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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.167 by root, Sun Jan 8 08:43:11 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.3 2003/11/25 11:52:42 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) 2003-2006 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
51#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52static uid_t saved_euid;
53static gid_t saved_egid;
54#endif
55
56vector<rxvt_term *> rxvt_term::termlist;
57
58static char curlocale[128], savelocale[128];
59
60bool
61rxvt_set_locale (const char *locale)
62{
63 if (!locale || !strncmp (locale, curlocale, 128))
64 return false;
65
66 strncpy (curlocale, locale, 128);
67 setlocale (LC_CTYPE, curlocale);
68 return true;
69}
70
71bool
72rxvt_push_locale (const char *locale)
73{
74 strcpy (savelocale, curlocale);
75 rxvt_set_locale (locale);
76}
77
78void
79rxvt_pop_locale ()
80{
81 rxvt_set_locale (savelocale);
82}
83
84#if ENABLE_COMBINING
85class rxvt_composite_vec rxvt_composite;
86
87text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
88{
89 compose_char *cc;
90
91 // break compose chains, as stupid readline really likes to duplicate
92 // composing characters for some reason near the end of a line.
93 cc = (*this)[c1];
94 while (cc)
95 {
96 if (cc->c2 == c2) return c1;
97 cc = (*this)[cc->c1];
98 }
99
100 // check to see wether this combination already exists otherwise
101 for (cc = v.end (); cc-- > v.begin (); )
102 {
103 if (cc->c1 == c1 && cc->c2 == c2)
104 return COMPOSE_LO + (cc - v.begin ());
105 }
106
107 // allocate a new combination
108 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
109 {
110 static int seen;
111
112 if (!seen++)
113 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
114
115 return REPLACEMENT_CHAR;
116 }
117
118 v.push_back (compose_char (c1, c2));
119
120 return v.size () - 1 + COMPOSE_LO;
121}
122
123int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
124{
125 compose_char *cc = (*this)[c];
126
127 if (!cc)
128 {
129 if (r) *r = c;
130 return 1;
131 }
132
133 int len = expand (cc->c1, r);
134
135 if (r) r += len;
136
137 if (cc->c2 != NOCHAR)
138 {
139 len++;
140 if (r) *r++ = cc->c2;
141 }
142
143 return len;
144
145}
146#endif
147
47rxvt_term::rxvt_term() 148rxvt_term::rxvt_term ()
149 :
150#if TRANSPARENT
151 rootwin_ev (this, &rxvt_term::rootwin_cb),
152#endif
153#ifdef HAVE_SCROLLBARS
154 scrollbar_ev (this, &rxvt_term::x_cb),
155#endif
156#ifdef MENUBAR
157 menubar_ev (this, &rxvt_term::x_cb),
158#endif
159#ifdef CURSOR_BLINK
160 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
161#endif
162#ifdef TEXT_BLINK
163 text_blink_ev (this, &rxvt_term::text_blink_cb),
164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
173#endif
174#ifdef POINTER_BLANK
175 pointer_ev (this, &rxvt_term::pointer_cb),
176#endif
177#ifdef USE_XIM
178 im_ev (this, &rxvt_term::im_cb),
179#endif
180 termwin_ev (this, &rxvt_term::x_cb),
181 vt_ev (this, &rxvt_term::x_cb),
182 check_ev (this, &rxvt_term::check_cb),
183 flush_ev (this, &rxvt_term::flush_cb),
184 destroy_ev (this, &rxvt_term::destroy_cb),
48: pty_ev(this, &rxvt_term::pty_cb), 185 pty_ev (this, &rxvt_term::pty_cb),
49 x_ev (this, &rxvt_term::x_cb) 186 incr_ev (this, &rxvt_term::incr_cb)
50{ 187{
51 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 188 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
52}
53 189
190 termlist.push_back (this);
191
192#ifdef KEYSYM_RESOURCE
193 keyboard = new keyboard_manager;
194
195 if (!keyboard)
196 rxvt_fatal ("out of memory, aborting.\n");
197#endif
198}
199
200// clean up the most important stuff, do *not* call x or free mem etc.
201// for use before an emergency exit
202void rxvt_term::emergency_cleanup ()
203{
204 if (cmd_pid)
205 kill (-cmd_pid, SIGHUP);
206
207#ifdef UTMP_SUPPORT
208 privileged_utmp (RESTORE);
209#endif
210
211 pty.put ();
212}
213
214rxvt_term::~rxvt_term ()
215{
216 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
217
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
228
229 if (display)
230 {
231 dDisp;
232
233 selection_clear ();
234
235#ifdef USE_XIM
236 im_destroy ();
237#endif
238#ifdef MENUBAR
239 if (menubarGC) XFreeGC (disp, menubarGC);
240#endif
241#ifdef XTERM_SCROLLBAR
242 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
243 if (ShadowGC) XFreeGC (disp, ShadowGC);
244#endif
245#ifdef PLAIN_SCROLLBAR
246 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
247#endif
248#ifdef NEXT_SCROLLBAR
249 if (blackGC) XFreeGC (disp, blackGC);
250 if (whiteGC) XFreeGC (disp, whiteGC);
251 if (grayGC) XFreeGC (disp, grayGC);
252 if (darkGC) XFreeGC (disp, darkGC);
253 if (stippleGC) XFreeGC (disp, stippleGC);
254 if (dimple) XFreePixmap (disp, dimple);
255 if (upArrow) XFreePixmap (disp, upArrow);
256 if (downArrow) XFreePixmap (disp, downArrow);
257 if (upArrowHi) XFreePixmap (disp, upArrowHi);
258 if (downArrowHi) XFreePixmap (disp, downArrowHi);
259#endif
260#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
261 if (topShadowGC) XFreeGC (disp, topShadowGC);
262 if (botShadowGC) XFreeGC (disp, botShadowGC);
263 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
264#endif
265 if (gc) XFreeGC (disp, gc);
266
267#if defined(MENUBAR) && (MENUBAR_MAX > 1)
268 delete menuBar.drawable;
269 //if (menuBar.win)
270 // XDestroyWindow (disp, menuBar.win);
271#endif
272 delete drawable;
273 // destroy all windows
274 if (parent[0])
275 XDestroyWindow (disp, parent[0]);
276 }
277
278 // TODO: free pixcolours, colours should become part of rxvt_display
279
280 delete pix_colors_focused;
281#if OFF_FOCUS_FADING
282 delete pix_colors_unfocused;
283#endif
284#if USE_XGETDEFAULT
285 XrmDestroyDatabase (xrmdatabase);
286#endif
287
288 displays.put (display);
289
290 scr_release ();
291
292 /* clear all resources */
293 for (int i = 0; i < allocated.size (); i++)
294 free (allocated [i]);
295
296 free (selection.text);
297 // TODO: manage env vars in child only(!)
298 free (env_windowid);
299 free (env_display);
300 free (env_term);
301 free (env_colorfgbg);
302 free (locale);
303 free (v_buffer);
304 free (incr_buf);
305
306 delete envv;
307 delete argv;
308
309#ifdef KEYSYM_RESOURCE
310 delete keyboard;
311#endif
312}
313
54void * 314void
55rxvt_term::operator new (size_t s) 315rxvt_term::child_exit ()
56{ 316{
57 void *p = malloc (s); 317 cmd_pid = 0;
58 318
59 MEMSET (p, 0, s); 319 if (!OPTION (Opt_hold))
320 destroy ();
321}
322
323void
324rxvt_term::destroy ()
325{
326 if (destroy_ev.active)
60 return p; 327 return;
61}
62 328
63void 329#if ENABLE_OVERLAY
64rxvt_term::operator delete (void *p, size_t s) 330 scr_overlay_off ();
65{ 331#endif
66 free (p);
67}
68 332
69/*----------------------------------------------------------------------*/ 333 if (display)
70/* rxvt_init() */
71/* LIBPROTO */
72rxvt_t
73rxvt_init(int argc, const char *const *argv)
74{
75 const char **cmd_argv;
76
77 SET_R(new rxvt_term);
78 dR;
79
80 if (rxvt_init_vars(aR) < 0)
81 {
82 free(R);
83 return NULL;
84 } 334 {
85 335#if USE_XIM
86/* 336 im_ev.stop (display);
87 * Save and then give up any super-user privileges
88 * If we need privileges in any area then we must specifically request it.
