ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/main.C

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.189 by root, Thu Jan 19 09:47:15 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
49	static char curlocale[128];	53	static char curlocale[128], savelocale[128];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
58	}	63	return true;
59	}	64	}
60		65
		66	void
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
		73	void
		74	rxvt_pop_locale ()
		75	{
		76	rxvt_set_locale (savelocale);
		77	}
		78
		79	#if ENABLE_COMBINING
61	class rxvt_composite_vec rxvt_composite;	80	class rxvt_composite_vec rxvt_composite;
62		81
63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)	82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64	{	83	{
65	compose_char *cc;	84	compose_char *cc;
66		85
67	// break compose chains, as stupid readline really likes to duplicate	86	// break compose chains, as stupid readline really likes to duplicate
68	// composing characters for some reason near the end of a line.	87	// composing characters for some reason near the end of a line.
…		…
94	v.push_back (compose_char (c1, c2));	113	v.push_back (compose_char (c1, c2));
95		114
96	return v.size () - 1 + COMPOSE_LO;	115	return v.size () - 1 + COMPOSE_LO;
97	}	116	}
98		117
99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)	118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100	{	119	{
101	compose_char *cc = (*this)[c];	120	compose_char *cc = (*this)[c];
102		121
103	if (!cc)	122	if (!cc)
104	{	123	{
…		…
117	}	136	}
118		137
119	return len;	138	return len;
120		139
121	}	140	}
122		141	#endif
123	extern struct rxvt_composite_vec rxvt_composite;
124	void *
125	rxvt_term::operator new (size_t s)
126	{
127	void *p = malloc (s);
128
129	MEMSET (p, 0, s);
130	return p;
131	}
132
133	void
134	rxvt_term::operator delete (void *p, size_t s)
135	{
136	free (p);
137	}
138		142
139	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
140	:	144	:
		145	#if TRANSPARENT
141	rootwin_ev (this, &rxvt_term::rootwin_cb),	146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef CURSOR_BLINK
		152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		153	#endif
		154	#ifdef TEXT_BLINK
		155	text_blink_ev (this, &rxvt_term::text_blink_cb),
		156	#endif
		157	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		158	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		159	#endif
		160	#ifdef SELECTION_SCROLLING
		161	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		162	#endif
		163	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		164	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		165	#endif
		166	#ifdef POINTER_BLANK
		167	pointer_ev (this, &rxvt_term::pointer_cb),
		168	#endif
		169	#ifdef USE_XIM
		170	im_ev (this, &rxvt_term::im_cb),
		171	#endif
142	termwin_ev (this, &rxvt_term::x_cb),	172	termwin_ev (this, &rxvt_term::x_cb),
143	vt_ev (this, &rxvt_term::x_cb),	173	vt_ev (this, &rxvt_term::x_cb),
144	#ifdef HAVE_SCROLLBARS
145	scrollbar_ev (this, &rxvt_term::x_cb),
146	#endif
147	#ifdef MENUBAR
148	menubar_ev (this, &rxvt_term::x_cb),
149	#endif
150	#ifdef CURSOR_BLINK
151	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
152	#endif
153	#ifdef TEXT_BLINK
154	text_blink_ev (this, &rxvt_term::text_blink_cb),
155	#endif
156	#ifdef POINTER_BLANK
157	pointer_ev (this, &rxvt_term::pointer_cb),
158	#endif
159	#ifdef USE_XIM
160	im_ev (this, &rxvt_term::im_cb),	174	child_ev (this, &rxvt_term::child_cb),
161	#endif
162	check_ev (this, &rxvt_term::check_cb),	175	check_ev (this, &rxvt_term::check_cb),
		176	flush_ev (this, &rxvt_term::flush_cb),
163	destroy_ev (this, &rxvt_term::destroy_cb),	177	destroy_ev (this, &rxvt_term::destroy_cb),
164	pty_ev (this, &rxvt_term::pty_cb),	178	pty_ev (this, &rxvt_term::pty_cb),
165	incr_ev (this, &rxvt_term::incr_cb)	179	incr_ev (this, &rxvt_term::incr_cb)
166	{	180	{
167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		182
		183	termlist.push_back (this);
		184
		185	#ifdef KEYSYM_RESOURCE
		186	keyboard = new keyboard_manager;
		187
		188	if (!keyboard)
		189	rxvt_fatal ("out of memory, aborting.\n");
		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;
168	}	201	}
169		202
170	rxvt_term::~rxvt_term ()	203	rxvt_term::~rxvt_term ()
171	{	204	{
172	if (cmd_fd >= 0)	205	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
173	close (cmd_fd);
174		206
175	#ifndef NO_SETOWNER_TTYDEV	207	termlist.erase (find (termlist.begin (), termlist.end(), this));
176	privileged_ttydev (RESTORE);
177	#endif
178	#ifdef UTMP_SUPPORT
179	privileged_utmp (RESTORE);
180	#endif
181		208
		209	emergency_cleanup ();
		210
		211	#if ENABLE_STYLES
		212	for (int i = RS_styleCount; --i; )
		213	if (fontset[i] != fontset[0])
		214	delete fontset[i];
		215	#endif
182	delete TermWin.fontset;	216	delete fontset[0];
183		217
184	if (display)	218	if (display)
185	{	219	{
186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	220	dDisp;
		221
		222	selection_clear ();
		223
		224	#ifdef USE_XIM
		225	im_destroy ();
		226	#endif
		227	#ifdef XTERM_SCROLLBAR
		228	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		229	if (ShadowGC) XFreeGC (disp, ShadowGC);
		230	#endif
		231	#ifdef PLAIN_SCROLLBAR
		232	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		233	#endif
		234	#ifdef NEXT_SCROLLBAR
		235	if (blackGC) XFreeGC (disp, blackGC);
		236	if (whiteGC) XFreeGC (disp, whiteGC);
		237	if (grayGC) XFreeGC (disp, grayGC);
		238	if (darkGC) XFreeGC (disp, darkGC);
		239	if (stippleGC) XFreeGC (disp, stippleGC);
		240	if (dimple) XFreePixmap (disp, dimple);
		241	if (upArrow) XFreePixmap (disp, upArrow);
		242	if (downArrow) XFreePixmap (disp, downArrow);
		243	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		244	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		245	#endif
		246	#ifdef RXVT_SCROLLBAR
		247	if (topShadowGC) XFreeGC (disp, topShadowGC);
		248	if (botShadowGC) XFreeGC (disp, botShadowGC);
		249	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		250	#endif
		251	if (gc) XFreeGC (disp, gc);
		252
187	delete menuBar.drawable;	253	delete drawable;
188	//if (menuBar.win)
189	// XDestroyWindow (display->display, menuBar.win);
190	#endif
191	delete TermWin.drawable;
192	// destroy all windows	254	// destroy all windows
193	if (TermWin.parent[0])	255	if (parent[0])
194	XDestroyWindow (display->display, TermWin.parent[0]);	256	XDestroyWindow (disp, parent[0]);
195	}	257	}
196		258
197	// TODO: free pixcolours, colours should become part of rxvt_display	259	// TODO: free pixcolours, colours should become part of rxvt_display
198		260	delete pix_colors_focused;
199	delete PixColors;	261	#if OFF_FOCUS_FADING
		262	delete pix_colors_unfocused;
		263	#endif
200		264
201	displays.put (display);	265	displays.put (display);
202		266
203	scr_release ();	267	scr_release ();
204		268
		269	/* clear all resources */
		270	for (int i = 0; i < allocated.size (); i++)
		271	free (allocated [i]);
		272
		273	free (selection.text);
		274	// TODO: manage env vars in child only(!)
