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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 1.183 by root, Tue Jan 17 10:19:13 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
56bool
57rxvt_tainted ()
58{
59#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
60 return getuid () != saved_euid || getgid () != saved_egid;
61#else
62 return false;
63#endif
64}
65
66vector<rxvt_term *> rxvt_term::termlist;
67
68static char curlocale[128], savelocale[128];
69
70bool
71rxvt_set_locale (const char *locale)
72{
73 if (!locale || !strncmp (locale, curlocale, 128))
74 return false;
75
76 strncpy (curlocale, locale, 128);
77 setlocale (LC_CTYPE, curlocale);
78 return true;
79}
80
81void
82rxvt_push_locale (const char *locale)
83{
84 strcpy (savelocale, curlocale);
85 rxvt_set_locale (locale);
86}
87
88void
89rxvt_pop_locale ()
90{
91 rxvt_set_locale (savelocale);
92}
93
94#if ENABLE_COMBINING
95class rxvt_composite_vec rxvt_composite;
96
97text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
98{
99 compose_char *cc;
100
101 // break compose chains, as stupid readline really likes to duplicate
102 // composing characters for some reason near the end of a line.
103 cc = (*this)[c1];
104 while (cc)
105 {
106 if (cc->c2 == c2) return c1;
107 cc = (*this)[cc->c1];
108 }
109
110 // check to see wether this combination already exists otherwise
111 for (cc = v.end (); cc-- > v.begin (); )
112 {
113 if (cc->c1 == c1 && cc->c2 == c2)
114 return COMPOSE_LO + (cc - v.begin ());
115 }
116
117 // allocate a new combination
118 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
119 {
120 static int seen;
121
122 if (!seen++)
123 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
124
125 return REPLACEMENT_CHAR;
126 }
127
128 v.push_back (compose_char (c1, c2));
129
130 return v.size () - 1 + COMPOSE_LO;
131}
132
133int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
134{
135 compose_char *cc = (*this)[c];
136
137 if (!cc)
138 {
139 if (r) *r = c;
140 return 1;
141 }
142
143 int len = expand (cc->c1, r);
144
145 if (r) r += len;
146
147 if (cc->c2 != NOCHAR)
148 {
149 len++;
150 if (r) *r++ = cc->c2;
151 }
152
153 return len;
154
155}
156#endif
157
47rxvt_term::rxvt_term() 158rxvt_term::rxvt_term ()
159 :
160#if TRANSPARENT
161 rootwin_ev (this, &rxvt_term::rootwin_cb),
162#endif
163#ifdef HAVE_SCROLLBARS
164 scrollbar_ev (this, &rxvt_term::x_cb),
165#endif
166#ifdef CURSOR_BLINK
167 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
168#endif
169#ifdef TEXT_BLINK
170 text_blink_ev (this, &rxvt_term::text_blink_cb),
171#endif
172#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
173 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
174#endif
175#ifdef SELECTION_SCROLLING
176 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
177#endif
178#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
179 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
180#endif
181#ifdef POINTER_BLANK
182 pointer_ev (this, &rxvt_term::pointer_cb),
183#endif
184#ifdef USE_XIM
185 im_ev (this, &rxvt_term::im_cb),
186#endif
187 termwin_ev (this, &rxvt_term::x_cb),
188 vt_ev (this, &rxvt_term::x_cb),
189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
191 destroy_ev (this, &rxvt_term::destroy_cb),
48: pty_ev(this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
49 x_ev (this, &rxvt_term::x_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
50{ 194{
51 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
52}
53 196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201
202 if (!keyboard)
203 rxvt_fatal ("out of memory, aborting.\n");
204#endif
205}
206
207// clean up the most important stuff, do *not* call x or free mem etc.
208// for use before an emergency exit
209void rxvt_term::emergency_cleanup ()
210{
211 if (cmd_pid)
212 kill (-cmd_pid, SIGHUP);
213
214#ifdef UTMP_SUPPORT
215 privileged_utmp (RESTORE);
216#endif
217
218 pty.put ();
219}
220
221rxvt_term::~rxvt_term ()
222{
223 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
224
225 termlist.erase (find (termlist.begin (), termlist.end(), this));
226
227 emergency_cleanup ();
228
229#if ENABLE_STYLES
230 for (int i = RS_styleCount; --i; )
231 if (fontset[i] != fontset[0])
232 delete fontset[i];
233#endif
234 delete fontset[0];
235
236 if (display)
237 {
238 dDisp;
239
240 selection_clear ();
241
242#ifdef USE_XIM
243 im_destroy ();
244#endif
245#ifdef XTERM_SCROLLBAR
246 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
247 if (ShadowGC) XFreeGC (disp, ShadowGC);
248#endif
249#ifdef PLAIN_SCROLLBAR
250 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
251#endif
252#ifdef NEXT_SCROLLBAR
253 if (blackGC) XFreeGC (disp, blackGC);
254 if (whiteGC) XFreeGC (disp, whiteGC);
255 if (grayGC) XFreeGC (disp, grayGC);
256 if (darkGC) XFreeGC (disp, darkGC);
257 if (stippleGC) XFreeGC (disp, stippleGC);
258 if (dimple) XFreePixmap (disp, dimple);
259 if (upArrow) XFreePixmap (disp, upArrow);
260 if (downArrow) XFreePixmap (disp, downArrow);
261 if (upArrowHi) XFreePixmap (disp, upArrowHi);
262 if (downArrowHi) XFreePixmap (disp, downArrowHi);
263#endif
264#ifdef RXVT_SCROLLBAR
265 if (topShadowGC) XFreeGC (disp, topShadowGC);
266 if (botShadowGC) XFreeGC (disp, botShadowGC);
267 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
268#endif
269 if (gc) XFreeGC (disp, gc);
270
271 delete drawable;
272 // destroy all windows
273 if (parent[0])
274 XDestroyWindow (disp, parent[0]);
275 }
276
277 // TODO: free pixcolours, colours should become part of rxvt_display
278 delete pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete pix_colors_unfocused;
281#endif
282
283 displays.put (display);
284
285 scr_release ();
286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_windowid);
294 free (env_display);
295 free (env_term);
296 free (env_colorfgbg);
297 free (locale);
298 free (v_buffer);
299 free (incr_buf);
300
301 delete envv;
302 delete argv;
303
304#ifdef KEYSYM_RESOURCE
305 delete keyboard;
306#endif
307}
308
54void * 309void
55rxvt_term::operator new (size_t s) 310rxvt_term::child_exit ()
56{ 311{
57 void *p = malloc (s); 312 cmd_pid = 0;
58 313
59 MEMSET (p, 0, s); 314 if (!OPTION (Opt_hold))
315 destroy ();
316}
317
318void
319rxvt_term::destroy ()
320{
321 if (destroy_ev.active)
60 return p; 322 return;
61}
62 323
63void 324#if ENABLE_OVERLAY
64rxvt_term::operator delete (void *p, size_t s) 325 scr_overlay_off ();
65{ 326#endif
66 free (p);
67}
68 327
69/*----------------------------------------------------------------------*/ 328 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 } 329 {
85 330#if USE_XIM
86/* 331 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 332#endif
105#ifdef HAVE_SCROLLBARS 333#if HAVE_SCROLLBARS
106 if (R->Options & Opt_scrollBar) 334 scrollbar_ev.stop (display);
107 scrollbar_setIdle(); /* set existence for size calculations */
108#endif 335#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)
133 if (menubar_visible(r))
134 XMapWindow(R->Xdisplay, R->menuBar.win);
135#endif
136#ifdef TRANSPARENT 336#if TRANSPARENT
137 if (R->Options & Opt_transparent) 337 rootwin_ev.stop (display);
138 { 338#endif
139 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask); 339 incr_ev.stop ();
140 rxvt_check_our_parents(aR); 340 termwin_ev.stop (display);
341 vt_ev.stop (display);
141 } 342 }
142#endif
143 XMapWindow(R->Xdisplay, R->TermWin.vt);
144 XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
145 343
146 rxvt_init_env(aR); 344 check_ev.stop ();
147 rxvt_init_command(aR_ cmd_argv); 345 pty_ev.stop ();
148 346#ifdef CURSOR_BLINK
149 R->pty_ev.start (R->cmd_fd, EVENT_READ); 347 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 348#endif
