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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.7 by pcg, Wed Nov 26 10:42:34 2003 UTC vs.
Revision 1.233 by sasha, Fri Jun 8 20:04:12 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.7 2003/11/26 10:42:34 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
47void * 74void
48rxvt_term::operator new (size_t s) 75rxvt_push_locale (const char *locale) NOTHROW
49{ 76{
50 void *p = malloc (s); 77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
51 80
52 MEMSET (p, 0, s); 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
53 return p; 146 return len;
54}
55 147
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 148}
149#endif
61 150
62rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 152 :
153#if TRANSPARENT || ENABLE_PERL
154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155 check_our_aprents_ev(this, &rxvt_term::check_our_parents_cb),
156#endif
157#ifdef HAVE_SCROLLBARS
158 scrollbar_ev (this, &rxvt_term::x_cb),
159#endif
64#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
161 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
162#endif
163#ifdef TEXT_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 164 text_blink_ev (this, &rxvt_term::text_blink_cb),
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66#endif 174#endif
67#ifdef POINTER_BLANK 175#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 176 pointer_ev (this, &rxvt_term::pointer_cb),
69#endif 177#endif
178#ifdef USE_XIM
179 im_ev (this, &rxvt_term::im_cb),
180#endif
181#ifndef NO_BELL
182 bell_ev (this, &rxvt_term::bell_cb),
183#endif
184 termwin_ev (this, &rxvt_term::x_cb),
70 x_ev (this, &rxvt_term::x_cb) 185 vt_ev (this, &rxvt_term::x_cb),
186 child_ev (this, &rxvt_term::child_cb),
187 check_ev (this, &rxvt_term::check_cb),
188 flush_ev (this, &rxvt_term::flush_cb),
189 destroy_ev (this, &rxvt_term::destroy_cb),
190 pty_ev (this, &rxvt_term::pty_cb),
191 incr_ev (this, &rxvt_term::incr_cb)
71{ 192{
72 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 193 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
194
195 termlist.push_back (this);
196
197#ifdef KEYSYM_RESOURCE
198 keyboard = new keyboard_manager;
199#endif
200}
201
202// clean up the most important stuff, do *not* call x or free mem etc.
203// for use before an emergency exit
204void rxvt_term::emergency_cleanup ()
205{
206 if (cmd_pid)
207 kill (-cmd_pid, SIGHUP);
208
209 pty_ev.stop ();
210 delete pty; pty = 0;
73} 211}
74 212
75rxvt_term::~rxvt_term () 213rxvt_term::~rxvt_term ()
76{ 214{
77 delete PixColors; 215 termlist.erase (find (termlist.begin (), termlist.end(), this));
78}
79 216
80/*----------------------------------------------------------------------*/ 217 emergency_cleanup ();
81/* rxvt_init() */
82/* LIBPROTO */
83rxvt_t
84rxvt_init(int argc, const char *const *argv)
85{
86 SET_R(new rxvt_term);
87 dR;
88 218
89 if (!R->init_vars () || !R->init (argc, argv)) 219#if ENABLE_STYLES
90 { 220 for (int i = RS_styleCount; --i; )
91 delete R; 221 if (fontset[i] != fontset[0])
92 return NULL; 222 delete fontset[i];
223#endif
224 delete fontset[0];
225
226 if (display)
93 } 227 {
228 selection_clear ();
94 229
230#ifdef USE_XIM
231 im_destroy ();
232#endif
233#ifdef XTERM_SCROLLBAR
234 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
235 if (ShadowGC) XFreeGC (dpy, ShadowGC);
236#endif
237#ifdef PLAIN_SCROLLBAR
238 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
239#endif
240#ifdef NEXT_SCROLLBAR
241 if (blackGC) XFreeGC (dpy, blackGC);
242 if (whiteGC) XFreeGC (dpy, whiteGC);
243 if (grayGC) XFreeGC (dpy, grayGC);
244 if (darkGC) XFreeGC (dpy, darkGC);
245 if (stippleGC) XFreeGC (dpy, stippleGC);
246 if (dimple) XFreePixmap (dpy, dimple);
247 if (upArrow) XFreePixmap (dpy, upArrow);
248 if (downArrow) XFreePixmap (dpy, downArrow);
249 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
250 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
251#endif
252#ifdef RXVT_SCROLLBAR
253 if (topShadowGC) XFreeGC (dpy, topShadowGC);
254 if (botShadowGC) XFreeGC (dpy, botShadowGC);
255 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
256#endif
257 if (gc) XFreeGC (dpy, gc);
258
259 delete drawable;
260 // destroy all windows
261 if (parent[0])
262 XDestroyWindow (dpy, parent[0]);
263
264 for (int i = 0; i < TOTAL_COLORS; i++)
265 if (ISSET_PIXCOLOR (i))
266 {
267 pix_colors_focused [i].free (this);
268#if OFF_FOCUS_FADING
269 pix_colors_unfocused [i].free (this);
270#endif
271 }
272
273 clear ();
274 }
275
276 delete [] pix_colors_focused;
277#if OFF_FOCUS_FADING
278 delete [] pix_colors_unfocused;
279#endif
280
281 displays.put (display);
282
283 scr_release ();
284
285 /* clear all resources */
286 for (int i = 0; i < allocated.size (); i++)
287 free (allocated [i]);
288
289 free (selection.text);
290 // TODO: manage env vars in child only(!)
291 free (env_display);
292 free (env_term);
293 free (locale);
294 free (v_buffer);
295 free (incr_buf);
296
297 delete envv;
298 delete argv;
299
300#ifdef KEYSYM_RESOURCE
301 delete keyboard;
302#endif
303}
304
305// child has exited, usually destroys
306void
307rxvt_term::child_cb (child_watcher &w, int status)
308{
309 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
310
311 cmd_pid = 0;
312
313 if (!option (Opt_hold))
314 destroy ();
315}
316
317void
318rxvt_term::destroy ()
319{
320 if (destroy_ev.active)
95 return R; 321 return;
96}
97 322
98bool 323 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
99rxvt_term::init (int argc, const char *const *argv)
100{
101 dR;//TODO (scrollbar, setidle)
102 324
103 /* 325#if ENABLE_OVERLAY
104 * Save and then give up any super-user privileges 326 scr_overlay_off ();
105 * If we need privileges in any area then we must specifically request it.
106 * We should only need to be root in these cases:
107 * 1. write utmp entries on some systems
108 * 2. chown tty on some systems
109 */
110 rxvt_privileges (this, SAVE);
111 rxvt_privileges (this, IGNORE);
112
113 rxvt_init_secondary (this);
114
115 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
116
117#if (MENUBAR_MAX)
118 rxvt_menubar_read (this, rs[Rs_menu]);
119#endif 327#endif
328
329 if (display)
330 {
331#if USE_XIM
332 im_ev.stop (display);
333#endif
120#ifdef HAVE_SCROLLBARS 334#if HAVE_SCROLLBARS
121 if (Options & Opt_scrollBar) 335 scrollbar_ev.stop (display);
122 scrollbar_setIdle (); /* set existence for size calculations */
123#endif 336#endif
124 337#if TRANSPARENT || ENABLE_PERL
125 rxvt_Create_Windows (this, argc, argv); 338 rootwin_ev.stop (display);
126
127 rxvt_init_xlocale (this);
128
129 rxvt_scr_reset (this); /* initialize screen */
130#ifdef RXVT_GRAPHICS
131 rxvt_Gr_reset (this); /* reset graphics */
132#endif 339#endif
133 340 incr_ev.stop ();
134#if 0 341 termwin_ev.stop (display);
135#ifdef DEBUG_X 342 vt_ev.stop (display);
136 XSynchronize(Xdisplay, True);
137 XSetErrorHandler((XErrorHandler) abort);
138#else
139 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140#endif
141#endif
142
143#ifdef HAVE_SCROLLBARS
144 if (Options & Opt_scrollBar)
145 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
146#endif
147#if (MENUBAR_MAX)
148 if (menubar_visible(r))
149 XMapWindow (Xdisplay, menuBar.win);
150#endif
151#ifdef TRANSPARENT
152 if (Options & Opt_transparent)
153 { 343 }
154 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
155 rxvt_check_our_parents (this);
156 }
157#endif
158 XMapWindow (Xdisplay, TermWin.vt);
159 XMapWindow (Xdisplay, TermWin.parent[0]);
160 344
161 rxvt_init_env (this); 345 check_ev.stop ();
162 rxvt_init_command (this, cmd_argv); 346 pty_ev.stop ();
163 347#ifdef CURSOR_BLINK
164 x_ev.start (Xfd, EVENT_READ); 348 cursor_blink_ev.stop ();
165 pty_ev.start (cmd_fd, EVENT_READ);
166
167 flush ();
168
169 return true;
170}
171
172/* ------------------------------------------------------------------------- *
173 * SIGNAL HANDLING & EXIT HANDLER *
174 * ------------------------------------------------------------------------- */
175/*
176 * Catch a SIGCHLD signal and exit if the direct child has died
177 */
178/* ARGSUSED */
179/* EXTPROTO */
180RETSIGTYPE
181rxvt_Child_signal(int sig __attribute__ ((unused)))
182{
183 dR;
184 int pid, save_errno = errno;
185
186 do {
187 errno = 0;
188 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
189
190 if (pid == R->cmd_pid)
191 exit(EXIT_SUCCESS);
192
193 errno = save_errno;
194 signal(SIGCHLD, rxvt_Child_signal);
195}
196
197/*
198 * Catch a fatal signal and tidy up before quitting
199 */
200/* EXTPROTO */
201RETSIGTYPE
202rxvt_Exit_signal(int sig)
203{
204 signal(sig, SIG_DFL);
205#ifdef DEBUG_CMD
206 rxvt_print_error("signal %d", sig);
207#endif 349#endif
208 rxvt_clean_exit(); 350#ifdef TEXT_BLINK
209 kill(getpid(), sig); 351 text_blink_ev.stop ();
210} 352#endif
353#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
354 cont_scroll_ev.stop ();
355#endif
