (this);	354	make_current ();
302		355
303	delete this;	356	delete this;
304	}
305
306	/*----------------------------------------------------------------------*/
307	/* rxvt_init () */
308	bool
309	rxvt_term::init (int argc, const char *const *argv)
310	{
311	SET_R (this);
312
313	if (!init_vars ())
314	return false;
315
316	/*
317	* Save and then give up any super-user privileges
318	* If we need privileges in any area then we must specifically request it.
319	* We should only need to be root in these cases:
320	* 1. write utmp entries on some systems
321	* 2. chown tty on some systems
322	*/
323	privileges (SAVE);
324	privileges (IGNORE);
325
326	init_secondary ();
327
328	const char **cmd_argv = init_resources (argc, argv);
329
330	set_locale ("");
331
332	#if MENUBAR_MAX
333	menubar_read (rs[Rs_menu]);
334	#endif
335	#ifdef HAVE_SCROLLBARS
336	if (Options & Opt_scrollBar)
337	scrollBar.setIdle (); /* set existence for size calculations */
338	#endif
339
340	create_windows (argc, argv);
341
342	init_xlocale ();
343
344	scr_reset (); /* initialize screen */
345
346	#if 0
347	XSynchronize (display->display, True);
348	#endif
349
350	#ifdef HAVE_SCROLLBARS
351	if (Options & Opt_scrollBar)
352	resize_scrollbar (); /* create and map scrollbar */
353	#endif
354	#if (MENUBAR_MAX)
355	if (menubar_visible ())
356	XMapWindow (display->display, menuBar.win);
357	#endif
358	#ifdef TRANSPARENT
359	if (Options & Opt_transparent)
360	{
361	XSelectInput (display->display, display->root, PropertyChangeMask);
362	check_our_parents ();
363	}
364	#endif
365
366	rootwin_ev.start (display, display->root);
367
368	XMapWindow (display->display, TermWin.vt);
369	XMapWindow (display->display, TermWin.parent[0]);
370
371	init_command (cmd_argv);
372
373	pty_ev.start (cmd_fd, EVENT_READ);
374
375	check_ev.start ();
376
377	return true;
378	}
379
380	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
381
382	void
383	rxvt_init_signals ()
384	{
385	/* install exit handler for cleanup */
386	#if 0
387	#ifdef HAVE_ATEXIT
388	atexit (rxvt_clean_exit);
389	#else
390	#endif
391	#endif
392
393	struct sigaction sa;
394
395	sigfillset (&sa.sa_mask);
396	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
397	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
398	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
399	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
400	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
401	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
402	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
403
404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
405	/* signal (SIGURG, SIG_DFL); */
406
407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
409	}
410
411	/* ------------------------------------------------------------------------- *
412	* SIGNAL HANDLING & EXIT HANDLER *
413	* ------------------------------------------------------------------------- */
414	/*
415	* Catch a SIGCHLD signal and exit if the direct child has died
416	*/
417
418	void rxvt_term::child_exited (int pid)
419	{
420	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
421	if (pid == (*t)->cmd_pid)
422	{
423	(*t)->destroy ();
424	break;
425	}
426	}
427
428	/* ARGSUSED */
429	/* EXTPROTO */
430	RETSIGTYPE
431	rxvt_Child_signal (int sig __attribute__ ((unused)))
432	{
433	int pid, save_errno = errno;
434
435	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
436	rxvt_term::child_exited (pid);
437
438	errno = save_errno;
439	}
440
441	/*
442	* Catch a fatal signal and tidy up before quitting
443	*/
444	/* EXTPROTO */
445	RETSIGTYPE
446	rxvt_Exit_signal (int sig)
447	{
448	signal (sig, SIG_DFL);
449	#ifdef DEBUG_CMD
450	rxvt_warn ("caught signal %d, exiting.\n", sig);
451	#endif
452	rxvt_clean_exit ();
453	kill (getpid (), sig);
454	}
455
456	/* INTPROTO */
457	int
458	rxvt_xerror_handler (Display *display, XErrorEvent *event)
459	{
460	if (GET_R->allowedxerror == -1)
461	GET_R->allowedxerror = event->error_code;
462	else
463	{
464	old_xerror_handler (display, event);
465	GET_R->destroy ();
466	}
467
468	return 0;
469	}	357	}
470		358
471	/*----------------------------------------------------------------------*/	359	/*----------------------------------------------------------------------*/
472	/*	360	/*
473	* Exit gracefully, clearing the utmp entry and restoring tty attributes	361	* Exit gracefully, clearing the utmp entry and restoring tty attributes
474	* TODO: if debugging, this should free up any known resources if we can	362	* TODO: if debugging, this should free up any known resources if we can
475	*/	363	*/
476	/* EXTPROTO */	364	static XErrorHandler old_xerror_handler;
		365
		366	static void
		367	rxvt_emergency_cleanup ()
		368	{
		369	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		370	(*t)->emergency_cleanup ();
		371	}
		372
		373	#if ENABLE_FRILLS
		374	static void
		375	print_x_error (Display *dpy, XErrorEvent *event)
		376	{
		377	char buffer[BUFSIZ];
		378	char mesg[BUFSIZ];
		379	char number[32];
		380	char *mtype = "XlibMessage";
		381	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		382	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		383	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		384	rxvt_warn ("%s: %s\n", mesg, buffer);
		385	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		387	sprintf(number, "%d", event->request_code);
		388	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		389	rxvt_warn ("(which is %s)\n", buffer);
		390	if (event->request_code >= 128) {
		391	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		392	mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		394	}
		395	if ((event->error_code == BadWindow) ||
		396	(event->error_code == BadPixmap) ||
		397	(event->error_code == BadCursor) ||
		398	(event->error_code == BadFont) ||
		399	(event->error_code == BadDrawable) ||
		400	(event->error_code == BadColor) ||
		401	(event->error_code == BadGC) ||
		402	(event->error_code == BadIDChoice) ||
		403	(event->error_code == BadValue) ||
		404	(event->error_code == BadAtom)) {
		405	if (event->error_code == BadValue)
		406	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		407	mesg, BUFSIZ);
		408	else if (event->error_code == BadAtom)
		409	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		410	mesg, BUFSIZ);
		411	else
		412	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		415	}
		416	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		417	mesg, BUFSIZ);
		418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		419	}
		420	#endif
		421
		422	int
		423	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		424	{
		425	if (GET_R->allowedxerror == -1)
		426	GET_R->allowedxerror = event->error_code;
		427	else
		428	{
		429	// GET_R is most likely not the terminal which caused the error,
		430	// so just output the error and continue
		431	#if ENABLE_FRILLS
		432	print_x_error (display, event);
		433	#else
		434	old_xerror_handler (display, event);
		435	#endif
		436	}
		437
		438	return 0;
		439	}
		440
		441	int
		442	rxvt_xioerror_handler (Display *display)
		443	{
		444	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		445	DisplayString (display));
		446	rxvt_emergency_cleanup ();
		447	_exit (EXIT_FAILURE);
		448	}
		449
		450	/*----------------------------------------------------------------------*/
		451	bool
		452	rxvt_term::init (int argc, const char *const *argv)
		453	{
		454	SET_R (this);
		455	set_locale ("");
		456	set_environ (envv); // few things in X do not call setlocale :(
		457
		458	if (!init_vars ())
		459	return false;
		460
		461	init_secondary ();
		462
		463	const char **cmd_argv = init_resources (argc, argv);
		464
		465	#ifdef KEYSYM_RESOURCE
		466	keyboard->register_done ();
		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	#ifdef HAVE_SCROLLBARS
		483	if (OPTION (Opt_scrollBar))
		484	scrollBar.setIdle (); /* set existence for size calculations */
		485	#endif
		486
		487	pty = rxvt_new_ptytty ();
		488
		489	create_windows (argc, argv);
		490
		491	dDisp;
		492
		493	init_xlocale ();
		494
		495	scr_reset (); // initialize screen
		496
		497	#if 0
		498	XSynchronize (disp, True);
		499	#endif
		500
		501	#ifdef HAVE_SCROLLBARS
		502	if (OPTION (Opt_scrollBar))
		503	resize_scrollbar (); /* create and map scrollbar */
		504	#endif
