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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.235 by ayin, Sun Jun 10 15:16:15 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.5 2003/11/25 15:44:38 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#endif
156#if TRANSPARENT
157 check_our_parents_ev(this, &rxvt_term::check_our_parents_cb),
158#endif
159#ifdef HAVE_SCROLLBARS
160 scrollbar_ev (this, &rxvt_term::x_cb),
161#endif
64#ifdef CURSOR_BLINK 162#ifdef CURSOR_BLINK
163 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
164#endif
165#ifdef TEXT_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 166 text_blink_ev (this, &rxvt_term::text_blink_cb),
66#endif 167#endif
168#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
170#endif
171#ifdef SELECTION_SCROLLING
172 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
173#endif
174#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
176#endif
177#ifdef POINTER_BLANK
178 pointer_ev (this, &rxvt_term::pointer_cb),
179#endif
180#ifdef USE_XIM
181 im_ev (this, &rxvt_term::im_cb),
182#endif
183#ifndef NO_BELL
184 bell_ev (this, &rxvt_term::bell_cb),
185#endif
186 termwin_ev (this, &rxvt_term::x_cb),
67 x_ev (this, &rxvt_term::x_cb) 187 vt_ev (this, &rxvt_term::x_cb),
188 child_ev (this, &rxvt_term::child_cb),
189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
191 destroy_ev (this, &rxvt_term::destroy_cb),
192 pty_ev (this, &rxvt_term::pty_cb),
193 incr_ev (this, &rxvt_term::incr_cb)
68{ 194{
69 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void rxvt_term::emergency_cleanup ()
207{
208 if (cmd_pid)
209 kill (-cmd_pid, SIGHUP);
210
211 pty_ev.stop ();
212 delete pty; pty = 0;
70} 213}
71 214
72rxvt_term::~rxvt_term () 215rxvt_term::~rxvt_term ()
73{ 216{
74 delete PixColors; 217 termlist.erase (find (termlist.begin (), termlist.end(), this));
75}
76 218
77/*----------------------------------------------------------------------*/ 219 emergency_cleanup ();
78/* rxvt_init() */
79/* LIBPROTO */
80rxvt_t
81rxvt_init(int argc, const char *const *argv)
82{
83 SET_R(new rxvt_term);
84 dR;
85 220
86 if (!R->init_vars () || !R->init (argc, argv)) 221#if ENABLE_STYLES
87 { 222 for (int i = RS_styleCount; --i; )
88 delete R; 223 if (fontset[i] != fontset[0])
89 return NULL; 224 delete fontset[i];
225#endif
226 delete fontset[0];
227
228 if (display)
90 } 229 {
230 selection_clear ();
91 231
232#ifdef USE_XIM
233 im_destroy ();
234#endif
235#ifdef XTERM_SCROLLBAR
236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
237 if (ShadowGC) XFreeGC (dpy, ShadowGC);
238#endif
239#ifdef PLAIN_SCROLLBAR
240 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
241#endif
242#ifdef NEXT_SCROLLBAR
243 if (blackGC) XFreeGC (dpy, blackGC);
244 if (whiteGC) XFreeGC (dpy, whiteGC);
245 if (grayGC) XFreeGC (dpy, grayGC);
246 if (darkGC) XFreeGC (dpy, darkGC);
247 if (stippleGC) XFreeGC (dpy, stippleGC);
248 if (dimple) XFreePixmap (dpy, dimple);
249 if (upArrow) XFreePixmap (dpy, upArrow);
250 if (downArrow) XFreePixmap (dpy, downArrow);
251 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
252 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
253#endif
254#ifdef RXVT_SCROLLBAR
255 if (topShadowGC) XFreeGC (dpy, topShadowGC);
256 if (botShadowGC) XFreeGC (dpy, botShadowGC);
257 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
258#endif
259 if (gc) XFreeGC (dpy, gc);
260
261 delete drawable;
262 // destroy all windows
263 if (parent[0])
264 XDestroyWindow (dpy, parent[0]);
265
266 for (int i = 0; i < TOTAL_COLORS; i++)
267 if (ISSET_PIXCOLOR (i))
268 {
269 pix_colors_focused [i].free (this);
270#if OFF_FOCUS_FADING
271 pix_colors_unfocused [i].free (this);
272#endif
273 }
274
275 clear ();
276 }
277
278 delete [] pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete [] pix_colors_unfocused;
281#endif
282
283 displays.put (display);
284
285 scr_release ();
286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_display);
294 free (env_term);
295 free (locale);
296 free (v_buffer);
297 free (incr_buf);
298
299 delete envv;
300 delete argv;
301
302#ifdef KEYSYM_RESOURCE
303 delete keyboard;
304#endif
305}
306
307// child has exited, usually destroys
308void
309rxvt_term::child_cb (child_watcher &w, int status)
310{
311 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
312
313 cmd_pid = 0;
314
315 if (!option (Opt_hold))
316 destroy ();
317}
318
319void
320rxvt_term::destroy ()
321{
322 if (destroy_ev.active)
92 return R; 323 return;
93}
94 324
95bool 325 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
96rxvt_term::init (int argc, const char *const *argv)
97{
98 dR;//TODO (scrollbar, setidle)
99 326
100 /* 327#if ENABLE_OVERLAY
101 * Save and then give up any super-user privileges 328 scr_overlay_off ();
102 * If we need privileges in any area then we must specifically request it.
103 * We should only need to be root in these cases:
104 * 1. write utmp entries on some systems
105 * 2. chown tty on some systems
106 */
107 rxvt_privileges (this, SAVE);
108 rxvt_privileges (this, IGNORE);
109
110 rxvt_init_secondary (this);
111
112 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
113
114#if (MENUBAR_MAX)
115 rxvt_menubar_read (this, rs[Rs_menu]);
116#endif 329#endif
330
331 if (display)
332 {
333#if USE_XIM
334 im_ev.stop (display);
335#endif
117#ifdef HAVE_SCROLLBARS 336#if HAVE_SCROLLBARS
118 if (Options & Opt_scrollBar) 337 scrollbar_ev.stop (display);
119 scrollbar_setIdle (); /* set existence for size calculations */
120#endif 338#endif
121 339#if TRANSPARENT || ENABLE_PERL
122 rxvt_Create_Windows (this, argc, argv); 340 rootwin_ev.stop (display);
123
124 rxvt_init_xlocale (this);
125
126 rxvt_scr_reset (this); /* initialize screen */
127#ifdef RXVT_GRAPHICS
128 rxvt_Gr_reset (this); /* reset graphics */
129#endif 341#endif
130 342 incr_ev.stop ();
131#if 0 343 termwin_ev.stop (display);
132#ifdef DEBUG_X 344 vt_ev.stop (display);
133 XSynchronize(Xdisplay, True);
134 XSetErrorHandler((XErrorHandler) abort);
135#else
136 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
137#endif
138#endif
139
140#ifdef HAVE_SCROLLBARS
141 if (Options & Opt_scrollBar)
142 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
143#endif
144#if (MENUBAR_MAX)
145 if (menubar_visible(r))
146 XMapWindow (Xdisplay, menuBar.win);
147#endif
148#ifdef TRANSPARENT
149 if (Options & Opt_transparent)
150 { 345 }
151 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
152 rxvt_check_our_parents (this);
153 }
154#endif
155 XMapWindow (Xdisplay, TermWin.vt);
156 XMapWindow (Xdisplay, TermWin.parent[0]);
157 346
158 rxvt_init_env (this); 347 check_ev.stop ();
159 rxvt_init_command (this, cmd_argv); 348 pty_ev.stop ();
160 349#ifdef CURSOR_BLINK
161 x_ev.start (Xfd, EVENT_READ); 350 cursor_blink_ev.stop ();
162 pty_ev.start (cmd_fd, EVENT_READ);
163
164 return true;
165}
166
167/* ------------------------------------------------------------------------- *
168 * SIGNAL HANDLING & EXIT HANDLER *
169 * ------------------------------------------------------------------------- */
170/*
171 * Catch a SIGCHLD signal and exit if the direct child has died
172 */
173/* ARGSUSED */
174/* EXTPROTO */
175RETSIGTYPE
176rxvt_Child_signal(int sig __attribute__ ((unused)))
177{
178 dR;
179 int pid, save_errno = errno;
180
181 do {
182 errno = 0;
183 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
184
185 if (pid == R->cmd_pid)
186 exit(EXIT_SUCCESS);
187
188 errno = save_errno;
189 signal(SIGCHLD, rxvt_Child_signal);
190}
191
192/*
193 * Catch a fatal signal and tidy up before quitting
194 */
195/* EXTPROTO */
196RETSIGTYPE
197rxvt_Exit_signal(int sig)
198{
199 signal(sig, SIG_DFL);
200#ifdef DEBUG_CMD
201 rxvt_print_error("signal %d", sig);
202#endif 351#endif
203 rxvt_clean_exit(); 352#ifdef TEXT_BLINK
204 kill(getpid(), sig); 353 text_blink_ev.stop ();
205} 354#endif
355#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
357#endif
358#ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
360#endif
361#ifdef POINTER_BLANK
362 pointer_ev.stop ();
363#endif
206 364
207/* ARGSUSED */ 365 destroy_ev.start (0);
208/* INTPROTO */ 366}
209int
210rxvt_xerror_handler(const Display * display
211 __attribute__ ((unused)), const XErrorEvent * event)
212{
213 dR;
214 367
215 if (R->allowedxerror == -1) { 368void
216 R->allowedxerror = event->error_code; 369rxvt_term::destroy_cb (time_watcher &w)
217 return 0; /* ignored anyway */ 370{
218 } 371 make_current ();
219 rxvt_print_error("XError: Request: %d . %d, Error: %d", 372
220 event->request_code, event->minor_code, 373 delete this;
221 event->error_code);