89 * We should only need to be root in these cases:
90 * 1. write utmp entries on some systems
91 * 2. chown tty on some systems
92 */
93 rxvt_privileges(aR_ SAVE);
94 rxvt_privileges(aR_ IGNORE);
95
96 rxvt_init_secondary(aR);
97
98 cmd_argv = rxvt_init_resources(aR_ argc, argv);
99
100 R->x_ev.start (ConnectionNumber (R->Xdisplay), EVENT_READ);
101
102#if (MENUBAR_MAX)
103 rxvt_menubar_read(aR_ R->rs[Rs_menu]);
104#endif 337#endif
105#ifdef HAVE_SCROLLBARS 338#if HAVE_SCROLLBARS
106 if (R->Options & Opt_scrollBar) 339 scrollbar_ev.stop (display);
107 scrollbar_setIdle(); /* set existence for size calculations */
108#endif 340#endif
109
110 rxvt_Create_Windows(aR_ argc, argv);
111
112 rxvt_init_xlocale(aR);
113
114 rxvt_scr_reset(aR); /* initialize screen */
115#ifdef RXVT_GRAPHICS
116 rxvt_Gr_reset(aR); /* reset graphics */
117#endif
118
119#if 0
120#ifdef DEBUG_X
121 XSynchronize(R->Xdisplay, True);
122 XSetErrorHandler((XErrorHandler) abort);
123#else
124 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
125#endif
126#endif
127
128#ifdef HAVE_SCROLLBARS
129 if (R->Options & Opt_scrollBar)
130 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
131#endif
132#if (MENUBAR_MAX) 341#if MENUBAR
133 if (menubar_visible(r)) 342 menubar_ev.stop (display);
134 XMapWindow(R->Xdisplay, R->menuBar.win);
135#endif 343#endif
136#ifdef TRANSPARENT 344#if TRANSPARENT
137 if (R->Options & Opt_transparent) 345 rootwin_ev.stop (display);
138 { 346#endif
139 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask); 347 incr_ev.stop ();
140 rxvt_check_our_parents(aR); 348 termwin_ev.stop (display);
349 vt_ev.stop (display);
141 } 350 }
142#endif
143 XMapWindow(R->Xdisplay, R->TermWin.vt);
144 XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
145 351
146 rxvt_init_env(aR); 352 check_ev.stop ();
147 rxvt_init_command(aR_ cmd_argv); 353 pty_ev.stop ();
148 354#ifdef CURSOR_BLINK
149 R->pty_ev.start (R->cmd_fd, EVENT_READ); 355 cursor_blink_ev.stop ();
150
151 return R;
152}
153
154/* ------------------------------------------------------------------------- *
155 * SIGNAL HANDLING & EXIT HANDLER *
156 * ------------------------------------------------------------------------- */
157/*
158 * Catch a SIGCHLD signal and exit if the direct child has died
159 */
160/* ARGSUSED */
161/* EXTPROTO */
162RETSIGTYPE
163rxvt_Child_signal(int sig __attribute__ ((unused)))
164{
165 dR;
166 int pid, save_errno = errno;
167
168 do {
169 errno = 0;
170 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
171
172 if (pid == R->cmd_pid)
173 exit(EXIT_SUCCESS);
174
175 errno = save_errno;
176 signal(SIGCHLD, rxvt_Child_signal);
177}
178
179/*
180 * Catch a fatal signal and tidy up before quitting
181 */
182/* EXTPROTO */
183RETSIGTYPE
184rxvt_Exit_signal(int sig)
185{
186 signal(sig, SIG_DFL);
187#ifdef DEBUG_CMD
188 rxvt_print_error("signal %d", sig);
189#endif 356#endif
190 rxvt_clean_exit(); 357#ifdef TEXT_BLINK
191 kill(getpid(), sig); 358 text_blink_ev.stop ();
192} 359#endif
360#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
361 cont_scroll_ev.stop ();
362#endif
363#ifdef SELECTION_SCROLLING
364 sel_scroll_ev.stop ();
365#endif
366#ifdef POINTER_BLANK
367 pointer_ev.stop ();
368#endif
193 369
194/* ARGSUSED */ 370 destroy_ev.start (0);
195/* INTPROTO */ 371}
196int
197rxvt_xerror_handler(const Display * display
198 __attribute__ ((unused)), const XErrorEvent * event)
199{
200 dR;
201 372
202 if (R->allowedxerror == -1) { 373void
203 R->allowedxerror = event->error_code; 374rxvt_term::destroy_cb (time_watcher &w)
204 return 0; /* ignored anyway */ 375{
205 } 376 SET_R (this);
206 rxvt_print_error("XError: Request: %d . %d, Error: %d", 377
207 event->request_code, event->minor_code, 378 delete this;
208 event->error_code);
209/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
210 exit(EXIT_FAILURE);
211/* NOTREACHED */
212} 379}
213 380
214/*----------------------------------------------------------------------*/ 381/*----------------------------------------------------------------------*/
215/* 382/*
216 * Exit gracefully, clearing the utmp entry and restoring tty attributes 383 * Exit gracefully, clearing the utmp entry and restoring tty attributes
217 * TODO: if debugging, this should free up any known resources if we can 384 * TODO: if debugging, this should free up any known resources if we can
218 */ 385 */
219/* EXTPROTO */ 386static XErrorHandler old_xerror_handler;
220void
221rxvt_clean_exit(void)
222{
223 dR;
224 387
225#ifdef DEBUG_SCREEN 388static void
226 rxvt_scr_release(aR); 389rxvt_emergency_cleanup ()
390{
391 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
392 (*t)->emergency_cleanup ();
393}
394
395#if ENABLE_FRILLS
396static void
397print_x_error (Display *dpy, XErrorEvent *event)
398{
399 char buffer[BUFSIZ];
400 char mesg[BUFSIZ];
401 char number[32];
402 char *mtype = "XlibMessage";
403 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
404 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
405 rxvt_warn ("An X Error occured, trying to continue after report.\n");
406 rxvt_warn ("%s: %s\n", mesg, buffer);
407 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
408 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
409 sprintf(number, "%d", event->request_code);
410 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
411 rxvt_warn ("(which is %s)\n", buffer);
412 if (event->request_code >= 128) {
413 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
414 mesg, BUFSIZ);
415 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
416 }
417 if ((event->error_code == BadWindow) ||
418 (event->error_code == BadPixmap) ||
419 (event->error_code == BadCursor) ||
420 (event->error_code == BadFont) ||
421 (event->error_code == BadDrawable) ||
422 (event->error_code == BadColor) ||
423 (event->error_code == BadGC) ||
424 (event->error_code == BadIDChoice) ||
425 (event->error_code == BadValue) ||
426 (event->error_code == BadAtom)) {
427 if (event->error_code == BadValue)
428 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
429 mesg, BUFSIZ);
430 else if (event->error_code == BadAtom)
431 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
432 mesg, BUFSIZ);
433 else
434 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
435 mesg, BUFSIZ);
436 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
437 }
438 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
439 mesg, BUFSIZ);
440 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
441}
227#endif 442#endif
228#ifndef NO_SETOWNER_TTYDEV 443
229 rxvt_privileged_ttydev(aR_ RESTORE); 444int
230#endif 445rxvt_xerror_handler (Display *display, XErrorEvent *event)
231#ifdef UTMP_SUPPORT 446{
232 rxvt_privileged_utmp(aR_ RESTORE); 447 if (GET_R->allowedxerror == -1)
233#endif 448 GET_R->allowedxerror = event->error_code;
234#ifdef USE_XIM 449 else
235 if (R->Input_Context != NULL) {
236 XDestroyIC(R->Input_Context);
237 R->Input_Context = NULL;
238 } 450 {
451 // GET_R is most likely not the terminal which caused the error,
452 // so just output the error and continue
453#if ENABLE_FRILLS
454 print_x_error (display, event);
455#else
456 old_xerror_handler (display, event);
457#endif
458 }
459
460 return 0;
461}
462
463int
464rxvt_xioerror_handler (Display *display)
465{
466 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
467 DisplayString (display));
468 rxvt_emergency_cleanup ();
469 _exit (EXIT_FAILURE);
470}
471
472/*----------------------------------------------------------------------*/
473bool
474rxvt_term::init (int argc, const char *const *argv)
475{
476 SET_R (this);
477
478 set_locale ("");
479
480 if (!init_vars ())
481 return false;
482
483 init_secondary ();
484
485 const char **cmd_argv = init_resources (argc, argv);
486
487#ifdef KEYSYM_RESOURCE
488 keyboard->register_done ();
489#endif
490
491#if MENUBAR_MAX
492 menubar_read (rs[Rs_menu]);
493#endif
494#ifdef HAVE_SCROLLBARS
495 if (OPTION (Opt_scrollBar))
496 scrollBar.setIdle (); /* set existence for size calculations */
497#endif
498
499#if ENABLE_PERL
500 if (!rs[Rs_perl_ext_1])
501 rs[Rs_perl_ext_1] = "default";
502
503 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
504 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
505 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
506 {
507 bool tainted = false;
508
509#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
510 // ignore some perl-related arguments if some bozo installed us set[ug]id
511 if (getuid () != saved_euid || getgid () != saved_egid)
512 {
513 tainted = true;
514
515 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
516 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
517 {
518 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
519 rs[Rs_perl_lib] = 0;
520 rs[Rs_perl_eval] = "our $tainted = 1";
521 }
522 }
523#endif
524 rxvt_perl.init (tainted);
525 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
526 }
527#endif
528
529 create_windows (argc, argv);
530
531 dDisp;
532
533 init_xlocale ();
534
535 scr_reset (); /* initialize screen */
536
537#if 0
538 XSynchronize (disp, True);
539#endif
540
541#ifdef HAVE_SCROLLBARS
542 if (OPTION (Opt_scrollBar))
543 resize_scrollbar (); /* create and map scrollbar */
544#endif
545#if (MENUBAR_MAX)
546 if (menubar_visible ())
547 XMapWindow (disp, menuBar.win);
548#endif
549#ifdef TRANSPARENT
550 if (OPTION (Opt_transparent))
551 {
552 XSelectInput (disp, display->root, PropertyChangeMask);
553 check_our_parents ();
554 rootwin_ev.start (display, display->root);
555 }
556#endif
557
558 XMapWindow (disp, vt);
559 XMapWindow (disp, parent[0]);
560
561 set_colorfgbg ();
562
563 init_command (cmd_argv);
564
565 free (cmd_argv);
566
567 if (pty.pty >= 0)
568 pty_ev.start (pty.pty, EVENT_READ);
569
570 check_ev.start ();
571
572 HOOK_INVOKE ((this, HOOK_START, DT_END));
573
574 return true;
575}
576
577static struct sig_handlers
578{
579 sig_watcher sw_chld, sw_term, sw_int;
580
581 void sig_chld (sig_watcher &w)
582 {
583 // we are being called for every SIGCHLD, find the corresponding term
584 int pid;
585
586 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
587 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
588 if (pid == (*t)->cmd_pid)
589 {
590 (*t)->child_exit ();
591 break;
592 }
593 }
594
595 /*
596 * Catch a fatal signal and tidy up before quitting
597 */
598 void
599 sig_term (sig_watcher &w)
600 {
601#ifdef DEBUG_CMD
602 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
603#endif
604 rxvt_emergency_cleanup ();
605 signal (w.signum, SIG_DFL);
606 kill (getpid (), w.signum);
607 }
608
609 sig_handlers ()
610 : sw_chld (this, &sig_handlers::sig_chld),
611 sw_term (this, &sig_handlers::sig_term),
612 sw_int (this, &sig_handlers::sig_term)
613 {
614 }
615} sig_handlers;
616
617void
618rxvt_init ()
619{
620 /*
621 * Save and then give up any super-user privileges
622 * If we need privileges in any area then we must specifically request it.