		505	#ifdef TRANSPARENT
		506	if (OPTION (Opt_transparent))
		507	{
		508	XSelectInput (disp, display->root, PropertyChangeMask);
		509	check_our_parents ();
		510	rootwin_ev.start (display, display->root);
		511	}
		512	#endif
		513
		514	set_colorfgbg ();
		515
		516	init_command (cmd_argv);
		517
		518	free (cmd_argv);
		519
		520	if (pty->pty >= 0)
		521	pty_ev.start (pty->pty, EVENT_READ);
		522
		523	check_ev.start ();
		524
		525	HOOK_INVOKE ((this, HOOK_START, DT_END));
		526
		527	XMapWindow (disp, vt);
		528	XMapWindow (disp, parent[0]);
		529
		530	return true;
		531	}
		532
		533	static struct sig_handlers
		534	{
		535	sig_watcher sw_term, sw_int;
		536
		537	/*
		538	* Catch a fatal signal and tidy up before quitting
		539	*/
477	void	540	void
478	rxvt_clean_exit ()	541	sig_term (sig_watcher &w)
		542	{
		543	#ifdef DEBUG_CMD
		544	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		545	#endif
		546	rxvt_emergency_cleanup ();
		547	signal (w.signum, SIG_DFL);
		548	kill (getpid (), w.signum);
		549	}
		550
		551	sig_handlers ()
		552	: sw_term (this, &sig_handlers::sig_term),
		553	sw_int (this, &sig_handlers::sig_term)
		554	{
		555	}
		556	} sig_handlers;
		557
		558	char **rxvt_environ; // startup environment
		559
		560	void
		561	rxvt_init ()
479	{	562	{
480	// TODO: rxvtd should clean up all ressources	563	uid_t uid = getuid ();
481	if (GET_R)	564	gid_t gid = getgid ();
482	GET_R->destroy ();	565
		566	// before doing anything else, check for setuid/setgid operation,
		567	// start the helper process and drop privileges
		568	if (uid != geteuid ()
		569	|| gid != getegid ())
		570	{
		571	#if PTYTTY_HELPER
		572	rxvt_ptytty_server ();
		573	#else
		574	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		575	#endif
		576
		577	// drop privileges
		578	#if HAVE_SETRESUID
		579	setresgid (gid, gid, gid);
		580	setresuid (uid, uid, uid);
		581	#elif HAVE_SETREUID
		582	setregid (gid, gid);
		583	setreuid (uid, uid);
		584	#elif HAVE_SETUID
		585	setgid (gid);
		586	setuid (uid);
		587	#endif
		588
		589	if (uid != geteuid ()
		590	|| gid != getegid ())
		591	rxvt_fatal ("unable to drop privileges, aborting.\n");
		592	}
		593
		594	rxvt_environ = environ;
		595
		596	signal (SIGHUP, SIG_IGN);
		597	signal (SIGPIPE, SIG_IGN);
		598
		599	sig_handlers.sw_term.start (SIGTERM);
		600	sig_handlers.sw_int.start (SIGINT);
		601
		602	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		603	/* signal (SIGURG, SIG_DFL); */
		604
		605	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		606	// TODO: handle this with exceptions and tolerate the memory loss
		607	XSetIOErrorHandler (rxvt_xioerror_handler);
		608
		609	XrmInitialize ();
483	}	610	}
484		611
485	/* ------------------------------------------------------------------------- *	612	/* ------------------------------------------------------------------------- *
486	* MEMORY ALLOCATION WRAPPERS *	613	* MEMORY ALLOCATION WRAPPERS *
487	* ------------------------------------------------------------------------- */	614	* ------------------------------------------------------------------------- */
488	/* EXTPROTO */	615	void *
489	void *
490	rxvt_malloc (size_t size)	616	rxvt_malloc (size_t size)
491	{	617	{
492	void *p;
493
494	p = malloc (size);	618	void *p = malloc (size);
		619
495	if (p)	620	if (!p)
		621	rxvt_fatal ("memory allocation failure. aborting.\n");
		622
496	return p;	623	return p;
497
498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499	rxvt_clean_exit ();
500	exit (EXIT_FAILURE);
501	/* NOTREACHED */
502	}	624	}
503		625
504	/* EXTPROTO */	626	void *
505	void *
506	rxvt_calloc (size_t number, size_t size)	627	rxvt_calloc (size_t number, size_t size)
507	{	628	{
508	void *p;
509
510	p = calloc (number, size);	629	void *p = calloc (number, size);
		630
511	if (p)	631	if (!p)
		632	rxvt_fatal ("memory allocation failure. aborting.\n");
		633
512	return p;	634	return p;
513
514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
515	rxvt_clean_exit ();
516	exit (EXIT_FAILURE);
517	/* NOTREACHED */
518	}	635	}
519		636
520	/* EXTPROTO */	637	void *
521	void *
522	rxvt_realloc (void *ptr, size_t size)	638	rxvt_realloc (void *ptr, size_t size)
523	{	639	{
524	void *p;
525
526	if (ptr)
527	p = realloc (ptr, size);	640	void *p = realloc (ptr, size);
528	else	641
529	p = malloc (size);
530	if (p)	642	if (!p)
		643	rxvt_fatal ("memory allocation failure. aborting.\n");
		644
531	return p;	645	return p;
532
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534	rxvt_clean_exit ();
535	exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}	646	}
538
539	/* ------------------------------------------------------------------------- *
540	* PRIVILEGED OPERATIONS *
541	* ------------------------------------------------------------------------- */
542	/* take care of suid/sgid super-user (root) privileges */
543	void
544	rxvt_term::privileges (int mode)
545	{
546	#if ! defined(__CYGWIN32__)
547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
548	/* setreuid () is the poor man's setuid (), seteuid () */
549	# define seteuid(a) setreuid(-1, (a))
550	# define setegid(a) setregid(-1, (a))
551	# define HAVE_SETEUID
552	# endif
553	# ifdef HAVE_SETEUID
554	switch (mode)
555	{
556	case IGNORE:
557	/*
558	* change effective uid/gid - not real uid/gid - so we can switch
559	* back to root later, as required
560	*/
561	seteuid (getuid ());
562	setegid (getgid ());
563	break;
564	case SAVE:
565	euid = geteuid ();
566	egid = getegid ();
567	break;
568	case RESTORE:
569	seteuid (euid);
570	setegid (egid);
571	break;
572	}
573	# else
574	switch (mode)
575	{
576	case IGNORE:
577	setuid (getuid ());
578	setgid (getgid ());
579	/* FALLTHROUGH */
580	case SAVE:
581	/* FALLTHROUGH */
582	case RESTORE:
583	break;
584	}
585	# endif
586	#endif
587	}
588
589	#ifdef UTMP_SUPPORT
590	void
591	rxvt_term::privileged_utmp (char action)
592	{
593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
594	action, next_utmp_action, getpid ()));
595	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
596	|| (Options & Opt_utmpInhibit)
597	|| ttydev == NULL || *ttydev == '\0')
598	return;
599
600	privileges (RESTORE);
601	if (action == SAVE)
602	{
603	next_utmp_action = RESTORE;
604	makeutent (ttydev, rs[Rs_display_name]);
605	}
606	else
607	{ /* action == RESTORE */
608	next_utmp_action = IGNORE;
609	cleanutent ();
610	}
611	privileges (IGNORE);
612	}
613	#endif
614
615	#ifndef NO_SETOWNER_TTYDEV
616	void
617	rxvt_term::privileged_ttydev (char action)
618	{
619	D_MAIN ((stderr,
620	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
621	action, next_tty_action, getpid ()));
622	if (next_tty_action != action || (action != SAVE && action != RESTORE)
623	|| ttydev == NULL || *ttydev == '\0')
624	return;
625
626	privileges (RESTORE);
627
628	if (action == SAVE)
629	{
630	next_tty_action = RESTORE;
631	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
632	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
633	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
634	next_tty_action = IGNORE;
635	else
636	# endif
637
638	{
639	chown (ttydev, getuid (), ttygid); /* fail silently */
640	chmod (ttydev, ttymode);
641	# ifdef HAVE_REVOKE
642	revoke (ttydev);
643	# endif
644
645	}
646	}
647	else
648	{ /* action == RESTORE */
649	next_tty_action = IGNORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	chmod (ttydev, ttyfd_stat.st_mode);
652	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
653	# else
654	chmod (ttydev,
655	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
656	chown (ttydev, 0, 0);
657	# endif
658
659	}
660
661	privileges (IGNORE);
662
663	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
664	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
665	action == RESTORE ? "Restoring" : (action ==
666	SAVE ? "Saving" :
667	"UNKNOWN ERROR for"), ttydev,
668	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
669	ttyfd_stat.st_gid));
670	# endif
671	}
672	#endif
673		647
674	/*----------------------------------------------------------------------*/	648	/*----------------------------------------------------------------------*/
675	/*	649	/*
676	* window size/position calculcations for XSizeHint and other storage.	650	* window size/position calculcations for XSizeHint and other storage.
