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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.54 by pcg, Mon Mar 15 00:08:11 2004 UTC vs.
Revision 1.357 by sf-exg, Sat Jul 9 13:14:47 2011 UTC

1/*--------------------------------*-C-*---------------------------------*; 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * 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>
7 * - original version 7 * - original version
… …
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 16 * Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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 "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
36 38
39#include <limits>
40
41#include <cassert>
37#include <signal.h> 42#include <csignal>
38
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h>
45#endif
46
47#include <cstring> 43#include <cstring>
48 44
45#include <termios.h>
46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# ifdef HAVE_SETLOCALE
52# include <clocale>
53# endif
54#endif
55
56struct termios rxvt_term::def_tio;
57vector<rxvt_term *> rxvt_term::termlist;
58
59// used to tell global functions which terminal instance is "active"
60rxvt_t rxvt_current_term;
61
49static char curlocale[128]; 62static char curlocale[128], savelocale[128];
50 63
51void 64bool
52rxvt_set_locale (const char *locale) 65rxvt_set_locale (const char *locale) NOTHROW
53{ 66{
54 if (locale && STRNCMP (locale, curlocale, 128)) 67 int size = strlen (locale) + 1;
55 { 68
56 STRNCPY (curlocale, locale, 128); 69 if (size > sizeof (curlocale))
70 rxvt_fatal ("locale string too long, aborting.\n");
71
72 if (!locale || !memcmp (locale, curlocale, size))
73 return false;
74
75 memcpy (curlocale, locale, size);
57 setlocale (LC_CTYPE, curlocale); 76 setlocale (LC_CTYPE, curlocale);
58 } 77 return true;
78}
79
80void
81rxvt_push_locale (const char *locale) NOTHROW
82{
83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
86
87void
88rxvt_pop_locale () NOTHROW
89{
90 rxvt_set_locale (savelocale);
59} 91}
60 92
61#if ENABLE_COMBINING 93#if ENABLE_COMBINING
62class rxvt_composite_vec rxvt_composite; 94class rxvt_composite_vec rxvt_composite;
63 95
64text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2) 96text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
65{ 97{
66 compose_char *cc; 98 compose_char *cc;
67 99
68 // break compose chains, as stupid readline really likes to duplicate 100 // break compose chains, as stupid readline really likes to duplicate
69 // composing characters for some reason near the end of a line. 101 // composing characters for some reason, near the end of a line.
70 cc = (*this)[c1]; 102 cc = (*this)[c1];
71 while (cc) 103 while (cc)
72 { 104 {
73 if (cc->c2 == c2) return c1; 105 if (cc->c2 == c2) return c1;
74 cc = (*this)[cc->c1]; 106 cc = (*this)[cc->c1];
75 } 107 }
76 108
77 // check to see wether this combination already exists otherwise 109 // check to see whether this combination already exists otherwise
78 for (cc = v.end (); cc-- > v.begin (); ) 110 for (cc = v.end (); cc-- > v.begin (); )
79 {
80 if (cc->c1 == c1 && cc->c2 == c2) 111 if (cc->c1 == c1 && cc->c2 == c2)
81 return COMPOSE_LO + (cc - v.begin ()); 112 return COMPOSE_LO + (cc - v.begin ());
82 }
83 113
84 // allocate a new combination 114 // allocate a new combination
85 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1) 115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
86 { 116 {
87 static int seen; 117 static int seen;
88 118
89 if (!seen++) 119 if (!seen++)
90 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n"); 120 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
91 121
92 return REPLACEMENT_CHAR; 122 return REPLACEMENT_CHAR;
93 } 123 }
94 124
95 v.push_back (compose_char (c1, c2)); 125 v.push_back (compose_char (c1, c2));
… …
120 return len; 150 return len;
121 151
122} 152}
123#endif 153#endif
124 154
125void *
126rxvt_term::operator new (size_t s)
127{
128 void *p = malloc (s);
129
130 MEMSET (p, 0, s);
131 return p;
132}
133
134void
135rxvt_term::operator delete (void *p, size_t s)
136{
137 free (p);
138}
139
140rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
141 : 156{
142 rootwin_ev (this, &rxvt_term::rootwin_cb), 157#if HAVE_BG_PIXMAP
143 termwin_ev (this, &rxvt_term::x_cb), 158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
144 vt_ev (this, &rxvt_term::x_cb),
145#ifdef HAVE_SCROLLBARS
146 scrollbar_ev (this, &rxvt_term::x_cb),
147#endif
148#ifdef MENUBAR
149 menubar_ev (this, &rxvt_term::x_cb),
150#endif 159#endif
151#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
152 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
153#endif 162#endif
154#ifdef TEXT_BLINK 163#ifdef TEXT_BLINK
155 text_blink_ev (this, &rxvt_term::text_blink_cb), 164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
156#endif 181#endif
157#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
158 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
159#endif 184#endif
185#ifndef NO_BELL
186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
187#endif
188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
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
207rxvt_term::emergency_cleanup ()
208{
209 if (cmd_pid)
210 kill (-cmd_pid, SIGHUP);
211
212 pty_ev.stop ();
213 delete pty; pty = 0;
214}
215
216rxvt_term::~rxvt_term ()
217{
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
228
229#ifdef HAVE_BG_PIXMAP
230 bg_destroy ();
231#endif
232
233 if (display)
234 {
235 selection_clear ();
236 selection_clear (true);
237
160#ifdef USE_XIM 238#ifdef USE_XIM
161 im_ev (this, &rxvt_term::im_cb), 239 im_destroy ();
162#endif 240#endif
163 check_ev (this, &rxvt_term::check_cb), 241 scrollBar.destroy ();
164 destroy_ev (this, &rxvt_term::destroy_cb), 242 if (gc) XFreeGC (dpy, gc);
165 pty_ev (this, &rxvt_term::pty_cb),
166 incr_ev (this, &rxvt_term::incr_cb)
167{
168 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
169}
170 243
171rxvt_term::~rxvt_term ()
172{
173 if (cmd_fd >= 0)
174 close (cmd_fd);
175
176#ifndef NO_SETOWNER_TTYDEV
177 privileged_ttydev (RESTORE);
178#endif
179#ifdef UTMP_SUPPORT
180 privileged_utmp (RESTORE);
181#endif
182
183 delete TermWin.fontset;
184
185 if (display)
186 {
187#if defined(MENUBAR) && (MENUBAR_MAX > 1)
188 delete menuBar.drawable; 244 delete drawable;
189 //if (menuBar.win)
190 // XDestroyWindow (display->display, menuBar.win);
191#endif
192 delete TermWin.drawable;
193 // destroy all windows 245 // destroy all windows
194 if (TermWin.parent[0]) 246 if (parent)
195 XDestroyWindow (display->display, TermWin.parent[0]); 247 XDestroyWindow (dpy, parent);
196 }
197 248
198 // TODO: free pixcolours, colours should become part of rxvt_display 249 for (int i = 0; i < TOTAL_COLORS; i++)
250 if (ISSET_PIXCOLOR (i))
251 {
252 pix_colors_focused [i].free (this);
253#if OFF_FOCUS_FADING
254 pix_colors_unfocused [i].free (this);
255#endif
256 }
199 257
200 delete PixColors; 258 clear ();
201 259
260 display->flush (); /* ideally .put should do this */
202 displays.put (display); 261 displays.put (display);
262 }
203 263
204 scr_release (); 264 scr_release ();
205 265
206 free (env_windowid); 266 /* clear all resources */
267 for (int i = 0; i < allocated.size (); i++)
268 free (allocated [i]);
269
270 free (selection.text);
271 free (selection.clip_text);
272 // TODO: manage env vars in child only(!)