356#ifdef SELECTION_SCROLLING
357 sel_scroll_ev.stop ();
358#endif
359#ifdef POINTER_BLANK
360 pointer_ev.stop ();
361#endif
211 362
212/* ARGSUSED */ 363 destroy_ev.start (0);
213/* INTPROTO */ 364}
214int
215rxvt_xerror_handler(const Display * display
216 __attribute__ ((unused)), const XErrorEvent * event)
217{
218 dR;
219 365
220 if (R->allowedxerror == -1) { 366void
221 R->allowedxerror = event->error_code; 367rxvt_term::destroy_cb (time_watcher &w)
222 return 0; /* ignored anyway */ 368{
223 } 369 make_current ();
224 rxvt_print_error("XError: Request: %d . %d, Error: %d", 370
225 event->request_code, event->minor_code, 371 delete this;
226 event->error_code);
227/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
228 exit(EXIT_FAILURE);
229/* NOTREACHED */
230} 372}
231 373
232/*----------------------------------------------------------------------*/ 374/*----------------------------------------------------------------------*/
233/* 375/*
234 * Exit gracefully, clearing the utmp entry and restoring tty attributes 376 * Exit gracefully, clearing the utmp entry and restoring tty attributes
235 * TODO: if debugging, this should free up any known resources if we can 377 * TODO: if debugging, this should free up any known resources if we can
236 */ 378 */
237/* EXTPROTO */ 379static XErrorHandler old_xerror_handler;
238void
239rxvt_clean_exit(void)
240{
241 dR;
242 380
243#ifdef DEBUG_SCREEN 381static void
244 rxvt_scr_release(aR); 382rxvt_emergency_cleanup ()
383{
384 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
385 (*t)->emergency_cleanup ();
386}
387
388#if !ENABLE_MINIMAL
389static void
390print_x_error (Display *dpy, XErrorEvent *event)
391{
392 char buffer[BUFSIZ];
393 char mesg[BUFSIZ];
394 char number[32];
395 char *mtype = "XlibMessage";
396 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
397 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
398 rxvt_warn ("An X Error occured, trying to continue after report.\n");
399 rxvt_warn ("%s: %s\n", mesg, buffer);
400 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
401 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
402 sprintf(number, "%d", event->request_code);
403 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
404 rxvt_warn ("(which is %s)\n", buffer);
405 if (event->request_code >= 128) {
406 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
407 mesg, BUFSIZ);
408 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
409 }
410 if ((event->error_code == BadWindow) ||
411 (event->error_code == BadPixmap) ||
412 (event->error_code == BadCursor) ||
413 (event->error_code == BadFont) ||
414 (event->error_code == BadDrawable) ||
415 (event->error_code == BadColor) ||
416 (event->error_code == BadGC) ||
417 (event->error_code == BadIDChoice) ||
418 (event->error_code == BadValue) ||
419 (event->error_code == BadAtom)) {
420 if (event->error_code == BadValue)
421 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
422 mesg, BUFSIZ);
423 else if (event->error_code == BadAtom)
424 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
425 mesg, BUFSIZ);
426 else
427 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
428 mesg, BUFSIZ);
429 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
430 }
431 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
432 mesg, BUFSIZ);
433 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
434}
245#endif 435#endif
246#ifndef NO_SETOWNER_TTYDEV 436
247 rxvt_privileged_ttydev(aR_ RESTORE); 437int
248#endif 438rxvt_xerror_handler (Display *display, XErrorEvent *event)
249#ifdef UTMP_SUPPORT 439{
250 rxvt_privileged_utmp(aR_ RESTORE); 440 if (GET_R->allowedxerror == -1)
251#endif 441 GET_R->allowedxerror = event->error_code;
252#ifdef USE_XIM 442 else
253 if (R->Input_Context != NULL) {
254 XDestroyIC(R->Input_Context);
255 R->Input_Context = NULL;
256 } 443 {
444 // GET_R is most likely not the terminal which caused the error,
445 // so just output the error and continue
446#if ENABLE_MINIMAL
447 old_xerror_handler (display, event);
448#else
449 print_x_error (display, event);
257#endif 450#endif
451 }
452
453 return 0;
454}
455
456int
457rxvt_xioerror_handler (Display *display)
458{
459 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
460 DisplayString (display));
461 rxvt_emergency_cleanup ();
462 _exit (EXIT_FAILURE);
463}
464
465/*----------------------------------------------------------------------*/
466bool
467rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
468{
469 this->envv = envv;
470
471 SET_R (this);
472 set_locale ("");
473 set_environ (envv); // few things in X do not call setlocale :(
474
475 if (!init_vars ())
476 return false;
477
478 init_secondary ();
479
480 const char **cmd_argv = init_resources (argc, argv);
481
482#ifdef KEYSYM_RESOURCE
483 keyboard->register_done ();
484#endif
485
486#ifdef HAVE_SCROLLBARS
487 if (option (Opt_scrollBar))
488 scrollBar.setIdle (); /* set existence for size calculations */
489#endif
490
491 pty = ptytty::create ();
492
493 create_windows (argc, argv);
494
495 init_xlocale ();
496
497 scr_reset (); // initialize screen
498
499#if 0
500 XSynchronize (dpy, True);
501#endif
502
503#ifdef HAVE_SCROLLBARS
504 if (option (Opt_scrollBar))
505 resize_scrollbar (); /* create and map scrollbar */
506#endif
507#ifdef TRANSPARENT
508 if (option (Opt_transparent))
509 {
510 XSelectInput (dpy, display->root, PropertyChangeMask);
511 check_our_parents ();
512 rootwin_ev.start (display, display->root);
513 }
514#endif
515#if ENABLE_PERL
516 rootwin_ev.start (display, display->root);
517#endif
518
519 set_colorfgbg ();
520
521 init_command (cmd_argv);
522
523 free (cmd_argv);
524
525 if (pty->pty >= 0)
526 pty_ev.start (pty->pty, EVENT_READ);
527
528 check_ev.start ();
529
530 HOOK_INVOKE ((this, HOOK_START, DT_END));
531
532#if ENABLE_XEMBED
533 if (rs[Rs_embed])
534 {
535 long info[2] = { 0, XEMBED_MAPPED };
536
537 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
538 32, PropModeReplace, (unsigned char *)&info, 2);
539 }
540#endif
541
542 XMapWindow (dpy, vt);
543 XMapWindow (dpy, parent[0]);
544
545 return true;
546}
547
548static struct sig_handlers
549{
550 sig_watcher sw_term, sw_int;
551
552 /*
553 * Catch a fatal signal and tidy up before quitting
554 */
555 void
556 sig_term (sig_watcher &w)
557 {
558 rxvt_emergency_cleanup ();
559 signal (w.signum, SIG_DFL);
560 kill (getpid (), w.signum);
561 }
562
563 sig_handlers ()
564 : sw_term (this, &sig_handlers::sig_term),
565 sw_int (this, &sig_handlers::sig_term)
566 {
567 }
568} sig_handlers;
569
570char **rxvt_environ; // startup environment
571
572void
573rxvt_init ()
574{
575 ptytty::init ();
576
577 rxvt_environ = environ;
578
579 signal (SIGHUP, SIG_IGN);
580 signal (SIGPIPE, SIG_IGN);
581
582 sig_handlers.sw_term.start (SIGTERM);
583 sig_handlers.sw_int.start (SIGINT);
584
585 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
586 /* signal (SIGURG, SIG_DFL); */
587
588 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
589 // TODO: handle this with exceptions and tolerate the memory loss
590 XSetIOErrorHandler (rxvt_xioerror_handler);
591
592 XrmInitialize ();
258} 593}
259 594
260/* ------------------------------------------------------------------------- * 595/* ------------------------------------------------------------------------- *
261 * MEMORY ALLOCATION WRAPPERS * 596 * MEMORY ALLOCATION WRAPPERS *
262 * ------------------------------------------------------------------------- */ 597 * ------------------------------------------------------------------------- */
263/* EXTPROTO */ 598void *
264void *
265rxvt_malloc(size_t size) 599rxvt_malloc (size_t size)
266{ 600{
267 void *p;
268
269 p = malloc(size); 601 void *p = malloc (size);
602
270 if (p) 603 if (!p)
604 rxvt_fatal ("memory allocation failure. aborting.\n");
605
271 return p; 606 return p;
272
273 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
274 rxvt_clean_exit();
275 exit(EXIT_FAILURE);
276/* NOTREACHED */
277} 607}
278 608
279/* EXTPROTO */ 609void *
280void *
281rxvt_calloc(size_t number, size_t size) 610rxvt_calloc (size_t number, size_t size)
282{ 611{
283 void *p;
284
285 p = calloc(number, size); 612 void *p = calloc (number, size);
613
286 if (p) 614 if (!p)
615 rxvt_fatal ("memory allocation failure. aborting.\n");
616
287 return p; 617 return p;
288
289 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
290 rxvt_clean_exit();
291 exit(EXIT_FAILURE);
292/* NOTREACHED */
293} 618}
294 619
295/* EXTPROTO */ 620void *
296void *
297rxvt_realloc(void *ptr, size_t size) 621rxvt_realloc (void *ptr, size_t size)
298{ 622{
299 void *p;
300
301 if (ptr)
302 p = realloc(ptr, size); 623 void *p = realloc (ptr, size);
303 else 624
304 p = malloc(size);
305 if (p) 625 if (!p)
626 rxvt_fatal ("memory allocation failure. aborting.\n");
627
306 return p; 628 return p;
307
308 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
309 rxvt_clean_exit();