677	* if width/height are non-zero then override calculated width/height	651	* if width/height are non-zero then override calculated width/height
678	*/	652	*/
679	void	653	void
680	rxvt_term::window_calc (unsigned int width, unsigned int height)	654	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681	{	655	{
682	short recalc_x, recalc_y;	656	short recalc_x, recalc_y;
683	int x, y, sb_w, mb_h, flags;	657	int x, y, sb_w, flags;
684	unsigned int w, h;	658	unsigned int w, h;
685	unsigned int max_width, max_height;	659	unsigned int max_width, max_height;
		660	dDisp;
686		661
687	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	662	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,	663	ncol, nrow, szHint.width, szHint.height));
689	szHint.height));	664
690	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	665	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691	szHint.win_gravity = NorthWestGravity;	666	szHint.win_gravity = NorthWestGravity;
692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	667	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693		668
694	recalc_x = recalc_y = 0;	669	recalc_x = recalc_y = 0;
695	flags = 0;	670	flags = 0;
		671
696	if (!parsed_geometry)	672	if (!parsed_geometry)
697	{	673	{
698	parsed_geometry = 1;	674	parsed_geometry = 1;
		675
699	if (rs[Rs_geometry])	676	if (rs[Rs_geometry])
700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	677	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		678
701	if (flags & WidthValue)	679	if (flags & WidthValue)
702	{	680	{
703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	681	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
704	szHint.flags |= USSize;	682	szHint.flags |= USSize;
705	}	683	}
		684
706	if (flags & HeightValue)	685	if (flags & HeightValue)
707	{	686	{
708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	687	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
709	szHint.flags |= USSize;	688	szHint.flags |= USSize;
710	}	689	}
		690
711	if (flags & XValue)	691	if (flags & XValue)
712	{	692	{
713	szHint.x = x;	693	szHint.x = x;
714	szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
715	if (flags & XNegative)	696	if (flags & XNegative)
716	{	697	{
717	recalc_x = 1;	698	recalc_x = 1;
718	szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
719	}	700	}
720	}	701	}
		702
721	if (flags & YValue)	703	if (flags & YValue)
722	{	704	{
723	szHint.y = y;	705	szHint.y = y;
724	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
725	if (flags & YNegative)	708	if (flags & YNegative)
726	{	709	{
727	recalc_y = 1;	710	recalc_y = 1;
		711
728	if (szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
729	szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
730	else	714	else
731	szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
732	}	716	}
733	}	717	}
734	}	718	}
735		719
736	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
737	TermWin.width = TermWin.ncol * TermWin.fwidth;	721	width = ncol * fwidth;
738	TermWin.height = TermWin.nrow * TermWin.fheight;	722	height = nrow * fheight;
739	max_width = MAX_COLS * TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
740	max_height = MAX_ROWS * TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
741		725
742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
743		727
744	sb_w = mb_h = 0;	728	sb_w = 0;
745	window_vt_x = window_vt_y = 0;	729	window_vt_x = window_vt_y = int_bwidth;
746	if (scrollbar_visible ())	730
		731	if (scrollBar.state)
747	{	732	{
748	sb_w = scrollbar_TotalWidth ();	733	sb_w = scrollbar_TotalWidth ();
749	szHint.base_width += sb_w;	734	szHint.base_width += sb_w;
750	if (! (Options & Opt_scrollBar_right))	735	if (!OPTION (Opt_scrollBar_right))
751	window_vt_x = sb_w;	736	window_vt_x += sb_w;
752	}
753	if (menubar_visible ())
754	{	737	}
755	mb_h = menuBar_TotalHeight ();	738
756	szHint.base_height += mb_h;
757	window_vt_y = mb_h;
758	}
759	szHint.width_inc = TermWin.fwidth;	739	szHint.width_inc = fwidth;
760	szHint.height_inc = TermWin.fheight;	740	szHint.height_inc = fheight;
761	szHint.min_width = szHint.base_width + szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
762	szHint.min_height = szHint.base_height + szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
763		743
764	if (width && width - szHint.base_width < max_width)	744	if (newwidth && newwidth - szHint.base_width < max_width)
765	{	745	{
766	szHint.width = width;	746	szHint.width = newwidth;
767	TermWin.width = width - szHint.base_width;	747	width = newwidth - szHint.base_width;
768	}	748	}
769	else	749	else
770	{	750	{
771	MIN_IT (TermWin.width, max_width);	751	min_it (width, max_width);
772	szHint.width = szHint.base_width + TermWin.width;	752	szHint.width = szHint.base_width + width;
773	}	753	}
		754
774	if (height && height - szHint.base_height < max_height)	755	if (newheight && newheight - szHint.base_height < max_height)
775	{	756	{
776	szHint.height = height;	757	szHint.height = newheight;
777	TermWin.height = height - szHint.base_height;	758	height = newheight - szHint.base_height;
778	}	759	}
779	else	760	else
780	{	761	{
781	MIN_IT (TermWin.height, max_height);	762	min_it (height, max_height);
782	szHint.height = szHint.base_height + TermWin.height;	763	szHint.height = szHint.base_height + height;
783	}	764	}
784	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	765
		766	if (scrollBar.state && OPTION (Opt_scrollBar_right))
785	window_sb_x = szHint.width - sb_w;	767	window_sb_x = szHint.width - sb_w;
786		768
787	if (recalc_x)	769	if (recalc_x)
788	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	770	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
789	- szHint.width - 2 * TermWin.ext_bwidth);
790	if (recalc_y)	771	if (recalc_y)
791	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	772	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
792	- szHint.height - 2 * TermWin.ext_bwidth);
793		773
794	TermWin.ncol = TermWin.width / TermWin.fwidth;	774	ncol = width / fwidth;
795	TermWin.nrow = TermWin.height / TermWin.fheight;	775	nrow = height / fheight;
796	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	776	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
797	TermWin.ncol, TermWin.nrow, szHint.width,	777	ncol, nrow, szHint.width,
798	szHint.height));	778	szHint.height));
799	return;	779	return;
800	}	780	}
801		781
802	/*----------------------------------------------------------------------*/	782	/*----------------------------------------------------------------------*/
…		…
805	* Called after a window size change.	785	* Called after a window size change.