190 rxvt_clean_exit(); 349#ifdef TEXT_BLINK
191 kill(getpid(), sig); 350 text_blink_ev.stop ();
192} 351#endif
352#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
353 cont_scroll_ev.stop ();
354#endif
355#ifdef SELECTION_SCROLLING
356 sel_scroll_ev.stop ();
357#endif
358#ifdef POINTER_BLANK
359 pointer_ev.stop ();
360#endif
193 361
194/* ARGSUSED */ 362 destroy_ev.start (0);
195/* INTPROTO */ 363}
196int
197rxvt_xerror_handler(const Display * display
198 __attribute__ ((unused)), const XErrorEvent * event)
199{
200 dR;
201 364
202 if (R->allowedxerror == -1) { 365void
203 R->allowedxerror = event->error_code; 366rxvt_term::destroy_cb (time_watcher &w)
204 return 0; /* ignored anyway */ 367{
205 } 368 make_current ();
206 rxvt_print_error("XError: Request: %d . %d, Error: %d", 369
207 event->request_code, event->minor_code, 370 delete this;
208 event->error_code);
209/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
210 exit(EXIT_FAILURE);
211/* NOTREACHED */
212} 371}
213 372
214/*----------------------------------------------------------------------*/ 373/*----------------------------------------------------------------------*/
215/* 374/*
216 * Exit gracefully, clearing the utmp entry and restoring tty attributes 375 * Exit gracefully, clearing the utmp entry and restoring tty attributes
217 * TODO: if debugging, this should free up any known resources if we can 376 * TODO: if debugging, this should free up any known resources if we can
218 */ 377 */
219/* EXTPROTO */ 378static XErrorHandler old_xerror_handler;
220void
221rxvt_clean_exit(void)
222{
223 dR;
224 379
225#ifdef DEBUG_SCREEN 380static void
226 rxvt_scr_release(aR); 381rxvt_emergency_cleanup ()
382{
383 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384 (*t)->emergency_cleanup ();
385}
386
387#if ENABLE_FRILLS
388static void
389print_x_error (Display *dpy, XErrorEvent *event)
390{
391 char buffer[BUFSIZ];
392 char mesg[BUFSIZ];
393 char number[32];
394 char *mtype = "XlibMessage";
395 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397 rxvt_warn ("An X Error occured, trying to continue after report.\n");
398 rxvt_warn ("%s: %s\n", mesg, buffer);
399 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
401 sprintf(number, "%d", event->request_code);
402 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
403 rxvt_warn ("(which is %s)\n", buffer);
404 if (event->request_code >= 128) {
405 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
406 mesg, BUFSIZ);
407 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
408 }
409 if ((event->error_code == BadWindow) ||
410 (event->error_code == BadPixmap) ||
411 (event->error_code == BadCursor) ||
412 (event->error_code == BadFont) ||
413 (event->error_code == BadDrawable) ||
414 (event->error_code == BadColor) ||
415 (event->error_code == BadGC) ||
416 (event->error_code == BadIDChoice) ||
417 (event->error_code == BadValue) ||
418 (event->error_code == BadAtom)) {
419 if (event->error_code == BadValue)
420 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
421 mesg, BUFSIZ);
422 else if (event->error_code == BadAtom)
423 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
424 mesg, BUFSIZ);
425 else
426 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429 }
430 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431 mesg, BUFSIZ);
432 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433}
227#endif 434#endif
228#ifndef NO_SETOWNER_TTYDEV 435
229 rxvt_privileged_ttydev(aR_ RESTORE); 436int
230#endif 437rxvt_xerror_handler (Display *display, XErrorEvent *event)
231#ifdef UTMP_SUPPORT 438{
232 rxvt_privileged_utmp(aR_ RESTORE); 439 if (GET_R->allowedxerror == -1)
233#endif 440 GET_R->allowedxerror = event->error_code;
234#ifdef USE_XIM 441 else
235 if (R->Input_Context != NULL) {
236 XDestroyIC(R->Input_Context);
237 R->Input_Context = NULL;
238 } 442 {
443 // GET_R is most likely not the terminal which caused the error,
444 // so just output the error and continue
445#if ENABLE_FRILLS
446 print_x_error (display, event);
447#else
448 old_xerror_handler (display, event);
239#endif 449#endif
450 }
451
452 return 0;
453}
454
455int
456rxvt_xioerror_handler (Display *display)
457{
458 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459 DisplayString (display));
460 rxvt_emergency_cleanup ();
461 _exit (EXIT_FAILURE);
462}
463
464/*----------------------------------------------------------------------*/
465bool
466rxvt_term::init (int argc, const char *const *argv)
467{
468 SET_R (this);
469 set_locale ("");
470 set_environ (envv); // few things in X do not call setlocale :(
471
472 if (!init_vars ())
473 return false;
474
475 init_secondary ();
476
477 const char **cmd_argv = init_resources (argc, argv);
478
479#ifdef KEYSYM_RESOURCE
480 keyboard->register_done ();
481#endif
482
483#ifdef HAVE_SCROLLBARS
484 if (OPTION (Opt_scrollBar))
485 scrollBar.setIdle (); /* set existence for size calculations */
486#endif
487
488#if ENABLE_PERL
489 if (!rs[Rs_perl_ext_1])
490 rs[Rs_perl_ext_1] = "default";
491
492 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
493 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
494 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
495 {
496#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
497 // ignore some perl-related arguments if some bozo installed us set[ug]id
498 if (rxvt_tainted ())
499 {
500 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
501 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
502 {
503 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
504 rs[Rs_perl_lib] = 0;
505 rs[Rs_perl_eval] = 0;
506 }
507 }
508#endif
509 rxvt_perl.init (this);
510 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
511 }
512#endif
513
514 create_windows (argc, argv);
515
516 dDisp;
517
518 init_xlocale ();
519
520 scr_reset (); // initialize screen
521
522#if 0
523 XSynchronize (disp, True);
524#endif
525
526#ifdef HAVE_SCROLLBARS
527 if (OPTION (Opt_scrollBar))
528 resize_scrollbar (); /* create and map scrollbar */
529#endif
530#ifdef TRANSPARENT
531 if (OPTION (Opt_transparent))
532 {
533 XSelectInput (disp, display->root, PropertyChangeMask);
534 check_our_parents ();
535 rootwin_ev.start (display, display->root);
536 }
537#endif
538
539 XMapWindow (disp, vt);
540 XMapWindow (disp, parent[0]);
541
542 set_colorfgbg ();
543
544 init_command (cmd_argv);
545
546 free (cmd_argv);
547
548 if (pty.pty >= 0)
549 pty_ev.start (pty.pty, EVENT_READ);
550
551 check_ev.start ();
552
553 HOOK_INVOKE ((this, HOOK_START, DT_END));
554
555 return true;
556}
557
558static struct sig_handlers
559{
560 sig_watcher sw_chld, sw_term, sw_int;
561
562 void sig_chld (sig_watcher &w)
563 {
564 // we are being called for every SIGCHLD, find the corresponding term
565 int pid;
566
567 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
568 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
569 if (pid == (*t)->cmd_pid)
570 {
571 (*t)->child_exit ();
572 break;
573 }
574 }
575
576 /*
577 * Catch a fatal signal and tidy up before quitting
578 */
579 void
580 sig_term (sig_watcher &w)
581 {
582#ifdef DEBUG_CMD
583 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
584#endif
585 rxvt_emergency_cleanup ();
586 signal (w.signum, SIG_DFL);
587 kill (getpid (), w.signum);
588 }
589
590 sig_handlers ()
591 : sw_chld (this, &sig_handlers::sig_chld),
592 sw_term (this, &sig_handlers::sig_term),
593 sw_int (this, &sig_handlers::sig_term)
594 {
595 }
596} sig_handlers;
597
598char **rxvt_environ; // startup environment
599
600void
601rxvt_init ()
602{
603 rxvt_environ = environ;
604
605 /*
606 * Save and then give up any super-user privileges
607 * If we need privileges in any area then we must specifically request it.