205	free (env_windowid);	275	free (env_windowid);
206	free (env_display);	276	free (env_display);
207	free (env_term);	277	free (env_term);
208	free (env_colorfgbg);	278	free (env_colorfgbg);
209	free (locale);	279	free (locale);
210	free (codeset);	280	free (v_buffer);
		281	free (incr_buf);
211		282
212	delete envv;	283	delete envv;
213	delete argv;	284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
		289	}
		290
		291	// child has exited, usually destroys
		292	void
		293	rxvt_term::child_cb (child_watcher &w, int status)
		294	{
		295	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		296
		297	cmd_pid = 0;
		298
		299	if (!OPTION (Opt_hold))
		300	destroy ();
214	}	301	}
215		302
216	void	303	void
217	rxvt_term::destroy ()	304	rxvt_term::destroy ()
218	{	305	{
		306	if (destroy_ev.active)
		307	return;
		308
		309	#if ENABLE_OVERLAY
		310	scr_overlay_off ();
		311	#endif
		312
219	if (display)	313	if (display)
220	{	314	{
		315	#if USE_XIM
		316	im_ev.stop (display);
		317	#endif
		318	#if HAVE_SCROLLBARS
		319	scrollbar_ev.stop (display);
		320	#endif
		321	#if TRANSPARENT
221	rootwin_ev.stop (display);	322	rootwin_ev.stop (display);
		323	#endif
		324	incr_ev.stop ();
222	termwin_ev.stop (display);	325	termwin_ev.stop (display);
223	vt_ev.stop (display);	326	vt_ev.stop (display);
224	#ifdef USE_XIM
225	im_destroy ();
226	im_ev.stop (display);
227	#endif
228	#ifdef HAVE_SCROLLBARS
229	scrollbar_ev.stop (display);
230	#endif
231	#ifdef MENUBAR
232	menubar_ev.stop (display);
233	#endif
234	}	327	}
235		328
236	check_ev.stop ();	329	check_ev.stop ();
237	pty_ev.stop ();	330	pty_ev.stop ();
238	#ifdef CURSOR_BLINK	331	#ifdef CURSOR_BLINK
239	cursor_blink_ev.stop ();	332	cursor_blink_ev.stop ();
240	#endif	333	#endif
241	#ifdef TEXT_BLINK	334	#ifdef TEXT_BLINK
242	text_blink_ev.stop ();	335	text_blink_ev.stop ();
243	#endif	336	#endif
		337	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		338	cont_scroll_ev.stop ();
		339	#endif
		340	#ifdef SELECTION_SCROLLING
		341	sel_scroll_ev.stop ();
		342	#endif
244	#ifdef POINTER_BLANK	343	#ifdef POINTER_BLANK
245	pointer_ev.stop ();	344	pointer_ev.stop ();
246	#endif	345	#endif
247		346
248	destroy_ev.start (0);	347	destroy_ev.start (0);
249	}	348	}
250		349
251	void	350	void
252	rxvt_term::destroy_cb (time_watcher &w)	351	rxvt_term::destroy_cb (time_watcher &w)
253	{	352	{
254	SET_R (this);	353	make_current ();
255		354
256	delete this;	355	delete this;
257	}
258
259	/*----------------------------------------------------------------------*/
260	/* rxvt_init () */
261	/* LIBPROTO */
262	rxvt_t
263	rxvt_init (int argc, const char *const *argv)
264	{
265	SET_R (new rxvt_term);
266
267	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
268	{
269	delete GET_R;
270	SET_R (0);
271	}
272
273	return GET_R;
274	}
275
276	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
277
278	void
279	rxvt_init_signals ()
280	{
281	/* install exit handler for cleanup */
282	#if 0
283	#ifdef HAVE_ATEXIT
284	atexit (rxvt_clean_exit);
285	#else
286	#endif
287	#endif
288
289	struct sigaction sa;
290
291	sigfillset (&sa.sa_mask);
292	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
293	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
294	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
295	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
298	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
299
300	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
301	/* signal (SIGURG, SIG_DFL); */
302
303	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
304	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
305	}
306
307	bool
308	rxvt_term::init (int argc, const char *const *argv)
309	{
310	/*
311	* Save and then give up any super-user privileges
312	* If we need privileges in any area then we must specifically request it.
313	* We should only need to be root in these cases:
314	* 1. write utmp entries on some systems
315	* 2. chown tty on some systems
316	*/
317	privileges (SAVE);
318	privileges (IGNORE);
319
320	init_secondary ();
321
322	const char **cmd_argv = init_resources (argc, argv);
323
324	set_locale ("");
325
326	#if MENUBAR_MAX
327	menubar_read (rs[Rs_menu]);
328	#endif
329	#ifdef HAVE_SCROLLBARS
330	if (Options & Opt_scrollBar)
331	scrollBar.setIdle (); /* set existence for size calculations */
332	#endif
333
334	create_windows (argc, argv);
335
336	init_xlocale ();
337
338	scr_reset (); /* initialize screen */
339
340	#if 0
341	XSynchronize (display->display, True);
342	#endif
343
344	#ifdef HAVE_SCROLLBARS
345	if (Options & Opt_scrollBar)
346	resize_scrollbar (); /* create and map scrollbar */
347	#endif
348	#if (MENUBAR_MAX)
349	if (menubar_visible ())
350	XMapWindow (display->display, menuBar.win);
351	#endif
352	#ifdef TRANSPARENT
353	if (Options & Opt_transparent)
354	{
355	XSelectInput (display->display, display->root, PropertyChangeMask);
356	check_our_parents ();
357	}
358	#endif
359
360	rootwin_ev.start (display, display->root);
361
362	XMapWindow (display->display, TermWin.vt);
363	XMapWindow (display->display, TermWin.parent[0]);
364
365	init_command (cmd_argv);
366
367	pty_ev.start (cmd_fd, EVENT_READ);
368
369	check_ev.start ();
370
371	return true;
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* SIGNAL HANDLING & EXIT HANDLER *
376	* ------------------------------------------------------------------------- */
377	/*
378	* Catch a SIGCHLD signal and exit if the direct child has died
379	*/
380	/* ARGSUSED */
381	/* EXTPROTO */
382	RETSIGTYPE
383	rxvt_Child_signal (int sig __attribute__ ((unused)))
384	{
385	int pid, save_errno = errno;
386	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
387	;
388	errno = save_errno;
389
390	#if 0
391	if (pid == cmd_pid)
392	exit (EXIT_SUCCESS);
393	#endif
394	}
395
396	/*
397	* Catch a fatal signal and tidy up before quitting
398	*/
399	/* EXTPROTO */
400	RETSIGTYPE
401	rxvt_Exit_signal (int sig)
402	{
403	signal (sig, SIG_DFL);
404	#ifdef DEBUG_CMD
405	rxvt_print_error ("signal %d", sig);
406	#endif
407	rxvt_clean_exit ();
408	kill (getpid (), sig);
409	}
410
411	/* INTPROTO */
412	int
413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	{
415	if (GET_R->allowedxerror == -1)
416	GET_R->allowedxerror = event->error_code;
417	else
418	{
419	old_xerror_handler (display, event);
420	GET_R->destroy ();
421	}
422
423	return 0;
424	}	356	}
425		357
426	/*----------------------------------------------------------------------*/	358	/*----------------------------------------------------------------------*/
427	/*	359	/*
428	* Exit gracefully, clearing the utmp entry and restoring tty attributes	360	* Exit gracefully, clearing the utmp entry and restoring tty attributes
429	* TODO: if debugging, this should free up any known resources if we can	361	* TODO: if debugging, this should free up any known resources if we can
430	*/	362	*/
431	/* EXTPROTO */	363	static XErrorHandler old_xerror_handler;
		364
		365	static void
		366	rxvt_emergency_cleanup ()
		367	{
		368	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		369	(*t)->emergency_cleanup ();
		370	}
		371
		372	#if ENABLE_FRILLS
		373	static void
		374	print_x_error (Display *dpy, XErrorEvent *event)
		375	{
		376	char buffer[BUFSIZ];
		377	char mesg[BUFSIZ];
		378	char number[32];
		379	char *mtype = "XlibMessage";
		380	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		381	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		382	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		383	rxvt_warn ("%s: %s\n", mesg, buffer);
		384	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		385	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		386	sprintf(number, "%d", event->request_code);
		387	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		388	rxvt_warn ("(which is %s)\n", buffer);
		389	if (event->request_code >= 128) {
		390	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		391	mesg, BUFSIZ);
		392	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		393	}
		394	if ((event->error_code == BadWindow) ||
		395	(event->error_code == BadPixmap) ||
		396	(event->error_code == BadCursor) ||
		397	(event->error_code == BadFont) ||
		398	(event->error_code == BadDrawable) ||
		399	(event->error_code == BadColor) ||
		400	(event->error_code == BadGC) ||
		401	(event->error_code == BadIDChoice) ||
		402	(event->error_code == BadValue) ||
		403	(event->error_code == BadAtom)) {
		404	if (event->error_code == BadValue)
		405	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		406	mesg, BUFSIZ);
		407	else if (event->error_code == BadAtom)
		408	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		409	mesg, BUFSIZ);
		410	else
		411	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		412	mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		414	}
		415	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		416	mesg, BUFSIZ);
		417	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		418	}
		419	#endif
		420
		421	int
		422	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		423	{
		424	if (GET_R->allowedxerror == -1)
		425	GET_R->allowedxerror = event->error_code;
		426	else
		427	{
		428	// GET_R is most likely not the terminal which caused the error,
		429	// so just output the error and continue
		430	#if ENABLE_FRILLS
		431	print_x_error (display, event);
		432	#else
		433	old_xerror_handler (display, event);
		434	#endif
		435	}
		436
		437	return 0;
		438	}
		439
		440	int
		441	rxvt_xioerror_handler (Display *display)
		442	{
		443	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		444	DisplayString (display));
		445	rxvt_emergency_cleanup ();
		446	_exit (EXIT_FAILURE);
		447	}
		448