806	*/	786	*/
807	void	787	void
808	rxvt_term::tt_winch ()	788	rxvt_term::tt_winch ()
809	{	789	{
		790	if (pty->pty < 0)
		791	return;
		792
810	struct winsize ws;	793	struct winsize ws;
811		794
812	if (cmd_fd < 0)
813	return;
814
815	ws.ws_col = TermWin.ncol;	795	ws.ws_col = ncol;
816	ws.ws_row = TermWin.nrow;	796	ws.ws_row = nrow;
817	ws.ws_xpixel = ws.ws_ypixel = 0;	797	ws.ws_xpixel = width;
818	#ifndef DEBUG_SIZE	798	ws.ws_ypixel = height;
819	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	799	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
820	#else	800
821	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	801	#if 0
822	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	802	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
823	# ifdef SIGWINCH
824	else if (cmd_pid) /* force through to the command */	803	if (cmd_pid) /* force through to the command */
825	kill (cmd_pid, SIGWINCH);	804	kill (-cmd_pid, SIGWINCH);
826	# endif
827	#endif	805	#endif
828	}	806	}
829		807
830	/*----------------------------------------------------------------------*/	808	/*----------------------------------------------------------------------*/
831	/* rxvt_change_font () - Switch to a new font */	809	/* set_fonts () - load and set the various fonts
832	/*	810	*
833	* init = 1 - initialize	811	* init = 1 - initialize
834	*	812	*
835	* fontname == FONT_UP - switch to bigger font	813	* fontname == FONT_UP - switch to bigger font
836	* fontname == FONT_DN - switch to smaller font	814	* fontname == FONT_DN - switch to smaller font
837	*/	815	*/
838	bool	816	bool
839	rxvt_term::change_font (const char *fontname)	817	rxvt_term::set_fonts ()
840	{	818	{
841	if (fontname == FONT_UP)
842	{
843	// TODO
844	}
845	else if (fontname == FONT_DN)
846	{
847	// TODO
848	}
849	else
850	{
851	rxvt_fontset *fs = new rxvt_fontset (this);	819	rxvt_fontset *fs = new rxvt_fontset (this);
		820	rxvt_fontprop prop;
852		821
853	if (fs && fs->populate (fontname ? fontname : "fixed"))	822	if (!fs
		823	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		824	|| !fs->realize_font (1))
		825	{
		826	delete fs;
		827	return false;
		828	}
		829
		830	#if ENABLE_STYLES
		831	for (int i = RS_styleCount; --i; )
		832	if (fontset[i] != fontset[0])
		833	delete fontset[i];
		834	#endif
		835
		836	delete fontset[0];
		837	fontset[0] = fs;
		838
		839	prop = (*fs)[1]->properties ();
		840	prop.height += lineSpace;
		841	fs->set_prop (prop);
		842
		843	fwidth = prop.width;
		844	fheight = prop.height;
		845	fbase = prop.ascent;
		846
		847	for (int style = 1; style < 4; style++)
		848	{
		849	#if ENABLE_STYLES
		850	const char *res = rs[Rs_font + style];
		851
		852	if (res && !*res)
		853	fontset[style] = fontset[0];
		854	else
854	{	855	{
855	delete TermWin.fontset;	856	fontset[style] = fs = new rxvt_fontset (this);
856	TermWin.fontset = fs;	857	rxvt_fontprop prop2 = prop;
857	TermWin.fwidth = fs->base_font ()->width;
858	TermWin.fheight = fs->base_font ()->height;
859	TermWin.fbase = fs->base_font ()->ascent;
860		858
861	if (TermWin.parent[0])	859	if (res)
		860	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		861	else
862	{	862	{
863	resize_all_windows (0, 0, 0);	863	res = fontset[0]->fontdesc;
864	scr_remap_chars ();	864
865	scr_touch (true);	865	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		866	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
866	}	867	}
867		868
868	return true;	869	fs->populate (res);
		870	fs->set_prop (prop2);
869	}	871	}
		872	#else
		873	fontset[style] = fontset[0];
		874	#endif
		875	}
		876
		877	if (parent[0])
870	}	878	{
		879	resize_all_windows (0, 0, 0);
		880	scr_remap_chars ();
		881	scr_touch (true);
		882	}
871		883
872	return false;	884	return true;
873	}	885	}
874		886
875	bool	887	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
876	rxvt_term::font_up_down (int n, int direction)
877	{	888	{
878	return false;	889	XChangeProperty (display->display, parent[0],
		890	prop, XA_STRING, 8, PropModeReplace,
		891	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		892	}
		893
		894	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		895	{
		896	wchar_t *ws = rxvt_mbstowcs (str, len);
		897	char *s = rxvt_wcstoutf8 (ws);
		898
		899	XChangeProperty (display->display, parent[0],
		900	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		901	(const unsigned char *)s, strlen (s));
		902
		903	free (s);
		904	free (ws);
879	}	905	}
880		906
881	/*----------------------------------------------------------------------*/	907	/*----------------------------------------------------------------------*/
882	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
883	/* xterm sequences - title, iconName, color (exptl) */	909	/* xterm sequences - title, iconName, color (exptl) */
884	void	910	void
885	rxvt_term::set_title (const char *str)	911	rxvt_term::set_title (const char *str)
886	{	912	{
887	#ifdef SMART_WINDOW_TITLE	913	set_string_property (XA_WM_NAME, str);
888	char *name;	914	#if ENABLE_EWMH
889		915	set_utf8_property (xa[XA_NET_WM_NAME], str);
890	if (!XFetchName (display->display, TermWin.parent[0], &name))
891	name = NULL;
892
893	if (name == NULL || STRCMP (name, str))
894	#endif
895	XStoreName (display->display, TermWin.parent[0], str);
896
897	#ifdef SMART_WINDOW_TITLE
898	if (name)
899	XFree (name);
900	#endif	916	#endif
901	}	917	}
902		918
903	void	919	void
904	rxvt_term::set_icon_name (const char *str)	920	rxvt_term::set_icon_name (const char *str)
905	{	921	{
906	#ifdef SMART_WINDOW_TITLE	922	set_string_property (XA_WM_ICON_NAME, str);
907	char *name;	923	#if ENABLE_EWMH
908		924	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
909	if (!XGetIconName (display->display, TermWin.parent[0], &name))
910	name = NULL;
911
912	if (name == NULL || STRCMP (name, str))
913	#endif
914	XSetIconName (display->display, TermWin.parent[0], str);
915
916	#ifdef SMART_WINDOW_TITLE
917	if (name)
918	XFree (name);
919	#endif	925	#endif
920	}	926	}
921		927
922	#ifdef XTERM_COLOR_CHANGE	928	#ifdef XTERM_COLOR_CHANGE
923	void	929	void
…		…
931		937
932	/* handle color aliases */	938	/* handle color aliases */
933	if (isdigit (*color))	939	if (isdigit (*color))
934	{	940	{
935	i = atoi (color);	941	i = atoi (color);
		942
936	if (i >= 8 && i <= 15)	943	if (i >= 8 && i <= 15)
937	{ /* bright colors */	944	{ /* bright colors */
938	i -= 8;	945	i -= 8;
939	# ifndef NO_BRIGHTCOLOR
940	PixColors[idx] = PixColors[minBrightCOLOR + i];	946	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
941	SET_PIXCOLOR (idx);	947	SET_PIXCOLOR (idx);
942	goto Done;	948	goto done;
943	# endif
944
945	}	949	}
		950
946	if (i >= 0 && i <= 7)	951	if (i >= 0 && i <= 7)
947	{ /* normal colors */	952	{ /* normal colors */
948	PixColors[idx] = PixColors[minCOLOR + i];	953	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
949	SET_PIXCOLOR (idx);	954	SET_PIXCOLOR (idx);
950	goto Done;	955	goto done;
951	}	956	}
952	}	957	}
953		958
954	if (!rXParseAllocColor (& xcol, color))	959	if (!rXParseAllocColor (&xcol, color))
955	return;	960	return;
956		961
957	/* XStoreColor (display->display, XCMAP, XColor*); */	962	/* XStoreColor (display->display, display->cmap, XColor*); */
958		963
959	/*	964	/*
960	* FIXME: should free colors here, but no idea how to do it so instead,	965	* FIXME: should free colors here, but no idea how to do it so instead,
961	* so just keep gobbling up the colormap	966	* so just keep gobbling up the colormap
962	*/	967	*/
963	# if 0	968	# if 0
964	for (i = Color_Black; i <= Color_White; i++)	969	for (i = Color_Black; i <= Color_White; i++)
965	if (PixColors[idx] == PixColors[i])	970	if (pix_colors[idx] == pix_colors[i])
966	break;	971	break;
967	if (i > Color_White)	972	if (i > Color_White)
968	{	973	{
969	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	974	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