608 * We should only need to be root in these cases:
609 * 1. write utmp entries on some systems
610 * 2. chown tty on some systems
611 */
612 rxvt_privileges (SAVE);
613 rxvt_privileges (IGNORE);
614
615 signal (SIGHUP, SIG_IGN);
616 signal (SIGPIPE, SIG_IGN);
617
618 sig_handlers.sw_chld.start (SIGCHLD);
619 sig_handlers.sw_term.start (SIGTERM);
620 sig_handlers.sw_int.start (SIGINT);
621
622 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
623 /* signal (SIGURG, SIG_DFL); */
624
625 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
626 // TODO: handle this with exceptions and tolerate the memory loss
627 XSetIOErrorHandler (rxvt_xioerror_handler);
628
629 XrmInitialize ();
240} 630}
241 631
242/* ------------------------------------------------------------------------- * 632/* ------------------------------------------------------------------------- *
243 * MEMORY ALLOCATION WRAPPERS * 633 * MEMORY ALLOCATION WRAPPERS *
244 * ------------------------------------------------------------------------- */ 634 * ------------------------------------------------------------------------- */
245/* EXTPROTO */ 635void *
636rxvt_malloc (size_t size)
637{
638 void *p = malloc (size);
639
640 if (!p)
641 rxvt_fatal ("memory allocation failure. aborting.\n");
642
643 return p;
644}
645
646void *
647rxvt_calloc (size_t number, size_t size)
648{
649 void *p = calloc (number, size);
650
651 if (!p)
652 rxvt_fatal ("memory allocation failure. aborting.\n");
653
654 return p;
655}
656
246void * 657void *
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) 658rxvt_realloc (void *ptr, size_t size)
280{ 659{
281 void *p;
282
283 if (ptr)
284 p = realloc(ptr, size); 660 void *p = realloc (ptr, size);
285 else 661
286 p = malloc(size);
287 if (p) 662 if (!p)
663 rxvt_fatal ("memory allocation failure. aborting.\n");
664
288 return p; 665 return p;
289
290 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
291 rxvt_clean_exit();
292 exit(EXIT_FAILURE);
293/* NOTREACHED */
294} 666}
295 667
296/* ------------------------------------------------------------------------- * 668/* ------------------------------------------------------------------------- *
297 * PRIVILEGED OPERATIONS * 669 * PRIVILEGED OPERATIONS *
298 * ------------------------------------------------------------------------- */ 670 * ------------------------------------------------------------------------- */
299/* take care of suid/sgid super-user (root) privileges */ 671/* take care of suid/sgid super-user (root) privileges */
300/* INTPROTO */
301void 672void
302rxvt_privileges(pR_ int mode) 673rxvt_privileges (rxvt_privaction action)
303{ 674{
304#if ! defined(__CYGWIN32__) 675#if ! defined(__CYGWIN32__)
305# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 676# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
306/* setreuid() is the poor man's setuid(), seteuid() */ 677 /* setreuid () is the poor man's setuid (), seteuid () */
307# define seteuid(a) setreuid(-1, (a)) 678# define seteuid(a) setreuid(-1, (a))
308# define setegid(a) setregid(-1, (a)) 679# define setegid(a) setregid(-1, (a))
309# define HAVE_SETEUID 680# define HAVE_SETEUID
310# endif 681# endif
311# ifdef HAVE_SETEUID 682# ifdef HAVE_SETEUID
312 switch (mode) { 683 switch (action)
684 {
313 case IGNORE: 685 case IGNORE:
314 /* 686 /*
315 * change effective uid/gid - not real uid/gid - so we can switch 687 * change effective uid/gid - not real uid/gid - so we can switch
316 * back to root later, as required 688 * back to root later, as required
317 */ 689 */
318 seteuid(getuid());
319 setegid(getgid()); 690 setegid (getgid ());
691 seteuid (getuid ());
320 break; 692 break;
321 case SAVE: 693 case SAVE:
322 R->euid = geteuid();
323 R->egid = getegid(); 694 saved_egid = getegid ();
695 saved_euid = geteuid ();
324 break; 696 break;
325 case RESTORE: 697 case RESTORE:
326 seteuid(R->euid);
327 setegid(R->egid); 698 setegid (saved_egid);
699 seteuid (saved_euid);
328 break; 700 break;
329 } 701 }
330# else 702# else
331 switch (mode) { 703 switch (action)
704 {
332 case IGNORE: 705 case IGNORE:
333 setuid(getuid());
334 setgid(getgid()); 706 setgid (getgid ());
707 setuid (getuid ());
335 /* FALLTHROUGH */ 708 /* FALLTHROUGH */
336 case SAVE: 709 case SAVE:
337 /* FALLTHROUGH */ 710 /* FALLTHROUGH */
338 case RESTORE: 711 case RESTORE:
339 break; 712 break;
340 } 713 }
341# endif 714# endif
342#endif 715#endif
343} 716}
344 717
345#ifdef UTMP_SUPPORT 718#ifdef UTMP_SUPPORT
346/* EXTPROTO */
347void 719void
348rxvt_privileged_utmp(pR_ char action) 720rxvt_term::privileged_utmp (rxvt_privaction action)
349{ 721{
350 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 722 if (OPTION (Opt_utmpInhibit))
351 action, R->next_utmp_action, getpid()));
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; 723 return;
356 724
357 rxvt_privileges(aR_ RESTORE); 725 rxvt_privileges (RESTORE);
726
358 if (action == SAVE) { 727 if (action == SAVE)
359 R->next_utmp_action = RESTORE; 728 pty.login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
360 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); 729 else
361 } else { /* action == RESTORE */ 730 pty.logout ();
362 R->next_utmp_action = IGNORE; 731
363 rxvt_cleanutent(aR);
364 }
365 rxvt_privileges(aR_ IGNORE); 732 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} 733}
421#endif 734#endif
422 735
423/*----------------------------------------------------------------------*/ 736/*----------------------------------------------------------------------*/
424/* 737/*
425 * window size/position calculcations for XSizeHint and other storage. 738 * window size/position calculcations for XSizeHint and other storage.
