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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.54 by pcg, Mon Mar 15 00:08:11 2004 UTC vs.
Revision 1.220 by root, Sat Feb 11 10:53:37 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
49	static char curlocale[128];	56	static char curlocale[128], savelocale[128];
50		57
51	void	58	bool
52	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
53	{	60	{
54	if (locale && STRNCMP (locale, curlocale, 128))	61	if (!locale || !strncmp (locale, curlocale, 128))
55	{	62	return false;
		63
56	STRNCPY (curlocale, locale, 128);	64	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	65	setlocale (LC_CTYPE, curlocale);
58	}	66	return true;
		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);
59	}	80	}
60		81
61	#if ENABLE_COMBINING	82	#if ENABLE_COMBINING
62	class rxvt_composite_vec rxvt_composite;	83	class rxvt_composite_vec rxvt_composite;
63		84
…		…
120	return len;	141	return len;
121		142
122	}	143	}
123	#endif	144	#endif
124		145
125	void *
126	rxvt_term::operator new (size_t s)
127	{
128	void *p = malloc (s);
129
130	MEMSET (p, 0, s);
131	return p;
132	}
133
134	void
135	rxvt_term::operator delete (void *p, size_t s)
136	{
137	free (p);
138	}
139
140	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
141	:	147	:
		148	#if TRANSPARENT
142	rootwin_ev (this, &rxvt_term::rootwin_cb),	149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	#ifndef NO_BELL
		176	bell_ev (this, &rxvt_term::bell_cb),
		177	#endif
143	termwin_ev (this, &rxvt_term::x_cb),	178	termwin_ev (this, &rxvt_term::x_cb),
144	vt_ev (this, &rxvt_term::x_cb),	179	vt_ev (this, &rxvt_term::x_cb),
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev (this, &rxvt_term::x_cb),
147	#endif
148	#ifdef MENUBAR
149	menubar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef CURSOR_BLINK
152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
153	#endif
154	#ifdef TEXT_BLINK
155	text_blink_ev (this, &rxvt_term::text_blink_cb),
156	#endif
157	#ifdef POINTER_BLANK
158	pointer_ev (this, &rxvt_term::pointer_cb),
159	#endif
160	#ifdef USE_XIM
161	im_ev (this, &rxvt_term::im_cb),	180	child_ev (this, &rxvt_term::child_cb),
162	#endif
163	check_ev (this, &rxvt_term::check_cb),	181	check_ev (this, &rxvt_term::check_cb),
		182	flush_ev (this, &rxvt_term::flush_cb),
164	destroy_ev (this, &rxvt_term::destroy_cb),	183	destroy_ev (this, &rxvt_term::destroy_cb),
165	pty_ev (this, &rxvt_term::pty_cb),	184	pty_ev (this, &rxvt_term::pty_cb),
166	incr_ev (this, &rxvt_term::incr_cb)	185	incr_ev (this, &rxvt_term::incr_cb)
167	{	186	{
168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	187	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		188
		189	termlist.push_back (this);
		190
		191	#ifdef KEYSYM_RESOURCE
		192	keyboard = new keyboard_manager;
		193	#endif
		194	}
		195
		196	// clean up the most important stuff, do *not* call x or free mem etc.
		197	// for use before an emergency exit
		198	void rxvt_term::emergency_cleanup ()
		199	{
		200	if (cmd_pid)
		201	kill (-cmd_pid, SIGHUP);
		202
		203	delete pty; pty = 0;
169	}	204	}
170		205
171	rxvt_term::~rxvt_term ()	206	rxvt_term::~rxvt_term ()
172	{	207	{
173	if (cmd_fd >= 0)	208	termlist.erase (find (termlist.begin (), termlist.end(), this));
174	close (cmd_fd);
175		209
176	#ifndef NO_SETOWNER_TTYDEV	210	emergency_cleanup ();
177	privileged_ttydev (RESTORE);
178	#endif
179	#ifdef UTMP_SUPPORT
180	privileged_utmp (RESTORE);
181	#endif
182		211
		212	#if ENABLE_STYLES
		213	for (int i = RS_styleCount; --i; )
		214	if (fontset[i] != fontset[0])
		215	delete fontset[i];
		216	#endif
183	delete TermWin.fontset;	217	delete fontset[0];
184		218
185	if (display)	219	if (display)
186	{	220	{
187	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	221	selection_clear ();
		222
		223	#ifdef USE_XIM
		224	im_destroy ();
		225	#endif
		226	#ifdef XTERM_SCROLLBAR
		227	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		228	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		229	#endif
		230	#ifdef PLAIN_SCROLLBAR
		231	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		232	#endif
		233	#ifdef NEXT_SCROLLBAR
		234	if (blackGC) XFreeGC (dpy, blackGC);
		235	if (whiteGC) XFreeGC (dpy, whiteGC);
		236	if (grayGC) XFreeGC (dpy, grayGC);
		237	if (darkGC) XFreeGC (dpy, darkGC);
		238	if (stippleGC) XFreeGC (dpy, stippleGC);
		239	if (dimple) XFreePixmap (dpy, dimple);
		240	if (upArrow) XFreePixmap (dpy, upArrow);
		241	if (downArrow) XFreePixmap (dpy, downArrow);
		242	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		243	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		244	#endif
		245	#ifdef RXVT_SCROLLBAR
		246	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		247	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		248	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		249	#endif
		250	if (gc) XFreeGC (dpy, gc);
		251
188	delete menuBar.drawable;	252	delete drawable;
189	//if (menuBar.win)
190	// XDestroyWindow (display->display, menuBar.win);
191	#endif
192	delete TermWin.drawable;
193	// destroy all windows	253	// destroy all windows
194	if (TermWin.parent[0])	254	if (parent[0])
195	XDestroyWindow (display->display, TermWin.parent[0]);	255	XDestroyWindow (dpy, parent[0]);
196	}
197		256
198	// TODO: free pixcolours, colours should become part of rxvt_display	257	for (int i = 0; i < TOTAL_COLORS; i++)
		258	if (ISSET_PIXCOLOR (i))
		259	{
		260	pix_colors_focused [i].free (this);
		261	#if OFF_FOCUS_FADING
		262	pix_colors_unfocused [i].free (this);
		263	#endif
		264	}
199		265
200	delete PixColors;	266	clear ();
		267	}
		268
		269	delete pix_colors_focused;
		270	#if OFF_FOCUS_FADING
		271	delete pix_colors_unfocused;
		272	#endif
201		273
202	displays.put (display);	274	displays.put (display);
203		275
204	scr_release ();	276	scr_release ();
205		277
206	free (env_windowid);	278	/* clear all resources */
		279	for (int i = 0; i < allocated.size (); i++)
		280	free (allocated [i]);
		281
		282	free (selection.text);
		283	// TODO: manage env vars in child only(!)
207	free (env_display);	284	free (env_display);
208	free (env_term);	285	free (env_term);
209	free (env_colorfgbg);
210	free (locale);	286	free (locale);
211	free (codeset);	287	free (v_buffer);
		288	free (incr_buf);
212		289
213	delete envv;	290	delete envv;
214	delete argv;	291	delete argv;
		292
		293	#ifdef KEYSYM_RESOURCE
		294	delete keyboard;
		295	#endif
		296	}
		297
		298	// child has exited, usually destroys
		299	void
		300	rxvt_term::child_cb (child_watcher &w, int status)
		301	{
		302	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		303
		304	cmd_pid = 0;
		305
		306	if (!OPTION (Opt_hold))
		307	destroy ();
215	}	308	}
216		309
217	void	310	void
218	rxvt_term::destroy ()	311	rxvt_term::destroy ()
219	{	312	{
		313	if (destroy_ev.active)
		314	return;
		315
		316	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		317
		318	#if ENABLE_OVERLAY
		319	scr_overlay_off ();
		320	#endif
		321
220	if (display)	322	if (display)
221	{	323	{
		324	#if USE_XIM
		325	im_ev.stop (display);
		326	#endif
		327	#if HAVE_SCROLLBARS
		328	scrollbar_ev.stop (display);
		329	#endif
		330	#if TRANSPARENT
222	rootwin_ev.stop (display);	331	rootwin_ev.stop (display);
		332	#endif
		333	incr_ev.stop ();
223	termwin_ev.stop (display);	334	termwin_ev.stop (display);
224	vt_ev.stop (display);	335	vt_ev.stop (display);
225	#ifdef USE_XIM
226	im_destroy ();
227	im_ev.stop (display);
228	#endif
229	#ifdef HAVE_SCROLLBARS
230	scrollbar_ev.stop (display);
231	#endif
232	#ifdef MENUBAR
233	menubar_ev.stop (display);
234	#endif
235	}	336	}
236		337
237	check_ev.stop ();	338	check_ev.stop ();
238	pty_ev.stop ();	339	pty_ev.stop ();
239	#ifdef CURSOR_BLINK	340	#ifdef CURSOR_BLINK
240	cursor_blink_ev.stop ();	341	cursor_blink_ev.stop ();
241	#endif	342	#endif
242	#ifdef TEXT_BLINK	343	#ifdef TEXT_BLINK
243	text_blink_ev.stop ();	344	text_blink_ev.stop ();
244	#endif	345	#endif
		346	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		347	cont_scroll_ev.stop ();
		348	#endif
		349	#ifdef SELECTION_SCROLLING
		350	sel_scroll_ev.stop ();
		351	#endif
245	#ifdef POINTER_BLANK	352	#ifdef POINTER_BLANK
246	pointer_ev.stop ();	353	pointer_ev.stop ();
247	#endif	354	#endif
248		355
249	destroy_ev.start (0);	356	destroy_ev.start (0);
250	}	357	}
251		358
252	void	359	void
253	rxvt_term::destroy_cb (time_watcher &w)	360	rxvt_term::destroy_cb (time_watcher &w)
254	{	361	{
255	SET_R (this);	362	make_current ();
256		363
257	delete this;	364	delete this;
258	}
259
260	/*----------------------------------------------------------------------*/
261	/* rxvt_init () */
262	/* LIBPROTO */
263	rxvt_t
264	rxvt_init (int argc, const char *const *argv)
265	{
266	SET_R (new rxvt_term);
267
268	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
269	{
270	delete GET_R;
271	SET_R (0);
272	}
273
274	return GET_R;
275	}
276
277	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
278
279	void
280	rxvt_init_signals ()
281	{
282	/* install exit handler for cleanup */
283	#if 0
284	#ifdef HAVE_ATEXIT
285	atexit (rxvt_clean_exit);
286	#else
287	#endif
288	#endif
289
290	struct sigaction sa;
291
292	sigfillset (&sa.sa_mask);
293	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
294	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
295	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
298	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
299	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
300
301	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
302	/* signal (SIGURG, SIG_DFL); */
303
304	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
305	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
306	}
307
308	bool
309	rxvt_term::init (int argc, const char *const *argv)
310	{
311	/*
312	* Save and then give up any super-user privileges
313	* If we need privileges in any area then we must specifically request it.