222/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
223 exit(EXIT_FAILURE);
224/* NOTREACHED */
225} 374}
226 375
227/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
228/* 377/*
229 * Exit gracefully, clearing the utmp entry and restoring tty attributes 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
230 * TODO: if debugging, this should free up any known resources if we can 379 * TODO: if debugging, this should free up any known resources if we can
231 */ 380 */
232/* EXTPROTO */ 381static XErrorHandler old_xerror_handler;
233void
234rxvt_clean_exit(void)
235{
236 dR;
237 382
238#ifdef DEBUG_SCREEN 383static void
239 rxvt_scr_release(aR); 384rxvt_emergency_cleanup ()
385{
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
388}
389
390#if !ENABLE_MINIMAL
391static void
392print_x_error (Display *dpy, XErrorEvent *event)
393{
394 char buffer[BUFSIZ];
395 char mesg[BUFSIZ];
396 char number[32];
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
409 mesg, BUFSIZ);
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
411 }
412 if ((event->error_code == BadWindow) ||
413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
424 mesg, BUFSIZ);
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
427 mesg, BUFSIZ);
428 else
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
430 mesg, BUFSIZ);
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
432 }
433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
434 mesg, BUFSIZ);
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
436}
240#endif 437#endif
241#ifndef NO_SETOWNER_TTYDEV 438
242 rxvt_privileged_ttydev(aR_ RESTORE); 439int
243#endif 440rxvt_xerror_handler (Display *display, XErrorEvent *event)
244#ifdef UTMP_SUPPORT 441{
245 rxvt_privileged_utmp(aR_ RESTORE); 442 if (GET_R->allowedxerror == -1)
246#endif 443 GET_R->allowedxerror = event->error_code;
247#ifdef USE_XIM 444 else
248 if (R->Input_Context != NULL) {
249 XDestroyIC(R->Input_Context);
250 R->Input_Context = NULL;
251 } 445 {
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
448#if ENABLE_MINIMAL
449 old_xerror_handler (display, event);
450#else
451 print_x_error (display, event);
252#endif 452#endif
453 }
454
455 return 0;
456}
457
458int
459rxvt_xioerror_handler (Display *display)
460{
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
465}
466
467/*----------------------------------------------------------------------*/
468bool
469rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
470{
471 this->envv = envv;
472
473 SET_R (this);
474 set_locale ("");
475 set_environ (envv); // few things in X do not call setlocale :(
476
477 if (!init_vars ())
478 return false;
479
480 init_secondary ();
481
482 const char **cmd_argv = init_resources (argc, argv);
483
484#ifdef KEYSYM_RESOURCE
485 keyboard->register_done ();
486#endif
487
488#ifdef HAVE_SCROLLBARS
489 if (option (Opt_scrollBar))
490 scrollBar.setIdle (); /* set existence for size calculations */
491#endif
492
493 pty = ptytty::create ();
494
495 create_windows (argc, argv);
496
497 init_xlocale ();
498
499 scr_reset (); // initialize screen
500
501#if 0
502 XSynchronize (dpy, True);
503#endif
504
505#ifdef HAVE_SCROLLBARS
506 if (option (Opt_scrollBar))
507 resize_scrollbar (); /* create and map scrollbar */
508#endif
509#ifdef TRANSPARENT
510 if (option (Opt_transparent))
511 {
512 XSelectInput (dpy, display->root, PropertyChangeMask);
513 check_our_parents ();
514 rootwin_ev.start (display, display->root);
515 }
516#endif
517#if ENABLE_PERL
518 rootwin_ev.start (display, display->root);
519#endif
520
521 set_colorfgbg ();
522
523 init_command (cmd_argv);
524
525 free (cmd_argv);
526
527 if (pty->pty >= 0)
528 pty_ev.start (pty->pty, EVENT_READ);
529
530 check_ev.start ();
531
532 HOOK_INVOKE ((this, HOOK_START, DT_END));
533
534#if ENABLE_XEMBED
535 if (rs[Rs_embed])
536 {
537 long info[2] = { 0, XEMBED_MAPPED };
538
539 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
540 32, PropModeReplace, (unsigned char *)&info, 2);
541 }
542#endif
543
544 XMapWindow (dpy, vt);
545 XMapWindow (dpy, parent[0]);
546
547 return true;
548}
549
550static struct sig_handlers
551{
552 sig_watcher sw_term, sw_int;
553
554 /*
555 * Catch a fatal signal and tidy up before quitting
556 */
557 void
558 sig_term (sig_watcher &w)
559 {
560 rxvt_emergency_cleanup ();
561 signal (w.signum, SIG_DFL);
562 kill (getpid (), w.signum);
563 }
564
565 sig_handlers ()
566 : sw_term (this, &sig_handlers::sig_term),
567 sw_int (this, &sig_handlers::sig_term)
568 {
569 }
570} sig_handlers;
571
572char **rxvt_environ; // startup environment
573
574void
575rxvt_init ()
576{
577 ptytty::init ();
578
579 rxvt_environ = environ;
580
581 signal (SIGHUP, SIG_IGN);
582 signal (SIGPIPE, SIG_IGN);
583
584 sig_handlers.sw_term.start (SIGTERM);
585 sig_handlers.sw_int.start (SIGINT);
586
587 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
588 /* signal (SIGURG, SIG_DFL); */
589
590 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
591 // TODO: handle this with exceptions and tolerate the memory loss
592 XSetIOErrorHandler (rxvt_xioerror_handler);
593
594 XrmInitialize ();
253} 595}
254 596
255/* ------------------------------------------------------------------------- * 597/* ------------------------------------------------------------------------- *
256 * MEMORY ALLOCATION WRAPPERS * 598 * MEMORY ALLOCATION WRAPPERS *
257 * ------------------------------------------------------------------------- */ 599 * ------------------------------------------------------------------------- */
258/* EXTPROTO */ 600void *
259void *
260rxvt_malloc(size_t size) 601rxvt_malloc (size_t size)
261{ 602{
262 void *p;
263
264 p = malloc(size); 603 void *p = malloc (size);
604
265 if (p) 605 if (!p)
606 rxvt_fatal ("memory allocation failure. aborting.\n");
607
266 return p; 608 return p;
267
268 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
269 rxvt_clean_exit();
270 exit(EXIT_FAILURE);
271/* NOTREACHED */
272} 609}
273 610
274/* EXTPROTO */ 611void *
275void *
276rxvt_calloc(size_t number, size_t size) 612rxvt_calloc (size_t number, size_t size)
277{ 613{
278 void *p;
279
280 p = calloc(number, size); 614 void *p = calloc (number, size);
615
281 if (p) 616 if (!p)
617 rxvt_fatal ("memory allocation failure. aborting.\n");
618
282 return p; 619 return p;
283
284 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
285 rxvt_clean_exit();
286 exit(EXIT_FAILURE);
287/* NOTREACHED */
288} 620}
289 621
290/* EXTPROTO */ 622void *
291void *
292rxvt_realloc(void *ptr, size_t size) 623rxvt_realloc (void *ptr, size_t size)
293{ 624{
294 void *p;
295
296 if (ptr)
297 p = realloc(ptr, size); 625 void *p = realloc (ptr, size);
298 else 626
299 p = malloc(size);
300 if (p) 627 if (!p)
628 rxvt_fatal ("memory allocation failure. aborting.\n");
629
301 return p; 630 return p;
302
303 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
304 rxvt_clean_exit();
305 exit(EXIT_FAILURE);
306/* NOTREACHED */
307} 631}
308
309/* ------------------------------------------------------------------------- *
310 * PRIVILEGED OPERATIONS *
311 * ------------------------------------------------------------------------- */
312/* take care of suid/sgid super-user (root) privileges */
313/* INTPROTO */
314void
315rxvt_privileges(pR_ int mode)
316{
317#if ! defined(__CYGWIN32__)
318# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319/* setreuid() is the poor man's setuid(), seteuid() */
320# define seteuid(a) setreuid(-1, (a))
321# define setegid(a) setregid(-1, (a))
322# define HAVE_SETEUID
323# endif
324# ifdef HAVE_SETEUID
325 switch (mode) {
326 case IGNORE:
327 /*
328 * change effective uid/gid - not real uid/gid - so we can switch
329 * back to root later, as required
330 */
331 seteuid(getuid());
332 setegid(getgid());
333 break;
334 case SAVE:
335 R->euid = geteuid();
336 R->egid = getegid();
337 break;
338 case RESTORE:
339 seteuid(R->euid);
340 setegid(R->egid);
341 break;
342 }
343# else
344 switch (mode) {
345 case IGNORE:
346 setuid(getuid());
347 setgid(getgid());
348 /* FALLTHROUGH */
349 case SAVE:
350 /* FALLTHROUGH */
351 case RESTORE:
352 break;
353 }
354# endif
355#endif
356}
357
358#ifdef UTMP_SUPPORT
359/* EXTPROTO */
360void
361rxvt_privileged_utmp(pR_ char action)
362{
363 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
364 action, R->next_utmp_action, getpid()));
365 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
366 || (R->Options & Opt_utmpInhibit)
367 || R->ttydev == NULL || *R->ttydev == '\0')
368 return;
369
370 rxvt_privileges(aR_ RESTORE);
371 if (action == SAVE) {
372 R->next_utmp_action = RESTORE;
