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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.362 by sf-exg, Tue Dec 6 11:29:52 2011 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.4 2003/11/25 15:25:17 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * 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>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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 "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
36 38
39#include <limits>
40
41#include <cassert>
37#include <signal.h> 42#include <csignal>
43#include <cstring>
38 44
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 45#include <termios.h>
46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# ifdef HAVE_SETLOCALE
52# include <clocale>
45#endif 53# endif
54#endif
46 55
56struct termios rxvt_term::def_tio;
57vector<rxvt_term *> rxvt_term::termlist;
58
59// used to tell global functions which terminal instance is "active"
60rxvt_t rxvt_current_term;
61
62static char curlocale[128], savelocale[128];
63
64bool
65rxvt_set_locale (const char *locale) NOTHROW
66{
67 int size = strlen (locale) + 1;
68
69 if (size > sizeof (curlocale))
70 rxvt_fatal ("locale string too long, aborting.\n");
71
72 if (!locale || !memcmp (locale, curlocale, size))
73 return false;
74
75 memcpy (curlocale, locale, size);
76 setlocale (LC_CTYPE, curlocale);
77 return true;
78}
79
47void * 80void
48rxvt_term::operator new (size_t s) 81rxvt_push_locale (const char *locale) NOTHROW
49{ 82{
50 void *p = malloc (s); 83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
51 86
52 MEMSET (p, 0, s); 87void
88rxvt_pop_locale () NOTHROW
89{
90 rxvt_set_locale (savelocale);
91}
92
93#if ENABLE_COMBINING
94class rxvt_composite_vec rxvt_composite;
95
96text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
97{
98 compose_char *cc;
99
100 // break compose chains, as stupid readline really likes to duplicate
101 // composing characters for some reason, near the end of a line.
102 cc = (*this)[c1];
103 while (cc)
104 {
105 if (cc->c2 == c2) return c1;
106 cc = (*this)[cc->c1];
107 }
108
109 // check to see whether this combination already exists otherwise
110 for (cc = v.begin (); cc < v.end (); cc++)
111 if (cc->c1 == c1 && cc->c2 == c2)
112 return COMPOSE_LO + (cc - v.begin ());
113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
53 return p; 150 return len;
54}
55 151
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 152}
153#endif
61 154
62rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
63: pty_ev(this, &rxvt_term::pty_cb),
64 x_ev (this, &rxvt_term::x_cb)
65{ 156{
157#if HAVE_BG_PIXMAP
158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
159#endif
160#ifdef CURSOR_BLINK
161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
162#endif
163#ifdef TEXT_BLINK
164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
181#endif
182#ifdef POINTER_BLANK
183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
184#endif
185#ifndef NO_BELL
186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
187#endif
188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
66 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202
203 // this->envv = 0;
204}
205
206// clean up the most important stuff, do *not* call x or free mem etc.
207// for use before an emergency exit
208void
209rxvt_term::emergency_cleanup ()
210{
211 if (cmd_pid)
212 kill (-cmd_pid, SIGHUP);
213
214 pty_ev.stop ();
215 delete pty; pty = 0;
67} 216}
68 217
69rxvt_term::~rxvt_term () 218rxvt_term::~rxvt_term ()
70{ 219{
71 delete PixColors; 220 termlist.erase (find (termlist.begin (), termlist.end(), this));
72}
73 221
74/*----------------------------------------------------------------------*/ 222 emergency_cleanup ();
75/* rxvt_init() */
76/* LIBPROTO */
77rxvt_t
78rxvt_init(int argc, const char *const *argv)
79{
80 SET_R(new rxvt_term);
81 dR;
82 223
83 if (!R->init_vars () || !R->init (argc, argv)) 224#if ENABLE_STYLES
84 { 225 for (int i = RS_styleCount; --i; )
85 delete R; 226 if (fontset[i] != fontset[0])
86 return NULL; 227 delete fontset[i];
228#endif
229 delete fontset[0];
230
231#ifdef HAVE_BG_PIXMAP
232 bg_destroy ();
233#endif
234
235 if (display)
87 } 236 {
237 selection_clear ();
238 selection_clear (true);
88 239
240#ifdef USE_XIM
241 im_destroy ();
242#endif
243 scrollBar.destroy ();
244 if (gc) XFreeGC (dpy, gc);
245
246 delete drawable;
247 // destroy all windows
248 if (parent)
249 XDestroyWindow (dpy, parent);
250
251 for (int i = 0; i < TOTAL_COLORS; i++)
252 if (ISSET_PIXCOLOR (i))
253 {
254 pix_colors_focused [i].free (this);
255#if OFF_FOCUS_FADING
256 pix_colors_unfocused [i].free (this);
257#endif
258 }
259
260 clear ();
261
262 display->flush (); /* ideally .put should do this */
263 displays.put (display);
264 }
265
266 scr_release ();
267
268 /* clear all resources */
269 for (int i = 0; i < allocated.size (); i++)
270 free (allocated [i]);
271
272 free (selection.text);
273 free (selection.clip_text);
274 // TODO: manage env vars in child only(!)
275 free (env_display);
276 free (env_term);
277 free (locale);
278 free (v_buffer);
279
280 delete selection_req;
281
282 delete envv;
283 delete argv;
284
285#ifdef KEYSYM_RESOURCE
286 delete keyboard;
287#endif
288#ifndef NO_RESOURCES
289 XrmDestroyDatabase (option_db);
290#endif
291}
292
293// child has exited, usually destroys
294void
295rxvt_term::child_cb (ev::child &w, int status)
296{
297 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
298
299 cmd_pid = 0;
300
301 if (!option (Opt_hold))
302 destroy ();
303}
304
305void
306rxvt_term::destroy ()
307{
308 if (destroy_ev.is_active ())
89 return R; 309 return;
90}
91 310
92bool 311 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
93rxvt_term::init (int argc, const char *const *argv)
94{
95 dR;//TODO (scrollbar, setidle)
96 312
97 /* 313#if ENABLE_OVERLAY
98 * Save and then give up any super-user privileges 314 scr_overlay_off ();
99 * If we need privileges in any area then we must specifically request it.
100 * We should only need to be root in these cases:
101 * 1. write utmp entries on some systems
102 * 2. chown tty on some systems
103 */
104 rxvt_privileges (this, SAVE);
105 rxvt_privileges (this, IGNORE);
106
107 rxvt_init_secondary (this);
108
109 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
110
111#if (MENUBAR_MAX)
112 rxvt_menubar_read (this, rs[Rs_menu]);
113#endif 315#endif
114#ifdef HAVE_SCROLLBARS
115 if (Options & Opt_scrollBar)
116 scrollbar_setIdle (); /* set existence for size calculations */
117#endif
118 316
119 rxvt_Create_Windows (this, argc, argv); 317 if (display)
120
121 rxvt_init_xlocale (this);
122
123 rxvt_scr_reset (this); /* initialize screen */
124#ifdef RXVT_GRAPHICS
125 rxvt_Gr_reset (this); /* reset graphics */
126#endif
127
128#if 0
129#ifdef DEBUG_X
130 XSynchronize(Xdisplay, True);
131 XSetErrorHandler((XErrorHandler) abort);
132#else
133 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
134#endif
135#endif
136
137#ifdef HAVE_SCROLLBARS
138 if (Options & Opt_scrollBar)
139 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
140#endif
141#if (MENUBAR_MAX)
142 if (menubar_visible(r))
143 XMapWindow (Xdisplay, menuBar.win);
144#endif
145#ifdef TRANSPARENT
146 if (Options & Opt_transparent)
147 {
148 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
149 rxvt_check_our_parents (this);
150 } 318 {
319#if USE_XIM
320 im_ev.stop (display);
151#endif 321#endif
152 XMapWindow (Xdisplay, TermWin.vt); 322 scrollbar_ev.stop (display);
153 XMapWindow (Xdisplay, TermWin.parent[0]); 323#if ENABLE_TRANSPARENCY || ENABLE_PERL
154 324 rootwin_ev.stop (display);
155 rxvt_init_env (this);
156 rxvt_init_command (this, cmd_argv);
157
158 x_ev.start (Xfd, EVENT_READ);
159 pty_ev.start (cmd_fd, EVENT_READ);
160
161 return true;
162}
163
164/* ------------------------------------------------------------------------- *
165 * SIGNAL HANDLING & EXIT HANDLER *
166 * ------------------------------------------------------------------------- */
167/*
168 * Catch a SIGCHLD signal and exit if the direct child has died
169 */
170/* ARGSUSED */
171/* EXTPROTO */
172RETSIGTYPE
173rxvt_Child_signal(int sig __attribute__ ((unused)))
174{
175 dR;
176 int pid, save_errno = errno;
177
178 do {
179 errno = 0;
180 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
181
182 if (pid == R->cmd_pid)
183 exit(EXIT_SUCCESS);
184
185 errno = save_errno;
186 signal(SIGCHLD, rxvt_Child_signal);
187}
188
189/*
190 * Catch a fatal signal and tidy up before quitting
191 */
192/* EXTPROTO */
193RETSIGTYPE
194rxvt_Exit_signal(int sig)
195{
196 signal(sig, SIG_DFL);
197#ifdef DEBUG_CMD
198 rxvt_print_error("signal %d", sig);
199#endif 325#endif
200 rxvt_clean_exit(); 326 termwin_ev.stop (display);
201 kill(getpid(), sig); 327 vt_ev.stop (display);
202}
203
204/* ARGSUSED */
205/* INTPROTO */
206int
207rxvt_xerror_handler(const Display * display
208 __attribute__ ((unused)), const XErrorEvent * event)
209{
210 dR;
211
212 if (R->allowedxerror == -1) {
213 R->allowedxerror = event->error_code;
214 return 0; /* ignored anyway */
215 } 328 }
216 rxvt_print_error("XError: Request: %d . %d, Error: %d", 329
217 event->request_code, event->minor_code, 330 flush_ev.stop ();
218 event->error_code); 331 pty_ev.stop ();
219/* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 332#ifdef CURSOR_BLINK