314	* We should only need to be root in these cases:
315	* 1. write utmp entries on some systems
316	* 2. chown tty on some systems
317	*/
318	privileges (SAVE);
319	privileges (IGNORE);
320
321	init_secondary ();
322
323	const char **cmd_argv = init_resources (argc, argv);
324
325	set_locale ("");
326
327	#if MENUBAR_MAX
328	menubar_read (rs[Rs_menu]);
329	#endif
330	#ifdef HAVE_SCROLLBARS
331	if (Options & Opt_scrollBar)
332	scrollBar.setIdle (); /* set existence for size calculations */
333	#endif
334
335	create_windows (argc, argv);
336
337	init_xlocale ();
338
339	scr_reset (); /* initialize screen */
340
341	#if 0
342	XSynchronize (display->display, True);
343	#endif
344
345	#ifdef HAVE_SCROLLBARS
346	if (Options & Opt_scrollBar)
347	resize_scrollbar (); /* create and map scrollbar */
348	#endif
349	#if (MENUBAR_MAX)
350	if (menubar_visible ())
351	XMapWindow (display->display, menuBar.win);
352	#endif
353	#ifdef TRANSPARENT
354	if (Options & Opt_transparent)
355	{
356	XSelectInput (display->display, display->root, PropertyChangeMask);
357	check_our_parents ();
358	}
359	#endif
360
361	rootwin_ev.start (display, display->root);
362
363	XMapWindow (display->display, TermWin.vt);
364	XMapWindow (display->display, TermWin.parent[0]);
365
366	init_command (cmd_argv);
367
368	pty_ev.start (cmd_fd, EVENT_READ);
369
370	check_ev.start ();
371
372	return true;
373	}
374
375	/* ------------------------------------------------------------------------- *
376	* SIGNAL HANDLING & EXIT HANDLER *
377	* ------------------------------------------------------------------------- */
378	/*
379	* Catch a SIGCHLD signal and exit if the direct child has died
380	*/
381	/* ARGSUSED */
382	/* EXTPROTO */
383	RETSIGTYPE
384	rxvt_Child_signal (int sig __attribute__ ((unused)))
385	{
386	int pid, save_errno = errno;
387	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
388	;
389	errno = save_errno;
390
391	#if 0
392	if (pid == cmd_pid)
393	exit (EXIT_SUCCESS);
394	#endif
395	}
396
397	/*
398	* Catch a fatal signal and tidy up before quitting
399	*/
400	/* EXTPROTO */
401	RETSIGTYPE
402	rxvt_Exit_signal (int sig)
403	{
404	signal (sig, SIG_DFL);
405	#ifdef DEBUG_CMD
406	rxvt_print_error ("signal %d", sig);
407	#endif
408	rxvt_clean_exit ();
409	kill (getpid (), sig);
410	}
411
412	/* INTPROTO */
413	int
414	rxvt_xerror_handler (Display *display, XErrorEvent *event)
415	{
416	if (GET_R->allowedxerror == -1)
417	GET_R->allowedxerror = event->error_code;
418	else
419	{
420	old_xerror_handler (display, event);
421	GET_R->destroy ();
422	}
423
424	return 0;
425	}	365	}
426		366
427	/*----------------------------------------------------------------------*/	367	/*----------------------------------------------------------------------*/
428	/*	368	/*
429	* Exit gracefully, clearing the utmp entry and restoring tty attributes	369	* Exit gracefully, clearing the utmp entry and restoring tty attributes
430	* TODO: if debugging, this should free up any known resources if we can	370	* TODO: if debugging, this should free up any known resources if we can
431	*/	371	*/
432	/* EXTPROTO */	372	static XErrorHandler old_xerror_handler;
		373
		374	static void
		375	rxvt_emergency_cleanup ()
		376	{
		377	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		378	(*t)->emergency_cleanup ();
		379	}
		380
		381	#if !ENABLE_MINIMAL
		382	static void
		383	print_x_error (Display *dpy, XErrorEvent *event)
		384	{
		385	char buffer[BUFSIZ];
		386	char mesg[BUFSIZ];
		387	char number[32];
		388	char *mtype = "XlibMessage";
		389	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		390	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		391	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		392	rxvt_warn ("%s: %s\n", mesg, buffer);
		393	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		394	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		395	sprintf(number, "%d", event->request_code);
		396	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		397	rxvt_warn ("(which is %s)\n", buffer);
		398	if (event->request_code >= 128) {
		399	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		400	mesg, BUFSIZ);
		401	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		402	}
		403	if ((event->error_code == BadWindow) ||
		404	(event->error_code == BadPixmap) ||
		405	(event->error_code == BadCursor) ||
		406	(event->error_code == BadFont) ||
		407	(event->error_code == BadDrawable) ||
		408	(event->error_code == BadColor) ||
		409	(event->error_code == BadGC) ||
		410	(event->error_code == BadIDChoice) ||
		411	(event->error_code == BadValue) ||
		412	(event->error_code == BadAtom)) {
		413	if (event->error_code == BadValue)
		414	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		415	mesg, BUFSIZ);
		416	else if (event->error_code == BadAtom)
		417	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		418	mesg, BUFSIZ);
		419	else
		420	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		423	}
		424	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		425	mesg, BUFSIZ);
		426	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		427	}
		428	#endif
		429
		430	int
		431	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		432	{
		433	if (GET_R->allowedxerror == -1)
		434	GET_R->allowedxerror = event->error_code;
		435	else
		436	{
		437	// GET_R is most likely not the terminal which caused the error,
		438	// so just output the error and continue
		439	#if ENABLE_MINIMAL
		440	old_xerror_handler (display, event);
		441	#else
		442	print_x_error (display, event);
		443	#endif
		444	}
		445
		446	return 0;
		447	}
		448
		449	int
		450	rxvt_xioerror_handler (Display *display)
		451	{
		452	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		453	DisplayString (display));
		454	rxvt_emergency_cleanup ();
		455	_exit (EXIT_FAILURE);
		456	}
		457
		458	/*----------------------------------------------------------------------*/
		459	bool
		460	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		461	{
		462	this->envv = envv;
		463
		464	SET_R (this);
		465	set_locale ("");
		466	set_environ (envv); // few things in X do not call setlocale :(
		467
		468	if (!init_vars ())
		469	return false;
		470
		471	init_secondary ();
		472
		473	const char **cmd_argv = init_resources (argc, argv);
		474
		475	#ifdef KEYSYM_RESOURCE
		476	keyboard->register_done ();
		477	#endif
		478
		479	#ifdef HAVE_SCROLLBARS
		480	if (OPTION (Opt_scrollBar))
		481	scrollBar.setIdle (); /* set existence for size calculations */
		482	#endif
		483
		484	pty = ptytty::create ();
		485
		486	create_windows (argc, argv);
		487
		488	init_xlocale ();
		489
		490	scr_reset (); // initialize screen
		491
		492	#if 0
		493	XSynchronize (dpy, 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 (dpy, display->root, PropertyChangeMask);
		504	check_our_parents ();
		505	rootwin_ev.start (display, display->root);
		506	}
		507	#endif
		508
		509	set_colorfgbg ();
		510
		511	init_command (cmd_argv);
		512
		513	free (cmd_argv);
		514
		515	if (pty->pty >= 0)
		516	pty_ev.start (pty->pty, EVENT_READ);
		517
		518	check_ev.start ();
		519
		520	HOOK_INVOKE ((this, HOOK_START, DT_END));
		521
		522	#if ENABLE_XEMBED