373 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
374 } else { /* action == RESTORE */
375 R->next_utmp_action = IGNORE;
376 rxvt_cleanutent(aR);
377 }
378 rxvt_privileges(aR_ IGNORE);
379}
380#endif
381
382#ifndef NO_SETOWNER_TTYDEV
383/* EXTPROTO */
384void
385rxvt_privileged_ttydev(pR_ char action)
386{
387 D_MAIN((stderr,
388 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
389 action, R->next_tty_action, getpid()));
390 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
391 || R->ttydev == NULL || *R->ttydev == '\0')
392 return;
393
394 rxvt_privileges(aR_ RESTORE);
395
396 if (action == SAVE) {
397 R->next_tty_action = RESTORE;
398# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
400 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
401 R->next_tty_action = IGNORE;
402 else
403# endif
404 {
405 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
406 chmod(R->ttydev, R->ttymode);
407# ifdef HAVE_REVOKE
408 revoke(R->ttydev);
409# endif
410 }
411 } else { /* action == RESTORE */
412 R->next_tty_action = IGNORE;
413# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414 chmod(R->ttydev, R->ttyfd_stat.st_mode);
415 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
416# else
417 chmod(R->ttydev,
418 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419 chown(R->ttydev, 0, 0);
420# endif
421 }
422
423 rxvt_privileges(aR_ IGNORE);
424
425# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427 action == RESTORE ? "Restoring" : (action ==
428 SAVE ? "Saving" :
429 "UNKNOWN ERROR for"), R->ttydev,
430 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
431 R->ttyfd_stat.st_gid));
432# endif
433}
434#endif
435 632
436/*----------------------------------------------------------------------*/ 633/*----------------------------------------------------------------------*/
437/* 634/*
438 * window size/position calculcations for XSizeHint and other storage. 635 * window size/position calculcations for XSizeHint and other storage.
439 * if width/height are non-zero then override calculated width/height 636 * if width/height are non-zero then override calculated width/height
440 */ 637 */
441/* EXTPROTO */
442void 638void
443rxvt_window_calc(pR_ unsigned int width, unsigned int height) 639rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
444{ 640{
445 short recalc_x, recalc_y; 641 short recalc_x, recalc_y;
446 int x, y, sb_w, mb_h, flags; 642 int x, y, sb_w, flags;
447 unsigned int w, h; 643 unsigned int w, h;
448 unsigned int max_width, max_height; 644 unsigned int max_width, max_height;
449 645
450 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
452 R->szHint.height));
453 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 646 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454 R->szHint.win_gravity = NorthWestGravity; 647 szHint.win_gravity = NorthWestGravity;
455/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 648 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456 649
457 recalc_x = recalc_y = 0; 650 recalc_x = recalc_y = 0;
458 flags = 0; 651 flags = 0;
652
459 if (!R->parsed_geometry) { 653 if (!parsed_geometry)
654 {
460 R->parsed_geometry = 1; 655 parsed_geometry = 1;
656
461 if (R->rs[Rs_geometry]) 657 if (rs[Rs_geometry])
462 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 658 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
659
463 if (flags & WidthValue) { 660 if (flags & WidthValue)
464 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 661 {
662 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
465 R->szHint.flags |= USSize; 663 szHint.flags |= USSize;
466 } 664 }
665
467 if (flags & HeightValue) { 666 if (flags & HeightValue)
468 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 667 {
668 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
469 R->szHint.flags |= USSize; 669 szHint.flags |= USSize;
470 } 670 }
671
471 if (flags & XValue) { 672 if (flags & XValue)
673 {
472 R->szHint.x = x; 674 szHint.x = x;
473 R->szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
474 if (flags & XNegative) { 677 if (flags & XNegative)
678 {
475 recalc_x = 1; 679 recalc_x = 1;
476 R->szHint.win_gravity = NorthEastGravity; 680 szHint.win_gravity = NorthEastGravity;
477 } 681 }
478 } 682 }
683
479 if (flags & YValue) { 684 if (flags & YValue)
685 {
480 R->szHint.y = y; 686 szHint.y = y;
481 R->szHint.flags |= USPosition; 687 szHint.flags |= USPosition;
688
482 if (flags & YNegative) { 689 if (flags & YNegative)
690 {
483 recalc_y = 1; 691 recalc_y = 1;
692
484 if (R->szHint.win_gravity == NorthEastGravity) 693 if (szHint.win_gravity == NorthEastGravity)
485 R->szHint.win_gravity = SouthEastGravity; 694 szHint.win_gravity = SouthEastGravity;
486 else 695 else
487 R->szHint.win_gravity = SouthWestGravity; 696 szHint.win_gravity = SouthWestGravity;
488 } 697 }
489 } 698 }
490 } 699 }
700
491/* TODO: BOUNDS */ 701 /* TODO: BOUNDS */
492 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 702 width = ncol * fwidth;
493 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 703 height = nrow * fheight;
494 max_width = MAX_COLS * R->TermWin.fwidth; 704 max_width = MAX_COLS * fwidth;
495 max_height = MAX_ROWS * R->TermWin.fheight; 705 max_height = MAX_ROWS * fheight;
496 706
497 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 707 szHint.base_width = szHint.base_height = 2 * int_bwidth;
498 708
499 sb_w = mb_h = 0; 709 sb_w = 0;
500 R->window_vt_x = R->window_vt_y = 0; 710 window_vt_x = window_vt_y = int_bwidth;
501 if (scrollbar_visible(R)) { 711
712 if (scrollBar.state)
713 {
502 sb_w = scrollbar_TotalWidth(); 714 sb_w = scrollbar_TotalWidth ();
503 R->szHint.base_width += sb_w; 715 szHint.base_width += sb_w;
716
504 if (!(R->Options & Opt_scrollBar_right)) 717 if (!option (Opt_scrollBar_right))
505 R->window_vt_x = sb_w; 718 window_vt_x += sb_w;
506 } 719 }
507 if (menubar_visible(R)) { 720
508 mb_h = menuBar_TotalHeight();
509 R->szHint.base_height += mb_h;
510 R->window_vt_y = mb_h;
511 }
512 R->szHint.width_inc = R->TermWin.fwidth; 721 szHint.width_inc = fwidth;
513 R->szHint.height_inc = R->TermWin.fheight; 722 szHint.height_inc = fheight;
514 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 723 szHint.min_width = szHint.base_width + szHint.width_inc;
515 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 724 szHint.min_height = szHint.base_height + szHint.height_inc;
516 725
517 if (width && width - R->szHint.base_width < max_width) { 726 if (newwidth && newwidth - szHint.base_width < max_width)
727 {
518 R->szHint.width = width; 728 szHint.width = newwidth;
519 R->TermWin.width = width - R->szHint.base_width; 729 width = newwidth - szHint.base_width;
520 } else { 730 }
521 MIN_IT(R->TermWin.width, max_width); 731 else
732 {
733 min_it (width, max_width);
522 R->szHint.width = R->szHint.base_width + R->TermWin.width; 734 szHint.width = szHint.base_width + width;
523 } 735 }
736
524 if (height && height - R->szHint.base_height < max_height) { 737 if (newheight && newheight - szHint.base_height < max_height)
738 {
525 R->szHint.height = height; 739 szHint.height = newheight;
526 R->TermWin.height = height - R->szHint.base_height; 740 height = newheight - szHint.base_height;
527 } else { 741 }
528 MIN_IT(R->TermWin.height, max_height); 742 else
743 {
744 min_it (height, max_height);
529 R->szHint.height = R->szHint.base_height + R->TermWin.height; 745 szHint.height = szHint.base_height + height;
530 } 746 }
747
531 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 748 if (scrollBar.state && option (Opt_scrollBar_right))
532 R->window_sb_x = R->szHint.width - sb_w; 749 window_sb_x = szHint.width - sb_w;
533 750
534 if (recalc_x) 751 if (recalc_x)
535 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 752 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
536 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 753
537 if (recalc_y) 754 if (recalc_y)
538 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 755 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
539 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
540 756
541 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 757 ncol = width / fwidth;
542 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 758 nrow = height / fheight;
543 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
545 R->szHint.height));
546 return;
547} 759}
548 760
549/*----------------------------------------------------------------------*/ 761/*----------------------------------------------------------------------*/
550/* 762/*
551 * Tell the teletype handler what size the window is. 763 * Tell the teletype handler what size the window is.