426 * if width/height are non-zero then override calculated width/height 739 * if width/height are non-zero then override calculated width/height
427 */ 740 */
428/* EXTPROTO */
429void 741void
430rxvt_window_calc(pR_ unsigned int width, unsigned int height) 742rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
431{ 743{
432 short recalc_x, recalc_y; 744 short recalc_x, recalc_y;
433 int x, y, sb_w, mb_h, flags; 745 int x, y, sb_w, flags;
434 unsigned int w, h; 746 unsigned int w, h;
435 unsigned int max_width, max_height; 747 unsigned int max_width, max_height;
748 dDisp;
436 749
437 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 750 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 751 ncol, nrow, szHint.width, szHint.height));
439 R->szHint.height)); 752
440 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 753 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441 R->szHint.win_gravity = NorthWestGravity; 754 szHint.win_gravity = NorthWestGravity;
442/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 755 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443 756
444 recalc_x = recalc_y = 0; 757 recalc_x = recalc_y = 0;
445 flags = 0; 758 flags = 0;
759
446 if (!R->parsed_geometry) { 760 if (!parsed_geometry)
761 {
447 R->parsed_geometry = 1; 762 parsed_geometry = 1;
763
448 if (R->rs[Rs_geometry]) 764 if (rs[Rs_geometry])
449 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 765 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
766
450 if (flags & WidthValue) { 767 if (flags & WidthValue)
451 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 768 {
769 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
452 R->szHint.flags |= USSize; 770 szHint.flags |= USSize;
453 } 771 }
772
454 if (flags & HeightValue) { 773 if (flags & HeightValue)
455 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 774 {
775 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
456 R->szHint.flags |= USSize; 776 szHint.flags |= USSize;
457 } 777 }
778
458 if (flags & XValue) { 779 if (flags & XValue)
780 {
459 R->szHint.x = x; 781 szHint.x = x;
460 R->szHint.flags |= USPosition; 782 szHint.flags |= USPosition;
783
461 if (flags & XNegative) { 784 if (flags & XNegative)
785 {
462 recalc_x = 1; 786 recalc_x = 1;
463 R->szHint.win_gravity = NorthEastGravity; 787 szHint.win_gravity = NorthEastGravity;
464 } 788 }
465 } 789 }
790
466 if (flags & YValue) { 791 if (flags & YValue)
792 {
467 R->szHint.y = y; 793 szHint.y = y;
468 R->szHint.flags |= USPosition; 794 szHint.flags |= USPosition;
795
469 if (flags & YNegative) { 796 if (flags & YNegative)
797 {
470 recalc_y = 1; 798 recalc_y = 1;
799
471 if (R->szHint.win_gravity == NorthEastGravity) 800 if (szHint.win_gravity == NorthEastGravity)
472 R->szHint.win_gravity = SouthEastGravity; 801 szHint.win_gravity = SouthEastGravity;
473 else 802 else
474 R->szHint.win_gravity = SouthWestGravity; 803 szHint.win_gravity = SouthWestGravity;
475 } 804 }
476 } 805 }
477 } 806 }
807
478/* TODO: BOUNDS */ 808 /* TODO: BOUNDS */
479 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 809 width = ncol * fwidth;
480 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 810 height = nrow * fheight;
481 max_width = MAX_COLS * R->TermWin.fwidth; 811 max_width = MAX_COLS * fwidth;
482 max_height = MAX_ROWS * R->TermWin.fheight; 812 max_height = MAX_ROWS * fheight;
483 813
484 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 814 szHint.base_width = szHint.base_height = 2 * int_bwidth;
485 815
486 sb_w = mb_h = 0; 816 sb_w = 0;
487 R->window_vt_x = R->window_vt_y = 0; 817 window_vt_x = window_vt_y = int_bwidth;
488 if (scrollbar_visible(R)) { 818
819 if (scrollBar.state)
820 {
489 sb_w = scrollbar_TotalWidth(); 821 sb_w = scrollbar_TotalWidth ();
490 R->szHint.base_width += sb_w; 822 szHint.base_width += sb_w;
491 if (!(R->Options & Opt_scrollBar_right)) 823 if (!OPTION (Opt_scrollBar_right))
492 R->window_vt_x = sb_w; 824 window_vt_x += sb_w;
493 } 825 }
494 if (menubar_visible(R)) { 826
495 mb_h = menuBar_TotalHeight();
496 R->szHint.base_height += mb_h;
497 R->window_vt_y = mb_h;
498 }
499 R->szHint.width_inc = R->TermWin.fwidth; 827 szHint.width_inc = fwidth;
500 R->szHint.height_inc = R->TermWin.fheight; 828 szHint.height_inc = fheight;
501 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 829 szHint.min_width = szHint.base_width + szHint.width_inc;
502 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 830 szHint.min_height = szHint.base_height + szHint.height_inc;
503 831
504 if (width && width - R->szHint.base_width < max_width) { 832 if (newwidth && newwidth - szHint.base_width < max_width)
833 {
505 R->szHint.width = width; 834 szHint.width = newwidth;
506 R->TermWin.width = width - R->szHint.base_width; 835 width = newwidth - szHint.base_width;
507 } else { 836 }
508 MIN_IT(R->TermWin.width, max_width); 837 else
838 {
839 min_it (width, max_width);
509 R->szHint.width = R->szHint.base_width + R->TermWin.width; 840 szHint.width = szHint.base_width + width;
510 } 841 }
842
511 if (height && height - R->szHint.base_height < max_height) { 843 if (newheight && newheight - szHint.base_height < max_height)
844 {
512 R->szHint.height = height; 845 szHint.height = newheight;
513 R->TermWin.height = height - R->szHint.base_height; 846 height = newheight - szHint.base_height;
514 } else { 847 }
515 MIN_IT(R->TermWin.height, max_height); 848 else
849 {
850 min_it (height, max_height);
516 R->szHint.height = R->szHint.base_height + R->TermWin.height; 851 szHint.height = szHint.base_height + height;
517 } 852 }
518 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 853
854 if (scrollBar.state && OPTION (Opt_scrollBar_right))
519 R->window_sb_x = R->szHint.width - sb_w; 855 window_sb_x = szHint.width - sb_w;
520 856
521 if (recalc_x) 857 if (recalc_x)
522 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 858 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
523 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
524 if (recalc_y) 859 if (recalc_y)
525 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 860 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
526 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
527 861
528 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 862 ncol = width / fwidth;
529 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 863 nrow = height / fheight;
530 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 864 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 865 ncol, nrow, szHint.width,
532 R->szHint.height)); 866 szHint.height));
533 return; 867 return;
534} 868}
535 869
536/*----------------------------------------------------------------------*/ 870/*----------------------------------------------------------------------*/
537/* 871/*
538 * Tell the teletype handler what size the window is. 872 * Tell the teletype handler what size the window is.
539 * Called after a window size change. 873 * Called after a window size change.