207 free (env_display); 273 free (env_display);
208 free (env_term); 274 free (env_term);
209 free (env_colorfgbg);
210 free (locale); 275 free (locale);
211 free (codeset); 276 free (v_buffer);
277
278 delete selection_req;
212 279
213 delete envv; 280 delete envv;
214 delete argv; 281 delete argv;
282
283#ifdef KEYSYM_RESOURCE
284 delete keyboard;
285#endif
286#ifndef NO_RESOURCES
287 XrmDestroyDatabase (option_db);
288#endif
289}
290
291// child has exited, usually destroys
292void
293rxvt_term::child_cb (ev::child &w, int status)
294{
295 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
296
297 cmd_pid = 0;
298
299 if (!option (Opt_hold))
300 destroy ();
215} 301}
216 302
217void 303void
218rxvt_term::destroy () 304rxvt_term::destroy ()
219{ 305{
306 if (destroy_ev.is_active ())
307 return;
308
309 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
310
311#if ENABLE_OVERLAY
312 scr_overlay_off ();
313#endif
314
220 if (display) 315 if (display)
221 { 316 {
317#if USE_XIM
318 im_ev.stop (display);
319#endif
320 scrollbar_ev.stop (display);
321#if ENABLE_TRANSPARENCY || ENABLE_PERL
222 rootwin_ev.stop (display); 322 rootwin_ev.stop (display);
323#endif
223 termwin_ev.stop (display); 324 termwin_ev.stop (display);
224 vt_ev.stop (display); 325 vt_ev.stop (display);
225#ifdef USE_XIM
226 im_destroy ();
227 im_ev.stop (display);
228#endif
229#ifdef HAVE_SCROLLBARS
230 scrollbar_ev.stop (display);
231#endif
232#ifdef MENUBAR
233 menubar_ev.stop (display);
234#endif
235 } 326 }
236 327
237 check_ev.stop (); 328 flush_ev.stop ();
238 pty_ev.stop (); 329 pty_ev.stop ();
239#ifdef CURSOR_BLINK 330#ifdef CURSOR_BLINK
240 cursor_blink_ev.stop (); 331 cursor_blink_ev.stop ();
241#endif 332#endif
242#ifdef TEXT_BLINK 333#ifdef TEXT_BLINK
243 text_blink_ev.stop (); 334 text_blink_ev.stop ();
244#endif 335#endif
336#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
337 cont_scroll_ev.stop ();
338#endif
339#ifdef SELECTION_SCROLLING
340 sel_scroll_ev.stop ();
341#endif
245#ifdef POINTER_BLANK 342#ifdef POINTER_BLANK
246 pointer_ev.stop (); 343 pointer_ev.stop ();
247#endif 344#endif
248 345
249 destroy_ev.start (0); 346 destroy_ev.start ();
250} 347}
251 348
252void 349void
253rxvt_term::destroy_cb (time_watcher &w) 350rxvt_term::destroy_cb (ev::idle &w, int revents)
254{ 351{
255 SET_R (this); 352 make_current ();
256 353
257 delete this; 354 delete this;
258} 355}
259 356
260/*----------------------------------------------------------------------*/
261/* rxvt_init () */
262/* LIBPROTO */
263rxvt_t
264rxvt_init (int argc, const char *const *argv)
265{
266 SET_R (new rxvt_term);
267
268 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
269 {
270 delete GET_R;
271 SET_R (0);
272 }
273
274 return GET_R;
275}
276
277static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
278
279void 357void
280rxvt_init_signals () 358rxvt_term::set_option (uint8_t opt, bool set)
281{ 359{
282 /* install exit handler for cleanup */ 360 if (!opt)
283#if 0
284#ifdef HAVE_ATEXIT
285 atexit (rxvt_clean_exit);
286#else
287#endif
288#endif
289
290 struct sigaction sa;
291
292 sigfillset (&sa.sa_mask);
293 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
294 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
295 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
296 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
297 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
298 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
299 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
300
301 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
302 /* signal (SIGURG, SIG_DFL); */
303
304 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
305 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
306}
307
308bool
309rxvt_term::init (int argc, const char *const *argv)
310{
311 /*
312 * Save and then give up any super-user privileges
313 * If we need privileges in any area then we must specifically request it.
314 * We should only need to be root in these cases:
315 * 1. write utmp entries on some systems
316 * 2. chown tty on some systems
317 */
318 privileges (SAVE);
319 privileges (IGNORE);
320
321 init_secondary ();
322
323 const char **cmd_argv = init_resources (argc, argv);
324
325 set_locale ("");
326
327#if MENUBAR_MAX
328 menubar_read (rs[Rs_menu]);
329#endif
330#ifdef HAVE_SCROLLBARS
331 if (Options & Opt_scrollBar)
332 scrollBar.setIdle (); /* set existence for size calculations */
333#endif
334
335 create_windows (argc, argv);
336
337 init_xlocale ();
338
339 scr_reset (); /* initialize screen */
340
341#if 0
342 XSynchronize (display->display, True);
343#endif
344
345#ifdef HAVE_SCROLLBARS
346 if (Options & Opt_scrollBar)
347 resize_scrollbar (); /* create and map scrollbar */
348#endif
349#if (MENUBAR_MAX)
350 if (menubar_visible ())
351 XMapWindow (display->display, menuBar.win);
352#endif
353#ifdef TRANSPARENT
354 if (Options & Opt_transparent)
355 {
356 XSelectInput (display->display, display->root, PropertyChangeMask);
357 check_our_parents ();
358 }
359#endif
360
361 rootwin_ev.start (display, display->root);
362
363 XMapWindow (display->display, TermWin.vt);
364 XMapWindow (display->display, TermWin.parent[0]);
365
366 init_command (cmd_argv);
367
368 pty_ev.start (cmd_fd, EVENT_READ);
369
370 check_ev.start ();
371
372 return true;
373}
374
375/* ------------------------------------------------------------------------- *
376 * SIGNAL HANDLING & EXIT HANDLER *
377 * ------------------------------------------------------------------------- */
378/*
379 * Catch a SIGCHLD signal and exit if the direct child has died
380 */
381/* ARGSUSED */
382/* EXTPROTO */
383RETSIGTYPE
384rxvt_Child_signal (int sig __attribute__ ((unused)))
385{
386 int pid, save_errno = errno;
387 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
388 ;
389 errno = save_errno;
390
391#if 0
392 if (pid == cmd_pid)
393 exit (EXIT_SUCCESS);
394#endif
395}
396
397/*
398 * Catch a fatal signal and tidy up before quitting
399 */
400/* EXTPROTO */
401RETSIGTYPE
402rxvt_Exit_signal (int sig)
403{
404 signal (sig, SIG_DFL);
405#ifdef DEBUG_CMD
406 rxvt_print_error ("signal %d", sig);
407#endif
408 rxvt_clean_exit ();
409 kill (getpid (), sig);
410}
411
412/* INTPROTO */
413int
414rxvt_xerror_handler (Display *display, XErrorEvent *event)
415{
416 if (GET_R->allowedxerror == -1)
417 GET_R->allowedxerror = event->error_code;
418 else
419 {
420 old_xerror_handler (display, event);
421 GET_R->destroy ();
422 }
423
424 return 0; 361 return;
362
363 uint8_t mask = 1 << (opt & 7);
364 uint8_t &val = options [opt >> 3];
365
366 val = val & ~mask | (set ? mask : 0);
425} 367}
426 368
427/*----------------------------------------------------------------------*/ 369/*----------------------------------------------------------------------*/
428/* 370/*
429 * Exit gracefully, clearing the utmp entry and restoring tty attributes 371 * Exit gracefully, clearing the utmp entry and restoring tty attributes
430 * TODO: if debugging, this should free up any known resources if we can 372 * TODO: if debugging, this should free up any known resources if we can
431 */ 373 */
432/* EXTPROTO */ 374static XErrorHandler old_xerror_handler;
433void
434rxvt_clean_exit ()
435{
436 // TODO: rxvtd should clean up all ressources
437 if (GET_R)
438 GET_R->destroy ();
439}
440 375
441/* ------------------------------------------------------------------------- * 376static void
442 * MEMORY ALLOCATION WRAPPERS * 377rxvt_emergency_cleanup ()
443 * ------------------------------------------------------------------------- */
444/* EXTPROTO */
445void *
446rxvt_malloc (size_t size)
447{ 378{
448 void *p; 379 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
449 380 (*t)->emergency_cleanup ();
450 p = malloc (size);
451 if (p)
452 return p;
453
454 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
455 rxvt_clean_exit ();
456 exit (EXIT_FAILURE);
457 /* NOTREACHED */
458} 381}
459 382
460/* EXTPROTO */ 383#if !ENABLE_MINIMAL
461void * 384static void
462rxvt_calloc (size_t number, size_t size) 385print_x_error (Display *dpy, XErrorEvent *event)
463{ 386{
464 void *p; 387 char buffer[BUFSIZ];
465 388 char mesg[BUFSIZ];
466 p = calloc (number, size); 389 char number[32];
467 if (p) 390 const char mtype[] = "XlibMessage";
468 return p; 391 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
469 392 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
470 fprintf (stderr, RESNAME ": memory allocation failure. Aborting"); 393 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
471 rxvt_clean_exit (); 394 rxvt_warn ("%s: %s\n", mesg, buffer);
472 exit (EXIT_FAILURE); 395 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