623 * We should only need to be root in these cases:
624 * 1. write utmp entries on some systems
625 * 2. chown tty on some systems
626 */
627 rxvt_privileges (SAVE);
628 rxvt_privileges (IGNORE);
629
630 signal (SIGHUP, SIG_IGN);
631 signal (SIGPIPE, SIG_IGN);
632
633 sig_handlers.sw_chld.start (SIGCHLD);
634 sig_handlers.sw_term.start (SIGTERM);
635 sig_handlers.sw_int.start (SIGINT);
636
637 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
638 /* signal (SIGURG, SIG_DFL); */
639
640 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
641 // TODO: handle this with exceptions and tolerate the memory loss
642 XSetIOErrorHandler (rxvt_xioerror_handler);
643
644#ifdef USE_XGETDEFAULT
645 XrmInitialize ();
239#endif 646#endif
240} 647}
241 648
242/* ------------------------------------------------------------------------- * 649/* ------------------------------------------------------------------------- *
243 * MEMORY ALLOCATION WRAPPERS * 650 * MEMORY ALLOCATION WRAPPERS *
244 * ------------------------------------------------------------------------- */ 651 * ------------------------------------------------------------------------- */
245/* EXTPROTO */ 652void *
653rxvt_malloc (size_t size)
654{
655 void *p = malloc (size);
656
657 if (!p)
658 rxvt_fatal ("memory allocation failure. aborting.\n");
659
660 return p;
661}
662
663void *
664rxvt_calloc (size_t number, size_t size)
665{
666 void *p = calloc (number, size);
667
668 if (!p)
669 rxvt_fatal ("memory allocation failure. aborting.\n");
670
671 return p;
672}
673
246void * 674void *
247rxvt_malloc(size_t size)
248{
249 void *p;
250
251 p = malloc(size);
252 if (p)
253 return p;
254
255 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
256 rxvt_clean_exit();
257 exit(EXIT_FAILURE);
258/* NOTREACHED */
259}
260
261/* EXTPROTO */
262void *
263rxvt_calloc(size_t number, size_t size)
264{
265 void *p;
266
267 p = calloc(number, size);
268 if (p)
269 return p;
270
271 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272 rxvt_clean_exit();
273 exit(EXIT_FAILURE);
274/* NOTREACHED */
275}
276
277/* EXTPROTO */
278void *
279rxvt_realloc(void *ptr, size_t size) 675rxvt_realloc (void *ptr, size_t size)
280{ 676{
281 void *p;
282
283 if (ptr)
284 p = realloc(ptr, size); 677 void *p = realloc (ptr, size);
285 else 678
286 p = malloc(size);
287 if (p) 679 if (!p)
680 rxvt_fatal ("memory allocation failure. aborting.\n");
681
288 return p; 682 return p;
289
290 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
291 rxvt_clean_exit();
292 exit(EXIT_FAILURE);
293/* NOTREACHED */
294} 683}
295 684
296/* ------------------------------------------------------------------------- * 685/* ------------------------------------------------------------------------- *
297 * PRIVILEGED OPERATIONS * 686 * PRIVILEGED OPERATIONS *
298 * ------------------------------------------------------------------------- */ 687 * ------------------------------------------------------------------------- */
299/* take care of suid/sgid super-user (root) privileges */ 688/* take care of suid/sgid super-user (root) privileges */
300/* INTPROTO */
301void 689void
302rxvt_privileges(pR_ int mode) 690rxvt_privileges (rxvt_privaction action)
303{ 691{
304#if ! defined(__CYGWIN32__) 692#if ! defined(__CYGWIN32__)
305# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 693# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
306/* setreuid() is the poor man's setuid(), seteuid() */ 694 /* setreuid () is the poor man's setuid (), seteuid () */
307# define seteuid(a) setreuid(-1, (a)) 695# define seteuid(a) setreuid(-1, (a))
308# define setegid(a) setregid(-1, (a)) 696# define setegid(a) setregid(-1, (a))
309# define HAVE_SETEUID 697# define HAVE_SETEUID
310# endif 698# endif
311# ifdef HAVE_SETEUID 699# ifdef HAVE_SETEUID
312 switch (mode) { 700 switch (action)
701 {
313 case IGNORE: 702 case IGNORE:
314 /* 703 /*
315 * change effective uid/gid - not real uid/gid - so we can switch 704 * change effective uid/gid - not real uid/gid - so we can switch
316 * back to root later, as required 705 * back to root later, as required
317 */ 706 */
318 seteuid(getuid()); 707 seteuid (getuid ());
319 setegid(getgid()); 708 setegid (getgid ());
320 break; 709 break;
321 case SAVE: 710 case SAVE:
322 R->euid = geteuid(); 711 saved_euid = geteuid ();
323 R->egid = getegid(); 712 saved_egid = getegid ();
324 break; 713 break;
325 case RESTORE: 714 case RESTORE:
326 seteuid(R->euid); 715 seteuid (saved_euid);
327 setegid(R->egid); 716 setegid (saved_egid);
328 break; 717 break;
329 } 718 }
330# else 719# else
331 switch (mode) { 720 switch (action)
721 {
332 case IGNORE: 722 case IGNORE:
333 setuid(getuid()); 723 setuid (getuid ());
334 setgid(getgid()); 724 setgid (getgid ());
335 /* FALLTHROUGH */ 725 /* FALLTHROUGH */
336 case SAVE: 726 case SAVE:
337 /* FALLTHROUGH */ 727 /* FALLTHROUGH */
338 case RESTORE: 728 case RESTORE:
339 break; 729 break;
340 } 730 }
341# endif 731# endif
342#endif 732#endif
343} 733}
344 734
345#ifdef UTMP_SUPPORT 735#ifdef UTMP_SUPPORT
346/* EXTPROTO */
347void 736void
348rxvt_privileged_utmp(pR_ char action) 737rxvt_term::privileged_utmp (rxvt_privaction action)
349{ 738{
350 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 739 if (OPTION (Opt_utmpInhibit)
351 action, R->next_utmp_action, getpid())); 740 || !pty.name || !*pty.name)
352 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
353 || (R->Options & Opt_utmpInhibit)
354 || R->ttydev == NULL || *R->ttydev == '\0')
355 return; 741 return;
356 742
357 rxvt_privileges(aR_ RESTORE); 743 rxvt_privileges (RESTORE);
744
358 if (action == SAVE) { 745 if (action == SAVE)
359 R->next_utmp_action = RESTORE; 746 makeutent (pty.name, rs[Rs_display_name]);
360 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); 747 else
361 } else { /* action == RESTORE */ 748 cleanutent ();
362 R->next_utmp_action = IGNORE; 749
363 rxvt_cleanutent(aR);
364 }
365 rxvt_privileges(aR_ IGNORE); 750 rxvt_privileges (IGNORE);
366}
367#endif
368
369#ifndef NO_SETOWNER_TTYDEV
370/* EXTPROTO */
371void
372rxvt_privileged_ttydev(pR_ char action)
373{
374 D_MAIN((stderr,
375 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
376 action, R->next_tty_action, getpid()));
377 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
378 || R->ttydev == NULL || *R->ttydev == '\0')
379 return;
380
381 rxvt_privileges(aR_ RESTORE);
382
383 if (action == SAVE) {
384 R->next_tty_action = RESTORE;
385# ifndef RESET_TTY_TO_COMMON_DEFAULTS
386/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
387 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
388 R->next_tty_action = IGNORE;
389 else
390# endif
391 {
392 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
393 chmod(R->ttydev, R->ttymode);
394# ifdef HAVE_REVOKE
395 revoke(R->ttydev);
396# endif
397 }
398 } else { /* action == RESTORE */
399 R->next_tty_action = IGNORE;
400# ifndef RESET_TTY_TO_COMMON_DEFAULTS
401 chmod(R->ttydev, R->ttyfd_stat.st_mode);
402 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
403# else
404 chmod(R->ttydev,
405 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
406 chown(R->ttydev, 0, 0);
407# endif
408 }
409
410 rxvt_privileges(aR_ IGNORE);
411
412# ifndef RESET_TTY_TO_COMMON_DEFAULTS
413 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
414 action == RESTORE ? "Restoring" : (action ==
415 SAVE ? "Saving" :
416 "UNKNOWN ERROR for"), R->ttydev,
417 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
418 R->ttyfd_stat.st_gid));
419# endif
420} 751}
421#endif 752#endif
422 753
423/*----------------------------------------------------------------------*/ 754/*----------------------------------------------------------------------*/
424/* 755/*
425 * window size/position calculcations for XSizeHint and other storage. 756 * window size/position calculcations for XSizeHint and other storage.