		523	if (rs[Rs_embed])
		524	{
		525	long info[2] = { 0, XEMBED_MAPPED };
		526
		527	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		528	32, PropModeReplace, (unsigned char *)&info, 2);
		529	}
		530	#endif
		531
		532	XMapWindow (dpy, vt);
		533	XMapWindow (dpy, parent[0]);
		534
		535	return true;
		536	}
		537
		538	static struct sig_handlers
		539	{
		540	sig_watcher sw_term, sw_int;
		541
		542	/*
		543	* Catch a fatal signal and tidy up before quitting
		544	*/
433	void	545	void
434	rxvt_clean_exit ()	546	sig_term (sig_watcher &w)
		547	{
		548	rxvt_emergency_cleanup ();
		549	signal (w.signum, SIG_DFL);
		550	kill (getpid (), w.signum);
		551	}
		552
		553	sig_handlers ()
		554	: sw_term (this, &sig_handlers::sig_term),
		555	sw_int (this, &sig_handlers::sig_term)
		556	{
		557	}
		558	} sig_handlers;
		559
		560	char **rxvt_environ; // startup environment
		561
		562	void
		563	rxvt_init ()
435	{	564	{
436	// TODO: rxvtd should clean up all ressources	565	ptytty::init ();
437	if (GET_R)	566
438	GET_R->destroy ();	567	rxvt_environ = environ;
		568
		569	signal (SIGHUP, SIG_IGN);
		570	signal (SIGPIPE, SIG_IGN);
		571
		572	sig_handlers.sw_term.start (SIGTERM);
		573	sig_handlers.sw_int.start (SIGINT);
		574
		575	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		576	/* signal (SIGURG, SIG_DFL); */
		577
		578	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		579	// TODO: handle this with exceptions and tolerate the memory loss
		580	XSetIOErrorHandler (rxvt_xioerror_handler);
		581
		582	XrmInitialize ();
439	}	583	}
440		584
441	/* ------------------------------------------------------------------------- *	585	/* ------------------------------------------------------------------------- *
442	* MEMORY ALLOCATION WRAPPERS *	586	* MEMORY ALLOCATION WRAPPERS *
443	* ------------------------------------------------------------------------- */	587	* ------------------------------------------------------------------------- */
444	/* EXTPROTO */	588	void *
445	void *
446	rxvt_malloc (size_t size)	589	rxvt_malloc (size_t size)
447	{	590	{
448	void *p;
449
450	p = malloc (size);	591	void *p = malloc (size);
		592
451	if (p)	593	if (!p)
		594	rxvt_fatal ("memory allocation failure. aborting.\n");
		595
452	return p;	596	return p;
453
454	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
455	rxvt_clean_exit ();
456	exit (EXIT_FAILURE);
457	/* NOTREACHED */
458	}	597	}
459		598
460	/* EXTPROTO */	599	void *
461	void *
462	rxvt_calloc (size_t number, size_t size)	600	rxvt_calloc (size_t number, size_t size)
463	{	601	{
464	void *p;
465
466	p = calloc (number, size);	602	void *p = calloc (number, size);
		603
467	if (p)	604	if (!p)
		605	rxvt_fatal ("memory allocation failure. aborting.\n");
		606
468	return p;	607	return p;
469
470	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
471	rxvt_clean_exit ();
472	exit (EXIT_FAILURE);
473	/* NOTREACHED */
474	}	608	}
475		609
476	/* EXTPROTO */	610	void *
477	void *
478	rxvt_realloc (void *ptr, size_t size)	611	rxvt_realloc (void *ptr, size_t size)
479	{	612	{
480	void *p;
481
482	if (ptr)
483	p = realloc (ptr, size);	613	void *p = realloc (ptr, size);
484	else	614
485	p = malloc (size);
486	if (p)	615	if (!p)
		616	rxvt_fatal ("memory allocation failure. aborting.\n");
		617
487	return p;	618	return p;
488
489	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
490	rxvt_clean_exit ();
491	exit (EXIT_FAILURE);
492	/* NOTREACHED */
493	}	619	}
494
495	/* ------------------------------------------------------------------------- *
496	* PRIVILEGED OPERATIONS *
497	* ------------------------------------------------------------------------- */
498	/* take care of suid/sgid super-user (root) privileges */
499	void
500	rxvt_term::privileges (int mode)
501	{
502	#if ! defined(__CYGWIN32__)
503	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
504	/* setreuid () is the poor man's setuid (), seteuid () */
505	# define seteuid(a) setreuid(-1, (a))
506	# define setegid(a) setregid(-1, (a))
507	# define HAVE_SETEUID
508	# endif
509	# ifdef HAVE_SETEUID
510	switch (mode)
511	{
512	case IGNORE:
513	/*
514	* change effective uid/gid - not real uid/gid - so we can switch
515	* back to root later, as required
516	*/
517	seteuid (getuid ());
518	setegid (getgid ());
519	break;
520	case SAVE:
521	euid = geteuid ();
522	egid = getegid ();
523	break;
524	case RESTORE:
525	seteuid (euid);
526	setegid (egid);
527	break;
528	}
529	# else
530	switch (mode)
531	{
532	case IGNORE:
533	setuid (getuid ());
534	setgid (getgid ());
535	/* FALLTHROUGH */
536	case SAVE:
537	/* FALLTHROUGH */
538	case RESTORE:
539	break;
540	}
541	# endif
542	#endif
543	}
544
545	#ifdef UTMP_SUPPORT
546	void
547	rxvt_term::privileged_utmp (char action)
548	{
549	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
550	action, next_utmp_action, getpid ()));
551	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
552	|| (Options & Opt_utmpInhibit)
553	|| ttydev == NULL || *ttydev == '\0')
554	return;
555
556	privileges (RESTORE);
557	if (action == SAVE)
558	{
559	next_utmp_action = RESTORE;
560	makeutent (ttydev, rs[Rs_display_name]);
561	}
562	else
563	{ /* action == RESTORE */
564	next_utmp_action = IGNORE;
565	cleanutent ();
566	}
567	privileges (IGNORE);
568	}
569	#endif
570
571	#ifndef NO_SETOWNER_TTYDEV
572	void
573	rxvt_term::privileged_ttydev (char action)
574	{
575	D_MAIN ((stderr,
576	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
577	action, next_tty_action, getpid ()));
578	if (next_tty_action != action || (action != SAVE && action != RESTORE)
579	|| ttydev == NULL || *ttydev == '\0')
580	return;
581
582	privileges (RESTORE);
583
584	if (action == SAVE)
585	{
586	next_tty_action = RESTORE;
587	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
588	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
589	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
590	next_tty_action = IGNORE;
591	else
592	# endif
593
594	{
595	chown (ttydev, getuid (), ttygid); /* fail silently */
596	chmod (ttydev, ttymode);
597	# ifdef HAVE_REVOKE
598	revoke (ttydev);
599	# endif
600
601	}
602	}
603	else
604	{ /* action == RESTORE */
605	next_tty_action = IGNORE;
606	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
607	chmod (ttydev, ttyfd_stat.st_mode);
608	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
609	# else
610	chmod (ttydev,
611	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
612	chown (ttydev, 0, 0);
613	# endif
614
615	}
616
617	privileges (IGNORE);
618
619	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
620	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
621	action == RESTORE ? "Restoring" : (action ==
622	SAVE ? "Saving" :
623	"UNKNOWN ERROR for"), ttydev,
624	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
625	ttyfd_stat.st_gid));
626	# endif
627	}
628	#endif
629		620
630	/*----------------------------------------------------------------------*/	621	/*----------------------------------------------------------------------*/
631	/*	622	/*
632	* window size/position calculcations for XSizeHint and other storage.	623	* window size/position calculcations for XSizeHint and other storage.