473 /* NOTREACHED */ 396 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
397 sprintf(number, "%d", event->request_code);
398 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
399 rxvt_warn ("(which is %s)\n", buffer);
400 if (event->request_code >= 128) {
401 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
402 mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
404 }
405 if ((event->error_code == BadWindow) ||
406 (event->error_code == BadPixmap) ||
407 (event->error_code == BadCursor) ||
408 (event->error_code == BadFont) ||
409 (event->error_code == BadDrawable) ||
410 (event->error_code == BadColor) ||
411 (event->error_code == BadGC) ||
412 (event->error_code == BadIDChoice) ||
413 (event->error_code == BadValue) ||
414 (event->error_code == BadAtom)) {
415 if (event->error_code == BadValue)
416 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
417 mesg, BUFSIZ);
418 else if (event->error_code == BadAtom)
419 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
420 mesg, BUFSIZ);
421 else
422 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
423 mesg, BUFSIZ);
424 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
425 }
426 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
474} 429}
430#endif
475 431
476/* EXTPROTO */ 432int
477void * 433rxvt_xerror_handler (Display *display, XErrorEvent *event)
478rxvt_realloc (void *ptr, size_t size)
479{ 434{
480 void *p; 435 if (GET_R->allowedxerror == -1)
481 436 GET_R->allowedxerror = event->error_code;
482 if (ptr)
483 p = realloc (ptr, size);
484 else 437 else
485 p = malloc (size); 438 {
486 if (p) 439 // GET_R is most likely not the terminal which caused the error,
440 // so just output the error and continue
441#if ENABLE_MINIMAL
442 old_xerror_handler (display, event);
443#else
444 print_x_error (display, event);
445#endif
446 }
447
487 return p; 448 return 0;
449}
488 450
489 fprintf (stderr, RESNAME ": memory allocation failure. Aborting"); 451int
490 rxvt_clean_exit (); 452rxvt_xioerror_handler (Display *display)
453{
454 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
455 DisplayString (display));
456 rxvt_emergency_cleanup ();
491 exit (EXIT_FAILURE); 457 _exit (EXIT_FAILURE);
492 /* NOTREACHED */
493} 458}
494 459
495/* ------------------------------------------------------------------------- * 460static struct sig_handlers
496 * PRIVILEGED OPERATIONS *
497 * ------------------------------------------------------------------------- */
498/* take care of suid/sgid super-user (root) privileges */
499void
500rxvt_term::privileges (int mode)
501{ 461{
502#if ! defined(__CYGWIN32__) 462 ev::sig sw_term, sw_int;
503# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 463
504 /* setreuid () is the poor man's setuid (), seteuid () */ 464 /*
505# define seteuid(a) setreuid(-1, (a)) 465 * Catch a fatal signal and tidy up before quitting
506# define setegid(a) setregid(-1, (a)) 466 */
507# define HAVE_SETEUID 467 void sig_term (ev::sig &w, int revents);
468
469 sig_handlers ()
470 {
471 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
472 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
473 }
474} sig_handlers;
475
476void
477sig_handlers::sig_term (ev::sig &w, int revents)
478{
479 rxvt_emergency_cleanup ();
480 w.stop ();
481 kill (getpid (), w.signum);
482}
483
484static void
485rxvt_get_ttymode (struct termios *tio)
486{
487 if (tcgetattr (STDIN_FILENO, tio) < 0)
488 memset (tio, 0, sizeof (struct termios));
489
490 for (int i = 0; i < NCCS; i++)
491 tio->c_cc[i] = VDISABLE;
492
493 tio->c_cc[VINTR] = CINTR;
494 tio->c_cc[VQUIT] = CQUIT;
495 tio->c_cc[VERASE] = CERASE;
496#ifdef VERASE2
497 tio->c_cc[VERASE2] = CERASE2;
498#endif
499 tio->c_cc[VKILL] = CKILL;
500 tio->c_cc[VEOF] = CEOF;
501 tio->c_cc[VSTART] = CSTART;
502 tio->c_cc[VSTOP] = CSTOP;
503 tio->c_cc[VSUSP] = CSUSP;
504# ifdef VDSUSP
505 tio->c_cc[VDSUSP] = CDSUSP;
508# endif 506# endif
509# ifdef HAVE_SETEUID 507# ifdef VREPRINT
510 switch (mode) 508 tio->c_cc[VREPRINT] = CRPRNT;
511 {
512 case IGNORE:
513 /*
514 * change effective uid/gid - not real uid/gid - so we can switch
515 * back to root later, as required
516 */
517 seteuid (getuid ());
518 setegid (getgid ());
519 break;
520 case SAVE:
521 euid = geteuid ();
522 egid = getegid ();
523 break;
524 case RESTORE:
525 seteuid (euid);
526 setegid (egid);
527 break;
528 }
529# else
530 switch (mode)
531 {
532 case IGNORE:
533 setuid (getuid ());
534 setgid (getgid ());
535 /* FALLTHROUGH */
536 case SAVE:
537 /* FALLTHROUGH */
538 case RESTORE:
539 break;
540 }
541# endif 509# endif
542#endif 510# ifdef VDISCRD
543} 511 tio->c_cc[VDISCRD] = CFLUSH;
544
545#ifdef UTMP_SUPPORT
546void
547rxvt_term::privileged_utmp (char action)
548{
549 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
550 action, next_utmp_action, getpid ()));
551 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
552 || (Options & Opt_utmpInhibit)
553 || ttydev == NULL || *ttydev == '\0')
554 return;
555
556 privileges (RESTORE);
557 if (action == SAVE)
558 {
559 next_utmp_action = RESTORE;
560 makeutent (ttydev, rs[Rs_display_name]);
561 }
562 else
563 { /* action == RESTORE */
564 next_utmp_action = IGNORE;
565 cleanutent ();
566 }
567 privileges (IGNORE);
568}
569#endif
570
571#ifndef NO_SETOWNER_TTYDEV
572void
573rxvt_term::privileged_ttydev (char action)
574{
575 D_MAIN ((stderr,
576 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
577 action, next_tty_action, getpid ()));
578 if (next_tty_action != action || (action != SAVE && action != RESTORE)
579 || ttydev == NULL || *ttydev == '\0')
580 return;
581
582 privileges (RESTORE);
583
584 if (action == SAVE)
585 {
586 next_tty_action = RESTORE;
587# ifndef RESET_TTY_TO_COMMON_DEFAULTS
588 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
589 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
590 next_tty_action = IGNORE;
591 else
592# endif 512# endif
593 513# ifdef VWERSE
594 { 514 tio->c_cc[VWERSE] = CWERASE;
595 chown (ttydev, getuid (), ttygid); /* fail silently */
596 chmod (ttydev, ttymode);
597# ifdef HAVE_REVOKE
598 revoke (ttydev);
599# endif 515# endif
600 516# ifdef VLNEXT
601 } 517 tio->c_cc[VLNEXT] = CLNEXT;
602 }
603 else
604 { /* action == RESTORE */
605 next_tty_action = IGNORE;
606# ifndef RESET_TTY_TO_COMMON_DEFAULTS
607 chmod (ttydev, ttyfd_stat.st_mode);
608 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
609# else
610 chmod (ttydev,
611 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
612 chown (ttydev, 0, 0);
613# endif 518# endif
614 519# ifdef VSTATUS
615 } 520 tio->c_cc[VSTATUS] = CSTATUS;
616
617 privileges (IGNORE);
618
619# ifndef RESET_TTY_TO_COMMON_DEFAULTS
620 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
621 action == RESTORE ? "Restoring" : (action ==
622 SAVE ? "Saving" :
623 "UNKNOWN ERROR for"), ttydev,
624 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
625 ttyfd_stat.st_gid));
626# endif 521# endif
627} 522
523# if VMIN != VEOF
524 tio->c_cc[VMIN] = 1;
628#endif 525# endif
526# if VTIME != VEOL
527 tio->c_cc[VTIME] = 0;
528# endif
529
530 /* input modes */
531 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
532# ifdef IMAXBEL
533 | IMAXBEL
534# endif
535 | IXON);
536
537 /* output modes */
538 tio->c_oflag = (OPOST | ONLCR);
539
540 /* control modes */
541 tio->c_cflag = (CS8 | CREAD);
542
543 /* local modes */
544 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
545# if defined (ECHOCTL) && defined (ECHOKE)
546 | ECHOCTL | ECHOKE
547# endif
548 | ECHOE | ECHOK);
549}
550
551char **rxvt_environ; // startup environment
552
553void
554rxvt_init ()
555{
556 assert (("fontMask must not overlap other RS masks",
557 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
558
559 rxvt_get_ttymode (&rxvt_term::def_tio);
560
561 // get rid of stdin/stdout as we don't need them, to free resources
562 dup2 (STDERR_FILENO, STDIN_FILENO);
563 dup2 (STDERR_FILENO, STDOUT_FILENO);
564
565 if (!ev_default_loop ())
566 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
567
568 rxvt_environ = environ;
569
570 signal (SIGHUP, SIG_IGN);
571 signal (SIGPIPE, SIG_IGN);
572
573 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
574 sig_handlers.sw_int.start (SIGINT); ev_unref ();
575
576 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
577 // TODO: handle this with exceptions and tolerate the memory loss
578 XSetIOErrorHandler (rxvt_xioerror_handler);
579
580 XrmInitialize ();
581}
629 582
630/*----------------------------------------------------------------------*/ 583/*----------------------------------------------------------------------*/
631/* 584/*
632 * window size/position calculcations for XSizeHint and other storage. 585 * window size/position calculations for XSizeHint and other storage.