970	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	975	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
971	DisplayPlanes (display->display, display->screen));	976	DisplayPlanes (display->display, display->screen));
972	}	977	}
973	# endif	978	# endif
974		979
975	PixColors[idx] = xcol;	980	pix_colors_focused[idx] = xcol;
976	SET_PIXCOLOR (idx);	981	SET_PIXCOLOR (idx);
977		982
978	/* XSetWindowAttributes attr; */	983	/* XSetWindowAttributes attr; */
979	/* Cursor cursor; */	984	/* Cursor cursor; */
980	Done:	985	done:
981	if (idx == Color_bg && ! (Options & Opt_transparent))
982	XSetWindowBackground (display->display, TermWin.vt,
983	PixColors[Color_bg]);
984		986
		987	#if OFF_FOCUS_FADING
		988	if (rs[Rs_fade])
		989	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		990	#endif
		991
985	/* handle Color_BD, scrollbar background, etc. */	992	/*TODO: handle Color_BD, scrollbar background, etc. */
986		993
987	set_colorfgbg ();
988	recolour_cursor ();	994	recolour_cursor ();
989	scr_touch (true);	995	scr_recolour ();
990	}	996	}
991		997
992	#else	998	#else
993	# define set_window_color (idx,color) ((void)0)	999	# define set_window_color (idx,color) ((void)0)
994	#endif /* XTERM_COLOR_CHANGE */	1000	#endif /* XTERM_COLOR_CHANGE */
…		…
996	void	1002	void
997	rxvt_term::recolour_cursor ()	1003	rxvt_term::recolour_cursor ()
998	{	1004	{
999	XColor xcol[2];	1005	XColor xcol[2];
1000		1006
1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];	1007	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1002	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];	1008	? pix_colors_focused[Color_pointer_fg]
		1009	: pix_colors_focused[Color_fg];
		1010	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1011	? pix_colors_focused[Color_pointer_bg]
		1012	: pix_colors_focused[Color_bg];
		1013
1003	XQueryColors (display->display, XCMAP, xcol, 2);	1014	XQueryColors (display->display, display->cmap, xcol, 2);
1004	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	1015	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1005	}	1016	}
1006		1017
1007	/*----------------------------------------------------------------------*/	1018	/*----------------------------------------------------------------------*/
1008	/*	1019	/*
1009	* find if fg/bg matches any of the normal (low-intensity) colors	1020	* find if fg/bg matches any of the normal (low-intensity) colors
1010	*/	1021	*/
1011	void	1022	void
1012	rxvt_term::set_colorfgbg ()	1023	rxvt_term::set_colorfgbg ()
1013	{	1024	{
1014	unsigned int i;	1025	unsigned int i;
1015	const char *xpmb = "\0";	1026	const char *xpmb = "\0";
1016	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1027	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1017		1028
1018	env_colorfgbg =
1019	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1020	STRCPY (fstr, "default");	1030	strcpy (fstr, "default");
1021	STRCPY (bstr, "default");	1031	strcpy (bstr, "default");
1022	for (i = Color_Black; i <= Color_White; i++)	1032	for (i = Color_Black; i <= Color_White; i++)
1023	if (PixColors[Color_fg] == PixColors[i])	1033	if (pix_colors[Color_fg] == pix_colors[i])
1024	{	1034	{
1025	sprintf (fstr, "%d", (i - Color_Black));	1035	sprintf (fstr, "%d", (i - Color_Black));
1026	break;	1036	break;
1027	}	1037	}
		1038
1028	for (i = Color_Black; i <= Color_White; i++)	1039	for (i = Color_Black; i <= Color_White; i++)
1029	if (PixColors[Color_bg] == PixColors[i])	1040	if (pix_colors[Color_bg] == pix_colors[i])
1030	{	1041	{
1031	sprintf (bstr, "%d", (i - Color_Black));	1042	sprintf (bstr, "%d", (i - Color_Black));
1032	#ifdef XPM_BACKGROUND	1043	#ifdef XPM_BACKGROUND
1033	xpmb = "default;";	1044	xpmb = "default;";
1034	#endif	1045	#endif
1035	break;	1046	break;
1036	}	1047	}
1037		1048
1038	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1049	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1039
1040	#ifndef NO_BRIGHTCOLOR
1041	colorfgbg = DEFAULT_RSTYLE;
1042	for (i = minCOLOR; i <= maxCOLOR; i++)
1043	{
1044	if (PixColors[Color_fg] == PixColors[i])
1045	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1046	if (PixColors[Color_bg] == PixColors[i])
1047	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1048	}
1049	#endif
1050	}	1050	}
1051		1051
1052	/*----------------------------------------------------------------------*/	1052	/*----------------------------------------------------------------------*/
1053	/*
1054	* Colour determination for low colour displays, routine from
1055	* Hans de Goede <hans@highrise.nl>
1056	*/
1057		1053
1058	int	1054	int
1059	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1055	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1060	{	1056	{
1061	if (!screen_in_out->set (display, colour))	1057	if (!screen_in_out->set (display, colour))
…		…
1069		1065
1070	/* -------------------------------------------------------------------- *	1066	/* -------------------------------------------------------------------- *
1071	* - WINDOW RESIZING - *	1067	* - WINDOW RESIZING - *
1072	* -------------------------------------------------------------------- */	1068	* -------------------------------------------------------------------- */
1073	void	1069	void
1074	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1070	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1075	{	1071	{
1076	int fix_screen;	1072	int fix_screen;
1077
1078	#ifdef SMART_RESIZE
1079	int old_width = szHint.width, old_height = szHint.height;	1073	int old_width = szHint.width, old_height = szHint.height;
1080	#endif	1074	dDisp;
1081		1075
1082	window_calc (width, height);	1076	window_calc (newwidth, newheight);
1083	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1077	XSetWMNormalHints (disp, parent[0], &szHint);
		1078
1084	if (!ignoreparent)	1079	if (!ignoreparent)
1085	{	1080	{
1086	#ifdef SMART_RESIZE	1081	#ifdef SMART_RESIZE
1087	/*	1082	/*
1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1083	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1091	int x, y, x1, y1;	1086	int x, y, x1, y1;
1092	int dx, dy;	1087	int dx, dy;
1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1088	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1094	Window unused_cr;	1089	Window unused_cr;
1095		1090
1096	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1091	XTranslateCoordinates (disp, parent[0], display->root,
1097	0, 0, &x, &y, &unused_cr);	1092	0, 0, &x, &y, &unused_cr);
1098	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1093	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1094	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1100	/*	1095	/*
1101	* if display->root isn't the parent window, a WM will probably have offset	1096	* if display->root isn't the parent window, a WM will probably have offset
1102	* our position for handles and decorations. Counter it	1097	* our position for handles and decorations. Counter it
1103	*/	1098	*/
…		…
1105	{	1100	{
1106	x -= x1;	1101	x -= x1;
1107	y -= y1;	1102	y -= y1;
1108	}	1103	}
1109		1104
1110	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1105	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1111	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1106	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1112	dx = old_width - szHint.width;	1107	dx = old_width - szHint.width;
1113	dy = old_height - szHint.height;	1108	dy = old_height - szHint.height;
1114		1109
1115	/* Check position of the center of the window */	1110	/* Check position of the center of the window */
1116	if (x < x1) /* left half */	1111	if (x < x1) /* left half */
…		…
1120	if (y < y1) /* top half */	1115	if (y < y1) /* top half */
1121	dy = 0;	1116	dy = 0;
1122	else if (y == y1) /* exact center */	1117	else if (y == y1) /* exact center */
1123	dy /= 2;	1118	dy /= 2;
1124		1119
1125	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1120	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1126	szHint.width, szHint.height);	1121	szHint.width, szHint.height);