540 */ 874 */
541/* EXTPROTO */
542void 875void
543rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 876rxvt_term::tt_winch ()
544{ 877{
878 if (pty.pty < 0)
879 return;
880
545 struct winsize ws; 881 struct winsize ws;
546 882
547 if (fd < 0)
548 return;
549 ws.ws_col = col; 883 ws.ws_col = ncol;
550 ws.ws_row = row; 884 ws.ws_row = nrow;
551 ws.ws_xpixel = ws.ws_ypixel = 0; 885 ws.ws_xpixel = width;
552#ifndef DEBUG_SIZE 886 ws.ws_ypixel = height;
553 (void)ioctl(fd, TIOCSWINSZ, &ws); 887 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
554#else 888
555 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 889#if 0
556 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 890 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
557 }
558# ifdef SIGWINCH
559 else if (pid) /* force through to the command */ 891 if (cmd_pid) /* force through to the command */
560 kill(pid, SIGWINCH); 892 kill (-cmd_pid, SIGWINCH);
561# endif
562#endif 893#endif
563} 894}
564 895
565/*----------------------------------------------------------------------*/ 896/*----------------------------------------------------------------------*/
566/* rxvt_change_font() - Switch to a new font */ 897/* set_fonts () - load and set the various fonts
567/* 898 *
568 * init = 1 - initialize 899 * init = 1 - initialize
569 * 900 *
570 * fontname == FONT_UP - switch to bigger font 901 * fontname == FONT_UP - switch to bigger font
571 * fontname == FONT_DN - switch to smaller font 902 * fontname == FONT_DN - switch to smaller font
572 */ 903 */
573/* EXTPROTO */ 904bool
574void 905rxvt_term::set_fonts ()
575rxvt_change_font(pR_ int init, const char *fontname)
576{ 906{
577} 907 rxvt_fontset *fs = new rxvt_fontset (this);
908 rxvt_fontprop prop;
578 909
579/* INTPROTO */ 910 if (!fs
580void 911 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
581rxvt_font_up_down(pR_ int n, int direction) 912 || !fs->realize_font (1))
913 {
914 delete fs;
915 return false;
916 }
917
918#if ENABLE_STYLES
919 for (int i = RS_styleCount; --i; )
920 if (fontset[i] != fontset[0])
921 delete fontset[i];
922#endif
923
924 delete fontset[0];
925 fontset[0] = fs;
926
927 prop = (*fs)[1]->properties ();
928 prop.height += lineSpace;
929 fs->set_prop (prop);
930
931 fwidth = prop.width;
932 fheight = prop.height;
933 fbase = prop.ascent;
934
935 for (int style = 1; style < 4; style++)
936 {
937#if ENABLE_STYLES
938 const char *res = rs[Rs_font + style];
939
940 if (res && !*res)
941 fontset[style] = fontset[0];
942 else
943 {
944 fontset[style] = fs = new rxvt_fontset (this);
945 rxvt_fontprop prop2 = prop;
946
947 if (res)
948 prop2.weight = prop2.slant = rxvt_fontprop::unset;
949 else
950 {
951 res = fontset[0]->fontdesc;
952
953 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
954 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
955 }
956
957 fs->populate (res);
958 fs->set_prop (prop2);
959 }
960#else
961 fontset[style] = fontset[0];
962#endif
963 }
964
965 if (parent[0])
966 {
967 resize_all_windows (0, 0, 0);
968 scr_remap_chars ();
969 scr_touch (true);
970 }
971
972 return true;
973}
974
975void rxvt_term::set_string_property (Atom prop, const char *str, int len)
582{ 976{
977 XChangeProperty (display->display, parent[0],
978 prop, XA_STRING, 8, PropModeReplace,
979 (const unsigned char *)str, len >= 0 ? len : strlen (str));
980}
981
982void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
983{
984 wchar_t *ws = rxvt_mbstowcs (str, len);
985 char *s = rxvt_wcstoutf8 (ws);
986
987 XChangeProperty (display->display, parent[0],
988 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
989 (const unsigned char *)s, strlen (s));
990
991 free (s);
992 free (ws);
583} 993}
584 994
585/*----------------------------------------------------------------------*/ 995/*----------------------------------------------------------------------*/
586/*----------------------------------------------------------------------*/ 996/*----------------------------------------------------------------------*/
587/* xterm sequences - title, iconName, color (exptl) */ 997/* xterm sequences - title, iconName, color (exptl) */
588/* EXTPROTO */
589void 998void
590rxvt_set_title(pR_ const char *str) 999rxvt_term::set_title (const char *str)
591{ 1000{
592#ifndef SMART_WINDOW_TITLE 1001 set_string_property (XA_WM_NAME, str);
593 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 1002#if ENABLE_EWMH
1003 set_utf8_property (xa[XA_NET_WM_NAME], str);
1004#endif
1005}
1006
1007void
1008rxvt_term::set_icon_name (const char *str)
1009{
1010 set_string_property (XA_WM_ICON_NAME, str);
1011#if ENABLE_EWMH
1012 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1013#endif
1014}
1015
1016#ifdef XTERM_COLOR_CHANGE
1017void
1018rxvt_term::set_window_color (int idx, const char *color)
1019{
1020 rxvt_color xcol;
1021 int i;
1022
1023 if (color == NULL || *color == '\0')
1024 return;
1025
1026 /* handle color aliases */
1027 if (isdigit (*color))
1028 {
1029 i = atoi (color);
1030
1031 if (i >= 8 && i <= 15)
1032 { /* bright colors */
1033 i -= 8;
1034 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1035 SET_PIXCOLOR (idx);
1036 goto done;
1037 }
1038
1039 if (i >= 0 && i <= 7)
1040 { /* normal colors */
1041 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1042 SET_PIXCOLOR (idx);
1043 goto done;
1044 }
1045 }
1046
1047 if (!rXParseAllocColor (&xcol, color))
1048 return;
1049
1050 /* XStoreColor (display->display, display->cmap, XColor*); */
1051
1052 /*
1053 * FIXME: should free colors here, but no idea how to do it so instead,
1054 * so just keep gobbling up the colormap
1055 */
1056# if 0
1057 for (i = Color_Black; i <= Color_White; i++)
1058 if (pix_colors[idx] == pix_colors[i])
1059 break;
1060 if (i > Color_White)
1061 {
1062 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1063 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1064 DisplayPlanes (display->display, display->screen));
1065 }
1066# endif
1067
1068 pix_colors_focused[idx] = xcol;
1069 SET_PIXCOLOR (idx);
1070
1071 /* XSetWindowAttributes attr; */
1072 /* Cursor cursor; */
1073done:
1074
1075#if OFF_FOCUS_FADING
1076 if (rs[Rs_fade])
1077 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1078#endif
1079
1080 /*TODO: handle Color_BD, scrollbar background, etc. */
1081
1082 recolour_cursor ();
1083 scr_recolour ();
1084}
1085
594#else 1086#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) 1087# define set_window_color (idx,color) ((void)0)
691#endif /* XTERM_COLOR_CHANGE */ 1088#endif /* XTERM_COLOR_CHANGE */
692 1089
693/* EXTPROTO */
694void 1090void
695rxvt_recolour_cursor(pR) 1091rxvt_term::recolour_cursor ()
696{ 1092{
697 rxvt_color xcol[2]; 1093 XColor xcol[2];
698 1094
699#if TODO 1095 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
700 xcol[0] = R->PixColors[Color_pointer]; 1096 ? pix_colors_focused[Color_pointer_fg]
701 xcol[1] = R->PixColors[Color_bg]; 1097 : pix_colors_focused[Color_fg];
702 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1098 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1099 ? pix_colors_focused[Color_pointer_bg]
1100 : pix_colors_focused[Color_bg];
1101
1102 XQueryColors (display->display, display->cmap, xcol, 2);
703 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1103 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
704#endif
705} 1104}
706 1105
707/*----------------------------------------------------------------------*/ 1106/*----------------------------------------------------------------------*/
708/* 1107/*
709 * find if fg/bg matches any of the normal (low-intensity) colors 1108 * find if fg/bg matches any of the normal (low-intensity) colors
710 */ 1109 */
711/* INTPROTO */
712void 1110void
713rxvt_set_colorfgbg(pR) 1111rxvt_term::set_colorfgbg ()
714{ 1112{
715 unsigned int i; 1113 unsigned int i;
716 const char *xpmb = "\0"; 1114 const char *xpmb = "\0";
717 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1115 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718 1116
719 R->env_colorfgbg =
720 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1117 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
721 STRCPY(fstr, "default"); 1118 strcpy (fstr, "default");