633 * if width/height are non-zero then override calculated width/height 586 * if width/height are non-zero then override calculated width/height
634 */ 587 */
635void 588void
636rxvt_term::window_calc (unsigned int width, unsigned int height) 589rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
637{ 590{
638 short recalc_x, recalc_y; 591 short recalc_x, recalc_y;
639 int x, y, sb_w, mb_h, flags; 592 int x, y, flags;
640 unsigned int w, h; 593 unsigned int w, h;
641 unsigned int max_width, max_height; 594 unsigned int max_width, max_height;
642 595
643 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
644 TermWin.ncol, TermWin.nrow, szHint.width,
645 szHint.height));
646 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 596 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
647 szHint.win_gravity = NorthWestGravity; 597 szHint.win_gravity = NorthWestGravity;
648 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 598 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
649 599
650 recalc_x = recalc_y = 0; 600 recalc_x = recalc_y = 0;
651 flags = 0; 601 flags = 0;
602
652 if (!parsed_geometry) 603 if (!parsed_geometry)
653 { 604 {
654 parsed_geometry = 1; 605 parsed_geometry = 1;
606
655 if (rs[Rs_geometry]) 607 if (rs[Rs_geometry])
656 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 608 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
609
657 if (flags & WidthValue) 610 if (flags & WidthValue)
658 { 611 {
659 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 612 if (!w)
613 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
614
615 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
660 szHint.flags |= USSize; 616 szHint.flags |= USSize;
661 } 617 }
618
662 if (flags & HeightValue) 619 if (flags & HeightValue)
663 { 620 {
664 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 621 if (!h)
622 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
623
624 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
665 szHint.flags |= USSize; 625 szHint.flags |= USSize;
666 } 626 }
627
667 if (flags & XValue) 628 if (flags & XValue)
668 { 629 {
669 szHint.x = x; 630 szHint.x = x;
670 szHint.flags |= USPosition; 631 szHint.flags |= USPosition;
632
671 if (flags & XNegative) 633 if (flags & XNegative)
672 { 634 {
673 recalc_x = 1; 635 recalc_x = 1;
674 szHint.win_gravity = NorthEastGravity; 636 szHint.win_gravity = NorthEastGravity;
675 } 637 }
676 } 638 }
639
677 if (flags & YValue) 640 if (flags & YValue)
678 { 641 {
679 szHint.y = y; 642 szHint.y = y;
680 szHint.flags |= USPosition; 643 szHint.flags |= USPosition;
644
681 if (flags & YNegative) 645 if (flags & YNegative)
682 { 646 {
683 recalc_y = 1; 647 recalc_y = 1;
648
684 if (szHint.win_gravity == NorthEastGravity) 649 if (szHint.win_gravity == NorthEastGravity)
685 szHint.win_gravity = SouthEastGravity; 650 szHint.win_gravity = SouthEastGravity;
686 else 651 else
687 szHint.win_gravity = SouthWestGravity; 652 szHint.win_gravity = SouthWestGravity;
688 } 653 }
689 } 654 }
690 } 655 }
691 656
692 /* TODO: BOUNDS */ 657 /* TODO: BOUNDS */
693 TermWin.width = TermWin.ncol * TermWin.fwidth; 658 width = ncol * fwidth;
694 TermWin.height = TermWin.nrow * TermWin.fheight; 659 height = nrow * fheight;
695 max_width = MAX_COLS * TermWin.fwidth; 660 max_width = MAX_COLS * fwidth;
696 max_height = MAX_ROWS * TermWin.fheight; 661 max_height = MAX_ROWS * fheight;
697 662
698 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 663 szHint.base_width = szHint.base_height = 2 * int_bwidth;
699 664
700 sb_w = mb_h = 0;
701 window_vt_x = window_vt_y = 0; 665 window_vt_x = window_vt_y = int_bwidth;
702 if (scrollbar_visible ()) 666
667 if (scrollBar.state)
703 { 668 {
704 sb_w = scrollbar_TotalWidth (); 669 int sb_w = scrollBar.total_width ();
705 szHint.base_width += sb_w; 670 szHint.base_width += sb_w;
671
706 if (! (Options & Opt_scrollBar_right)) 672 if (!option (Opt_scrollBar_right))
707 window_vt_x = sb_w; 673 window_vt_x += sb_w;
708 }
709 if (menubar_visible ())
710 { 674 }
711 mb_h = menuBar_TotalHeight (); 675
712 szHint.base_height += mb_h;
713 window_vt_y = mb_h;
714 }
715 szHint.width_inc = TermWin.fwidth; 676 szHint.width_inc = fwidth;
716 szHint.height_inc = TermWin.fheight; 677 szHint.height_inc = fheight;
717 szHint.min_width = szHint.base_width + szHint.width_inc; 678 szHint.min_width = szHint.base_width + szHint.width_inc;
718 szHint.min_height = szHint.base_height + szHint.height_inc; 679 szHint.min_height = szHint.base_height + szHint.height_inc;
719 680
720 if (width && width - szHint.base_width < max_width) 681 if (newwidth && newwidth - szHint.base_width < max_width)
721 { 682 {
722 szHint.width = width; 683 szHint.width = newwidth;
723 TermWin.width = width - szHint.base_width; 684 width = newwidth - szHint.base_width;
724 } 685 }
725 else 686 else
726 { 687 {
727 MIN_IT (TermWin.width, max_width); 688 min_it (width, max_width);
728 szHint.width = szHint.base_width + TermWin.width; 689 szHint.width = szHint.base_width + width;
729 } 690 }
691
730 if (height && height - szHint.base_height < max_height) 692 if (newheight && newheight - szHint.base_height < max_height)
731 { 693 {
732 szHint.height = height; 694 szHint.height = newheight;
733 TermWin.height = height - szHint.base_height; 695 height = newheight - szHint.base_height;
734 } 696 }
735 else 697 else
736 { 698 {
737 MIN_IT (TermWin.height, max_height); 699 min_it (height, max_height);
738 szHint.height = szHint.base_height + TermWin.height; 700 szHint.height = szHint.base_height + height;
739 } 701 }
740 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
741 window_sb_x = szHint.width - sb_w;
742 702
743 if (recalc_x) 703 if (recalc_x)
744 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 704 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
745 - szHint.width - 2 * TermWin.ext_bwidth); 705
746 if (recalc_y) 706 if (recalc_y)
747 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 707 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
748 - szHint.height - 2 * TermWin.ext_bwidth);
749 708
750 TermWin.ncol = TermWin.width / TermWin.fwidth; 709 ncol = width / fwidth;
751 TermWin.nrow = TermWin.height / TermWin.fheight; 710 nrow = height / fheight;
752 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
753 TermWin.ncol, TermWin.nrow, szHint.width,
754 szHint.height));
755 return;
756} 711}
757 712
758/*----------------------------------------------------------------------*/ 713/*----------------------------------------------------------------------*/
759/* 714/*
760 * Tell the teletype handler what size the window is. 715 * Tell the teletype handler what size the window is.
761 * Called after a window size change. 716 * Called after a window size change.