310 exit(EXIT_FAILURE);
311/* NOTREACHED */
312} 629}
313
314/* ------------------------------------------------------------------------- *
315 * PRIVILEGED OPERATIONS *
316 * ------------------------------------------------------------------------- */
317/* take care of suid/sgid super-user (root) privileges */
318/* INTPROTO */
319void
320rxvt_privileges(pR_ int mode)
321{
322#if ! defined(__CYGWIN32__)
323# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
324/* setreuid() is the poor man's setuid(), seteuid() */
325# define seteuid(a) setreuid(-1, (a))
326# define setegid(a) setregid(-1, (a))
327# define HAVE_SETEUID
328# endif
329# ifdef HAVE_SETEUID
330 switch (mode) {
331 case IGNORE:
332 /*
333 * change effective uid/gid - not real uid/gid - so we can switch
334 * back to root later, as required
335 */
336 seteuid(getuid());
337 setegid(getgid());
338 break;
339 case SAVE:
340 R->euid = geteuid();
341 R->egid = getegid();
342 break;
343 case RESTORE:
344 seteuid(R->euid);
345 setegid(R->egid);
346 break;
347 }
348# else
349 switch (mode) {
350 case IGNORE:
351 setuid(getuid());
352 setgid(getgid());
353 /* FALLTHROUGH */
354 case SAVE:
355 /* FALLTHROUGH */
356 case RESTORE:
357 break;
358 }
359# endif
360#endif
361}
362
363#ifdef UTMP_SUPPORT
364/* EXTPROTO */
365void
366rxvt_privileged_utmp(pR_ char action)
367{
368 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
369 action, R->next_utmp_action, getpid()));
370 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
371 || (R->Options & Opt_utmpInhibit)
372 || R->ttydev == NULL || *R->ttydev == '\0')
373 return;
374
375 rxvt_privileges(aR_ RESTORE);
376 if (action == SAVE) {
377 R->next_utmp_action = RESTORE;
378 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
379 } else { /* action == RESTORE */
380 R->next_utmp_action = IGNORE;
381 rxvt_cleanutent(aR);
382 }
383 rxvt_privileges(aR_ IGNORE);
384}
385#endif
386
387#ifndef NO_SETOWNER_TTYDEV
388/* EXTPROTO */
389void
390rxvt_privileged_ttydev(pR_ char action)
391{
392 D_MAIN((stderr,
393 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
394 action, R->next_tty_action, getpid()));
395 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
396 || R->ttydev == NULL || *R->ttydev == '\0')
397 return;
398
399 rxvt_privileges(aR_ RESTORE);
400
401 if (action == SAVE) {
402 R->next_tty_action = RESTORE;
403# ifndef RESET_TTY_TO_COMMON_DEFAULTS
404/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
405 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
406 R->next_tty_action = IGNORE;
407 else
408# endif
409 {
410 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
411 chmod(R->ttydev, R->ttymode);
412# ifdef HAVE_REVOKE
413 revoke(R->ttydev);
414# endif
415 }
416 } else { /* action == RESTORE */
417 R->next_tty_action = IGNORE;
418# ifndef RESET_TTY_TO_COMMON_DEFAULTS
419 chmod(R->ttydev, R->ttyfd_stat.st_mode);
420 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
421# else
422 chmod(R->ttydev,
423 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
424 chown(R->ttydev, 0, 0);
425# endif
426 }
427
428 rxvt_privileges(aR_ IGNORE);
429
430# ifndef RESET_TTY_TO_COMMON_DEFAULTS
431 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
432 action == RESTORE ? "Restoring" : (action ==
433 SAVE ? "Saving" :
434 "UNKNOWN ERROR for"), R->ttydev,
435 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
436 R->ttyfd_stat.st_gid));
437# endif
438}
439#endif
440 630
441/*----------------------------------------------------------------------*/ 631/*----------------------------------------------------------------------*/
442/* 632/*
443 * window size/position calculcations for XSizeHint and other storage. 633 * window size/position calculcations for XSizeHint and other storage.
444 * if width/height are non-zero then override calculated width/height 634 * if width/height are non-zero then override calculated width/height
445 */ 635 */
446/* EXTPROTO */
447void 636void
448rxvt_window_calc(pR_ unsigned int width, unsigned int height) 637rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
449{ 638{
450 short recalc_x, recalc_y; 639 short recalc_x, recalc_y;
451 int x, y, sb_w, mb_h, flags; 640 int x, y, sb_w, flags;
452 unsigned int w, h; 641 unsigned int w, h;
453 unsigned int max_width, max_height; 642 unsigned int max_width, max_height;
454 643
455 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
456 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
457 R->szHint.height));
458 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 644 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
459 R->szHint.win_gravity = NorthWestGravity; 645 szHint.win_gravity = NorthWestGravity;
460/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 646 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
461 647
462 recalc_x = recalc_y = 0; 648 recalc_x = recalc_y = 0;
463 flags = 0; 649 flags = 0;
650
464 if (!R->parsed_geometry) { 651 if (!parsed_geometry)
652 {
465 R->parsed_geometry = 1; 653 parsed_geometry = 1;
654
466 if (R->rs[Rs_geometry]) 655 if (rs[Rs_geometry])
467 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 656 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
657
468 if (flags & WidthValue) { 658 if (flags & WidthValue)
469 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 659 {
660 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
470 R->szHint.flags |= USSize; 661 szHint.flags |= USSize;
471 } 662 }
663
472 if (flags & HeightValue) { 664 if (flags & HeightValue)
473 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 665 {
666 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
474 R->szHint.flags |= USSize; 667 szHint.flags |= USSize;
475 } 668 }
669
476 if (flags & XValue) { 670 if (flags & XValue)
671 {
477 R->szHint.x = x; 672 szHint.x = x;
478 R->szHint.flags |= USPosition; 673 szHint.flags |= USPosition;
674
479 if (flags & XNegative) { 675 if (flags & XNegative)
676 {
480 recalc_x = 1; 677 recalc_x = 1;
481 R->szHint.win_gravity = NorthEastGravity; 678 szHint.win_gravity = NorthEastGravity;
482 } 679 }
483 } 680 }
681
484 if (flags & YValue) { 682 if (flags & YValue)
683 {
485 R->szHint.y = y; 684 szHint.y = y;
486 R->szHint.flags |= USPosition; 685 szHint.flags |= USPosition;
686
487 if (flags & YNegative) { 687 if (flags & YNegative)
688 {
488 recalc_y = 1; 689 recalc_y = 1;
690
489 if (R->szHint.win_gravity == NorthEastGravity) 691 if (szHint.win_gravity == NorthEastGravity)
490 R->szHint.win_gravity = SouthEastGravity; 692 szHint.win_gravity = SouthEastGravity;
491 else 693 else
492 R->szHint.win_gravity = SouthWestGravity; 694 szHint.win_gravity = SouthWestGravity;
493 } 695 }
494 } 696 }
495 } 697 }
698
496/* TODO: BOUNDS */ 699 /* TODO: BOUNDS */
497 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 700 width = ncol * fwidth;
498 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 701 height = nrow * fheight;
499 max_width = MAX_COLS * R->TermWin.fwidth; 702 max_width = MAX_COLS * fwidth;
500 max_height = MAX_ROWS * R->TermWin.fheight; 703 max_height = MAX_ROWS * fheight;
501 704
502 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 705 szHint.base_width = szHint.base_height = 2 * int_bwidth;
503 706
504 sb_w = mb_h = 0; 707 sb_w = 0;
505 R->window_vt_x = R->window_vt_y = 0; 708 window_vt_x = window_vt_y = int_bwidth;
506 if (scrollbar_visible(R)) { 709
710 if (scrollBar.state)
711 {
507 sb_w = scrollbar_TotalWidth(); 712 sb_w = scrollbar_TotalWidth ();
508 R->szHint.base_width += sb_w; 713 szHint.base_width += sb_w;
714
509 if (!(R->Options & Opt_scrollBar_right)) 715 if (!option (Opt_scrollBar_right))
510 R->window_vt_x = sb_w; 716 window_vt_x += sb_w;
511 } 717 }
512 if (menubar_visible(R)) { 718
513 mb_h = menuBar_TotalHeight();
514 R->szHint.base_height += mb_h;
515 R->window_vt_y = mb_h;
516 }
517 R->szHint.width_inc = R->TermWin.fwidth; 719 szHint.width_inc = fwidth;
518 R->szHint.height_inc = R->TermWin.fheight; 720 szHint.height_inc = fheight;
519 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 721 szHint.min_width = szHint.base_width + szHint.width_inc;
520 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 722 szHint.min_height = szHint.base_height + szHint.height_inc;
521 723
522 if (width && width - R->szHint.base_width < max_width) { 724 if (newwidth && newwidth - szHint.base_width < max_width)
725 {
523 R->szHint.width = width; 726 szHint.width = newwidth;
524 R->TermWin.width = width - R->szHint.base_width; 727 width = newwidth - szHint.base_width;
525 } else { 728 }
526 MIN_IT(R->TermWin.width, max_width); 729 else
730 {
731 min_it (width, max_width);
527 R->szHint.width = R->szHint.base_width + R->TermWin.width; 732 szHint.width = szHint.base_width + width;
528 } 733 }
734
529 if (height && height - R->szHint.base_height < max_height) { 735 if (newheight && newheight - szHint.base_height < max_height)
736 {
530 R->szHint.height = height; 737 szHint.height = newheight;