1127	#else	1122	#else
1128	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1123	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1129	szHint.height);
1130	#endif	1124	#endif
1131
1132	}	1125	}
1133		1126
1134	fix_screen = (TermWin.ncol != prev_ncol	1127	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1135	|| TermWin.nrow != prev_nrow);
1136		1128
1137	if (fix_screen || width != old_width || height != old_height)	1129	if (fix_screen || newwidth != old_width || newheight != old_height)
1138	{	1130	{
1139	if (scrollbar_visible ())	1131	if (scrollBar.state)
1140	{	1132	{
1141	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1133	XMoveResizeWindow (disp, scrollBar.win,
		1134	window_sb_x, 0,
1142	0, scrollbar_TotalWidth (), szHint.height);	1135	scrollbar_TotalWidth (), szHint.height);
1143	resize_scrollbar ();	1136	resize_scrollbar ();
1144	}	1137	}
1145		1138
1146	if (menubar_visible ())	1139	XMoveResizeWindow (disp, vt,
1147	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1140	window_vt_x, window_vt_y,
1148	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1149
1150	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1151	window_vt_y, TermWin_TotalWidth (),
1152	TermWin_TotalHeight ());	1141	width, height);
1153	scr_clear (height != old_height);	1142
		1143	scr_clear ();
1154	#ifdef XPM_BACKGROUND	1144	#ifdef XPM_BACKGROUND
1155	resize_pixmap ();	1145	resize_pixmap ();
1156	#endif	1146	#endif
1157
1158	}	1147	}
1159		1148
1160	if (fix_screen || old_height == 0)	1149	if (fix_screen || old_height == 0)
1161	{	1150	{
1162	int curr_screen = -1;	1151	int curr_screen = -1;
1163	int old_ncol = prev_ncol;	1152	int old_ncol = prev_ncol;
1164		1153
1165	/* scr_reset only works on the primary screen */	1154	/* scr_reset only works on the primary screen */
1166	if (old_height) /* this is not the first time through */	1155	if (old_height) /* this is not the first time through */
1167	{	1156	{
1168	unsigned int ncol = TermWin.ncol;	1157	unsigned int ocol = ncol;
1169	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1158	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1170	curr_screen = scr_change_screen (PRIMARY);	1159	curr_screen = scr_change_screen (PRIMARY);
1171	TermWin.ncol = ncol;	1160	ncol = ocol;
1172	}	1161	}
1173		1162
1174	scr_reset ();	1163	scr_reset ();
1175		1164
1176	if (curr_screen >= 0) /* this is not the first time through */	1165	if (curr_screen >= 0) /* this is not the first time through */
1177	{	1166	{
1178	scr_change_screen (curr_screen);	1167	scr_change_screen (curr_screen);
1179	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1168	selection_check (old_ncol != ncol ? 4 : 0);
1180	}	1169	}
1181	}	1170	}
1182		1171
1183	old_width = szHint.width;	1172	old_width = szHint.width;
1184	old_height = szHint.height;	1173	old_height = szHint.height;
		1174
		1175	#ifdef XPM_BACKGROUND
		1176	if (pixmap)
		1177	scr_touch (false);
		1178	#endif
1185		1179
1186	#ifdef USE_XIM	1180	#ifdef USE_XIM
1187	IMSetStatusPosition ();	1181	IMSetStatusPosition ();
1188	#endif	1182	#endif
1189	}	1183	}
…		…
1191	/*	1185	/*
1192	* Set the width/height of the vt window in characters. Units are pixels.	1186	* Set the width/height of the vt window in characters. Units are pixels.
1193	* good for toggling 80/132 columns	1187	* good for toggling 80/132 columns
1194	*/	1188	*/
1195	void	1189	void
1196	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1190	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1197	{	1191	{
1198	XWindowAttributes wattr;	1192	XWindowAttributes wattr;
1199		1193
1200	if (width == 0 || height == 0)	1194	if (newwidth == 0 || newheight == 0)
1201	{	1195	{
1202	XGetWindowAttributes (display->display, display->root, &wattr);	1196	XGetWindowAttributes (display->display, display->root, &wattr);
		1197
1203	if (width == 0)	1198	if (newwidth == 0)
1204	width = wattr.width - szHint.base_width;	1199	newwidth = wattr.width - szHint.base_width;
1205	if (height == 0)	1200	if (newheight == 0)
1206	height = wattr.height - szHint.base_height;	1201	newheight = wattr.height - szHint.base_height;
1207	}
1208	if (width != TermWin.width || height != TermWin.height)
1209	{	1202	}
		1203
		1204	if (newwidth != width || newheight != height)
		1205	{
1210	width += szHint.base_width;	1206	newwidth += szHint.base_width;
1211	height += szHint.base_height;	1207	newheight += szHint.base_height;
1212	resize_all_windows (width, height, 0);	1208	resize_all_windows (newwidth, newheight, 0);
1213	}	1209	}
1214	}	1210	}
1215		1211
1216	/* -------------------------------------------------------------------- *	1212	/* -------------------------------------------------------------------- *
1217	* - X INPUT METHOD ROUTINES - *	1213	* - X INPUT METHOD ROUTINES - *
1218	* -------------------------------------------------------------------- */	1214	* -------------------------------------------------------------------- */
1219	#ifdef USE_XIM	1215	#ifdef USE_XIM
1220		1216
1221	void	1217	void
		1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1219	{
		1220	fg = pix_colors[Color_fg];
		1221	bg = pix_colors[Color_bg];
		1222	}
		1223
		1224	void
1222	rxvt_term::im_set_size (XRectangle *size)	1225	rxvt_term::im_set_size (XRectangle &size)
1223	{	1226	{
1224	size->x = TermWin.int_bwidth;	1227	// the int_bwidth terms make no sense to me
1225	size->y = TermWin.int_bwidth;	1228	size.x = int_bwidth;
1226	size->width = Width2Pixel (TermWin.ncol);	1229	size.y = int_bwidth;
1227	size->height = Height2Pixel (TermWin.nrow);	1230	size.width = Width2Pixel (ncol) + int_bwidth;
		1231	size.height = Height2Pixel (nrow) + int_bwidth;
1228	}	1232	}
1229		1233
1230	void	1234	void
1231	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1235	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1236	XRectangle &status_rect,
		1237	const XRectangle &needed_rect)
1232	{	1238	{
1233	*fg = PixColors[Color_fg];	1239	preedit_rect.x = needed_rect.width;
1234	*bg = PixColors[Color_bg];	1240	preedit_rect.y = 0;
		1241	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1242	preedit_rect.height = fheight;
		1243
		1244	status_rect.x = 0;
		1245	status_rect.y = 0;
		1246	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1247	status_rect.height = fheight;
1235	}	1248	}
1236		1249
1237	/* Checking whether input method is running. */	1250	/* Checking whether input method is running. */
1238	bool	1251	bool
1239	rxvt_term::IMisRunning ()	1252	rxvt_term::IMisRunning ()
1240	{	1253	{
1241	char *p;	1254	char *p;
1242	Atom atom;	1255	Atom atom;
1243	Window win;	1256	Window win;
1244	char server[IMBUFSIZ];	1257	char server[IMBUFSIZ];
1245		1258
1246	/* get current locale modifier */	1259	/* get current locale modifier */
1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1248	{	1261	{
1249	STRCPY (server, "@server=");	1262	strcpy (server, "@server=");
1250	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1264
1251	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1252	*p = '\0';	1266	*p = '\0';
1253		1267
1254	atom = XInternAtom (display->display, server, False);	1268	atom = XInternAtom (display->display, server, False);
1255	win = XGetSelectionOwner (display->display, atom);	1269	win = XGetSelectionOwner (display->display, atom);
		1270
1256	if (win != None)	1271	if (win != None)
1257	return True;	1272	return True;
1258	}	1273	}
		1274
1259	return False;	1275	return False;
1260	}	1276	}
1261		1277
1262	void	1278	void
1263	rxvt_term::IMSendSpot ()	1279	rxvt_term::IMSendSpot ()
1264	{	1280	{
1265	XPoint spot;	1281	XPoint nspot;
1266	XVaNestedList preedit_attr;	1282	XVaNestedList preedit_attr;
1267		1283
1268	if (Input_Context == NULL	1284	if (!Input_Context
		1285	|| !focus
1269	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1286	|| !(input_style & XIMPreeditPosition))
1270	|| ! (event_type == KeyPress