762 */ 717 */
763void 718void
764rxvt_term::tt_winch () 719rxvt_term::tt_winch ()
765{ 720{
721 if (pty->pty < 0)
722 return;
723
766 struct winsize ws; 724 struct winsize ws;
767 725
768 if (cmd_fd < 0)
769 return;
770
771 ws.ws_col = TermWin.ncol; 726 ws.ws_col = ncol;
772 ws.ws_row = TermWin.nrow; 727 ws.ws_row = nrow;
773 ws.ws_xpixel = ws.ws_ypixel = 0; 728 ws.ws_xpixel = width;
774#ifndef DEBUG_SIZE 729 ws.ws_ypixel = height;
775 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 730 ioctl (pty->pty, TIOCSWINSZ, &ws);
731
732#if 0
733 // TIOCSWINSZ is supposed to do this automatically and correctly
734 if (cmd_pid) /* force through to the command */
735 kill (-cmd_pid, SIGWINCH);
736#endif
737}
738
739/*----------------------------------------------------------------------*/
740/* load and set the various fonts */
741bool
742rxvt_term::set_fonts ()
743{
744 rxvt_fontset *fs = new rxvt_fontset (this);
745 rxvt_fontprop prop;
746
747 if (!fs
748 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
749 || !fs->realize_font (1))
750 {
751 delete fs;
752 return false;
753 }
754
755#if ENABLE_STYLES
756 for (int i = RS_styleCount; --i; )
757 if (fontset[i] != fontset[0])
758 delete fontset[i];
759#endif
760
761 delete fontset[0];
762 fontset[0] = fs;
763
764 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
765 prop.height += lineSpace;
766 prop.width += letterSpace;
767
768 fs->set_prop (prop, false);
769
770 fwidth = prop.width;
771 fheight = prop.height;
772 fbase = prop.ascent;
773
774 for (int style = 1; style < 4; style++)
775 {
776#if ENABLE_STYLES
777 const char *res = rs[Rs_font + style];
778
779 if (res && !*res)
780 fontset[style] = fontset[0];
781 else
782 {
783 fontset[style] = fs = new rxvt_fontset (this);
784 rxvt_fontprop prop2 = prop;
785
786 if (res)
787 {
788 fs->populate (res);
789 fs->set_prop (prop2, false);
790 }
791 else
792 {
793 fs->populate (fontset[0]->fontdesc);
794
795 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
796 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
797
798 fs->set_prop (prop2, true);
799 }
800
801 }
776#else 802#else
777 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 803 fontset[style] = fontset[0];
778 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
779# ifdef SIGWINCH
780 else if (cmd_pid) /* force through to the command */
781 kill (cmd_pid, SIGWINCH);
782# endif 804#endif
783#endif
784}
785
786/*----------------------------------------------------------------------*/
787/* rxvt_change_font () - Switch to a new font */
788/*
789 * init = 1 - initialize
790 *
791 * fontname == FONT_UP - switch to bigger font
792 * fontname == FONT_DN - switch to smaller font
793 */
794bool
795rxvt_term::change_font (const char *fontname)
796{
797 if (fontname == FONT_UP)
798 { 805 }
799 // TODO 806
807 if (parent)
800 } 808 {
801 else if (fontname == FONT_DN)
802 {
803 // TODO
804 }
805 else
806 {
807 rxvt_fontset *fs = new rxvt_fontset (this);
808
809 if (fs && fs->populate (fontname ? fontname : "fixed"))
810 {
811 delete TermWin.fontset;
812 TermWin.fontset = fs;
813 TermWin.fwidth = fs->base_font ()->width;
814 TermWin.fheight = fs->base_font ()->height;
815 TermWin.fbase = fs->base_font ()->ascent;
816
817 if (TermWin.parent[0])
818 {
819 resize_all_windows (0, 0, 0); 809 resize_all_windows (0, 0, 0);
820 scr_remap_chars (); 810 scr_remap_chars ();
821 scr_touch (true); 811 scr_touch (true);
822 } 812 }
823 813
824 return true; 814 return true;
825 } 815}
816
817void
818rxvt_term::set_string_property (Atom prop, const char *str, int len)
819{
820 XChangeProperty (dpy, parent,
821 prop, XA_STRING, 8, PropModeReplace,
822 (const unsigned char *)str, len >= 0 ? len : strlen (str));
823}
824
825void
826rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
827{
828 XTextProperty ct;
829
830 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
826 } 831 {
827 832 XSetTextProperty (dpy, parent, &ct, prop);
828 return false; 833 XFree (ct.value);
834 }
829} 835}
830 836
831bool 837void
832rxvt_term::font_up_down (int n, int direction) 838rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
833{ 839{
834 return false; 840 wchar_t *ws = rxvt_mbstowcs (str, len);
841 char *s = rxvt_wcstoutf8 (ws);
842
843 XChangeProperty (dpy, parent,
844 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
845 (const unsigned char *)s, strlen (s));
846
847 free (s);
848 free (ws);
835} 849}
836 850
837/*----------------------------------------------------------------------*/ 851/*----------------------------------------------------------------------*/
838/*----------------------------------------------------------------------*/ 852/*----------------------------------------------------------------------*/
839/* xterm sequences - title, iconName, color (exptl) */ 853/* xterm sequences - title, iconName, color (exptl) */
840void 854void
841rxvt_term::set_title (const char *str) 855rxvt_term::set_title (const char *str)
842{ 856{
843#ifndef SMART_WINDOW_TITLE 857 set_mbstring_property (XA_WM_NAME, str);
844 XStoreName (display->display, TermWin.parent[0], str); 858#if ENABLE_EWMH
845#else 859 set_utf8_property (xa[XA_NET_WM_NAME], str);
846 char *name;
847
848 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
849 name = NULL;
850 if (name == NULL || STRCMP (name, str))
851 XStoreName (display->display, TermWin.parent[0], str);
852 if (name)
853 XFree (name);
854#endif 860#endif
855} 861}
856 862
857void 863void
858rxvt_term::set_iconName (const char *str) 864rxvt_term::set_icon_name (const char *str)
859{ 865{
860#ifndef SMART_WINDOW_TITLE 866 set_mbstring_property (XA_WM_ICON_NAME, str);
861 XSetIconName (display->display, TermWin.parent[0], str); 867#if ENABLE_EWMH
862#else 868 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
863 char *name;
864
865 if (XGetIconName (display->display, TermWin.parent[0], &name))
866 name = NULL;
867 if (name == NULL || STRCMP (name, str))
868 XSetIconName (display->display, TermWin.parent[0], str);
869 if (name)
870 XFree (name);
871#endif 869#endif
872} 870}
873 871
872void
873rxvt_term::set_window_color (int idx, const char *color)
874{
874#ifdef XTERM_COLOR_CHANGE 875#ifdef XTERM_COLOR_CHANGE
875void
876rxvt_term::set_window_color (int idx, const char *color)
877{
878 rxvt_color xcol; 876 rxvt_color xcol;
879 int i;
880 877
881 if (color == NULL || *color == '\0') 878 if (color == NULL || *color == '\0')
882 return; 879 return;
883 880
881 color = strdup (color);
882 allocated.push_back ((void *)color);
883 rs[Rs_color + idx] = color;
884
884 /* handle color aliases */ 885 /* handle color aliases */
885 if (isdigit (*color)) 886 if (isdigit (*color))
886 { 887 {
887 i = atoi (color); 888 int i = atoi (color);
889
888 if (i >= 8 && i <= 15) 890 if (i >= 8 && i <= 15)
891 {
889 { /* bright colors */ 892 /* bright colors */
890 i -= 8;
891# ifndef NO_BRIGHTCOLOR
892 PixColors[idx] = PixColors[minBrightCOLOR + i]; 893 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
893 SET_PIXCOLOR (idx);
894 goto Done; 894 goto done;
895# endif
896
897 } 895 }
896
898 if (i >= 0 && i <= 7) 897 if (i >= 0 && i <= 7)
898 {
899 { /* normal colors */ 899 /* normal colors */
900 PixColors[idx] = PixColors[minCOLOR + i]; 900 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
901 SET_PIXCOLOR (idx);
902 goto Done; 901 goto done;
903 } 902 }
904 } 903 }
905 if (!rXParseAllocColor (& xcol, color)) 904
906 return; 905 set_color (xcol, color);
907 /* XStoreColor (display->display, XCMAP, XColor*); */
908 906
909 /* 907 /*
910 * FIXME: should free colors here, but no idea how to do it so instead, 908 * FIXME: should free colors here, but no idea how to do it so instead,
911 * so just keep gobbling up the colormap 909 * so just keep gobbling up the colormap
912 */ 910 */
913# if 0
914 for (i = Color_Black; i <= Color_White; i++)
915 if (PixColors[idx] == PixColors[i])
916 break;
917 if (i > Color_White)
918 {
919 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
920 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
921 DisplayPlanes (display->display, display->screen));
922 }
923# endif
924 911
925 PixColors[idx] = xcol; 912 pix_colors_focused[idx] = xcol;
926 SET_PIXCOLOR (idx);
927 913
928 /* XSetWindowAttributes attr; */
929 /* Cursor cursor; */
930Done: 914done:
931 if (idx == Color_bg && ! (Options & Opt_transparent))
932 XSetWindowBackground (display->display, TermWin.vt,
933 PixColors[Color_bg]);
934
935 /* handle Color_BD, scrollbar background, etc. */ 915 /*TODO: handle Color_BD, scrollbar background, etc. */
936 916
937 set_colorfgbg (); 917 update_fade_color (idx);
938 recolour_cursor (); 918 recolour_cursor ();
939 /* the only reasonable way to enforce a clean update */ 919 scr_recolour ();
940 scr_poweron (); 920#endif /* XTERM_COLOR_CHANGE */
941} 921}
942
943#else
944# define set_window_color (idx,color) ((void)0)
945#endif /* XTERM_COLOR_CHANGE */
946 922
947void 923void
948rxvt_term::recolour_cursor () 924rxvt_term::recolour_cursor ()
949{ 925{
950#if TODO 926 XColor fg, bg;
951 rxvt_color xcol[2];
952 927
953 xcol[0] = PixColors[Color_pointer]; 928 (ISSET_PIXCOLOR (Color_pointer_fg)
954 xcol[1] = PixColors[Color_bg]; 929 ? pix_colors_focused[Color_pointer_fg]