220 exit(EXIT_FAILURE); 333 cursor_blink_ev.stop ();
221/* NOTREACHED */ 334#endif
335#ifdef TEXT_BLINK
336 text_blink_ev.stop ();
337#endif
338#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
339 cont_scroll_ev.stop ();
340#endif
341#ifdef SELECTION_SCROLLING
342 sel_scroll_ev.stop ();
343#endif
344#ifdef POINTER_BLANK
345 pointer_ev.stop ();
346#endif
347
348 destroy_ev.start ();
349}
350
351void
352rxvt_term::destroy_cb (ev::idle &w, int revents)
353{
354 make_current ();
355
356 delete this;
357}
358
359void
360rxvt_term::set_option (uint8_t opt, bool set)
361{
362 if (!opt)
363 return;
364
365 uint8_t mask = 1 << (opt & 7);
366 uint8_t &val = options [opt >> 3];
367
368 val = val & ~mask | (set ? mask : 0);
222} 369}
223 370
224/*----------------------------------------------------------------------*/ 371/*----------------------------------------------------------------------*/
225/* 372/*
226 * Exit gracefully, clearing the utmp entry and restoring tty attributes 373 * Exit gracefully, clearing the utmp entry and restoring tty attributes
227 * TODO: if debugging, this should free up any known resources if we can 374 * TODO: if debugging, this should free up any known resources if we can
228 */ 375 */
229/* EXTPROTO */ 376static XErrorHandler old_xerror_handler;
230void
231rxvt_clean_exit(void)
232{
233 dR;
234 377
235#ifdef DEBUG_SCREEN 378static void
236 rxvt_scr_release(aR); 379rxvt_emergency_cleanup ()
380{
381 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
382 (*t)->emergency_cleanup ();
383}
384
385#if !ENABLE_MINIMAL
386static void
387print_x_error (Display *dpy, XErrorEvent *event)
388{
389 char buffer[BUFSIZ];
390 char mesg[BUFSIZ];
391 char number[32];
392 const char mtype[] = "XlibMessage";
393 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
394 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
395 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
396 rxvt_warn ("%s: %s\n", mesg, buffer);
397 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
398 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
399 sprintf(number, "%d", event->request_code);
400 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
401 rxvt_warn ("(which is %s)\n", buffer);
402 if (event->request_code >= 128) {
403 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
404 mesg, BUFSIZ);
405 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
406 }
407 if ((event->error_code == BadWindow) ||
408 (event->error_code == BadPixmap) ||
409 (event->error_code == BadCursor) ||
410 (event->error_code == BadFont) ||
411 (event->error_code == BadDrawable) ||
412 (event->error_code == BadColor) ||
413 (event->error_code == BadGC) ||
414 (event->error_code == BadIDChoice) ||
415 (event->error_code == BadValue) ||
416 (event->error_code == BadAtom)) {
417 if (event->error_code == BadValue)
418 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
419 mesg, BUFSIZ);
420 else if (event->error_code == BadAtom)
421 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
422 mesg, BUFSIZ);
423 else
424 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
425 mesg, BUFSIZ);
426 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
427 }
428 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
429 mesg, BUFSIZ);
430 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
431}
237#endif 432#endif
238#ifndef NO_SETOWNER_TTYDEV 433
239 rxvt_privileged_ttydev(aR_ RESTORE); 434int
240#endif 435rxvt_xerror_handler (Display *display, XErrorEvent *event)
241#ifdef UTMP_SUPPORT 436{
242 rxvt_privileged_utmp(aR_ RESTORE); 437 if (GET_R->allowedxerror == -1)
243#endif 438 GET_R->allowedxerror = event->error_code;
244#ifdef USE_XIM 439 else
245 if (R->Input_Context != NULL) {
246 XDestroyIC(R->Input_Context);
247 R->Input_Context = NULL;
248 } 440 {
441 // GET_R is most likely not the terminal which caused the error,
442 // so just output the error and continue
443#if ENABLE_MINIMAL
444 old_xerror_handler (display, event);
445#else
446 print_x_error (display, event);
249#endif 447#endif
250} 448 }
251 449
252/* ------------------------------------------------------------------------- * 450 return 0;
253 * MEMORY ALLOCATION WRAPPERS * 451}
254 * ------------------------------------------------------------------------- */
255/* EXTPROTO */
256void *
257rxvt_malloc(size_t size)
258{
259 void *p;
260 452
261 p = malloc(size); 453int
262 if (p) 454rxvt_xioerror_handler (Display *display)
263 return p; 455{
264 456 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
265 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 457 DisplayString (display));
266 rxvt_clean_exit(); 458 rxvt_emergency_cleanup ();
267 exit(EXIT_FAILURE); 459 _exit (EXIT_FAILURE);
268/* NOTREACHED */
269} 460}
270 461
271/* EXTPROTO */ 462static struct sig_handlers
272void *
273rxvt_calloc(size_t number, size_t size)
274{ 463{
275 void *p; 464 ev::sig sw_term, sw_int;
276 465
277 p = calloc(number, size); 466 /*
278 if (p) 467 * Catch a fatal signal and tidy up before quitting
279 return p; 468 */
469 void sig_term (ev::sig &w, int revents);
280 470
281 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 471 sig_handlers ()
282 rxvt_clean_exit(); 472 {
283 exit(EXIT_FAILURE); 473 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
284/* NOTREACHED */ 474 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
285} 475 }
476} sig_handlers;
286 477
287/* EXTPROTO */
288void *
289rxvt_realloc(void *ptr, size_t size)
290{
291 void *p;
292
293 if (ptr)
294 p = realloc(ptr, size);
295 else
296 p = malloc(size);
297 if (p)
298 return p;
299
300 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
301 rxvt_clean_exit();
302 exit(EXIT_FAILURE);
303/* NOTREACHED */
304}
305
306/* ------------------------------------------------------------------------- *
307 * PRIVILEGED OPERATIONS *
308 * ------------------------------------------------------------------------- */
309/* take care of suid/sgid super-user (root) privileges */
310/* INTPROTO */
311void 478void
312rxvt_privileges(pR_ int mode) 479sig_handlers::sig_term (ev::sig &w, int revents)
313{ 480{
314#if ! defined(__CYGWIN32__) 481 rxvt_emergency_cleanup ();
315# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 482 w.stop ();
316/* setreuid() is the poor man's setuid(), seteuid() */ 483 kill (getpid (), w.signum);
317# define seteuid(a) setreuid(-1, (a)) 484}
318# define setegid(a) setregid(-1, (a)) 485
319# define HAVE_SETEUID 486static void
487rxvt_get_ttymode (struct termios *tio)
488{
489 if (tcgetattr (STDIN_FILENO, tio) < 0)
490 memset (tio, 0, sizeof (struct termios));
491
492 for (int i = 0; i < NCCS; i++)
493 tio->c_cc[i] = VDISABLE;
494
495 tio->c_cc[VINTR] = CINTR;
496 tio->c_cc[VQUIT] = CQUIT;
497 tio->c_cc[VERASE] = CERASE;
498#ifdef VERASE2
499 tio->c_cc[VERASE2] = CERASE2;
500#endif
501 tio->c_cc[VKILL] = CKILL;
502 tio->c_cc[VEOF] = CEOF;
503 tio->c_cc[VSTART] = CSTART;
504 tio->c_cc[VSTOP] = CSTOP;
505 tio->c_cc[VSUSP] = CSUSP;
506# ifdef VDSUSP
507 tio->c_cc[VDSUSP] = CDSUSP;
320# endif 508# endif
321# ifdef HAVE_SETEUID 509# ifdef VREPRINT
322 switch (mode) { 510 tio->c_cc[VREPRINT] = CRPRNT;
323 case IGNORE:
324 /*
325 * change effective uid/gid - not real uid/gid - so we can switch
326 * back to root later, as required
327 */
328 seteuid(getuid());
329 setegid(getgid());
330 break;
331 case SAVE:
332 R->euid = geteuid();
333 R->egid = getegid();
334 break;
335 case RESTORE:
336 seteuid(R->euid);
337 setegid(R->egid);
338 break;
339 }
340# else
341 switch (mode) {
342 case IGNORE:
343 setuid(getuid());
344 setgid(getgid());
345 /* FALLTHROUGH */
346 case SAVE:
347 /* FALLTHROUGH */
348 case RESTORE:
349 break;
350 }
351# endif 511# endif
352#endif 512# ifdef VDISCRD
353} 513 tio->c_cc[VDISCRD] = CFLUSH;
354
355#ifdef UTMP_SUPPORT
356/* EXTPROTO */
357void
358rxvt_privileged_utmp(pR_ char action)
359{
360 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
361 action, R->next_utmp_action, getpid()));
362 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
363 || (R->Options & Opt_utmpInhibit)
364 || R->ttydev == NULL || *R->ttydev == '\0')
365 return;
366
367 rxvt_privileges(aR_ RESTORE);
368 if (action == SAVE) {
369 R->next_utmp_action = RESTORE;
370 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
371 } else { /* action == RESTORE */
372 R->next_utmp_action = IGNORE;
373 rxvt_cleanutent(aR);
374 }
375 rxvt_privileges(aR_ IGNORE);
376}
377#endif
378
379#ifndef NO_SETOWNER_TTYDEV
380/* EXTPROTO */
381void
382rxvt_privileged_ttydev(pR_ char action)
383{
384 D_MAIN((stderr,
385 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
386 action, R->next_tty_action, getpid()));
387 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
388 || R->ttydev == NULL || *R->ttydev == '\0')
389 return;
390
391 rxvt_privileges(aR_ RESTORE);
392
393 if (action == SAVE) {
394 R->next_tty_action = RESTORE;
395# ifndef RESET_TTY_TO_COMMON_DEFAULTS
396/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
397 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
398 R->next_tty_action = IGNORE;
399 else
400# endif 514# endif
401 { 515# ifdef VWERSE
402 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ 516 tio->c_cc[VWERSE] = CWERASE;
403 chmod(R->ttydev, R->ttymode);
404# ifdef HAVE_REVOKE
405 revoke(R->ttydev);
406# endif 517# endif
407 } 518# ifdef VLNEXT