633	* if width/height are non-zero then override calculated width/height	624	* if width/height are non-zero then override calculated width/height
634	*/	625	*/
635	void	626	void
636	rxvt_term::window_calc (unsigned int width, unsigned int height)	627	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
637	{	628	{
638	short recalc_x, recalc_y;	629	short recalc_x, recalc_y;
639	int x, y, sb_w, mb_h, flags;	630	int x, y, sb_w, flags;
640	unsigned int w, h;	631	unsigned int w, h;
641	unsigned int max_width, max_height;	632	unsigned int max_width, max_height;
642		633
643	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
644	TermWin.ncol, TermWin.nrow, szHint.width,
645	szHint.height));
646	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	634	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
647	szHint.win_gravity = NorthWestGravity;	635	szHint.win_gravity = NorthWestGravity;
648	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	636	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
649		637
650	recalc_x = recalc_y = 0;	638	recalc_x = recalc_y = 0;
651	flags = 0;	639	flags = 0;
		640
652	if (!parsed_geometry)	641	if (!parsed_geometry)
653	{	642	{
654	parsed_geometry = 1;	643	parsed_geometry = 1;
		644
655	if (rs[Rs_geometry])	645	if (rs[Rs_geometry])
656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	646	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		647
657	if (flags & WidthValue)	648	if (flags & WidthValue)
658	{	649	{
659	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	650	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
660	szHint.flags |= USSize;	651	szHint.flags |= USSize;
661	}	652	}
		653
662	if (flags & HeightValue)	654	if (flags & HeightValue)
663	{	655	{
664	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	656	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
665	szHint.flags |= USSize;	657	szHint.flags |= USSize;
666	}	658	}
		659
667	if (flags & XValue)	660	if (flags & XValue)
668	{	661	{
669	szHint.x = x;	662	szHint.x = x;
670	szHint.flags |= USPosition;	663	szHint.flags |= USPosition;
		664
671	if (flags & XNegative)	665	if (flags & XNegative)
672	{	666	{
673	recalc_x = 1;	667	recalc_x = 1;
674	szHint.win_gravity = NorthEastGravity;	668	szHint.win_gravity = NorthEastGravity;
675	}	669	}
676	}	670	}
		671
677	if (flags & YValue)	672	if (flags & YValue)
678	{	673	{
679	szHint.y = y;	674	szHint.y = y;
680	szHint.flags |= USPosition;	675	szHint.flags |= USPosition;
		676
681	if (flags & YNegative)	677	if (flags & YNegative)
682	{	678	{
683	recalc_y = 1;	679	recalc_y = 1;
		680
684	if (szHint.win_gravity == NorthEastGravity)	681	if (szHint.win_gravity == NorthEastGravity)
685	szHint.win_gravity = SouthEastGravity;	682	szHint.win_gravity = SouthEastGravity;
686	else	683	else
687	szHint.win_gravity = SouthWestGravity;	684	szHint.win_gravity = SouthWestGravity;
688	}	685	}
689	}	686	}
690	}	687	}
691		688
692	/* TODO: BOUNDS */	689	/* TODO: BOUNDS */
693	TermWin.width = TermWin.ncol * TermWin.fwidth;	690	width = ncol * fwidth;
694	TermWin.height = TermWin.nrow * TermWin.fheight;	691	height = nrow * fheight;
695	max_width = MAX_COLS * TermWin.fwidth;	692	max_width = MAX_COLS * fwidth;
696	max_height = MAX_ROWS * TermWin.fheight;	693	max_height = MAX_ROWS * fheight;
697		694
698	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	695	szHint.base_width = szHint.base_height = 2 * int_bwidth;
699		696
700	sb_w = mb_h = 0;	697	sb_w = 0;
701	window_vt_x = window_vt_y = 0;	698	window_vt_x = window_vt_y = int_bwidth;
702	if (scrollbar_visible ())	699
		700	if (scrollBar.state)
703	{	701	{
704	sb_w = scrollbar_TotalWidth ();	702	sb_w = scrollbar_TotalWidth ();
705	szHint.base_width += sb_w;	703	szHint.base_width += sb_w;
		704
706	if (! (Options & Opt_scrollBar_right))	705	if (!OPTION (Opt_scrollBar_right))
707	window_vt_x = sb_w;	706	window_vt_x += sb_w;
708	}
709	if (menubar_visible ())
710	{	707	}
711	mb_h = menuBar_TotalHeight ();	708
712	szHint.base_height += mb_h;
713	window_vt_y = mb_h;
714	}
715	szHint.width_inc = TermWin.fwidth;	709	szHint.width_inc = fwidth;
716	szHint.height_inc = TermWin.fheight;	710	szHint.height_inc = fheight;
717	szHint.min_width = szHint.base_width + szHint.width_inc;	711	szHint.min_width = szHint.base_width + szHint.width_inc;
718	szHint.min_height = szHint.base_height + szHint.height_inc;	712	szHint.min_height = szHint.base_height + szHint.height_inc;
719		713
720	if (width && width - szHint.base_width < max_width)	714	if (newwidth && newwidth - szHint.base_width < max_width)
721	{	715	{
722	szHint.width = width;	716	szHint.width = newwidth;
723	TermWin.width = width - szHint.base_width;	717	width = newwidth - szHint.base_width;
724	}	718	}
725	else	719	else
726	{	720	{
727	MIN_IT (TermWin.width, max_width);	721	min_it (width, max_width);
728	szHint.width = szHint.base_width + TermWin.width;	722	szHint.width = szHint.base_width + width;
729	}	723	}
		724
730	if (height && height - szHint.base_height < max_height)	725	if (newheight && newheight - szHint.base_height < max_height)
731	{	726	{
732	szHint.height = height;	727	szHint.height = newheight;
733	TermWin.height = height - szHint.base_height;	728	height = newheight - szHint.base_height;
734	}	729	}
735	else	730	else
736	{	731	{
737	MIN_IT (TermWin.height, max_height);	732	min_it (height, max_height);
738	szHint.height = szHint.base_height + TermWin.height;	733	szHint.height = szHint.base_height + height;
739	}	734	}
740	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	735
		736	if (scrollBar.state && OPTION (Opt_scrollBar_right))
741	window_sb_x = szHint.width - sb_w;	737	window_sb_x = szHint.width - sb_w;
742		738
743	if (recalc_x)	739	if (recalc_x)
744	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	740	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
745	- szHint.width - 2 * TermWin.ext_bwidth);	741
746	if (recalc_y)	742	if (recalc_y)
747	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	743	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
748	- szHint.height - 2 * TermWin.ext_bwidth);
749		744
750	TermWin.ncol = TermWin.width / TermWin.fwidth;	745	ncol = width / fwidth;
751	TermWin.nrow = TermWin.height / TermWin.fheight;	746	nrow = height / fheight;
752	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
753	TermWin.ncol, TermWin.nrow, szHint.width,
754	szHint.height));
755	return;
756	}	747	}
757		748
758	/*----------------------------------------------------------------------*/	749	/*----------------------------------------------------------------------*/
759	/*	750	/*
760	* Tell the teletype handler what size the window is.	751	* Tell the teletype handler what size the window is.
761	* Called after a window size change.	752	* Called after a window size change.
762	*/	753	*/
763	void	754	void
764	rxvt_term::tt_winch ()	755	rxvt_term::tt_winch ()
765	{	756	{
		757	if (pty->pty < 0)
		758	return;
		759
766	struct winsize ws;	760	struct winsize ws;
767		761
768	if (cmd_fd < 0)
769	return;
770
771	ws.ws_col = TermWin.ncol;	762	ws.ws_col = ncol;
772	ws.ws_row = TermWin.nrow;	763	ws.ws_row = nrow;
773	ws.ws_xpixel = ws.ws_ypixel = 0;	764	ws.ws_xpixel = width;
774	#ifndef DEBUG_SIZE	765	ws.ws_ypixel = height;
775	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	766	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
776	#else	767
777	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	768	#if 0
778	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	769	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
779	# ifdef SIGWINCH
780	else if (cmd_pid) /* force through to the command */	770	if (cmd_pid) /* force through to the command */
781	kill (cmd_pid, SIGWINCH);	771	kill (-cmd_pid, SIGWINCH);
782	# endif
783	#endif	772	#endif
784	}	773	}
785		774
786	/*----------------------------------------------------------------------*/	775	/*----------------------------------------------------------------------*/
787	/* rxvt_change_font () - Switch to a new font */	776	/* set_fonts () - load and set the various fonts
788	/*	777	*
789	* init = 1 - initialize	778	* init = 1 - initialize
790	*	779	*
791	* fontname == FONT_UP - switch to bigger font	780	* fontname == FONT_UP - switch to bigger font
792	* fontname == FONT_DN - switch to smaller font	781	* fontname == FONT_DN - switch to smaller font
793	*/	782	*/
794	bool	783	bool
795	rxvt_term::change_font (const char *fontname)	784	rxvt_term::set_fonts ()
796	{	785	{
797	if (fontname == FONT_UP)
798	{
799	// TODO
800	}
801	else if (fontname == FONT_DN)
802	{
803	// TODO
804	}
805	else
806	{
807	rxvt_fontset *fs = new rxvt_fontset (this);	786	rxvt_fontset *fs = new rxvt_fontset (this);
		787	rxvt_fontprop prop;
808		788
809	if (fs && fs->populate (fontname ? fontname : "fixed"))	789	if (!fs
		790	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		791	|| !fs->realize_font (1))
		792	{
		793	delete fs;
		794	return false;
		795	}
		796
		797	#if ENABLE_STYLES
		798	for (int i = RS_styleCount; --i; )
		799	if (fontset[i] != fontset[0])
		800	delete fontset[i];
		801	#endif
		802
		803	delete fontset[0];
		804	fontset[0] = fs;
		805
		806	prop = (*fs)[1]->properties ();
		807	prop.height += lineSpace;
		808	fs->set_prop (prop);
		809
		810	fwidth = prop.width;
		811	fheight = prop.height;
		812	fbase = prop.ascent;
		813
		814	for (int style = 1; style < 4; style++)
		815	{
		816	#if ENABLE_STYLES
		817	const char *res = rs[Rs_font + style];
		818
		819	if (res && !*res)
		820	fontset[style] = fontset[0];
		821	else
810	{	822	{
811	delete TermWin.fontset;	823	fontset[style] = fs = new rxvt_fontset (this);
812	TermWin.fontset = fs;	824	rxvt_fontprop prop2 = prop;
813	TermWin.fwidth = fs->base_font ()->width;
814	TermWin.fheight = fs->base_font ()->height;
815	TermWin.fbase = fs->base_font ()->ascent;
816		825
817	if (TermWin.parent[0])	826	if (res)
		827	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		828	else
818	{	829	{
819	resize_all_windows (0, 0, 0);	830	res = fontset[0]->fontdesc;
820	scr_remap_chars ();	831
821	scr_touch (true);	832	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		833	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