955 XQueryColors (display->display, XCMAP, xcol, 2); 930 : pix_colors_focused[Color_fg]).get (fg);
956 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 931
957#endif 932 (ISSET_PIXCOLOR (Color_pointer_bg)
933 ? pix_colors_focused[Color_pointer_bg]
934 : pix_colors_focused[Color_bg]).get (bg);
935
936 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
958} 937}
959 938
960/*----------------------------------------------------------------------*/ 939/*----------------------------------------------------------------------*/
961/* 940/*
962 * find if fg/bg matches any of the normal (low-intensity) colors 941 * find if fg/bg matches any of the normal (low-intensity) colors
963 */ 942 */
964void 943void
965rxvt_term::set_colorfgbg () 944rxvt_term::set_colorfgbg ()
966{ 945{
967 unsigned int i; 946 unsigned int i;
968 const char *xpmb = "\0"; 947 const char *xpmb = "";
969 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 948 char fstr[] = "default";
949 char bstr[] = "default";
970 950
971 env_colorfgbg =
972 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
973 STRCPY (fstr, "default");
974 STRCPY (bstr, "default");
975 for (i = Color_Black; i <= Color_White; i++) 951 for (i = Color_Black; i <= Color_White; i++)
976 if (PixColors[Color_fg] == PixColors[i]) 952 if (pix_colors[Color_fg] == pix_colors[i])
977 { 953 {
978 sprintf (fstr, "%d", (i - Color_Black)); 954 sprintf (fstr, "%d", i - Color_Black);
979 break; 955 break;
980 } 956 }
957
981 for (i = Color_Black; i <= Color_White; i++) 958 for (i = Color_Black; i <= Color_White; i++)
982 if (PixColors[Color_bg] == PixColors[i]) 959 if (pix_colors[Color_bg] == pix_colors[i])
983 { 960 {
984 sprintf (bstr, "%d", (i - Color_Black)); 961 sprintf (bstr, "%d", i - Color_Black);
985#ifdef XPM_BACKGROUND 962#ifdef BG_IMAGE_FROM_FILE
986 xpmb = "default;"; 963 xpmb = "default;";
987#endif 964#endif
988 break; 965 break;
989 } 966 }
990 967
991 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 968 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
992
993#ifndef NO_BRIGHTCOLOR
994 colorfgbg = DEFAULT_RSTYLE;
995 for (i = minCOLOR; i <= maxCOLOR; i++)
996 {
997 if (PixColors[Color_fg] == PixColors[i])
998 colorfgbg = SET_FGCOLOR (colorfgbg, i);
999 if (PixColors[Color_bg] == PixColors[i])
1000 colorfgbg = SET_BGCOLOR (colorfgbg, i);
1001 }
1002#endif
1003} 969}
1004 970
1005/*----------------------------------------------------------------------*/ 971/*----------------------------------------------------------------------*/
1006/*
1007 * Colour determination for low colour displays, routine from
1008 * Hans de Goede <hans@highrise.nl>
1009 */
1010 972
1011int 973bool
1012rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 974rxvt_term::set_color (rxvt_color &color, const char *name)
1013{ 975{
1014 if (!screen_in_out->set (display, colour)) 976 if (color.set (this, name))
1015 {
1016 rxvt_print_error ("can't allocate colour: %s", colour);
1017 return false;
1018 }
1019
1020 return true; 977 return true;
978
979 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
980 return false;
981}
982
983void
984rxvt_term::alias_color (int dst, int src)
985{
986 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1021} 987}
1022 988
1023/* -------------------------------------------------------------------- * 989/* -------------------------------------------------------------------- *
1024 * - WINDOW RESIZING - * 990 * - WINDOW RESIZING - *
1025 * -------------------------------------------------------------------- */ 991 * -------------------------------------------------------------------- */
1026void 992void
1027rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 993rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1028{ 994{
1029 int fix_screen; 995 int fix_screen;
996 int old_width = szHint.width;
997 int old_height = szHint.height;
1030 998
1031#ifdef SMART_RESIZE
1032 int old_width = szHint.width, old_height = szHint.height;
1033#endif
1034
1035 window_calc (width, height); 999 window_calc (newwidth, newheight);
1000
1001 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1002
1003 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1004 if (set_hint)
1005 {
1006 szHint.flags &= ~(PBaseSize | PResizeInc);
1036 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1007 XSetWMNormalHints (dpy, parent, &szHint);
1008 szHint.flags |= PBaseSize | PResizeInc;
1009 }
1010
1037 if (!ignoreparent) 1011 if (!ignoreparent)
1038 { 1012 {
1039#ifdef SMART_RESIZE 1013#ifdef SMART_RESIZE
1040 /* 1014 /*
1041 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1015 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
1044 int x, y, x1, y1; 1018 int x, y, x1, y1;
1045 int dx, dy; 1019 int dx, dy;
1046 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1020 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1047 Window unused_cr; 1021 Window unused_cr;
1048 1022
1049 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1023 XTranslateCoordinates (dpy, parent, display->root,
1050 0, 0, &x, &y, &unused_cr); 1024 0, 0, &x, &y, &unused_cr);
1051 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1025 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1052 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1026 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1053 /* 1027 /*
1054 * if display->root isn't the parent window, a WM will probably have offset 1028 * if display->root isn't the parent window, a WM will probably have offset
1055 * our position for handles and decorations. Counter it 1029 * our position for handles and decorations. Counter it
1056 */ 1030 */
… …
1058 { 1032 {
1059 x -= x1; 1033 x -= x1;
1060 y -= y1; 1034 y -= y1;
1061 } 1035 }
1062 1036
1063 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1037 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1064 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1038 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1065 dx = old_width - szHint.width; 1039 dx = old_width - szHint.width;
1066 dy = old_height - szHint.height; 1040 dy = old_height - szHint.height;
1067 1041
1068 /* Check position of the center of the window */ 1042 /* Check position of the center of the window */
1069 if (x < x1) /* left half */ 1043 if (x < x1) /* left half */
1070 dx = 0; 1044 dx = 0;
… …
1073 if (y < y1) /* top half */ 1047 if (y < y1) /* top half */
1074 dy = 0; 1048 dy = 0;
1075 else if (y == y1) /* exact center */ 1049 else if (y == y1) /* exact center */
1076 dy /= 2; 1050 dy /= 2;
1077 1051
1078 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1052 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1079 szHint.width, szHint.height); 1053 szHint.width, szHint.height);
1080#else 1054#else
1081 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1055 XResizeWindow (dpy, parent, szHint.width, szHint.height);
1082 szHint.height);
1083#endif 1056#endif
1084
1085 } 1057 }
1086 1058
1087 fix_screen = (TermWin.ncol != prev_ncol 1059 if (set_hint)
1088 || TermWin.nrow != prev_nrow); 1060 XSetWMNormalHints (dpy, parent, &szHint);
1089 1061
1062 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1063
1090 if (fix_screen || width != old_width || height != old_height) 1064 if (fix_screen || newwidth != old_width || newheight != old_height)
1091 { 1065 {
1092 if (scrollbar_visible ()) 1066 if (scrollBar.state)
1093 { 1067 scrollBar.resize ();
1094 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1095 0, scrollbar_TotalWidth (), szHint.height);
1096 resize_scrollbar ();
1097 }
1098 1068
1099 if (menubar_visible ()) 1069 XMoveResizeWindow (dpy, vt,
1100 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1070 window_vt_x, window_vt_y,
1101 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1102
1103 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1104 window_vt_y, TermWin_TotalWidth (),
1105 TermWin_TotalHeight ()); 1071 width, height);
1106 scr_clear (height != old_height);
1107#ifdef XPM_BACKGROUND
1108 resize_pixmap ();
1109#endif
1110 1072
1073#ifdef HAVE_BG_PIXMAP
1074 if (bg_window_size_sensitive ())
1075 update_background ();
1076#endif
1111 } 1077 }
1112 1078
1113 if (fix_screen || old_height == 0) 1079 if (fix_screen || old_height == 0)
1114 {
1115 int curr_screen = -1;
1116 int old_ncol = prev_ncol;
1117
1118 /* scr_reset only works on the primary screen */
1119 if (old_height) /* this is not the first time through */
1120 {
1121 unsigned int ncol = TermWin.ncol;
1122 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1123 curr_screen = scr_change_screen (PRIMARY);
1124 TermWin.ncol = ncol;
1125 }
1126
1127 scr_reset (); 1080 scr_reset ();
1128
1129 if (curr_screen >= 0) /* this is not the first time through */
1130 {
1131 scr_change_screen (curr_screen);
1132 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1133 }
1134 }
1135
1136 old_width = szHint.width;
1137 old_height = szHint.height;
1138 1081
1139#ifdef USE_XIM 1082#ifdef USE_XIM
1140 IMSetStatusPosition (); 1083 IMSetPosition ();
1141#endif 1084#endif
1142} 1085}
1143 1086
1144/* 1087/*
1145 * Set the width/height of the vt window in characters. Units are pixels. 1088 * Set the width/height of the vt window in characters. Units are pixels.