426 * if width/height are non-zero then override calculated width/height 757 * if width/height are non-zero then override calculated width/height
427 */ 758 */
428/* EXTPROTO */
429void 759void
430rxvt_window_calc(pR_ unsigned int width, unsigned int height) 760rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
431{ 761{
432 short recalc_x, recalc_y; 762 short recalc_x, recalc_y;
433 int x, y, sb_w, mb_h, flags; 763 int x, y, sb_w, mb_h, flags;
434 unsigned int w, h; 764 unsigned int w, h;
435 unsigned int max_width, max_height; 765 unsigned int max_width, max_height;
766 dDisp;
436 767
437 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 768 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 769 ncol, nrow, szHint.width, szHint.height));
439 R->szHint.height)); 770
440 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 771 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441 R->szHint.win_gravity = NorthWestGravity; 772 szHint.win_gravity = NorthWestGravity;
442/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 773 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443 774
444 recalc_x = recalc_y = 0; 775 recalc_x = recalc_y = 0;
445 flags = 0; 776 flags = 0;
777
446 if (!R->parsed_geometry) { 778 if (!parsed_geometry)
779 {
447 R->parsed_geometry = 1; 780 parsed_geometry = 1;
781
448 if (R->rs[Rs_geometry]) 782 if (rs[Rs_geometry])
449 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 783 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
784
450 if (flags & WidthValue) { 785 if (flags & WidthValue)
451 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 786 {
787 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
452 R->szHint.flags |= USSize; 788 szHint.flags |= USSize;
453 } 789 }
790
454 if (flags & HeightValue) { 791 if (flags & HeightValue)
455 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 792 {
793 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
456 R->szHint.flags |= USSize; 794 szHint.flags |= USSize;
457 } 795 }
796
458 if (flags & XValue) { 797 if (flags & XValue)
798 {
459 R->szHint.x = x; 799 szHint.x = x;
460 R->szHint.flags |= USPosition; 800 szHint.flags |= USPosition;
801
461 if (flags & XNegative) { 802 if (flags & XNegative)
803 {
462 recalc_x = 1; 804 recalc_x = 1;
463 R->szHint.win_gravity = NorthEastGravity; 805 szHint.win_gravity = NorthEastGravity;
464 } 806 }
465 } 807 }
808
466 if (flags & YValue) { 809 if (flags & YValue)
810 {
467 R->szHint.y = y; 811 szHint.y = y;
468 R->szHint.flags |= USPosition; 812 szHint.flags |= USPosition;
813
469 if (flags & YNegative) { 814 if (flags & YNegative)
815 {
470 recalc_y = 1; 816 recalc_y = 1;
817
471 if (R->szHint.win_gravity == NorthEastGravity) 818 if (szHint.win_gravity == NorthEastGravity)
472 R->szHint.win_gravity = SouthEastGravity; 819 szHint.win_gravity = SouthEastGravity;
473 else 820 else
474 R->szHint.win_gravity = SouthWestGravity; 821 szHint.win_gravity = SouthWestGravity;
475 } 822 }
476 } 823 }
477 } 824 }
825
478/* TODO: BOUNDS */ 826 /* TODO: BOUNDS */
479 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 827 width = ncol * fwidth;
480 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 828 height = nrow * fheight;
481 max_width = MAX_COLS * R->TermWin.fwidth; 829 max_width = MAX_COLS * fwidth;
482 max_height = MAX_ROWS * R->TermWin.fheight; 830 max_height = MAX_ROWS * fheight;
483 831
484 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 832 szHint.base_width = szHint.base_height = 2 * int_bwidth;
485 833
486 sb_w = mb_h = 0; 834 sb_w = mb_h = 0;
487 R->window_vt_x = R->window_vt_y = 0; 835 window_vt_x = window_vt_y = int_bwidth;
836
488 if (scrollbar_visible(R)) { 837 if (scrollbar_visible ())
838 {
489 sb_w = scrollbar_TotalWidth(); 839 sb_w = scrollbar_TotalWidth ();
490 R->szHint.base_width += sb_w; 840 szHint.base_width += sb_w;
491 if (!(R->Options & Opt_scrollBar_right)) 841 if (!OPTION (Opt_scrollBar_right))
492 R->window_vt_x = sb_w; 842 window_vt_x += sb_w;
493 } 843 }
844
494 if (menubar_visible(R)) { 845 if (menubar_visible ())
846 {
495 mb_h = menuBar_TotalHeight(); 847 mb_h = menuBar_TotalHeight ();
496 R->szHint.base_height += mb_h; 848 szHint.base_height += mb_h;
497 R->window_vt_y = mb_h; 849 window_vt_y += mb_h;
498 } 850 }
851
499 R->szHint.width_inc = R->TermWin.fwidth; 852 szHint.width_inc = fwidth;
500 R->szHint.height_inc = R->TermWin.fheight; 853 szHint.height_inc = fheight;
501 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 854 szHint.min_width = szHint.base_width + szHint.width_inc;
502 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 855 szHint.min_height = szHint.base_height + szHint.height_inc;
503 856
504 if (width && width - R->szHint.base_width < max_width) { 857 if (newwidth && newwidth - szHint.base_width < max_width)
858 {
505 R->szHint.width = width; 859 szHint.width = newwidth;
506 R->TermWin.width = width - R->szHint.base_width; 860 width = newwidth - szHint.base_width;
507 } else { 861 }
508 MIN_IT(R->TermWin.width, max_width); 862 else
863 {
864 min_it (width, max_width);
509 R->szHint.width = R->szHint.base_width + R->TermWin.width; 865 szHint.width = szHint.base_width + width;
510 } 866 }
867
511 if (height && height - R->szHint.base_height < max_height) { 868 if (newheight && newheight - szHint.base_height < max_height)
869 {
512 R->szHint.height = height; 870 szHint.height = newheight;
513 R->TermWin.height = height - R->szHint.base_height; 871 height = newheight - szHint.base_height;
514 } else { 872 }
515 MIN_IT(R->TermWin.height, max_height); 873 else
874 {
875 min_it (height, max_height);
516 R->szHint.height = R->szHint.base_height + R->TermWin.height; 876 szHint.height = szHint.base_height + height;
517 } 877 }
878
518 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 879 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
519 R->window_sb_x = R->szHint.width - sb_w; 880 window_sb_x = szHint.width - sb_w;
520 881
521 if (recalc_x) 882 if (recalc_x)
522 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 883 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
523 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
524 if (recalc_y) 884 if (recalc_y)
525 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 885 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
526 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
527 886
528 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 887 ncol = width / fwidth;
529 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 888 nrow = height / fheight;
530 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 889 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 890 ncol, nrow, szHint.width,
532 R->szHint.height)); 891 szHint.height));
533 return; 892 return;
534} 893}
535 894
536/*----------------------------------------------------------------------*/ 895/*----------------------------------------------------------------------*/
537/* 896/*
538 * Tell the teletype handler what size the window is. 897 * Tell the teletype handler what size the window is.
539 * Called after a window size change. 898 * Called after a window size change.