822	}	834	}
823		835
824	return true;	836	fs->populate (res);
		837	fs->set_prop (prop2);
825	}	838	}
		839	#else
		840	fontset[style] = fontset[0];
		841	#endif
		842	}
		843
		844	if (parent[0])
826	}	845	{
		846	resize_all_windows (0, 0, 0);
		847	scr_remap_chars ();
		848	scr_touch (true);
		849	}
827		850
828	return false;	851	return true;
829	}	852	}
830		853
831	bool	854	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
832	rxvt_term::font_up_down (int n, int direction)
833	{	855	{
834	return false;	856	XChangeProperty (dpy, parent[0],
		857	prop, XA_STRING, 8, PropModeReplace,
		858	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		859	}
		860
		861	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		862	{
		863	wchar_t *ws = rxvt_mbstowcs (str, len);
		864	char *s = rxvt_wcstoutf8 (ws);
		865
		866	XChangeProperty (dpy, parent[0],
		867	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		868	(const unsigned char *)s, strlen (s));
		869
		870	free (s);
		871	free (ws);
835	}	872	}
836		873
837	/*----------------------------------------------------------------------*/	874	/*----------------------------------------------------------------------*/
838	/*----------------------------------------------------------------------*/	875	/*----------------------------------------------------------------------*/
839	/* xterm sequences - title, iconName, color (exptl) */	876	/* xterm sequences - title, iconName, color (exptl) */
840	void	877	void
841	rxvt_term::set_title (const char *str)	878	rxvt_term::set_title (const char *str)
842	{	879	{
843	#ifndef SMART_WINDOW_TITLE	880	set_string_property (XA_WM_NAME, str);
844	XStoreName (display->display, TermWin.parent[0], str);	881	#if ENABLE_EWMH
845	#else	882	set_utf8_property (xa[XA_NET_WM_NAME], str);
846	char *name;
847
848	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
849	name = NULL;
850	if (name == NULL || STRCMP (name, str))
851	XStoreName (display->display, TermWin.parent[0], str);
852	if (name)
853	XFree (name);
854	#endif	883	#endif
855	}	884	}
856		885
857	void	886	void
858	rxvt_term::set_iconName (const char *str)	887	rxvt_term::set_icon_name (const char *str)
859	{	888	{
860	#ifndef SMART_WINDOW_TITLE	889	set_string_property (XA_WM_ICON_NAME, str);
861	XSetIconName (display->display, TermWin.parent[0], str);	890	#if ENABLE_EWMH
862	#else	891	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
863	char *name;
864
865	if (XGetIconName (display->display, TermWin.parent[0], &name))
866	name = NULL;
867	if (name == NULL || STRCMP (name, str))
868	XSetIconName (display->display, TermWin.parent[0], str);
869	if (name)
870	XFree (name);
871	#endif	892	#endif
872	}	893	}
873		894
874	#ifdef XTERM_COLOR_CHANGE	895	#ifdef XTERM_COLOR_CHANGE
875	void	896	void
876	rxvt_term::set_window_color (int idx, const char *color)	897	rxvt_term::set_window_color (int idx, const char *color)
877	{	898	{
878	rxvt_color xcol;	899	rxvt_color xcol;
879	int i;	900	int i;
880		901
881	if (color == NULL || *color == '\0')	902	if (color == NULL || *color == '\0')
882	return;	903	return;
883		904
		905	color = strdup (color);
		906	allocated.push_back ((void *)color);
		907	rs[Rs_color + idx] = color;
		908
884	/* handle color aliases */	909	/* handle color aliases */
885	if (isdigit (*color))	910	if (isdigit (*color))
886	{	911	{
887	i = atoi (color);	912	i = atoi (color);
		913
888	if (i >= 8 && i <= 15)	914	if (i >= 8 && i <= 15)
889	{ /* bright colors */	915	{ /* bright colors */
890	i -= 8;	916	i -= 8;
891	# ifndef NO_BRIGHTCOLOR
892	PixColors[idx] = PixColors[minBrightCOLOR + i];	917	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
893	SET_PIXCOLOR (idx);
894	goto Done;	918	goto done;
895	# endif
896
897	}	919	}
		920
898	if (i >= 0 && i <= 7)	921	if (i >= 0 && i <= 7)
899	{ /* normal colors */	922	{ /* normal colors */
900	PixColors[idx] = PixColors[minCOLOR + i];	923	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
901	SET_PIXCOLOR (idx);
902	goto Done;	924	goto done;
903	}	925	}
904	}	926	}
905	if (!rXParseAllocColor (& xcol, color))	927
906	return;	928	set_color (xcol, color);
907	/* XStoreColor (display->display, XCMAP, XColor*); */
908		929
909	/*	930	/*
910	* FIXME: should free colors here, but no idea how to do it so instead,	931	* FIXME: should free colors here, but no idea how to do it so instead,
911	* so just keep gobbling up the colormap	932	* so just keep gobbling up the colormap
912	*/	933	*/
913	# if 0
914	for (i = Color_Black; i <= Color_White; i++)
915	if (PixColors[idx] == PixColors[i])
916	break;
917	if (i > Color_White)
918	{
919	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
920	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
921	DisplayPlanes (display->display, display->screen));
922	}
923	# endif
924		934
925	PixColors[idx] = xcol;	935	pix_colors_focused[idx] = xcol;
926	SET_PIXCOLOR (idx);
927		936
928	/* XSetWindowAttributes attr; */	937	/* XSetWindowAttributes attr; */
929	/* Cursor cursor; */	938	/* Cursor cursor; */
930	Done:	939	done:
931	if (idx == Color_bg && ! (Options & Opt_transparent))
932	XSetWindowBackground (display->display, TermWin.vt,
933	PixColors[Color_bg]);
934		940
		941	#if OFF_FOCUS_FADING
		942	if (rs[Rs_fade])
		943	{
		944	rgba c;
		945	pix_colors [Color_fade].get (c);
		946	pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
		947	}
		948	#endif
		949
935	/* handle Color_BD, scrollbar background, etc. */	950	/*TODO: handle Color_BD, scrollbar background, etc. */
936		951
937	set_colorfgbg ();
938	recolour_cursor ();	952	recolour_cursor ();
939	/* the only reasonable way to enforce a clean update */	953	scr_recolour ();
940	scr_poweron ();
941	}	954	}
942		955
943	#else	956	#else
944	# define set_window_color (idx,color) ((void)0)	957	# define set_window_color (idx,color) ((void)0)
945	#endif /* XTERM_COLOR_CHANGE */	958	#endif /* XTERM_COLOR_CHANGE */
946		959
947	void	960	void
948	rxvt_term::recolour_cursor ()	961	rxvt_term::recolour_cursor ()
949	{	962	{
950	#if TODO	963	XColor fg, bg;
951	rxvt_color xcol[2];
952		964
953	xcol[0] = PixColors[Color_pointer];	965	(ISSET_PIXCOLOR (Color_pointer_fg)
954	xcol[1] = PixColors[Color_bg];	966	? pix_colors_focused[Color_pointer_fg]
955	XQueryColors (display->display, XCMAP, xcol, 2);	967	: pix_colors_focused[Color_fg]).get (fg);
956	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	968
957	#endif	969	(ISSET_PIXCOLOR (Color_pointer_bg)
		970	? pix_colors_focused[Color_pointer_bg]
		971	: pix_colors_focused[Color_bg]).get (bg);
		972
		973	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
958	}	974	}
959		975
960	/*----------------------------------------------------------------------*/	976	/*----------------------------------------------------------------------*/
961	/*	977	/*
962	* find if fg/bg matches any of the normal (low-intensity) colors	978	* find if fg/bg matches any of the normal (low-intensity) colors
963	*/	979	*/
964	void	980	void
965	rxvt_term::set_colorfgbg ()	981	rxvt_term::set_colorfgbg ()
966	{	982	{
967	unsigned int i;	983	unsigned int i;
968	const char *xpmb = "\0";	984	const char *xpmb = "\0";
969	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	985	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
970		986
971	env_colorfgbg =
972	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
973	STRCPY (fstr, "default");	987	strcpy (fstr, "default");
974	STRCPY (bstr, "default");	988	strcpy (bstr, "default");
975	for (i = Color_Black; i <= Color_White; i++)	989	for (i = Color_Black; i <= Color_White; i++)
976	if (PixColors[Color_fg] == PixColors[i])	990	if (pix_colors[Color_fg] == pix_colors[i])
977	{	991	{
978	sprintf (fstr, "%d", (i - Color_Black));	992	sprintf (fstr, "%d", (i - Color_Black));
979	break;	993	break;
980	}	994	}
		995
981	for (i = Color_Black; i <= Color_White; i++)	996	for (i = Color_Black; i <= Color_White; i++)
982	if (PixColors[Color_bg] == PixColors[i])	997	if (pix_colors[Color_bg] == pix_colors[i])
983	{	998	{
984	sprintf (bstr, "%d", (i - Color_Black));	999	sprintf (bstr, "%d", (i - Color_Black));
985	#ifdef XPM_BACKGROUND	1000	#ifdef XPM_BACKGROUND
986	xpmb = "default;";	1001	xpmb = "default;";
987	#endif	1002	#endif
988	break;	1003	break;
989	}	1004	}
990		1005
991	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1006	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
992
993	#ifndef NO_BRIGHTCOLOR
994	colorfgbg = DEFAULT_RSTYLE;
995	for (i = minCOLOR; i <= maxCOLOR; i++)
996	{
997	if (PixColors[Color_fg] == PixColors[i])
998	colorfgbg = SET_FGCOLOR (colorfgbg, i);
999	if (PixColors[Color_bg] == PixColors[i])
1000	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1001	}
1002	#endif
1003	}	1007	}
1004		1008
1005	/*----------------------------------------------------------------------*/	1009	/*----------------------------------------------------------------------*/
1006	/*
1007	* Colour determination for low colour displays, routine from
1008	* Hans de Goede <hans@highrise.nl>
1009	*/
1010		1010
1011	int	1011	bool
1012	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1012	rxvt_term::set_color (rxvt_color &color, const char *name)
1013	{	1013	{
1014	if (!screen_in_out->set (display, colour))	1014	if (color.set (this, name))
1015	{
1016	rxvt_print_error ("can't allocate colour: %s", colour);
1017	return false;
1018	}
1019
1020	return true;	1015	return true;
		1016
		1017	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1018	return false;
		1019	}
		1020
		1021	void
		1022	rxvt_term::alias_color (int dst, int src)
		1023	{
		1024	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1021	}	1025	}
1022		1026
1023	/* -------------------------------------------------------------------- *	1027	/* -------------------------------------------------------------------- *
1024	* - WINDOW RESIZING - *	1028	* - WINDOW RESIZING - *
1025	* -------------------------------------------------------------------- */	1029	* -------------------------------------------------------------------- */
1026	void	1030	void
1027	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1031	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1028	{	1032	{
1029	int fix_screen;	1033	int fix_screen;