408 } else { /* action == RESTORE */ 519 tio->c_cc[VLNEXT] = CLNEXT;
409 R->next_tty_action = IGNORE;
410# ifndef RESET_TTY_TO_COMMON_DEFAULTS
411 chmod(R->ttydev, R->ttyfd_stat.st_mode);
412 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
413# else
414 chmod(R->ttydev,
415 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
416 chown(R->ttydev, 0, 0);
417# endif 520# endif
418 } 521# ifdef VSTATUS
419 522 tio->c_cc[VSTATUS] = CSTATUS;
420 rxvt_privileges(aR_ IGNORE);
421
422# ifndef RESET_TTY_TO_COMMON_DEFAULTS
423 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
424 action == RESTORE ? "Restoring" : (action ==
425 SAVE ? "Saving" :
426 "UNKNOWN ERROR for"), R->ttydev,
427 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
428 R->ttyfd_stat.st_gid));
429# endif 523# endif
430} 524
525# if VMIN != VEOF
526 tio->c_cc[VMIN] = 1;
431#endif 527# endif
528# if VTIME != VEOL
529 tio->c_cc[VTIME] = 0;
530# endif
531
532 /* input modes */
533 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
534# ifdef IMAXBEL
535 | IMAXBEL
536# endif
537 | IXON);
538
539 /* output modes */
540 tio->c_oflag = (OPOST | ONLCR);
541
542 /* control modes */
543 tio->c_cflag = (CS8 | CREAD);
544
545 /* local modes */
546 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
547# if defined (ECHOCTL) && defined (ECHOKE)
548 | ECHOCTL | ECHOKE
549# endif
550 | ECHOE | ECHOK);
551}
552
553char **rxvt_environ; // startup environment
554
555void
556rxvt_init ()
557{
558 assert (("fontMask must not overlap other RS masks",
559 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
560
561 rxvt_get_ttymode (&rxvt_term::def_tio);
562
563 // get rid of stdin/stdout as we don't need them, to free resources
564 dup2 (STDERR_FILENO, STDIN_FILENO);
565 dup2 (STDERR_FILENO, STDOUT_FILENO);
566
567 if (!ev_default_loop ())
568 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
569
570 rxvt_environ = environ;
571
572 signal (SIGHUP, SIG_IGN);
573 signal (SIGPIPE, SIG_IGN);
574
575 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
576 sig_handlers.sw_int.start (SIGINT); ev_unref ();
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 ();
583}
432 584
433/*----------------------------------------------------------------------*/ 585/*----------------------------------------------------------------------*/
434/* 586/*
435 * window size/position calculcations for XSizeHint and other storage. 587 * window size/position calculations for XSizeHint and other storage.
436 * if width/height are non-zero then override calculated width/height 588 * if width/height are non-zero then override calculated width/height
437 */ 589 */
438/* EXTPROTO */
439void 590void
440rxvt_window_calc(pR_ unsigned int width, unsigned int height) 591rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
441{ 592{
442 short recalc_x, recalc_y; 593 short recalc_x, recalc_y;
443 int x, y, sb_w, mb_h, flags; 594 int x, y, flags;
444 unsigned int w, h; 595 unsigned int w, h;
445 unsigned int max_width, max_height; 596 unsigned int max_width, max_height;
446 597
447 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
448 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
449 R->szHint.height));
450 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 598 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
451 R->szHint.win_gravity = NorthWestGravity; 599 szHint.win_gravity = NorthWestGravity;
452/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 600 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
453 601
454 recalc_x = recalc_y = 0; 602 recalc_x = recalc_y = 0;
455 flags = 0; 603 flags = 0;
604
456 if (!R->parsed_geometry) { 605 if (!parsed_geometry)
606 {
457 R->parsed_geometry = 1; 607 parsed_geometry = 1;
608
458 if (R->rs[Rs_geometry]) 609 if (rs[Rs_geometry])
459 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 610 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
611
460 if (flags & WidthValue) { 612 if (flags & WidthValue)
461 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 613 {
614 if (!w)
615 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
616
617 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
462 R->szHint.flags |= USSize; 618 szHint.flags |= USSize;
463 } 619 }
620
464 if (flags & HeightValue) { 621 if (flags & HeightValue)
465 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 622 {
623 if (!h)
624 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
625
626 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
466 R->szHint.flags |= USSize; 627 szHint.flags |= USSize;
467 } 628 }
629
468 if (flags & XValue) { 630 if (flags & XValue)
631 {
469 R->szHint.x = x; 632 szHint.x = x;
470 R->szHint.flags |= USPosition; 633 szHint.flags |= USPosition;
634
471 if (flags & XNegative) { 635 if (flags & XNegative)
636 {
472 recalc_x = 1; 637 recalc_x = 1;
473 R->szHint.win_gravity = NorthEastGravity; 638 szHint.win_gravity = NorthEastGravity;
474 } 639 }
475 } 640 }
641
476 if (flags & YValue) { 642 if (flags & YValue)
643 {
477 R->szHint.y = y; 644 szHint.y = y;
478 R->szHint.flags |= USPosition; 645 szHint.flags |= USPosition;
646
479 if (flags & YNegative) { 647 if (flags & YNegative)
648 {
480 recalc_y = 1; 649 recalc_y = 1;
650
481 if (R->szHint.win_gravity == NorthEastGravity) 651 if (szHint.win_gravity == NorthEastGravity)
482 R->szHint.win_gravity = SouthEastGravity; 652 szHint.win_gravity = SouthEastGravity;
483 else 653 else
484 R->szHint.win_gravity = SouthWestGravity; 654 szHint.win_gravity = SouthWestGravity;
485 } 655 }
486 } 656 }
487 } 657 }
658
488/* TODO: BOUNDS */ 659 /* TODO: BOUNDS */
489 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 660 width = ncol * fwidth;
490 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 661 height = nrow * fheight;
491 max_width = MAX_COLS * R->TermWin.fwidth; 662 max_width = MAX_COLS * fwidth;
492 max_height = MAX_ROWS * R->TermWin.fheight; 663 max_height = MAX_ROWS * fheight;
493 664
494 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 665 szHint.base_width = szHint.base_height = 2 * int_bwidth;
495 666
496 sb_w = mb_h = 0;
497 R->window_vt_x = R->window_vt_y = 0; 667 window_vt_x = window_vt_y = int_bwidth;
498 if (scrollbar_visible(R)) { 668
669 if (scrollBar.state)
670 {
499 sb_w = scrollbar_TotalWidth(); 671 int sb_w = scrollBar.total_width ();
500 R->szHint.base_width += sb_w; 672 szHint.base_width += sb_w;
673
501 if (!(R->Options & Opt_scrollBar_right)) 674 if (!option (Opt_scrollBar_right))
502 R->window_vt_x = sb_w; 675 window_vt_x += sb_w;
503 } 676 }
504 if (menubar_visible(R)) { 677
505 mb_h = menuBar_TotalHeight();
506 R->szHint.base_height += mb_h;
507 R->window_vt_y = mb_h;
508 }
509 R->szHint.width_inc = R->TermWin.fwidth; 678 szHint.width_inc = fwidth;
510 R->szHint.height_inc = R->TermWin.fheight; 679 szHint.height_inc = fheight;
511 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 680 szHint.min_width = szHint.base_width + szHint.width_inc;
512 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 681 szHint.min_height = szHint.base_height + szHint.height_inc;
513 682
514 if (width && width - R->szHint.base_width < max_width) { 683 if (newwidth && newwidth - szHint.base_width < max_width)
684 {
515 R->szHint.width = width; 685 szHint.width = newwidth;
516 R->TermWin.width = width - R->szHint.base_width; 686 width = newwidth - szHint.base_width;
517 } else { 687 }
518 MIN_IT(R->TermWin.width, max_width); 688 else
689 {
690 min_it (width, max_width);
519 R->szHint.width = R->szHint.base_width + R->TermWin.width; 691 szHint.width = szHint.base_width + width;
520 } 692 }
693
521 if (height && height - R->szHint.base_height < max_height) { 694 if (newheight && newheight - szHint.base_height < max_height)
695 {
522 R->szHint.height = height; 696 szHint.height = newheight;
523 R->TermWin.height = height - R->szHint.base_height; 697 height = newheight - szHint.base_height;
524 } else { 698 }
525 MIN_IT(R->TermWin.height, max_height); 699 else
700 {
701 min_it (height, max_height);
526 R->szHint.height = R->szHint.base_height + R->TermWin.height; 702 szHint.height = szHint.base_height + height;
527 } 703 }
528 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
529 R->window_sb_x = R->szHint.width - sb_w;
530 704
531 if (recalc_x) 705 if (recalc_x)
532 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 706 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
533 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 707
534 if (recalc_y) 708 if (recalc_y)
535 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 709 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
536 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
537 710
538 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 711 ncol = width / fwidth;
539 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 712 nrow = height / fheight;
540 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 713
541 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 714 // When the size of the vt window is not a multiple of the cell
542 R->szHint.height)); 715 // size, i.e., when the wm does not honour our size hints, there are
543 return; 716 // extra areas not covered by the terminal screen. Such gaps, when a
717 // bg pixmap is set, would have to be cleared manually to properly
718 // refresh the background. We take the simpler route and shrink the
719 // vt window so as to avoid creating gaps.