552 * Called after a window size change. 764 * Called after a window size change.
553 */ 765 */
554/* EXTPROTO */
555void 766void
556rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 767rxvt_term::tt_winch ()
557{ 768{
769 if (pty->pty < 0)
770 return;
771
558 struct winsize ws; 772 struct winsize ws;
559 773
560 if (fd < 0)
561 return;
562 ws.ws_col = col; 774 ws.ws_col = ncol;
563 ws.ws_row = row; 775 ws.ws_row = nrow;
564 ws.ws_xpixel = ws.ws_ypixel = 0; 776 ws.ws_xpixel = width;
565#ifndef DEBUG_SIZE 777 ws.ws_ypixel = height;
566 (void)ioctl(fd, TIOCSWINSZ, &ws); 778 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
567#else 779
568 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 780#if 0
569 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 781 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
570 }
571# ifdef SIGWINCH
572 else if (pid) /* force through to the command */ 782 if (cmd_pid) /* force through to the command */
573 kill(pid, SIGWINCH); 783 kill (-cmd_pid, SIGWINCH);
574# endif
575#endif 784#endif
576} 785}
577 786
578/*----------------------------------------------------------------------*/ 787/*----------------------------------------------------------------------*/
579/* rxvt_change_font() - Switch to a new font */ 788/* set_fonts () - load and set the various fonts
580/* 789 *
581 * init = 1 - initialize 790 * init = 1 - initialize
582 * 791 *
583 * fontname == FONT_UP - switch to bigger font 792 * fontname == FONT_UP - switch to bigger font
584 * fontname == FONT_DN - switch to smaller font 793 * fontname == FONT_DN - switch to smaller font
585 */ 794 */
586/* EXTPROTO */ 795bool
587void 796rxvt_term::set_fonts ()
588rxvt_change_font(pR_ int init, const char *fontname)
589{ 797{
590} 798 rxvt_fontset *fs = new rxvt_fontset (this);
799 rxvt_fontprop prop;
591 800
592/* INTPROTO */ 801 if (!fs
593void 802 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
594rxvt_font_up_down(pR_ int n, int direction) 803 || !fs->realize_font (1))
804 {
805 delete fs;
806 return false;
807 }
808
809#if ENABLE_STYLES
810 for (int i = RS_styleCount; --i; )
811 if (fontset[i] != fontset[0])
812 delete fontset[i];
813#endif
814
815 delete fontset[0];
816 fontset[0] = fs;
817
818 prop = (*fs)[1]->properties ();
819 prop.height += lineSpace;
820
821 fs->set_prop (prop, false);
822
823 fwidth = prop.width;
824 fheight = prop.height;
825 fbase = prop.ascent;
826
827 for (int style = 1; style < 4; style++)
828 {
829#if ENABLE_STYLES
830 const char *res = rs[Rs_font + style];
831
832 if (res && !*res)
833 fontset[style] = fontset[0];
834 else
835 {
836 fontset[style] = fs = new rxvt_fontset (this);
837 rxvt_fontprop prop2 = prop;
838
839 if (res)
840 {
841 fs->populate (res);
842 fs->set_prop (prop2, false);
843 }
844 else
845 {
846 fs->populate (fontset[0]->fontdesc);
847
848 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
849 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
850
851 fs->set_prop (prop2, true);
852 }
853
854 }
855#else
856 fontset[style] = fontset[0];
857#endif
858 }
859
860 if (parent[0])
861 {
862 resize_all_windows (0, 0, 0);
863 scr_remap_chars ();
864 scr_touch (true);
865 }
866
867 return true;
868}
869
870void rxvt_term::set_string_property (Atom prop, const char *str, int len)
595{ 871{
872 XChangeProperty (dpy, parent[0],
873 prop, XA_STRING, 8, PropModeReplace,
874 (const unsigned char *)str, len >= 0 ? len : strlen (str));
875}
876
877void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
878{
879 wchar_t *ws = rxvt_mbstowcs (str, len);
880 char *s = rxvt_wcstoutf8 (ws);
881
882 XChangeProperty (dpy, parent[0],
883 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
884 (const unsigned char *)s, strlen (s));
885
886 free (s);
887 free (ws);
596} 888}
597 889
598/*----------------------------------------------------------------------*/ 890/*----------------------------------------------------------------------*/
599/*----------------------------------------------------------------------*/ 891/*----------------------------------------------------------------------*/
600/* xterm sequences - title, iconName, color (exptl) */ 892/* xterm sequences - title, iconName, color (exptl) */
601/* EXTPROTO */
602void 893void
603rxvt_set_title(pR_ const char *str) 894rxvt_term::set_title (const char *str)
604{ 895{
605#ifndef SMART_WINDOW_TITLE 896 set_string_property (XA_WM_NAME, str);
606 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 897#if ENABLE_EWMH
898 set_utf8_property (xa[XA_NET_WM_NAME], str);
899#endif
900}
901
902void
903rxvt_term::set_icon_name (const char *str)
904{
905 set_string_property (XA_WM_ICON_NAME, str);
906#if ENABLE_EWMH
907 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
908#endif
909}
910
911#ifdef XTERM_COLOR_CHANGE
912void
913rxvt_term::set_window_color (int idx, const char *color)
914{
915 rxvt_color xcol;
916 int i;
917
918 if (color == NULL || *color == '\0')
919 return;
920
921 color = strdup (color);
922 allocated.push_back ((void *)color);
923 rs[Rs_color + idx] = color;
924
925 /* handle color aliases */
926 if (isdigit (*color))
927 {
928 i = atoi (color);
929
930 if (i >= 8 && i <= 15)
931 { /* bright colors */
932 i -= 8;
933 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
934 goto done;
935 }
936
937 if (i >= 0 && i <= 7)
938 { /* normal colors */
939 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
940 goto done;
941 }
942 }
943
944 set_color (xcol, color);
945
946 /*
947 * FIXME: should free colors here, but no idea how to do it so instead,
948 * so just keep gobbling up the colormap
949 */
950
951 pix_colors_focused[idx] = xcol;
952
953 /* XSetWindowAttributes attr; */
954 /* Cursor cursor; */
955done:
956 /*TODO: handle Color_BD, scrollbar background, etc. */
957
958 update_fade_color (idx);
959 recolour_cursor ();
960 scr_recolour ();
961}
962
607#else 963#else
608 char *name;
609
610 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
611 name = NULL;
612 if (name == NULL || STRCMP(name, str))
613 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
614 if (name)
615 XFree(name);
616#endif
617}
618
619/* EXTPROTO */
620void
621rxvt_set_iconName(pR_ const char *str)
622{
623#ifndef SMART_WINDOW_TITLE
624 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
625#else
626 char *name;
627
628 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
629 name = NULL;
630 if (name == NULL || STRCMP(name, str))
631 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
632 if (name)
633 XFree(name);
634#endif
635}
636
637#ifdef XTERM_COLOR_CHANGE
638/* EXTPROTO */
639void
640rxvt_set_window_color(pR_ int idx, const char *color)
641{
642 rxvt_color xcol;
643 int i;
644
645 if (color == NULL || *color == '\0')
646 return;
647
648/* handle color aliases */
649 if (isdigit(*color)) {
650 i = atoi(color);
651 if (i >= 8 && i <= 15) { /* bright colors */
652 i -= 8;
653# ifndef NO_BRIGHTCOLOR
654 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
655 SET_PIXCOLOR(R, idx);
656 goto Done;
657# endif
658 }
659 if (i >= 0 && i <= 7) { /* normal colors */
660 R->PixColors[idx] = R->PixColors[minCOLOR + i];
661 SET_PIXCOLOR(R, idx);
662 goto Done;
663 }
664 }
665 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
666 return;
667/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
668
669/*
670 * FIXME: should free colors here, but no idea how to do it so instead,
671 * so just keep gobbling up the colormap
672 */
673# if 0
674 for (i = Color_Black; i <= Color_White; i++)
675 if (R->PixColors[idx] == R->PixColors[i])
676 break;
677 if (i > Color_White) {
678 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
679 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
680 DisplayPlanes(R->Xdisplay, Xscreen));
681 }
682# endif
683
684 R->PixColors[idx] = xcol;
685 SET_PIXCOLOR(R, idx);
686
687/* XSetWindowAttributes attr; */
688/* Cursor cursor; */
689 Done:
690 if (idx == Color_bg && !(R->Options & Opt_transparent))
691 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
692 R->PixColors[Color_bg]);
693
694/* handle Color_BD, scrollbar background, etc. */
695
696 rxvt_set_colorfgbg(aR);
697 rxvt_recolour_cursor(aR);
698/* the only reasonable way to enforce a clean update */
699 rxvt_scr_poweron(aR);
700}
701
702#else
703# define rxvt_set_window_color(aR_ idx,color) ((void)0) 964# define set_window_color (idx,color) ((void)0)
704#endif /* XTERM_COLOR_CHANGE */ 965#endif /* XTERM_COLOR_CHANGE */
705 966
706/* EXTPROTO */
707void 967void
708rxvt_recolour_cursor(pR) 968rxvt_term::recolour_cursor ()
709{ 969{
710 rxvt_color xcol[2]; 970 XColor fg, bg;
711 971
712#if TODO 972 (ISSET_PIXCOLOR (Color_pointer_fg)
713 xcol[0] = R->PixColors[Color_pointer]; 973 ? pix_colors_focused[Color_pointer_fg]
714 xcol[1] = R->PixColors[Color_bg]; 974 : pix_colors_focused[Color_fg]).get (fg);
715 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 975
716 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 976 (ISSET_PIXCOLOR (Color_pointer_bg)
717#endif 977 ? pix_colors_focused[Color_pointer_bg]
978 : pix_colors_focused[Color_bg]).get (bg);
979
980 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
718} 981}
719 982