722 STRCPY(bstr, "default"); 1119 strcpy (bstr, "default");
723 for (i = Color_Black; i <= Color_White; i++) 1120 for (i = Color_Black; i <= Color_White; i++)
724 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1121 if (pix_colors[Color_fg] == pix_colors[i])
1122 {
725 sprintf(fstr, "%d", (i - Color_Black)); 1123 sprintf (fstr, "%d", (i - Color_Black));
726 break; 1124 break;
727 } 1125 }
1126
728 for (i = Color_Black; i <= Color_White; i++) 1127 for (i = Color_Black; i <= Color_White; i++)
729 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1128 if (pix_colors[Color_bg] == pix_colors[i])
1129 {
730 sprintf(bstr, "%d", (i - Color_Black)); 1130 sprintf (bstr, "%d", (i - Color_Black));
731#ifdef XPM_BACKGROUND 1131#ifdef XPM_BACKGROUND
732 xpmb = "default;"; 1132 xpmb = "default;";
733#endif 1133#endif
734 break; 1134 break;
735 } 1135 }
1136
736 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1137 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} 1138}
749 1139
750/*----------------------------------------------------------------------*/ 1140/*----------------------------------------------------------------------*/
751/*
752 * Colour determination for low colour displays, routine from
753 * Hans de Goede <hans@highrise.nl>
754 */
755 1141
756/* EXTPROTO */
757int 1142int
758rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1143rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
759{ 1144{
760 screen_in_out->set(aR_ colour);
761
762 if (!screen_in_out->set(aR_ colour)) { 1145 if (!screen_in_out->set (display, colour))
763 rxvt_print_error("can't allocate colour: %s", colour); 1146 {
1147 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
764 return false; 1148 return false;
765 } 1149 }
766 1150
767 return true; 1151 return true;
768} 1152}
769 1153
770/* -------------------------------------------------------------------- * 1154/* -------------------------------------------------------------------- *
771 * - WINDOW RESIZING - * 1155 * - WINDOW RESIZING - *
772 * -------------------------------------------------------------------- */ 1156 * -------------------------------------------------------------------- */
773/* EXTPROTO */
774void 1157void
775rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1158rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
776 int ignoreparent)
777{ 1159{
778 int fix_screen; 1160 int fix_screen;
1161 int old_width = szHint.width, old_height = szHint.height;
1162 dDisp;
779 1163
1164 window_calc (newwidth, newheight);
1165 XSetWMNormalHints (disp, parent[0], &szHint);
1166
1167 if (!ignoreparent)
1168 {
780#ifdef SMART_RESIZE 1169#ifdef SMART_RESIZE
781 int old_width = R->szHint.width, old_height = R->szHint.height; 1170 /*
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> 1171 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790 * reposition window on resize depending on placement on screen 1172 * reposition window on resize depending on placement on screen
791 */ 1173 */
792 int x, y, x1, y1; 1174 int x, y, x1, y1;
793 int dx, dy; 1175 int dx, dy;
794 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1176 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795 Window unused_cr; 1177 Window unused_cr;
796 1178
797 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1179 XTranslateCoordinates (disp, parent[0], display->root,
798 0, 0, &x, &y, &unused_cr); 1180 0, 0, &x, &y, &unused_cr);
799 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1181 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
800 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1182 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
801 /* 1183 /*
802 * if Xroot isn't the parent window, a WM will probably have offset 1184 * if display->root isn't the parent window, a WM will probably have offset
803 * our position for handles and decorations. Counter it 1185 * our position for handles and decorations. Counter it
804 */ 1186 */
805 if (x1 != x || y1 != y) { 1187 if (x1 != x || y1 != y)
1188 {
806 x -= x1; 1189 x -= x1;
807 y -= y1; 1190 y -= y1;
808 } 1191 }
809 1192
810 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1193 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
811 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1194 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
812 dx = old_width - R->szHint.width; 1195 dx = old_width - szHint.width;
813 dy = old_height - R->szHint.height; 1196 dy = old_height - szHint.height;
814 1197
815 /* Check position of the center of the window */ 1198 /* Check position of the center of the window */
816 if (x < x1) /* left half */ 1199 if (x < x1) /* left half */
817 dx = 0; 1200 dx = 0;
818 else if (x == x1) /* exact center */ 1201 else if (x == x1) /* exact center */
819 dx /= 2; 1202 dx /= 2;
820 if (y < y1) /* top half */ 1203 if (y < y1) /* top half */
821 dy = 0; 1204 dy = 0;
822 else if (y == y1) /* exact center */ 1205 else if (y == y1) /* exact center */
823 dy /= 2; 1206 dy /= 2;
824 1207
825 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1208 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
826 R->szHint.width, R->szHint.height); 1209 szHint.width, szHint.height);
827#else 1210#else
828 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1211 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
829 R->szHint.height);
830#endif 1212#endif
831 } 1213 }
832 1214
833 fix_screen = (R->TermWin.ncol != R->prev_ncol 1215 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
834 || R->TermWin.nrow != R->prev_nrow); 1216
835 if (fix_screen || width != R->old_width || height != R->old_height) { 1217 if (fix_screen || newwidth != old_width || newheight != old_height)
836 if (scrollbar_visible(R)) { 1218 {
1219 if (scrollBar.state)
1220 {
837 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1221 XMoveResizeWindow (disp, scrollBar.win,
1222 window_sb_x, 0,
838 0, scrollbar_TotalWidth(), R->szHint.height); 1223 scrollbar_TotalWidth (), szHint.height);
839 rxvt_Resize_scrollBar(aR); 1224 resize_scrollbar ();
840 } 1225 }
841 if (menubar_visible(R)) 1226
842 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1227 XMoveResizeWindow (disp, vt,
843 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1228 window_vt_x, window_vt_y,
844 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
845 R->window_vt_y, TermWin_TotalWidth(),
846 TermWin_TotalHeight()); 1229 width, height);
847#ifdef RXVT_GRAPHICS 1230
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); 1231 scr_clear ();
853#ifdef XPM_BACKGROUND 1232#ifdef XPM_BACKGROUND
854 rxvt_resize_pixmap(aR); 1233 resize_pixmap ();
855#endif 1234#endif
856 } 1235 }
857 1236
858 if (fix_screen || R->old_height == 0) { 1237 if (fix_screen || old_height == 0)
1238 {
859 int curr_screen = -1; 1239 int curr_screen = -1;
860 uint16_t old_ncol = R->prev_ncol; 1240 int old_ncol = prev_ncol;
861 1241
862 /* scr_reset only works on the primary screen */ 1242 /* scr_reset only works on the primary screen */
863 if (R->old_height) /* this is not the first time through */ 1243 if (old_height) /* this is not the first time through */
1244 {
1245 unsigned int ocol = ncol;
1246 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
864 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1247 curr_screen = scr_change_screen (PRIMARY);
865 rxvt_scr_reset(aR); 1248 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 } 1249 }
870 }
871 1250
1251 scr_reset ();
1252
1253 if (curr_screen >= 0) /* this is not the first time through */
1254 {
1255 scr_change_screen (curr_screen);
1256 selection_check (old_ncol != ncol ? 4 : 0);
1257 }
1258 }
1259
872 R->old_width = R->szHint.width; 1260 old_width = szHint.width;
873 R->old_height = R->szHint.height; 1261 old_height = szHint.height;
1262
1263#ifdef XPM_BACKGROUND
1264 if (pixmap)
1265 scr_touch (false);
1266#endif
874 1267
875#ifdef USE_XIM 1268#ifdef USE_XIM
876 rxvt_IMSetStatusPosition(aR); 1269 IMSetStatusPosition ();
877#endif 1270#endif
878} 1271}
879 1272
880/* 1273/*
881 * Set the width/height of the vt window in characters. Units are pixels. 1274 * Set the width/height of the vt window in characters. Units are pixels.
