ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/main.C
(Generate patch)

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.148 by root, Wed Nov 30 21:05:39 2005 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.2 2003/11/24 17:31:27 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>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.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) 2003-2004 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.
… …
28 * You should have received a copy of the GNU General Public License 28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software 29 * along with this program; if not, write to the Free Software
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 */
36 35
37#include <signal.h> 36#include <csignal>
37#include <cstring>
38 38
39#ifdef TTY_GID_SUPPORT 39#ifdef TTY_GID_SUPPORT
40# include <grp.h> 40# include <grp.h>
41#endif 41#endif
42 42
43#ifdef HAVE_TERMIOS_H 43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 44# include <termios.h>
45#endif 45#endif
46 46
47/*----------------------------------------------------------------------*/ 47#ifdef KEYSYM_RESOURCE
48/* rxvt_init() */ 48# include "keyboard.h"
49/* LIBPROTO */ 49#endif
50rxvt_t *
51rxvt_init(int argc, const char *const *argv)
52{
53 const char **cmd_argv;
54 50
55 SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t))); 51vector<rxvt_term *> rxvt_term::termlist;
56 52
57 dR; 53static char curlocale[128];
58 if (rxvt_init_vars(aR) < 0) { 54
59 free(R); 55bool
60 return NULL; 56rxvt_set_locale (const char *locale)
57{
58 if (!locale || !strncmp (locale, curlocale, 128))
59 return false;
60
61 strncpy (curlocale, locale, 128);
62 setlocale (LC_CTYPE, curlocale);
63 return true;
64}
65
66#if ENABLE_COMBINING
67class rxvt_composite_vec rxvt_composite;
68
69text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
70{
71 compose_char *cc;
72
73 // break compose chains, as stupid readline really likes to duplicate
74 // composing characters for some reason near the end of a line.
75 cc = (*this)[c1];
76 while (cc)
61 } 77 {
78 if (cc->c2 == c2) return c1;
79 cc = (*this)[cc->c1];
80 }
62 81
63/* 82 // check to see wether this combination already exists otherwise
64 * Save and then give up any super-user privileges 83 for (cc = v.end (); cc-- > v.begin (); )
65 * If we need privileges in any area then we must specifically request it. 84 {
66 * We should only need to be root in these cases: 85 if (cc->c1 == c1 && cc->c2 == c2)
67 * 1. write utmp entries on some systems 86 return COMPOSE_LO + (cc - v.begin ());
68 * 2. chown tty on some systems 87 }
69 */
70 rxvt_privileges(aR_ SAVE);
71 rxvt_privileges(aR_ IGNORE);
72 88
73 rxvt_init_secondary(aR); 89 // allocate a new combination
90 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
91 {
92 static int seen;
74 93
75 cmd_argv = rxvt_init_resources(aR_ argc, argv); 94 if (!seen++)
95 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
76 96
77#if (MENUBAR_MAX) 97 return REPLACEMENT_CHAR;
78 rxvt_menubar_read(aR_ R->h->rs[Rs_menu]); 98 }
99
100 v.push_back (compose_char (c1, c2));
101
102 return v.size () - 1 + COMPOSE_LO;
103}
104
105int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
106{
107 compose_char *cc = (*this)[c];
108
109 if (!cc)
110 {
111 if (r) *r = c;
112 return 1;
113 }
114
115 int len = expand (cc->c1, r);
116
117 if (r) r += len;
118
119 if (cc->c2 != NOCHAR)
120 {
121 len++;
122 if (r) *r++ = cc->c2;
123 }
124
125 return len;
126
127}
128#endif
129
130rxvt_term::rxvt_term ()
131 :
132#if TRANSPARENT
133 rootwin_ev (this, &rxvt_term::rootwin_cb),
79#endif 134#endif
80#ifdef HAVE_SCROLLBARS 135#ifdef HAVE_SCROLLBARS
81 if (R->Options & Opt_scrollBar) 136 scrollbar_ev (this, &rxvt_term::x_cb),
82 scrollbar_setIdle(); /* set existence for size calculations */
83#endif 137#endif
84 138#ifdef MENUBAR
85 rxvt_Create_Windows(aR_ argc, argv); 139 menubar_ev (this, &rxvt_term::x_cb),
86
87 rxvt_init_xlocale(aR);
88
89 rxvt_scr_reset(aR); /* initialize screen */
90#ifdef RXVT_GRAPHICS
91 rxvt_Gr_reset(aR); /* reset graphics */
92#endif 140#endif
93 141#ifdef CURSOR_BLINK
94#if 0 142 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
95#ifdef DEBUG_X
96 XSynchronize(R->Xdisplay, True);
97 XSetErrorHandler((XErrorHandler) abort);
98#else
99 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100#endif 143#endif
144#ifdef TEXT_BLINK
145 text_blink_ev (this, &rxvt_term::text_blink_cb),
101#endif 146#endif
147#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
148 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
149#endif
150#ifdef SELECTION_SCROLLING
151 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
152#endif
153#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
154 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
155#endif
156#ifdef POINTER_BLANK
157 pointer_ev (this, &rxvt_term::pointer_cb),
158#endif
159#ifdef USE_XIM
160 im_ev (this, &rxvt_term::im_cb),
161#endif
162 termwin_ev (this, &rxvt_term::x_cb),
163 vt_ev (this, &rxvt_term::x_cb),
164 check_ev (this, &rxvt_term::check_cb),
165 flush_ev (this, &rxvt_term::flush_cb),
166 destroy_ev (this, &rxvt_term::destroy_cb),
167 pty_ev (this, &rxvt_term::pty_cb),
168 incr_ev (this, &rxvt_term::incr_cb)
169{
170 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
102 171
172 termlist.push_back (this);
173
174#ifdef KEYSYM_RESOURCE
175 keyboard = new keyboard_manager;
176
177 if (!keyboard)
178 rxvt_fatal ("out of memory, aborting.\n");
179#endif
180}
181
182// clean up the most important stuff, do *not* call x or free mem etc.
183// for use before an emergency exit
184void rxvt_term::emergency_cleanup ()
185{
186 if (cmd_pid)
187 kill (-cmd_pid, SIGHUP);
188
189#ifdef UTMP_SUPPORT
190 privileged_utmp (RESTORE);
191#endif
192
193 pty.put ();
194}
195
196rxvt_term::~rxvt_term ()
197{
198 termlist.erase (find (termlist.begin (), termlist.end(), this));
199
200 emergency_cleanup ();
201
202#if ENABLE_STYLES
203 for (int i = RS_styleCount; --i; )
204 if (TermWin.fontset[i] != TermWin.fontset[0])
205 delete TermWin.fontset[i];
206#endif
207 delete TermWin.fontset[0];
208
209 if (display)
210 {
211 dDisp;
212
213 selection_clear ();
214
215#ifdef USE_XIM
216 im_destroy ();
217#endif
218#ifdef MENUBAR
219 if (menubarGC) XFreeGC (disp, menubarGC);
220#endif
221#ifdef XTERM_SCROLLBAR
222 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
223 if (ShadowGC) XFreeGC (disp, ShadowGC);
224#endif
225#ifdef PLAIN_SCROLLBAR
226 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
227#endif
228#ifdef NEXT_SCROLLBAR
229 if (blackGC) XFreeGC (disp, blackGC);
230 if (whiteGC) XFreeGC (disp, whiteGC);
231 if (grayGC) XFreeGC (disp, grayGC);
232 if (darkGC) XFreeGC (disp, darkGC);
233 if (stippleGC) XFreeGC (disp, stippleGC);
234 if (dimple) XFreePixmap (disp, dimple);
235 if (upArrow) XFreePixmap (disp, upArrow);
236 if (downArrow) XFreePixmap (disp, downArrow);
237 if (upArrowHi) XFreePixmap (disp, upArrowHi);
238 if (downArrowHi) XFreePixmap (disp, downArrowHi);
239#endif
240#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
241 if (topShadowGC) XFreeGC (disp, topShadowGC);
242 if (botShadowGC) XFreeGC (disp, botShadowGC);
243 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
244#endif
245 if (TermWin.gc) XFreeGC (disp, TermWin.gc);
246
247#if defined(MENUBAR) && (MENUBAR_MAX > 1)
248 delete menuBar.drawable;
249 //if (menuBar.win)
250 // XDestroyWindow (disp, menuBar.win);
251#endif
252 delete TermWin.drawable;
253 // destroy all windows
254 if (TermWin.parent[0])
255 XDestroyWindow (disp, TermWin.parent[0]);
256 }
257
258 // TODO: free pixcolours, colours should become part of rxvt_display
259
260 delete pix_colors_focused;
261#if OFF_FOCUS_FADING
262 delete pix_colors_unfocused;
263#endif
264
265 displays.put (display);
266
267 scr_release ();
268
269 /* clear all resources */
270 for (int i = 0; i < allocated.size (); i++)
271 free (allocated [i]);
272
273 free (selection.text);
274 // TODO: manage env vars in child only(!)