1146 * good for toggling 80/132 columns 1089 * good for toggling 80/132 columns
1147 */ 1090 */
1148void 1091void
1149rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1092rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1150{ 1093{
1151 XWindowAttributes wattr; 1094 XWindowAttributes wattr;
1152 1095
1153 if (width == 0 || height == 0) 1096 if (newwidth == 0 || newheight == 0)
1154 { 1097 {
1155 XGetWindowAttributes (display->display, display->root, &wattr); 1098 XGetWindowAttributes (dpy, display->root, &wattr);
1099
1156 if (width == 0) 1100 if (newwidth == 0)
1157 width = wattr.width - szHint.base_width; 1101 newwidth = wattr.width - szHint.base_width;
1158 if (height == 0) 1102 if (newheight == 0)
1159 height = wattr.height - szHint.base_height; 1103 newheight = wattr.height - szHint.base_height;
1160 }
1161 if (width != TermWin.width || height != TermWin.height)
1162 { 1104 }
1105
1106 if (newwidth != width || newheight != height)
1107 {
1163 width += szHint.base_width; 1108 newwidth += szHint.base_width;
1164 height += szHint.base_height; 1109 newheight += szHint.base_height;
1165 resize_all_windows (width, height, 0); 1110 resize_all_windows (newwidth, newheight, 0);
1166 } 1111 }
1167} 1112}
1168 1113
1169/* -------------------------------------------------------------------- * 1114/* -------------------------------------------------------------------- *
1170 * - X INPUT METHOD ROUTINES - * 1115 * - X INPUT METHOD ROUTINES - *
1171 * -------------------------------------------------------------------- */ 1116 * -------------------------------------------------------------------- */
1172#ifdef USE_XIM 1117#ifdef USE_XIM
1173 1118
1174void 1119void
1120rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1121{
1122 fg = pix_colors [Color_fg];
1123 bg = pix_colors [Color_bg];
1124}
1125
1126void
1175rxvt_term::im_set_size (XRectangle *size) 1127rxvt_term::im_set_size (XRectangle &size)
1176{ 1128{
1177 size->x = TermWin.int_bwidth; 1129 // the int_bwidth terms make no sense to me
1178 size->y = TermWin.int_bwidth; 1130 size.x = int_bwidth;
1179 size->width = Width2Pixel (TermWin.ncol); 1131 size.y = int_bwidth;
1180 size->height = Height2Pixel (TermWin.nrow); 1132 size.width = Width2Pixel (ncol) + int_bwidth;
1133 size.height = Height2Pixel (nrow) + int_bwidth;
1181} 1134}
1182 1135
1183void 1136void
1184rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1137rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1138 XRectangle &status_rect,
1139 const XRectangle &needed_rect)
1185{ 1140{
1186 *fg = PixColors[Color_fg]; 1141 preedit_rect.x = needed_rect.width;
1187 *bg = PixColors[Color_bg]; 1142 preedit_rect.y = 0;
1143 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1144 preedit_rect.height = fheight;
1145
1146 status_rect.x = 0;
1147 status_rect.y = 0;
1148 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1149 status_rect.height = fheight;
1188} 1150}
1189 1151
1190/* Checking whether input method is running. */ 1152/* Checking whether input method is running. */
1191bool 1153bool
1192rxvt_term::IMisRunning () 1154rxvt_term::IMisRunning ()
1193{ 1155{
1194 char *p; 1156 Atom atom;
1195 Atom atom; 1157 Window win;
1196 Window win;
1197 char server[IMBUFSIZ]; 1158 char server[IMBUFSIZ];
1198 1159
1199 /* get current locale modifier */ 1160 /* get current locale modifier */
1200 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1161 if (char *p = XSetLocaleModifiers (0))
1201 { 1162 {
1202 STRCPY (server, "@server="); 1163 strcpy (server, "@server=");
1203 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1164 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1165
1204 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1166 if (p = strchr (server + 1, '@')) /* first one only */
1205 *p = '\0'; 1167 *p = '\0';
1206 1168
1207 atom = XInternAtom (display->display, server, False); 1169 atom = XInternAtom (dpy, server, False);
1208 win = XGetSelectionOwner (display->display, atom); 1170 win = XGetSelectionOwner (dpy, atom);
1171
1209 if (win != None) 1172 if (win != None)
1210 return True; 1173 return true;
1211 } 1174 }
1175
1212 return False; 1176 return false;
1213} 1177}
1214 1178
1215void 1179void
1216rxvt_term::IMSendSpot () 1180rxvt_term::IMSendSpot ()
1217{ 1181{
1218 XPoint spot; 1182 XPoint nspot;
1219 XVaNestedList preedit_attr; 1183 XVaNestedList preedit_attr;
1220 1184
1221 if (Input_Context == NULL 1185 if (!Input_Context
1222 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1186 || !focus
1223 || ! (event_type == KeyPress 1187 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1224 || event_type == Expose
1225 || event_type == NoExpose
1226 || event_type == SelectionNotify
1227 || event_type == ButtonRelease || event_type == FocusIn)
1228 || !IMisRunning ())
1229 return; 1188 return;
1230 1189
1231 im_set_position (&spot); 1190 im_set_position (nspot);
1191
1192 if (nspot.x == spot.x && nspot.y == spot.y)
1193 return;
1194
1195 spot = nspot;
1232 1196
1233 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1197 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1234 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1198 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1235 XFree (preedit_attr); 1199 XFree (preedit_attr);
1236} 1200}
1237 1201
1238void 1202void
1239rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1240 XRectangle * needed_rect)
1241{
1242 int mbh, vtx = 0;
1243
1244 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1245 vtx = scrollbar_TotalWidth ();
1246
1247 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1248 mbh -= TermWin.lineSpace;
1249
1250 preedit_rect->x = needed_rect->width + vtx;
1251 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1252
1253 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1254 preedit_rect->height = Height2Pixel (1);
1255
1256 status_rect->x = vtx;
1257 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1258
1259 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1260 status_rect->height = Height2Pixel (1);
1261}
1262
1263void
1264rxvt_term::im_destroy () 1203rxvt_term::im_destroy ()
1265{ 1204{
1266 if (Input_Context)
1267 {
1268 XDestroyIC (Input_Context);
1269 Input_Context = NULL;
1270 }
1271
1272 if (input_method) 1205 if (input_method)
1273 { 1206 {
1207 if (Input_Context && input_method->xim)
1208 XDestroyIC (Input_Context);
1209
1274 display->put_xim (input_method); 1210 display->put_xim (input_method);
1275 input_method = 0; 1211 input_method = 0;
1276 } 1212 }
1213
1214 Input_Context = 0;
1277} 1215}
1216
1217#ifdef ENABLE_XIM_ONTHESPOT
1218
1219static void
1220xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1221{
1222 ((rxvt_term *)client_data)->make_current ();
1223 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1224}
1225
1226static void
1227xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1228{
1229 ((rxvt_term *)client_data)->make_current ();
1230 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1231}
1232
1233static void
1234xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1235{