720/*----------------------------------------------------------------------*/ 983/*----------------------------------------------------------------------*/
721/* 984/*
722 * find if fg/bg matches any of the normal (low-intensity) colors 985 * find if fg/bg matches any of the normal (low-intensity) colors
723 */ 986 */
724/* INTPROTO */
725void 987void
726rxvt_set_colorfgbg(pR) 988rxvt_term::set_colorfgbg ()
727{ 989{
728 unsigned int i; 990 unsigned int i;
729 const char *xpmb = "\0"; 991 const char *xpmb = "\0";
730 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 992 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731 993
732 R->env_colorfgbg = 994 strcpy (fstr, "default");
733 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 995 strcpy (bstr, "default");
734 STRCPY(fstr, "default");
735 STRCPY(bstr, "default");
736 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
737 if (R->PixColors[Color_fg] == R->PixColors[i]) { 997 if (pix_colors[Color_fg] == pix_colors[i])
998 {
738 sprintf(fstr, "%d", (i - Color_Black)); 999 sprintf (fstr, "%d", (i - Color_Black));
739 break; 1000 break;
740 } 1001 }
1002
741 for (i = Color_Black; i <= Color_White; i++) 1003 for (i = Color_Black; i <= Color_White; i++)
742 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1004 if (pix_colors[Color_bg] == pix_colors[i])
1005 {
743 sprintf(bstr, "%d", (i - Color_Black)); 1006 sprintf (bstr, "%d", (i - Color_Black));
744#ifdef XPM_BACKGROUND 1007#ifdef XPM_BACKGROUND
745 xpmb = "default;"; 1008 xpmb = "default;";
746#endif 1009#endif
747 break; 1010 break;
748 } 1011 }
1012
749 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1013 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750 putenv(R->env_colorfgbg);
751
752#ifndef NO_BRIGHTCOLOR
753 R->colorfgbg = DEFAULT_RSTYLE;
754 for (i = minCOLOR; i <= maxCOLOR; i++) {
755 if (R->PixColors[Color_fg] == R->PixColors[i])
756 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
757 if (R->PixColors[Color_bg] == R->PixColors[i])
758 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
759 }
760#endif
761} 1014}
762 1015
763/*----------------------------------------------------------------------*/ 1016/*----------------------------------------------------------------------*/
764/*
765 * Colour determination for low colour displays, routine from
766 * Hans de Goede <hans@highrise.nl>
767 */
768 1017
769/* EXTPROTO */ 1018bool
770int 1019rxvt_term::set_color (rxvt_color &color, const char *name)
771rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
772{ 1020{
773 screen_in_out->set(aR_ colour); 1021 if (color.set (this, name))
774
775 if (!screen_in_out->set(aR_ colour)) {
776 rxvt_print_error("can't allocate colour: %s", colour);
777 return false;
778 }
779
780 return true; 1022 return true;
1023
1024 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1025 return false;
1026}
1027
1028void
1029rxvt_term::alias_color (int dst, int src)
1030{
1031 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
781} 1032}
782 1033
783/* -------------------------------------------------------------------- * 1034/* -------------------------------------------------------------------- *
784 * - WINDOW RESIZING - * 1035 * - WINDOW RESIZING - *
785 * -------------------------------------------------------------------- */ 1036 * -------------------------------------------------------------------- */
786/* EXTPROTO */
787void 1037void
788rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1038rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
789 int ignoreparent)
790{ 1039{
791 int fix_screen; 1040 int fix_screen;
1041 int old_width = szHint.width;
1042 int old_height = szHint.height;
792 1043
1044 window_calc (newwidth, newheight);
1045
1046 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1047 XSetWMNormalHints (dpy, parent[0], &szHint);
1048
1049 if (!ignoreparent)
1050 {
793#ifdef SMART_RESIZE 1051#ifdef SMART_RESIZE
794 int old_width = R->szHint.width, old_height = R->szHint.height; 1052 /*
795#endif
796
797 rxvt_window_calc(aR_ width, height);
798 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
799 if (!ignoreparent) {
800#ifdef SMART_RESIZE
801/*
802 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1053 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803 * reposition window on resize depending on placement on screen 1054 * reposition window on resize depending on placement on screen
804 */ 1055 */
805 int x, y, x1, y1; 1056 int x, y, x1, y1;
806 int dx, dy; 1057 int dx, dy;
807 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1058 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808 Window unused_cr; 1059 Window unused_cr;
809 1060
810 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1061 XTranslateCoordinates (dpy, parent[0], display->root,
811 0, 0, &x, &y, &unused_cr); 1062 0, 0, &x, &y, &unused_cr);
812 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1063 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
813 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1064 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
814 /* 1065 /*
815 * if Xroot isn't the parent window, a WM will probably have offset 1066 * if display->root isn't the parent window, a WM will probably have offset
816 * our position for handles and decorations. Counter it 1067 * our position for handles and decorations. Counter it
817 */ 1068 */
818 if (x1 != x || y1 != y) { 1069 if (x1 != x || y1 != y)
1070 {
819 x -= x1; 1071 x -= x1;
820 y -= y1; 1072 y -= y1;
821 } 1073 }
822 1074
823 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1075 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
824 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1076 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
825 dx = old_width - R->szHint.width; 1077 dx = old_width - szHint.width;
826 dy = old_height - R->szHint.height; 1078 dy = old_height - szHint.height;
827 1079
828 /* Check position of the center of the window */ 1080 /* Check position of the center of the window */
829 if (x < x1) /* left half */ 1081 if (x < x1) /* left half */
830 dx = 0; 1082 dx = 0;
831 else if (x == x1) /* exact center */ 1083 else if (x == x1) /* exact center */
832 dx /= 2; 1084 dx /= 2;
833 if (y < y1) /* top half */ 1085 if (y < y1) /* top half */
834 dy = 0; 1086 dy = 0;
835 else if (y == y1) /* exact center */ 1087 else if (y == y1) /* exact center */
836 dy /= 2; 1088 dy /= 2;
837 1089
838 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1090 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
839 R->szHint.width, R->szHint.height); 1091 szHint.width, szHint.height);
840#else 1092#else
841 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1093 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
842 R->szHint.height);
843#endif 1094#endif
844 } 1095 }
845 1096
846 fix_screen = (R->TermWin.ncol != R->prev_ncol 1097 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
847 || R->TermWin.nrow != R->prev_nrow); 1098
848 if (fix_screen || width != R->old_width || height != R->old_height) { 1099 if (fix_screen || newwidth != old_width || newheight != old_height)
849 if (scrollbar_visible(R)) { 1100 {
1101 if (scrollBar.state)
1102 {
850 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1103 XMoveResizeWindow (dpy, scrollBar.win,
1104 window_sb_x, 0,
851 0, scrollbar_TotalWidth(), R->szHint.height); 1105 scrollbar_TotalWidth (), szHint.height);
852 rxvt_Resize_scrollBar(aR); 1106 resize_scrollbar ();
853 } 1107 }
854 if (menubar_visible(R)) 1108
855 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1109 XMoveResizeWindow (dpy, vt,
856 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1110 window_vt_x, window_vt_y,
857 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
858 R->window_vt_y, TermWin_TotalWidth(),
859 TermWin_TotalHeight()); 1111 width, height);
860#ifdef RXVT_GRAPHICS 1112
861 if (R->old_height)
862 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
863 R->old_height - R->szHint.base_height);
864#endif
865 rxvt_scr_clear(aR); 1113 scr_clear ();
866#ifdef XPM_BACKGROUND 1114#ifdef XPM_BACKGROUND
867 rxvt_resize_pixmap(aR); 1115 resize_pixmap ();
868#endif 1116#endif
869 } 1117 }
870 1118
871 if (fix_screen || R->old_height == 0) { 1119 if (fix_screen || old_height == 0)
872 int curr_screen = -1; 1120 scr_reset ();
873 uint16_t old_ncol = R->prev_ncol;
874 1121
875 /* scr_reset only works on the primary screen */ 1122 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
876 if (R->old_height) /* this is not the first time through */ 1123 //scr_touch (false);
877 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
878 rxvt_scr_reset(aR);
879 if (curr_screen >= 0) { /* this is not the first time through */
880 rxvt_scr_change_screen(aR_ curr_screen);
881 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
882 }
883 }
884 1124
885 R->old_width = R->szHint.width; 1125#ifdef XPM_BACKGROUND
886 R->old_height = R->szHint.height; 1126 if (pixmap)
1127 scr_touch (false);
1128#endif
887 1129
888#ifdef USE_XIM 1130#ifdef USE_XIM
889 rxvt_IMSetStatusPosition(aR); 1131 IMSetPosition ();
890#endif 1132#endif
891} 1133}
892 1134
893/* 1135/*
894 * Set the width/height of the vt window in characters. Units are pixels. 1136 * Set the width/height of the vt window in characters. Units are pixels.