720 width = ncol * fwidth;
721 height = nrow * fheight;
544} 722}
545 723
546/*----------------------------------------------------------------------*/ 724/*----------------------------------------------------------------------*/
547/* 725/*
548 * Tell the teletype handler what size the window is. 726 * Tell the teletype handler what size the window is.
549 * Called after a window size change. 727 * Called after a window size change.
550 */ 728 */
551/* EXTPROTO */
552void 729void
553rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 730rxvt_term::tt_winch ()
554{ 731{
732 if (pty->pty < 0)
733 return;
734
555 struct winsize ws; 735 struct winsize ws;
556 736
557 if (fd < 0)
558 return;
559 ws.ws_col = col; 737 ws.ws_col = ncol;
560 ws.ws_row = row; 738 ws.ws_row = nrow;
561 ws.ws_xpixel = ws.ws_ypixel = 0; 739 ws.ws_xpixel = width;
562#ifndef DEBUG_SIZE 740 ws.ws_ypixel = height;
563 (void)ioctl(fd, TIOCSWINSZ, &ws); 741 ioctl (pty->pty, TIOCSWINSZ, &ws);
742
743#if 0
744 // TIOCSWINSZ is supposed to do this automatically and correctly
745 if (cmd_pid) /* force through to the command */
746 kill (-cmd_pid, SIGWINCH);
747#endif
748}
749
750/*----------------------------------------------------------------------*/
751/* load and set the various fonts */
752bool
753rxvt_term::set_fonts ()
754{
755 rxvt_fontset *fs = new rxvt_fontset (this);
756 rxvt_fontprop prop;
757
758 if (!fs
759 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
760 || !fs->realize_font (1))
761 {
762 delete fs;
763 return false;
764 }
765
766#if ENABLE_STYLES
767 for (int i = RS_styleCount; --i; )
768 if (fontset[i] != fontset[0])
769 delete fontset[i];
770#endif
771
772 delete fontset[0];
773 fontset[0] = fs;
774
775 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
776 prop.height += lineSpace;
777 prop.width += letterSpace;
778
779 fs->set_prop (prop, false);
780
781 fwidth = prop.width;
782 fheight = prop.height;
783 fbase = prop.ascent;
784
785 for (int style = 1; style < 4; style++)
786 {
787#if ENABLE_STYLES
788 const char *res = rs[Rs_font + style];
789
790 if (res && !*res)
791 fontset[style] = fontset[0];
792 else
793 {
794 fontset[style] = fs = new rxvt_fontset (this);
795 rxvt_fontprop prop2 = prop;
796
797 if (res)
798 {
799 fs->populate (res);
800 fs->set_prop (prop2, false);
801 }
802 else
803 {
804 fs->populate (fontset[0]->fontdesc);
805
806 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
807 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
808
809 fs->set_prop (prop2, true);
810 }
811
812 }
564#else 813#else
565 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 814 fontset[style] = fontset[0];
566 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
567 }
568# ifdef SIGWINCH
569 else if (pid) /* force through to the command */
570 kill(pid, SIGWINCH);
571# endif 815#endif
572#endif 816 }
573}
574 817
575/*----------------------------------------------------------------------*/ 818 if (parent)
576/* rxvt_change_font() - Switch to a new font */ 819 {
577/* 820 resize_all_windows (0, 0, 0);
578 * init = 1 - initialize 821 scr_remap_chars ();
579 * 822 scr_touch (true);
580 * fontname == FONT_UP - switch to bigger font 823 }
581 * fontname == FONT_DN - switch to smaller font
582 */
583/* EXTPROTO */
584void
585rxvt_change_font(pR_ int init, const char *fontname)
586{
587}
588 824
589/* INTPROTO */ 825 return true;
826}
827
590void 828void
591rxvt_font_up_down(pR_ int n, int direction) 829rxvt_term::set_string_property (Atom prop, const char *str, int len)
592{ 830{
831 XChangeProperty (dpy, parent,
832 prop, XA_STRING, 8, PropModeReplace,
833 (const unsigned char *)str, len >= 0 ? len : strlen (str));
834}
835
836void
837rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
838{
839 XTextProperty ct;
840
841 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
842 {
843 XSetTextProperty (dpy, parent, &ct, prop);
844 XFree (ct.value);
845 }
846}
847
848void
849rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
850{
851 wchar_t *ws = rxvt_mbstowcs (str, len);
852 char *s = rxvt_wcstoutf8 (ws);
853
854 XChangeProperty (dpy, parent,
855 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
856 (const unsigned char *)s, strlen (s));
857
858 free (s);
859 free (ws);
593} 860}
594 861
595/*----------------------------------------------------------------------*/ 862/*----------------------------------------------------------------------*/
596/*----------------------------------------------------------------------*/ 863/*----------------------------------------------------------------------*/
597/* xterm sequences - title, iconName, color (exptl) */ 864/* xterm sequences - title, iconName, color (exptl) */
598/* EXTPROTO */
599void 865void
600rxvt_set_title(pR_ const char *str) 866rxvt_term::set_title (const char *str)
601{ 867{
602#ifndef SMART_WINDOW_TITLE 868 set_mbstring_property (XA_WM_NAME, str);
603 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 869#if ENABLE_EWMH
604#else 870 set_utf8_property (xa[XA_NET_WM_NAME], str);
605 char *name;
606
607 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
608 name = NULL;
609 if (name == NULL || STRCMP(name, str))
610 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
611 if (name)
612 XFree(name);
613#endif 871#endif
614} 872}
615 873
616/* EXTPROTO */
617void 874void
618rxvt_set_iconName(pR_ const char *str) 875rxvt_term::set_icon_name (const char *str)
619{ 876{
620#ifndef SMART_WINDOW_TITLE 877 set_mbstring_property (XA_WM_ICON_NAME, str);
621 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 878#if ENABLE_EWMH
622#else 879 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
623 char *name;
624
625 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
626 name = NULL;
627 if (name == NULL || STRCMP(name, str))
628 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
629 if (name)
630 XFree(name);
631#endif 880#endif
632} 881}
633 882
883void
884rxvt_term::set_window_color (int idx, const char *color)
885{
634#ifdef XTERM_COLOR_CHANGE 886#ifdef XTERM_COLOR_CHANGE
635/* EXTPROTO */
636void
637rxvt_set_window_color(pR_ int idx, const char *color)
638{
639 rxvt_color xcol; 887 rxvt_color xcol;
640 int i;
641 888
642 if (color == NULL || *color == '\0') 889 if (color == NULL || *color == '\0')
643 return; 890 return;
644 891
892 color = strdup (color);
893 allocated.push_back ((void *)color);
894 rs[Rs_color + idx] = color;
895
645/* handle color aliases */ 896 /* handle color aliases */
646 if (isdigit(*color)) { 897 if (isdigit (*color))
898 {
647 i = atoi(color); 899 int i = atoi (color);
648 if (i >= 8 && i <= 15) { /* bright colors */ 900
649 i -= 8; 901 if (i >= 8 && i <= 15)
650# ifndef NO_BRIGHTCOLOR 902 {
651 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 903 /* bright colors */
652 SET_PIXCOLOR(R, idx); 904 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
653 goto Done; 905 goto done;
654# endif
655 } 906 }
656 if (i >= 0 && i <= 7) { /* normal colors */ 907
657 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 908 if (i >= 0 && i <= 7)
658 SET_PIXCOLOR(R, idx); 909 {
910 /* normal colors */
911 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
659 goto Done; 912 goto done;
660 } 913 }
661 } 914 }
662 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
663 return;
664/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
665 915
666/* 916 set_color (xcol, color);
917
918 /*
667 * FIXME: should free colors here, but no idea how to do it so instead, 919 * FIXME: should free colors here, but no idea how to do it so instead,
668 * so just keep gobbling up the colormap 920 * so just keep gobbling up the colormap
669 */ 921 */
670# if 0
671 for (i = Color_Black; i <= Color_White; i++)
672 if (R->PixColors[idx] == R->PixColors[i])
673 break;
674 if (i > Color_White) {
675 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
676 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
677 DisplayPlanes(R->Xdisplay, Xscreen));
678 }
679# endif
680 922
681 R->PixColors[idx] = xcol; 923 pix_colors_focused[idx] = xcol;
682 SET_PIXCOLOR(R, idx);
683 924
684/* XSetWindowAttributes attr; */ 925done:
685/* Cursor cursor; */
686 Done:
687 if (idx == Color_bg && !(R->Options & Opt_transparent))
688 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
689 R->PixColors[Color_bg]);
690
691/* handle Color_BD, scrollbar background, etc. */ 926 /*TODO: handle Color_BD, scrollbar background, etc. */
692 927
693 rxvt_set_colorfgbg(aR); 928 update_fade_color (idx);
694 rxvt_recolour_cursor(aR); 929 recolour_cursor ();
695/* the only reasonable way to enforce a clean update */ 930 scr_recolour ();
696 rxvt_scr_poweron(aR); 931#endif /* XTERM_COLOR_CHANGE */
697} 932}
698 933
699#else
700# define rxvt_set_window_color(aR_ idx,color) ((void)0)
701#endif /* XTERM_COLOR_CHANGE */
702
703/* EXTPROTO */
704void 934void
705rxvt_recolour_cursor(pR) 935rxvt_term::recolour_cursor ()
706{ 936{
707 rxvt_color xcol[2]; 937 XColor fg, bg;
708 938
709#if TODO 939 (ISSET_PIXCOLOR (Color_pointer_fg)
710 xcol[0] = R->PixColors[Color_pointer]; 940 ? pix_colors_focused[Color_pointer_fg]
711 xcol[1] = R->PixColors[Color_bg]; 941 : pix_colors_focused[Color_fg]).get (fg);
712 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 942
713 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 943 (ISSET_PIXCOLOR (Color_pointer_bg)
714#endif 944 ? pix_colors_focused[Color_pointer_bg]