		449	/*----------------------------------------------------------------------*/
		450	bool
		451	rxvt_term::init (int argc, const char *const *argv)
		452	{
		453	SET_R (this);
		454	set_locale ("");
		455	set_environ (envv); // few things in X do not call setlocale :(
		456
		457	if (!init_vars ())
		458	return false;
		459
		460	init_secondary ();
		461
		462	const char **cmd_argv = init_resources (argc, argv);
		463
		464	#ifdef KEYSYM_RESOURCE
		465	keyboard->register_done ();
		466	#endif
		467
		468	#ifdef HAVE_SCROLLBARS
		469	if (OPTION (Opt_scrollBar))
		470	scrollBar.setIdle (); /* set existence for size calculations */
		471	#endif
		472
		473	#if ENABLE_PERL
		474	if (!rs[Rs_perl_ext_1])
		475	rs[Rs_perl_ext_1] = "default";
		476
		477	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		478	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		479	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		480	{
		481	rxvt_perl.init (this);
		482	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		483	}
		484	#endif
		485
		486	pty = rxvt_new_ptytty ();
		487
		488	create_windows (argc, argv);
		489
		490	dDisp;
		491
		492	init_xlocale ();
		493
		494	scr_reset (); // initialize screen
		495
		496	#if 0
		497	XSynchronize (disp, True);
		498	#endif
		499
		500	#ifdef HAVE_SCROLLBARS
		501	if (OPTION (Opt_scrollBar))
		502	resize_scrollbar (); /* create and map scrollbar */
		503	#endif
		504	#ifdef TRANSPARENT
		505	if (OPTION (Opt_transparent))
		506	{
		507	XSelectInput (disp, display->root, PropertyChangeMask);
		508	check_our_parents ();
		509	rootwin_ev.start (display, display->root);
		510	}
		511	#endif
		512
		513	XMapWindow (disp, vt);
		514	XMapWindow (disp, parent[0]);
		515
		516	set_colorfgbg ();
		517
		518	init_command (cmd_argv);
		519
		520	free (cmd_argv);
		521
		522	if (pty->pty >= 0)
		523	pty_ev.start (pty->pty, EVENT_READ);
		524
		525	check_ev.start ();
		526
		527	HOOK_INVOKE ((this, HOOK_START, DT_END));
		528
		529	return true;
		530	}
		531
		532	static struct sig_handlers
		533	{
		534	sig_watcher sw_term, sw_int;
		535
		536	/*
		537	* Catch a fatal signal and tidy up before quitting
		538	*/
432	void	539	void
433	rxvt_clean_exit ()	540	sig_term (sig_watcher &w)
		541	{
		542	#ifdef DEBUG_CMD
		543	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		544	#endif
		545	rxvt_emergency_cleanup ();
		546	signal (w.signum, SIG_DFL);
		547	kill (getpid (), w.signum);
		548	}
		549
		550	sig_handlers ()
		551	: sw_term (this, &sig_handlers::sig_term),
		552	sw_int (this, &sig_handlers::sig_term)
		553	{
		554	}
		555	} sig_handlers;
		556
		557	char **rxvt_environ; // startup environment
		558
		559	void
		560	rxvt_init ()
434	{	561	{
435	// TODO: rxvtd should clean up all ressources	562	uid_t uid = getuid ();
436	if (GET_R)	563	gid_t gid = getgid ();
437	GET_R->destroy ();	564
		565	// before doing anything else, check for setuid/setgid operation,
		566	// start the helper process and drop privileges
		567	if (uid != geteuid ()
		568	|| gid != getegid ())
		569	{
		570	#if PTYTTY_HELPER
		571	rxvt_ptytty_server ();
		572	#else
		573	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		574	#endif
		575
		576	// drop privileges
		577	#if HAVE_SETRESUID
		578	setresgid (gid, gid, gid);
		579	setresuid (uid, uid, uid);
		580	#elif HAVE_SETREUID
		581	setregid (gid, gid);
		582	setreuid (uid, uid);
		583	#elif HAVE_SETUID
		584	setgid (gid);
		585	setuid (uid);
		586	#endif
		587
		588	if (uid != geteuid ()
		589	|| gid != getegid ())
		590	rxvt_fatal ("unable to drop privileges, aborting.\n");
		591	}
		592
		593	rxvt_environ = environ;
		594
		595	signal (SIGHUP, SIG_IGN);
		596	signal (SIGPIPE, SIG_IGN);
		597
		598	sig_handlers.sw_term.start (SIGTERM);
		599	sig_handlers.sw_int.start (SIGINT);
		600
		601	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		602	/* signal (SIGURG, SIG_DFL); */
		603
		604	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		605	// TODO: handle this with exceptions and tolerate the memory loss
		606	XSetIOErrorHandler (rxvt_xioerror_handler);
		607
		608	XrmInitialize ();
438	}	609	}
439		610
440	/* ------------------------------------------------------------------------- *	611	/* ------------------------------------------------------------------------- *
441	* MEMORY ALLOCATION WRAPPERS *	612	* MEMORY ALLOCATION WRAPPERS *
442	* ------------------------------------------------------------------------- */	613	* ------------------------------------------------------------------------- */
443	/* EXTPROTO */	614	void *
444	void *
445	rxvt_malloc (size_t size)	615	rxvt_malloc (size_t size)
446	{	616	{
447	void *p;
448
449	p = malloc (size);	617	void *p = malloc (size);
		618
450	if (p)	619	if (!p)
		620	rxvt_fatal ("memory allocation failure. aborting.\n");
		621
451	return p;	622	return p;
452
453	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
454	rxvt_clean_exit ();
455	exit (EXIT_FAILURE);
456	/* NOTREACHED */
457	}	623	}
458		624
459	/* EXTPROTO */	625	void *
460	void *
461	rxvt_calloc (size_t number, size_t size)	626	rxvt_calloc (size_t number, size_t size)
462	{	627	{
463	void *p;
464
465	p = calloc (number, size);	628	void *p = calloc (number, size);
		629
466	if (p)	630	if (!p)
		631	rxvt_fatal ("memory allocation failure. aborting.\n");
		632
467	return p;	633	return p;
468
469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
470	rxvt_clean_exit ();
471	exit (EXIT_FAILURE);
472	/* NOTREACHED */
473	}	634	}
474		635
475	/* EXTPROTO */
476	void *	636	void *
477	rxvt_realloc (void *ptr, size_t size)	637	rxvt_realloc (void *ptr, size_t size)
478	{	638	{
479	void *p;
480
481	if (ptr)
482	p = realloc (ptr, size);	639	void *p = realloc (ptr, size);
483	else	640
484	p = malloc (size);
485	if (p)	641	if (!p)
		642	rxvt_fatal ("memory allocation failure. aborting.\n");
		643
486	return p;	644	return p;
487
488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
489	rxvt_clean_exit ();
490	exit (EXIT_FAILURE);
491	/* NOTREACHED */
492	}	645	}
493
494	/* ------------------------------------------------------------------------- *
495	* PRIVILEGED OPERATIONS *
496	* ------------------------------------------------------------------------- */
497	/* take care of suid/sgid super-user (root) privileges */
498	void
499	rxvt_term::privileges (int mode)
500	{
501	#if ! defined(__CYGWIN32__)
502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
503	/* setreuid () is the poor man's setuid (), seteuid () */
504	# define seteuid(a) setreuid(-1, (a))
505	# define setegid(a) setregid(-1, (a))
506	# define HAVE_SETEUID
507	# endif
508	# ifdef HAVE_SETEUID
509	switch (mode)
510	{
511	case IGNORE:
512	/*
513	* change effective uid/gid - not real uid/gid - so we can switch
514	* back to root later, as required
515	*/
516	seteuid (getuid ());
517	setegid (getgid ());
518	break;
519	case SAVE:
520	euid = geteuid ();
521	egid = getegid ();
522	break;
523	case RESTORE:
524	seteuid (euid);
525	setegid (egid);
526	break;
527	}
528	# else
529	switch (mode)
530	{
531	case IGNORE:
532	setuid (getuid ());
533	setgid (getgid ());
534	/* FALLTHROUGH */
535	case SAVE:
536	/* FALLTHROUGH */
537	case RESTORE:
538	break;
539	}
540	# endif
541	#endif
542	}
543
544	#ifdef UTMP_SUPPORT
545	void
546	rxvt_term::privileged_utmp (char action)
547	{
548	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
549	action, next_utmp_action, getpid ()));
550	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
551	|| (Options & Opt_utmpInhibit)
552	|| ttydev == NULL || *ttydev == '\0')
553	return;
554
555	privileges (RESTORE);
556	if (action == SAVE)
557	{
558	next_utmp_action = RESTORE;
559	makeutent (ttydev, rs[Rs_display_name]);
560	}
561	else
562	{ /* action == RESTORE */
563	next_utmp_action = IGNORE;
564	cleanutent ();
565	}
566	privileges (IGNORE);
567	}
568	#endif
569
570	#ifndef NO_SETOWNER_TTYDEV
571	void
572	rxvt_term::privileged_ttydev (char action)
573	{
574	D_MAIN ((stderr,
575	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
576	action, next_tty_action, getpid ()));
577	if (next_tty_action != action || (action != SAVE && action != RESTORE)
578	|| ttydev == NULL || *ttydev == '\0')
579	return;
580
581	privileges (RESTORE);
582
583	if (action == SAVE)
584	{
585	next_tty_action = RESTORE;
586	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
587	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
588	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
589	next_tty_action = IGNORE;
590	else
591	# endif
592
593	{
594	chown (ttydev, getuid (), ttygid); /* fail silently */
595	chmod (ttydev, ttymode);
596	# ifdef HAVE_REVOKE
597	revoke (ttydev);
598	# endif
599
600	}
601	}
602	else
603	{ /* action == RESTORE */
604	next_tty_action = IGNORE;
605	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
606	chmod (ttydev, ttyfd_stat.st_mode);
607	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
608	# else
609	chmod (ttydev,
610	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
611	chown (ttydev, 0, 0);
612	# endif
613
614	}
615
616	privileges (IGNORE);
617
618	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
619	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
620	action == RESTORE ? "Restoring" : (action ==
621	SAVE ? "Saving" :
622	"UNKNOWN ERROR for"), ttydev,
623	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
624	ttyfd_stat.st_gid));
625	# endif
626	}
627	#endif
628		646
629	/*----------------------------------------------------------------------*/	647	/*----------------------------------------------------------------------*/
630	/*	648	/*
631	* window size/position calculcations for XSizeHint and other storage.	649	* window size/position calculcations for XSizeHint and other storage.