540 */ 899 */
541/* EXTPROTO */
542void 900void
543rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 901rxvt_term::tt_winch ()
544{ 902{
903 if (pty.pty < 0)
904 return;
905
545 struct winsize ws; 906 struct winsize ws;
546 907
547 if (fd < 0)
548 return;
549 ws.ws_col = col; 908 ws.ws_col = ncol;
550 ws.ws_row = row; 909 ws.ws_row = nrow;
551 ws.ws_xpixel = ws.ws_ypixel = 0; 910 ws.ws_xpixel = width;
552#ifndef DEBUG_SIZE 911 ws.ws_ypixel = height;
553 (void)ioctl(fd, TIOCSWINSZ, &ws); 912 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
554#else 913
555 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 914#if 0
556 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 915 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
557 }
558# ifdef SIGWINCH
559 else if (pid) /* force through to the command */ 916 if (cmd_pid) /* force through to the command */
560 kill(pid, SIGWINCH); 917 kill (-cmd_pid, SIGWINCH);
561# endif
562#endif 918#endif
563} 919}
564 920
565/*----------------------------------------------------------------------*/ 921/*----------------------------------------------------------------------*/
566/* rxvt_change_font() - Switch to a new font */ 922/* set_fonts () - load and set the various fonts
567/* 923 *
568 * init = 1 - initialize 924 * init = 1 - initialize
569 * 925 *
570 * fontname == FONT_UP - switch to bigger font 926 * fontname == FONT_UP - switch to bigger font
571 * fontname == FONT_DN - switch to smaller font 927 * fontname == FONT_DN - switch to smaller font
572 */ 928 */
573/* EXTPROTO */ 929bool
574void 930rxvt_term::set_fonts ()
575rxvt_change_font(pR_ int init, const char *fontname)
576{ 931{
577} 932 rxvt_fontset *fs = new rxvt_fontset (this);
933 rxvt_fontprop prop;
578 934
579/* INTPROTO */ 935 if (!fs
580void 936 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
581rxvt_font_up_down(pR_ int n, int direction) 937 || !fs->realize_font (1))
938 {
939 delete fs;
940 return false;
941 }
942
943#if ENABLE_STYLES
944 for (int i = RS_styleCount; --i; )
945 if (fontset[i] != fontset[0])
946 delete fontset[i];
947#endif
948
949 delete fontset[0];
950 fontset[0] = fs;
951
952 prop = (*fs)[1]->properties ();
953 prop.height += lineSpace;
954 fs->set_prop (prop);
955
956 fwidth = prop.width;
957 fheight = prop.height;
958 fbase = prop.ascent;
959
960 for (int style = 1; style < 4; style++)
961 {
962#if ENABLE_STYLES
963 const char *res = rs[Rs_font + style];
964
965 if (res && !*res)
966 fontset[style] = fontset[0];
967 else
968 {
969 fontset[style] = fs = new rxvt_fontset (this);
970 rxvt_fontprop prop2 = prop;
971
972 if (res)
973 prop2.weight = prop2.slant = rxvt_fontprop::unset;
974 else
975 {
976 res = fontset[0]->fontdesc;
977
978 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
979 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
980 }
981
982 fs->populate (res);
983 fs->set_prop (prop2);
984 }
985#else
986 fontset[style] = fontset[0];
987#endif
988 }
989
990 if (parent[0])
991 {
992 resize_all_windows (0, 0, 0);
993 scr_remap_chars ();
994 scr_touch (true);
995 }
996
997 return true;
998}
999
1000void rxvt_term::set_string_property (Atom prop, const char *str, int len)
582{ 1001{
1002 XChangeProperty (display->display, parent[0],
1003 prop, XA_STRING, 8, PropModeReplace,
1004 (const unsigned char *)str, len >= 0 ? len : strlen (str));
1005}
1006
1007void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1008{
1009 wchar_t *ws = rxvt_mbstowcs (str, len);
1010 char *s = rxvt_wcstoutf8 (ws);
1011
1012 XChangeProperty (display->display, parent[0],
1013 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1014 (const unsigned char *)s, strlen (s));
1015
1016 free (s);
1017 free (ws);
583} 1018}
584 1019
585/*----------------------------------------------------------------------*/ 1020/*----------------------------------------------------------------------*/
586/*----------------------------------------------------------------------*/ 1021/*----------------------------------------------------------------------*/
587/* xterm sequences - title, iconName, color (exptl) */ 1022/* xterm sequences - title, iconName, color (exptl) */
588/* EXTPROTO */
589void 1023void
590rxvt_set_title(pR_ const char *str) 1024rxvt_term::set_title (const char *str)
591{ 1025{
592#ifndef SMART_WINDOW_TITLE 1026 set_string_property (XA_WM_NAME, str);
593 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 1027#if ENABLE_EWMH
1028 set_utf8_property (xa[XA_NET_WM_NAME], str);
1029#endif
1030}
1031
1032void
1033rxvt_term::set_icon_name (const char *str)
1034{
1035 set_string_property (XA_WM_ICON_NAME, str);
1036#if ENABLE_EWMH
1037 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1038#endif
1039}
1040
1041#ifdef XTERM_COLOR_CHANGE
1042void
1043rxvt_term::set_window_color (int idx, const char *color)
1044{
1045 rxvt_color xcol;
1046 int i;
1047
1048 if (color == NULL || *color == '\0')
1049 return;
1050
1051 /* handle color aliases */
1052 if (isdigit (*color))
1053 {
1054 i = atoi (color);
1055
1056 if (i >= 8 && i <= 15)
1057 { /* bright colors */
1058 i -= 8;
1059 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1060 SET_PIXCOLOR (idx);
1061 goto done;
1062 }
1063
1064 if (i >= 0 && i <= 7)
1065 { /* normal colors */
1066 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1067 SET_PIXCOLOR (idx);
1068 goto done;
1069 }
1070 }
1071
1072 if (!rXParseAllocColor (&xcol, color))
1073 return;
1074
1075 /* XStoreColor (display->display, display->cmap, XColor*); */
1076
1077 /*
1078 * FIXME: should free colors here, but no idea how to do it so instead,
1079 * so just keep gobbling up the colormap
1080 */
1081# if 0
1082 for (i = Color_Black; i <= Color_White; i++)
1083 if (pix_colors[idx] == pix_colors[i])
1084 break;
1085 if (i > Color_White)
1086 {
1087 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1088 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1089 DisplayPlanes (display->display, display->screen));
1090 }
1091# endif
1092
1093 pix_colors_focused[idx] = xcol;
1094 SET_PIXCOLOR (idx);
1095
1096 /* XSetWindowAttributes attr; */
1097 /* Cursor cursor; */
1098done:
1099
1100#if OFF_FOCUS_FADING
1101 if (rs[Rs_fade])
1102 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1103#endif
1104
1105 /*TODO: handle Color_BD, scrollbar background, etc. */
1106
1107 recolour_cursor ();
1108 scr_recolour ();
1109}
1110
594#else 1111#else
595 char *name;
596
597 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
598 name = NULL;
599 if (name == NULL || STRCMP(name, str))
600 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
601 if (name)
602 XFree(name);
603#endif
604}
605
606/* EXTPROTO */
607void
608rxvt_set_iconName(pR_ const char *str)
609{
610#ifndef SMART_WINDOW_TITLE
611 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
612#else
613 char *name;
614
615 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
616 name = NULL;
617 if (name == NULL || STRCMP(name, str))
618 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
619 if (name)
620 XFree(name);
621#endif
622}
623
624#ifdef XTERM_COLOR_CHANGE
625/* EXTPROTO */
626void
627rxvt_set_window_color(pR_ int idx, const char *color)
628{
629 rxvt_color xcol;
630 int i;
631
632 if (color == NULL || *color == '\0')
633 return;
634
635/* handle color aliases */
636 if (isdigit(*color)) {
637 i = atoi(color);
638 if (i >= 8 && i <= 15) { /* bright colors */
639 i -= 8;
640# ifndef NO_BRIGHTCOLOR
641 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
642 SET_PIXCOLOR(R, idx);
643 goto Done;
644# endif
645 }
646 if (i >= 0 && i <= 7) { /* normal colors */
647 R->PixColors[idx] = R->PixColors[minCOLOR + i];
648 SET_PIXCOLOR(R, idx);
649 goto Done;
650 }
651 }
652 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
653 return;
654/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
655
656/*
657 * FIXME: should free colors here, but no idea how to do it so instead,
658 * so just keep gobbling up the colormap
659 */
660# if 0
661 for (i = Color_Black; i <= Color_White; i++)
662 if (R->PixColors[idx] == R->PixColors[i])
663 break;
664 if (i > Color_White) {
665 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
666 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
667 DisplayPlanes(R->Xdisplay, Xscreen));
668 }
669# endif
670
671 R->PixColors[idx] = xcol;
672 SET_PIXCOLOR(R, idx);
673
674/* XSetWindowAttributes attr; */
675/* Cursor cursor; */
676 Done:
677 if (idx == Color_bg && !(R->Options & Opt_transparent))
678 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
679 R->PixColors[Color_bg]);
680
681/* handle Color_BD, scrollbar background, etc. */
682
683 rxvt_set_colorfgbg(aR);
684 rxvt_recolour_cursor(aR);
685/* the only reasonable way to enforce a clean update */
686 rxvt_scr_poweron(aR);
687}
688
689#else
690# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1112# define set_window_color (idx,color) ((void)0)
691#endif /* XTERM_COLOR_CHANGE */ 1113#endif /* XTERM_COLOR_CHANGE */
692 1114
693/* EXTPROTO */
694void 1115void
695rxvt_recolour_cursor(pR) 1116rxvt_term::recolour_cursor ()
696{ 1117{
697 rxvt_color xcol[2]; 1118 XColor xcol[2];
698 1119
699#if TODO 1120 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
700 xcol[0] = R->PixColors[Color_pointer]; 1121 ? pix_colors_focused[Color_pointer_fg]
701 xcol[1] = R->PixColors[Color_bg]; 1122 : pix_colors_focused[Color_fg];
702 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1123 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1124 ? pix_colors_focused[Color_pointer_bg]
1125 : pix_colors_focused[Color_bg];
1126
1127 XQueryColors (display->display, display->cmap, xcol, 2);
703 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1128 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
704#endif
705} 1129}
706 1130
707/*----------------------------------------------------------------------*/ 1131/*----------------------------------------------------------------------*/