531 R->TermWin.height = height - R->szHint.base_height; 738 height = newheight - szHint.base_height;
532 } else { 739 }
533 MIN_IT(R->TermWin.height, max_height); 740 else
741 {
742 min_it (height, max_height);
534 R->szHint.height = R->szHint.base_height + R->TermWin.height; 743 szHint.height = szHint.base_height + height;
535 } 744 }
745
536 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 746 if (scrollBar.state && option (Opt_scrollBar_right))
537 R->window_sb_x = R->szHint.width - sb_w; 747 window_sb_x = szHint.width - sb_w;
538 748
539 if (recalc_x) 749 if (recalc_x)
540 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 750 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
541 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 751
542 if (recalc_y) 752 if (recalc_y)
543 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 753 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
544 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
545 754
546 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 755 ncol = width / fwidth;
547 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 756 nrow = height / fheight;
548 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
549 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
550 R->szHint.height));
551 return;
552} 757}
553 758
554/*----------------------------------------------------------------------*/ 759/*----------------------------------------------------------------------*/
555/* 760/*
556 * Tell the teletype handler what size the window is. 761 * Tell the teletype handler what size the window is.
557 * Called after a window size change. 762 * Called after a window size change.
558 */ 763 */
559/* EXTPROTO */
560void 764void
561rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 765rxvt_term::tt_winch ()
562{ 766{
767 if (pty->pty < 0)
768 return;
769
563 struct winsize ws; 770 struct winsize ws;
564 771
565 if (fd < 0)
566 return;
567 ws.ws_col = col; 772 ws.ws_col = ncol;
568 ws.ws_row = row; 773 ws.ws_row = nrow;
569 ws.ws_xpixel = ws.ws_ypixel = 0; 774 ws.ws_xpixel = width;
570#ifndef DEBUG_SIZE 775 ws.ws_ypixel = height;
571 (void)ioctl(fd, TIOCSWINSZ, &ws); 776 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
572#else 777
573 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 778#if 0
574 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 779 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
575 }
576# ifdef SIGWINCH
577 else if (pid) /* force through to the command */ 780 if (cmd_pid) /* force through to the command */
578 kill(pid, SIGWINCH); 781 kill (-cmd_pid, SIGWINCH);
579# endif
580#endif 782#endif
581} 783}
582 784
583/*----------------------------------------------------------------------*/ 785/*----------------------------------------------------------------------*/
584/* rxvt_change_font() - Switch to a new font */ 786/* set_fonts () - load and set the various fonts
585/* 787 *
586 * init = 1 - initialize 788 * init = 1 - initialize
587 * 789 *
588 * fontname == FONT_UP - switch to bigger font 790 * fontname == FONT_UP - switch to bigger font
589 * fontname == FONT_DN - switch to smaller font 791 * fontname == FONT_DN - switch to smaller font
590 */ 792 */
591/* EXTPROTO */ 793bool
592void 794rxvt_term::set_fonts ()
593rxvt_change_font(pR_ int init, const char *fontname)
594{ 795{
595} 796 rxvt_fontset *fs = new rxvt_fontset (this);
797 rxvt_fontprop prop;
596 798
597/* INTPROTO */ 799 if (!fs
598void 800 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
599rxvt_font_up_down(pR_ int n, int direction) 801 || !fs->realize_font (1))
802 {
803 delete fs;
804 return false;
805 }
806
807#if ENABLE_STYLES
808 for (int i = RS_styleCount; --i; )
809 if (fontset[i] != fontset[0])
810 delete fontset[i];
811#endif
812
813 delete fontset[0];
814 fontset[0] = fs;
815
816 prop = (*fs)[1]->properties ();
817 prop.height += lineSpace;
818
819 fs->set_prop (prop, false);
820
821 fwidth = prop.width;
822 fheight = prop.height;
823 fbase = prop.ascent;
824
825 for (int style = 1; style < 4; style++)
826 {
827#if ENABLE_STYLES
828 const char *res = rs[Rs_font + style];
829
830 if (res && !*res)
831 fontset[style] = fontset[0];
832 else
833 {
834 fontset[style] = fs = new rxvt_fontset (this);
835 rxvt_fontprop prop2 = prop;
836
837 if (res)
838 {
839 fs->populate (res);
840 fs->set_prop (prop2, false);
841 }
842 else
843 {
844 fs->populate (fontset[0]->fontdesc);
845
846 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
847 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
848
849 fs->set_prop (prop2, true);
850 }
851
852 }
853#else
854 fontset[style] = fontset[0];
855#endif
856 }
857
858 if (parent[0])
859 {
860 resize_all_windows (0, 0, 0);
861 scr_remap_chars ();
862 scr_touch (true);
863 }
864
865 return true;
866}
867
868void rxvt_term::set_string_property (Atom prop, const char *str, int len)
600{ 869{
870 XChangeProperty (dpy, parent[0],
871 prop, XA_STRING, 8, PropModeReplace,
872 (const unsigned char *)str, len >= 0 ? len : strlen (str));
873}
874
875void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
876{
877 wchar_t *ws = rxvt_mbstowcs (str, len);
878 char *s = rxvt_wcstoutf8 (ws);
879
880 XChangeProperty (dpy, parent[0],
881 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
882 (const unsigned char *)s, strlen (s));
883
884 free (s);
885 free (ws);
601} 886}
602 887
603/*----------------------------------------------------------------------*/ 888/*----------------------------------------------------------------------*/
604/*----------------------------------------------------------------------*/ 889/*----------------------------------------------------------------------*/
605/* xterm sequences - title, iconName, color (exptl) */ 890/* xterm sequences - title, iconName, color (exptl) */
606/* EXTPROTO */
607void 891void
608rxvt_set_title(pR_ const char *str) 892rxvt_term::set_title (const char *str)
609{ 893{
610#ifndef SMART_WINDOW_TITLE 894 set_string_property (XA_WM_NAME, str);
611 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 895#if ENABLE_EWMH
896 set_utf8_property (xa[XA_NET_WM_NAME], str);
897#endif
898}
899
900void
901rxvt_term::set_icon_name (const char *str)
902{
903 set_string_property (XA_WM_ICON_NAME, str);
904#if ENABLE_EWMH
905 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
906#endif
907}
908
909#ifdef XTERM_COLOR_CHANGE
910void
911rxvt_term::set_window_color (int idx, const char *color)
912{
913 rxvt_color xcol;
914 int i;
915
916 if (color == NULL || *color == '\0')
917 return;
918
919 color = strdup (color);
920 allocated.push_back ((void *)color);
921 rs[Rs_color + idx] = color;
922
923 /* handle color aliases */
924 if (isdigit (*color))
925 {
926 i = atoi (color);
927
928 if (i >= 8 && i <= 15)
929 { /* bright colors */
930 i -= 8;
931 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
932 goto done;
933 }
934
935 if (i >= 0 && i <= 7)
936 { /* normal colors */
937 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
938 goto done;
939 }
940 }
941
942 set_color (xcol, color);
943
944 /*
945 * FIXME: should free colors here, but no idea how to do it so instead,
946 * so just keep gobbling up the colormap
947 */
948
949 pix_colors_focused[idx] = xcol;
950
951 /* XSetWindowAttributes attr; */
952 /* Cursor cursor; */
953done:
954 /*TODO: handle Color_BD, scrollbar background, etc. */
955
956 update_fade_color (idx);
957 recolour_cursor ();
958 scr_recolour ();
959}
960
612#else 961#else
613 char *name;
614
615 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
616 name = NULL;
617 if (name == NULL || STRCMP(name, str))
618 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
619 if (name)
620 XFree(name);
621#endif
622}
623
624/* EXTPROTO */
625void
626rxvt_set_iconName(pR_ const char *str)
627{
628#ifndef SMART_WINDOW_TITLE
629 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
630#else
631 char *name;
632
633 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
634 name = NULL;
635 if (name == NULL || STRCMP(name, str))
636 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
637 if (name)
638 XFree(name);
639#endif
640}
641
642#ifdef XTERM_COLOR_CHANGE
643/* EXTPROTO */
644void
645rxvt_set_window_color(pR_ int idx, const char *color)
646{
647 rxvt_color xcol;
648 int i;
649
650 if (color == NULL || *color == '\0')
651 return;
652
653/* handle color aliases */
654 if (isdigit(*color)) {
655 i = atoi(color);
656 if (i >= 8 && i <= 15) { /* bright colors */
657 i -= 8;
658# ifndef NO_BRIGHTCOLOR
659 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
660 SET_PIXCOLOR(R, idx);
661 goto Done;
662# endif
663 }
664 if (i >= 0 && i <= 7) { /* normal colors */
665 R->PixColors[idx] = R->PixColors[minCOLOR + i];
666 SET_PIXCOLOR(R, idx);
667 goto Done;
668 }
669 }
670 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
671 return;
672/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