275 free (env_windowid);
276 free (env_display);
277 free (env_term);
278 free (env_colorfgbg);
279 free (locale);
280 free (v_buffer);
281 free (incr_buf);
282
283 delete envv;
284 delete argv;
285
286#ifdef KEYSYM_RESOURCE
287 delete keyboard;
288#endif
289}
290
291void
292rxvt_term::destroy ()
293{
294 if (destroy_ev.active)
295 return;
296
297#if ENABLE_OVERLAY
298 scr_overlay_off ();
299#endif
300
301 if (display)
302 {
303#if USE_XIM
304 im_ev.stop (display);
305#endif
103#ifdef HAVE_SCROLLBARS 306#if HAVE_SCROLLBARS
104 if (R->Options & Opt_scrollBar) 307 scrollbar_ev.stop (display);
105 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106#endif 308#endif
107#if (MENUBAR_MAX) 309#if MENUBAR
108 if (menubar_visible(r)) 310 menubar_ev.stop (display);
109 XMapWindow(R->Xdisplay, R->menuBar.win);
110#endif 311#endif
111#ifdef TRANSPARENT 312#if TRANSPARENT
112 if (R->Options & Opt_transparent) { 313 rootwin_ev.stop (display);
113 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114 rxvt_check_our_parents(aR);
115 }
116#endif 314#endif
117 XMapWindow(R->Xdisplay, R->TermWin.vt); 315 incr_ev.stop ();
118 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 316 termwin_ev.stop (display);
119 317 vt_ev.stop (display);
120 rxvt_init_env(aR);
121 rxvt_init_command(aR_ cmd_argv);
122
123 return R;
124}
125
126/* ------------------------------------------------------------------------- *
127 * SIGNAL HANDLING & EXIT HANDLER *
128 * ------------------------------------------------------------------------- */
129/*
130 * Catch a SIGCHLD signal and exit if the direct child has died
131 */
132/* ARGSUSED */
133/* EXTPROTO */
134RETSIGTYPE
135rxvt_Child_signal(int sig __attribute__((unused)))
136{
137 dR;
138 int pid, save_errno = errno;
139
140 do {
141 errno = 0;
142 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143
144 if (pid == R->h->cmd_pid)
145 exit(EXIT_SUCCESS);
146
147 errno = save_errno;
148 signal(SIGCHLD, rxvt_Child_signal);
149}
150
151/*
152 * Catch a fatal signal and tidy up before quitting
153 */
154/* EXTPROTO */
155RETSIGTYPE
156rxvt_Exit_signal(int sig)
157{
158 signal(sig, SIG_DFL);
159#ifdef DEBUG_CMD
160 rxvt_print_error("signal %d", sig);
161#endif
162 rxvt_clean_exit();
163 kill(getpid(), sig);
164}
165
166/* ARGSUSED */
167/* INTPROTO */
168int
169rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170{
171 dR;
172
173 if (R->h->allowedxerror == -1) {
174 R->h->allowedxerror = event->error_code;
175 return 0; /* ignored anyway */
176 } 318 }
177 rxvt_print_error("XError: Request: %d . %d, Error: %d", 319
178 event->request_code, event->minor_code, 320 check_ev.stop ();
179 event->error_code); 321 pty_ev.stop ();
180 /* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 322#ifdef CURSOR_BLINK
181 exit(EXIT_FAILURE); 323 cursor_blink_ev.stop ();
182 /* NOTREACHED */ 324#endif
325#ifdef TEXT_BLINK
326 text_blink_ev.stop ();
327#endif
328#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
329 cont_scroll_ev.stop ();
330#endif
331#ifdef SELECTION_SCROLLING
332 sel_scroll_ev.stop ();
333#endif
334#ifdef POINTER_BLANK
335 pointer_ev.stop ();
336#endif
337
338 destroy_ev.start (0);
339}
340
341void
342rxvt_term::destroy_cb (time_watcher &w)
343{
344 SET_R (this);
345
346 delete this;
183} 347}
184 348
185/*----------------------------------------------------------------------*/ 349/*----------------------------------------------------------------------*/
186/* 350/*
187 * Exit gracefully, clearing the utmp entry and restoring tty attributes 351 * Exit gracefully, clearing the utmp entry and restoring tty attributes
188 * TODO: if debugging, this should free up any known resources if we can 352 * TODO: if debugging, this should free up any known resources if we can
189 */ 353 */
190/* EXTPROTO */ 354static XErrorHandler old_xerror_handler;
191void
192rxvt_clean_exit(void)
193{
194 dR;
195 355
196#ifdef DEBUG_SCREEN 356static void
197 rxvt_scr_release(aR); 357rxvt_emergency_cleanup ()
358{
359 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
360 (*t)->emergency_cleanup ();
361}
362
363#if ENABLE_FRILLS
364static void
365print_x_error (Display *dpy, XErrorEvent *event)
366{
367 char buffer[BUFSIZ];
368 char mesg[BUFSIZ];
369 char number[32];
370 char *mtype = "XlibMessage";
371 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
372 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
373 rxvt_warn ("An X Error occured, trying to continue after report.\n");
374 rxvt_warn ("%s: %s\n", mesg, buffer);
375 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
376 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
377 sprintf(number, "%d", event->request_code);
378 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
379 rxvt_warn ("(which is %s)\n", buffer);
380 if (event->request_code >= 128) {
381 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
382 mesg, BUFSIZ);
383 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
384 }
385 if ((event->error_code == BadWindow) ||
386 (event->error_code == BadPixmap) ||
387 (event->error_code == BadCursor) ||
388 (event->error_code == BadFont) ||
389 (event->error_code == BadDrawable) ||
390 (event->error_code == BadColor) ||
391 (event->error_code == BadGC) ||
392 (event->error_code == BadIDChoice) ||
393 (event->error_code == BadValue) ||
394 (event->error_code == BadAtom)) {
395 if (event->error_code == BadValue)
396 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
397 mesg, BUFSIZ);
398 else if (event->error_code == BadAtom)
399 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
400 mesg, BUFSIZ);
401 else
402 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
403 mesg, BUFSIZ);
404 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
405 }
406 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
407 mesg, BUFSIZ);
408 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
409}
198#endif 410#endif
199#ifndef NO_SETOWNER_TTYDEV 411
200 rxvt_privileged_ttydev(aR_ RESTORE); 412int
201#endif 413rxvt_xerror_handler (Display *display, XErrorEvent *event)
202#ifdef UTMP_SUPPORT 414{
203 rxvt_privileged_utmp(aR_ RESTORE); 415 if (GET_R->allowedxerror == -1)
204#endif 416 GET_R->allowedxerror = event->error_code;
205#ifdef USE_XIM 417 else
206 if (R->h->Input_Context != NULL) {
207 XDestroyIC(R->h->Input_Context);
208 R->h->Input_Context = NULL;
209 } 418 {
419 // GET_R is most likely not the terminal which caused the error,
420 // so just output the error and continue
421#if ENABLE_FRILLS
422 print_x_error (display, event);
423#else
424 old_xerror_handler (display, event);
210#endif 425#endif
426 }
427
428 return 0;
429}
430
431int
432rxvt_xioerror_handler (Display *display)
433{
434 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
435 DisplayString (display));
436 rxvt_emergency_cleanup ();
437 _exit (EXIT_FAILURE);
438}
439
440/*----------------------------------------------------------------------*/
441bool
442rxvt_term::init (int argc, const char *const *argv)
443{
444 SET_R (this);
445
446 set_locale ("");
447
448 if (!init_vars ())
449 return false;
450
451 init_secondary ();
452
453 const char **cmd_argv = init_resources (argc, argv);
454
455#ifdef KEYSYM_RESOURCE
456 keyboard->register_done ();
457#endif
458
459#if MENUBAR_MAX
460 menubar_read (rs[Rs_menu]);
461#endif
462#ifdef HAVE_SCROLLBARS
463 if (options & Opt_scrollBar)
464 scrollBar.setIdle (); /* set existence for size calculations */
465#endif
466
467 create_windows (argc, argv);
468
469 dDisp;
470
471 init_xlocale ();
472
473 scr_reset (); /* initialize screen */
474
475#if 0
476 XSynchronize (disp, True);
477#endif
478
479#ifdef HAVE_SCROLLBARS
480 if (options & Opt_scrollBar)
481 resize_scrollbar (); /* create and map scrollbar */
482#endif
483#if (MENUBAR_MAX)
484 if (menubar_visible ())
485 XMapWindow (disp, menuBar.win);
486#endif
487#ifdef TRANSPARENT
488 if (options & Opt_transparent)
489 {
490 XSelectInput (disp, display->root, PropertyChangeMask);
491 check_our_parents ();
492 rootwin_ev.start (display, display->root);
493 }
494#endif
495
496 XMapWindow (disp, TermWin.vt);
497 XMapWindow (disp, TermWin.parent[0]);
498
499 set_colorfgbg ();
500
501 init_command (cmd_argv);
502
503 free (cmd_argv);
504
505 pty_ev.start (pty.pty, EVENT_READ);
506
507 check_ev.start ();
508
509 return true;
510}
511
512static struct sig_handlers
513{
514 sig_watcher sw_chld, sw_term, sw_int;
515
516 void sig_chld (sig_watcher &w)
517 {
518 // we are being called for every SIGCHLD, find the corresponding term
519 int pid;
520
521 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
522 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
523 if (pid == (*t)->cmd_pid)
524 {
525 (*t)->destroy ();
526 break;
527 }
528 }
529
530 /*
531 * Catch a fatal signal and tidy up before quitting
532 */
533 void
534 sig_term (sig_watcher &w)
535 {
536#ifdef DEBUG_CMD
537 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
538#endif
539 rxvt_emergency_cleanup ();
540 signal (w.signum, SIG_DFL);
541 kill (getpid (), w.signum);
542 }
543
544 sig_handlers ()
545 : sw_chld (this, &sig_handlers::sig_chld),
546 sw_term (this, &sig_handlers::sig_term),
547 sw_int (this, &sig_handlers::sig_term)
548 {
549 }
550} sig_handlers;
551
552void
553rxvt_init ()
554{
555 /*
556 * Save and then give up any super-user privileges
557 * If we need privileges in any area then we must specifically request it.