895 * good for toggling 80/132 columns 1137 * good for toggling 80/132 columns
896 */ 1138 */
897/* EXTPROTO */
898void 1139void
899rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1140rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
900{ 1141{
901 XWindowAttributes wattr; 1142 XWindowAttributes wattr;
902 1143
903 if (width == 0 || height == 0) { 1144 if (newwidth == 0 || newheight == 0)
1145 {
904 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1146 XGetWindowAttributes (dpy, display->root, &wattr);
1147
905 if (width == 0) 1148 if (newwidth == 0)
906 width = wattr.width - R->szHint.base_width; 1149 newwidth = wattr.width - szHint.base_width;
907 if (height == 0) 1150 if (newheight == 0)
908 height = wattr.height - R->szHint.base_height; 1151 newheight = wattr.height - szHint.base_height;
1152 }
1153
1154 if (newwidth != width || newheight != height)
909 } 1155 {
910 if (width != R->TermWin.width || height != R->TermWin.height) {
911 width += R->szHint.base_width; 1156 newwidth += szHint.base_width;
912 height += R->szHint.base_height; 1157 newheight += szHint.base_height;
913 rxvt_resize_all_windows(aR_ width, height, 0); 1158 resize_all_windows (newwidth, newheight, 0);
914 } 1159 }
915} 1160}
916 1161
917/* -------------------------------------------------------------------- * 1162/* -------------------------------------------------------------------- *
918 * - X INPUT METHOD ROUTINES - * 1163 * - X INPUT METHOD ROUTINES - *
919 * -------------------------------------------------------------------- */ 1164 * -------------------------------------------------------------------- */
920#ifdef USE_XIM 1165#ifdef USE_XIM
921/* INTPROTO */
922void
923rxvt_setSize(pR_ XRectangle * size)
924{
925 size->x = R->TermWin.int_bwidth;
926 size->y = R->TermWin.int_bwidth;
927 size->width = Width2Pixel(R->TermWin.ncol);
928 size->height = Height2Pixel(R->TermWin.nrow);
929}
930 1166
931/* INTPROTO */
932void 1167void
933rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1168rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
934{ 1169{
935 *fg = R->PixColors[Color_fg]; 1170 fg = pix_colors [Color_fg];
936 *bg = R->PixColors[Color_bg]; 1171 bg = pix_colors [Color_bg];
1172}
1173
1174void
1175rxvt_term::im_set_size (XRectangle &size)
1176{
1177 // the int_bwidth terms make no sense to me
1178 size.x = int_bwidth;
1179 size.y = int_bwidth;
1180 size.width = Width2Pixel (ncol) + int_bwidth;
1181 size.height = Height2Pixel (nrow) + int_bwidth;
1182}
1183
1184void
1185rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1186 XRectangle &status_rect,
1187 const XRectangle &needed_rect)
1188{
1189 preedit_rect.x = needed_rect.width;
1190 preedit_rect.y = 0;
1191 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1192 preedit_rect.height = fheight;
1193
1194 status_rect.x = 0;
1195 status_rect.y = 0;
1196 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1197 status_rect.height = fheight;
937} 1198}
938 1199
939/* Checking whether input method is running. */ 1200/* Checking whether input method is running. */
940/* INTPROTO */
941Bool 1201bool
942rxvt_IMisRunning(pR) 1202rxvt_term::IMisRunning ()
943{ 1203{
944 char *p; 1204 char *p;
945 Atom atom; 1205 Atom atom;
946 Window win; 1206 Window win;
947 char server[IMBUFSIZ]; 1207 char server[IMBUFSIZ];
948 1208
949/* get current locale modifier */ 1209 /* get current locale modifier */
950 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1210 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1211 {
951 STRCPY(server, "@server="); 1212 strcpy (server, "@server=");
952 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1213 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1214
953 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1215 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
954 *p = '\0'; 1216 *p = '\0';
955 1217
956 atom = XInternAtom(R->Xdisplay, server, False); 1218 atom = XInternAtom (dpy, server, False);
957 win = XGetSelectionOwner(R->Xdisplay, atom); 1219 win = XGetSelectionOwner (dpy, atom);
1220
958 if (win != None) 1221 if (win != None)
959 return True; 1222 return True;
960 } 1223 }
1224
961 return False; 1225 return False;
962} 1226}
963 1227
964/* EXTPROTO */
965void 1228void
966rxvt_IMSendSpot(pR) 1229rxvt_term::IMSendSpot ()
967{ 1230{
968 XPoint spot; 1231 XPoint nspot;
969 XVaNestedList preedit_attr; 1232 XVaNestedList preedit_attr;
970 1233
971 if (R->Input_Context == NULL 1234 if (!Input_Context
972 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1235 || !focus
973 || !(R->event_type == KeyPress 1236 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
974 || R->event_type == Expose
975 || R->event_type == NoExpose
976 || R->event_type == SelectionNotify
977 || R->event_type == ButtonRelease || R->event_type == FocusIn)
978 || !rxvt_IMisRunning(aR))
979 return; 1237 return;
980 1238
981 rxvt_setPosition(aR_ & spot); 1239 im_set_position (nspot);
982 1240
1241 if (nspot.x == spot.x && nspot.y == spot.y)
1242 return;
1243
1244 spot = nspot;
1245
983 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1246 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1247 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985 XFree(preedit_attr); 1248 XFree (preedit_attr);
986} 1249}
987 1250
988/* EXTPROTO */
989void 1251void
990rxvt_setTermFontSet(pR_ int idx) 1252rxvt_term::im_destroy ()
991{ 1253{
992 char *string; 1254 if (input_method)
993 long length; 1255 {
994 int success = 0; 1256 if (Input_Context && input_method->xim)
1257 XDestroyIC (Input_Context);
995 1258
996 if (idx < 0 || idx >= MAX_NFONTS) 1259 display->put_xim (input_method);
997 return; 1260 input_method = 0;
998} 1261 }
999 1262
1000/* INTPROTO */
1001void
1002rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1003 XRectangle * needed_rect)
1004{
1005 int mbh, vtx = 0;
1006
1007 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1008 vtx = scrollbar_TotalWidth();
1009 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1010 mbh -= R->TermWin.lineSpace;
1011
1012 preedit_rect->x = needed_rect->width + vtx;
1013 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1014
1015 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1016 + vtx;
1017 preedit_rect->height = Height2Pixel(1);
1018
1019 status_rect->x = vtx;
1020 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1021
1022 status_rect->width = needed_rect->width ? needed_rect->width
1023 : Width2Pixel(R->TermWin.ncol + 1);
1024 status_rect->height = Height2Pixel(1);
1025}
1026
1027/* ARGSUSED */
1028/* INTPROTO */
1029void
1030rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1031 __attribute__ ((unused)), XPointer call_data
1032 __attribute__ ((unused)))
1033{
1034 dR;
1035
1036 R->Input_Context = NULL; 1263 Input_Context = 0;
1037/* To avoid Segmentation Fault in C locale: Solaris only? */
1038 if (STRCMP(R->locale, "C"))
1039 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040 rxvt_IMInstantiateCallback, NULL);
1041} 1264}
1042 1265
1043/* 1266#ifdef ENABLE_XIM_ONTHESPOT
1044 * X manual pages and include files don't match on some systems:
1045 * some think this is an XIDProc and others an XIMProc so we can't
1046 * use the first argument - need to update this to be nice for
1047 * both types via some sort of configure detection
1048 */
1049/* ARGSUSED */
1050/* EXTPROTO */
1051void
1052rxvt_IMInstantiateCallback(Display * unused
1053 __attribute__ ((unused)), XPointer client_data
1054 __attribute__ ((unused)), XPointer call_data
1055 __attribute__ ((unused)))
1056{
1057 dR;
1058 int i, found, had_im;
1059 const char *p;
1060 char **s;
1061 char buf[IMBUFSIZ];
1062 1267
1063 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1268static void