708/* 1132/*
709 * find if fg/bg matches any of the normal (low-intensity) colors 1133 * find if fg/bg matches any of the normal (low-intensity) colors
710 */ 1134 */
711/* INTPROTO */
712void 1135void
713rxvt_set_colorfgbg(pR) 1136rxvt_term::set_colorfgbg ()
714{ 1137{
715 unsigned int i; 1138 unsigned int i;
716 const char *xpmb = "\0"; 1139 const char *xpmb = "\0";
717 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1140 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718 1141
719 R->env_colorfgbg =
720 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1142 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
721 STRCPY(fstr, "default"); 1143 strcpy (fstr, "default");
722 STRCPY(bstr, "default"); 1144 strcpy (bstr, "default");
723 for (i = Color_Black; i <= Color_White; i++) 1145 for (i = Color_Black; i <= Color_White; i++)
724 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1146 if (pix_colors[Color_fg] == pix_colors[i])
1147 {
725 sprintf(fstr, "%d", (i - Color_Black)); 1148 sprintf (fstr, "%d", (i - Color_Black));
726 break; 1149 break;
727 } 1150 }
1151
728 for (i = Color_Black; i <= Color_White; i++) 1152 for (i = Color_Black; i <= Color_White; i++)
729 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1153 if (pix_colors[Color_bg] == pix_colors[i])
1154 {
730 sprintf(bstr, "%d", (i - Color_Black)); 1155 sprintf (bstr, "%d", (i - Color_Black));
731#ifdef XPM_BACKGROUND 1156#ifdef XPM_BACKGROUND
732 xpmb = "default;"; 1157 xpmb = "default;";
733#endif 1158#endif
734 break; 1159 break;
735 } 1160 }
1161
736 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1162 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
737 putenv(R->env_colorfgbg);
738
739#ifndef NO_BRIGHTCOLOR
740 R->colorfgbg = DEFAULT_RSTYLE;
741 for (i = minCOLOR; i <= maxCOLOR; i++) {
742 if (R->PixColors[Color_fg] == R->PixColors[i])
743 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
744 if (R->PixColors[Color_bg] == R->PixColors[i])
745 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
746 }
747#endif
748} 1163}
749 1164
750/*----------------------------------------------------------------------*/ 1165/*----------------------------------------------------------------------*/
751/*
752 * Colour determination for low colour displays, routine from
753 * Hans de Goede <hans@highrise.nl>
754 */
755 1166
756/* EXTPROTO */
757int 1167int
758rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1168rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
759{ 1169{
760 screen_in_out->set(aR_ colour);
761
762 if (!screen_in_out->set(aR_ colour)) { 1170 if (!screen_in_out->set (display, colour))
763 rxvt_print_error("can't allocate colour: %s", colour); 1171 {
1172 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
764 return false; 1173 return false;
765 } 1174 }
766 1175
767 return true; 1176 return true;
768} 1177}
769 1178
770/* -------------------------------------------------------------------- * 1179/* -------------------------------------------------------------------- *
771 * - WINDOW RESIZING - * 1180 * - WINDOW RESIZING - *
772 * -------------------------------------------------------------------- */ 1181 * -------------------------------------------------------------------- */
773/* EXTPROTO */
774void 1182void
775rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1183rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
776 int ignoreparent)
777{ 1184{
778 int fix_screen; 1185 int fix_screen;
1186 int old_width = szHint.width, old_height = szHint.height;
1187 dDisp;
779 1188
1189 window_calc (newwidth, newheight);
1190 XSetWMNormalHints (disp, parent[0], &szHint);
1191
1192 if (!ignoreparent)
1193 {
780#ifdef SMART_RESIZE 1194#ifdef SMART_RESIZE
781 int old_width = R->szHint.width, old_height = R->szHint.height; 1195 /*
782#endif
783
784 rxvt_window_calc(aR_ width, height);
785 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
786 if (!ignoreparent) {
787#ifdef SMART_RESIZE
788/*
789 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1196 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790 * reposition window on resize depending on placement on screen 1197 * reposition window on resize depending on placement on screen
791 */ 1198 */
792 int x, y, x1, y1; 1199 int x, y, x1, y1;
793 int dx, dy; 1200 int dx, dy;
794 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1201 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795 Window unused_cr; 1202 Window unused_cr;
796 1203
797 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1204 XTranslateCoordinates (disp, parent[0], display->root,
798 0, 0, &x, &y, &unused_cr); 1205 0, 0, &x, &y, &unused_cr);
799 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1206 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
800 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1207 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
801 /* 1208 /*
802 * if Xroot isn't the parent window, a WM will probably have offset 1209 * if display->root isn't the parent window, a WM will probably have offset
803 * our position for handles and decorations. Counter it 1210 * our position for handles and decorations. Counter it
804 */ 1211 */
805 if (x1 != x || y1 != y) { 1212 if (x1 != x || y1 != y)
1213 {
806 x -= x1; 1214 x -= x1;
807 y -= y1; 1215 y -= y1;
808 } 1216 }
809 1217
810 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1218 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
811 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1219 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
812 dx = old_width - R->szHint.width; 1220 dx = old_width - szHint.width;
813 dy = old_height - R->szHint.height; 1221 dy = old_height - szHint.height;
814 1222
815 /* Check position of the center of the window */ 1223 /* Check position of the center of the window */
816 if (x < x1) /* left half */ 1224 if (x < x1) /* left half */
817 dx = 0; 1225 dx = 0;
818 else if (x == x1) /* exact center */ 1226 else if (x == x1) /* exact center */
819 dx /= 2; 1227 dx /= 2;
820 if (y < y1) /* top half */ 1228 if (y < y1) /* top half */
821 dy = 0; 1229 dy = 0;
822 else if (y == y1) /* exact center */ 1230 else if (y == y1) /* exact center */
823 dy /= 2; 1231 dy /= 2;
824 1232
825 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1233 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
826 R->szHint.width, R->szHint.height); 1234 szHint.width, szHint.height);
827#else 1235#else
828 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1236 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
829 R->szHint.height);
830#endif 1237#endif
831 } 1238 }
832 1239
833 fix_screen = (R->TermWin.ncol != R->prev_ncol 1240 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
834 || R->TermWin.nrow != R->prev_nrow); 1241
835 if (fix_screen || width != R->old_width || height != R->old_height) { 1242 if (fix_screen || newwidth != old_width || newheight != old_height)
1243 {
836 if (scrollbar_visible(R)) { 1244 if (scrollbar_visible ())
1245 {
837 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1246 XMoveResizeWindow (disp, scrollBar.win,
1247 window_sb_x, 0,
838 0, scrollbar_TotalWidth(), R->szHint.height); 1248 scrollbar_TotalWidth (), szHint.height);
839 rxvt_Resize_scrollBar(aR); 1249 resize_scrollbar ();
840 } 1250 }
1251
841 if (menubar_visible(R)) 1252 if (menubar_visible ())
842 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1253 XMoveResizeWindow (disp, menuBar.win,
1254 window_vt_x, 0,
843 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1255 width, menuBar_TotalHeight ());
844 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x, 1256
845 R->window_vt_y, TermWin_TotalWidth(), 1257 XMoveResizeWindow (disp, vt,
1258 window_vt_x, window_vt_y,
846 TermWin_TotalHeight()); 1259 width, height);
847#ifdef RXVT_GRAPHICS 1260
848 if (R->old_height)
849 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
850 R->old_height - R->szHint.base_height);
851#endif
852 rxvt_scr_clear(aR); 1261 scr_clear ();
853#ifdef XPM_BACKGROUND 1262#ifdef XPM_BACKGROUND
854 rxvt_resize_pixmap(aR); 1263 resize_pixmap ();
855#endif 1264#endif
856 } 1265 }
857 1266
858 if (fix_screen || R->old_height == 0) { 1267 if (fix_screen || old_height == 0)
1268 {
859 int curr_screen = -1; 1269 int curr_screen = -1;
860 uint16_t old_ncol = R->prev_ncol; 1270 int old_ncol = prev_ncol;
861 1271
862 /* scr_reset only works on the primary screen */ 1272 /* scr_reset only works on the primary screen */
863 if (R->old_height) /* this is not the first time through */ 1273 if (old_height) /* this is not the first time through */
1274 {
1275 unsigned int ocol = ncol;
1276 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
864 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1277 curr_screen = scr_change_screen (PRIMARY);
865 rxvt_scr_reset(aR); 1278 ncol = ocol;
866 if (curr_screen >= 0) { /* this is not the first time through */
867 rxvt_scr_change_screen(aR_ curr_screen);
868 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
869 } 1279 }
870 }
871 1280
1281 scr_reset ();
1282
1283 if (curr_screen >= 0) /* this is not the first time through */
1284 {
1285 scr_change_screen (curr_screen);
1286 selection_check (old_ncol != ncol ? 4 : 0);
1287 }
1288 }
1289
872 R->old_width = R->szHint.width; 1290 old_width = szHint.width;
873 R->old_height = R->szHint.height; 1291 old_height = szHint.height;
1292
1293#ifdef XPM_BACKGROUND
1294 if (pixmap)
1295 scr_touch (false);
1296#endif
874 1297
875#ifdef USE_XIM 1298#ifdef USE_XIM
876 rxvt_IMSetStatusPosition(aR); 1299 IMSetStatusPosition ();
877#endif 1300#endif
878} 1301}
879 1302
880/* 1303/*
881 * Set the width/height of the vt window in characters. Units are pixels. 1304 * Set the width/height of the vt window in characters. Units are pixels.