632	* if width/height are non-zero then override calculated width/height	650	* if width/height are non-zero then override calculated width/height
633	*/	651	*/
634	void	652	void
635	rxvt_term::window_calc (unsigned int width, unsigned int height)	653	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636	{	654	{
637	short recalc_x, recalc_y;	655	short recalc_x, recalc_y;
638	int x, y, sb_w, mb_h, flags;	656	int x, y, sb_w, flags;
639	unsigned int w, h;	657	unsigned int w, h;
640	unsigned int max_width, max_height;	658	unsigned int max_width, max_height;
		659	dDisp;
641		660
642	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	661	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
643	TermWin.ncol, TermWin.nrow, szHint.width,	662	ncol, nrow, szHint.width, szHint.height));
644	szHint.height));	663
645	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	664	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646	szHint.win_gravity = NorthWestGravity;	665	szHint.win_gravity = NorthWestGravity;
647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	666	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648		667
649	recalc_x = recalc_y = 0;	668	recalc_x = recalc_y = 0;
650	flags = 0;	669	flags = 0;
		670
651	if (!parsed_geometry)	671	if (!parsed_geometry)
652	{	672	{
653	parsed_geometry = 1;	673	parsed_geometry = 1;
		674
654	if (rs[Rs_geometry])	675	if (rs[Rs_geometry])
655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	676	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		677
656	if (flags & WidthValue)	678	if (flags & WidthValue)
657	{	679	{
658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	680	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
659	szHint.flags |= USSize;	681	szHint.flags |= USSize;
660	}	682	}
		683
661	if (flags & HeightValue)	684	if (flags & HeightValue)
662	{	685	{
663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	686	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
664	szHint.flags |= USSize;	687	szHint.flags |= USSize;
665	}	688	}
		689
666	if (flags & XValue)	690	if (flags & XValue)
667	{	691	{
668	szHint.x = x;	692	szHint.x = x;
669	szHint.flags |= USPosition;	693	szHint.flags |= USPosition;
		694
670	if (flags & XNegative)	695	if (flags & XNegative)
671	{	696	{
672	recalc_x = 1;	697	recalc_x = 1;
673	szHint.win_gravity = NorthEastGravity;	698	szHint.win_gravity = NorthEastGravity;
674	}	699	}
675	}	700	}
		701
676	if (flags & YValue)	702	if (flags & YValue)
677	{	703	{
678	szHint.y = y;	704	szHint.y = y;
679	szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
680	if (flags & YNegative)	707	if (flags & YNegative)
681	{	708	{
682	recalc_y = 1;	709	recalc_y = 1;
		710
683	if (szHint.win_gravity == NorthEastGravity)	711	if (szHint.win_gravity == NorthEastGravity)
684	szHint.win_gravity = SouthEastGravity;	712	szHint.win_gravity = SouthEastGravity;
685	else	713	else
686	szHint.win_gravity = SouthWestGravity;	714	szHint.win_gravity = SouthWestGravity;
687	}	715	}
688	}	716	}
689	}	717	}
		718
690	/* TODO: BOUNDS */	719	/* TODO: BOUNDS */
691	TermWin.width = TermWin.ncol * TermWin.fwidth;	720	width = ncol * fwidth;
692	TermWin.height = TermWin.nrow * TermWin.fheight;	721	height = nrow * fheight;
693	max_width = MAX_COLS * TermWin.fwidth;	722	max_width = MAX_COLS * fwidth;
694	max_height = MAX_ROWS * TermWin.fheight;	723	max_height = MAX_ROWS * fheight;
695		724
696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	725	szHint.base_width = szHint.base_height = 2 * int_bwidth;
697		726
698	sb_w = mb_h = 0;	727	sb_w = 0;
699	window_vt_x = window_vt_y = 0;	728	window_vt_x = window_vt_y = int_bwidth;
700	if (scrollbar_visible ())	729
		730	if (scrollBar.state)
701	{	731	{
702	sb_w = scrollbar_TotalWidth ();	732	sb_w = scrollbar_TotalWidth ();
703	szHint.base_width += sb_w;	733	szHint.base_width += sb_w;
704	if (! (Options & Opt_scrollBar_right))	734	if (!OPTION (Opt_scrollBar_right))
705	window_vt_x = sb_w;	735	window_vt_x += sb_w;
706	}
707	if (menubar_visible ())
708	{	736	}
709	mb_h = menuBar_TotalHeight ();	737
710	szHint.base_height += mb_h;
711	window_vt_y = mb_h;
712	}
713	szHint.width_inc = TermWin.fwidth;	738	szHint.width_inc = fwidth;
714	szHint.height_inc = TermWin.fheight;	739	szHint.height_inc = fheight;
715	szHint.min_width = szHint.base_width + szHint.width_inc;	740	szHint.min_width = szHint.base_width + szHint.width_inc;
716	szHint.min_height = szHint.base_height + szHint.height_inc;	741	szHint.min_height = szHint.base_height + szHint.height_inc;
717		742
718	if (width && width - szHint.base_width < max_width)	743	if (newwidth && newwidth - szHint.base_width < max_width)
719	{	744	{
720	szHint.width = width;	745	szHint.width = newwidth;
721	TermWin.width = width - szHint.base_width;	746	width = newwidth - szHint.base_width;
722	}	747	}
723	else	748	else
724	{	749	{
725	MIN_IT (TermWin.width, max_width);	750	min_it (width, max_width);
726	szHint.width = szHint.base_width + TermWin.width;	751	szHint.width = szHint.base_width + width;
727	}	752	}
		753
728	if (height && height - szHint.base_height < max_height)	754	if (newheight && newheight - szHint.base_height < max_height)
729	{	755	{
730	szHint.height = height;	756	szHint.height = newheight;
731	TermWin.height = height - szHint.base_height;	757	height = newheight - szHint.base_height;
732	}	758	}
733	else	759	else
734	{	760	{
735	MIN_IT (TermWin.height, max_height);	761	min_it (height, max_height);
736	szHint.height = szHint.base_height + TermWin.height;	762	szHint.height = szHint.base_height + height;
737	}	763	}
738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	764
		765	if (scrollBar.state && OPTION (Opt_scrollBar_right))
739	window_sb_x = szHint.width - sb_w;	766	window_sb_x = szHint.width - sb_w;
740		767
741	if (recalc_x)	768	if (recalc_x)
742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	769	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
743	- szHint.width - 2 * TermWin.ext_bwidth);
744	if (recalc_y)	770	if (recalc_y)
745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	771	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
746	- szHint.height - 2 * TermWin.ext_bwidth);
747		772
748	TermWin.ncol = TermWin.width / TermWin.fwidth;	773	ncol = width / fwidth;
749	TermWin.nrow = TermWin.height / TermWin.fheight;	774	nrow = height / fheight;
750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	775	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
751	TermWin.ncol, TermWin.nrow, szHint.width,	776	ncol, nrow, szHint.width,
752	szHint.height));	777	szHint.height));
753	return;	778	return;
754	}	779	}
755		780
756	/*----------------------------------------------------------------------*/	781	/*----------------------------------------------------------------------*/
…		…
759	* Called after a window size change.	784	* Called after a window size change.