945 : pix_colors_focused[Color_bg]).get (bg);
946
947 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
715} 948}
716 949
717/*----------------------------------------------------------------------*/ 950/*----------------------------------------------------------------------*/
718/* 951/*
719 * find if fg/bg matches any of the normal (low-intensity) colors 952 * find if fg/bg matches any of the normal (low-intensity) colors
720 */ 953 */
721/* INTPROTO */
722void 954void
723rxvt_set_colorfgbg(pR) 955rxvt_term::set_colorfgbg ()
724{ 956{
725 unsigned int i; 957 unsigned int i;
726 const char *xpmb = "\0"; 958 const char *xpmb = "";
727 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 959 char fstr[] = "default";
960 char bstr[] = "default";
728 961
729 R->env_colorfgbg =
730 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
731 STRCPY(fstr, "default");
732 STRCPY(bstr, "default");
733 for (i = Color_Black; i <= Color_White; i++) 962 for (i = Color_Black; i <= Color_White; i++)
734 if (R->PixColors[Color_fg] == R->PixColors[i]) { 963 if (pix_colors[Color_fg] == pix_colors[i])
964 {
735 sprintf(fstr, "%d", (i - Color_Black)); 965 sprintf (fstr, "%d", i - Color_Black);
736 break; 966 break;
737 } 967 }
968
738 for (i = Color_Black; i <= Color_White; i++) 969 for (i = Color_Black; i <= Color_White; i++)
739 if (R->PixColors[Color_bg] == R->PixColors[i]) { 970 if (pix_colors[Color_bg] == pix_colors[i])
971 {
740 sprintf(bstr, "%d", (i - Color_Black)); 972 sprintf (bstr, "%d", i - Color_Black);
741#ifdef XPM_BACKGROUND 973#ifdef BG_IMAGE_FROM_FILE
742 xpmb = "default;"; 974 xpmb = "default;";
743#endif 975#endif
744 break; 976 break;
745 } 977 }
978
746 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 979 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
747 putenv(R->env_colorfgbg);
748
749#ifndef NO_BRIGHTCOLOR
750 R->colorfgbg = DEFAULT_RSTYLE;
751 for (i = minCOLOR; i <= maxCOLOR; i++) {
752 if (R->PixColors[Color_fg] == R->PixColors[i])
753 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
754 if (R->PixColors[Color_bg] == R->PixColors[i])
755 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
756 }
757#endif
758} 980}
759 981
760/*----------------------------------------------------------------------*/ 982/*----------------------------------------------------------------------*/
761/*
762 * Colour determination for low colour displays, routine from
763 * Hans de Goede <hans@highrise.nl>
764 */
765 983
766/* EXTPROTO */ 984bool
767int 985rxvt_term::set_color (rxvt_color &color, const char *name)
768rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
769{ 986{
770 screen_in_out->set(aR_ colour); 987 if (color.set (this, name))
771
772 if (!screen_in_out->set(aR_ colour)) {
773 rxvt_print_error("can't allocate colour: %s", colour);
774 return false;
775 }
776
777 return true; 988 return true;
989
990 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
991 return false;
992}
993
994void
995rxvt_term::alias_color (int dst, int src)
996{
997 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
778} 998}
779 999
780/* -------------------------------------------------------------------- * 1000/* -------------------------------------------------------------------- *
781 * - WINDOW RESIZING - * 1001 * - WINDOW RESIZING - *
782 * -------------------------------------------------------------------- */ 1002 * -------------------------------------------------------------------- */
783/* EXTPROTO */
784void 1003void
785rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1004rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
786 int ignoreparent)
787{ 1005{
788 int fix_screen; 1006 int fix_screen;
1007 int old_width = szHint.width;
1008 int old_height = szHint.height;
789 1009
1010 window_calc (newwidth, newheight);
1011
1012 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1013
1014 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1015 if (set_hint)
1016 {
1017 szHint.flags &= ~(PBaseSize | PResizeInc);
1018 XSetWMNormalHints (dpy, parent, &szHint);
1019 szHint.flags |= PBaseSize | PResizeInc;
1020 }
1021
1022 if (!ignoreparent)
1023 {
790#ifdef SMART_RESIZE 1024#ifdef SMART_RESIZE
791 int old_width = R->szHint.width, old_height = R->szHint.height; 1025 /*
792#endif
793
794 rxvt_window_calc(aR_ width, height);
795 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
796 if (!ignoreparent) {
797#ifdef SMART_RESIZE
798/*
799 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1026 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
800 * reposition window on resize depending on placement on screen 1027 * reposition window on resize depending on placement on screen
801 */ 1028 */
802 int x, y, x1, y1; 1029 int x, y, x1, y1;
803 int dx, dy; 1030 int dx, dy;
804 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1031 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
805 Window unused_cr; 1032 Window unused_cr;
806 1033
807 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1034 XTranslateCoordinates (dpy, parent, display->root,
808 0, 0, &x, &y, &unused_cr); 1035 0, 0, &x, &y, &unused_cr);
809 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1036 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
810 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1037 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
811 /* 1038 /*
812 * if Xroot isn't the parent window, a WM will probably have offset 1039 * if display->root isn't the parent window, a WM will probably have offset
813 * our position for handles and decorations. Counter it 1040 * our position for handles and decorations. Counter it
814 */ 1041 */
815 if (x1 != x || y1 != y) { 1042 if (x1 != x || y1 != y)
1043 {
816 x -= x1; 1044 x -= x1;
817 y -= y1; 1045 y -= y1;
818 } 1046 }
819 1047
820 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1048 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
821 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1049 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
822 dx = old_width - R->szHint.width; 1050 dx = old_width - szHint.width;
823 dy = old_height - R->szHint.height; 1051 dy = old_height - szHint.height;
824 1052
825 /* Check position of the center of the window */ 1053 /* Check position of the center of the window */
826 if (x < x1) /* left half */ 1054 if (x < x1) /* left half */
827 dx = 0; 1055 dx = 0;
828 else if (x == x1) /* exact center */ 1056 else if (x == x1) /* exact center */
829 dx /= 2; 1057 dx /= 2;
830 if (y < y1) /* top half */ 1058 if (y < y1) /* top half */
831 dy = 0; 1059 dy = 0;
832 else if (y == y1) /* exact center */ 1060 else if (y == y1) /* exact center */
833 dy /= 2; 1061 dy /= 2;
834 1062
835 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1063 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
836 R->szHint.width, R->szHint.height); 1064 szHint.width, szHint.height);
837#else 1065#else
838 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1066 XResizeWindow (dpy, parent, szHint.width, szHint.height);
839 R->szHint.height);
840#endif 1067#endif
841 } 1068 }
842 1069
843 fix_screen = (R->TermWin.ncol != R->prev_ncol 1070 if (set_hint)
844 || R->TermWin.nrow != R->prev_nrow); 1071 XSetWMNormalHints (dpy, parent, &szHint);
1072
1073 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1074
845 if (fix_screen || width != R->old_width || height != R->old_height) { 1075 if (fix_screen || newwidth != old_width || newheight != old_height)
846 if (scrollbar_visible(R)) {
847 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
848 0, scrollbar_TotalWidth(), R->szHint.height);
849 rxvt_Resize_scrollBar(aR);
850 }
851 if (menubar_visible(R))
852 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
853 0, TermWin_TotalWidth(), menuBar_TotalHeight());
854 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
855 R->window_vt_y, TermWin_TotalWidth(),
856 TermWin_TotalHeight());
857#ifdef RXVT_GRAPHICS
858 if (R->old_height)
859 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
860 R->old_height - R->szHint.base_height);
861#endif
862 rxvt_scr_clear(aR);
863#ifdef XPM_BACKGROUND
864 rxvt_resize_pixmap(aR);
865#endif
866 } 1076 {
1077 if (scrollBar.state)
1078 scrollBar.resize ();
867 1079
1080 XMoveResizeWindow (dpy, vt,
1081 window_vt_x, window_vt_y,
1082 width, height);
1083
1084#ifdef HAVE_BG_PIXMAP
1085 if (bg_window_size_sensitive ())
1086 update_background ();
1087#endif
1088 }
1089
868 if (fix_screen || R->old_height == 0) { 1090 if (fix_screen || old_height == 0)
869 int curr_screen = -1; 1091 scr_reset ();
870 uint16_t old_ncol = R->prev_ncol;
871
872 /* scr_reset only works on the primary screen */
873 if (R->old_height) /* this is not the first time through */
874 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
875 rxvt_scr_reset(aR);
876 if (curr_screen >= 0) { /* this is not the first time through */
877 rxvt_scr_change_screen(aR_ curr_screen);
878 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
879 }
880 }
881
882 R->old_width = R->szHint.width;
883 R->old_height = R->szHint.height;
884 1092
885#ifdef USE_XIM 1093#ifdef USE_XIM
886 rxvt_IMSetStatusPosition(aR); 1094 im_set_position ();
887#endif 1095#endif
888} 1096}
889 1097
890/* 1098/*
891 * Set the width/height of the vt window in characters. Units are pixels. 1099 * Set the width/height of the vt window in characters. Units are pixels.