1271	|| event_type == Expose
1272	|| event_type == NoExpose
1273	|| event_type == SelectionNotify
1274	|| event_type == ButtonRelease || event_type == FocusIn)
1275	|| !IMisRunning ())
1276	return;	1287	return;
1277		1288
1278	im_set_position (&spot);	1289	im_set_position (nspot);
		1290
		1291	if (nspot.x == spot.x && nspot.y == spot.y)
		1292	return;
		1293
		1294	spot = nspot;
1279		1295
1280	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1296	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1281	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1297	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1282	XFree (preedit_attr);	1298	XFree (preedit_attr);
1283	}	1299	}
1284		1300
1285	void	1301	void
1286	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1287	XRectangle * needed_rect)
1288	{
1289	int mbh, vtx = 0;
1290
1291	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1292	vtx = scrollbar_TotalWidth ();
1293
1294	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1295	mbh -= TermWin.lineSpace;
1296
1297	preedit_rect->x = needed_rect->width + vtx;
1298	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1299
1300	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1301	preedit_rect->height = Height2Pixel (1);
1302
1303	status_rect->x = vtx;
1304	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1305
1306	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1307	status_rect->height = Height2Pixel (1);
1308	}
1309
1310	void
1311	rxvt_term::im_destroy ()	1302	rxvt_term::im_destroy ()
1312	{	1303	{
1313	if (Input_Context)
1314	{
1315	XDestroyIC (Input_Context);
1316	Input_Context = NULL;
1317	}
1318
1319	if (input_method)	1304	if (input_method)
1320	{	1305	{
		1306	if (Input_Context && input_method->xim)
		1307	XDestroyIC (Input_Context);
		1308
1321	display->put_xim (input_method);	1309	display->put_xim (input_method);
1322	input_method = 0;	1310	input_method = 0;
1323	}	1311	}
		1312
		1313	Input_Context = 0;
1324	}	1314	}
1325		1315
1326	/*	1316	/*
1327	* Try to open a XIM with the current modifiers, then see if we can	1317	* Try to open a XIM with the current modifiers, then see if we can
1328	* open a suitable preedit type	1318	* open a suitable preedit type
1329	*/	1319	*/
1330	bool	1320	bool
1331	rxvt_term::IM_get_IC (const char *modifiers)	1321	rxvt_term::IM_get_IC (const char *modifiers)
1332	{	1322	{
1333	int i, j, found;	1323	int i, j, found;
1334	XIM xim;	1324	XIM xim;
1335	XPoint spot;	1325	XPoint spot;
1336	XRectangle rect, status_rect, needed_rect;	1326	XRectangle rect, status_rect, needed_rect;
1337	unsigned long fg, bg;	1327	unsigned long fg, bg;
1338	const char *p;	1328	const char *p;
1339	char **s;	1329	char **s;
1340	XIMStyles *xim_styles;	1330	XIMStyles *xim_styles;
1341	XVaNestedList preedit_attr, status_attr;	1331
		1332	set_environ (envv);
1342		1333
1343	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1334	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1344	return false;	1335	return false;
1345		1336
1346	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1337	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1347	input_method = display->get_xim (locale, modifiers);	1338	input_method = display->get_xim (locale, modifiers);
1348	if (input_method == NULL)	1339	if (input_method == NULL)
1349	return false;	1340	return false;
1350		1341
1351	xim = input_method->xim;	1342	xim = input_method->xim;
		1343	spot.x = spot.y = -1;
1352		1344
1353	xim_styles = NULL;	1345	xim_styles = NULL;
1354	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1346	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1355	|| !xim_styles || !xim_styles->count_styles)	1347	|| !xim_styles || !xim_styles->count_styles)
1356	{	1348	{
1357	display->put_xim (input_method);	1349	im_destroy ();
1358	return false;	1350	return false;
1359	}	1351	}
1360		1352
1361	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1353	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1354
		1355	for (int pi = 0; pi < 2; pi++)
		1356	{
		1357	p = pet[pi];
		1358
		1359	if (!p)
		1360	continue;
		1361
1362	s = rxvt_splitcommastring (p);	1362	s = rxvt_splitcommastring (p);
		1363
1363	for (i = found = 0; !found && s[i]; i++)	1364	for (i = found = 0; !found && s[i]; i++)
1364	{	1365	{
1365	if (!STRCMP (s[i], "OverTheSpot"))	1366	if (!strcmp (s[i], "OverTheSpot"))
1366	input_style = (XIMPreeditPosition | XIMStatusNothing);	1367	input_style = (XIMPreeditPosition | XIMStatusNothing);
1367	else if (!STRCMP (s[i], "OffTheSpot"))	1368	else if (!strcmp (s[i], "OffTheSpot"))
1368	input_style = (XIMPreeditArea | XIMStatusArea);	1369	input_style = (XIMPreeditArea | XIMStatusArea);
1369	else if (!STRCMP (s[i], "Root"))	1370	else if (!strcmp (s[i], "Root"))
1370	input_style = (XIMPreeditNothing | XIMStatusNothing);	1371	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1372	else if (!strcmp (s[i], "None"))
		1373	input_style = (XIMPreeditNone | XIMStatusNone);
1371		1374
1372	for (j = 0; j < xim_styles->count_styles; j++)	1375	for (j = 0; j < xim_styles->count_styles; j++)
1373	if (input_style == xim_styles->supported_styles[j])	1376	if (input_style == xim_styles->supported_styles[j])
1374	{	1377	{
		1378	rxvt_freecommastring (s);
		1379
1375	found = 1;	1380	found = 1;
1376	break;	1381	goto foundpet;
		1382	}
		1383
1377	}	1384	}
1378	}
1379		1385
1380	for (i = 0; s[i]; i++)	1386	rxvt_freecommastring (s);
1381	free (s[i]);	1387	}
1382		1388
1383	free (s);	1389	foundpet:
		1390
1384	XFree (xim_styles);	1391	XFree (xim_styles);
1385		1392
1386	if (!found)	1393	if (!found)
1387	{	1394	{
1388	display->put_xim (input_method);	1395	im_destroy ();
1389	return false;	1396	return false;
1390	}	1397	}
1391		1398
1392	preedit_attr = status_attr = NULL;	1399	XFontSet fs = 0;
		1400	XVaNestedList preedit_attr = 0, status_attr = 0;
		1401
		1402	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1403	{
		1404	// fake us a font-set, please
		1405	char **missing_charset_list;
		1406	int missing_charset_count;
		1407	char *def_string;
		1408	char pat[512];
		1409
		1410	sprintf (pat,
		1411	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1412	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1413	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1414	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1415	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1416	"*",
		1417	fheight,
		1418	fheight + 1, fheight - 1,
		1419	fheight - 2, fheight + 2);
		1420
		1421	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1422	&missing_charset_list, &missing_charset_count, &def_string);
		1423
		1424	if (missing_charset_list)
		1425	XFreeStringList (missing_charset_list);
		1426
		1427	if (!fs)
		1428	{
		1429	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1430	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1431	}
		1432	}
1393		1433
1394	if (input_style & XIMPreeditPosition)	1434	if (input_style & XIMPreeditPosition)
1395	{	1435	{
1396	im_set_size (&rect);	1436	im_set_size (rect);
1397	im_set_position (&spot);	1437	im_set_position (spot);
1398	im_set_color (&fg, &bg);	1438	im_set_color (fg, bg);
1399		1439
1400	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1440	preedit_attr = XVaCreateNestedList (0,
		1441	XNForeground, fg,
		1442	XNBackground, bg,
		1443	XNArea, &rect,
1401	XNSpotLocation, &spot,	1444	XNSpotLocation, &spot,
1402	XNForeground, fg, XNBackground, bg,
1403	//XNFontSet, TermWin.fontset,	1445	XNFontSet, fs,
1404	NULL);	1446	NULL);
1405	}	1447	}
1406	else if (input_style & XIMPreeditArea)	1448	else if (input_style & XIMPreeditArea)
1407	{	1449	{
1408	im_set_color (&fg, &bg);	1450	im_set_color (fg, bg);
1409		1451
1410	/*	1452	/*
1411	* The necessary width of preedit area is unknown	1453	* The necessary width of preedit area is unknown
1412	* until create input context.	1454	* until create input context.