760	*/	785	*/
761	void	786	void
762	rxvt_term::tt_winch ()	787	rxvt_term::tt_winch ()
763	{	788	{
		789	if (pty->pty < 0)
		790	return;
		791
764	struct winsize ws;	792	struct winsize ws;
765		793
766	if (cmd_fd < 0)
767	return;
768
769	ws.ws_col = TermWin.ncol;	794	ws.ws_col = ncol;
770	ws.ws_row = TermWin.nrow;	795	ws.ws_row = nrow;
771	ws.ws_xpixel = ws.ws_ypixel = 0;	796	ws.ws_xpixel = width;
772	#ifndef DEBUG_SIZE	797	ws.ws_ypixel = height;
773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	798	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
774	#else	799
775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	800	#if 0
776	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	801	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
777	# ifdef SIGWINCH
778	else if (cmd_pid) /* force through to the command */	802	if (cmd_pid) /* force through to the command */
779	kill (cmd_pid, SIGWINCH);	803	kill (-cmd_pid, SIGWINCH);
780	# endif
781	#endif	804	#endif
782	}	805	}
783		806
784	/*----------------------------------------------------------------------*/	807	/*----------------------------------------------------------------------*/
785	/* rxvt_change_font () - Switch to a new font */	808	/* set_fonts () - load and set the various fonts
786	/*	809	*
787	* init = 1 - initialize	810	* init = 1 - initialize
788	*	811	*
789	* fontname == FONT_UP - switch to bigger font	812	* fontname == FONT_UP - switch to bigger font
790	* fontname == FONT_DN - switch to smaller font	813	* fontname == FONT_DN - switch to smaller font
791	*/	814	*/
792	bool	815	bool
793	rxvt_term::change_font (const char *fontname)	816	rxvt_term::set_fonts ()
794	{	817	{
795	if (fontname == FONT_UP)
796	{
797	// TODO
798	}
799	else if (fontname == FONT_DN)
800	{
801	// TODO
802	}
803	else
804	{
805	rxvt_fontset *fs = new rxvt_fontset (this);	818	rxvt_fontset *fs = new rxvt_fontset (this);
		819	rxvt_fontprop prop;
806		820
807	if (fs && fs->populate (fontname ? fontname : "fixed"))	821	if (!fs
		822	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		823	|| !fs->realize_font (1))
		824	{
		825	delete fs;
		826	return false;
		827	}
		828
		829	#if ENABLE_STYLES
		830	for (int i = RS_styleCount; --i; )
		831	if (fontset[i] != fontset[0])
		832	delete fontset[i];
		833	#endif
		834
		835	delete fontset[0];
		836	fontset[0] = fs;
		837
		838	prop = (*fs)[1]->properties ();
		839	prop.height += lineSpace;
		840	fs->set_prop (prop);
		841
		842	fwidth = prop.width;
		843	fheight = prop.height;
		844	fbase = prop.ascent;
		845
		846	for (int style = 1; style < 4; style++)
		847	{
		848	#if ENABLE_STYLES
		849	const char *res = rs[Rs_font + style];
		850
		851	if (res && !*res)
		852	fontset[style] = fontset[0];
		853	else
808	{	854	{
809	delete TermWin.fontset;	855	fontset[style] = fs = new rxvt_fontset (this);
810	TermWin.fontset = fs;	856	rxvt_fontprop prop2 = prop;
811	TermWin.fwidth = fs->base_font ()->width;
812	TermWin.fheight = fs->base_font ()->height;
813	TermWin.fbase = fs->base_font ()->ascent;
814		857
815	if (TermWin.parent[0])	858	if (res)
		859	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		860	else
816	{	861	{
817	resize_all_windows (0, 0, 0);	862	res = fontset[0]->fontdesc;
818	scr_remap_chars ();	863
819	scr_touch (true);	864	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		865	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
820	}	866	}
821		867
822	return true;	868	fs->populate (res);
		869	fs->set_prop (prop2);
823	}	870	}
		871	#else
		872	fontset[style] = fontset[0];
		873	#endif
		874	}
		875
		876	if (parent[0])
824	}	877	{
		878	resize_all_windows (0, 0, 0);
		879	scr_remap_chars ();
		880	scr_touch (true);
		881	}
825		882
826	return false;	883	return true;
827	}	884	}
828		885
829	bool	886	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
830	rxvt_term::font_up_down (int n, int direction)
831	{	887	{
832	return false;	888	XChangeProperty (display->display, parent[0],
		889	prop, XA_STRING, 8, PropModeReplace,
		890	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		891	}
		892
		893	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		894	{
		895	wchar_t *ws = rxvt_mbstowcs (str, len);
		896	char *s = rxvt_wcstoutf8 (ws);
		897
		898	XChangeProperty (display->display, parent[0],
		899	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		900	(const unsigned char *)s, strlen (s));
		901
		902	free (s);
		903	free (ws);
833	}	904	}
834		905
835	/*----------------------------------------------------------------------*/	906	/*----------------------------------------------------------------------*/
836	/*----------------------------------------------------------------------*/	907	/*----------------------------------------------------------------------*/
837	/* xterm sequences - title, iconName, color (exptl) */	908	/* xterm sequences - title, iconName, color (exptl) */
838	void	909	void
839	rxvt_term::set_title (const char *str)	910	rxvt_term::set_title (const char *str)
840	{	911	{
841	#ifndef SMART_WINDOW_TITLE	912	set_string_property (XA_WM_NAME, str);
842	XStoreName (display->display, TermWin.parent[0], str);	913	#if ENABLE_EWMH
843	#else	914	set_utf8_property (xa[XA_NET_WM_NAME], str);
844	char *name;
845
846	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
847	name = NULL;
848	if (name == NULL || STRCMP (name, str))
849	XStoreName (display->display, TermWin.parent[0], str);
850	if (name)
851	XFree (name);
852	#endif	915	#endif
853	}	916	}
854		917
855	void	918	void
856	rxvt_term::set_iconName (const char *str)	919	rxvt_term::set_icon_name (const char *str)
857	{	920	{
858	#ifndef SMART_WINDOW_TITLE	921	set_string_property (XA_WM_ICON_NAME, str);
859	XSetIconName (display->display, TermWin.parent[0], str);	922	#if ENABLE_EWMH
860	#else	923	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
861	char *name;
862
863	if (XGetIconName (display->display, TermWin.parent[0], &name))
864	name = NULL;
865	if (name == NULL || STRCMP (name, str))
866	XSetIconName (display->display, TermWin.parent[0], str);
867	if (name)
868	XFree (name);
869	#endif	924	#endif
870	}	925	}
871		926
872	#ifdef XTERM_COLOR_CHANGE	927	#ifdef XTERM_COLOR_CHANGE
873	void	928	void
…		…
881		936
882	/* handle color aliases */	937	/* handle color aliases */
883	if (isdigit (*color))	938	if (isdigit (*color))
884	{	939	{
885	i = atoi (color);	940	i = atoi (color);
		941
886	if (i >= 8 && i <= 15)	942	if (i >= 8 && i <= 15)
887	{ /* bright colors */	943	{ /* bright colors */
888	i -= 8;	944	i -= 8;
889	# ifndef NO_BRIGHTCOLOR
890	PixColors[idx] = PixColors[minBrightCOLOR + i];	945	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
891	SET_PIXCOLOR (idx);	946	SET_PIXCOLOR (idx);
892	goto Done;	947	goto done;
893	# endif
894
895	}	948	}
		949
896	if (i >= 0 && i <= 7)	950	if (i >= 0 && i <= 7)
897	{ /* normal colors */	951	{ /* normal colors */
898	PixColors[idx] = PixColors[minCOLOR + i];	952	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
899	SET_PIXCOLOR (idx);	953	SET_PIXCOLOR (idx);
900	goto Done;	954	goto done;
901	}	955	}
902	}	956	}
		957
903	if (!rXParseAllocColor (& xcol, color))	958	if (!rXParseAllocColor (&xcol, color))
904	return;	959	return;
		960
905	/* XStoreColor (display->display, XCMAP, XColor*); */	961	/* XStoreColor (display->display, display->cmap, XColor*); */
906		962
907	/*	963	/*
908	* FIXME: should free colors here, but no idea how to do it so instead,	964	* FIXME: should free colors here, but no idea how to do it so instead,
909	* so just keep gobbling up the colormap	965	* so just keep gobbling up the colormap
910	*/	966	*/
911	# if 0	967	# if 0
912	for (i = Color_Black; i <= Color_White; i++)	968	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[idx] == PixColors[i])	969	if (pix_colors[idx] == pix_colors[i])
914	break;	970	break;
915	if (i > Color_White)	971	if (i > Color_White)
916	{	972	{
917	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	973	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
918	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	974	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
919	DisplayPlanes (display->display, display->screen));	975	DisplayPlanes (display->display, display->screen));
920	}	976	}
921	# endif	977	# endif
922		978
923	PixColors[idx] = xcol;	979	pix_colors_focused[idx] = xcol;
924	SET_PIXCOLOR (idx);	980	SET_PIXCOLOR (idx);
925		981
926	/* XSetWindowAttributes attr; */	982	/* XSetWindowAttributes attr; */
927	/* Cursor cursor; */	983	/* Cursor cursor; */
928	Done:	984	done:
929	if (idx == Color_bg && ! (Options & Opt_transparent))
930	XSetWindowBackground (display->display, TermWin.vt,
931	PixColors[Color_bg]);
932		985
		986	#if OFF_FOCUS_FADING
		987	if (rs[Rs_fade])
		988	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		989	#endif
		990
933	/* handle Color_BD, scrollbar background, etc. */	991	/*TODO: handle Color_BD, scrollbar background, etc. */
934		992
935	set_colorfgbg ();
936	recolour_cursor ();	993	recolour_cursor ();
937	/* the only reasonable way to enforce a clean update */	994	scr_recolour ();
938	scr_poweron ();
939	}	995	}
940		996
941	#else	997	#else
942	# define set_window_color (idx,color) ((void)0)	998	# define set_window_color (idx,color) ((void)0)
943	#endif /* XTERM_COLOR_CHANGE */	999	#endif /* XTERM_COLOR_CHANGE */
944		1000
945	void	1001	void
946	rxvt_term::recolour_cursor ()	1002	rxvt_term::recolour_cursor ()
947	{	1003	{
948	#if TODO
949	rxvt_color xcol[2];	1004	XColor xcol[2];
950		1005
951	xcol[0] = PixColors[Color_pointer];	1006	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