892 * good for toggling 80/132 columns 1100 * good for toggling 80/132 columns
893 */ 1101 */
894/* EXTPROTO */
895void 1102void
896rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1103rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
897{ 1104{
898 XWindowAttributes wattr; 1105 XWindowAttributes wattr;
899 1106
900 if (width == 0 || height == 0) { 1107 if (newwidth == 0 || newheight == 0)
1108 {
901 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1109 XGetWindowAttributes (dpy, display->root, &wattr);
1110
902 if (width == 0) 1111 if (newwidth == 0)
903 width = wattr.width - R->szHint.base_width; 1112 newwidth = wattr.width - szHint.base_width;
904 if (height == 0) 1113 if (newheight == 0)
905 height = wattr.height - R->szHint.base_height; 1114 newheight = wattr.height - szHint.base_height;
1115 }
1116
1117 if (newwidth != width || newheight != height)
906 } 1118 {
907 if (width != R->TermWin.width || height != R->TermWin.height) {
908 width += R->szHint.base_width; 1119 newwidth += szHint.base_width;
909 height += R->szHint.base_height; 1120 newheight += szHint.base_height;
910 rxvt_resize_all_windows(aR_ width, height, 0); 1121 resize_all_windows (newwidth, newheight, 0);
911 } 1122 }
912} 1123}
913 1124
914/* -------------------------------------------------------------------- * 1125/* -------------------------------------------------------------------- *
915 * - X INPUT METHOD ROUTINES - * 1126 * - X INPUT METHOD ROUTINES - *
916 * -------------------------------------------------------------------- */ 1127 * -------------------------------------------------------------------- */
917#ifdef USE_XIM 1128#ifdef USE_XIM
918/* INTPROTO */
919void
920rxvt_setSize(pR_ XRectangle * size)
921{
922 size->x = R->TermWin.int_bwidth;
923 size->y = R->TermWin.int_bwidth;
924 size->width = Width2Pixel(R->TermWin.ncol);
925 size->height = Height2Pixel(R->TermWin.nrow);
926}
927 1129
928/* INTPROTO */
929void 1130void
930rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1131rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
931{ 1132{
932 *fg = R->PixColors[Color_fg]; 1133 fg = pix_colors [Color_fg];
933 *bg = R->PixColors[Color_bg]; 1134 bg = pix_colors [Color_bg];
1135}
1136
1137void
1138rxvt_term::im_set_size (XRectangle &size)
1139{
1140 // the int_bwidth terms make no sense to me
1141 size.x = int_bwidth;
1142 size.y = int_bwidth;
1143 size.width = Width2Pixel (ncol) + int_bwidth;
1144 size.height = Height2Pixel (nrow) + int_bwidth;
1145}
1146
1147void
1148rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1149 XRectangle &status_rect,
1150 const XRectangle &needed_rect)
1151{
1152 preedit_rect.x = needed_rect.width;
1153 preedit_rect.y = 0;
1154 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1155 preedit_rect.height = fheight;
1156
1157 status_rect.x = 0;
1158 status_rect.y = 0;
1159 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1160 status_rect.height = fheight;
934} 1161}
935 1162
936/* Checking whether input method is running. */ 1163/* Checking whether input method is running. */
937/* INTPROTO */
938Bool 1164bool
939rxvt_IMisRunning(pR) 1165rxvt_term::im_is_running ()
940{ 1166{
941 char *p; 1167 Atom atom;
942 Atom atom; 1168 Window win;
943 Window win;
944 char server[IMBUFSIZ]; 1169 char server[IMBUFSIZ];
945 1170
946/* get current locale modifier */ 1171 /* get current locale modifier */
947 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1172 if (char *p = XSetLocaleModifiers (0))
1173 {
948 STRCPY(server, "@server="); 1174 strcpy (server, "@server=");
949 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1175 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1176
950 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1177 if (p = strchr (server + 1, '@')) /* first one only */
951 *p = '\0'; 1178 *p = '\0';
952 1179
953 atom = XInternAtom(R->Xdisplay, server, False); 1180 atom = XInternAtom (dpy, server, False);
954 win = XGetSelectionOwner(R->Xdisplay, atom); 1181 win = XGetSelectionOwner (dpy, atom);
1182
955 if (win != None) 1183 if (win != None)
956 return True; 1184 return true;
957 } 1185 }
1186
958 return False; 1187 return false;
959} 1188}
960 1189
961/* EXTPROTO */
962void 1190void
963rxvt_IMSendSpot(pR) 1191rxvt_term::im_send_spot ()
964{ 1192{
965 XPoint spot; 1193 XPoint nspot;
966 XVaNestedList preedit_attr; 1194 XVaNestedList preedit_attr;
967 1195
968 if (R->Input_Context == NULL 1196 if (!Input_Context
969 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1197 || !focus
970 || !(R->event_type == KeyPress 1198 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
971 || R->event_type == Expose
972 || R->event_type == NoExpose
973 || R->event_type == SelectionNotify
974 || R->event_type == ButtonRelease || R->event_type == FocusIn)
975 || !rxvt_IMisRunning(aR))
976 return; 1199 return;
977 1200
978 rxvt_setPosition(aR_ & spot); 1201 im_set_position (nspot);
979 1202
1203 if (nspot.x == spot.x && nspot.y == spot.y)
1204 return;
1205
1206 spot = nspot;
1207
980 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1208 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
981 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1209 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
982 XFree(preedit_attr); 1210 XFree (preedit_attr);
983} 1211}
984 1212
985/* EXTPROTO */
986void 1213void
987rxvt_setTermFontSet(pR_ int idx) 1214rxvt_term::im_destroy ()
988{ 1215{
989 char *string; 1216 if (input_method)
990 long length; 1217 {
991 int success = 0; 1218 if (Input_Context && input_method->xim)
1219 XDestroyIC (Input_Context);
992 1220
993 if (idx < 0 || idx >= MAX_NFONTS) 1221 display->put_xim (input_method);
994 return; 1222 input_method = 0;
995} 1223 }
996 1224
997/* INTPROTO */
998void
999rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1000 XRectangle * needed_rect)
1001{
1002 int mbh, vtx = 0;
1003
1004 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1005 vtx = scrollbar_TotalWidth();
1006 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1007 mbh -= R->TermWin.lineSpace;
1008
1009 preedit_rect->x = needed_rect->width + vtx;
1010 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1011
1012 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1013 + vtx;
1014 preedit_rect->height = Height2Pixel(1);
1015
1016 status_rect->x = vtx;
1017 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1018
1019 status_rect->width = needed_rect->width ? needed_rect->width
1020 : Width2Pixel(R->TermWin.ncol + 1);
1021 status_rect->height = Height2Pixel(1);
1022}
1023
1024/* ARGSUSED */
1025/* INTPROTO */
1026void
1027rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1028 __attribute__ ((unused)), XPointer call_data
1029 __attribute__ ((unused)))
1030{
1031 dR;
1032
1033 R->Input_Context = NULL; 1225 Input_Context = 0;
1034/* To avoid Segmentation Fault in C locale: Solaris only? */
1035 if (STRCMP(R->locale, "C"))
1036 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1037 rxvt_IMInstantiateCallback, NULL);
1038} 1226}
1039 1227
1040/* 1228#ifdef ENABLE_XIM_ONTHESPOT
1041 * X manual pages and include files don't match on some systems:
1042 * some think this is an XIDProc and others an XIMProc so we can't
1043 * use the first argument - need to update this to be nice for
1044 * both types via some sort of configure detection
1045 */
1046/* ARGSUSED */
1047/* EXTPROTO */
1048void
1049rxvt_IMInstantiateCallback(Display * unused
1050 __attribute__ ((unused)), XPointer client_data
1051 __attribute__ ((unused)), XPointer call_data
1052 __attribute__ ((unused)))
1053{
1054 dR;
1055 int i, found, had_im;
1056 const char *p;
1057 char **s;
1058 char buf[IMBUFSIZ];
1059 1229
1060 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1230static void