1413	*/	1455	*/
1414	needed_rect.width = 0;	1456	needed_rect.width = 0;
1415
1416	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1457	im_set_preedit_area (rect, status_rect, needed_rect);
1417		1458
1418	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1459	preedit_attr = XVaCreateNestedList (0,
		1460	XNForeground, fg,
1419	XNForeground, fg, XNBackground, bg,	1461	XNBackground, bg,
		1462	XNArea, &rect,
		1463	XNFontSet, fs,
		1464	NULL);
		1465	status_attr = XVaCreateNestedList (0,
		1466	XNForeground, fg,
		1467	XNBackground, bg,
		1468	XNArea, &status_rect,
1420	//XNFontSet, TermWin.fontset,	1469	XNFontSet, fs,
1421	NULL);	1470	NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1423	XNForeground, fg, XNBackground, bg,
1424	//XNFontSet, TermWin.fontset,
1425	NULL);
1426	}	1471	}
1427		1472
1428	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1473	Input_Context = XCreateIC (xim,
		1474	XNInputStyle, input_style,
1429	XNClientWindow, TermWin.parent[0],	1475	XNClientWindow, vt,
1430	XNFocusWindow, TermWin.parent[0],	1476	XNFocusWindow, parent[0],
1431	preedit_attr ? XNPreeditAttributes : NULL,	1477	preedit_attr ? XNPreeditAttributes : NULL,
1432	preedit_attr,	1478	preedit_attr,
1433	status_attr ? XNStatusAttributes : NULL,	1479	status_attr ? XNStatusAttributes : NULL,
1434	status_attr, NULL);	1480	status_attr, NULL);
		1481
1435	if (preedit_attr) XFree (preedit_attr);	1482	if (preedit_attr) XFree (preedit_attr);
1436	if (status_attr) XFree (status_attr);	1483	if (status_attr) XFree (status_attr);
		1484	if (fs) XFreeFontSet (display->display, fs);
1437		1485
1438	if (Input_Context == NULL)	1486	if (Input_Context == NULL)
1439	{	1487	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1488	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	display->put_xim (input_method);	1489	im_destroy ();
1442	return false;	1490	return false;
1443	}	1491	}
1444		1492
1445	if (input_style & XIMPreeditArea)	1493	if (input_style & XIMPreeditArea)
1446	IMSetStatusPosition ();	1494	IMSetStatusPosition ();
…		…
1450	}	1498	}
1451		1499
1452	void	1500	void
1453	rxvt_term::im_cb ()	1501	rxvt_term::im_cb ()
1454	{	1502	{
1455	int i, found, had_im;	1503	int i;
1456	const char *p;	1504	const char *p;
1457	char **s;	1505	char **s;
1458	char buf[IMBUFSIZ];	1506	char buf[IMBUFSIZ];
1459		1507
		1508	make_current ();
		1509
1460	im_destroy ();	1510	im_destroy ();
1461		1511
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1512	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1513	if (Input_Context)
1464	return;	1514	return;
…		…
1472	if (p && *p)	1522	if (p && *p)
1473	{	1523	{
1474	bool found = false;	1524	bool found = false;
1475		1525
1476	s = rxvt_splitcommastring (p);	1526	s = rxvt_splitcommastring (p);
		1527
1477	for (i = 0; s[i]; i++)	1528	for (i = 0; s[i]; i++)
1478	{	1529	{
1479	if (*s[i])	1530	if (*s[i])
1480	{	1531	{
1481	STRCPY (buf, "@im=");	1532	strcpy (buf, "@im=");
1482	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1533	strncat (buf, s[i], IMBUFSIZ - 5);
1483	if (IM_get_IC (buf))	1534	if (IM_get_IC (buf))
1484	{	1535	{
1485	found = true;	1536	found = true;
1486	break;	1537	break;
1487	}	1538	}
1488	}	1539	}
1489	}	1540	}
1490	for (i = 0; s[i]; i++)	1541
1491	free (s[i]);	1542	rxvt_freecommastring (s);
1492	free (s);
1493		1543
1494	if (found)	1544	if (found)
1495	goto done;	1545	goto done;
1496	}	1546	}
1497		1547
…		…
1511	}	1561	}
1512		1562
1513	void	1563	void
1514	rxvt_term::IMSetStatusPosition ()	1564	rxvt_term::IMSetStatusPosition ()
1515	{	1565	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1566	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1567	XVaNestedList preedit_attr, status_attr;
1518		1568
1519	if (Input_Context == NULL	1569	if (!Input_Context
		1570	|| !focus
1520	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1571	|| !(input_style & XIMPreeditArea)
1521	|| !IMisRunning ())	1572	|| !IMisRunning ())
1522	return;	1573	return;
1523		1574
1524	/* Getting the necessary width of preedit area */	1575	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1576	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1577	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1578	XFree (status_attr);
1528		1579
1529	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1580	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1581	XFree (needed_rect);
1530		1582
1531	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1583	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1532	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1584	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1533		1585
1534	XSetICValues (Input_Context,	1586	XSetICValues (Input_Context,
1535	XNPreeditAttributes, preedit_attr,	1587	XNPreeditAttributes, preedit_attr,
1536	XNStatusAttributes, status_attr, NULL);	1588	XNStatusAttributes, status_attr, NULL);
1537		1589
1538	XFree (preedit_attr);	1590	XFree (preedit_attr);
1539	XFree (status_attr);	1591	XFree (status_attr);
1540	}	1592	}
1541	#endif /* USE_XIM */	1593	#endif /* USE_XIM */
1542		1594
1543	/*----------------------------------------------------------------------*/
1544	rxvt_t rxvt_current_term;
1545
1546	/*----------------------- end-of-file (C source) -----------------------*/	1595	/*----------------------- end-of-file (C source) -----------------------*/

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