		1034	int old_width = szHint.width;
		1035	int old_height = szHint.height;
1030		1036
1031	#ifdef SMART_RESIZE
1032	int old_width = szHint.width, old_height = szHint.height;
1033	#endif
1034
1035	window_calc (width, height);	1037	window_calc (newwidth, newheight);
		1038
		1039	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1036	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1040	XSetWMNormalHints (dpy, parent[0], &szHint);
		1041
1037	if (!ignoreparent)	1042	if (!ignoreparent)
1038	{	1043	{
1039	#ifdef SMART_RESIZE	1044	#ifdef SMART_RESIZE
1040	/*	1045	/*
1041	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1046	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1044	int x, y, x1, y1;	1049	int x, y, x1, y1;
1045	int dx, dy;	1050	int dx, dy;
1046	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1051	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1047	Window unused_cr;	1052	Window unused_cr;
1048		1053
1049	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1054	XTranslateCoordinates (dpy, parent[0], display->root,
1050	0, 0, &x, &y, &unused_cr);	1055	0, 0, &x, &y, &unused_cr);
1051	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1056	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1052	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1057	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1053	/*	1058	/*
1054	* if display->root isn't the parent window, a WM will probably have offset	1059	* if display->root isn't the parent window, a WM will probably have offset
1055	* our position for handles and decorations. Counter it	1060	* our position for handles and decorations. Counter it
1056	*/	1061	*/
…		…
1058	{	1063	{
1059	x -= x1;	1064	x -= x1;
1060	y -= y1;	1065	y -= y1;
1061	}	1066	}
1062		1067
1063	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1068	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1064	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1069	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1065	dx = old_width - szHint.width;	1070	dx = old_width - szHint.width;
1066	dy = old_height - szHint.height;	1071	dy = old_height - szHint.height;
1067		1072
1068	/* Check position of the center of the window */	1073	/* Check position of the center of the window */
1069	if (x < x1) /* left half */	1074	if (x < x1) /* left half */
1070	dx = 0;	1075	dx = 0;
…		…
1073	if (y < y1) /* top half */	1078	if (y < y1) /* top half */
1074	dy = 0;	1079	dy = 0;
1075	else if (y == y1) /* exact center */	1080	else if (y == y1) /* exact center */
1076	dy /= 2;	1081	dy /= 2;
1077		1082
1078	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1083	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1079	szHint.width, szHint.height);	1084	szHint.width, szHint.height);
1080	#else	1085	#else
1081	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1086	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1082	szHint.height);
1083	#endif	1087	#endif
1084
1085	}	1088	}
1086		1089
1087	fix_screen = (TermWin.ncol != prev_ncol	1090	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1088	|| TermWin.nrow != prev_nrow);
1089		1091
1090	if (fix_screen || width != old_width || height != old_height)	1092	if (fix_screen || newwidth != old_width || newheight != old_height)
1091	{	1093	{
1092	if (scrollbar_visible ())	1094	if (scrollBar.state)
1093	{	1095	{
1094	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1096	XMoveResizeWindow (dpy, scrollBar.win,
		1097	window_sb_x, 0,
1095	0, scrollbar_TotalWidth (), szHint.height);	1098	scrollbar_TotalWidth (), szHint.height);
1096	resize_scrollbar ();	1099	resize_scrollbar ();
1097	}	1100	}
1098		1101
1099	if (menubar_visible ())	1102	XMoveResizeWindow (dpy, vt,
1100	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1103	window_vt_x, window_vt_y,
1101	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1102
1103	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1104	window_vt_y, TermWin_TotalWidth (),
1105	TermWin_TotalHeight ());	1104	width, height);
1106	scr_clear (height != old_height);	1105
		1106	scr_clear ();
1107	#ifdef XPM_BACKGROUND	1107	#ifdef XPM_BACKGROUND
1108	resize_pixmap ();	1108	resize_pixmap ();
1109	#endif	1109	#endif
1110
1111	}	1110	}
1112		1111
1113	if (fix_screen || old_height == 0)	1112	if (fix_screen || old_height == 0)
1114	{
1115	int curr_screen = -1;
1116	int old_ncol = prev_ncol;
1117
1118	/* scr_reset only works on the primary screen */
1119	if (old_height) /* this is not the first time through */
1120	{
1121	unsigned int ncol = TermWin.ncol;
1122	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1123	curr_screen = scr_change_screen (PRIMARY);
1124	TermWin.ncol = ncol;
1125	}
1126
1127	scr_reset ();	1113	scr_reset ();
1128		1114
1129	if (curr_screen >= 0) /* this is not the first time through */	1115	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1130	{	1116	//scr_touch (false);
1131	scr_change_screen (curr_screen);
1132	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1133	}
1134	}
1135		1117
1136	old_width = szHint.width;	1118	#ifdef XPM_BACKGROUND
1137	old_height = szHint.height;	1119	if (pixmap)
		1120	scr_touch (false);
		1121	#endif
1138		1122
1139	#ifdef USE_XIM	1123	#ifdef USE_XIM
1140	IMSetStatusPosition ();	1124	IMSetPosition ();
1141	#endif	1125	#endif
1142	}	1126	}
1143		1127
1144	/*	1128	/*
1145	* Set the width/height of the vt window in characters. Units are pixels.	1129	* Set the width/height of the vt window in characters. Units are pixels.
1146	* good for toggling 80/132 columns	1130	* good for toggling 80/132 columns
1147	*/	1131	*/
1148	void	1132	void
1149	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1133	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1150	{	1134	{
1151	XWindowAttributes wattr;	1135	XWindowAttributes wattr;
1152		1136
1153	if (width == 0 || height == 0)	1137	if (newwidth == 0 || newheight == 0)
1154	{	1138	{
1155	XGetWindowAttributes (display->display, display->root, &wattr);	1139	XGetWindowAttributes (dpy, display->root, &wattr);
		1140
1156	if (width == 0)	1141	if (newwidth == 0)
1157	width = wattr.width - szHint.base_width;	1142	newwidth = wattr.width - szHint.base_width;
1158	if (height == 0)	1143	if (newheight == 0)
1159	height = wattr.height - szHint.base_height;	1144	newheight = wattr.height - szHint.base_height;
1160	}
1161	if (width != TermWin.width || height != TermWin.height)
1162	{	1145	}
		1146
		1147	if (newwidth != width || newheight != height)
		1148	{
1163	width += szHint.base_width;	1149	newwidth += szHint.base_width;
1164	height += szHint.base_height;	1150	newheight += szHint.base_height;
1165	resize_all_windows (width, height, 0);	1151	resize_all_windows (newwidth, newheight, 0);
1166	}	1152	}
1167	}	1153	}
1168		1154
1169	/* -------------------------------------------------------------------- *	1155	/* -------------------------------------------------------------------- *
1170	* - X INPUT METHOD ROUTINES - *	1156	* - X INPUT METHOD ROUTINES - *
1171	* -------------------------------------------------------------------- */	1157	* -------------------------------------------------------------------- */
1172	#ifdef USE_XIM	1158	#ifdef USE_XIM
1173		1159
1174	void	1160	void
		1161	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1162	{
		1163	fg = pix_colors [Color_fg];
		1164	bg = pix_colors [Color_bg];
		1165	}
		1166
		1167	void
1175	rxvt_term::im_set_size (XRectangle *size)	1168	rxvt_term::im_set_size (XRectangle &size)
1176	{	1169	{
1177	size->x = TermWin.int_bwidth;	1170	// the int_bwidth terms make no sense to me
1178	size->y = TermWin.int_bwidth;	1171	size.x = int_bwidth;
1179	size->width = Width2Pixel (TermWin.ncol);	1172	size.y = int_bwidth;
1180	size->height = Height2Pixel (TermWin.nrow);	1173	size.width = Width2Pixel (ncol) + int_bwidth;
		1174	size.height = Height2Pixel (nrow) + int_bwidth;
1181	}	1175	}
1182		1176
1183	void	1177	void
1184	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1178	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1179	XRectangle &status_rect,
		1180	const XRectangle &needed_rect)
1185	{	1181	{
1186	*fg = PixColors[Color_fg];	1182	preedit_rect.x = needed_rect.width;
1187	*bg = PixColors[Color_bg];	1183	preedit_rect.y = 0;
		1184	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1185	preedit_rect.height = fheight;
		1186
		1187	status_rect.x = 0;
		1188	status_rect.y = 0;
		1189	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1190	status_rect.height = fheight;
1188	}	1191	}
1189		1192
1190	/* Checking whether input method is running. */	1193	/* Checking whether input method is running. */
1191	bool	1194	bool
1192	rxvt_term::IMisRunning ()	1195	rxvt_term::IMisRunning ()
1193	{	1196	{
1194	char *p;	1197	char *p;
1195	Atom atom;	1198	Atom atom;
1196	Window win;	1199	Window win;
1197	char server[IMBUFSIZ];	1200	char server[IMBUFSIZ];
1198		1201
1199	/* get current locale modifier */	1202	/* get current locale modifier */
1200	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1203	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1201	{	1204	{
1202	STRCPY (server, "@server=");	1205	strcpy (server, "@server=");
1203	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1206	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1207
1204	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1208	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1205	*p = '\0';	1209	*p = '\0';
1206		1210
1207	atom = XInternAtom (display->display, server, False);	1211	atom = XInternAtom (dpy, server, False);
1208	win = XGetSelectionOwner (display->display, atom);	1212	win = XGetSelectionOwner (dpy, atom);
		1213
1209	if (win != None)	1214	if (win != None)
1210	return True;	1215	return True;
1211	}	1216	}
		1217
1212	return False;	1218	return False;
1213	}	1219	}
1214		1220
1215	void	1221	void
1216	rxvt_term::IMSendSpot ()	1222	rxvt_term::IMSendSpot ()
1217	{	1223	{
1218	XPoint spot;	1224	XPoint nspot;
1219	XVaNestedList preedit_attr;	1225	XVaNestedList preedit_attr;
1220		1226
1221	if (Input_Context == NULL	1227	if (!Input_Context
1222	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1228	|| !focus