1064 if (R->Input_Context) 1269xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1065 return; 1270{
1271 ((rxvt_term *)client_data)->make_current ();
1272 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1273}
1066 1274
1067 found = had_im = 0; 1275static void
1068 p = R->rs[Rs_inputMethod]; 1276xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1069 if (p && *p) { 1277{
1070 had_im = 1; 1278 ((rxvt_term *)client_data)->make_current ();
1071 s = rxvt_splitcommastring(p); 1279 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1072 for (i = 0; s[i]; i++) { 1280}
1073 if (*s[i]) { 1281
1074 STRCPY(buf, "@im="); 1282static void
1075 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1283xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1076 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1284{
1077 && (rxvt_IM_get_IC(aR) == True)) { 1285 rxvt_term *term = (rxvt_term *)client_data;
1078 found = 1; 1286 XIMText *text = call_data->text;
1079 break; 1287
1080 } 1288 term->make_current ();
1081 } 1289
1290 if (text)
1291 {
1292 void *str;
1293
1294 if (!text->encoding_is_wchar && text->string.multi_byte)
1295 {
1296 // of course, X makes it ugly again
1297 if (term->rs[Rs_imLocale])
1298 SET_LOCALE (term->rs[Rs_imLocale]);
1299
1300 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1301 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1302
1303 if (term->rs[Rs_imLocale])
1304 SET_LOCALE (term->locale);
1082 } 1305 }
1083 for (i = 0; s[i]; i++) 1306 else
1084 free(s[i]); 1307 str = (void *)text->string.wide_char;
1085 free(s); 1308
1309 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1310 DT_INT, call_data->caret,
1311 DT_INT, call_data->chg_first,
1312 DT_INT, call_data->chg_length,
1313 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1314 DT_WCS_LEN, str, str ? (int)text->length : 0,
1315 DT_END));
1086 } 1316 }
1087 if (found) 1317 else
1088 return; 1318 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1089 1319 DT_INT, call_data->caret,
1090/* try with XMODIFIERS env. var. */ 1320 DT_INT, call_data->chg_first,
1091 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1321 DT_INT, call_data->chg_length,
1092 rxvt_IM_get_IC(aR); 1322 DT_END));
1093 return;
1094 }
1095
1096/* try with no modifiers base IF the user didn't specify an IM */
1097 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1098 && rxvt_IM_get_IC(aR) == True)
1099 return;
1100} 1323}
1324
1325#if 0
1326static void
1327xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1328{
1329 ((rxvt_term *)client_data)->make_current ();
1330 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1331 DT_INT, call_data->position,
1332 DT_INT, call_data->direction,
1333 DT_INT, call_data->style,
1334 DT_END));
1335}
1336#endif
1337
1338#endif
1101 1339
1102/* 1340/*
1103 * Try to open a XIM with the current modifiers, then see if we can 1341 * Try to open a XIM with the current modifiers, then see if we can
1104 * open a suitable preedit type 1342 * open a suitable preedit type
1105 */ 1343 */
1106/* INTPROTO */
1107Bool 1344bool
1108rxvt_IM_get_IC(pR) 1345rxvt_term::IM_get_IC (const char *modifiers)
1109{ 1346{
1110 int i, j, found; 1347 int i, j, found;
1111 XIM xim; 1348 XIM xim;
1112 XPoint spot; 1349 XPoint spot;
1113 XRectangle rect, status_rect, needed_rect; 1350 XRectangle rect, status_rect, needed_rect;
1114 unsigned long fg, bg; 1351 unsigned long fg, bg;
1115 const char *p; 1352 const char *p;
1116 char **s; 1353 char **s;
1117 XIMStyles *xim_styles; 1354 XIMStyles *xim_styles;
1118 XVaNestedList preedit_attr, status_attr; 1355#ifdef ENABLE_XIM_ONTHESPOT
1119 XIMCallback ximcallback; 1356 XIMCallback xcb[4];
1357#endif
1120 1358
1121 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1359 set_environ (envv);
1122 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1360
1123 if (xim == NULL) 1361 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1124 return False; 1362 return false;
1125 1363
1364 input_method = display->get_xim (locale, modifiers);
1365 if (input_method == NULL)
1366 return false;
1367
1368 xim = input_method->xim;
1369 spot.x = spot.y = -1;
1370
1126 xim_styles = NULL; 1371 xim_styles = NULL;
1127 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1372 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128 || !xim_styles || !xim_styles->count_styles) { 1373 || !xim_styles || !xim_styles->count_styles)
1129 XCloseIM(xim); 1374 {
1375 im_destroy ();
1130 return False; 1376 return false;
1377 }
1378
1379 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1380
1381 for (int pi = 0; pi < 2; pi++)
1131 } 1382 {
1383 p = pet[pi];
1132 1384
1133 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1385 if (!p)
1134 : "OverTheSpot,OffTheSpot,Root"; 1386 continue;
1387
1135 s = rxvt_splitcommastring(p); 1388 s = rxvt_splitcommastring (p);
1389
1136 for (i = found = 0; !found && s[i]; i++) { 1390 for (i = found = 0; !found && s[i]; i++)
1391 {
1137 if (!STRCMP(s[i], "OverTheSpot")) 1392 if (!strcmp (s[i], "OverTheSpot"))
1138 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1393 input_style = XIMPreeditPosition | XIMStatusNothing;
1139 else if (!STRCMP(s[i], "OffTheSpot")) 1394 else if (!strcmp (s[i], "OffTheSpot"))
1140 R->input_style = (XIMPreeditArea | XIMStatusArea); 1395 input_style = XIMPreeditArea | XIMStatusArea;
1141 else if (!STRCMP(s[i], "Root")) 1396 else if (!strcmp (s[i], "Root"))
1142 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1397 input_style = XIMPreeditNothing | XIMStatusNothing;
1398 else if (!strcmp (s[i], "None"))
1399 input_style = XIMPreeditNone | XIMStatusNone;
1400#ifdef ENABLE_XIM_ONTHESPOT
1401 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1402 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1403#endif
1404 else
1405 input_style = XIMPreeditNothing | XIMStatusNothing;
1143 1406
1144 for (j = 0; j < xim_styles->count_styles; j++) 1407 for (j = 0; j < xim_styles->count_styles; j++)
1145 if (R->input_style == xim_styles->supported_styles[j]) { 1408 if (input_style == xim_styles->supported_styles[j])
1409 {
1410 rxvt_freecommastring (s);
1411
1146 found = 1; 1412 found = 1;
1413 goto foundpet;
1414 }
1415
1416 }
1417
1418 rxvt_freecommastring (s);
1419 }
1420
1421foundpet:
1422
1423 XFree (xim_styles);
1424
1425 if (!found)
1426 {
1427 im_destroy ();
1428 return false;
1429 }
1430
1431 XFontSet fs = 0;
1432 XVaNestedList preedit_attr = 0, status_attr = 0;
1433
1434 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1435 {
1436 // fake us a font-set, please
1437 char **missing_charset_list;
1438 int missing_charset_count;
1439 char *def_string;
1440 char pat[512];
1441
1442 sprintf (pat,
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1446 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1447 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1448 "*",
1449 fheight,
1450 fheight + 1, fheight - 1,
1451 fheight - 2, fheight + 2);
1452
1453 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1454 &missing_charset_list, &missing_charset_count, &def_string);
1455
1456 if (missing_charset_list)
1457 XFreeStringList (missing_charset_list);
1458
1459 if (!fs)
1460 {
1461 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1462 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1463 }
1464 }
1465
1466 if (input_style & XIMPreeditPosition)
1467 {
1468 im_set_size (rect);
1469 im_set_position (spot);
1470 im_set_color (fg, bg);
1471
1472 preedit_attr = XVaCreateNestedList (0,
1473 XNForeground, fg,
1474 XNBackground, bg,
1475 XNArea, &rect,
1476 XNSpotLocation, &spot,
1477 XNFontSet, fs,
1478 NULL);
1479 }
1480 else if (input_style & XIMPreeditArea)
1481 {
1482 im_set_color (fg, bg);
1483
1484 /*
1485 * The necessary width of preedit area is unknown
1486 * until create input context.