673
674/*
675 * FIXME: should free colors here, but no idea how to do it so instead,
676 * so just keep gobbling up the colormap
677 */
678# if 0
679 for (i = Color_Black; i <= Color_White; i++)
680 if (R->PixColors[idx] == R->PixColors[i])
681 break;
682 if (i > Color_White) {
683 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
684 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
685 DisplayPlanes(R->Xdisplay, Xscreen));
686 }
687# endif
688
689 R->PixColors[idx] = xcol;
690 SET_PIXCOLOR(R, idx);
691
692/* XSetWindowAttributes attr; */
693/* Cursor cursor; */
694 Done:
695 if (idx == Color_bg && !(R->Options & Opt_transparent))
696 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
697 R->PixColors[Color_bg]);
698
699/* handle Color_BD, scrollbar background, etc. */
700
701 rxvt_set_colorfgbg(aR);
702 rxvt_recolour_cursor(aR);
703/* the only reasonable way to enforce a clean update */
704 rxvt_scr_poweron(aR);
705}
706
707#else
708# define rxvt_set_window_color(aR_ idx,color) ((void)0) 962# define set_window_color (idx,color) ((void)0)
709#endif /* XTERM_COLOR_CHANGE */ 963#endif /* XTERM_COLOR_CHANGE */
710 964
711/* EXTPROTO */
712void 965void
713rxvt_recolour_cursor(pR) 966rxvt_term::recolour_cursor ()
714{ 967{
715 rxvt_color xcol[2]; 968 XColor fg, bg;
716 969
717#if TODO 970 (ISSET_PIXCOLOR (Color_pointer_fg)
718 xcol[0] = R->PixColors[Color_pointer]; 971 ? pix_colors_focused[Color_pointer_fg]
719 xcol[1] = R->PixColors[Color_bg]; 972 : pix_colors_focused[Color_fg]).get (fg);
720 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 973
721 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 974 (ISSET_PIXCOLOR (Color_pointer_bg)
722#endif 975 ? pix_colors_focused[Color_pointer_bg]
976 : pix_colors_focused[Color_bg]).get (bg);
977
978 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
723} 979}
724 980
725/*----------------------------------------------------------------------*/ 981/*----------------------------------------------------------------------*/
726/* 982/*
727 * find if fg/bg matches any of the normal (low-intensity) colors 983 * find if fg/bg matches any of the normal (low-intensity) colors
728 */ 984 */
729/* INTPROTO */
730void 985void
731rxvt_set_colorfgbg(pR) 986rxvt_term::set_colorfgbg ()
732{ 987{
733 unsigned int i; 988 unsigned int i;
734 const char *xpmb = "\0"; 989 const char *xpmb = "\0";
735 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 990 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
736 991
737 R->env_colorfgbg = 992 strcpy (fstr, "default");
738 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 993 strcpy (bstr, "default");
739 STRCPY(fstr, "default");
740 STRCPY(bstr, "default");
741 for (i = Color_Black; i <= Color_White; i++) 994 for (i = Color_Black; i <= Color_White; i++)
742 if (R->PixColors[Color_fg] == R->PixColors[i]) { 995 if (pix_colors[Color_fg] == pix_colors[i])
996 {
743 sprintf(fstr, "%d", (i - Color_Black)); 997 sprintf (fstr, "%d", (i - Color_Black));
744 break; 998 break;
745 } 999 }
1000
746 for (i = Color_Black; i <= Color_White; i++) 1001 for (i = Color_Black; i <= Color_White; i++)
747 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1002 if (pix_colors[Color_bg] == pix_colors[i])
1003 {
748 sprintf(bstr, "%d", (i - Color_Black)); 1004 sprintf (bstr, "%d", (i - Color_Black));
749#ifdef XPM_BACKGROUND 1005#ifdef XPM_BACKGROUND
750 xpmb = "default;"; 1006 xpmb = "default;";
751#endif 1007#endif
752 break; 1008 break;
753 } 1009 }
1010
754 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1011 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
755 putenv(R->env_colorfgbg);
756
757#ifndef NO_BRIGHTCOLOR
758 R->colorfgbg = DEFAULT_RSTYLE;
759 for (i = minCOLOR; i <= maxCOLOR; i++) {
760 if (R->PixColors[Color_fg] == R->PixColors[i])
761 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
762 if (R->PixColors[Color_bg] == R->PixColors[i])
763 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
764 }
765#endif
766} 1012}
767 1013
768/*----------------------------------------------------------------------*/ 1014/*----------------------------------------------------------------------*/
769/*
770 * Colour determination for low colour displays, routine from
771 * Hans de Goede <hans@highrise.nl>
772 */
773 1015
774/* EXTPROTO */ 1016bool
775int 1017rxvt_term::set_color (rxvt_color &color, const char *name)
776rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
777{ 1018{
778 screen_in_out->set(aR_ colour); 1019 if (color.set (this, name))
779
780 if (!screen_in_out->set(aR_ colour)) {
781 rxvt_print_error("can't allocate colour: %s", colour);
782 return false;
783 }
784
785 return true; 1020 return true;
1021
1022 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1023 return false;
1024}
1025
1026void
1027rxvt_term::alias_color (int dst, int src)
1028{
1029 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
786} 1030}
787 1031
788/* -------------------------------------------------------------------- * 1032/* -------------------------------------------------------------------- *
789 * - WINDOW RESIZING - * 1033 * - WINDOW RESIZING - *
790 * -------------------------------------------------------------------- */ 1034 * -------------------------------------------------------------------- */
791/* EXTPROTO */
792void 1035void
793rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1036rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
794 int ignoreparent)
795{ 1037{
796 int fix_screen; 1038 int fix_screen;
1039 int old_width = szHint.width;
1040 int old_height = szHint.height;
797 1041
1042 window_calc (newwidth, newheight);
1043
1044 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1045 XSetWMNormalHints (dpy, parent[0], &szHint);
1046
1047 if (!ignoreparent)
1048 {
798#ifdef SMART_RESIZE 1049#ifdef SMART_RESIZE
799 int old_width = R->szHint.width, old_height = R->szHint.height; 1050 /*
800#endif
801
802 rxvt_window_calc(aR_ width, height);
803 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
804 if (!ignoreparent) {
805#ifdef SMART_RESIZE
806/*
807 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1051 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
808 * reposition window on resize depending on placement on screen 1052 * reposition window on resize depending on placement on screen
809 */ 1053 */
810 int x, y, x1, y1; 1054 int x, y, x1, y1;
811 int dx, dy; 1055 int dx, dy;
812 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1056 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
813 Window unused_cr; 1057 Window unused_cr;
814 1058
815 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1059 XTranslateCoordinates (dpy, parent[0], display->root,
816 0, 0, &x, &y, &unused_cr); 1060 0, 0, &x, &y, &unused_cr);
817 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1061 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
818 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1062 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
819 /* 1063 /*
820 * if Xroot isn't the parent window, a WM will probably have offset 1064 * if display->root isn't the parent window, a WM will probably have offset
821 * our position for handles and decorations. Counter it 1065 * our position for handles and decorations. Counter it
822 */ 1066 */
823 if (x1 != x || y1 != y) { 1067 if (x1 != x || y1 != y)
1068 {
824 x -= x1; 1069 x -= x1;
825 y -= y1; 1070 y -= y1;
826 } 1071 }
827 1072
828 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1073 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
829 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1074 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
830 dx = old_width - R->szHint.width; 1075 dx = old_width - szHint.width;
831 dy = old_height - R->szHint.height; 1076 dy = old_height - szHint.height;
832 1077
833 /* Check position of the center of the window */ 1078 /* Check position of the center of the window */
834 if (x < x1) /* left half */ 1079 if (x < x1) /* left half */
835 dx = 0; 1080 dx = 0;
836 else if (x == x1) /* exact center */ 1081 else if (x == x1) /* exact center */
837 dx /= 2; 1082 dx /= 2;
838 if (y < y1) /* top half */ 1083 if (y < y1) /* top half */
839 dy = 0; 1084 dy = 0;
840 else if (y == y1) /* exact center */ 1085 else if (y == y1) /* exact center */
841 dy /= 2; 1086 dy /= 2;
842 1087
843 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1088 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
844 R->szHint.width, R->szHint.height); 1089 szHint.width, szHint.height);
845#else 1090#else
846 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1091 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
847 R->szHint.height);
848#endif 1092#endif
849 } 1093 }
850 1094
851 fix_screen = (R->TermWin.ncol != R->prev_ncol 1095 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
852 || R->TermWin.nrow != R->prev_nrow); 1096