1061 if (R->Input_Context) 1231xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1062 return; 1232{
1233 ((rxvt_term *)client_data)->make_current ();
1234 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1235}
1063 1236
1064 found = had_im = 0; 1237static void
1065 p = R->rs[Rs_inputMethod]; 1238xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1066 if (p && *p) { 1239{
1067 had_im = 1; 1240 ((rxvt_term *)client_data)->make_current ();
1068 s = rxvt_splitcommastring(p); 1241 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1069 for (i = 0; s[i]; i++) { 1242}
1070 if (*s[i]) { 1243
1071 STRCPY(buf, "@im="); 1244static void
1072 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1245xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1073 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1246{
1074 && (rxvt_IM_get_IC(aR) == True)) { 1247 rxvt_term *term = (rxvt_term *)client_data;
1075 found = 1; 1248 XIMText *text = call_data->text;
1076 break; 1249
1077 } 1250 term->make_current ();
1078 } 1251
1252 if (text)
1253 {
1254 wchar_t *str;
1255
1256 if (!text->encoding_is_wchar && text->string.multi_byte)
1257 {
1258 // of course, X makes it ugly again
1259 if (term->rs[Rs_imLocale])
1260 SET_LOCALE (term->rs[Rs_imLocale]);
1261
1262 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1263 mbstowcs (str, text->string.multi_byte, text->length + 1);
1264
1265 if (term->rs[Rs_imLocale])
1266 SET_LOCALE (term->locale);
1079 } 1267 }
1080 for (i = 0; s[i]; i++) 1268 else
1081 free(s[i]); 1269 str = text->string.wide_char;
1082 free(s);
1083 }
1084 if (found)
1085 return;
1086 1270
1087/* try with XMODIFIERS env. var. */ 1271 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1088 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1272 DT_INT, call_data->caret,
1089 rxvt_IM_get_IC(aR); 1273 DT_INT, call_data->chg_first,
1090 return; 1274 DT_INT, call_data->chg_length,
1275 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1276 DT_WCS_LEN, str, str ? (int)text->length : 0,
1277 DT_END));
1091 } 1278 }
1092 1279 else
1093/* try with no modifiers base IF the user didn't specify an IM */ 1280 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1094 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1281 DT_INT, call_data->caret,
1095 && rxvt_IM_get_IC(aR) == True) 1282 DT_INT, call_data->chg_first,
1096 return; 1283 DT_INT, call_data->chg_length,
1284 DT_END));
1097} 1285}
1286
1287#if 0
1288static void
1289xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1290{
1291 ((rxvt_term *)client_data)->make_current ();
1292 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1293 DT_INT, call_data->position,
1294 DT_INT, call_data->direction,
1295 DT_INT, call_data->style,
1296 DT_END));
1297}
1298#endif
1299
1300#endif
1098 1301
1099/* 1302/*
1100 * Try to open a XIM with the current modifiers, then see if we can 1303 * Try to open a XIM with the current modifiers, then see if we can
1101 * open a suitable preedit type 1304 * open a suitable preedit type
1102 */ 1305 */
1103/* INTPROTO */
1104Bool 1306bool
1105rxvt_IM_get_IC(pR) 1307rxvt_term::im_get_ic (const char *modifiers)
1106{ 1308{
1107 int i, j, found; 1309 int i, j, found;
1108 XIM xim; 1310 XIM xim;
1109 XPoint spot; 1311 XPoint spot;
1110 XRectangle rect, status_rect, needed_rect; 1312 XRectangle rect, status_rect, needed_rect;
1111 unsigned long fg, bg; 1313 unsigned long fg, bg;
1112 const char *p; 1314 const char *p;
1113 char **s; 1315 char **s;
1114 XIMStyles *xim_styles; 1316 XIMStyles *xim_styles;
1115 XVaNestedList preedit_attr, status_attr;
1116 XIMCallback ximcallback;
1117 1317
1118 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1318 set_environ (envv);
1119 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1319
1120 if (xim == NULL) 1320 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1121 return False; 1321 return false;
1122 1322
1323 input_method = display->get_xim (locale, modifiers);
1324 if (input_method == NULL)
1325 return false;
1326
1327 xim = input_method->xim;
1328 spot.x = spot.y = -1;
1329
1123 xim_styles = NULL; 1330 xim_styles = NULL;
1124 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1331 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1125 || !xim_styles || !xim_styles->count_styles) { 1332 || !xim_styles || !xim_styles->count_styles)
1126 XCloseIM(xim); 1333 {
1334 im_destroy ();
1127 return False; 1335 return false;
1336 }
1337
1338 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1339
1340 for (int pi = 0; pi < 2; pi++)
1128 } 1341 {
1342 p = pet[pi];
1129 1343
1130 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1344 if (!p)
1131 : "OverTheSpot,OffTheSpot,Root"; 1345 continue;
1132 s = rxvt_splitcommastring(p); 1346
1347 s = rxvt_strsplit (',', p);
1348
1133 for (i = found = 0; !found && s[i]; i++) { 1349 for (i = found = 0; !found && s[i]; i++)
1350 {
1134 if (!STRCMP(s[i], "OverTheSpot")) 1351 if (!strcmp (s[i], "OverTheSpot"))
1135 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1352 input_style = XIMPreeditPosition | XIMStatusNothing;
1136 else if (!STRCMP(s[i], "OffTheSpot")) 1353 else if (!strcmp (s[i], "OffTheSpot"))
1137 R->input_style = (XIMPreeditArea | XIMStatusArea); 1354 input_style = XIMPreeditArea | XIMStatusArea;
1138 else if (!STRCMP(s[i], "Root")) 1355 else if (!strcmp (s[i], "Root"))
1139 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1356 input_style = XIMPreeditNothing | XIMStatusNothing;
1357 else if (!strcmp (s[i], "None"))
1358 input_style = XIMPreeditNone | XIMStatusNone;
1359#ifdef ENABLE_XIM_ONTHESPOT
1360 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1361 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1362#endif
1363 else
1364 input_style = XIMPreeditNothing | XIMStatusNothing;
1140 1365
1141 for (j = 0; j < xim_styles->count_styles; j++) 1366 for (j = 0; j < xim_styles->count_styles; j++)
1142 if (R->input_style == xim_styles->supported_styles[j]) { 1367 if (input_style == xim_styles->supported_styles[j])
1368 {
1369 rxvt_free_strsplit (s);
1370
1143 found = 1; 1371 found = 1;
1372 goto foundpet;
1373 }
1374
1375 }
1376
1377 rxvt_free_strsplit (s);
1378 }
1379
1380foundpet:
1381
1382 XFree (xim_styles);
1383
1384 if (!found)
1385 {
1386 im_destroy ();
1387 return false;
1388 }
1389
1390 XFontSet fs = 0;
1391 XVaNestedList preedit_attr = 0, status_attr = 0;
1392
1393 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1394 {
1395 // fake us a font-set, please
1396 char **missing_charset_list;
1397 int missing_charset_count;
1398 char *def_string;
1399 char pat[512];
1400
1401 sprintf (pat,
1402 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1403 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1404 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1405 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1406 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1407 "*",
1408 fheight,
1409 fheight + 1, fheight - 1,
1410 fheight - 2, fheight + 2);
1411
1412 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1413 &missing_charset_list, &missing_charset_count, &def_string);
1414
1415 if (missing_charset_list)
1416 XFreeStringList (missing_charset_list);
1417
1418 if (!fs)
1419 {
1420 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1421 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1422 }
1423 }
1424
1425 if (input_style & XIMPreeditPosition)
1426 {
1427 im_set_size (rect);
1428 im_set_position (spot);
1429 im_set_color (fg, bg);
1430
1431 preedit_attr = XVaCreateNestedList (0,
1432 XNForeground, fg,
1433 XNBackground, bg,
1434 XNArea, &rect,
1435 XNSpotLocation, &spot,
1436 XNFontSet, fs,
1437 NULL);
1438 }
1439 else if (input_style & XIMPreeditArea)
1440 {
1441 im_set_color (fg, bg);
1442
1443 /*
1444 * The necessary width of preedit area is unknown
1445 * until create input context.