882 * good for toggling 80/132 columns 1305 * good for toggling 80/132 columns
883 */ 1306 */
884/* EXTPROTO */
885void 1307void
886rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1308rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
887{ 1309{
888 XWindowAttributes wattr; 1310 XWindowAttributes wattr;
889 1311
890 if (width == 0 || height == 0) { 1312 if (newwidth == 0 || newheight == 0)
1313 {
891 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1314 XGetWindowAttributes (display->display, display->root, &wattr);
1315
892 if (width == 0) 1316 if (newwidth == 0)
893 width = wattr.width - R->szHint.base_width; 1317 newwidth = wattr.width - szHint.base_width;
894 if (height == 0) 1318 if (newheight == 0)
895 height = wattr.height - R->szHint.base_height; 1319 newheight = wattr.height - szHint.base_height;
1320 }
1321
1322 if (newwidth != width || newheight != height)
896 } 1323 {
897 if (width != R->TermWin.width || height != R->TermWin.height) {
898 width += R->szHint.base_width; 1324 newwidth += szHint.base_width;
899 height += R->szHint.base_height; 1325 newheight += szHint.base_height;
900 rxvt_resize_all_windows(aR_ width, height, 0); 1326 resize_all_windows (newwidth, newheight, 0);
901 } 1327 }
902} 1328}
903 1329
904/* -------------------------------------------------------------------- * 1330/* -------------------------------------------------------------------- *
905 * - X INPUT METHOD ROUTINES - * 1331 * - X INPUT METHOD ROUTINES - *
906 * -------------------------------------------------------------------- */ 1332 * -------------------------------------------------------------------- */
907#ifdef USE_XIM 1333#ifdef USE_XIM
908/* INTPROTO */
909void
910rxvt_setSize(pR_ XRectangle * size)
911{
912 size->x = R->TermWin.int_bwidth;
913 size->y = R->TermWin.int_bwidth;
914 size->width = Width2Pixel(R->TermWin.ncol);
915 size->height = Height2Pixel(R->TermWin.nrow);
916}
917 1334
918/* INTPROTO */
919void 1335void
920rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1336rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
921{ 1337{
922 *fg = R->PixColors[Color_fg]; 1338 fg = pix_colors[Color_fg];
923 *bg = R->PixColors[Color_bg]; 1339 bg = pix_colors[Color_bg];
1340}
1341
1342void
1343rxvt_term::im_set_size (XRectangle &size)
1344{
1345 // the int_bwidth terms make no sense to me
1346 size.x = int_bwidth;
1347 size.y = int_bwidth;
1348 size.width = Width2Pixel (ncol) + int_bwidth;
1349 size.height = Height2Pixel (nrow) + int_bwidth;
1350}
1351
1352void
1353rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1354 XRectangle &status_rect,
1355 const XRectangle &needed_rect)
1356{
1357 preedit_rect.x = needed_rect.width;
1358 preedit_rect.y = 0;
1359 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1360 preedit_rect.height = fheight;
1361
1362 status_rect.x = 0;
1363 status_rect.y = 0;
1364 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1365 status_rect.height = fheight;
924} 1366}
925 1367
926/* Checking whether input method is running. */ 1368/* Checking whether input method is running. */
927/* INTPROTO */
928Bool 1369bool
929rxvt_IMisRunning(pR) 1370rxvt_term::IMisRunning ()
930{ 1371{
931 char *p; 1372 char *p;
932 Atom atom; 1373 Atom atom;
933 Window win; 1374 Window win;
934 char server[IMBUFSIZ]; 1375 char server[IMBUFSIZ];
935 1376
936/* get current locale modifier */ 1377 /* get current locale modifier */
937 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1378 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1379 {
938 STRCPY(server, "@server="); 1380 strcpy (server, "@server=");
939 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1381 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1382
940 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1383 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
941 *p = '\0'; 1384 *p = '\0';
942 1385
943 atom = XInternAtom(R->Xdisplay, server, False); 1386 atom = XInternAtom (display->display, server, False);
944 win = XGetSelectionOwner(R->Xdisplay, atom); 1387 win = XGetSelectionOwner (display->display, atom);
1388
945 if (win != None) 1389 if (win != None)
946 return True; 1390 return True;
947 } 1391 }
1392
948 return False; 1393 return False;
949} 1394}
950 1395
951/* EXTPROTO */
952void 1396void
953rxvt_IMSendSpot(pR) 1397rxvt_term::IMSendSpot ()
954{ 1398{
955 XPoint spot; 1399 XPoint nspot;
956 XVaNestedList preedit_attr; 1400 XVaNestedList preedit_attr;
957 1401
958 if (R->Input_Context == NULL 1402 if (!Input_Context
1403 || !focus
959 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1404 || !(input_style & XIMPreeditPosition))
960 || !(R->event_type == KeyPress
961 || R->event_type == Expose
962 || R->event_type == NoExpose
963 || R->event_type == SelectionNotify
964 || R->event_type == ButtonRelease || R->event_type == FocusIn)
965 || !rxvt_IMisRunning(aR))
966 return; 1405 return;
967 1406
968 rxvt_setPosition(aR_ & spot); 1407 im_set_position (nspot);
969 1408
1409 if (nspot.x == spot.x && nspot.y == spot.y)
1410 return;
1411
1412 spot = nspot;
1413
970 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1414 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1415 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972 XFree(preedit_attr); 1416 XFree (preedit_attr);
973} 1417}
974 1418
975/* EXTPROTO */
976void 1419void
977rxvt_setTermFontSet(pR_ int idx) 1420rxvt_term::im_destroy ()
978{ 1421{
979 char *string; 1422 if (input_method)
980 long length;
981 int success = 0;
982
983 if (idx < 0 || idx >= MAX_NFONTS)
984 return;
985}
986
987/* INTPROTO */
988void
989rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
990 XRectangle * needed_rect)
991{
992 int mbh, vtx = 0;
993
994 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
995 vtx = scrollbar_TotalWidth();
996 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
997 mbh -= R->TermWin.lineSpace;
998
999 preedit_rect->x = needed_rect->width + vtx;
1000 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1001
1002 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1003 + vtx;
1004 preedit_rect->height = Height2Pixel(1);
1005
1006 status_rect->x = vtx;
1007 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1008
1009 status_rect->width = needed_rect->width ? needed_rect->width
1010 : Width2Pixel(R->TermWin.ncol + 1);
1011 status_rect->height = Height2Pixel(1);
1012}
1013
1014/* ARGSUSED */
1015/* INTPROTO */
1016void
1017rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1018 __attribute__ ((unused)), XPointer call_data
1019 __attribute__ ((unused)))
1020{
1021 dR;
1022
1023 R->Input_Context = NULL;
1024/* To avoid Segmentation Fault in C locale: Solaris only? */
1025 if (STRCMP(R->locale, "C"))
1026 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1027 rxvt_IMInstantiateCallback, NULL);
1028}
1029
1030/*
1031 * X manual pages and include files don't match on some systems:
1032 * some think this is an XIDProc and others an XIMProc so we can't
1033 * use the first argument - need to update this to be nice for
1034 * both types via some sort of configure detection
1035 */
1036/* ARGSUSED */
1037/* EXTPROTO */
1038void
1039rxvt_IMInstantiateCallback(Display * unused
1040 __attribute__ ((unused)), XPointer client_data
1041 __attribute__ ((unused)), XPointer call_data
1042 __attribute__ ((unused)))
1043{
1044 dR;
1045 int i, found, had_im;
1046 const char *p;
1047 char **s;
1048 char buf[IMBUFSIZ];
1049
1050 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1051 if (R->Input_Context)
1052 return;
1053
1054 found = had_im = 0;
1055 p = R->rs[Rs_inputMethod];
1056 if (p && *p) {
1057 had_im = 1;
1058 s = rxvt_splitcommastring(p);
1059 for (i = 0; s[i]; i++) {
1060 if (*s[i]) {
1061 STRCPY(buf, "@im=");
1062 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1063 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1064 && (rxvt_IM_get_IC(aR) == True)) {
1065 found = 1;
1066 break;
1067 }
1068 }
1069 }
1070 for (i = 0; s[i]; i++)
1071 free(s[i]);
1072 free(s);
1073 } 1423 {
1074 if (found) 1424 if (Input_Context && input_method->xim)
1075 return; 1425 XDestroyIC (Input_Context);
1076 1426
1077/* try with XMODIFIERS env. var. */ 1427 display->put_xim (input_method);
1078 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1428 input_method = 0;
1079 rxvt_IM_get_IC(aR);
1080 return;
1081 } 1429 }
1082 1430
1083/* try with no modifiers base IF the user didn't specify an IM */ 1431 Input_Context = 0;
1084 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1085 && rxvt_IM_get_IC(aR) == True)
1086 return;
1087} 1432}
1088 1433
1089/* 1434/*
1090 * Try to open a XIM with the current modifiers, then see if we can 1435 * Try to open a XIM with the current modifiers, then see if we can
1091 * open a suitable preedit type 1436 * open a suitable preedit type
1092 */ 1437 */
1093/* INTPROTO */
1094Bool 1438bool
1095rxvt_IM_get_IC(pR) 1439rxvt_term::IM_get_IC (const char *modifiers)
1096{ 1440{
1097 int i, j, found; 1441 int i, j, found;
1098 XIM xim; 1442 XIM xim;
1099 XPoint spot; 1443 XPoint spot;
1100 XRectangle rect, status_rect, needed_rect; 1444 XRectangle rect, status_rect, needed_rect;
1101 unsigned long fg, bg; 1445 unsigned long fg, bg;
1102 const char *p; 1446 const char *p;
1103 char **s; 1447 char **s;
1104 XIMStyles *xim_styles; 1448 XIMStyles *xim_styles;
1105 XVaNestedList preedit_attr, status_attr;
1106 XIMCallback ximcallback;
1107 1449
1450 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1451 return false;
1452
1108 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1453 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1109 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1454 input_method = display->get_xim (locale, modifiers);
1110 if (xim == NULL) 1455 if (input_method == NULL)
1111 return False; 1456 return false;
1112 1457
1458 xim = input_method->xim;
1459 spot.x = spot.y = -1;
1460
1113 xim_styles = NULL; 1461 xim_styles = NULL;
1114 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1462 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115 || !xim_styles || !xim_styles->count_styles) { 1463 || !xim_styles || !xim_styles->count_styles)
1116 XCloseIM(xim); 1464 {
1465 im_destroy ();
1117 return False; 1466 return false;
1467 }
1468
1469 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1470
1471 for (int pi = 0; pi < 2; pi++)
1118 } 1472 {
1473 p = pet[pi];
1119 1474
1120 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1475 if (!p)
1121 : "OverTheSpot,OffTheSpot,Root"; 1476 continue;
1477
1122 s = rxvt_splitcommastring(p); 1478 s = rxvt_splitcommastring (p);
1479
1123 for (i = found = 0; !found && s[i]; i++) { 1480 for (i = found = 0; !found && s[i]; i++)
1481 {
1124 if (!STRCMP(s[i], "OverTheSpot")) 1482 if (!strcmp (s[i], "OverTheSpot"))
1125 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1483 input_style = (XIMPreeditPosition | XIMStatusNothing);
1126 else if (!STRCMP(s[i], "OffTheSpot")) 1484 else if (!strcmp (s[i], "OffTheSpot"))
1127 R->input_style = (XIMPreeditArea | XIMStatusArea); 1485 input_style = (XIMPreeditArea | XIMStatusArea);
1128 else if (!STRCMP(s[i], "Root")) 1486 else if (!strcmp (s[i], "Root"))
1129 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1487 input_style = (XIMPreeditNothing | XIMStatusNothing);
1488 else if (!strcmp (s[i], "None"))
1489 input_style = (XIMPreeditNone | XIMStatusNone);
1130 1490
1131 for (j = 0; j < xim_styles->count_styles; j++) 1491 for (j = 0; j < xim_styles->count_styles; j++)
1132 if (R->input_style == xim_styles->supported_styles[j]) { 1492 if (input_style == xim_styles->supported_styles[j])
1493 {
1494 rxvt_freecommastring (s);
1495
1133 found = 1; 1496 found = 1;
1497 goto foundpet;
1498 }
1499
1500 }
1501
1502 rxvt_freecommastring (s);
1503 }
1504
1505foundpet:
1506
1507 XFree (xim_styles);
1508
1509 if (!found)
1510 {
1511 im_destroy ();
1512 return false;
1513 }
1514
1515 XFontSet fs = 0;
1516 XVaNestedList preedit_attr = 0, status_attr = 0;
1517
1518 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1519 {
1520 // fake us a font-set, please
1521 char **missing_charset_list;
1522 int missing_charset_count;
1523 char *def_string;
1524 char pat[512];
1525
1526 sprintf (pat,
1527 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1528 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1529 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1530 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1531 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1532 "*",
1533 fheight,
1534 fheight + 1, fheight - 1,
1535 fheight - 2, fheight + 2);
1536
1537 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1538 &missing_charset_list, &missing_charset_count, &def_string);
1539
1540 if (missing_charset_list)
1541 XFreeStringList (missing_charset_list);
1542
1543 if (!fs)
1544 {
1545 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1546 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1547 }
1548 }
1549
1550 if (input_style & XIMPreeditPosition)
1551 {
1552 im_set_size (rect);
1553 im_set_position (spot);
1554 im_set_color (fg, bg);
1555
1556 preedit_attr = XVaCreateNestedList (0,
1557 XNForeground, fg,
1558 XNBackground, bg,
1559 XNArea, &rect,
1560 XNSpotLocation, &spot,
1561 XNFontSet, fs,
1562 NULL);
1563 }
1564 else if (input_style & XIMPreeditArea)
1565 {
1566 im_set_color (fg, bg);
1567
1568 /*
1569 * The necessary width of preedit area is unknown
1570 * until create input context.