1223	|| ! (event_type == KeyPress	1229	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1224	|| event_type == Expose
1225	|| event_type == NoExpose
1226	|| event_type == SelectionNotify
1227	|| event_type == ButtonRelease || event_type == FocusIn)
1228	|| !IMisRunning ())
1229	return;	1230	return;
1230		1231
1231	im_set_position (&spot);	1232	im_set_position (nspot);
		1233
		1234	if (nspot.x == spot.x && nspot.y == spot.y)
		1235	return;
		1236
		1237	spot = nspot;
1232		1238
1233	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1239	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1234	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1240	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1235	XFree (preedit_attr);	1241	XFree (preedit_attr);
1236	}	1242	}
1237		1243
1238	void	1244	void
1239	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1240	XRectangle * needed_rect)
1241	{
1242	int mbh, vtx = 0;
1243
1244	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1245	vtx = scrollbar_TotalWidth ();
1246
1247	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1248	mbh -= TermWin.lineSpace;
1249
1250	preedit_rect->x = needed_rect->width + vtx;
1251	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1252
1253	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1254	preedit_rect->height = Height2Pixel (1);
1255
1256	status_rect->x = vtx;
1257	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1258
1259	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1260	status_rect->height = Height2Pixel (1);
1261	}
1262
1263	void
1264	rxvt_term::im_destroy ()	1245	rxvt_term::im_destroy ()
1265	{	1246	{
1266	if (Input_Context)
1267	{
1268	XDestroyIC (Input_Context);
1269	Input_Context = NULL;
1270	}
1271
1272	if (input_method)	1247	if (input_method)
1273	{	1248	{
		1249	if (Input_Context && input_method->xim)
		1250	XDestroyIC (Input_Context);
		1251
1274	display->put_xim (input_method);	1252	display->put_xim (input_method);
1275	input_method = 0;	1253	input_method = 0;
1276	}	1254	}
		1255
		1256	Input_Context = 0;
1277	}	1257	}
		1258
		1259	#ifdef ENABLE_XIM_ONTHESPOT
		1260
		1261	static void
		1262	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1263	{
		1264	((rxvt_term *)client_data)->make_current ();
		1265	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1266	}
		1267
		1268	static void
		1269	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1270	{
		1271	((rxvt_term *)client_data)->make_current ();
		1272	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1273	}
		1274
		1275	static void
		1276	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1277	{
		1278	rxvt_term *term = (rxvt_term *)client_data;
		1279	XIMText *text = call_data->text;
		1280
		1281	term->make_current ();
		1282
		1283	if (text)
		1284	{
		1285	void *str;
		1286
		1287	if (!text->encoding_is_wchar && text->string.multi_byte)
		1288	{
		1289	// of course, X makes it ugly again
		1290	if (term->rs[Rs_imLocale])
		1291	SET_LOCALE (term->rs[Rs_imLocale]);
		1292
		1293	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1294	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1295
		1296	if (term->rs[Rs_imLocale])
		1297	SET_LOCALE (term->locale);
		1298	}
		1299	else
		1300	str = (void *)text->string.wide_char;
		1301
		1302	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1303	DT_INT, call_data->caret,
		1304	DT_INT, call_data->chg_first,
		1305	DT_INT, call_data->chg_length,
		1306	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1307	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1308	DT_END));
		1309	}
		1310	else
		1311	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1312	DT_INT, call_data->caret,
		1313	DT_INT, call_data->chg_first,
		1314	DT_INT, call_data->chg_length,
		1315	DT_END));
		1316	}
		1317
		1318	#if 0
		1319	static void
		1320	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1321	{
		1322	((rxvt_term *)client_data)->make_current ();
		1323	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1324	DT_INT, call_data->position,
		1325	DT_INT, call_data->direction,
		1326	DT_INT, call_data->style,
		1327	DT_END));
		1328	}
		1329	#endif
		1330
		1331	#endif
1278		1332
1279	/*	1333	/*
1280	* Try to open a XIM with the current modifiers, then see if we can	1334	* Try to open a XIM with the current modifiers, then see if we can
1281	* open a suitable preedit type	1335	* open a suitable preedit type
1282	*/	1336	*/
1283	bool	1337	bool
1284	rxvt_term::IM_get_IC (const char *modifiers)	1338	rxvt_term::IM_get_IC (const char *modifiers)
1285	{	1339	{
1286	int i, j, found;	1340	int i, j, found;
1287	XIM xim;	1341	XIM xim;
1288	XPoint spot;	1342	XPoint spot;
1289	XRectangle rect, status_rect, needed_rect;	1343	XRectangle rect, status_rect, needed_rect;
1290	unsigned long fg, bg;	1344	unsigned long fg, bg;
1291	const char *p;	1345	const char *p;
1292	char **s;	1346	char **s;
1293	XIMStyles *xim_styles;	1347	XIMStyles *xim_styles;
1294	XVaNestedList preedit_attr, status_attr;	1348	#ifdef ENABLE_XIM_ONTHESPOT
		1349	XIMCallback xcb[4];
		1350	#endif
		1351
		1352	set_environ (envv);
1295		1353
1296	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1354	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1297	return false;	1355	return false;
1298		1356
1299	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1300	input_method = display->get_xim (locale, modifiers);	1357	input_method = display->get_xim (locale, modifiers);
1301	if (input_method == NULL)	1358	if (input_method == NULL)
1302	return false;	1359	return false;
1303		1360
1304	xim = input_method->xim;	1361	xim = input_method->xim;
		1362	spot.x = spot.y = -1;
1305		1363
1306	xim_styles = NULL;	1364	xim_styles = NULL;
1307	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1365	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1308	|| !xim_styles || !xim_styles->count_styles)	1366	|| !xim_styles || !xim_styles->count_styles)
1309	{	1367	{
1310	display->put_xim (input_method);	1368	im_destroy ();
1311	return false;	1369	return false;
1312	}	1370	}
1313		1371
1314	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1372	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1373
		1374	for (int pi = 0; pi < 2; pi++)
		1375	{
		1376	p = pet[pi];
		1377
		1378	if (!p)
		1379	continue;
		1380
1315	s = rxvt_splitcommastring (p);	1381	s = rxvt_splitcommastring (p);
		1382
1316	for (i = found = 0; !found && s[i]; i++)	1383	for (i = found = 0; !found && s[i]; i++)
1317	{	1384	{
1318	if (!STRCMP (s[i], "OverTheSpot"))	1385	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1386	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!STRCMP (s[i], "OffTheSpot"))	1387	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1388	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!STRCMP (s[i], "Root"))	1389	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1390	input_style = XIMPreeditNothing | XIMStatusNothing;
		1391	else if (!strcmp (s[i], "None"))
		1392	input_style = XIMPreeditNone | XIMStatusNone;
		1393	#ifdef ENABLE_XIM_ONTHESPOT
		1394	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1395	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1396	#endif
		1397	else
		1398	input_style = XIMPreeditNothing | XIMStatusNothing;
1324		1399
1325	for (j = 0; j < xim_styles->count_styles; j++)	1400	for (j = 0; j < xim_styles->count_styles; j++)
1326	if (input_style == xim_styles->supported_styles[j])	1401	if (input_style == xim_styles->supported_styles[j])
1327	{	1402	{
		1403	rxvt_freecommastring (s);
		1404
1328	found = 1;	1405	found = 1;
1329	break;	1406	goto foundpet;
		1407	}
		1408
1330	}	1409	}
1331	}
1332		1410
1333	for (i = 0; s[i]; i++)	1411	rxvt_freecommastring (s);
1334	free (s[i]);	1412	}
1335		1413
1336	free (s);	1414	foundpet:
		1415
1337	XFree (xim_styles);	1416	XFree (xim_styles);
1338		1417
1339	if (!found)	1418	if (!found)
1340	{	1419	{
1341	display->put_xim (input_method);	1420	im_destroy ();
1342	return false;	1421	return false;
1343	}	1422	}
1344		1423
1345	preedit_attr = status_attr = NULL;	1424	XFontSet fs = 0;
		1425	XVaNestedList preedit_attr = 0, status_attr = 0;
		1426
		1427	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1428	{
		1429	// fake us a font-set, please
		1430	char **missing_charset_list;
		1431	int missing_charset_count;
		1432	char *def_string;
		1433	char pat[512];
		1434
		1435	sprintf (pat,
		1436	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1437	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1438	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1439	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1440	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1441	"*",
		1442	fheight,
		1443	fheight + 1, fheight - 1,
		1444	fheight - 2, fheight + 2);
		1445
		1446	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1447	&missing_charset_list, &missing_charset_count, &def_string);
		1448
		1449	if (missing_charset_list)
		1450	XFreeStringList (missing_charset_list);
		1451
		1452	if (!fs)
		1453	{
		1454	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1455	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1456	}
		1457	}
1346		1458
1347	if (input_style & XIMPreeditPosition)	1459	if (input_style & XIMPreeditPosition)
1348	{	1460	{
1349	im_set_size (&rect);	1461	im_set_size (rect);
1350	im_set_position (&spot);	1462	im_set_position (spot);
1351	im_set_color (&fg, &bg);	1463	im_set_color (fg, bg);
1352		1464
1353	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1465	preedit_attr = XVaCreateNestedList (0,
		1466	XNForeground, fg,
		1467	XNBackground, bg,
		1468	XNArea, &rect,
1354	XNSpotLocation, &spot,	1469	XNSpotLocation, &spot,
1355	XNForeground, fg, XNBackground, bg,
1356	//XNFontSet, TermWin.fontset,	1470	XNFontSet, fs,
1357	NULL);	1471	NULL);
1358	}	1472	}
1359	else if (input_style & XIMPreeditArea)	1473	else if (input_style & XIMPreeditArea)
1360	{	1474	{
1361	im_set_color (&fg, &bg);	1475	im_set_color (fg, bg);
1362		1476
1363	/*	1477	/*
1364	* The necessary width of preedit area is unknown	1478	* The necessary width of preedit area is unknown
1365	* until create input context.	1479	* until create input context.