1446 */
1447 needed_rect.width = 0;
1448 im_set_preedit_area (rect, status_rect, needed_rect);
1449
1450 preedit_attr = XVaCreateNestedList (0,
1451 XNForeground, fg,
1452 XNBackground, bg,
1453 XNArea, &rect,
1454 XNFontSet, fs,
1455 NULL);
1456 status_attr = XVaCreateNestedList (0,
1457 XNForeground, fg,
1458 XNBackground, bg,
1459 XNArea, &status_rect,
1460 XNFontSet, fs,
1461 NULL);
1462 }
1463#if ENABLE_XIM_ONTHESPOT
1464 else if (input_style & XIMPreeditCallbacks)
1465 {
1466 XIMCallback xcb[4];
1467
1468 im_set_position (spot);
1469
1470 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1471 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1472 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1473# if 0
1474 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1475# endif
1476
1477 preedit_attr = XVaCreateNestedList (0,
1478 XNSpotLocation, &spot,
1479 XNPreeditStartCallback, &xcb[0],
1480 XNPreeditDoneCallback , &xcb[1],
1481 XNPreeditDrawCallback , &xcb[2],
1482# if 0
1483 XNPreeditCaretCallback, &xcb[3],
1484# endif
1485 NULL);
1486 }
1487#endif
1488
1489 Input_Context = XCreateIC (xim,
1490 XNInputStyle, input_style,
1491 XNClientWindow, vt,
1492 XNFocusWindow, parent,
1493 preedit_attr ? XNPreeditAttributes : NULL,
1494 preedit_attr,
1495 status_attr ? XNStatusAttributes : NULL,
1496 status_attr, NULL);
1497
1498 if (preedit_attr) XFree (preedit_attr);
1499 if (status_attr) XFree (status_attr);
1500 if (fs) XFreeFontSet (dpy, fs);
1501
1502 if (Input_Context == NULL)
1503 {
1504 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1505 im_destroy ();
1506 return false;
1507 }
1508
1509#if 0
1510 // unfortunately, only the focus window is used by XIM, hard to fix
1511 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1512 vt_select_input ();
1513#endif
1514
1515 im_set_position ();
1516
1517 return true;
1518}
1519
1520void
1521rxvt_term::im_cb ()
1522{
1523 int i;
1524 const char *p;
1525 char **s;
1526 char buf[IMBUFSIZ];
1527
1528 make_current ();
1529
1530 im_destroy ();
1531
1532 if (Input_Context)
1533 return;
1534
1535#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1536 if (rs[Rs_imLocale])
1537 SET_LOCALE (rs[Rs_imLocale]);
1538#endif
1539
1540 p = rs[Rs_inputMethod];
1541 if (p && *p)
1542 {
1543 bool found = false;
1544
1545 s = rxvt_strsplit (',', p);
1546
1547 for (i = 0; s[i]; i++)
1548 {
1549 if (*s[i])
1550 {
1551 strcpy (buf, "@im=");
1552 strncat (buf, s[i], IMBUFSIZ - 5);
1553 if (im_get_ic (buf))
1554 {
1555 found = true;
1144 break; 1556 break;
1557 }
1145 } 1558 }
1146 } 1559 }
1147 for (i = 0; s[i]; i++)
1148 free(s[i]);
1149 free(s);
1150 XFree(xim_styles);
1151 1560
1561 rxvt_free_strsplit (s);
1562
1152 if (!found) { 1563 if (found)
1153 XCloseIM(xim); 1564 goto done;
1154 return False;
1155 } 1565 }
1156 1566
1157 ximcallback.callback = rxvt_IMDestroyCallback; 1567 /* try with XMODIFIERS env. var. */
1568 if (im_get_ic (""))
1569 goto done;
1158 1570
1159/* XXX: not sure why we need this (as well as IC one below) */ 1571 /* try with no modifiers base IF the user didn't specify an IM */
1160 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1572 if (im_get_ic ("@im=none"))
1573 goto done;
1161 1574
1162 preedit_attr = status_attr = NULL; 1575done:
1163 1576#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1164 if (R->input_style & XIMPreeditPosition) { 1577 if (rs[Rs_imLocale])
1165 rxvt_setSize(aR_ & rect); 1578 SET_LOCALE (locale);
1166 rxvt_setPosition(aR_ & spot); 1579#endif
1167 rxvt_setColor(aR_ & fg, &bg);
1168
1169 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1170 XNSpotLocation, &spot,
1171 XNForeground, fg, XNBackground, bg,
1172 //XNFontSet, R->TermWin.fontset,
1173 NULL);
1174 } else if (R->input_style & XIMPreeditArea) {
1175 rxvt_setColor(aR_ & fg, &bg);
1176
1177 /*
1178 * The necessary width of preedit area is unknown
1179 * until create input context.
1180 */
1181 needed_rect.width = 0;
1182
1183 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1184
1185 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1186 XNForeground, fg, XNBackground, bg,
1187 //XNFontSet, R->TermWin.fontset,
1188 NULL);
1189 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1190 XNForeground, fg, XNBackground, bg,
1191 //XNFontSet, R->TermWin.fontset,
1192 NULL);
1193 }
1194 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1195 XNClientWindow, R->TermWin.parent[0],
1196 XNFocusWindow, R->TermWin.parent[0],
1197 XNDestroyCallback, &ximcallback,
1198 preedit_attr ? XNPreeditAttributes : NULL,
1199 preedit_attr,
1200 status_attr ? XNStatusAttributes : NULL,
1201 status_attr, NULL);
1202 if (preedit_attr)
1203 XFree(preedit_attr);
1204 if (status_attr)
1205 XFree(status_attr);
1206 if (R->Input_Context == NULL) {
1207 rxvt_print_error("failed to create input context");
1208 XCloseIM(xim);
1209 return False;
1210 }
1211 if (R->input_style & XIMPreeditArea)
1212 rxvt_IMSetStatusPosition(aR);
1213 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1214 return True;
1215} 1580}
1216 1581
1217/* EXTPROTO */
1218void 1582void
1219rxvt_IMSetStatusPosition(pR) 1583rxvt_term::im_set_position ()
1220{ 1584{
1221 XRectangle preedit_rect, status_rect, *needed_rect; 1585 XRectangle preedit_rect, status_rect, *needed_rect;
1222 XVaNestedList preedit_attr, status_attr; 1586 XVaNestedList preedit_attr, status_attr;
1223 1587
1224 if (R->Input_Context == NULL 1588 if (!Input_Context
1225 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1589 || !focus
1226 || !rxvt_IMisRunning(aR)) 1590 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1591 || !im_is_running ())
1227 return; 1592 return;
1228 1593
1594 if (input_style & XIMPreeditPosition)
1595 {
1596 im_set_size (preedit_rect);
1597 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1598
1599 XSetICValues (Input_Context,
1600 XNPreeditAttributes, preedit_attr, NULL);
1601 }
1602 else
1603 {
1229/* Getting the necessary width of preedit area */ 1604 /* Getting the necessary width of preedit area */
1230 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1605 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1231 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1606 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1232 XFree(status_attr); 1607 XFree (status_attr);
1233 1608
1234 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1609 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1610 XFree (needed_rect);
1235 1611
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1612 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1237 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1613 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1238 1614
1239 XSetICValues(R->Input_Context, 1615 XSetICValues (Input_Context,
1240 XNPreeditAttributes, preedit_attr, 1616 XNPreeditAttributes, preedit_attr,
1241 XNStatusAttributes, status_attr, NULL); 1617 XNStatusAttributes, status_attr,
1618 NULL);
1242 1619
1620 XFree (status_attr);
1621 }
1622
1243 XFree(preedit_attr); 1623 XFree (preedit_attr);
1244 XFree(status_attr);
1245} 1624}
1246#endif /* USE_XIM */ 1625#endif /* USE_XIM */
1247 1626
1248/*----------------------------------------------------------------------*/ 1627void
1249rxvt_t rxvt_current_term; 1628rxvt_term::get_window_origin (int &x, int &y)
1629{
1630 Window cr;
1631 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1632}
1633
1634Pixmap
1635rxvt_term::get_pixmap_property (Atom property)
1636{
1637 Pixmap pixmap = None;
1638
1639 int aformat;
1640 unsigned long nitems, bytes_after;
1641 Atom atype;
1642 unsigned char *prop;
1643 int result = XGetWindowProperty (dpy, display->root, property,
1644 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1645 &nitems, &bytes_after, &prop);
1646 if (result == Success)
1647 {
1648 if (atype == XA_PIXMAP)
1649 pixmap = *(Pixmap *)prop;
1650 XFree (prop);
1651 }
1652
1653 return pixmap;
1654}
1655
1656#ifdef HAVE_BG_PIXMAP
1657
1658void
1659rxvt_term::update_background ()
1660{
1661 if (update_background_ev.is_active ())
1662 return;
1663
1664 bg_invalidate ();
1665
1666 if (!mapped)
1667 return;
1668
1669 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1670
1671 if (to_wait <= 0.)
1672 bg_render ();
1673 else
1674 update_background_ev.start (to_wait);
1675}
1676
1677void
1678rxvt_term::update_background_cb (ev::timer &w, int revents)
1679{
1680 make_current ();
1681
1682 update_background_ev.stop ();
1683 bg_render ();
1684 refresh_check ();
1685}
1686
1687#endif /* HAVE_BG_PIXMAP */
1250 1688
1251/*----------------------- end-of-file (C source) -----------------------*/ 1689/*----------------------- end-of-file (C source) -----------------------*/

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