1487 */
1488 needed_rect.width = 0;
1489 im_set_preedit_area (rect, status_rect, needed_rect);
1490
1491 preedit_attr = XVaCreateNestedList (0,
1492 XNForeground, fg,
1493 XNBackground, bg,
1494 XNArea, &rect,
1495 XNFontSet, fs,
1496 NULL);
1497 status_attr = XVaCreateNestedList (0,
1498 XNForeground, fg,
1499 XNBackground, bg,
1500 XNArea, &status_rect,
1501 XNFontSet, fs,
1502 NULL);
1503 }
1504#if ENABLE_XIM_ONTHESPOT
1505 else if (input_style & XIMPreeditCallbacks)
1506 {
1507 im_set_position (spot);
1508
1509 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1510 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1511 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1512# if 0
1513 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1514# endif
1515
1516 preedit_attr = XVaCreateNestedList (0,
1517 XNSpotLocation, &spot,
1518 XNPreeditStartCallback, &xcb[0],
1519 XNPreeditDoneCallback , &xcb[1],
1520 XNPreeditDrawCallback , &xcb[2],
1521# if 0
1522 XNPreeditCaretCallback, &xcb[3],
1523# endif
1524 NULL);
1525 }
1526#endif
1527
1528 Input_Context = XCreateIC (xim,
1529 XNInputStyle, input_style,
1530 XNClientWindow, vt,
1531 XNFocusWindow, parent[0],
1532 preedit_attr ? XNPreeditAttributes : NULL,
1533 preedit_attr,
1534 status_attr ? XNStatusAttributes : NULL,
1535 status_attr, NULL);
1536
1537 if (preedit_attr) XFree (preedit_attr);
1538 if (status_attr) XFree (status_attr);
1539 if (fs) XFreeFontSet (dpy, fs);
1540
1541 if (Input_Context == NULL)
1542 {
1543 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1544 im_destroy ();
1545 return false;
1546 }
1547
1548#if 0
1549 // unfortunately, only the focus window is used by XIM, hard to fix
1550 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1551 vt_select_input ();
1552#endif
1553
1554 IMSetPosition ();
1555
1556 return true;
1557}
1558
1559void
1560rxvt_term::im_cb ()
1561{
1562 int i;
1563 const char *p;
1564 char **s;
1565 char buf[IMBUFSIZ];
1566
1567 make_current ();
1568
1569 im_destroy ();
1570
1571 if (Input_Context)
1572 return;
1573
1574#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1575 if (rs[Rs_imLocale])
1576 SET_LOCALE (rs[Rs_imLocale]);
1577#endif
1578
1579 p = rs[Rs_inputMethod];
1580 if (p && *p)
1581 {
1582 bool found = false;
1583
1584 s = rxvt_splitcommastring (p);
1585
1586 for (i = 0; s[i]; i++)
1587 {
1588 if (*s[i])
1589 {
1590 strcpy (buf, "@im=");
1591 strncat (buf, s[i], IMBUFSIZ - 5);
1592 if (IM_get_IC (buf))
1593 {
1594 found = true;
1147 break; 1595 break;
1596 }
1148 } 1597 }
1149 } 1598 }
1150 for (i = 0; s[i]; i++)
1151 free(s[i]);
1152 free(s);
1153 XFree(xim_styles);
1154 1599
1600 rxvt_freecommastring (s);
1601
1155 if (!found) { 1602 if (found)
1156 XCloseIM(xim); 1603 goto done;
1157 return False;
1158 } 1604 }
1159 1605
1160 ximcallback.callback = rxvt_IMDestroyCallback; 1606 /* try with XMODIFIERS env. var. */
1607 if (IM_get_IC (""))
1608 goto done;
1161 1609
1162/* XXX: not sure why we need this (as well as IC one below) */ 1610 /* try with no modifiers base IF the user didn't specify an IM */
1163 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1611 if (IM_get_IC ("@im=none"))
1612 goto done;
1164 1613
1165 preedit_attr = status_attr = NULL; 1614done:
1166 1615#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167 if (R->input_style & XIMPreeditPosition) { 1616 if (rs[Rs_imLocale])
1168 rxvt_setSize(aR_ & rect); 1617 SET_LOCALE (locale);
1169 rxvt_setPosition(aR_ & spot); 1618#endif
1170 rxvt_setColor(aR_ & fg, &bg);
1171
1172 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1173 XNSpotLocation, &spot,
1174 XNForeground, fg, XNBackground, bg,
1175 //XNFontSet, R->TermWin.fontset,
1176 NULL);
1177 } else if (R->input_style & XIMPreeditArea) {
1178 rxvt_setColor(aR_ & fg, &bg);
1179
1180 /*
1181 * The necessary width of preedit area is unknown
1182 * until create input context.
1183 */
1184 needed_rect.width = 0;
1185
1186 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1187
1188 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1189 XNForeground, fg, XNBackground, bg,
1190 //XNFontSet, R->TermWin.fontset,
1191 NULL);
1192 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1193 XNForeground, fg, XNBackground, bg,
1194 //XNFontSet, R->TermWin.fontset,
1195 NULL);
1196 }
1197 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1198 XNClientWindow, R->TermWin.parent[0],
1199 XNFocusWindow, R->TermWin.parent[0],
1200 XNDestroyCallback, &ximcallback,
1201 preedit_attr ? XNPreeditAttributes : NULL,
1202 preedit_attr,
1203 status_attr ? XNStatusAttributes : NULL,
1204 status_attr, NULL);
1205 if (preedit_attr)
1206 XFree(preedit_attr);
1207 if (status_attr)
1208 XFree(status_attr);
1209 if (R->Input_Context == NULL) {
1210 rxvt_print_error("failed to create input context");
1211 XCloseIM(xim);
1212 return False;
1213 }
1214 if (R->input_style & XIMPreeditArea)
1215 rxvt_IMSetStatusPosition(aR);
1216 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1217 return True;
1218} 1619}
1219 1620
1220/* EXTPROTO */
1221void 1621void
1222rxvt_IMSetStatusPosition(pR) 1622rxvt_term::IMSetPosition ()
1223{ 1623{
1224 XRectangle preedit_rect, status_rect, *needed_rect; 1624 XRectangle preedit_rect, status_rect, *needed_rect;
1225 XVaNestedList preedit_attr, status_attr; 1625 XVaNestedList preedit_attr, status_attr;
1226 1626
1227 if (R->Input_Context == NULL 1627 if (!Input_Context
1228 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1628 || !focus
1629 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1229 || !rxvt_IMisRunning(aR)) 1630 || !IMisRunning ())
1230 return; 1631 return;
1231 1632
1633 if (input_style & XIMPreeditPosition)
1634 {
1635 im_set_size (preedit_rect);
1636 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1637
1638 XSetICValues (Input_Context,
1639 XNPreeditAttributes, preedit_attr, NULL);
1640 }
1641 else
1642 {
1232/* Getting the necessary width of preedit area */ 1643 /* Getting the necessary width of preedit area */
1233 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1644 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1645 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235 XFree(status_attr); 1646 XFree (status_attr);
1236 1647
1237 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1648 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1649 XFree (needed_rect);
1238 1650
1239 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1651 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1652 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241 1653
1242 XSetICValues(R->Input_Context, 1654 XSetICValues (Input_Context,
1243 XNPreeditAttributes, preedit_attr, 1655 XNPreeditAttributes, preedit_attr,
1244 XNStatusAttributes, status_attr, NULL); 1656 XNStatusAttributes, status_attr,
1657 NULL);
1245 1658
1659 XFree (status_attr);
1660 }
1661
1246 XFree(preedit_attr); 1662 XFree (preedit_attr);
1247 XFree(status_attr);
1248} 1663}
1249#endif /* USE_XIM */ 1664#endif /* USE_XIM */
1250 1665
1251/*----------------------------------------------------------------------*/
1252rxvt_t rxvt_current_term;
1253
1254/*----------------------- end-of-file (C source) -----------------------*/ 1666/*----------------------- end-of-file (C source) -----------------------*/

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