952	xcol[1] = PixColors[Color_bg];	1007	? pix_colors_focused[Color_pointer_fg]
		1008	: pix_colors_focused[Color_fg];
		1009	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1010	? pix_colors_focused[Color_pointer_bg]
		1011	: pix_colors_focused[Color_bg];
		1012
953	XQueryColors (display->display, XCMAP, xcol, 2);	1013	XQueryColors (display->display, display->cmap, xcol, 2);
954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1014	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
955	#endif
956	}	1015	}
957		1016
958	/*----------------------------------------------------------------------*/	1017	/*----------------------------------------------------------------------*/
959	/*	1018	/*
960	* find if fg/bg matches any of the normal (low-intensity) colors	1019	* find if fg/bg matches any of the normal (low-intensity) colors
961	*/	1020	*/
962	void	1021	void
963	rxvt_term::set_colorfgbg ()	1022	rxvt_term::set_colorfgbg ()
964	{	1023	{
965	unsigned int i;	1024	unsigned int i;
966	const char *xpmb = "\0";	1025	const char *xpmb = "\0";
967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1026	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
968		1027
969	env_colorfgbg =
970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1028	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
971	STRCPY (fstr, "default");	1029	strcpy (fstr, "default");
972	STRCPY (bstr, "default");	1030	strcpy (bstr, "default");
973	for (i = Color_Black; i <= Color_White; i++)	1031	for (i = Color_Black; i <= Color_White; i++)
974	if (PixColors[Color_fg] == PixColors[i])	1032	if (pix_colors[Color_fg] == pix_colors[i])
975	{	1033	{
976	sprintf (fstr, "%d", (i - Color_Black));	1034	sprintf (fstr, "%d", (i - Color_Black));
977	break;	1035	break;
978	}	1036	}
		1037
979	for (i = Color_Black; i <= Color_White; i++)	1038	for (i = Color_Black; i <= Color_White; i++)
980	if (PixColors[Color_bg] == PixColors[i])	1039	if (pix_colors[Color_bg] == pix_colors[i])
981	{	1040	{
982	sprintf (bstr, "%d", (i - Color_Black));	1041	sprintf (bstr, "%d", (i - Color_Black));
983	#ifdef XPM_BACKGROUND	1042	#ifdef XPM_BACKGROUND
984	xpmb = "default;";	1043	xpmb = "default;";
985	#endif	1044	#endif
986	break;	1045	break;
987	}	1046	}
988		1047
989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1048	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990
991	#ifndef NO_BRIGHTCOLOR
992	colorfgbg = DEFAULT_RSTYLE;
993	for (i = minCOLOR; i <= maxCOLOR; i++)
994	{
995	if (PixColors[Color_fg] == PixColors[i])
996	colorfgbg = SET_FGCOLOR (colorfgbg, i);
997	if (PixColors[Color_bg] == PixColors[i])
998	colorfgbg = SET_BGCOLOR (colorfgbg, i);
999	}
1000	#endif
1001	}	1049	}
1002		1050
1003	/*----------------------------------------------------------------------*/	1051	/*----------------------------------------------------------------------*/
1004	/*
1005	* Colour determination for low colour displays, routine from
1006	* Hans de Goede <hans@highrise.nl>
1007	*/
1008		1052
1009	int	1053	int
1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1054	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1011	{	1055	{
1012	if (!screen_in_out->set (display, colour))	1056	if (!screen_in_out->set (display, colour))
1013	{	1057	{
1014	rxvt_print_error ("can't allocate colour: %s", colour);	1058	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1015	return false;	1059	return false;
1016	}	1060	}
1017		1061
1018	return true;	1062	return true;
1019	}	1063	}
1020		1064
1021	/* -------------------------------------------------------------------- *	1065	/* -------------------------------------------------------------------- *
1022	* - WINDOW RESIZING - *	1066	* - WINDOW RESIZING - *
1023	* -------------------------------------------------------------------- */	1067	* -------------------------------------------------------------------- */
1024	void	1068	void
1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1069	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026	{	1070	{
1027	int fix_screen;	1071	int fix_screen;
1028
1029	#ifdef SMART_RESIZE
1030	int old_width = szHint.width, old_height = szHint.height;	1072	int old_width = szHint.width, old_height = szHint.height;
1031	#endif	1073	dDisp;
1032		1074
1033	window_calc (width, height);	1075	window_calc (newwidth, newheight);
1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1076	XSetWMNormalHints (disp, parent[0], &szHint);
		1077
1035	if (!ignoreparent)	1078	if (!ignoreparent)
1036	{	1079	{
1037	#ifdef SMART_RESIZE	1080	#ifdef SMART_RESIZE
1038	/*	1081	/*
1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1082	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1042	int x, y, x1, y1;	1085	int x, y, x1, y1;
1043	int dx, dy;	1086	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1087	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1088	Window unused_cr;
1046		1089
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1090	XTranslateCoordinates (disp, parent[0], display->root,
1048	0, 0, &x, &y, &unused_cr);	1091	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1092	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1093	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1094	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1095	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1096	* our position for handles and decorations. Counter it
1054	*/	1097	*/
…		…
1056	{	1099	{
1057	x -= x1;	1100	x -= x1;
1058	y -= y1;	1101	y -= y1;
1059	}	1102	}
1060		1103
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1104	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1105	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1106	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1107	dy = old_height - szHint.height;
1065		1108
1066	/* Check position of the center of the window */	1109	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1110	if (x < x1) /* left half */
…		…
1071	if (y < y1) /* top half */	1114	if (y < y1) /* top half */
1072	dy = 0;	1115	dy = 0;
1073	else if (y == y1) /* exact center */	1116	else if (y == y1) /* exact center */
1074	dy /= 2;	1117	dy /= 2;
1075		1118
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1119	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1077	szHint.width, szHint.height);	1120	szHint.width, szHint.height);
1078	#else	1121	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1122	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1080	szHint.height);
1081	#endif	1123	#endif
1082
1083	}	1124	}
1084		1125
1085	fix_screen = (TermWin.ncol != prev_ncol	1126	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1086	|| TermWin.nrow != prev_nrow);
1087		1127
1088	if (fix_screen || width != old_width || height != old_height)	1128	if (fix_screen || newwidth != old_width || newheight != old_height)
1089	{	1129	{
1090	if (scrollbar_visible ())	1130	if (scrollBar.state)
1091	{	1131	{
1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1132	XMoveResizeWindow (disp, scrollBar.win,
		1133	window_sb_x, 0,
1093	0, scrollbar_TotalWidth (), szHint.height);	1134	scrollbar_TotalWidth (), szHint.height);
1094	resize_scrollbar ();	1135	resize_scrollbar ();
1095	}	1136	}
1096		1137
1097	if (menubar_visible ())	1138	XMoveResizeWindow (disp, vt,
1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1139	window_vt_x, window_vt_y,
1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1100
1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1102	window_vt_y, TermWin_TotalWidth (),
1103	TermWin_TotalHeight ());	1140	width, height);
1104	scr_clear (height != old_height);	1141
		1142	scr_clear ();
1105	#ifdef XPM_BACKGROUND	1143	#ifdef XPM_BACKGROUND
1106	resize_pixmap ();	1144	resize_pixmap ();
1107	#endif	1145	#endif
1108
1109	}	1146	}
1110		1147
1111	if (fix_screen || old_height == 0)	1148	if (fix_screen || old_height == 0)
1112	{	1149	{
1113	int curr_screen = -1;	1150	int curr_screen = -1;
1114	int old_ncol = prev_ncol;	1151	int old_ncol = prev_ncol;
1115		1152
1116	/* scr_reset only works on the primary screen */	1153	/* scr_reset only works on the primary screen */
1117	if (old_height) /* this is not the first time through */	1154	if (old_height) /* this is not the first time through */
1118	{	1155	{
1119	unsigned int ncol = TermWin.ncol;	1156	unsigned int ocol = ncol;
1120	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1157	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1121	curr_screen = scr_change_screen (PRIMARY);	1158	curr_screen = scr_change_screen (PRIMARY);
1122	TermWin.ncol = ncol;	1159	ncol = ocol;
1123	}	1160	}
1124		1161
1125	scr_reset ();	1162	scr_reset ();
1126		1163
1127	if (curr_screen >= 0) /* this is not the first time through */	1164	if (curr_screen >= 0) /* this is not the first time through */
1128	{	1165	{
1129	scr_change_screen (curr_screen);	1166	scr_change_screen (curr_screen);
1130	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1167	selection_check (old_ncol != ncol ? 4 : 0);
1131	}	1168	}
1132	}	1169	}
1133		1170
1134	old_width = szHint.width;	1171	old_width = szHint.width;
1135	old_height = szHint.height;	1172	old_height = szHint.height;
		1173
		1174	#ifdef XPM_BACKGROUND
		1175	if (pixmap)
		1176	scr_touch (false);
		1177	#endif
1136		1178
1137	#ifdef USE_XIM	1179	#ifdef USE_XIM
1138	IMSetStatusPosition ();	1180	IMSetStatusPosition ();
1139	#endif	1181	#endif
1140	}	1182	}
…		…
1142	/*	1184	/*
1143	* Set the width/height of the vt window in characters. Units are pixels.	1185	* Set the width/height of the vt window in characters. Units are pixels.