853 if (fix_screen || width != R->old_width || height != R->old_height) { 1097 if (fix_screen || newwidth != old_width || newheight != old_height)
854 if (scrollbar_visible(R)) { 1098 {
1099 if (scrollBar.state)
1100 {
855 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1101 XMoveResizeWindow (dpy, scrollBar.win,
1102 window_sb_x, 0,
856 0, scrollbar_TotalWidth(), R->szHint.height); 1103 scrollbar_TotalWidth (), szHint.height);
857 rxvt_Resize_scrollBar(aR); 1104 resize_scrollbar ();
858 } 1105 }
859 if (menubar_visible(R)) 1106
860 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1107 XMoveResizeWindow (dpy, vt,
861 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1108 window_vt_x, window_vt_y,
862 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
863 R->window_vt_y, TermWin_TotalWidth(),
864 TermWin_TotalHeight()); 1109 width, height);
865#ifdef RXVT_GRAPHICS 1110
866 if (R->old_height)
867 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
868 R->old_height - R->szHint.base_height);
869#endif
870 rxvt_scr_clear(aR); 1111 scr_clear ();
871#ifdef XPM_BACKGROUND 1112#ifdef XPM_BACKGROUND
872 rxvt_resize_pixmap(aR); 1113 resize_pixmap ();
873#endif 1114#endif
874 } 1115 }
875 1116
876 if (fix_screen || R->old_height == 0) { 1117 if (fix_screen || old_height == 0)
877 int curr_screen = -1; 1118 scr_reset ();
878 uint16_t old_ncol = R->prev_ncol;
879 1119
880 /* scr_reset only works on the primary screen */ 1120 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
881 if (R->old_height) /* this is not the first time through */ 1121 //scr_touch (false);
882 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
883 rxvt_scr_reset(aR);
884 if (curr_screen >= 0) { /* this is not the first time through */
885 rxvt_scr_change_screen(aR_ curr_screen);
886 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
887 }
888 }
889 1122
890 R->old_width = R->szHint.width; 1123#ifdef XPM_BACKGROUND
891 R->old_height = R->szHint.height; 1124 if (pixmap)
1125 scr_touch (false);
1126#endif
892 1127
893#ifdef USE_XIM 1128#ifdef USE_XIM
894 rxvt_IMSetStatusPosition(aR); 1129 IMSetPosition ();
895#endif 1130#endif
896} 1131}
897 1132
898/* 1133/*
899 * Set the width/height of the vt window in characters. Units are pixels. 1134 * Set the width/height of the vt window in characters. Units are pixels.
900 * good for toggling 80/132 columns 1135 * good for toggling 80/132 columns
901 */ 1136 */
902/* EXTPROTO */
903void 1137void
904rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1138rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
905{ 1139{
906 XWindowAttributes wattr; 1140 XWindowAttributes wattr;
907 1141
908 if (width == 0 || height == 0) { 1142 if (newwidth == 0 || newheight == 0)
1143 {
909 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1144 XGetWindowAttributes (dpy, display->root, &wattr);
1145
910 if (width == 0) 1146 if (newwidth == 0)
911 width = wattr.width - R->szHint.base_width; 1147 newwidth = wattr.width - szHint.base_width;
912 if (height == 0) 1148 if (newheight == 0)
913 height = wattr.height - R->szHint.base_height; 1149 newheight = wattr.height - szHint.base_height;
1150 }
1151
1152 if (newwidth != width || newheight != height)
914 } 1153 {
915 if (width != R->TermWin.width || height != R->TermWin.height) {
916 width += R->szHint.base_width; 1154 newwidth += szHint.base_width;
917 height += R->szHint.base_height; 1155 newheight += szHint.base_height;
918 rxvt_resize_all_windows(aR_ width, height, 0); 1156 resize_all_windows (newwidth, newheight, 0);
919 } 1157 }
920} 1158}
921 1159
922/* -------------------------------------------------------------------- * 1160/* -------------------------------------------------------------------- *
923 * - X INPUT METHOD ROUTINES - * 1161 * - X INPUT METHOD ROUTINES - *
924 * -------------------------------------------------------------------- */ 1162 * -------------------------------------------------------------------- */
925#ifdef USE_XIM 1163#ifdef USE_XIM
926/* INTPROTO */
927void
928rxvt_setSize(pR_ XRectangle * size)
929{
930 size->x = R->TermWin.int_bwidth;
931 size->y = R->TermWin.int_bwidth;
932 size->width = Width2Pixel(R->TermWin.ncol);
933 size->height = Height2Pixel(R->TermWin.nrow);
934}
935 1164
936/* INTPROTO */
937void 1165void
938rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1166rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
939{ 1167{
940 *fg = R->PixColors[Color_fg]; 1168 fg = pix_colors [Color_fg];
941 *bg = R->PixColors[Color_bg]; 1169 bg = pix_colors [Color_bg];
1170}
1171
1172void
1173rxvt_term::im_set_size (XRectangle &size)
1174{
1175 // the int_bwidth terms make no sense to me
1176 size.x = int_bwidth;
1177 size.y = int_bwidth;
1178 size.width = Width2Pixel (ncol) + int_bwidth;
1179 size.height = Height2Pixel (nrow) + int_bwidth;
1180}
1181
1182void
1183rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1184 XRectangle &status_rect,
1185 const XRectangle &needed_rect)
1186{
1187 preedit_rect.x = needed_rect.width;
1188 preedit_rect.y = 0;
1189 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1190 preedit_rect.height = fheight;
1191
1192 status_rect.x = 0;
1193 status_rect.y = 0;
1194 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1195 status_rect.height = fheight;
942} 1196}
943 1197
944/* Checking whether input method is running. */ 1198/* Checking whether input method is running. */
945/* INTPROTO */
946Bool 1199bool
947rxvt_IMisRunning(pR) 1200rxvt_term::IMisRunning ()
948{ 1201{
949 char *p; 1202 char *p;
950 Atom atom; 1203 Atom atom;
951 Window win; 1204 Window win;
952 char server[IMBUFSIZ]; 1205 char server[IMBUFSIZ];
953 1206
954/* get current locale modifier */ 1207 /* get current locale modifier */
955 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1208 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1209 {
956 STRCPY(server, "@server="); 1210 strcpy (server, "@server=");
957 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1211 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1212
958 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1213 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
959 *p = '\0'; 1214 *p = '\0';
960 1215
961 atom = XInternAtom(R->Xdisplay, server, False); 1216 atom = XInternAtom (dpy, server, False);
962 win = XGetSelectionOwner(R->Xdisplay, atom); 1217 win = XGetSelectionOwner (dpy, atom);
1218
963 if (win != None) 1219 if (win != None)
964 return True; 1220 return True;
965 } 1221 }
1222
966 return False; 1223 return False;
967} 1224}
968 1225
969/* EXTPROTO */
970void 1226void
971rxvt_IMSendSpot(pR) 1227rxvt_term::IMSendSpot ()
972{ 1228{
973 XPoint spot; 1229 XPoint nspot;
974 XVaNestedList preedit_attr; 1230 XVaNestedList preedit_attr;
975 1231
976 if (R->Input_Context == NULL 1232 if (!Input_Context
977 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1233 || !focus
978 || !(R->event_type == KeyPress 1234 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
979 || R->event_type == Expose
980 || R->event_type == NoExpose
981 || R->event_type == SelectionNotify
982 || R->event_type == ButtonRelease || R->event_type == FocusIn)
983 || !rxvt_IMisRunning(aR))
984 return; 1235 return;
985 1236
986 rxvt_setPosition(aR_ & spot); 1237 im_set_position (nspot);
987 1238
1239 if (nspot.x == spot.x && nspot.y == spot.y)
1240 return;
1241
1242 spot = nspot;
1243
988 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1244 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
989 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1245 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
990 XFree(preedit_attr); 1246 XFree (preedit_attr);
991} 1247}
992 1248
993/* EXTPROTO */
994void 1249void
995rxvt_setTermFontSet(pR_ int idx) 1250rxvt_term::im_destroy ()
996{ 1251{
997 char *string; 1252 if (input_method)
998 long length; 1253 {
999 int success = 0; 1254 if (Input_Context && input_method->xim)
1255 XDestroyIC (Input_Context);
1000 1256
1001 if (idx < 0 || idx >= MAX_NFONTS) 1257 display->put_xim (input_method);
1002 return; 1258 input_method = 0;
1003} 1259 }
1004 1260
1005/* INTPROTO */
1006void
1007rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1008 XRectangle * needed_rect)
1009{
1010 int mbh, vtx = 0;
1011
1012 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1013 vtx = scrollbar_TotalWidth();
1014 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1015 mbh -= R->TermWin.lineSpace;
1016
1017 preedit_rect->x = needed_rect->width + vtx;
1018 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1019
1020 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1021 + vtx;
1022 preedit_rect->height = Height2Pixel(1);
1023
1024 status_rect->x = vtx;
1025 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1026
1027 status_rect->width = needed_rect->width ? needed_rect->width
1028 : Width2Pixel(R->TermWin.ncol + 1);
1029 status_rect->height = Height2Pixel(1);
1030}
1031
1032/* ARGSUSED */