1571 */
1572 needed_rect.width = 0;
1573 im_set_preedit_area (rect, status_rect, needed_rect);
1574
1575 preedit_attr = XVaCreateNestedList (0,
1576 XNForeground, fg,
1577 XNBackground, bg,
1578 XNArea, &rect,
1579 XNFontSet, fs,
1580 NULL);
1581 status_attr = XVaCreateNestedList (0,
1582 XNForeground, fg,
1583 XNBackground, bg,
1584 XNArea, &status_rect,
1585 XNFontSet, fs,
1586 NULL);
1587 }
1588
1589 Input_Context = XCreateIC (xim,
1590 XNInputStyle, input_style,
1591 XNClientWindow, vt,
1592 XNFocusWindow, parent[0],
1593 preedit_attr ? XNPreeditAttributes : NULL,
1594 preedit_attr,
1595 status_attr ? XNStatusAttributes : NULL,
1596 status_attr, NULL);
1597
1598 if (preedit_attr) XFree (preedit_attr);
1599 if (status_attr) XFree (status_attr);
1600 if (fs) XFreeFontSet (display->display, fs);
1601
1602 if (Input_Context == NULL)
1603 {
1604 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1605 im_destroy ();
1606 return false;
1607 }
1608
1609 if (input_style & XIMPreeditArea)
1610 IMSetStatusPosition ();
1611
1612 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1613 return true;
1614}
1615
1616void
1617rxvt_term::im_cb ()
1618{
1619 int i;
1620 const char *p;
1621 char **s;
1622 char buf[IMBUFSIZ];
1623
1624 SET_R (this);
1625
1626 im_destroy ();
1627
1628 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1629 if (Input_Context)
1630 return;
1631
1632#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1633 if (rs[Rs_imLocale])
1634 SET_LOCALE (rs[Rs_imLocale]);
1635#endif
1636
1637 p = rs[Rs_inputMethod];
1638 if (p && *p)
1639 {
1640 bool found = false;
1641
1642 s = rxvt_splitcommastring (p);
1643
1644 for (i = 0; s[i]; i++)
1645 {
1646 if (*s[i])
1647 {
1648 strcpy (buf, "@im=");
1649 strncat (buf, s[i], IMBUFSIZ - 5);
1650 if (IM_get_IC (buf))
1651 {
1652 found = true;
1134 break; 1653 break;
1654 }
1135 } 1655 }
1136 } 1656 }
1137 for (i = 0; s[i]; i++)
1138 free(s[i]);
1139 free(s);
1140 XFree(xim_styles);
1141 1657
1658 rxvt_freecommastring (s);
1659
1142 if (!found) { 1660 if (found)
1143 XCloseIM(xim); 1661 goto done;
1144 return False;
1145 } 1662 }
1146 1663
1147 ximcallback.callback = rxvt_IMDestroyCallback; 1664 /* try with XMODIFIERS env. var. */
1665 if (IM_get_IC (""))
1666 goto done;
1148 1667
1149/* XXX: not sure why we need this (as well as IC one below) */ 1668 /* try with no modifiers base IF the user didn't specify an IM */
1150 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1669 if (IM_get_IC ("@im=none"))
1670 goto done;
1151 1671
1152 preedit_attr = status_attr = NULL; 1672done:
1153 1673#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154 if (R->input_style & XIMPreeditPosition) { 1674 if (rs[Rs_imLocale])
1155 rxvt_setSize(aR_ & rect); 1675 SET_LOCALE (locale);
1156 rxvt_setPosition(aR_ & spot); 1676#endif
1157 rxvt_setColor(aR_ & fg, &bg);
1158
1159 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1160 XNSpotLocation, &spot,
1161 XNForeground, fg, XNBackground, bg,
1162 //XNFontSet, R->TermWin.fontset,
1163 NULL);
1164 } else if (R->input_style & XIMPreeditArea) {
1165 rxvt_setColor(aR_ & fg, &bg);
1166
1167 /*
1168 * The necessary width of preedit area is unknown
1169 * until create input context.
1170 */
1171 needed_rect.width = 0;
1172
1173 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1174
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176 XNForeground, fg, XNBackground, bg,
1177 //XNFontSet, R->TermWin.fontset,
1178 NULL);
1179 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1180 XNForeground, fg, XNBackground, bg,
1181 //XNFontSet, R->TermWin.fontset,
1182 NULL);
1183 }
1184 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1185 XNClientWindow, R->TermWin.parent[0],
1186 XNFocusWindow, R->TermWin.parent[0],
1187 XNDestroyCallback, &ximcallback,
1188 preedit_attr ? XNPreeditAttributes : NULL,
1189 preedit_attr,
1190 status_attr ? XNStatusAttributes : NULL,
1191 status_attr, NULL);
1192 if (preedit_attr)
1193 XFree(preedit_attr);
1194 if (status_attr)
1195 XFree(status_attr);
1196 if (R->Input_Context == NULL) {
1197 rxvt_print_error("failed to create input context");
1198 XCloseIM(xim);
1199 return False;
1200 }
1201 if (R->input_style & XIMPreeditArea)
1202 rxvt_IMSetStatusPosition(aR);
1203 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1204 return True;
1205} 1677}
1206 1678
1207/* EXTPROTO */
1208void 1679void
1209rxvt_IMSetStatusPosition(pR) 1680rxvt_term::IMSetStatusPosition ()
1210{ 1681{
1211 XRectangle preedit_rect, status_rect, *needed_rect; 1682 XRectangle preedit_rect, status_rect, *needed_rect;
1212 XVaNestedList preedit_attr, status_attr; 1683 XVaNestedList preedit_attr, status_attr;
1213 1684
1214 if (R->Input_Context == NULL 1685 if (!Input_Context
1686 || !focus
1215 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1687 || !(input_style & XIMPreeditArea)
1216 || !rxvt_IMisRunning(aR)) 1688 || !IMisRunning ())
1217 return; 1689 return;
1218 1690
1219/* Getting the necessary width of preedit area */ 1691 /* Getting the necessary width of preedit area */
1220 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1692 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1693 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222 XFree(status_attr); 1694 XFree (status_attr);
1223 1695
1224 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1696 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1697 XFree (needed_rect);
1225 1698
1226 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1699 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1700 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228 1701
1229 XSetICValues(R->Input_Context, 1702 XSetICValues (Input_Context,
1230 XNPreeditAttributes, preedit_attr, 1703 XNPreeditAttributes, preedit_attr,
1231 XNStatusAttributes, status_attr, NULL); 1704 XNStatusAttributes, status_attr, NULL);
1232 1705
1233 XFree(preedit_attr); 1706 XFree (preedit_attr);
1234 XFree(status_attr); 1707 XFree (status_attr);
1235} 1708}
1236#endif /* USE_XIM */ 1709#endif /* USE_XIM */
1237 1710
1238/*----------------------------------------------------------------------*/ 1711/*----------------------------------------------------------------------*/
1239rxvt_t rxvt_current_term; 1712rxvt_t rxvt_current_term;

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