882 * good for toggling 80/132 columns 1275 * good for toggling 80/132 columns
883 */ 1276 */
884/* EXTPROTO */
885void 1277void
886rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1278rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
887{ 1279{
888 XWindowAttributes wattr; 1280 XWindowAttributes wattr;
889 1281
890 if (width == 0 || height == 0) { 1282 if (newwidth == 0 || newheight == 0)
1283 {
891 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1284 XGetWindowAttributes (display->display, display->root, &wattr);
1285
892 if (width == 0) 1286 if (newwidth == 0)
893 width = wattr.width - R->szHint.base_width; 1287 newwidth = wattr.width - szHint.base_width;
894 if (height == 0) 1288 if (newheight == 0)
895 height = wattr.height - R->szHint.base_height; 1289 newheight = wattr.height - szHint.base_height;
1290 }
1291
1292 if (newwidth != width || newheight != height)
896 } 1293 {
897 if (width != R->TermWin.width || height != R->TermWin.height) {
898 width += R->szHint.base_width; 1294 newwidth += szHint.base_width;
899 height += R->szHint.base_height; 1295 newheight += szHint.base_height;
900 rxvt_resize_all_windows(aR_ width, height, 0); 1296 resize_all_windows (newwidth, newheight, 0);
901 } 1297 }
902} 1298}
903 1299
904/* -------------------------------------------------------------------- * 1300/* -------------------------------------------------------------------- *
905 * - X INPUT METHOD ROUTINES - * 1301 * - X INPUT METHOD ROUTINES - *
906 * -------------------------------------------------------------------- */ 1302 * -------------------------------------------------------------------- */
907#ifdef USE_XIM 1303#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 1304
918/* INTPROTO */
919void 1305void
920rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1306rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
921{ 1307{
922 *fg = R->PixColors[Color_fg]; 1308 fg = pix_colors[Color_fg];
923 *bg = R->PixColors[Color_bg]; 1309 bg = pix_colors[Color_bg];
1310}
1311
1312void
1313rxvt_term::im_set_size (XRectangle &size)
1314{
1315 // the int_bwidth terms make no sense to me
1316 size.x = int_bwidth;
1317 size.y = int_bwidth;
1318 size.width = Width2Pixel (ncol) + int_bwidth;
1319 size.height = Height2Pixel (nrow) + int_bwidth;
1320}
1321
1322void
1323rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1324 XRectangle &status_rect,
1325 const XRectangle &needed_rect)
1326{
1327 preedit_rect.x = needed_rect.width;
1328 preedit_rect.y = 0;
1329 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1330 preedit_rect.height = fheight;
1331
1332 status_rect.x = 0;
1333 status_rect.y = 0;
1334 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1335 status_rect.height = fheight;
924} 1336}
925 1337
926/* Checking whether input method is running. */ 1338/* Checking whether input method is running. */
927/* INTPROTO */
928Bool 1339bool
929rxvt_IMisRunning(pR) 1340rxvt_term::IMisRunning ()
930{ 1341{
931 char *p; 1342 char *p;
932 Atom atom; 1343 Atom atom;
933 Window win; 1344 Window win;
934 char server[IMBUFSIZ]; 1345 char server[IMBUFSIZ];
935 1346
936/* get current locale modifier */ 1347 /* get current locale modifier */
937 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1348 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1349 {
938 STRCPY(server, "@server="); 1350 strcpy (server, "@server=");
939 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1351 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1352
940 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1353 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
941 *p = '\0'; 1354 *p = '\0';
942 1355
943 atom = XInternAtom(R->Xdisplay, server, False); 1356 atom = XInternAtom (display->display, server, False);
944 win = XGetSelectionOwner(R->Xdisplay, atom); 1357 win = XGetSelectionOwner (display->display, atom);
1358
945 if (win != None) 1359 if (win != None)
946 return True; 1360 return True;
947 } 1361 }
1362
948 return False; 1363 return False;
949} 1364}
950 1365
951/* EXTPROTO */
952void 1366void
953rxvt_IMSendSpot(pR) 1367rxvt_term::IMSendSpot ()
954{ 1368{
955 XPoint spot; 1369 XPoint nspot;
956 XVaNestedList preedit_attr; 1370 XVaNestedList preedit_attr;
957 1371
958 if (R->Input_Context == NULL 1372 if (!Input_Context
1373 || !focus
959 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1374 || !(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; 1375 return;
967 1376
968 rxvt_setPosition(aR_ & spot); 1377 im_set_position (nspot);
969 1378
1379 if (nspot.x == spot.x && nspot.y == spot.y)
1380 return;
1381
1382 spot = nspot;
1383
970 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1384 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1385 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972 XFree(preedit_attr); 1386 XFree (preedit_attr);
973} 1387}
974 1388
975/* EXTPROTO */
976void 1389void
977rxvt_setTermFontSet(pR_ int idx) 1390rxvt_term::im_destroy ()
978{ 1391{
979 char *string; 1392 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 } 1393 {
1074 if (found) 1394 if (Input_Context && input_method->xim)
1075 return; 1395 XDestroyIC (Input_Context);
1076 1396
1077/* try with XMODIFIERS env. var. */ 1397 display->put_xim (input_method);
1078 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1398 input_method = 0;
1079 rxvt_IM_get_IC(aR);
1080 return;
1081 } 1399 }
1082 1400
1083/* try with no modifiers base IF the user didn't specify an IM */ 1401 Input_Context = 0;
1084 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1085 && rxvt_IM_get_IC(aR) == True)
1086 return;
1087} 1402}
1088 1403
1089/* 1404/*
1090 * Try to open a XIM with the current modifiers, then see if we can 1405 * Try to open a XIM with the current modifiers, then see if we can
1091 * open a suitable preedit type 1406 * open a suitable preedit type
1092 */ 1407 */
1093/* INTPROTO */
1094Bool 1408bool
1095rxvt_IM_get_IC(pR) 1409rxvt_term::IM_get_IC (const char *modifiers)
1096{ 1410{
1097 int i, j, found; 1411 int i, j, found;
1098 XIM xim; 1412 XIM xim;
1099 XPoint spot; 1413 XPoint spot;
1100 XRectangle rect, status_rect, needed_rect; 1414 XRectangle rect, status_rect, needed_rect;
1101 unsigned long fg, bg; 1415 unsigned long fg, bg;
1102 const char *p; 1416 const char *p;
1103 char **s; 1417 char **s;
1104 XIMStyles *xim_styles; 1418 XIMStyles *xim_styles;
1105 XVaNestedList preedit_attr, status_attr;
1106 XIMCallback ximcallback;
1107 1419
1420 set_environ (envv);
1421
1422 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1423 return false;
1424
1108 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1425 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1109 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1426 input_method = display->get_xim (locale, modifiers);
1110 if (xim == NULL) 1427 if (input_method == NULL)
1111 return False; 1428 return false;
1112 1429
1430 xim = input_method->xim;
1431 spot.x = spot.y = -1;
1432
1113 xim_styles = NULL; 1433 xim_styles = NULL;
1114 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1434 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115 || !xim_styles || !xim_styles->count_styles) { 1435 || !xim_styles || !xim_styles->count_styles)
1116 XCloseIM(xim); 1436 {
1437 im_destroy ();
1117 return False; 1438 return false;
1439 }
1440
1441 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1442
1443 for (int pi = 0; pi < 2; pi++)
1118 } 1444 {
1445 p = pet[pi];
1119 1446
1120 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1447 if (!p)
1121 : "OverTheSpot,OffTheSpot,Root"; 1448 continue;
1449
1122 s = rxvt_splitcommastring(p); 1450 s = rxvt_splitcommastring (p);
1451