1033/* INTPROTO */
1034void
1035rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1036 __attribute__ ((unused)), XPointer call_data
1037 __attribute__ ((unused)))
1038{
1039 dR;
1040
1041 R->Input_Context = NULL; 1261 Input_Context = 0;
1042/* To avoid Segmentation Fault in C locale: Solaris only? */
1043 if (STRCMP(R->locale, "C"))
1044 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1045 rxvt_IMInstantiateCallback, NULL);
1046} 1262}
1047 1263
1048/* 1264#ifdef ENABLE_XIM_ONTHESPOT
1049 * X manual pages and include files don't match on some systems:
1050 * some think this is an XIDProc and others an XIMProc so we can't
1051 * use the first argument - need to update this to be nice for
1052 * both types via some sort of configure detection
1053 */
1054/* ARGSUSED */
1055/* EXTPROTO */
1056void
1057rxvt_IMInstantiateCallback(Display * unused
1058 __attribute__ ((unused)), XPointer client_data
1059 __attribute__ ((unused)), XPointer call_data
1060 __attribute__ ((unused)))
1061{
1062 dR;
1063 int i, found, had_im;
1064 const char *p;
1065 char **s;
1066 char buf[IMBUFSIZ];
1067 1265
1068 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1266static void
1069 if (R->Input_Context) 1267xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1070 return; 1268{
1269 ((rxvt_term *)client_data)->make_current ();
1270 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1271}
1071 1272
1072 found = had_im = 0; 1273static void
1073 p = R->rs[Rs_inputMethod]; 1274xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1074 if (p && *p) { 1275{
1075 had_im = 1; 1276 ((rxvt_term *)client_data)->make_current ();
1076 s = rxvt_splitcommastring(p); 1277 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1077 for (i = 0; s[i]; i++) { 1278}
1078 if (*s[i]) { 1279
1079 STRCPY(buf, "@im="); 1280static void
1080 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1281xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1081 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1282{
1082 && (rxvt_IM_get_IC(aR) == True)) { 1283 rxvt_term *term = (rxvt_term *)client_data;
1083 found = 1; 1284 XIMText *text = call_data->text;
1084 break; 1285
1085 } 1286 term->make_current ();
1086 } 1287
1288 if (text)
1289 {
1290 void *str;
1291
1292 if (!text->encoding_is_wchar && text->string.multi_byte)
1293 {
1294 // of course, X makes it ugly again
1295 if (term->rs[Rs_imLocale])
1296 SET_LOCALE (term->rs[Rs_imLocale]);
1297
1298 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1299 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1300
1301 if (term->rs[Rs_imLocale])
1302 SET_LOCALE (term->locale);
1087 } 1303 }
1088 for (i = 0; s[i]; i++) 1304 else
1089 free(s[i]); 1305 str = (void *)text->string.wide_char;
1090 free(s); 1306
1307 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1308 DT_INT, call_data->caret,
1309 DT_INT, call_data->chg_first,
1310 DT_INT, call_data->chg_length,
1311 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1312 DT_WCS_LEN, str, str ? (int)text->length : 0,
1313 DT_END));
1091 } 1314 }
1092 if (found) 1315 else
1093 return; 1316 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1094 1317 DT_INT, call_data->caret,
1095/* try with XMODIFIERS env. var. */ 1318 DT_INT, call_data->chg_first,
1096 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1319 DT_INT, call_data->chg_length,
1097 rxvt_IM_get_IC(aR); 1320 DT_END));
1098 return;
1099 }
1100
1101/* try with no modifiers base IF the user didn't specify an IM */
1102 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1103 && rxvt_IM_get_IC(aR) == True)
1104 return;
1105} 1321}
1322
1323#if 0
1324static void
1325xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1326{
1327 ((rxvt_term *)client_data)->make_current ();
1328 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1329 DT_INT, call_data->position,
1330 DT_INT, call_data->direction,
1331 DT_INT, call_data->style,
1332 DT_END));
1333}
1334#endif
1335
1336#endif
1106 1337
1107/* 1338/*
1108 * Try to open a XIM with the current modifiers, then see if we can 1339 * Try to open a XIM with the current modifiers, then see if we can
1109 * open a suitable preedit type 1340 * open a suitable preedit type
1110 */ 1341 */
1111/* INTPROTO */
1112Bool 1342bool
1113rxvt_IM_get_IC(pR) 1343rxvt_term::IM_get_IC (const char *modifiers)
1114{ 1344{
1115 int i, j, found; 1345 int i, j, found;
1116 XIM xim; 1346 XIM xim;
1117 XPoint spot; 1347 XPoint spot;
1118 XRectangle rect, status_rect, needed_rect; 1348 XRectangle rect, status_rect, needed_rect;
1119 unsigned long fg, bg; 1349 unsigned long fg, bg;
1120 const char *p; 1350 const char *p;
1121 char **s; 1351 char **s;
1122 XIMStyles *xim_styles; 1352 XIMStyles *xim_styles;
1123 XVaNestedList preedit_attr, status_attr; 1353#ifdef ENABLE_XIM_ONTHESPOT
1124 XIMCallback ximcallback; 1354 XIMCallback xcb[4];
1355#endif
1125 1356
1126 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1357 set_environ (envv);
1127 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1358
1128 if (xim == NULL) 1359 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1129 return False; 1360 return false;
1130 1361
1362 input_method = display->get_xim (locale, modifiers);
1363 if (input_method == NULL)
1364 return false;
1365
1366 xim = input_method->xim;
1367 spot.x = spot.y = -1;
1368
1131 xim_styles = NULL; 1369 xim_styles = NULL;
1132 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1370 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1133 || !xim_styles || !xim_styles->count_styles) { 1371 || !xim_styles || !xim_styles->count_styles)
1134 XCloseIM(xim); 1372 {
1373 im_destroy ();
1135 return False; 1374 return false;
1375 }
1376
1377 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1378
1379 for (int pi = 0; pi < 2; pi++)
1136 } 1380 {
1381 p = pet[pi];
1137 1382
1138 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1383 if (!p)
1139 : "OverTheSpot,OffTheSpot,Root"; 1384 continue;
1385
1140 s = rxvt_splitcommastring(p); 1386 s = rxvt_splitcommastring (p);
1387
1141 for (i = found = 0; !found && s[i]; i++) { 1388 for (i = found = 0; !found && s[i]; i++)
1389 {
1142 if (!STRCMP(s[i], "OverTheSpot")) 1390 if (!strcmp (s[i], "OverTheSpot"))
1143 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1391 input_style = XIMPreeditPosition | XIMStatusNothing;
1144 else if (!STRCMP(s[i], "OffTheSpot")) 1392 else if (!strcmp (s[i], "OffTheSpot"))
1145 R->input_style = (XIMPreeditArea | XIMStatusArea); 1393 input_style = XIMPreeditArea | XIMStatusArea;
1146 else if (!STRCMP(s[i], "Root")) 1394 else if (!strcmp (s[i], "Root"))
1147 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1395 input_style = XIMPreeditNothing | XIMStatusNothing;
1396 else if (!strcmp (s[i], "None"))
1397 input_style = XIMPreeditNone | XIMStatusNone;
1398#ifdef ENABLE_XIM_ONTHESPOT
1399 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1400 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1401#endif
1402 else
1403 input_style = XIMPreeditNothing | XIMStatusNothing;
1148 1404
1149 for (j = 0; j < xim_styles->count_styles; j++) 1405 for (j = 0; j < xim_styles->count_styles; j++)
1150 if (R->input_style == xim_styles->supported_styles[j]) { 1406 if (input_style == xim_styles->supported_styles[j])
1407 {
1408 rxvt_freecommastring (s);
1409
1151 found = 1; 1410 found = 1;
1411 goto foundpet;
1412 }
1413
1414 }
1415
1416 rxvt_freecommastring (s);
1417 }
1418
1419foundpet:
1420
1421 XFree (xim_styles);
1422
1423 if (!found)
1424 {
1425 im_destroy ();
1426 return false;
1427 }
1428
1429 XFontSet fs = 0;
1430 XVaNestedList preedit_attr = 0, status_attr = 0;
1431
1432 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1433 {
1434 // fake us a font-set, please
1435 char **missing_charset_list;
1436 int missing_charset_count;
1437 char *def_string;
1438 char pat[512];
1439
1440 sprintf (pat,
1441 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1442 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1446 "*",
1447 fheight,
1448 fheight + 1, fheight - 1,
1449 fheight - 2, fheight + 2);
1450
1451 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1452 &missing_charset_list, &missing_charset_count, &def_string);
1453
1454 if (missing_charset_list)
1455 XFreeStringList (missing_charset_list);
1456
1457 if (!fs)
1458 {
1459 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1460 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1461 }
1462 }
1463
1464 if (input_style & XIMPreeditPosition)
1465 {
1466 im_set_size (rect);
1467 im_set_position (spot);
1468 im_set_color (fg, bg);
1469
1470 preedit_attr = XVaCreateNestedList (0,
1471 XNForeground, fg,
1472 XNBackground, bg,
1473 XNArea, &rect,
1474 XNSpotLocation, &spot,
1475 XNFontSet, fs,
1476 NULL);
1477 }
1478 else if (input_style & XIMPreeditArea)
1479 {
1480 im_set_color (fg, bg);
1481
1482 /*
1483 * The necessary width of preedit area is unknown
1484 * until create input context.