1144	* good for toggling 80/132 columns	1186	* good for toggling 80/132 columns
1145	*/	1187	*/
1146	void	1188	void
1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1189	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148	{	1190	{
1149	XWindowAttributes wattr;	1191	XWindowAttributes wattr;
1150		1192
1151	if (width == 0 || height == 0)	1193	if (newwidth == 0 || newheight == 0)
1152	{	1194	{
1153	XGetWindowAttributes (display->display, display->root, &wattr);	1195	XGetWindowAttributes (display->display, display->root, &wattr);
		1196
1154	if (width == 0)	1197	if (newwidth == 0)
1155	width = wattr.width - szHint.base_width;	1198	newwidth = wattr.width - szHint.base_width;
1156	if (height == 0)	1199	if (newheight == 0)
1157	height = wattr.height - szHint.base_height;	1200	newheight = wattr.height - szHint.base_height;
1158	}
1159	if (width != TermWin.width || height != TermWin.height)
1160	{	1201	}
		1202
		1203	if (newwidth != width || newheight != height)
		1204	{
1161	width += szHint.base_width;	1205	newwidth += szHint.base_width;
1162	height += szHint.base_height;	1206	newheight += szHint.base_height;
1163	resize_all_windows (width, height, 0);	1207	resize_all_windows (newwidth, newheight, 0);
1164	}	1208	}
1165	}	1209	}
1166		1210
1167	/* -------------------------------------------------------------------- *	1211	/* -------------------------------------------------------------------- *
1168	* - X INPUT METHOD ROUTINES - *	1212	* - X INPUT METHOD ROUTINES - *
1169	* -------------------------------------------------------------------- */	1213	* -------------------------------------------------------------------- */
1170	#ifdef USE_XIM	1214	#ifdef USE_XIM
1171		1215
1172	void	1216	void
		1217	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1218	{
		1219	fg = pix_colors[Color_fg];
		1220	bg = pix_colors[Color_bg];
		1221	}
		1222
		1223	void
1173	rxvt_term::im_set_size (XRectangle *size)	1224	rxvt_term::im_set_size (XRectangle &size)
1174	{	1225	{
1175	size->x = TermWin.int_bwidth;	1226	// the int_bwidth terms make no sense to me
1176	size->y = TermWin.int_bwidth;	1227	size.x = int_bwidth;
1177	size->width = Width2Pixel (TermWin.ncol);	1228	size.y = int_bwidth;
1178	size->height = Height2Pixel (TermWin.nrow);	1229	size.width = Width2Pixel (ncol) + int_bwidth;
		1230	size.height = Height2Pixel (nrow) + int_bwidth;
1179	}	1231	}
1180		1232
1181	void	1233	void
1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1234	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1235	XRectangle &status_rect,
		1236	const XRectangle &needed_rect)
1183	{	1237	{
1184	*fg = PixColors[Color_fg];	1238	preedit_rect.x = needed_rect.width;
1185	*bg = PixColors[Color_bg];	1239	preedit_rect.y = 0;
		1240	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1241	preedit_rect.height = fheight;
		1242
		1243	status_rect.x = 0;
		1244	status_rect.y = 0;
		1245	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1246	status_rect.height = fheight;
1186	}	1247	}
1187		1248
1188	/* Checking whether input method is running. */	1249	/* Checking whether input method is running. */
1189	bool	1250	bool
1190	rxvt_term::IMisRunning ()	1251	rxvt_term::IMisRunning ()
1191	{	1252	{
1192	char *p;	1253	char *p;
1193	Atom atom;	1254	Atom atom;
1194	Window win;	1255	Window win;
1195	char server[IMBUFSIZ];	1256	char server[IMBUFSIZ];
1196		1257
1197	/* get current locale modifier */	1258	/* get current locale modifier */
1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1259	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1199	{	1260	{
1200	STRCPY (server, "@server=");	1261	strcpy (server, "@server=");
1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1262	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1263
1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1264	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1203	*p = '\0';	1265	*p = '\0';
1204		1266
1205	atom = XInternAtom (display->display, server, False);	1267	atom = XInternAtom (display->display, server, False);
1206	win = XGetSelectionOwner (display->display, atom);	1268	win = XGetSelectionOwner (display->display, atom);
		1269
1207	if (win != None)	1270	if (win != None)
1208	return True;	1271	return True;
1209	}	1272	}
		1273
1210	return False;	1274	return False;
1211	}	1275	}
1212		1276
1213	void	1277	void
1214	rxvt_term::IMSendSpot ()	1278	rxvt_term::IMSendSpot ()
1215	{	1279	{
1216	XPoint spot;	1280	XPoint nspot;
1217	XVaNestedList preedit_attr;	1281	XVaNestedList preedit_attr;
1218		1282
1219	if (Input_Context == NULL	1283	if (!Input_Context
		1284	|| !focus
1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1285	|| !(input_style & XIMPreeditPosition))
1221	|| ! (event_type == KeyPress
1222	|| event_type == Expose
1223	|| event_type == NoExpose
1224	|| event_type == SelectionNotify
1225	|| event_type == ButtonRelease || event_type == FocusIn)
1226	|| !IMisRunning ())
1227	return;	1286	return;
1228		1287
1229	im_set_position (&spot);	1288	im_set_position (nspot);
		1289
		1290	if (nspot.x == spot.x && nspot.y == spot.y)
		1291	return;
		1292
		1293	spot = nspot;
1230		1294
1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1295	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1296	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233	XFree (preedit_attr);	1297	XFree (preedit_attr);
1234	}	1298	}
1235		1299
1236	void	1300	void
1237	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1238	XRectangle * needed_rect)
1239	{
1240	int mbh, vtx = 0;
1241
1242	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1243	vtx = scrollbar_TotalWidth ();
1244
1245	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1246	mbh -= TermWin.lineSpace;
1247
1248	preedit_rect->x = needed_rect->width + vtx;
1249	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1250
1251	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1252	preedit_rect->height = Height2Pixel (1);
1253
1254	status_rect->x = vtx;
1255	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1256
1257	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1258	status_rect->height = Height2Pixel (1);
1259	}
1260
1261	void
1262	rxvt_term::im_destroy ()	1301	rxvt_term::im_destroy ()
1263	{	1302	{
1264	if (Input_Context)
1265	{
1266	XDestroyIC (Input_Context);
1267	Input_Context = NULL;
1268	}
1269
1270	if (input_method)	1303	if (input_method)
1271	{	1304	{
		1305	if (Input_Context && input_method->xim)
		1306	XDestroyIC (Input_Context);
		1307
1272	display->put_xim (input_method);	1308	display->put_xim (input_method);
1273	input_method = 0;	1309	input_method = 0;
1274	}	1310	}
		1311
		1312	Input_Context = 0;
1275	}	1313	}
1276		1314
1277	/*	1315	/*
1278	* Try to open a XIM with the current modifiers, then see if we can	1316	* Try to open a XIM with the current modifiers, then see if we can
1279	* open a suitable preedit type	1317	* open a suitable preedit type
1280	*/	1318	*/
1281	bool	1319	bool
1282	rxvt_term::IM_get_IC (const char *modifiers)	1320	rxvt_term::IM_get_IC (const char *modifiers)
1283	{	1321	{
1284	int i, j, found;	1322	int i, j, found;
1285	XIM xim;	1323	XIM xim;
1286	XPoint spot;	1324	XPoint spot;
1287	XRectangle rect, status_rect, needed_rect;	1325	XRectangle rect, status_rect, needed_rect;
1288	unsigned long fg, bg;	1326	unsigned long fg, bg;
1289	const char *p;	1327	const char *p;
1290	char **s;	1328	char **s;
1291	XIMStyles *xim_styles;	1329	XIMStyles *xim_styles;
1292	XVaNestedList preedit_attr, status_attr;	1330
		1331	set_environ (envv);
1293		1332
1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1333	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1295	return false;	1334	return false;
1296		1335
1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1336	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298	input_method = display->get_xim (locale, modifiers);	1337	input_method = display->get_xim (locale, modifiers);
1299	if (input_method == NULL)	1338	if (input_method == NULL)
1300	return false;	1339	return false;
1301		1340
1302	xim = input_method->xim;	1341	xim = input_method->xim;
		1342	spot.x = spot.y = -1;
1303		1343
1304	xim_styles = NULL;	1344	xim_styles = NULL;
1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1345	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306	|| !xim_styles || !xim_styles->count_styles)	1346	|| !xim_styles || !xim_styles->count_styles)
1307	{	1347	{
1308	display->put_xim (input_method);	1348	im_destroy ();
1309	return false;	1349	return false;
1310	}	1350	}
1311		1351
1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1352	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1353
		1354	for (int pi = 0; pi < 2; pi++)
		1355	{
		1356	p = pet[pi];
		1357
		1358	if (!p)
		1359	continue;
		1360
1313	s = rxvt_splitcommastring (p);	1361	s = rxvt_splitcommastring (p);
		1362