1123 for (i = found = 0; !found && s[i]; i++) { 1452 for (i = found = 0; !found && s[i]; i++)
1453 {
1124 if (!STRCMP(s[i], "OverTheSpot")) 1454 if (!strcmp (s[i], "OverTheSpot"))
1125 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1455 input_style = (XIMPreeditPosition | XIMStatusNothing);
1126 else if (!STRCMP(s[i], "OffTheSpot")) 1456 else if (!strcmp (s[i], "OffTheSpot"))
1127 R->input_style = (XIMPreeditArea | XIMStatusArea); 1457 input_style = (XIMPreeditArea | XIMStatusArea);
1128 else if (!STRCMP(s[i], "Root")) 1458 else if (!strcmp (s[i], "Root"))
1129 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1459 input_style = (XIMPreeditNothing | XIMStatusNothing);
1460 else if (!strcmp (s[i], "None"))
1461 input_style = (XIMPreeditNone | XIMStatusNone);
1130 1462
1131 for (j = 0; j < xim_styles->count_styles; j++) 1463 for (j = 0; j < xim_styles->count_styles; j++)
1132 if (R->input_style == xim_styles->supported_styles[j]) { 1464 if (input_style == xim_styles->supported_styles[j])
1465 {
1466 rxvt_freecommastring (s);
1467
1133 found = 1; 1468 found = 1;
1469 goto foundpet;
1470 }
1471
1472 }
1473
1474 rxvt_freecommastring (s);
1475 }
1476
1477foundpet:
1478
1479 XFree (xim_styles);
1480
1481 if (!found)
1482 {
1483 im_destroy ();
1484 return false;
1485 }
1486
1487 XFontSet fs = 0;
1488 XVaNestedList preedit_attr = 0, status_attr = 0;
1489
1490 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1491 {
1492 // fake us a font-set, please
1493 char **missing_charset_list;
1494 int missing_charset_count;
1495 char *def_string;
1496 char pat[512];
1497
1498 sprintf (pat,
1499 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1500 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1501 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1502 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1503 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1504 "*",
1505 fheight,
1506 fheight + 1, fheight - 1,
1507 fheight - 2, fheight + 2);
1508
1509 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1510 &missing_charset_list, &missing_charset_count, &def_string);
1511
1512 if (missing_charset_list)
1513 XFreeStringList (missing_charset_list);
1514
1515 if (!fs)
1516 {
1517 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1518 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1519 }
1520 }
1521
1522 if (input_style & XIMPreeditPosition)
1523 {
1524 im_set_size (rect);
1525 im_set_position (spot);
1526 im_set_color (fg, bg);
1527
1528 preedit_attr = XVaCreateNestedList (0,
1529 XNForeground, fg,
1530 XNBackground, bg,
1531 XNArea, &rect,
1532 XNSpotLocation, &spot,
1533 XNFontSet, fs,
1534 NULL);
1535 }
1536 else if (input_style & XIMPreeditArea)
1537 {
1538 im_set_color (fg, bg);
1539
1540 /*
1541 * The necessary width of preedit area is unknown
1542 * until create input context.
1543 */
1544 needed_rect.width = 0;
1545 im_set_preedit_area (rect, status_rect, needed_rect);
1546
1547 preedit_attr = XVaCreateNestedList (0,
1548 XNForeground, fg,
1549 XNBackground, bg,
1550 XNArea, &rect,
1551 XNFontSet, fs,
1552 NULL);
1553 status_attr = XVaCreateNestedList (0,
1554 XNForeground, fg,
1555 XNBackground, bg,
1556 XNArea, &status_rect,
1557 XNFontSet, fs,
1558 NULL);
1559 }
1560
1561 Input_Context = XCreateIC (xim,
1562 XNInputStyle, input_style,
1563 XNClientWindow, vt,
1564 XNFocusWindow, parent[0],
1565 preedit_attr ? XNPreeditAttributes : NULL,
1566 preedit_attr,
1567 status_attr ? XNStatusAttributes : NULL,
1568 status_attr, NULL);
1569
1570 if (preedit_attr) XFree (preedit_attr);
1571 if (status_attr) XFree (status_attr);
1572 if (fs) XFreeFontSet (display->display, fs);
1573
1574 if (Input_Context == NULL)
1575 {
1576 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1577 im_destroy ();
1578 return false;
1579 }
1580
1581 if (input_style & XIMPreeditArea)
1582 IMSetStatusPosition ();
1583
1584 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1585 return true;
1586}
1587
1588void
1589rxvt_term::im_cb ()
1590{
1591 int i;
1592 const char *p;
1593 char **s;
1594 char buf[IMBUFSIZ];
1595
1596 make_current ();
1597
1598 im_destroy ();
1599
1600 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1601 if (Input_Context)
1602 return;
1603
1604#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1605 if (rs[Rs_imLocale])
1606 SET_LOCALE (rs[Rs_imLocale]);
1607#endif
1608
1609 p = rs[Rs_inputMethod];
1610 if (p && *p)
1611 {
1612 bool found = false;
1613
1614 s = rxvt_splitcommastring (p);
1615
1616 for (i = 0; s[i]; i++)
1617 {
1618 if (*s[i])
1619 {
1620 strcpy (buf, "@im=");
1621 strncat (buf, s[i], IMBUFSIZ - 5);
1622 if (IM_get_IC (buf))
1623 {
1624 found = true;
1134 break; 1625 break;
1626 }
1135 } 1627 }
1136 } 1628 }
1137 for (i = 0; s[i]; i++)
1138 free(s[i]);
1139 free(s);
1140 XFree(xim_styles);
1141 1629
1630 rxvt_freecommastring (s);
1631
1142 if (!found) { 1632 if (found)
1143 XCloseIM(xim); 1633 goto done;
1144 return False;
1145 } 1634 }
1146 1635
1147 ximcallback.callback = rxvt_IMDestroyCallback; 1636 /* try with XMODIFIERS env. var. */
1637 if (IM_get_IC (""))
1638 goto done;
1148 1639
1149/* XXX: not sure why we need this (as well as IC one below) */ 1640 /* try with no modifiers base IF the user didn't specify an IM */
1150 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1641 if (IM_get_IC ("@im=none"))
1642 goto done;
1151 1643
1152 preedit_attr = status_attr = NULL; 1644done:
1153 1645#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154 if (R->input_style & XIMPreeditPosition) { 1646 if (rs[Rs_imLocale])
1155 rxvt_setSize(aR_ & rect); 1647 SET_LOCALE (locale);
1156 rxvt_setPosition(aR_ & spot); 1648#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} 1649}
1206 1650
1207/* EXTPROTO */
1208void 1651void
1209rxvt_IMSetStatusPosition(pR) 1652rxvt_term::IMSetStatusPosition ()
1210{ 1653{
1211 XRectangle preedit_rect, status_rect, *needed_rect; 1654 XRectangle preedit_rect, status_rect, *needed_rect;
1212 XVaNestedList preedit_attr, status_attr; 1655 XVaNestedList preedit_attr, status_attr;
1213 1656
1214 if (R->Input_Context == NULL 1657 if (!Input_Context
1658 || !focus
1215 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1659 || !(input_style & XIMPreeditArea)
1216 || !rxvt_IMisRunning(aR)) 1660 || !IMisRunning ())
1217 return; 1661 return;
1218 1662
1219/* Getting the necessary width of preedit area */ 1663 /* Getting the necessary width of preedit area */
1220 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1664 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1665 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222 XFree(status_attr); 1666 XFree (status_attr);
1223 1667
1224 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1668 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1669 XFree (needed_rect);
1225 1670
1226 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1671 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1672 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228 1673
1229 XSetICValues(R->Input_Context, 1674 XSetICValues (Input_Context,
1230 XNPreeditAttributes, preedit_attr, 1675 XNPreeditAttributes, preedit_attr,
1231 XNStatusAttributes, status_attr, NULL); 1676 XNStatusAttributes, status_attr, NULL);
1232 1677
1233 XFree(preedit_attr); 1678 XFree (preedit_attr);
1234 XFree(status_attr); 1679 XFree (status_attr);
1235} 1680}
1236#endif /* USE_XIM */ 1681#endif /* USE_XIM */
1237 1682
1238/*----------------------------------------------------------------------*/ 1683/*----------------------------------------------------------------------*/
1239rxvt_t rxvt_current_term; 1684rxvt_t rxvt_current_term;

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