1485 */
1486 needed_rect.width = 0;
1487 im_set_preedit_area (rect, status_rect, needed_rect);
1488
1489 preedit_attr = XVaCreateNestedList (0,
1490 XNForeground, fg,
1491 XNBackground, bg,
1492 XNArea, &rect,
1493 XNFontSet, fs,
1494 NULL);
1495 status_attr = XVaCreateNestedList (0,
1496 XNForeground, fg,
1497 XNBackground, bg,
1498 XNArea, &status_rect,
1499 XNFontSet, fs,
1500 NULL);
1501 }
1502#if ENABLE_XIM_ONTHESPOT
1503 else if (input_style & XIMPreeditCallbacks)
1504 {
1505 im_set_position (spot);
1506
1507 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1508 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1509 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1510# if 0
1511 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1512# endif
1513
1514 preedit_attr = XVaCreateNestedList (0,
1515 XNSpotLocation, &spot,
1516 XNPreeditStartCallback, &xcb[0],
1517 XNPreeditDoneCallback , &xcb[1],
1518 XNPreeditDrawCallback , &xcb[2],
1519# if 0
1520 XNPreeditCaretCallback, &xcb[3],
1521# endif
1522 NULL);
1523 }
1524#endif
1525
1526 Input_Context = XCreateIC (xim,
1527 XNInputStyle, input_style,
1528 XNClientWindow, vt,
1529 XNFocusWindow, parent[0],
1530 preedit_attr ? XNPreeditAttributes : NULL,
1531 preedit_attr,
1532 status_attr ? XNStatusAttributes : NULL,
1533 status_attr, NULL);
1534
1535 if (preedit_attr) XFree (preedit_attr);
1536 if (status_attr) XFree (status_attr);
1537 if (fs) XFreeFontSet (dpy, fs);
1538
1539 if (Input_Context == NULL)
1540 {
1541 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1542 im_destroy ();
1543 return false;
1544 }
1545
1546#if 0
1547 // unfortunately, only the focus window is used by XIM, hard to fix
1548 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1549 vt_select_input ();
1550#endif
1551
1552 IMSetPosition ();
1553
1554 return true;
1555}
1556
1557void
1558rxvt_term::im_cb ()
1559{
1560 int i;
1561 const char *p;
1562 char **s;
1563 char buf[IMBUFSIZ];
1564
1565 make_current ();
1566
1567 im_destroy ();
1568
1569 if (Input_Context)
1570 return;
1571
1572#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1573 if (rs[Rs_imLocale])
1574 SET_LOCALE (rs[Rs_imLocale]);
1575#endif
1576
1577 p = rs[Rs_inputMethod];
1578 if (p && *p)
1579 {
1580 bool found = false;
1581
1582 s = rxvt_splitcommastring (p);
1583
1584 for (i = 0; s[i]; i++)
1585 {
1586 if (*s[i])
1587 {
1588 strcpy (buf, "@im=");
1589 strncat (buf, s[i], IMBUFSIZ - 5);
1590 if (IM_get_IC (buf))
1591 {
1592 found = true;
1152 break; 1593 break;
1594 }
1153 } 1595 }
1154 } 1596 }
1155 for (i = 0; s[i]; i++)
1156 free(s[i]);
1157 free(s);
1158 XFree(xim_styles);
1159 1597
1598 rxvt_freecommastring (s);
1599
1160 if (!found) { 1600 if (found)
1161 XCloseIM(xim); 1601 goto done;
1162 return False;
1163 } 1602 }
1164 1603
1165 ximcallback.callback = rxvt_IMDestroyCallback; 1604 /* try with XMODIFIERS env. var. */
1605 if (IM_get_IC (""))
1606 goto done;
1166 1607
1167/* XXX: not sure why we need this (as well as IC one below) */ 1608 /* try with no modifiers base IF the user didn't specify an IM */
1168 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1609 if (IM_get_IC ("@im=none"))
1610 goto done;
1169 1611
1170 preedit_attr = status_attr = NULL; 1612done:
1171 1613#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1172 if (R->input_style & XIMPreeditPosition) { 1614 if (rs[Rs_imLocale])
1173 rxvt_setSize(aR_ & rect); 1615 SET_LOCALE (locale);
1174 rxvt_setPosition(aR_ & spot); 1616#endif
1175 rxvt_setColor(aR_ & fg, &bg);
1176
1177 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1178 XNSpotLocation, &spot,
1179 XNForeground, fg, XNBackground, bg,
1180 //XNFontSet, R->TermWin.fontset,
1181 NULL);
1182 } else if (R->input_style & XIMPreeditArea) {
1183 rxvt_setColor(aR_ & fg, &bg);
1184
1185 /*
1186 * The necessary width of preedit area is unknown
1187 * until create input context.
1188 */
1189 needed_rect.width = 0;
1190
1191 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1192
1193 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1194 XNForeground, fg, XNBackground, bg,
1195 //XNFontSet, R->TermWin.fontset,
1196 NULL);
1197 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1198 XNForeground, fg, XNBackground, bg,
1199 //XNFontSet, R->TermWin.fontset,
1200 NULL);
1201 }
1202 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1203 XNClientWindow, R->TermWin.parent[0],
1204 XNFocusWindow, R->TermWin.parent[0],
1205 XNDestroyCallback, &ximcallback,
1206 preedit_attr ? XNPreeditAttributes : NULL,
1207 preedit_attr,
1208 status_attr ? XNStatusAttributes : NULL,
1209 status_attr, NULL);
1210 if (preedit_attr)
1211 XFree(preedit_attr);
1212 if (status_attr)
1213 XFree(status_attr);
1214 if (R->Input_Context == NULL) {
1215 rxvt_print_error("failed to create input context");
1216 XCloseIM(xim);
1217 return False;
1218 }
1219 if (R->input_style & XIMPreeditArea)
1220 rxvt_IMSetStatusPosition(aR);
1221 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1222 return True;
1223} 1617}
1224 1618
1225/* EXTPROTO */
1226void 1619void
1227rxvt_IMSetStatusPosition(pR) 1620rxvt_term::IMSetPosition ()
1228{ 1621{
1229 XRectangle preedit_rect, status_rect, *needed_rect; 1622 XRectangle preedit_rect, status_rect, *needed_rect;
1230 XVaNestedList preedit_attr, status_attr; 1623 XVaNestedList preedit_attr, status_attr;
1231 1624
1232 if (R->Input_Context == NULL 1625 if (!Input_Context
1233 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1626 || !focus
1627 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1234 || !rxvt_IMisRunning(aR)) 1628 || !IMisRunning ())
1235 return; 1629 return;
1236 1630
1631 if (input_style & XIMPreeditPosition)
1632 {
1633 im_set_size (preedit_rect);
1634 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1635
1636 XSetICValues (Input_Context,
1637 XNPreeditAttributes, preedit_attr, NULL);
1638 }
1639 else
1640 {
1237/* Getting the necessary width of preedit area */ 1641 /* Getting the necessary width of preedit area */
1238 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1642 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1239 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1643 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1240 XFree(status_attr); 1644 XFree (status_attr);
1241 1645
1242 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1646 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1647 XFree (needed_rect);
1243 1648
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1649 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1245 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1650 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1246 1651
1247 XSetICValues(R->Input_Context, 1652 XSetICValues (Input_Context,
1248 XNPreeditAttributes, preedit_attr, 1653 XNPreeditAttributes, preedit_attr,
1249 XNStatusAttributes, status_attr, NULL); 1654 XNStatusAttributes, status_attr,
1655 NULL);
1250 1656
1657 XFree (status_attr);
1658 }
1659
1251 XFree(preedit_attr); 1660 XFree (preedit_attr);
1252 XFree(status_attr);
1253} 1661}
1254#endif /* USE_XIM */ 1662#endif /* USE_XIM */
1255 1663
1256/*----------------------------------------------------------------------*/
1257rxvt_t rxvt_current_term;
1258
1259/*----------------------- end-of-file (C source) -----------------------*/ 1664/*----------------------- end-of-file (C source) -----------------------*/

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