558 * We should only need to be root in these cases:
559 * 1. write utmp entries on some systems
560 * 2. chown tty on some systems
561 */
562 rxvt_privileges (SAVE);
563 rxvt_privileges (IGNORE);
564
565 signal (SIGHUP, SIG_IGN);
566 signal (SIGPIPE, SIG_IGN);
567
568 sig_handlers.sw_chld.start (SIGCHLD);
569 sig_handlers.sw_term.start (SIGTERM);
570 sig_handlers.sw_int.start (SIGINT);
571
572 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
573 /* signal (SIGURG, SIG_DFL); */
574
575 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
576 // TODO: handle this with exceptions and tolerate the memory loss
577 XSetIOErrorHandler (rxvt_xioerror_handler);
211} 578}
212 579
213/* ------------------------------------------------------------------------- * 580/* ------------------------------------------------------------------------- *
214 * MEMORY ALLOCATION WRAPPERS * 581 * MEMORY ALLOCATION WRAPPERS *
215 * ------------------------------------------------------------------------- */ 582 * ------------------------------------------------------------------------- */
216/* EXTPROTO */ 583void *
584rxvt_malloc (size_t size)
585{
586 void *p = malloc (size);
587
588 if (!p)
589 rxvt_fatal ("memory allocation failure. aborting.\n");
590
591 return p;
592}
593
594void *
595rxvt_calloc (size_t number, size_t size)
596{
597 void *p = calloc (number, size);
598
599 if (!p)
600 rxvt_fatal ("memory allocation failure. aborting.\n");
601
602 return p;
603}
604
217void * 605void *
218rxvt_malloc(size_t size)
219{
220 void *p;
221
222 p = malloc(size);
223 if (p)
224 return p;
225
226 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227 rxvt_clean_exit();
228 exit(EXIT_FAILURE);
229 /* NOTREACHED */
230}
231
232/* EXTPROTO */
233void *
234rxvt_calloc(size_t number, size_t size)
235{
236 void *p;
237
238 p = calloc(number, size);
239 if (p)
240 return p;
241
242 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243 rxvt_clean_exit();
244 exit(EXIT_FAILURE);
245 /* NOTREACHED */
246}
247
248/* EXTPROTO */
249void *
250rxvt_realloc(void *ptr, size_t size) 606rxvt_realloc (void *ptr, size_t size)
251{ 607{
252 void *p;
253
254 if (ptr)
255 p = realloc(ptr, size); 608 void *p = realloc (ptr, size);
256 else 609
257 p = malloc(size);
258 if (p) 610 if (!p)
611 rxvt_fatal ("memory allocation failure. aborting.\n");
612
259 return p; 613 return p;
260
261 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262 rxvt_clean_exit();
263 exit(EXIT_FAILURE);
264 /* NOTREACHED */
265} 614}
615
266/* ------------------------------------------------------------------------- * 616/* ------------------------------------------------------------------------- *
267 * PRIVILEGED OPERATIONS * 617 * PRIVILEGED OPERATIONS *
268 * ------------------------------------------------------------------------- */ 618 * ------------------------------------------------------------------------- */
269/* take care of suid/sgid super-user (root) privileges */ 619/* take care of suid/sgid super-user (root) privileges */
270/* INTPROTO */
271void 620void
272rxvt_privileges(pR_ int mode) 621rxvt_privileges (rxvt_privaction action)
273{ 622{
623#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
624 static uid_t euid;
625 static gid_t egid;
626#endif
627
274#if ! defined(__CYGWIN32__) 628#if ! defined(__CYGWIN32__)
275# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 629# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276/* setreuid() is the poor man's setuid(), seteuid() */ 630 /* setreuid () is the poor man's setuid (), seteuid () */
277# define seteuid(a) setreuid(-1, (a)) 631# define seteuid(a) setreuid(-1, (a))
278# define setegid(a) setregid(-1, (a)) 632# define setegid(a) setregid(-1, (a))
279# define HAVE_SETEUID 633# define HAVE_SETEUID
280# endif 634# endif
281# ifdef HAVE_SETEUID 635# ifdef HAVE_SETEUID
282 switch (mode) { 636 switch (action)
637 {
283 case IGNORE: 638 case IGNORE:
284 /* 639 /*
285 * change effective uid/gid - not real uid/gid - so we can switch 640 * change effective uid/gid - not real uid/gid - so we can switch
286 * back to root later, as required 641 * back to root later, as required
287 */ 642 */
288 seteuid(getuid()); 643 seteuid (getuid ());
289 setegid(getgid()); 644 setegid (getgid ());
290 break; 645 break;
291 case SAVE: 646 case SAVE:
292 R->h->euid = geteuid(); 647 euid = geteuid ();
293 R->h->egid = getegid(); 648 egid = getegid ();
294 break; 649 break;
295 case RESTORE: 650 case RESTORE:
296 seteuid(R->h->euid); 651 seteuid (euid);
297 setegid(R->h->egid); 652 setegid (egid);
298 break; 653 break;
299 } 654 }
300# else 655# else
301 switch (mode) { 656 switch (action)
657 {
302 case IGNORE: 658 case IGNORE:
303 setuid(getuid()); 659 setuid (getuid ());
304 setgid(getgid()); 660 setgid (getgid ());
305 /* FALLTHROUGH */ 661 /* FALLTHROUGH */
306 case SAVE: 662 case SAVE:
307 /* FALLTHROUGH */ 663 /* FALLTHROUGH */
308 case RESTORE: 664 case RESTORE:
309 break; 665 break;
310 } 666 }
311# endif 667# endif
312#endif 668#endif
313} 669}
314 670
315#ifdef UTMP_SUPPORT 671#ifdef UTMP_SUPPORT
316/* EXTPROTO */
317void 672void
318rxvt_privileged_utmp(pR_ char action) 673rxvt_term::privileged_utmp (rxvt_privaction action)
319{ 674{
320 struct rxvt_hidden *h = R->h;
321
322 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323 if (h->next_utmp_action != action
324 || (action != SAVE && action != RESTORE)
325 || (R->Options & Opt_utmpInhibit) 675 if ((options & Opt_utmpInhibit)
326 || h->ttydev == NULL 676 || !pty.name || !*pty.name)
327 || *h->ttydev == '\0') 677 return;
328 return;
329 678
330 rxvt_privileges(aR_ RESTORE); 679 rxvt_privileges (RESTORE);
680
331 if (action == SAVE) { 681 if (action == SAVE)
332 h->next_utmp_action = RESTORE; 682 makeutent (pty.name, rs[Rs_display_name]);
333 rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]); 683 else
334 } else { /* action == RESTORE */ 684 cleanutent ();
335 h->next_utmp_action = IGNORE; 685
336 rxvt_cleanutent(aR);
337 }
338 rxvt_privileges(aR_ IGNORE); 686 rxvt_privileges (IGNORE);
339}
340#endif
341
342#ifndef NO_SETOWNER_TTYDEV
343/* EXTPROTO */
344void
345rxvt_privileged_ttydev(pR_ char action)
346{
347 struct rxvt_hidden *h = R->h;
348
349 D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350 if (h->next_tty_action != action
351 || (action != SAVE && action != RESTORE)
352 || h->ttydev == NULL
353 || *h->ttydev == '\0')
354 return;
355
356 rxvt_privileges(aR_ RESTORE);
357
358 if (action == SAVE) {
359 h->next_tty_action = RESTORE;
360# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362 if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363 h->next_tty_action = IGNORE;
364 else
365# endif
366 {
367 chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368 chmod(h->ttydev, h->ttymode);
369# ifdef HAVE_REVOKE
370 revoke(h->ttydev);
371# endif
372 }
373 } else { /* action == RESTORE */
374 h->next_tty_action = IGNORE;
375# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376 chmod(h->ttydev, h->ttyfd_stat.st_mode);
377 chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378# else
379 chmod(h->ttydev,
380 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381 chown(h->ttydev, 0, 0);
382# endif
383 }
384
385 rxvt_privileges(aR_ IGNORE);
386
387# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389# endif
390} 687}
391#endif 688#endif
392 689
393/*----------------------------------------------------------------------*/ 690/*----------------------------------------------------------------------*/
394/* 691/*
395 * window size/position calculcations for XSizeHint and other storage. 692 * window size/position calculcations for XSizeHint and other storage.
396 * if width/height are non-zero then override calculated width/height 693 * if width/height are non-zero then override calculated width/height
397 */ 694 */
398/* EXTPROTO */
399void 695void
400rxvt_window_calc(pR_ unsigned int width, unsigned int height) 696rxvt_term::window_calc (unsigned int width, unsigned int height)
401{ 697{
402 short recalc_x, recalc_y; 698 short recalc_x, recalc_y;
403 int x, y, sb_w, mb_h, flags; 699 int x, y, sb_w, mb_h, flags;
404 unsigned int w, h; 700 unsigned int w, h;
405 unsigned int max_width, max_height; 701 unsigned int max_width, max_height;
702 dDisp;
406 703
407 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); 704 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
705 TermWin.ncol, TermWin.nrow, szHint.width,
706 szHint.height));
408 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 707 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409 R->szHint.win_gravity = NorthWestGravity; 708 szHint.win_gravity = NorthWestGravity;
410 /* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 709 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411 710
412 recalc_x = recalc_y = 0; 711 recalc_x = recalc_y = 0;
413 flags = 0; 712 flags = 0;
414 if (!R->h->parsed_geometry) { 713 if (!parsed_geometry)
714 {
415 R->h->parsed_geometry = 1; 715 parsed_geometry = 1;
416 if (R->h->rs[Rs_geometry]) 716 if (rs[Rs_geometry])
417 flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h); 717 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
718
418 if (flags & WidthValue) { 719 if (flags & WidthValue)
720 {
419 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 721 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
420 R->szHint.flags |= USSize; 722 szHint.flags |= USSize;
421 } 723 }
724
422 if (flags & HeightValue) { 725 if (flags & HeightValue)
726 {
423 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 727 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
424 R->szHint.flags |= USSize; 728 szHint.flags |= USSize;
425 } 729 }
730
426 if (flags & XValue) { 731 if (flags & XValue)
427 R->szHint.x = x; 732 {
733 szHint.x = x;
428 R->szHint.flags |= USPosition; 734 szHint.flags |= USPosition;
429 if (flags & XNegative) { 735 if (flags & XNegative)
430 recalc_x = 1; 736 {
737 recalc_x = 1;
431 R->szHint.win_gravity = NorthEastGravity; 738 szHint.win_gravity = NorthEastGravity;
739 }
740 }
741
742 if (flags & YValue)
743 {
744 szHint.y = y;
745 szHint.flags |= USPosition;
746 if (flags & YNegative)
747 {
748 recalc_y = 1;
749 if (szHint.win_gravity == NorthEastGravity)
750 szHint.win_gravity = SouthEastGravity;
751 else
752 szHint.win_gravity = SouthWestGravity;
753 }
754 }
432 } 755 }
433 } 756
434 if (flags & YValue) {
435 R->szHint.y = y;
436 R->szHint.flags |= USPosition;
437 if (flags & YNegative) {
438 recalc_y = 1;
439 if (R->szHint.win_gravity == NorthEastGravity)
440 R->szHint.win_gravity = SouthEastGravity;
441 else
442 R->szHint.win_gravity = SouthWestGravity;
443 }
444 }
445 }
446/* TODO: BOUNDS */ 757 /* TODO: BOUNDS */
447 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 758 TermWin.width = TermWin.ncol * TermWin.fwidth;
448 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 759 TermWin.height = TermWin.nrow * TermWin.fheight;
449 max_width = MAX_COLS * R->TermWin.fwidth; 760 max_width = MAX_COLS * TermWin.fwidth;
450 max_height = MAX_ROWS * R->TermWin.fheight; 761 max_height = MAX_ROWS * TermWin.fheight;
451 762
452 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 763 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
453 764
454 sb_w = mb_h = 0; 765 sb_w = mb_h = 0;
455 R->h->window_vt_x = R->h->window_vt_y = 0; 766 window_vt_x = window_vt_y = TermWin.int_bwidth;
767
456 if (scrollbar_visible(R)) { 768 if (scrollbar_visible ())
769 {
457 sb_w = scrollbar_TotalWidth(); 770 sb_w = scrollbar_TotalWidth ();
458 R->szHint.base_width += sb_w; 771 szHint.base_width += sb_w;
459 if (!(R->Options & Opt_scrollBar_right)) 772 if (!(options & Opt_scrollBar_right))
460 R->h->window_vt_x = sb_w; 773 window_vt_x += sb_w;
461 } 774 }
775
462 if (menubar_visible(R)) { 776 if (menubar_visible ())
777 {
463 mb_h = menuBar_TotalHeight(); 778 mb_h = menuBar_TotalHeight ();
464 R->szHint.base_height += mb_h; 779 szHint.base_height += mb_h;
465 R->h->window_vt_y = mb_h; 780 window_vt_y += mb_h;
466 } 781 }
782
467 R->szHint.width_inc = R->TermWin.fwidth; 783 szHint.width_inc = TermWin.fwidth;
468 R->szHint.height_inc = R->TermWin.fheight; 784 szHint.height_inc = TermWin.fheight;
469 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 785 szHint.min_width = szHint.base_width + szHint.width_inc;
470 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 786 szHint.min_height = szHint.base_height + szHint.height_inc;
471 787
472 if (width && width - R->szHint.base_width < max_width) { 788 if (width && width - szHint.base_width < max_width)
789 {
473 R->szHint.width = width; 790 szHint.width = width;
474 R->TermWin.width = width - R->szHint.base_width; 791 TermWin.width = width - szHint.base_width;
475 } else { 792 }
793 else
794 {
476 MIN_IT(R->TermWin.width, max_width); 795 MIN_IT (TermWin.width, max_width);
477 R->szHint.width = R->szHint.base_width + R->TermWin.width; 796 szHint.width = szHint.base_width + TermWin.width;
478 } 797 }
798
479 if (height && height - R->szHint.base_height < max_height) { 799 if (height && height - szHint.base_height < max_height)
800 {
480 R->szHint.height = height; 801 szHint.height = height;
481 R->TermWin.height = height - R->szHint.base_height; 802 TermWin.height = height - szHint.base_height;
482 } else { 803 }
804 else
805 {
483 MIN_IT(R->TermWin.height, max_height); 806 MIN_IT (TermWin.height, max_height);
484 R->szHint.height = R->szHint.base_height + R->TermWin.height; 807 szHint.height = szHint.base_height + TermWin.height;
485 } 808 }
809
486 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 810 if (scrollbar_visible () && (options & Opt_scrollBar_right))
487 R->h->window_sb_x = R->szHint.width - sb_w; 811 window_sb_x = szHint.width - sb_w;
488 812
489 if (recalc_x) 813 if (recalc_x)
490 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 814 szHint.x += (DisplayWidth (disp, display->screen)
491 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 815 - szHint.width - 2 * TermWin.ext_bwidth);
492 if (recalc_y) 816 if (recalc_y)
493 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 817 szHint.y += (DisplayHeight (disp, display->screen)
494 - R->szHint.height - 2 * R->TermWin.ext_bwidth); 818 - szHint.height - 2 * TermWin.ext_bwidth);
495 819
496 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 820 TermWin.ncol = TermWin.width / TermWin.fwidth;
497 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 821 TermWin.nrow = TermWin.height / TermWin.fheight;
498 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); 822 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
823 TermWin.ncol, TermWin.nrow, szHint.width,
824 szHint.height));
499 return; 825 return;
500} 826}
501 827
502/*----------------------------------------------------------------------*/ 828/*----------------------------------------------------------------------*/
503/* 829/*
504 * Tell the teletype handler what size the window is. 830 * Tell the teletype handler what size the window is.
505 * Called after a window size change. 831 * Called after a window size change.
506 */ 832 */
507/* EXTPROTO */
508void 833void
509rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 834rxvt_term::tt_winch ()
510{ 835{
836 if (pty.pty < 0)
837 return;
838
511 struct winsize ws; 839 struct winsize ws;
512 840
513 if (fd < 0)
514 return;
515 ws.ws_col = col; 841 ws.ws_col = TermWin.ncol;
516 ws.ws_row = row; 842 ws.ws_row = TermWin.nrow;
517 ws.ws_xpixel = ws.ws_ypixel = 0; 843 ws.ws_xpixel = TermWin.width;
518#ifndef DEBUG_SIZE 844 ws.ws_ypixel = TermWin.height;
519 (void)ioctl(fd, TIOCSWINSZ, &ws); 845 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520#else 846
521 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 847#if 0
522 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 848 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523 }
524# ifdef SIGWINCH
525 else if (pid) /* force through to the command */ 849 if (cmd_pid) /* force through to the command */
526 kill(pid, SIGWINCH); 850 kill (-cmd_pid, SIGWINCH);
527# endif
528#endif 851#endif
529} 852}
530 853
531/*----------------------------------------------------------------------*/ 854/*----------------------------------------------------------------------*/
532/* rxvt_change_font() - Switch to a new font */ 855/* set_fonts () - load and set the various fonts
533/* 856 *
534 * init = 1 - initialize 857 * init = 1 - initialize
535 * 858 *
536 * fontname == FONT_UP - switch to bigger font 859 * fontname == FONT_UP - switch to bigger font
537 * fontname == FONT_DN - switch to smaller font 860 * fontname == FONT_DN - switch to smaller font
538 */ 861 */
539/* EXTPROTO */ 862bool
540void 863rxvt_term::set_fonts ()
541rxvt_change_font(pR_ int init, const char *fontname)
542{ 864{
543} 865 rxvt_fontset *fs = new rxvt_fontset (this);
866 rxvt_fontprop prop;
544 867
545/* INTPROTO */ 868 if (!fs
546void 869 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547rxvt_font_up_down(pR_ int n, int direction) 870 || !fs->realize_font (1))
871 {
872 delete fs;
873 return false;
874 }
875
876#if ENABLE_STYLES
877 for (int i = RS_styleCount; --i; )
878 if (TermWin.fontset[i] != TermWin.fontset[0])
879 delete TermWin.fontset[i];
880#endif
881
882 delete TermWin.fontset[0];
883 TermWin.fontset[0] = fs;
884
885 prop = (*fs)[1]->properties ();
886 prop.height += TermWin.lineSpace;
887 fs->set_prop (prop);
888
889 TermWin.fwidth = prop.width;
890 TermWin.fheight = prop.height;
891 TermWin.fweight = prop.weight;
892 TermWin.fslant = prop.slant;
893 TermWin.fbase = (*fs)[1]->ascent;
894
895 for (int style = 1; style < 4; style++)
896 {
897#if ENABLE_STYLES
898 const char *res = rs[Rs_font + style];
899
900 if (res && !*res)
901 TermWin.fontset[style] = TermWin.fontset[0];
902 else
903 {
904 TermWin.fontset[style] = fs = new rxvt_fontset (this);
905 rxvt_fontprop prop2 = prop;
906
907 if (res)
908 prop2.weight = prop2.slant = rxvt_fontprop::unset;
909 else
910 {
911 res = TermWin.fontset[0]->fontdesc;
912
913 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
914 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
915 }
916
917 fs->populate (res);
918 fs->set_prop (prop2);
919 }
920#else
921 TermWin.fontset[style] = TermWin.fontset[0];
922#endif
923 }
924
925 if (TermWin.parent[0])
926 {
927 resize_all_windows (0, 0, 0);
928 scr_remap_chars ();
929 scr_touch (true);
930 }
931
932 return true;
933}
934
935void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548{ 936{
937 // TODO: SMART_WINDOW_TITLE
938 XChangeProperty (display->display, TermWin.parent[0],
939 prop, XA_STRING, 8, PropModeReplace,
940 (const unsigned char *)str, len >= 0 ? len : strlen (str));
941}
942
943void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
944{
945 // TODO: SMART_WINDOW_TITLE
946 wchar_t *ws = rxvt_mbstowcs (str, len);
947 char *s = rxvt_wcstoutf8 (ws);
948
949 XChangeProperty (display->display, TermWin.parent[0],
950 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
951 (const unsigned char *)s, strlen (s));
952
953 free (s);
954 free (ws);
549} 955}
550 956
551/*----------------------------------------------------------------------*/ 957/*----------------------------------------------------------------------*/
552/*----------------------------------------------------------------------*/ 958/*----------------------------------------------------------------------*/
553/* xterm sequences - title, iconName, color (exptl) */ 959/* xterm sequences - title, iconName, color (exptl) */
554/* EXTPROTO */
555void 960void
556rxvt_set_title(pR_ const char *str) 961rxvt_term::set_title (const char *str)
557{ 962{
558#ifndef SMART_WINDOW_TITLE 963 set_string_property (XA_WM_NAME, str);
559 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 964#if ENABLE_EWMH
965 set_utf8_property (xa[XA_NET_WM_NAME], str);
966#endif
967}
968
969void
970rxvt_term::set_icon_name (const char *str)
971{
972 set_string_property (XA_WM_ICON_NAME, str);
973#if ENABLE_EWMH
974 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
975#endif
976}
977
978#ifdef XTERM_COLOR_CHANGE
979void
980rxvt_term::set_window_color (int idx, const char *color)
981{
982 rxvt_color xcol;
983 int i;
984
985 if (color == NULL || *color == '\0')
986 return;
987
988 /* handle color aliases */
989 if (isdigit (*color))
990 {
991 i = atoi (color);
992
993 if (i >= 8 && i <= 15)
994 { /* bright colors */
995 i -= 8;
996# ifndef NO_BRIGHTCOLOR
997 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
998 SET_PIXCOLOR (idx);
999 goto done;
1000# endif
1001 }
1002
1003 if (i >= 0 && i <= 7)
1004 { /* normal colors */
1005 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1006 SET_PIXCOLOR (idx);
1007 goto done;
1008 }
1009 }
1010
1011 if (!rXParseAllocColor (&xcol, color))
1012 return;
1013
1014 /* XStoreColor (display->display, display->cmap, XColor*); */
1015
1016 /*
1017 * FIXME: should free colors here, but no idea how to do it so instead,
1018 * so just keep gobbling up the colormap
1019 */
1020# if 0
1021 for (i = Color_Black; i <= Color_White; i++)
1022 if (pix_colors[idx] == pix_colors[i])
1023 break;
1024 if (i > Color_White)
1025 {
1026 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1027 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1028 DisplayPlanes (display->display, display->screen));
1029 }
1030# endif
1031
1032 pix_colors_focused[idx] = xcol;
1033 SET_PIXCOLOR (idx);
1034
1035 /* XSetWindowAttributes attr; */
1036 /* Cursor cursor; */
1037done:
1038
1039#if OFF_FOCUS_FADING
1040 if (rs[Rs_fade])
1041 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1042#endif
1043
1044 /*TODO: handle Color_BD, scrollbar background, etc. */
1045
1046 recolour_cursor ();
1047 scr_recolour ();
1048}
1049
560#else 1050#else
561 char *name;
562
563 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564 name = NULL;
565 if (name == NULL || STRCMP(name, str))
566 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567 if (name)
568 XFree(name);
569#endif
570}
571
572/* EXTPROTO */
573void
574rxvt_set_iconName(pR_ const char *str)
575{
576#ifndef SMART_WINDOW_TITLE
577 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578#else
579 char *name;
580
581 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582 name = NULL;
583 if (name == NULL || STRCMP(name, str))
584 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585 if (name)
586 XFree(name);
587#endif
588}
589
590#ifdef XTERM_COLOR_CHANGE
591/* EXTPROTO */
592void
593rxvt_set_window_color(pR_ int idx, const char *color)
594{
595 rxvt_color xcol;
596 int i;
597
598 if (color == NULL || *color == '\0')
599 return;
600
601/* handle color aliases */
602 if (isdigit(*color)) {
603 i = atoi(color);
604 if (i >= 8 && i <= 15) { /* bright colors */
605 i -= 8;
606# ifndef NO_BRIGHTCOLOR
607 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608 SET_PIXCOLOR(R->h, idx);
609 goto Done;
610# endif
611 }
612 if (i >= 0 && i <= 7) { /* normal colors */
613 R->PixColors[idx] = R->PixColors[minCOLOR + i];
614 SET_PIXCOLOR(R->h, idx);
615 goto Done;
616 }
617 }
618 if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619 return;
620/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622/*
623 * FIXME: should free colors here, but no idea how to do it so instead,
624 * so just keep gobbling up the colormap
625 */
626# if 0
627 for (i = Color_Black; i <= Color_White; i++)
628 if (R->PixColors[idx] == R->PixColors[i])
629 break;
630 if (i > Color_White) {
631 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633 DisplayPlanes(R->Xdisplay, Xscreen));
634 }
635# endif
636
637 R->PixColors[idx] = xcol;
638 SET_PIXCOLOR(R->h, idx);
639
640/* XSetWindowAttributes attr; */
641/* Cursor cursor; */
642 Done:
643 if (idx == Color_bg && !(R->Options & Opt_transparent))
644 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645 R->PixColors[Color_bg]);
646
647/* handle Color_BD, scrollbar background, etc. */
648
649 rxvt_set_colorfgbg(aR);
650 rxvt_recolour_cursor(aR);
651/* the only reasonable way to enforce a clean update */
652 rxvt_scr_poweron(aR);
653}
654
655#else
656# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1051# define set_window_color (idx,color) ((void)0)
657#endif /* XTERM_COLOR_CHANGE */ 1052#endif /* XTERM_COLOR_CHANGE */
658 1053
659/* EXTPROTO */
660void 1054void
661rxvt_recolour_cursor(pR) 1055rxvt_term::recolour_cursor ()
662{ 1056{
663 rxvt_color xcol[2]; 1057 XColor xcol[2];
664 1058
665#if TODO 1059 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
666 xcol[0] = R->PixColors[Color_pointer]; 1060 ? pix_colors_focused[Color_pointer_fg]
667 xcol[1] = R->PixColors[Color_bg]; 1061 : pix_colors_focused[Color_fg];
668 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1062 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1063 ? pix_colors_focused[Color_pointer_bg]
1064 : pix_colors_focused[Color_bg];
1065
1066 XQueryColors (display->display, display->cmap, xcol, 2);
669 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1067 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670#endif
671} 1068}
672 1069
673/*----------------------------------------------------------------------*/ 1070/*----------------------------------------------------------------------*/
674/* 1071/*
675 * find if fg/bg matches any of the normal (low-intensity) colors 1072 * find if fg/bg matches any of the normal (low-intensity) colors
676 */ 1073 */
677/* INTPROTO */
678void 1074void
679rxvt_set_colorfgbg(pR) 1075rxvt_term::set_colorfgbg ()
680{ 1076{
681 unsigned int i; 1077 unsigned int i;
682 const char *xpmb = "\0"; 1078 const char *xpmb = "\0";
683 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1079 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684 1080
685 R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1081 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686 STRCPY(fstr, "default"); 1082 strcpy (fstr, "default");
687 STRCPY(bstr, "default"); 1083 strcpy (bstr, "default");
688 for (i = Color_Black; i <= Color_White; i++) 1084 for (i = Color_Black; i <= Color_White; i++)
689 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1085 if (pix_colors[Color_fg] == pix_colors[i])
1086 {
690 sprintf(fstr, "%d", (i - Color_Black)); 1087 sprintf (fstr, "%d", (i - Color_Black));
691 break; 1088 break;
692 } 1089 }
1090
693 for (i = Color_Black; i <= Color_White; i++) 1091 for (i = Color_Black; i <= Color_White; i++)
694 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1092 if (pix_colors[Color_bg] == pix_colors[i])
1093 {
695 sprintf(bstr, "%d", (i - Color_Black)); 1094 sprintf (bstr, "%d", (i - Color_Black));
696#ifdef XPM_BACKGROUND 1095#ifdef XPM_BACKGROUND
697 xpmb = "default;"; 1096 xpmb = "default;";
698#endif 1097#endif
699 break; 1098 break;
700 } 1099 }
1100
701 sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1101 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702 putenv(R->h->env_colorfgbg);
703
704#ifndef NO_BRIGHTCOLOR
705 R->h->colorfgbg = DEFAULT_RSTYLE;
706 for (i = minCOLOR; i <= maxCOLOR; i++) {
707 if (R->PixColors[Color_fg] == R->PixColors[i])
708 R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709 if (R->PixColors[Color_bg] == R->PixColors[i])
710 R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711 }
712#endif
713} 1102}
714 1103
715/*----------------------------------------------------------------------*/ 1104/*----------------------------------------------------------------------*/
716/*
717 * Colour determination for low colour displays, routine from
718 * Hans de Goede <hans@highrise.nl>
719 */
720 1105
721/* EXTPROTO */
722int 1106int
723rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour) 1107rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724{ 1108{
725 screen_in_out->set (aR_ colour);
726
727 if (!screen_in_out->set (aR_ colour)) 1109 if (!screen_in_out->set (display, colour))
728 { 1110 {
729 rxvt_print_error("can't allocate colour: %s", colour); 1111 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730 return false; 1112 return false;
731 } 1113 }
732 1114
733 return true; 1115 return true;
734} 1116}
735 1117
736/* -------------------------------------------------------------------- * 1118/* -------------------------------------------------------------------- *
737 * - WINDOW RESIZING - * 1119 * - WINDOW RESIZING - *
738 * -------------------------------------------------------------------- */ 1120 * -------------------------------------------------------------------- */
739/* EXTPROTO */
740void 1121void
741rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent) 1122rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
742{ 1123{
743 int fix_screen; 1124 int fix_screen;
744#ifdef SMART_RESIZE 1125#ifdef SMART_RESIZE
745 int old_width = R->szHint.width, 1126 int old_width = szHint.width, old_height = szHint.height;
746 old_height = R->szHint.height;
747#endif 1127#endif
1128 dDisp;
748 1129
749 rxvt_window_calc(aR_ width, height); 1130 window_calc (width, height);
750 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint); 1131 XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
1132
751 if (!ignoreparent) { 1133 if (!ignoreparent)
1134 {
752#ifdef SMART_RESIZE 1135#ifdef SMART_RESIZE
753/* 1136 /*
754 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1137 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755 * reposition window on resize depending on placement on screen 1138 * reposition window on resize depending on placement on screen
756 */ 1139 */
757 int x, y, x1, y1; 1140 int x, y, x1, y1;
758 int dx, dy; 1141 int dx, dy;
759 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1142 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760 Window unused_cr; 1143 Window unused_cr;
761 1144
762 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1145 XTranslateCoordinates (disp, TermWin.parent[0], display->root,
763 0, 0, &x, &y, &unused_cr); 1146 0, 0, &x, &y, &unused_cr);
764 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1147 XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
765 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1148 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
766 /* 1149 /*
767 * if Xroot isn't the parent window, a WM will probably have offset 1150 * if display->root isn't the parent window, a WM will probably have offset
768 * our position for handles and decorations. Counter it 1151 * our position for handles and decorations. Counter it
769 */ 1152 */
770 if (x1 != x || y1 != y) { 1153 if (x1 != x || y1 != y)
1154 {
771 x -= x1; 1155 x -= x1;
772 y -= y1; 1156 y -= y1;
773 } 1157 }
774 1158
775 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1159 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
776 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1160 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
777 dx = old_width - R->szHint.width; 1161 dx = old_width - szHint.width;
778 dy = old_height - R->szHint.height; 1162 dy = old_height - szHint.height;
779 1163
780 /* Check position of the center of the window */ 1164 /* Check position of the center of the window */
781 if (x < x1) /* left half */ 1165 if (x < x1) /* left half */
782 dx = 0; 1166 dx = 0;
783 else if (x == x1) /* exact center */ 1167 else if (x == x1) /* exact center */
784 dx /= 2; 1168 dx /= 2;
785 if (y < y1) /* top half */ 1169 if (y < y1) /* top half */
786 dy = 0; 1170 dy = 0;
787 else if (y == y1) /* exact center */ 1171 else if (y == y1) /* exact center */
788 dy /= 2; 1172 dy /= 2;
789 1173
790 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1174 XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
791 R->szHint.width, R->szHint.height); 1175 szHint.width, szHint.height);
792#else 1176#else
793 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1177 XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
794 R->szHint.height);
795#endif 1178#endif
796 } 1179 }
797 1180
798 fix_screen = (R->TermWin.ncol != R->h->prev_ncol 1181 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
799 || R->TermWin.nrow != R->h->prev_nrow); 1182
800 if (fix_screen || width != R->h->old_width || height != R->h->old_height) { 1183 if (fix_screen || width != old_width || height != old_height)
1184 {
801 if (scrollbar_visible(R)) { 1185 if (scrollbar_visible ())
802 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x, 1186 {
803 0, scrollbar_TotalWidth(), R->szHint.height); 1187 XMoveResizeWindow (disp, scrollBar.win,
804 rxvt_Resize_scrollBar(aR); 1188 window_sb_x, 0,
805 } 1189 scrollbar_TotalWidth (), szHint.height);
1190 resize_scrollbar ();
1191 }
1192
806 if (menubar_visible(R)) 1193 if (menubar_visible ())
807 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x, 1194 XMoveResizeWindow (disp, menuBar.win,
808 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1195 window_vt_x, 0,
809 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x, 1196 TermWin_TotalWidth (), menuBar_TotalHeight ());
810 R->h->window_vt_y, TermWin_TotalWidth(), 1197
811 TermWin_TotalHeight()); 1198 XMoveResizeWindow (disp, TermWin.vt,
812#ifdef RXVT_GRAPHICS 1199 window_vt_x, window_vt_y,
813 if (R->h->old_height) 1200 TermWin_TotalWidth (), TermWin_TotalHeight ());
814 rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width, 1201
815 R->h->old_height - R->szHint.base_height); 1202 scr_clear ();
816#endif
817 rxvt_scr_clear(aR);
818#ifdef XPM_BACKGROUND 1203#ifdef XPM_BACKGROUND
819 rxvt_resize_pixmap(aR); 1204 resize_pixmap ();
820#endif 1205#endif
821 } 1206 }
822 1207
823 if (fix_screen || R->h->old_height == 0) { 1208 if (fix_screen || old_height == 0)
824 int curr_screen = -1; 1209 {
825 uint16_t old_ncol = R->h->prev_ncol; 1210 int curr_screen = -1;
1211 int old_ncol = prev_ncol;
826 1212
827 /* scr_reset only works on the primary screen */ 1213 /* scr_reset only works on the primary screen */
828 if (R->h->old_height) /* this is not the first time through */ 1214 if (old_height) /* this is not the first time through */
1215 {
1216 unsigned int ncol = TermWin.ncol;
1217 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1218 curr_screen = scr_change_screen (PRIMARY);
830 rxvt_scr_reset(aR); 1219 TermWin.ncol = ncol;
1220 }
1221
1222 scr_reset ();
1223
831 if (curr_screen >= 0) { /* this is not the first time through */ 1224 if (curr_screen >= 0) /* this is not the first time through */
832 rxvt_scr_change_screen(aR_ curr_screen); 1225 {
1226 scr_change_screen (curr_screen);
833 rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0)); 1227 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
834 } 1228 }
835 } 1229 }
836 1230
837 R->h->old_width = R->szHint.width; 1231 old_width = szHint.width;
838 R->h->old_height = R->szHint.height; 1232 old_height = szHint.height;
1233
1234#ifdef XPM_BACKGROUND
1235 if (TermWin.pixmap)
1236 scr_touch (false);
1237#endif
839 1238
840#ifdef USE_XIM 1239#ifdef USE_XIM
841 rxvt_IMSetStatusPosition(aR); 1240 IMSetStatusPosition ();
842#endif 1241#endif
843} 1242}
844 1243
845/* 1244/*
846 * Set the width/height of the vt window in characters. Units are pixels. 1245 * Set the width/height of the vt window in characters. Units are pixels.
847 * good for toggling 80/132 columns 1246 * good for toggling 80/132 columns
848 */ 1247 */
849/* EXTPROTO */
850void 1248void
851rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1249rxvt_term::set_widthheight (unsigned int width, unsigned int height)
852{ 1250{
853 XWindowAttributes wattr; 1251 XWindowAttributes wattr;
854 1252
855 if (width == 0 || height == 0) { 1253 if (width == 0 || height == 0)
1254 {
856 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1255 XGetWindowAttributes (display->display, display->root, &wattr);
1256
857 if (width == 0) 1257 if (width == 0)
858 width = wattr.width - R->szHint.base_width; 1258 width = wattr.width - szHint.base_width;
859 if (height == 0) 1259 if (height == 0)
860 height = wattr.height - R->szHint.base_height; 1260 height = wattr.height - szHint.base_height;
861 } 1261 }
1262
862 if (width != R->TermWin.width || height != R->TermWin.height) { 1263 if (width != TermWin.width || height != TermWin.height)
1264 {
863 width += R->szHint.base_width; 1265 width += szHint.base_width;
864 height += R->szHint.base_height; 1266 height += szHint.base_height;
865 rxvt_resize_all_windows(aR_ width, height, 0); 1267 resize_all_windows (width, height, 0);
866 } 1268 }
867} 1269}
868 1270
869/* -------------------------------------------------------------------- * 1271/* -------------------------------------------------------------------- *
870 * - X INPUT METHOD ROUTINES - * 1272 * - X INPUT METHOD ROUTINES - *
871 * -------------------------------------------------------------------- */ 1273 * -------------------------------------------------------------------- */
872#ifdef USE_XIM 1274#ifdef USE_XIM
873/* INTPROTO */
874void
875rxvt_setSize(pR_ XRectangle *size)
876{
877 size->x = R->TermWin.int_bwidth;
878 size->y = R->TermWin.int_bwidth;
879 size->width = Width2Pixel(R->TermWin.ncol);
880 size->height = Height2Pixel(R->TermWin.nrow);
881}
882 1275
883/* INTPROTO */
884void 1276void
885rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1277rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886{ 1278{
887 *fg = R->PixColors[Color_fg]; 1279 fg = pix_colors[Color_fg];
888 *bg = R->PixColors[Color_bg]; 1280 bg = pix_colors[Color_bg];
1281}
1282
1283void
1284rxvt_term::im_set_size (XRectangle &size)
1285{
1286 // the int_bwidth terms make no sense to me
1287 size.x = TermWin.int_bwidth;
1288 size.y = TermWin.int_bwidth;
1289 size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1290 size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1291}
1292
1293void
1294rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1295 XRectangle &status_rect,
1296 const XRectangle &needed_rect)
1297{
1298 preedit_rect.x = needed_rect.width;
1299 preedit_rect.y = 0;
1300 preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
1301 preedit_rect.height = TermWin.fheight;
1302
1303 status_rect.x = 0;
1304 status_rect.y = 0;
1305 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
1306 status_rect.height = TermWin.fheight;
889} 1307}
890 1308
891/* Checking whether input method is running. */ 1309/* Checking whether input method is running. */
892/* INTPROTO */
893Bool 1310bool
894rxvt_IMisRunning(pR) 1311rxvt_term::IMisRunning ()
895{ 1312{
896 char *p; 1313 char *p;
897 Atom atom; 1314 Atom atom;
898 Window win; 1315 Window win;
899 char server[IMBUFSIZ]; 1316 char server[IMBUFSIZ];
900 1317
901 /* get current locale modifier */ 1318 /* get current locale modifier */
902 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1319 if ((p = XSetLocaleModifiers (NULL)) != NULL)
903 STRCPY(server, "@server="); 1320 {
1321 strcpy (server, "@server=");
904 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1322 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1323
905 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1324 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906 *p = '\0'; 1325 *p = '\0';
907 1326
908 atom = XInternAtom(R->Xdisplay, server, False); 1327 atom = XInternAtom (display->display, server, False);
909 win = XGetSelectionOwner(R->Xdisplay, atom); 1328 win = XGetSelectionOwner (display->display, atom);
1329
910 if (win != None) 1330 if (win != None)
911 return True; 1331 return True;
912 } 1332 }
1333
913 return False; 1334 return False;
914} 1335}
915 1336
916/* EXTPROTO */
917void 1337void
918rxvt_IMSendSpot(pR) 1338rxvt_term::IMSendSpot ()
919{ 1339{
920 XPoint spot; 1340 XPoint nspot;
921 XVaNestedList preedit_attr; 1341 XVaNestedList preedit_attr;
922 1342
923 if (R->h->Input_Context == NULL 1343 if (!Input_Context
924 || !R->TermWin.focus 1344 || !TermWin.focus
925 || !(R->h->input_style & XIMPreeditPosition) 1345 || !(input_style & XIMPreeditPosition))
926 || !(R->h->event_type == KeyPress 1346 return;
927 || R->h->event_type == Expose
928 || R->h->event_type == NoExpose
929 || R->h->event_type == SelectionNotify
930 || R->h->event_type == ButtonRelease
931 || R->h->event_type == FocusIn)
932 || !rxvt_IMisRunning(aR))
933 return;
934 1347
935 rxvt_setPosition(aR_ &spot); 1348 im_set_position (nspot);
936 1349
1350 if (nspot.x == spot.x && nspot.y == spot.y)
1351 return;
1352
1353 spot = nspot;
1354
937 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1355 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938 XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1356 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939 XFree(preedit_attr); 1357 XFree (preedit_attr);
940} 1358}
941 1359
942/* EXTPROTO */
943void 1360void
944rxvt_setTermFontSet(pR_ int idx) 1361rxvt_term::im_destroy ()
945{ 1362{
946 char *string; 1363 if (input_method)
947 long length; 1364 {
948 int success = 0; 1365 if (Input_Context && input_method->xim)
1366 XDestroyIC (Input_Context);
949 1367
950 if (idx < 0 || idx >= MAX_NFONTS) 1368 display->put_xim (input_method);
951 return; 1369 input_method = 0;
952}
953
954/* INTPROTO */
955void
956rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957{
958 int mbh, vtx = 0;
959
960 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961 vtx = scrollbar_TotalWidth();
962 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963 mbh -= R->TermWin.lineSpace;
964
965 preedit_rect->x = needed_rect->width + vtx;
966 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969 + vtx;
970 preedit_rect->height = Height2Pixel(1);
971
972 status_rect->x = vtx;
973 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975 status_rect->width = needed_rect->width ? needed_rect->width
976 : Width2Pixel(R->TermWin.ncol + 1);
977 status_rect->height = Height2Pixel(1);
978}
979
980/* ARGSUSED */
981/* INTPROTO */
982void
983rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984{
985 dR;
986
987 R->h->Input_Context = NULL;
988 /* To avoid Segmentation Fault in C locale: Solaris only? */
989 if (STRCMP(R->h->locale, "C"))
990 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991 rxvt_IMInstantiateCallback, NULL);
992}
993
994/*
995 * X manual pages and include files don't match on some systems:
996 * some think this is an XIDProc and others an XIMProc so we can't
997 * use the first argument - need to update this to be nice for
998 * both types via some sort of configure detection
999 */
1000/* ARGSUSED */
1001/* EXTPROTO */
1002void
1003rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004{
1005 dR;
1006 int i, found, had_im;
1007 const char *p;
1008 char **s;
1009 char buf[IMBUFSIZ];
1010
1011 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012 if (R->h->Input_Context)
1013 return;
1014
1015 found = had_im = 0;
1016 p = R->h->rs[Rs_inputMethod];
1017 if (p && *p) {
1018 had_im = 1;
1019 s = rxvt_splitcommastring(p);
1020 for (i = 0; s[i]; i++) {
1021 if (*s[i]) {
1022 STRCPY(buf, "@im=");
1023 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025 && (rxvt_IM_get_IC(aR) == True)) {
1026 found = 1;
1027 break;
1028 }
1029 } 1370 }
1030 }
1031 for (i = 0; s[i]; i++)
1032 free(s[i]);
1033 free(s);
1034 }
1035 if (found)
1036 return;
1037 1371
1038/* try with XMODIFIERS env. var. */ 1372 Input_Context = 0;
1039 if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040 rxvt_IM_get_IC(aR);
1041 return;
1042 }
1043
1044/* try with no modifiers base IF the user didn't specify an IM */
1045 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046 && rxvt_IM_get_IC(aR) == True)
1047 return;
1048} 1373}
1049 1374
1050/* 1375/*
1051 * Try to open a XIM with the current modifiers, then see if we can 1376 * Try to open a XIM with the current modifiers, then see if we can
1052 * open a suitable preedit type 1377 * open a suitable preedit type
1053 */ 1378 */
1054/* INTPROTO */
1055Bool 1379bool
1056rxvt_IM_get_IC(pR) 1380rxvt_term::IM_get_IC (const char *modifiers)
1057{ 1381{
1058 int i, j, found; 1382 int i, j, found;
1059 XIM xim; 1383 XIM xim;
1060 XPoint spot; 1384 XPoint spot;
1061 XRectangle rect, status_rect, needed_rect; 1385 XRectangle rect, status_rect, needed_rect;
1062 unsigned long fg, bg; 1386 unsigned long fg, bg;
1063 const char *p; 1387 const char *p;
1064 char **s; 1388 char **s;
1065 XIMStyles *xim_styles; 1389 XIMStyles *xim_styles;
1066 XVaNestedList preedit_attr, status_attr;
1067 XIMCallback ximcallback;
1068 struct rxvt_hidden *h = R->h;
1069 1390
1391 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1392 return false;
1393
1070 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1394 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1395 input_method = display->get_xim (locale, modifiers);
1072 if (xim == NULL) 1396 if (input_method == NULL)
1073 return False; 1397 return false;
1074 1398
1399 xim = input_method->xim;
1400 spot.x = spot.y = -1;
1401
1075 xim_styles = NULL; 1402 xim_styles = NULL;
1076 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1403 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077 || !xim_styles || !xim_styles->count_styles) { 1404 || !xim_styles || !xim_styles->count_styles)
1078 XCloseIM(xim);
1079 return False;
1080 } 1405 {
1406 im_destroy ();
1407 return false;
1408 }
1081 1409
1082 p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType] 1410 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083 : "OverTheSpot,OffTheSpot,Root"; 1411
1412 for (int pi = 0; pi < 2; pi++)
1413 {
1414 p = pet[pi];
1415
1416 if (!p)
1417 continue;
1418
1084 s = rxvt_splitcommastring(p); 1419 s = rxvt_splitcommastring (p);
1420
1085 for (i = found = 0; !found && s[i]; i++) { 1421 for (i = found = 0; !found && s[i]; i++)
1086 if (!STRCMP(s[i], "OverTheSpot")) 1422 {
1423 if (!strcmp (s[i], "OverTheSpot"))
1087 h->input_style = (XIMPreeditPosition | XIMStatusNothing); 1424 input_style = (XIMPreeditPosition | XIMStatusNothing);
1088 else if (!STRCMP(s[i], "OffTheSpot")) 1425 else if (!strcmp (s[i], "OffTheSpot"))
1089 h->input_style = (XIMPreeditArea | XIMStatusArea); 1426 input_style = (XIMPreeditArea | XIMStatusArea);
1090 else if (!STRCMP(s[i], "Root")) 1427 else if (!strcmp (s[i], "Root"))
1091 h->input_style = (XIMPreeditNothing | XIMStatusNothing); 1428 input_style = (XIMPreeditNothing | XIMStatusNothing);
1429 else if (!strcmp (s[i], "None"))
1430 input_style = (XIMPreeditNone | XIMStatusNone);
1092 1431
1093 for (j = 0; j < xim_styles->count_styles; j++) 1432 for (j = 0; j < xim_styles->count_styles; j++)
1094 if (h->input_style == xim_styles->supported_styles[j]) { 1433 if (input_style == xim_styles->supported_styles[j])
1095 found = 1; 1434 {
1096 break; 1435 rxvt_freecommastring (s);
1436
1437 found = 1;
1438 goto foundpet;
1439 }
1440
1441 }
1442
1443 rxvt_freecommastring (s);
1097 } 1444 }
1098 } 1445
1099 for (i = 0; s[i]; i++) 1446foundpet:
1100 free(s[i]); 1447
1101 free(s);
1102 XFree(xim_styles); 1448 XFree (xim_styles);
1103 1449
1104 if (!found) { 1450 if (!found)
1105 XCloseIM(xim);
1106 return False;
1107 } 1451 {
1452 im_destroy ();
1453 return false;
1454 }
1108 1455
1109 ximcallback.callback = rxvt_IMDestroyCallback; 1456 XFontSet fs = 0;
1110
1111 /* XXX: not sure why we need this (as well as IC one below) */
1112 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114 preedit_attr = status_attr = NULL; 1457 XVaNestedList preedit_attr = 0, status_attr = 0;
1115 1458
1459 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1460 {
1461 // fake us a font-set, please
1462 char **missing_charset_list;
1463 int missing_charset_count;
1464 char *def_string;
1465 char pat[512];
1466
1467 sprintf (pat,
1468 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1469 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1470 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1471 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1472 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1473 "*",
1474 TermWin.fheight,
1475 TermWin.fheight + 1, TermWin.fheight - 1,
1476 TermWin.fheight - 2, TermWin.fheight + 2);
1477
1478 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1479 &missing_charset_list, &missing_charset_count, &def_string);
1480
1481 if (missing_charset_list)
1482 XFreeStringList (missing_charset_list);
1483
1484 if (!fs)
1485 {
1486 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1487 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1488 }
1489 }
1490
1116 if (h->input_style & XIMPreeditPosition) { 1491 if (input_style & XIMPreeditPosition)
1117 rxvt_setSize(aR_ &rect); 1492 {
1118 rxvt_setPosition(aR_ &spot); 1493 im_set_size (rect);
1119 rxvt_setColor(aR_ &fg, &bg); 1494 im_set_position (spot);
1495 im_set_color (fg, bg);
1120 1496
1121 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1497 preedit_attr = XVaCreateNestedList (0,
1122 XNSpotLocation, &spot, 1498 XNForeground, fg,
1123 XNForeground, fg, 1499 XNBackground, bg,
1124 XNBackground, bg, 1500 XNArea, &rect,
1125 //XNFontSet, R->TermWin.fontset, 1501 XNSpotLocation, &spot,
1126 NULL); 1502 XNFontSet, fs,
1127 } else if (h->input_style & XIMPreeditArea) {
1128 rxvt_setColor(aR_ &fg, &bg);
1129
1130 /*
1131 * The necessary width of preedit area is unknown
1132 * until create input context.
1133 */
1134 needed_rect.width = 0;
1135
1136 rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139 XNForeground, fg,
1140 XNBackground, bg,
1141 //XNFontSet, R->TermWin.fontset,
1142 NULL);
1143 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144 XNForeground, fg,
1145 XNBackground, bg,
1146 //XNFontSet, R->TermWin.fontset,
1147 NULL); 1503 NULL);
1148 } 1504 }
1149 h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style, 1505 else if (input_style & XIMPreeditArea)
1150 XNClientWindow, R->TermWin.parent[0], 1506 {
1151 XNFocusWindow, R->TermWin.parent[0], 1507 im_set_color (fg, bg);
1152 XNDestroyCallback, &ximcallback, 1508
1153 preedit_attr ? XNPreeditAttributes : NULL, 1509 /*
1154 preedit_attr, 1510 * The necessary width of preedit area is unknown
1155 status_attr ? XNStatusAttributes : NULL, 1511 * until create input context.
1156 status_attr, NULL); 1512 */
1157 if (preedit_attr) 1513 needed_rect.width = 0;
1158 XFree(preedit_attr); 1514 im_set_preedit_area (rect, status_rect, needed_rect);
1159 if (status_attr) 1515
1160 XFree(status_attr); 1516 preedit_attr = XVaCreateNestedList (0,
1517 XNForeground, fg,
1518 XNBackground, bg,
1519 XNArea, &rect,
1520 XNFontSet, fs,
1521 NULL);
1522 status_attr = XVaCreateNestedList (0,
1523 XNForeground, fg,
1524 XNBackground, bg,
1525 XNArea, &status_rect,
1526 XNFontSet, fs,
1527 NULL);
1528 }
1529
1530 Input_Context = XCreateIC (xim,
1531 XNInputStyle, input_style,
1532 XNClientWindow, TermWin.vt,
1533 XNFocusWindow, TermWin.parent[0],
1534 preedit_attr ? XNPreeditAttributes : NULL,
1535 preedit_attr,
1536 status_attr ? XNStatusAttributes : NULL,
1537 status_attr, NULL);
1538
1539 if (preedit_attr) XFree (preedit_attr);
1540 if (status_attr) XFree (status_attr);
1541 if (fs) XFreeFontSet (display->display, fs);
1542
1161 if (h->Input_Context == NULL) { 1543 if (Input_Context == NULL)
1162 rxvt_print_error("failed to create input context");
1163 XCloseIM(xim);
1164 return False;
1165 } 1544 {
1545 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1546 im_destroy ();
1547 return false;
1548 }
1549
1166 if (h->input_style & XIMPreeditArea) 1550 if (input_style & XIMPreeditArea)
1167 rxvt_IMSetStatusPosition(aR); 1551 IMSetStatusPosition ();
1552
1168 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1553 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169 return True; 1554 return true;
1170} 1555}
1171 1556
1172/* EXTPROTO */
1173void 1557void
1558rxvt_term::im_cb ()
1559{
1560 int i;
1561 const char *p;
1562 char **s;
1563 char buf[IMBUFSIZ];
1564
1565 SET_R (this);
1566
1567 im_destroy ();
1568
1569 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1570 if (Input_Context)
1571 return;
1572
1573#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1574 if (rs[Rs_imLocale])
1575 SET_LOCALE (rs[Rs_imLocale]);
1576#endif
1577
1578 p = rs[Rs_inputMethod];
1579 if (p && *p)
1580 {
1581 bool found = false;
1582
1583 s = rxvt_splitcommastring (p);
1584
1585 for (i = 0; s[i]; i++)
1586 {
1587 if (*s[i])
1588 {
1589 strcpy (buf, "@im=");
1590 strncat (buf, s[i], IMBUFSIZ - 5);
1591 if (IM_get_IC (buf))
1592 {
1593 found = true;
1594 break;
1595 }
1596 }
1597 }
1598
1599 rxvt_freecommastring (s);
1600
1601 if (found)
1602 goto done;
1603 }
1604
1605 /* try with XMODIFIERS env. var. */
1606 if (IM_get_IC (""))
1607 goto done;
1608
1609 /* try with no modifiers base IF the user didn't specify an IM */
1610 if (IM_get_IC ("@im=none"))
1611 goto done;
1612
1613done:
1614#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1615 if (rs[Rs_imLocale])
1616 SET_LOCALE (locale);
1617#endif
1618}
1619
1620void
1174rxvt_IMSetStatusPosition(pR) 1621rxvt_term::IMSetStatusPosition ()
1175{ 1622{
1176 XRectangle preedit_rect, status_rect, *needed_rect; 1623 XRectangle preedit_rect, status_rect, *needed_rect;
1177 XVaNestedList preedit_attr, status_attr; 1624 XVaNestedList preedit_attr, status_attr;
1178 1625
1179 if (R->h->Input_Context == NULL 1626 if (!Input_Context
1180 || !R->TermWin.focus 1627 || !TermWin.focus
1181 || !(R->h->input_style & XIMPreeditArea) 1628 || !(input_style & XIMPreeditArea)
1182 || !rxvt_IMisRunning(aR)) 1629 || !IMisRunning ())
1183 return; 1630 return;
1184 1631
1185 /* Getting the necessary width of preedit area */ 1632 /* Getting the necessary width of preedit area */
1186 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1633 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187 XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL); 1634 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188 XFree(status_attr); 1635 XFree (status_attr);
1189 1636
1190 rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect); 1637 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1638 XFree (needed_rect);
1191 1639
1192 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1640 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1641 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194 1642
1195 XSetICValues(R->h->Input_Context, 1643 XSetICValues (Input_Context,
1196 XNPreeditAttributes, preedit_attr, 1644 XNPreeditAttributes, preedit_attr,
1197 XNStatusAttributes, status_attr, NULL); 1645 XNStatusAttributes, status_attr, NULL);
1198 1646
1199 XFree(preedit_attr); 1647 XFree (preedit_attr);
1200 XFree(status_attr); 1648 XFree (status_attr);
1201} 1649}
1202#endif /* USE_XIM */ 1650#endif /* USE_XIM */
1203 1651
1204/*----------------------------------------------------------------------*/ 1652/*----------------------------------------------------------------------*/
1205rxvt_t *rxvt_current_term; 1653rxvt_t rxvt_current_term;
1206 1654
1207/*----------------------- end-of-file (C source) -----------------------*/ 1655/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

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