1366	*/	1480	*/
1367	needed_rect.width = 0;	1481	needed_rect.width = 0;
1368
1369	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1482	im_set_preedit_area (rect, status_rect, needed_rect);
1370		1483
1371	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1484	preedit_attr = XVaCreateNestedList (0,
		1485	XNForeground, fg,
1372	XNForeground, fg, XNBackground, bg,	1486	XNBackground, bg,
		1487	XNArea, &rect,
		1488	XNFontSet, fs,
		1489	NULL);
		1490	status_attr = XVaCreateNestedList (0,
		1491	XNForeground, fg,
		1492	XNBackground, bg,
		1493	XNArea, &status_rect,
1373	//XNFontSet, TermWin.fontset,	1494	XNFontSet, fs,
1374	NULL);	1495	NULL);
1375	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1496	}
1376	XNForeground, fg, XNBackground, bg,	1497	#if ENABLE_XIM_ONTHESPOT
1377	//XNFontSet, TermWin.fontset,	1498	else if (input_style & XIMPreeditCallbacks)
		1499	{
		1500	im_set_position (spot);
		1501
		1502	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1503	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1504	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1505	# if 0
		1506	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1507	# endif
		1508
		1509	preedit_attr = XVaCreateNestedList (0,
		1510	XNSpotLocation, &spot,
		1511	XNPreeditStartCallback, &xcb[0],
		1512	XNPreeditDoneCallback , &xcb[1],
		1513	XNPreeditDrawCallback , &xcb[2],
		1514	# if 0
		1515	XNPreeditCaretCallback, &xcb[3],
		1516	# endif
1378	NULL);	1517	NULL);
1379	}	1518	}
		1519	#endif
1380		1520
1381	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1521	Input_Context = XCreateIC (xim,
		1522	XNInputStyle, input_style,
1382	XNClientWindow, TermWin.parent[0],	1523	XNClientWindow, vt,
1383	XNFocusWindow, TermWin.parent[0],	1524	XNFocusWindow, parent[0],
1384	preedit_attr ? XNPreeditAttributes : NULL,	1525	preedit_attr ? XNPreeditAttributes : NULL,
1385	preedit_attr,	1526	preedit_attr,
1386	status_attr ? XNStatusAttributes : NULL,	1527	status_attr ? XNStatusAttributes : NULL,
1387	status_attr, NULL);	1528	status_attr, NULL);
		1529
1388	if (preedit_attr) XFree (preedit_attr);	1530	if (preedit_attr) XFree (preedit_attr);
1389	if (status_attr) XFree (status_attr);	1531	if (status_attr) XFree (status_attr);
		1532	if (fs) XFreeFontSet (dpy, fs);
1390		1533
1391	if (Input_Context == NULL)	1534	if (Input_Context == NULL)
1392	{	1535	{
1393	rxvt_print_error ("failed to create input context");	1536	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1394	display->put_xim (input_method);	1537	im_destroy ();
1395	return false;	1538	return false;
1396	}	1539	}
1397		1540
1398	if (input_style & XIMPreeditArea)	1541	#if 0
		1542	// unfortunately, only the focus window is used by XIM, hard to fix
		1543	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1544	vt_select_input ();
		1545	#endif
		1546
1399	IMSetStatusPosition ();	1547	IMSetPosition ();
1400		1548
1401	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1402	return true;	1549	return true;
1403	}	1550	}
1404		1551
1405	void	1552	void
1406	rxvt_term::im_cb ()	1553	rxvt_term::im_cb ()
1407	{	1554	{
1408	int i, found, had_im;	1555	int i;
1409	const char *p;	1556	const char *p;
1410	char **s;	1557	char **s;
1411	char buf[IMBUFSIZ];	1558	char buf[IMBUFSIZ];
1412		1559
		1560	make_current ();
		1561
1413	im_destroy ();	1562	im_destroy ();
1414		1563
1415	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1416	if (Input_Context)	1564	if (Input_Context)
1417	return;	1565	return;
1418		1566
1419	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1567	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1420	if (rs[Rs_imLocale])	1568	if (rs[Rs_imLocale])
…		…
1425	if (p && *p)	1573	if (p && *p)
1426	{	1574	{
1427	bool found = false;	1575	bool found = false;
1428		1576
1429	s = rxvt_splitcommastring (p);	1577	s = rxvt_splitcommastring (p);
		1578
1430	for (i = 0; s[i]; i++)	1579	for (i = 0; s[i]; i++)
1431	{	1580	{
1432	if (*s[i])	1581	if (*s[i])
1433	{	1582	{
1434	STRCPY (buf, "@im=");	1583	strcpy (buf, "@im=");
1435	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1584	strncat (buf, s[i], IMBUFSIZ - 5);
1436	if (IM_get_IC (buf))	1585	if (IM_get_IC (buf))
1437	{	1586	{
1438	found = true;	1587	found = true;
1439	break;	1588	break;
1440	}	1589	}
1441	}	1590	}
1442	}	1591	}
1443	for (i = 0; s[i]; i++)	1592
1444	free (s[i]);	1593	rxvt_freecommastring (s);
1445	free (s);
1446		1594
1447	if (found)	1595	if (found)
1448	goto done;	1596	goto done;
1449	}	1597	}
1450		1598
…		…
1462	SET_LOCALE (locale);	1610	SET_LOCALE (locale);
1463	#endif	1611	#endif
1464	}	1612	}
1465		1613
1466	void	1614	void
1467	rxvt_term::IMSetStatusPosition ()	1615	rxvt_term::IMSetPosition ()
1468	{	1616	{
1469	XRectangle preedit_rect, status_rect, *needed_rect;	1617	XRectangle preedit_rect, status_rect, *needed_rect;
1470	XVaNestedList preedit_attr, status_attr;	1618	XVaNestedList preedit_attr, status_attr;
1471		1619
1472	if (Input_Context == NULL	1620	if (!Input_Context
1473	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1621	|| !focus
		1622	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1474	|| !IMisRunning ())	1623	|| !IMisRunning ())
1475	return;	1624	return;
1476		1625
1477	/* Getting the necessary width of preedit area */	1626	/* Getting the necessary width of preedit area */
1478	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1627	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1479	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1628	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1480	XFree (status_attr);	1629	XFree (status_attr);
1481		1630
1482	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1631	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1632	XFree (needed_rect);
1483		1633
1484	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1634	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1485	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1635	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1486		1636
1487	XSetICValues (Input_Context,	1637	XSetICValues (Input_Context,
1488	XNPreeditAttributes, preedit_attr,	1638	XNPreeditAttributes, preedit_attr,
1489	XNStatusAttributes, status_attr, NULL);	1639	XNStatusAttributes, status_attr,
		1640	NULL);
1490		1641
1491	XFree (preedit_attr);	1642	XFree (preedit_attr);
1492	XFree (status_attr);	1643	XFree (status_attr);
1493	}	1644	}
1494	#endif /* USE_XIM */	1645	#endif /* USE_XIM */
1495		1646
1496	/*----------------------------------------------------------------------*/
1497	rxvt_t rxvt_current_term;
1498
1499	/*----------------------- end-of-file (C source) -----------------------*/	1647	/*----------------------- end-of-file (C source) -----------------------*/

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