1314	for (i = found = 0; !found && s[i]; i++)	1363	for (i = found = 0; !found && s[i]; i++)
1315	{	1364	{
1316	if (!STRCMP (s[i], "OverTheSpot"))	1365	if (!strcmp (s[i], "OverTheSpot"))
1317	input_style = (XIMPreeditPosition | XIMStatusNothing);	1366	input_style = (XIMPreeditPosition | XIMStatusNothing);
1318	else if (!STRCMP (s[i], "OffTheSpot"))	1367	else if (!strcmp (s[i], "OffTheSpot"))
1319	input_style = (XIMPreeditArea | XIMStatusArea);	1368	input_style = (XIMPreeditArea | XIMStatusArea);
1320	else if (!STRCMP (s[i], "Root"))	1369	else if (!strcmp (s[i], "Root"))
1321	input_style = (XIMPreeditNothing | XIMStatusNothing);	1370	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1371	else if (!strcmp (s[i], "None"))
		1372	input_style = (XIMPreeditNone | XIMStatusNone);
1322		1373
1323	for (j = 0; j < xim_styles->count_styles; j++)	1374	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1375	if (input_style == xim_styles->supported_styles[j])
1325	{	1376	{
		1377	rxvt_freecommastring (s);
		1378
1326	found = 1;	1379	found = 1;
1327	break;	1380	goto foundpet;
		1381	}
		1382
1328	}	1383	}
1329	}
1330		1384
1331	for (i = 0; s[i]; i++)	1385	rxvt_freecommastring (s);
1332	free (s[i]);	1386	}
1333		1387
1334	free (s);	1388	foundpet:
		1389
1335	XFree (xim_styles);	1390	XFree (xim_styles);
1336		1391
1337	if (!found)	1392	if (!found)
1338	{	1393	{
1339	display->put_xim (input_method);	1394	im_destroy ();
1340	return false;	1395	return false;
1341	}	1396	}
1342		1397
1343	preedit_attr = status_attr = NULL;	1398	XFontSet fs = 0;
		1399	XVaNestedList preedit_attr = 0, status_attr = 0;
		1400
		1401	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1402	{
		1403	// fake us a font-set, please
		1404	char **missing_charset_list;
		1405	int missing_charset_count;
		1406	char *def_string;
		1407	char pat[512];
		1408
		1409	sprintf (pat,
		1410	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1411	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1412	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1413	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1414	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1415	"*",
		1416	fheight,
		1417	fheight + 1, fheight - 1,
		1418	fheight - 2, fheight + 2);
		1419
		1420	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1421	&missing_charset_list, &missing_charset_count, &def_string);
		1422
		1423	if (missing_charset_list)
		1424	XFreeStringList (missing_charset_list);
		1425
		1426	if (!fs)
		1427	{
		1428	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1429	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1430	}
		1431	}
1344		1432
1345	if (input_style & XIMPreeditPosition)	1433	if (input_style & XIMPreeditPosition)
1346	{	1434	{
1347	im_set_size (&rect);	1435	im_set_size (rect);
1348	im_set_position (&spot);	1436	im_set_position (spot);
1349	im_set_color (&fg, &bg);	1437	im_set_color (fg, bg);
1350		1438
1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1439	preedit_attr = XVaCreateNestedList (0,
		1440	XNForeground, fg,
		1441	XNBackground, bg,
		1442	XNArea, &rect,
1352	XNSpotLocation, &spot,	1443	XNSpotLocation, &spot,
1353	XNForeground, fg, XNBackground, bg,
1354	//XNFontSet, TermWin.fontset,	1444	XNFontSet, fs,
1355	NULL);	1445	NULL);
1356	}	1446	}
1357	else if (input_style & XIMPreeditArea)	1447	else if (input_style & XIMPreeditArea)
1358	{	1448	{
1359	im_set_color (&fg, &bg);	1449	im_set_color (fg, bg);
1360		1450
1361	/*	1451	/*
1362	* The necessary width of preedit area is unknown	1452	* The necessary width of preedit area is unknown
1363	* until create input context.	1453	* until create input context.
1364	*/	1454	*/
1365	needed_rect.width = 0;	1455	needed_rect.width = 0;
1366
1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1456	im_set_preedit_area (rect, status_rect, needed_rect);
1368		1457
1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1458	preedit_attr = XVaCreateNestedList (0,
		1459	XNForeground, fg,
1370	XNForeground, fg, XNBackground, bg,	1460	XNBackground, bg,
		1461	XNArea, &rect,
		1462	XNFontSet, fs,
		1463	NULL);
		1464	status_attr = XVaCreateNestedList (0,
		1465	XNForeground, fg,
		1466	XNBackground, bg,
		1467	XNArea, &status_rect,
1371	//XNFontSet, TermWin.fontset,	1468	XNFontSet, fs,
1372	NULL);	1469	NULL);
1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1374	XNForeground, fg, XNBackground, bg,
1375	//XNFontSet, TermWin.fontset,
1376	NULL);
1377	}	1470	}
1378		1471
1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1472	Input_Context = XCreateIC (xim,
		1473	XNInputStyle, input_style,
1380	XNClientWindow, TermWin.parent[0],	1474	XNClientWindow, vt,
1381	XNFocusWindow, TermWin.parent[0],	1475	XNFocusWindow, parent[0],
1382	preedit_attr ? XNPreeditAttributes : NULL,	1476	preedit_attr ? XNPreeditAttributes : NULL,
1383	preedit_attr,	1477	preedit_attr,
1384	status_attr ? XNStatusAttributes : NULL,	1478	status_attr ? XNStatusAttributes : NULL,
1385	status_attr, NULL);	1479	status_attr, NULL);
		1480
1386	if (preedit_attr) XFree (preedit_attr);	1481	if (preedit_attr) XFree (preedit_attr);
1387	if (status_attr) XFree (status_attr);	1482	if (status_attr) XFree (status_attr);
		1483	if (fs) XFreeFontSet (display->display, fs);
1388		1484
1389	if (Input_Context == NULL)	1485	if (Input_Context == NULL)
1390	{	1486	{
1391	rxvt_print_error ("failed to create input context");	1487	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392	display->put_xim (input_method);	1488	im_destroy ();
1393	return false;	1489	return false;
1394	}	1490	}
1395		1491
1396	if (input_style & XIMPreeditArea)	1492	if (input_style & XIMPreeditArea)
1397	IMSetStatusPosition ();	1493	IMSetStatusPosition ();
…		…
1401	}	1497	}
1402		1498
1403	void	1499	void
1404	rxvt_term::im_cb ()	1500	rxvt_term::im_cb ()
1405	{	1501	{
1406	int i, found, had_im;	1502	int i;
1407	const char *p;	1503	const char *p;
1408	char **s;	1504	char **s;
1409	char buf[IMBUFSIZ];	1505	char buf[IMBUFSIZ];
1410		1506
		1507	make_current ();
		1508
1411	im_destroy ();	1509	im_destroy ();
1412		1510
1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1511	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414	if (Input_Context)	1512	if (Input_Context)
1415	return;	1513	return;
…		…
1423	if (p && *p)	1521	if (p && *p)
1424	{	1522	{
1425	bool found = false;	1523	bool found = false;
1426		1524
1427	s = rxvt_splitcommastring (p);	1525	s = rxvt_splitcommastring (p);
		1526
1428	for (i = 0; s[i]; i++)	1527	for (i = 0; s[i]; i++)
1429	{	1528	{
1430	if (*s[i])	1529	if (*s[i])
1431	{	1530	{
1432	STRCPY (buf, "@im=");	1531	strcpy (buf, "@im=");
1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1532	strncat (buf, s[i], IMBUFSIZ - 5);
1434	if (IM_get_IC (buf))	1533	if (IM_get_IC (buf))
1435	{	1534	{
1436	found = true;	1535	found = true;
1437	break;	1536	break;
1438	}	1537	}
1439	}	1538	}
1440	}	1539	}
1441	for (i = 0; s[i]; i++)	1540
1442	free (s[i]);	1541	rxvt_freecommastring (s);
1443	free (s);
1444		1542
1445	if (found)	1543	if (found)
1446	goto done;	1544	goto done;
1447	}	1545	}
1448		1546
…		…
1462	}	1560	}
1463		1561
1464	void	1562	void
1465	rxvt_term::IMSetStatusPosition ()	1563	rxvt_term::IMSetStatusPosition ()
1466	{	1564	{
1467	XRectangle preedit_rect, status_rect, *needed_rect;	1565	XRectangle preedit_rect, status_rect, *needed_rect;
1468	XVaNestedList preedit_attr, status_attr;	1566	XVaNestedList preedit_attr, status_attr;
1469		1567
1470	if (Input_Context == NULL	1568	if (!Input_Context
		1569	|| !focus
1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1570	|| !(input_style & XIMPreeditArea)
1472	|| !IMisRunning ())	1571	|| !IMisRunning ())
1473	return;	1572	return;
1474		1573
1475	/* Getting the necessary width of preedit area */	1574	/* Getting the necessary width of preedit area */
1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1575	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1576	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478	XFree (status_attr);	1577	XFree (status_attr);
1479		1578
1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1579	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1580	XFree (needed_rect);
1481		1581
1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1582	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1583	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484		1584
1485	XSetICValues (Input_Context,	1585	XSetICValues (Input_Context,
1486	XNPreeditAttributes, preedit_attr,	1586	XNPreeditAttributes, preedit_attr,
1487	XNStatusAttributes, status_attr, NULL);	1587	XNStatusAttributes, status_attr, NULL);
1488		1588
1489	XFree (preedit_attr);	1589	XFree (preedit_attr);
1490	XFree (status_attr);	1590	XFree (status_attr);
1491	}	1591	}
1492	#endif /* USE_XIM */	1592	#endif /* USE_XIM */

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines