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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 1.228 by root, Wed Aug 2 09:14:19 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
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
51vector<rxvt_term *> rxvt_term::termlist;
52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
56static char curlocale[128], savelocale[128];
57
58bool
59rxvt_set_locale (const char *locale) NOTHROW
60{
61 int size = strlen (locale) + 1;
62
63 if (size > sizeof (curlocale))
64 rxvt_fatal ("locale string too long, aborting.\n");
65
66 if (!locale || !memcmp (locale, curlocale, size))
67 return false;
68
69 memcpy (curlocale, locale, size);
70 setlocale (LC_CTYPE, curlocale);
71 return true;
72}
73
74void
75rxvt_push_locale (const char *locale) NOTHROW
76{
77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
80
81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
88class rxvt_composite_vec rxvt_composite;
89
90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
91{
92 compose_char *cc;
93
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
96 cc = (*this)[c1];
97 while (cc)
98 {
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
101 }
102
103 // check to see wether this combination already exists otherwise
104 for (cc = v.end (); cc-- > v.begin (); )
105 {
106 if (cc->c1 == c1 && cc->c2 == c2)
107 return COMPOSE_LO + (cc - v.begin ());
108 }
109
110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
112 {
113 static int seen;
114
115 if (!seen++)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
117
118 return REPLACEMENT_CHAR;
119 }
120
121 v.push_back (compose_char (c1, c2));
122
123 return v.size () - 1 + COMPOSE_LO;
124}
125
126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
127{
128 compose_char *cc = (*this)[c];
129
130 if (!cc)
131 {
132 if (r) *r = c;
133 return 1;
134 }
135
136 int len = expand (cc->c1, r);
137
138 if (r) r += len;
139
140 if (cc->c2 != NOCHAR)
141 {
142 len++;
143 if (r) *r++ = cc->c2;
144 }
145
146 return len;
147
148}
149#endif
150
47rxvt_term::rxvt_term() 151rxvt_term::rxvt_term ()
152 :
153#if TRANSPARENT || ENABLE_PERL
154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#ifdef HAVE_SCROLLBARS
157 scrollbar_ev (this, &rxvt_term::x_cb),
158#endif
159#ifdef CURSOR_BLINK
160 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
161#endif
162#ifdef TEXT_BLINK
163 text_blink_ev (this, &rxvt_term::text_blink_cb),
164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
173#endif
174#ifdef POINTER_BLANK
175 pointer_ev (this, &rxvt_term::pointer_cb),
176#endif
177#ifdef USE_XIM
178 im_ev (this, &rxvt_term::im_cb),
179#endif
180#ifndef NO_BELL
181 bell_ev (this, &rxvt_term::bell_cb),
182#endif
183 termwin_ev (this, &rxvt_term::x_cb),
184 vt_ev (this, &rxvt_term::x_cb),
185 child_ev (this, &rxvt_term::child_cb),
186 check_ev (this, &rxvt_term::check_cb),
187 flush_ev (this, &rxvt_term::flush_cb),
188 destroy_ev (this, &rxvt_term::destroy_cb),
48: pty_ev(this, &rxvt_term::pty_cb), 189 pty_ev (this, &rxvt_term::pty_cb),
49 x_ev (this, &rxvt_term::x_cb) 190 incr_ev (this, &rxvt_term::incr_cb)
50{ 191{
51 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 192 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
52}
53 193
194 termlist.push_back (this);
195
196#ifdef KEYSYM_RESOURCE
197 keyboard = new keyboard_manager;
198#endif
199}
200
201// clean up the most important stuff, do *not* call x or free mem etc.
202// for use before an emergency exit
203void rxvt_term::emergency_cleanup ()
204{
205 if (cmd_pid)
206 kill (-cmd_pid, SIGHUP);
207
208 pty_ev.stop ();
209 delete pty; pty = 0;
210}
211
212rxvt_term::~rxvt_term ()
213{
214 termlist.erase (find (termlist.begin (), termlist.end(), this));
215
216 emergency_cleanup ();
217
218#if ENABLE_STYLES
219 for (int i = RS_styleCount; --i; )
220 if (fontset[i] != fontset[0])
221 delete fontset[i];
222#endif
223 delete fontset[0];
224
225 if (display)
226 {
227 selection_clear ();
228
229#ifdef USE_XIM
230 im_destroy ();
231#endif
232#ifdef XTERM_SCROLLBAR
233 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
234 if (ShadowGC) XFreeGC (dpy, ShadowGC);
235#endif
236#ifdef PLAIN_SCROLLBAR
237 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
238#endif
239#ifdef NEXT_SCROLLBAR
240 if (blackGC) XFreeGC (dpy, blackGC);
241 if (whiteGC) XFreeGC (dpy, whiteGC);
242 if (grayGC) XFreeGC (dpy, grayGC);
243 if (darkGC) XFreeGC (dpy, darkGC);
244 if (stippleGC) XFreeGC (dpy, stippleGC);
245 if (dimple) XFreePixmap (dpy, dimple);
246 if (upArrow) XFreePixmap (dpy, upArrow);
247 if (downArrow) XFreePixmap (dpy, downArrow);
248 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
249 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
250#endif
251#ifdef RXVT_SCROLLBAR
252 if (topShadowGC) XFreeGC (dpy, topShadowGC);
253 if (botShadowGC) XFreeGC (dpy, botShadowGC);
254 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
255#endif
256 if (gc) XFreeGC (dpy, gc);
257
258 delete drawable;
259 // destroy all windows
260 if (parent[0])
261 XDestroyWindow (dpy, parent[0]);
262
263 for (int i = 0; i < TOTAL_COLORS; i++)
264 if (ISSET_PIXCOLOR (i))
265 {
266 pix_colors_focused [i].free (this);
267#if OFF_FOCUS_FADING
268 pix_colors_unfocused [i].free (this);
269#endif
270 }
271
272 clear ();
273 }
274
275 delete pix_colors_focused;
276#if OFF_FOCUS_FADING
277 delete pix_colors_unfocused;
278#endif
279
280 displays.put (display);
281
282 scr_release ();
283
284 /* clear all resources */
285 for (int i = 0; i < allocated.size (); i++)
286 free (allocated [i]);
287
288 free (selection.text);
289 // TODO: manage env vars in child only(!)
290 free (env_display);
291 free (env_term);
292 free (locale);
293 free (v_buffer);
294 free (incr_buf);
295
296 delete envv;
297 delete argv;
298
299#ifdef KEYSYM_RESOURCE
300 delete keyboard;
301#endif
302}
303
304// child has exited, usually destroys
54void * 305void
55rxvt_term::operator new (size_t s) 306rxvt_term::child_cb (child_watcher &w, int status)
56{ 307{
57 void *p = malloc (s); 308 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
58 309
59 MEMSET (p, 0, s); 310 cmd_pid = 0;
311
312 if (!OPTION (Opt_hold))
313 destroy ();
314}
315
316void
317rxvt_term::destroy ()
318{
319 if (destroy_ev.active)
60 return p; 320 return;
61}
62 321
63void 322 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
64rxvt_term::operator delete (void *p, size_t s)
65{
66 free (p);
67}
68 323
69/*----------------------------------------------------------------------*/ 324#if ENABLE_OVERLAY
70/* rxvt_init() */ 325 scr_overlay_off ();
71/* LIBPROTO */ 326#endif
72rxvt_t
73rxvt_init(int argc, const char *const *argv)
74{
75 const char **cmd_argv;
76 327
77 SET_R(new rxvt_term); 328 if (display)
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
109 336#if TRANSPARENT || ENABLE_PERL
110 rxvt_Create_Windows(aR_ argc, argv); 337 rootwin_ev.stop (display);
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 338#endif
118 339 incr_ev.stop ();
119#if 0 340 termwin_ev.stop (display);
120#ifdef DEBUG_X 341 vt_ev.stop (display);
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
137 if (R->Options & Opt_transparent)
138 {
139 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
140 rxvt_check_our_parents(aR);
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_MINIMAL
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_MINIMAL
446 old_xerror_handler (display, event);
447#else
448 print_x_error (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, stringvec *envv)
467{
468 this->envv = envv;
469
470 SET_R (this);
471 set_locale ("");
472 set_environ (envv); // few things in X do not call setlocale :(
473
474 if (!init_vars ())
475 return false;
476
477 init_secondary ();
478
479 const char **cmd_argv = init_resources (argc, argv);
480
481#ifdef KEYSYM_RESOURCE
482 keyboard->register_done ();
483#endif
484
485#ifdef HAVE_SCROLLBARS
486 if (OPTION (Opt_scrollBar))
487 scrollBar.setIdle (); /* set existence for size calculations */
488#endif
489
490 pty = ptytty::create ();
491
492 create_windows (argc, argv);
493
494 init_xlocale ();
495
496 scr_reset (); // initialize screen
497
498#if 0
499 XSynchronize (dpy, True);
500#endif
501
502#ifdef HAVE_SCROLLBARS
503 if (OPTION (Opt_scrollBar))
504 resize_scrollbar (); /* create and map scrollbar */
505#endif
506#ifdef TRANSPARENT
507 if (OPTION (Opt_transparent))
508 {
509 XSelectInput (dpy, display->root, PropertyChangeMask);
510 check_our_parents ();
511 rootwin_ev.start (display, display->root);
512 }
513#endif
514#if ENABLE_PERL
515 rootwin_ev.start (display, display->root);
516#endif
517
518 set_colorfgbg ();
519
520 init_command (cmd_argv);
521
522 free (cmd_argv);
523
524 if (pty->pty >= 0)
525 pty_ev.start (pty->pty, EVENT_READ);
526
527 check_ev.start ();
528
529 HOOK_INVOKE ((this, HOOK_START, DT_END));
530
531#if ENABLE_XEMBED
532 if (rs[Rs_embed])
533 {
534 long info[2] = { 0, XEMBED_MAPPED };
535
536 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
537 32, PropModeReplace, (unsigned char *)&info, 2);
538 }
539#endif
540
541 XMapWindow (dpy, vt);
542 XMapWindow (dpy, parent[0]);
543
544 return true;
545}
546
547static struct sig_handlers
548{
549 sig_watcher sw_term, sw_int;
550
551 /*
552 * Catch a fatal signal and tidy up before quitting
553 */
554 void
555 sig_term (sig_watcher &w)
556 {
557 rxvt_emergency_cleanup ();
558 signal (w.signum, SIG_DFL);
559 kill (getpid (), w.signum);
560 }
561
562 sig_handlers ()
563 : sw_term (this, &sig_handlers::sig_term),
564 sw_int (this, &sig_handlers::sig_term)
565 {
566 }
567} sig_handlers;
568
569char **rxvt_environ; // startup environment
570
571void
572rxvt_init ()
573{
574 ptytty::init ();
575
576 rxvt_environ = environ;
577
578 signal (SIGHUP, SIG_IGN);
579 signal (SIGPIPE, SIG_IGN);
580
581 sig_handlers.sw_term.start (SIGTERM);
582 sig_handlers.sw_int.start (SIGINT);
583
584 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
585 /* signal (SIGURG, SIG_DFL); */
586
587 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
588 // TODO: handle this with exceptions and tolerate the memory loss
589 XSetIOErrorHandler (rxvt_xioerror_handler);
590
591 XrmInitialize ();
240} 592}
241 593
242/* ------------------------------------------------------------------------- * 594/* ------------------------------------------------------------------------- *
243 * MEMORY ALLOCATION WRAPPERS * 595 * MEMORY ALLOCATION WRAPPERS *
244 * ------------------------------------------------------------------------- */ 596 * ------------------------------------------------------------------------- */
245/* EXTPROTO */ 597void *
246void *
247rxvt_malloc(size_t size) 598rxvt_malloc (size_t size)
248{ 599{
249 void *p;
250
251 p = malloc(size); 600 void *p = malloc (size);
601
252 if (p) 602 if (!p)
603 rxvt_fatal ("memory allocation failure. aborting.\n");
604
253 return p; 605 return p;
254
255 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
256 rxvt_clean_exit();
257 exit(EXIT_FAILURE);
258/* NOTREACHED */
259} 606}
260 607
261/* EXTPROTO */ 608void *
262void *
263rxvt_calloc(size_t number, size_t size) 609rxvt_calloc (size_t number, size_t size)
264{ 610{
265 void *p;
266
267 p = calloc(number, size); 611 void *p = calloc (number, size);
612
268 if (p) 613 if (!p)
614 rxvt_fatal ("memory allocation failure. aborting.\n");
615
269 return p; 616 return p;
270
271 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272 rxvt_clean_exit();
273 exit(EXIT_FAILURE);
274/* NOTREACHED */
275} 617}
276 618
277/* EXTPROTO */ 619void *
278void *
279rxvt_realloc(void *ptr, size_t size) 620rxvt_realloc (void *ptr, size_t size)
280{ 621{
281 void *p;
282
283 if (ptr)
284 p = realloc(ptr, size); 622 void *p = realloc (ptr, size);
285 else 623
286 p = malloc(size);
287 if (p) 624 if (!p)
625 rxvt_fatal ("memory allocation failure. aborting.\n");
626
288 return p; 627 return p;
289
290 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
291 rxvt_clean_exit();
292 exit(EXIT_FAILURE);
293/* NOTREACHED */
294} 628}
295
296/* ------------------------------------------------------------------------- *
297 * PRIVILEGED OPERATIONS *
298 * ------------------------------------------------------------------------- */
299/* take care of suid/sgid super-user (root) privileges */
300/* INTPROTO */
301void
302rxvt_privileges(pR_ int mode)
303{
304#if ! defined(__CYGWIN32__)
305# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
306/* setreuid() is the poor man's setuid(), seteuid() */
307# define seteuid(a) setreuid(-1, (a))
308# define setegid(a) setregid(-1, (a))
309# define HAVE_SETEUID
310# endif
311# ifdef HAVE_SETEUID
312 switch (mode) {
313 case IGNORE:
314 /*
315 * change effective uid/gid - not real uid/gid - so we can switch
316 * back to root later, as required
317 */
318 seteuid(getuid());
319 setegid(getgid());
320 break;
321 case SAVE:
322 R->euid = geteuid();
323 R->egid = getegid();
324 break;
325 case RESTORE:
326 seteuid(R->euid);
327 setegid(R->egid);
328 break;
329 }
330# else
331 switch (mode) {
332 case IGNORE:
333 setuid(getuid());
334 setgid(getgid());
335 /* FALLTHROUGH */
336 case SAVE:
337 /* FALLTHROUGH */
338 case RESTORE:
339 break;
340 }
341# endif
342#endif
343}
344
345#ifdef UTMP_SUPPORT
346/* EXTPROTO */
347void
348rxvt_privileged_utmp(pR_ char action)
349{
350 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
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;
356
357 rxvt_privileges(aR_ RESTORE);
358 if (action == SAVE) {
359 R->next_utmp_action = RESTORE;
360 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
361 } else { /* action == RESTORE */
362 R->next_utmp_action = IGNORE;
363 rxvt_cleanutent(aR);
364 }
365 rxvt_privileges(aR_ 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}
421#endif
422 629
423/*----------------------------------------------------------------------*/ 630/*----------------------------------------------------------------------*/
424/* 631/*
425 * window size/position calculcations for XSizeHint and other storage. 632 * window size/position calculcations for XSizeHint and other storage.
426 * if width/height are non-zero then override calculated width/height 633 * if width/height are non-zero then override calculated width/height
427 */ 634 */
428/* EXTPROTO */
429void 635void
430rxvt_window_calc(pR_ unsigned int width, unsigned int height) 636rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
431{ 637{
432 short recalc_x, recalc_y; 638 short recalc_x, recalc_y;
433 int x, y, sb_w, mb_h, flags; 639 int x, y, sb_w, flags;
434 unsigned int w, h; 640 unsigned int w, h;
435 unsigned int max_width, max_height; 641 unsigned int max_width, max_height;
436 642
437 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
439 R->szHint.height));
440 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 643 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441 R->szHint.win_gravity = NorthWestGravity; 644 szHint.win_gravity = NorthWestGravity;
442/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 645 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443 646
444 recalc_x = recalc_y = 0; 647 recalc_x = recalc_y = 0;
445 flags = 0; 648 flags = 0;
649
446 if (!R->parsed_geometry) { 650 if (!parsed_geometry)
651 {
447 R->parsed_geometry = 1; 652 parsed_geometry = 1;
653
448 if (R->rs[Rs_geometry]) 654 if (rs[Rs_geometry])
449 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 655 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
656
450 if (flags & WidthValue) { 657 if (flags & WidthValue)
451 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 658 {
659 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
452 R->szHint.flags |= USSize; 660 szHint.flags |= USSize;
453 } 661 }
662
454 if (flags & HeightValue) { 663 if (flags & HeightValue)
455 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 664 {
665 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
456 R->szHint.flags |= USSize; 666 szHint.flags |= USSize;
457 } 667 }
668
458 if (flags & XValue) { 669 if (flags & XValue)
670 {
459 R->szHint.x = x; 671 szHint.x = x;
460 R->szHint.flags |= USPosition; 672 szHint.flags |= USPosition;
673
461 if (flags & XNegative) { 674 if (flags & XNegative)
675 {
462 recalc_x = 1; 676 recalc_x = 1;
463 R->szHint.win_gravity = NorthEastGravity; 677 szHint.win_gravity = NorthEastGravity;
464 } 678 }
465 } 679 }
680
466 if (flags & YValue) { 681 if (flags & YValue)
682 {
467 R->szHint.y = y; 683 szHint.y = y;
468 R->szHint.flags |= USPosition; 684 szHint.flags |= USPosition;
685
469 if (flags & YNegative) { 686 if (flags & YNegative)
687 {
470 recalc_y = 1; 688 recalc_y = 1;
689
471 if (R->szHint.win_gravity == NorthEastGravity) 690 if (szHint.win_gravity == NorthEastGravity)
472 R->szHint.win_gravity = SouthEastGravity; 691 szHint.win_gravity = SouthEastGravity;
473 else 692 else
474 R->szHint.win_gravity = SouthWestGravity; 693 szHint.win_gravity = SouthWestGravity;
475 } 694 }
476 } 695 }
477 } 696 }
697
478/* TODO: BOUNDS */ 698 /* TODO: BOUNDS */
479 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 699 width = ncol * fwidth;
480 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 700 height = nrow * fheight;
481 max_width = MAX_COLS * R->TermWin.fwidth; 701 max_width = MAX_COLS * fwidth;
482 max_height = MAX_ROWS * R->TermWin.fheight; 702 max_height = MAX_ROWS * fheight;
483 703
484 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 704 szHint.base_width = szHint.base_height = 2 * int_bwidth;
485 705
486 sb_w = mb_h = 0; 706 sb_w = 0;
487 R->window_vt_x = R->window_vt_y = 0; 707 window_vt_x = window_vt_y = int_bwidth;
488 if (scrollbar_visible(R)) { 708
709 if (scrollBar.state)
710 {
489 sb_w = scrollbar_TotalWidth(); 711 sb_w = scrollbar_TotalWidth ();
490 R->szHint.base_width += sb_w; 712 szHint.base_width += sb_w;
713
491 if (!(R->Options & Opt_scrollBar_right)) 714 if (!OPTION (Opt_scrollBar_right))
492 R->window_vt_x = sb_w; 715 window_vt_x += sb_w;
493 } 716 }
494 if (menubar_visible(R)) { 717
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; 718 szHint.width_inc = fwidth;
500 R->szHint.height_inc = R->TermWin.fheight; 719 szHint.height_inc = fheight;
501 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 720 szHint.min_width = szHint.base_width + szHint.width_inc;
502 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 721 szHint.min_height = szHint.base_height + szHint.height_inc;
503 722
504 if (width && width - R->szHint.base_width < max_width) { 723 if (newwidth && newwidth - szHint.base_width < max_width)
724 {
505 R->szHint.width = width; 725 szHint.width = newwidth;
506 R->TermWin.width = width - R->szHint.base_width; 726 width = newwidth - szHint.base_width;
507 } else { 727 }
508 MIN_IT(R->TermWin.width, max_width); 728 else
729 {
730 min_it (width, max_width);
509 R->szHint.width = R->szHint.base_width + R->TermWin.width; 731 szHint.width = szHint.base_width + width;
510 } 732 }
733
511 if (height && height - R->szHint.base_height < max_height) { 734 if (newheight && newheight - szHint.base_height < max_height)
735 {
512 R->szHint.height = height; 736 szHint.height = newheight;
513 R->TermWin.height = height - R->szHint.base_height; 737 height = newheight - szHint.base_height;
514 } else { 738 }
515 MIN_IT(R->TermWin.height, max_height); 739 else
740 {
741 min_it (height, max_height);
516 R->szHint.height = R->szHint.base_height + R->TermWin.height; 742 szHint.height = szHint.base_height + height;
517 } 743 }
518 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 744
745 if (scrollBar.state && OPTION (Opt_scrollBar_right))
519 R->window_sb_x = R->szHint.width - sb_w; 746 window_sb_x = szHint.width - sb_w;
520 747
521 if (recalc_x) 748 if (recalc_x)
522 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 749 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
523 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 750
524 if (recalc_y) 751 if (recalc_y)
525 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 752 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
526 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
527 753
528 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 754 ncol = width / fwidth;
529 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 755 nrow = height / fheight;
530 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
532 R->szHint.height));
533 return;
534} 756}
535 757
536/*----------------------------------------------------------------------*/ 758/*----------------------------------------------------------------------*/
537/* 759/*
538 * Tell the teletype handler what size the window is. 760 * Tell the teletype handler what size the window is.
539 * Called after a window size change. 761 * Called after a window size change.
540 */ 762 */
541/* EXTPROTO */
542void 763void
543rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 764rxvt_term::tt_winch ()
544{ 765{
766 if (pty->pty < 0)
767 return;
768
545 struct winsize ws; 769 struct winsize ws;
546 770
547 if (fd < 0)
548 return;
549 ws.ws_col = col; 771 ws.ws_col = ncol;
550 ws.ws_row = row; 772 ws.ws_row = nrow;
551 ws.ws_xpixel = ws.ws_ypixel = 0; 773 ws.ws_xpixel = width;
552#ifndef DEBUG_SIZE 774 ws.ws_ypixel = height;
553 (void)ioctl(fd, TIOCSWINSZ, &ws); 775 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
554#else 776
555 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 777#if 0
556 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 778 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
557 }
558# ifdef SIGWINCH
559 else if (pid) /* force through to the command */ 779 if (cmd_pid) /* force through to the command */
560 kill(pid, SIGWINCH); 780 kill (-cmd_pid, SIGWINCH);
561# endif
562#endif 781#endif
563} 782}
564 783
565/*----------------------------------------------------------------------*/ 784/*----------------------------------------------------------------------*/
566/* rxvt_change_font() - Switch to a new font */ 785/* set_fonts () - load and set the various fonts
567/* 786 *
568 * init = 1 - initialize 787 * init = 1 - initialize
569 * 788 *
570 * fontname == FONT_UP - switch to bigger font 789 * fontname == FONT_UP - switch to bigger font
571 * fontname == FONT_DN - switch to smaller font 790 * fontname == FONT_DN - switch to smaller font
572 */ 791 */
573/* EXTPROTO */ 792bool
574void 793rxvt_term::set_fonts ()
575rxvt_change_font(pR_ int init, const char *fontname)
576{ 794{
577} 795 rxvt_fontset *fs = new rxvt_fontset (this);
796 rxvt_fontprop prop;
578 797
579/* INTPROTO */ 798 if (!fs
580void 799 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
581rxvt_font_up_down(pR_ int n, int direction) 800 || !fs->realize_font (1))
801 {
802 delete fs;
803 return false;
804 }
805
806#if ENABLE_STYLES
807 for (int i = RS_styleCount; --i; )
808 if (fontset[i] != fontset[0])
809 delete fontset[i];
810#endif
811
812 delete fontset[0];
813 fontset[0] = fs;
814
815 prop = (*fs)[1]->properties ();
816 prop.height += lineSpace;
817 fs->set_prop (prop);
818
819 fwidth = prop.width;
820 fheight = prop.height;
821 fbase = prop.ascent;
822
823 for (int style = 1; style < 4; style++)
824 {
825#if ENABLE_STYLES
826 const char *res = rs[Rs_font + style];
827
828 if (res && !*res)
829 fontset[style] = fontset[0];
830 else
831 {
832 fontset[style] = fs = new rxvt_fontset (this);
833 rxvt_fontprop prop2 = prop;
834
835 if (res)
836 prop2.weight = prop2.slant = rxvt_fontprop::unset;
837 else
838 {
839 res = fontset[0]->fontdesc;
840
841 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
842 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
843 }
844
845 fs->populate (res);
846 fs->set_prop (prop2);
847 }
848#else
849 fontset[style] = fontset[0];
850#endif
851 }
852
853 if (parent[0])
854 {
855 resize_all_windows (0, 0, 0);
856 scr_remap_chars ();
857 scr_touch (true);
858 }
859
860 return true;
861}
862
863void rxvt_term::set_string_property (Atom prop, const char *str, int len)
582{ 864{
865 XChangeProperty (dpy, parent[0],
866 prop, XA_STRING, 8, PropModeReplace,
867 (const unsigned char *)str, len >= 0 ? len : strlen (str));
868}
869
870void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
871{
872 wchar_t *ws = rxvt_mbstowcs (str, len);
873 char *s = rxvt_wcstoutf8 (ws);
874
875 XChangeProperty (dpy, parent[0],
876 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
877 (const unsigned char *)s, strlen (s));
878
879 free (s);
880 free (ws);
583} 881}
584 882
585/*----------------------------------------------------------------------*/ 883/*----------------------------------------------------------------------*/
586/*----------------------------------------------------------------------*/ 884/*----------------------------------------------------------------------*/
587/* xterm sequences - title, iconName, color (exptl) */ 885/* xterm sequences - title, iconName, color (exptl) */
588/* EXTPROTO */
589void 886void
590rxvt_set_title(pR_ const char *str) 887rxvt_term::set_title (const char *str)
591{ 888{
592#ifndef SMART_WINDOW_TITLE 889 set_string_property (XA_WM_NAME, str);
593 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 890#if ENABLE_EWMH
891 set_utf8_property (xa[XA_NET_WM_NAME], str);
892#endif
893}
894
895void
896rxvt_term::set_icon_name (const char *str)
897{
898 set_string_property (XA_WM_ICON_NAME, str);
899#if ENABLE_EWMH
900 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
901#endif
902}
903
904#ifdef XTERM_COLOR_CHANGE
905void
906rxvt_term::set_window_color (int idx, const char *color)
907{
908 rxvt_color xcol;
909 int i;
910
911 if (color == NULL || *color == '\0')
912 return;
913
914 color = strdup (color);
915 allocated.push_back ((void *)color);
916 rs[Rs_color + idx] = color;
917
918 /* handle color aliases */
919 if (isdigit (*color))
920 {
921 i = atoi (color);
922
923 if (i >= 8 && i <= 15)
924 { /* bright colors */
925 i -= 8;
926 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
927 goto done;
928 }
929
930 if (i >= 0 && i <= 7)
931 { /* normal colors */
932 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
933 goto done;
934 }
935 }
936
937 set_color (xcol, color);
938
939 /*
940 * FIXME: should free colors here, but no idea how to do it so instead,
941 * so just keep gobbling up the colormap
942 */
943
944 pix_colors_focused[idx] = xcol;
945
946 /* XSetWindowAttributes attr; */
947 /* Cursor cursor; */
948done:
949 /*TODO: handle Color_BD, scrollbar background, etc. */
950
951 update_fade_color (idx);
952 recolour_cursor ();
953 scr_recolour ();
954}
955
594#else 956#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) 957# define set_window_color (idx,color) ((void)0)
691#endif /* XTERM_COLOR_CHANGE */ 958#endif /* XTERM_COLOR_CHANGE */
692 959
693/* EXTPROTO */
694void 960void
695rxvt_recolour_cursor(pR) 961rxvt_term::recolour_cursor ()
696{ 962{
697 rxvt_color xcol[2]; 963 XColor fg, bg;
698 964
699#if TODO 965 (ISSET_PIXCOLOR (Color_pointer_fg)
700 xcol[0] = R->PixColors[Color_pointer]; 966 ? pix_colors_focused[Color_pointer_fg]
701 xcol[1] = R->PixColors[Color_bg]; 967 : pix_colors_focused[Color_fg]).get (fg);
702 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 968
703 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 969 (ISSET_PIXCOLOR (Color_pointer_bg)
704#endif 970 ? pix_colors_focused[Color_pointer_bg]
971 : pix_colors_focused[Color_bg]).get (bg);
972
973 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
705} 974}
706 975
707/*----------------------------------------------------------------------*/ 976/*----------------------------------------------------------------------*/
708/* 977/*
709 * find if fg/bg matches any of the normal (low-intensity) colors 978 * find if fg/bg matches any of the normal (low-intensity) colors
710 */ 979 */
711/* INTPROTO */
712void 980void
713rxvt_set_colorfgbg(pR) 981rxvt_term::set_colorfgbg ()
714{ 982{
715 unsigned int i; 983 unsigned int i;
716 const char *xpmb = "\0"; 984 const char *xpmb = "\0";
717 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 985 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718 986
719 R->env_colorfgbg = 987 strcpy (fstr, "default");
720 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 988 strcpy (bstr, "default");
721 STRCPY(fstr, "default");
722 STRCPY(bstr, "default");
723 for (i = Color_Black; i <= Color_White; i++) 989 for (i = Color_Black; i <= Color_White; i++)
724 if (R->PixColors[Color_fg] == R->PixColors[i]) { 990 if (pix_colors[Color_fg] == pix_colors[i])
991 {
725 sprintf(fstr, "%d", (i - Color_Black)); 992 sprintf (fstr, "%d", (i - Color_Black));
726 break; 993 break;
727 } 994 }
995
728 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
729 if (R->PixColors[Color_bg] == R->PixColors[i]) { 997 if (pix_colors[Color_bg] == pix_colors[i])
998 {
730 sprintf(bstr, "%d", (i - Color_Black)); 999 sprintf (bstr, "%d", (i - Color_Black));
731#ifdef XPM_BACKGROUND 1000#ifdef XPM_BACKGROUND
732 xpmb = "default;"; 1001 xpmb = "default;";
733#endif 1002#endif
734 break; 1003 break;
735 } 1004 }
1005
736 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1006 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} 1007}
749 1008
750/*----------------------------------------------------------------------*/ 1009/*----------------------------------------------------------------------*/
751/*
752 * Colour determination for low colour displays, routine from
753 * Hans de Goede <hans@highrise.nl>
754 */
755 1010
756/* EXTPROTO */ 1011bool
757int 1012rxvt_term::set_color (rxvt_color &color, const char *name)
758rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
759{ 1013{
760 screen_in_out->set(aR_ colour); 1014 if (color.set (this, name))
761
762 if (!screen_in_out->set(aR_ colour)) {
763 rxvt_print_error("can't allocate colour: %s", colour);
764 return false;
765 }
766
767 return true; 1015 return true;
1016
1017 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1018 return false;
1019}
1020
1021void
1022rxvt_term::alias_color (int dst, int src)
1023{
1024 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
768} 1025}
769 1026
770/* -------------------------------------------------------------------- * 1027/* -------------------------------------------------------------------- *
771 * - WINDOW RESIZING - * 1028 * - WINDOW RESIZING - *
772 * -------------------------------------------------------------------- */ 1029 * -------------------------------------------------------------------- */
773/* EXTPROTO */
774void 1030void
775rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1031rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
776 int ignoreparent)
777{ 1032{
778 int fix_screen; 1033 int fix_screen;
1034 int old_width = szHint.width;
1035 int old_height = szHint.height;
779 1036
1037 window_calc (newwidth, newheight);
1038
1039 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1040 XSetWMNormalHints (dpy, parent[0], &szHint);
1041
1042 if (!ignoreparent)
1043 {
780#ifdef SMART_RESIZE 1044#ifdef SMART_RESIZE
781 int old_width = R->szHint.width, old_height = R->szHint.height; 1045 /*
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> 1046 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790 * reposition window on resize depending on placement on screen 1047 * reposition window on resize depending on placement on screen
791 */ 1048 */
792 int x, y, x1, y1; 1049 int x, y, x1, y1;
793 int dx, dy; 1050 int dx, dy;
794 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1051 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795 Window unused_cr; 1052 Window unused_cr;
796 1053
797 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1054 XTranslateCoordinates (dpy, parent[0], display->root,
798 0, 0, &x, &y, &unused_cr); 1055 0, 0, &x, &y, &unused_cr);
799 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1056 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
800 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1057 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
801 /* 1058 /*
802 * if Xroot isn't the parent window, a WM will probably have offset 1059 * if display->root isn't the parent window, a WM will probably have offset
803 * our position for handles and decorations. Counter it 1060 * our position for handles and decorations. Counter it
804 */ 1061 */
805 if (x1 != x || y1 != y) { 1062 if (x1 != x || y1 != y)
1063 {
806 x -= x1; 1064 x -= x1;
807 y -= y1; 1065 y -= y1;
808 } 1066 }
809 1067
810 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1068 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
811 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1069 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
812 dx = old_width - R->szHint.width; 1070 dx = old_width - szHint.width;
813 dy = old_height - R->szHint.height; 1071 dy = old_height - szHint.height;
814 1072
815 /* Check position of the center of the window */ 1073 /* Check position of the center of the window */
816 if (x < x1) /* left half */ 1074 if (x < x1) /* left half */
817 dx = 0; 1075 dx = 0;
818 else if (x == x1) /* exact center */ 1076 else if (x == x1) /* exact center */
819 dx /= 2; 1077 dx /= 2;
820 if (y < y1) /* top half */ 1078 if (y < y1) /* top half */
821 dy = 0; 1079 dy = 0;
822 else if (y == y1) /* exact center */ 1080 else if (y == y1) /* exact center */
823 dy /= 2; 1081 dy /= 2;
824 1082
825 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1083 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
826 R->szHint.width, R->szHint.height); 1084 szHint.width, szHint.height);
827#else 1085#else
828 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1086 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
829 R->szHint.height);
830#endif 1087#endif
831 } 1088 }
832 1089
833 fix_screen = (R->TermWin.ncol != R->prev_ncol 1090 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
834 || R->TermWin.nrow != R->prev_nrow); 1091
835 if (fix_screen || width != R->old_width || height != R->old_height) { 1092 if (fix_screen || newwidth != old_width || newheight != old_height)
836 if (scrollbar_visible(R)) { 1093 {
1094 if (scrollBar.state)
1095 {
837 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1096 XMoveResizeWindow (dpy, scrollBar.win,
1097 window_sb_x, 0,
838 0, scrollbar_TotalWidth(), R->szHint.height); 1098 scrollbar_TotalWidth (), szHint.height);
839 rxvt_Resize_scrollBar(aR); 1099 resize_scrollbar ();
840 } 1100 }
841 if (menubar_visible(R)) 1101
842 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1102 XMoveResizeWindow (dpy, vt,
843 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1103 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()); 1104 width, height);
847#ifdef RXVT_GRAPHICS 1105
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); 1106 scr_clear ();
853#ifdef XPM_BACKGROUND 1107#ifdef XPM_BACKGROUND
854 rxvt_resize_pixmap(aR); 1108 resize_pixmap ();
855#endif 1109#endif
856 } 1110 }
857 1111
858 if (fix_screen || R->old_height == 0) { 1112 if (fix_screen || old_height == 0)
859 int curr_screen = -1; 1113 scr_reset ();
860 uint16_t old_ncol = R->prev_ncol;
861 1114
862 /* scr_reset only works on the primary screen */ 1115 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
863 if (R->old_height) /* this is not the first time through */ 1116 //scr_touch (false);
864 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
865 rxvt_scr_reset(aR);
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 }
870 }
871 1117
872 R->old_width = R->szHint.width; 1118#ifdef XPM_BACKGROUND
873 R->old_height = R->szHint.height; 1119 if (pixmap)
1120 scr_touch (false);
1121#endif
874 1122
875#ifdef USE_XIM 1123#ifdef USE_XIM
876 rxvt_IMSetStatusPosition(aR); 1124 IMSetPosition ();
877#endif 1125#endif
878} 1126}
879 1127
880/* 1128/*
881 * Set the width/height of the vt window in characters. Units are pixels. 1129 * Set the width/height of the vt window in characters. Units are pixels.
882 * good for toggling 80/132 columns 1130 * good for toggling 80/132 columns
883 */ 1131 */
884/* EXTPROTO */
885void 1132void
886rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1133rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
887{ 1134{
888 XWindowAttributes wattr; 1135 XWindowAttributes wattr;
889 1136
890 if (width == 0 || height == 0) { 1137 if (newwidth == 0 || newheight == 0)
1138 {
891 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1139 XGetWindowAttributes (dpy, display->root, &wattr);
1140
892 if (width == 0) 1141 if (newwidth == 0)
893 width = wattr.width - R->szHint.base_width; 1142 newwidth = wattr.width - szHint.base_width;
894 if (height == 0) 1143 if (newheight == 0)
895 height = wattr.height - R->szHint.base_height; 1144 newheight = wattr.height - szHint.base_height;
1145 }
1146
1147 if (newwidth != width || newheight != height)
896 } 1148 {
897 if (width != R->TermWin.width || height != R->TermWin.height) {
898 width += R->szHint.base_width; 1149 newwidth += szHint.base_width;
899 height += R->szHint.base_height; 1150 newheight += szHint.base_height;
900 rxvt_resize_all_windows(aR_ width, height, 0); 1151 resize_all_windows (newwidth, newheight, 0);
901 } 1152 }
902} 1153}
903 1154
904/* -------------------------------------------------------------------- * 1155/* -------------------------------------------------------------------- *
905 * - X INPUT METHOD ROUTINES - * 1156 * - X INPUT METHOD ROUTINES - *
906 * -------------------------------------------------------------------- */ 1157 * -------------------------------------------------------------------- */
907#ifdef USE_XIM 1158#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 1159
918/* INTPROTO */
919void 1160void
920rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1161rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
921{ 1162{
922 *fg = R->PixColors[Color_fg]; 1163 fg = pix_colors [Color_fg];
923 *bg = R->PixColors[Color_bg]; 1164 bg = pix_colors [Color_bg];
1165}
1166
1167void
1168rxvt_term::im_set_size (XRectangle &size)
1169{
1170 // the int_bwidth terms make no sense to me
1171 size.x = int_bwidth;
1172 size.y = int_bwidth;
1173 size.width = Width2Pixel (ncol) + int_bwidth;
1174 size.height = Height2Pixel (nrow) + int_bwidth;
1175}
1176
1177void
1178rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1179 XRectangle &status_rect,
1180 const XRectangle &needed_rect)
1181{
1182 preedit_rect.x = needed_rect.width;
1183 preedit_rect.y = 0;
1184 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1185 preedit_rect.height = fheight;
1186
1187 status_rect.x = 0;
1188 status_rect.y = 0;
1189 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1190 status_rect.height = fheight;
924} 1191}
925 1192
926/* Checking whether input method is running. */ 1193/* Checking whether input method is running. */
927/* INTPROTO */
928Bool 1194bool
929rxvt_IMisRunning(pR) 1195rxvt_term::IMisRunning ()
930{ 1196{
931 char *p; 1197 char *p;
932 Atom atom; 1198 Atom atom;
933 Window win; 1199 Window win;
934 char server[IMBUFSIZ]; 1200 char server[IMBUFSIZ];
935 1201
936/* get current locale modifier */ 1202 /* get current locale modifier */
937 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1203 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1204 {
938 STRCPY(server, "@server="); 1205 strcpy (server, "@server=");
939 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1206 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1207
940 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1208 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
941 *p = '\0'; 1209 *p = '\0';
942 1210
943 atom = XInternAtom(R->Xdisplay, server, False); 1211 atom = XInternAtom (dpy, server, False);
944 win = XGetSelectionOwner(R->Xdisplay, atom); 1212 win = XGetSelectionOwner (dpy, atom);
1213
945 if (win != None) 1214 if (win != None)
946 return True; 1215 return True;
947 } 1216 }
1217
948 return False; 1218 return False;
949} 1219}
950 1220
951/* EXTPROTO */
952void 1221void
953rxvt_IMSendSpot(pR) 1222rxvt_term::IMSendSpot ()
954{ 1223{
955 XPoint spot; 1224 XPoint nspot;
956 XVaNestedList preedit_attr; 1225 XVaNestedList preedit_attr;
957 1226
958 if (R->Input_Context == NULL 1227 if (!Input_Context
959 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1228 || !focus
960 || !(R->event_type == KeyPress 1229 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
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; 1230 return;
967 1231
968 rxvt_setPosition(aR_ & spot); 1232 im_set_position (nspot);
969 1233
1234 if (nspot.x == spot.x && nspot.y == spot.y)
1235 return;
1236
1237 spot = nspot;
1238
970 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1239 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1240 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972 XFree(preedit_attr); 1241 XFree (preedit_attr);
973} 1242}
974 1243
975/* EXTPROTO */
976void 1244void
977rxvt_setTermFontSet(pR_ int idx) 1245rxvt_term::im_destroy ()
978{ 1246{
979 char *string; 1247 if (input_method)
980 long length; 1248 {
981 int success = 0; 1249 if (Input_Context && input_method->xim)
1250 XDestroyIC (Input_Context);
982 1251
983 if (idx < 0 || idx >= MAX_NFONTS) 1252 display->put_xim (input_method);
984 return; 1253 input_method = 0;
985} 1254 }
986 1255
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; 1256 Input_Context = 0;
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} 1257}
1029 1258
1030/* 1259#ifdef ENABLE_XIM_ONTHESPOT
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 1260
1050 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1261static void
1051 if (R->Input_Context) 1262xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1052 return; 1263{
1264 ((rxvt_term *)client_data)->make_current ();
1265 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1266}
1053 1267
1054 found = had_im = 0; 1268static void
1055 p = R->rs[Rs_inputMethod]; 1269xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1056 if (p && *p) { 1270{
1057 had_im = 1; 1271 ((rxvt_term *)client_data)->make_current ();
1058 s = rxvt_splitcommastring(p); 1272 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1059 for (i = 0; s[i]; i++) { 1273}
1060 if (*s[i]) { 1274
1061 STRCPY(buf, "@im="); 1275static void
1062 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1276xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1063 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1277{
1064 && (rxvt_IM_get_IC(aR) == True)) { 1278 rxvt_term *term = (rxvt_term *)client_data;
1065 found = 1; 1279 XIMText *text = call_data->text;
1066 break; 1280
1067 } 1281 term->make_current ();
1068 } 1282
1283 if (text)
1284 {
1285 void *str;
1286
1287 if (!text->encoding_is_wchar && text->string.multi_byte)
1288 {
1289 // of course, X makes it ugly again
1290 if (term->rs[Rs_imLocale])
1291 SET_LOCALE (term->rs[Rs_imLocale]);
1292
1293 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1294 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1295
1296 if (term->rs[Rs_imLocale])
1297 SET_LOCALE (term->locale);
1069 } 1298 }
1070 for (i = 0; s[i]; i++) 1299 else
1071 free(s[i]); 1300 str = (void *)text->string.wide_char;
1072 free(s); 1301
1302 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1303 DT_INT, call_data->caret,
1304 DT_INT, call_data->chg_first,
1305 DT_INT, call_data->chg_length,
1306 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1307 DT_WCS_LEN, str, str ? (int)text->length : 0,
1308 DT_END));
1073 } 1309 }
1074 if (found) 1310 else
1075 return; 1311 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1076 1312 DT_INT, call_data->caret,
1077/* try with XMODIFIERS env. var. */ 1313 DT_INT, call_data->chg_first,
1078 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1314 DT_INT, call_data->chg_length,
1079 rxvt_IM_get_IC(aR); 1315 DT_END));
1080 return;
1081 }
1082
1083/* try with no modifiers base IF the user didn't specify an IM */
1084 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1085 && rxvt_IM_get_IC(aR) == True)
1086 return;
1087} 1316}
1317
1318#if 0
1319static void
1320xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1321{
1322 ((rxvt_term *)client_data)->make_current ();
1323 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1324 DT_INT, call_data->position,
1325 DT_INT, call_data->direction,
1326 DT_INT, call_data->style,
1327 DT_END));
1328}
1329#endif
1330
1331#endif
1088 1332
1089/* 1333/*
1090 * Try to open a XIM with the current modifiers, then see if we can 1334 * Try to open a XIM with the current modifiers, then see if we can
1091 * open a suitable preedit type 1335 * open a suitable preedit type
1092 */ 1336 */
1093/* INTPROTO */
1094Bool 1337bool
1095rxvt_IM_get_IC(pR) 1338rxvt_term::IM_get_IC (const char *modifiers)
1096{ 1339{
1097 int i, j, found; 1340 int i, j, found;
1098 XIM xim; 1341 XIM xim;
1099 XPoint spot; 1342 XPoint spot;
1100 XRectangle rect, status_rect, needed_rect; 1343 XRectangle rect, status_rect, needed_rect;
1101 unsigned long fg, bg; 1344 unsigned long fg, bg;
1102 const char *p; 1345 const char *p;
1103 char **s; 1346 char **s;
1104 XIMStyles *xim_styles; 1347 XIMStyles *xim_styles;
1105 XVaNestedList preedit_attr, status_attr; 1348#ifdef ENABLE_XIM_ONTHESPOT
1106 XIMCallback ximcallback; 1349 XIMCallback xcb[4];
1350#endif
1107 1351
1108 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1352 set_environ (envv);
1109 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1353
1110 if (xim == NULL) 1354 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1111 return False; 1355 return false;
1112 1356
1357 input_method = display->get_xim (locale, modifiers);
1358 if (input_method == NULL)
1359 return false;
1360
1361 xim = input_method->xim;
1362 spot.x = spot.y = -1;
1363
1113 xim_styles = NULL; 1364 xim_styles = NULL;
1114 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1365 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115 || !xim_styles || !xim_styles->count_styles) { 1366 || !xim_styles || !xim_styles->count_styles)
1116 XCloseIM(xim); 1367 {
1368 im_destroy ();
1117 return False; 1369 return false;
1370 }
1371
1372 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1373
1374 for (int pi = 0; pi < 2; pi++)
1118 } 1375 {
1376 p = pet[pi];
1119 1377
1120 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1378 if (!p)
1121 : "OverTheSpot,OffTheSpot,Root"; 1379 continue;
1380
1122 s = rxvt_splitcommastring(p); 1381 s = rxvt_splitcommastring (p);
1382
1123 for (i = found = 0; !found && s[i]; i++) { 1383 for (i = found = 0; !found && s[i]; i++)
1384 {
1124 if (!STRCMP(s[i], "OverTheSpot")) 1385 if (!strcmp (s[i], "OverTheSpot"))
1125 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1386 input_style = XIMPreeditPosition | XIMStatusNothing;
1126 else if (!STRCMP(s[i], "OffTheSpot")) 1387 else if (!strcmp (s[i], "OffTheSpot"))
1127 R->input_style = (XIMPreeditArea | XIMStatusArea); 1388 input_style = XIMPreeditArea | XIMStatusArea;
1128 else if (!STRCMP(s[i], "Root")) 1389 else if (!strcmp (s[i], "Root"))
1129 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1390 input_style = XIMPreeditNothing | XIMStatusNothing;
1391 else if (!strcmp (s[i], "None"))
1392 input_style = XIMPreeditNone | XIMStatusNone;
1393#ifdef ENABLE_XIM_ONTHESPOT
1394 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1395 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1396#endif
1397 else
1398 input_style = XIMPreeditNothing | XIMStatusNothing;
1130 1399
1131 for (j = 0; j < xim_styles->count_styles; j++) 1400 for (j = 0; j < xim_styles->count_styles; j++)
1132 if (R->input_style == xim_styles->supported_styles[j]) { 1401 if (input_style == xim_styles->supported_styles[j])
1402 {
1403 rxvt_freecommastring (s);
1404
1133 found = 1; 1405 found = 1;
1406 goto foundpet;
1407 }
1408
1409 }
1410
1411 rxvt_freecommastring (s);
1412 }
1413
1414foundpet:
1415
1416 XFree (xim_styles);
1417
1418 if (!found)
1419 {
1420 im_destroy ();
1421 return false;
1422 }
1423
1424 XFontSet fs = 0;
1425 XVaNestedList preedit_attr = 0, status_attr = 0;
1426
1427 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1428 {
1429 // fake us a font-set, please
1430 char **missing_charset_list;
1431 int missing_charset_count;
1432 char *def_string;
1433 char pat[512];
1434
1435 sprintf (pat,
1436 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1437 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1438 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1439 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1440 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1441 "*",
1442 fheight,
1443 fheight + 1, fheight - 1,
1444 fheight - 2, fheight + 2);
1445
1446 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1447 &missing_charset_list, &missing_charset_count, &def_string);
1448
1449 if (missing_charset_list)
1450 XFreeStringList (missing_charset_list);
1451
1452 if (!fs)
1453 {
1454 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1455 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1456 }
1457 }
1458
1459 if (input_style & XIMPreeditPosition)
1460 {
1461 im_set_size (rect);
1462 im_set_position (spot);
1463 im_set_color (fg, bg);
1464
1465 preedit_attr = XVaCreateNestedList (0,
1466 XNForeground, fg,
1467 XNBackground, bg,
1468 XNArea, &rect,
1469 XNSpotLocation, &spot,
1470 XNFontSet, fs,
1471 NULL);
1472 }
1473 else if (input_style & XIMPreeditArea)
1474 {
1475 im_set_color (fg, bg);
1476
1477 /*
1478 * The necessary width of preedit area is unknown
1479 * until create input context.
1480 */
1481 needed_rect.width = 0;
1482 im_set_preedit_area (rect, status_rect, needed_rect);
1483
1484 preedit_attr = XVaCreateNestedList (0,
1485 XNForeground, fg,
1486 XNBackground, bg,
1487 XNArea, &rect,
1488 XNFontSet, fs,
1489 NULL);
1490 status_attr = XVaCreateNestedList (0,
1491 XNForeground, fg,
1492 XNBackground, bg,
1493 XNArea, &status_rect,
1494 XNFontSet, fs,
1495 NULL);
1496 }
1497#if ENABLE_XIM_ONTHESPOT
1498 else if (input_style & XIMPreeditCallbacks)
1499 {
1500 im_set_position (spot);
1501
1502 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1503 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1504 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1505# if 0
1506 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1507# endif
1508
1509 preedit_attr = XVaCreateNestedList (0,
1510 XNSpotLocation, &spot,
1511 XNPreeditStartCallback, &xcb[0],
1512 XNPreeditDoneCallback , &xcb[1],
1513 XNPreeditDrawCallback , &xcb[2],
1514# if 0
1515 XNPreeditCaretCallback, &xcb[3],
1516# endif
1517 NULL);
1518 }
1519#endif
1520
1521 Input_Context = XCreateIC (xim,
1522 XNInputStyle, input_style,
1523 XNClientWindow, vt,
1524 XNFocusWindow, parent[0],
1525 preedit_attr ? XNPreeditAttributes : NULL,
1526 preedit_attr,
1527 status_attr ? XNStatusAttributes : NULL,
1528 status_attr, NULL);
1529
1530 if (preedit_attr) XFree (preedit_attr);
1531 if (status_attr) XFree (status_attr);
1532 if (fs) XFreeFontSet (dpy, fs);
1533
1534 if (Input_Context == NULL)
1535 {
1536 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1537 im_destroy ();
1538 return false;
1539 }
1540
1541#if 0
1542 // unfortunately, only the focus window is used by XIM, hard to fix
1543 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1544 vt_select_input ();
1545#endif
1546
1547 IMSetPosition ();
1548
1549 return true;
1550}
1551
1552void
1553rxvt_term::im_cb ()
1554{
1555 int i;
1556 const char *p;
1557 char **s;
1558 char buf[IMBUFSIZ];
1559
1560 make_current ();
1561
1562 im_destroy ();
1563
1564 if (Input_Context)
1565 return;
1566
1567#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1568 if (rs[Rs_imLocale])
1569 SET_LOCALE (rs[Rs_imLocale]);
1570#endif
1571
1572 p = rs[Rs_inputMethod];
1573 if (p && *p)
1574 {
1575 bool found = false;
1576
1577 s = rxvt_splitcommastring (p);
1578
1579 for (i = 0; s[i]; i++)
1580 {
1581 if (*s[i])
1582 {
1583 strcpy (buf, "@im=");
1584 strncat (buf, s[i], IMBUFSIZ - 5);
1585 if (IM_get_IC (buf))
1586 {
1587 found = true;
1134 break; 1588 break;
1589 }
1135 } 1590 }
1136 } 1591 }
1137 for (i = 0; s[i]; i++)
1138 free(s[i]);
1139 free(s);
1140 XFree(xim_styles);
1141 1592
1593 rxvt_freecommastring (s);
1594
1142 if (!found) { 1595 if (found)
1143 XCloseIM(xim); 1596 goto done;
1144 return False;
1145 } 1597 }
1146 1598
1147 ximcallback.callback = rxvt_IMDestroyCallback; 1599 /* try with XMODIFIERS env. var. */
1600 if (IM_get_IC (""))
1601 goto done;
1148 1602
1149/* XXX: not sure why we need this (as well as IC one below) */ 1603 /* try with no modifiers base IF the user didn't specify an IM */
1150 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1604 if (IM_get_IC ("@im=none"))
1605 goto done;
1151 1606
1152 preedit_attr = status_attr = NULL; 1607done:
1153 1608#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154 if (R->input_style & XIMPreeditPosition) { 1609 if (rs[Rs_imLocale])
1155 rxvt_setSize(aR_ & rect); 1610 SET_LOCALE (locale);
1156 rxvt_setPosition(aR_ & spot); 1611#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} 1612}
1206 1613
1207/* EXTPROTO */
1208void 1614void
1209rxvt_IMSetStatusPosition(pR) 1615rxvt_term::IMSetPosition ()
1210{ 1616{
1211 XRectangle preedit_rect, status_rect, *needed_rect; 1617 XRectangle preedit_rect, status_rect, *needed_rect;
1212 XVaNestedList preedit_attr, status_attr; 1618 XVaNestedList preedit_attr, status_attr;
1213 1619
1214 if (R->Input_Context == NULL 1620 if (!Input_Context
1215 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1621 || !focus
1622 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1216 || !rxvt_IMisRunning(aR)) 1623 || !IMisRunning ())
1217 return; 1624 return;
1218 1625
1626 if (input_style & XIMPreeditPosition)
1627 {
1628 im_set_size (preedit_rect);
1629 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1630
1631 XSetICValues (Input_Context,
1632 XNPreeditAttributes, preedit_attr, NULL);
1633 }
1634 else
1635 {
1219/* Getting the necessary width of preedit area */ 1636 /* Getting the necessary width of preedit area */
1220 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1637 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1638 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222 XFree(status_attr); 1639 XFree (status_attr);
1223 1640
1224 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1641 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1642 XFree (needed_rect);
1225 1643
1226 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1644 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1645 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228 1646
1229 XSetICValues(R->Input_Context, 1647 XSetICValues (Input_Context,
1230 XNPreeditAttributes, preedit_attr, 1648 XNPreeditAttributes, preedit_attr,
1231 XNStatusAttributes, status_attr, NULL); 1649 XNStatusAttributes, status_attr,
1650 NULL);
1232 1651
1652 XFree (status_attr);
1653 }
1654
1233 XFree(preedit_attr); 1655 XFree (preedit_attr);
1234 XFree(status_attr);
1235} 1656}
1236#endif /* USE_XIM */ 1657#endif /* USE_XIM */
1237 1658
1238/*----------------------------------------------------------------------*/
1239rxvt_t rxvt_current_term;
1240
1241/*----------------------- end-of-file (C source) -----------------------*/ 1659/*----------------------- end-of-file (C source) -----------------------*/

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