1236 rxvt_term *term = (rxvt_term *)client_data;
1237 XIMText *text = call_data->text;
1238
1239 term->make_current ();
1240
1241 if (text)
1242 {
1243 wchar_t *str;
1244
1245 if (!text->encoding_is_wchar && text->string.multi_byte)
1246 {
1247 // of course, X makes it ugly again
1248 if (term->rs[Rs_imLocale])
1249 SET_LOCALE (term->rs[Rs_imLocale]);
1250
1251 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1252 mbstowcs (str, text->string.multi_byte, text->length + 1);
1253
1254 if (term->rs[Rs_imLocale])
1255 SET_LOCALE (term->locale);
1256 }
1257 else
1258 str = text->string.wide_char;
1259
1260 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1261 DT_INT, call_data->caret,
1262 DT_INT, call_data->chg_first,
1263 DT_INT, call_data->chg_length,
1264 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1265 DT_WCS_LEN, str, str ? (int)text->length : 0,
1266 DT_END));
1267 }
1268 else
1269 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1270 DT_INT, call_data->caret,
1271 DT_INT, call_data->chg_first,
1272 DT_INT, call_data->chg_length,
1273 DT_END));
1274}
1275
1276#if 0
1277static void
1278xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1279{
1280 ((rxvt_term *)client_data)->make_current ();
1281 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1282 DT_INT, call_data->position,
1283 DT_INT, call_data->direction,
1284 DT_INT, call_data->style,
1285 DT_END));
1286}
1287#endif
1288
1289#endif
1278 1290
1279/* 1291/*
1280 * Try to open a XIM with the current modifiers, then see if we can 1292 * Try to open a XIM with the current modifiers, then see if we can
1281 * open a suitable preedit type 1293 * open a suitable preedit type
1282 */ 1294 */
1283bool 1295bool
1284rxvt_term::IM_get_IC (const char *modifiers) 1296rxvt_term::IM_get_IC (const char *modifiers)
1285{ 1297{
1286 int i, j, found; 1298 int i, j, found;
1287 XIM xim; 1299 XIM xim;
1288 XPoint spot; 1300 XPoint spot;
1289 XRectangle rect, status_rect, needed_rect; 1301 XRectangle rect, status_rect, needed_rect;
1290 unsigned long fg, bg; 1302 unsigned long fg, bg;
1291 const char *p; 1303 const char *p;
1292 char **s; 1304 char **s;
1293 XIMStyles *xim_styles; 1305 XIMStyles *xim_styles;
1294 XVaNestedList preedit_attr, status_attr; 1306
1307 set_environ (envv);
1295 1308
1296 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1309 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1297 return false; 1310 return false;
1298 1311
1299 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1300 input_method = display->get_xim (locale, modifiers); 1312 input_method = display->get_xim (locale, modifiers);
1301 if (input_method == NULL) 1313 if (input_method == NULL)
1302 return false; 1314 return false;
1303 1315
1304 xim = input_method->xim; 1316 xim = input_method->xim;
1317 spot.x = spot.y = -1;
1305 1318
1306 xim_styles = NULL; 1319 xim_styles = NULL;
1307 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1320 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1308 || !xim_styles || !xim_styles->count_styles) 1321 || !xim_styles || !xim_styles->count_styles)
1309 { 1322 {
1310 display->put_xim (input_method); 1323 im_destroy ();
1311 return false; 1324 return false;
1312 } 1325 }
1313 1326
1314 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1327 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1315 s = rxvt_splitcommastring (p); 1328
1329 for (int pi = 0; pi < 2; pi++)
1330 {
1331 p = pet[pi];
1332
1333 if (!p)
1334 continue;
1335
1336 s = rxvt_strsplit (',', p);
1337
1316 for (i = found = 0; !found && s[i]; i++) 1338 for (i = found = 0; !found && s[i]; i++)
1317 { 1339 {
1318 if (!STRCMP (s[i], "OverTheSpot")) 1340 if (!strcmp (s[i], "OverTheSpot"))
1319 input_style = (XIMPreeditPosition | XIMStatusNothing); 1341 input_style = XIMPreeditPosition | XIMStatusNothing;
1320 else if (!STRCMP (s[i], "OffTheSpot")) 1342 else if (!strcmp (s[i], "OffTheSpot"))
1321 input_style = (XIMPreeditArea | XIMStatusArea); 1343 input_style = XIMPreeditArea | XIMStatusArea;
1322 else if (!STRCMP (s[i], "Root")) 1344 else if (!strcmp (s[i], "Root"))
1323 input_style = (XIMPreeditNothing | XIMStatusNothing); 1345 input_style = XIMPreeditNothing | XIMStatusNothing;
1346 else if (!strcmp (s[i], "None"))
1347 input_style = XIMPreeditNone | XIMStatusNone;
1348#ifdef ENABLE_XIM_ONTHESPOT
1349 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1350 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1351#endif
1352 else
1353 input_style = XIMPreeditNothing | XIMStatusNothing;
1324 1354
1325 for (j = 0; j < xim_styles->count_styles; j++) 1355 for (j = 0; j < xim_styles->count_styles; j++)
1326 if (input_style == xim_styles->supported_styles[j]) 1356 if (input_style == xim_styles->supported_styles[j])
1327 { 1357 {
1358 rxvt_free_strsplit (s);
1359
1328 found = 1; 1360 found = 1;
1329 break; 1361 goto foundpet;
1362 }
1363
1330 } 1364 }
1331 }
1332 1365
1333 for (i = 0; s[i]; i++) 1366 rxvt_free_strsplit (s);
1334 free (s[i]); 1367 }
1335 1368
1336 free (s); 1369foundpet:
1370
1337 XFree (xim_styles); 1371 XFree (xim_styles);
1338 1372
1339 if (!found) 1373 if (!found)
1340 { 1374 {
1341 display->put_xim (input_method); 1375 im_destroy ();
1342 return false; 1376 return false;
1343 } 1377 }
1344 1378
1345 preedit_attr = status_attr = NULL; 1379 XFontSet fs = 0;
1380 XVaNestedList preedit_attr = 0, status_attr = 0;
1381
1382 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1383 {
1384 // fake us a font-set, please
1385 char **missing_charset_list;
1386 int missing_charset_count;
1387 char *def_string;
1388 char pat[512];
1389
1390 sprintf (pat,
1391 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1392 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1393 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1394 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1395 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1396 "*",
1397 fheight,
1398 fheight + 1, fheight - 1,
1399 fheight - 2, fheight + 2);
1400
1401 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1402 &missing_charset_list, &missing_charset_count, &def_string);
1403
1404 if (missing_charset_list)
1405 XFreeStringList (missing_charset_list);
1406
1407 if (!fs)
1408 {
1409 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1410 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1411 }
1412 }
1346 1413
1347 if (input_style & XIMPreeditPosition) 1414 if (input_style & XIMPreeditPosition)
1348 { 1415 {
1349 im_set_size (&rect); 1416 im_set_size (rect);
1350 im_set_position (&spot); 1417 im_set_position (spot);
1351 im_set_color (&fg, &bg); 1418 im_set_color (fg, bg);
1352 1419
1353 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1420 preedit_attr = XVaCreateNestedList (0,
1421 XNForeground, fg,
1422 XNBackground, bg,
1423 XNArea, &rect,
1354 XNSpotLocation, &spot, 1424 XNSpotLocation, &spot,
1355 XNForeground, fg, XNBackground, bg,
1356 //XNFontSet, TermWin.fontset, 1425 XNFontSet, fs,
1357 NULL); 1426 NULL);
1358 } 1427 }
1359 else if (input_style & XIMPreeditArea) 1428 else if (input_style & XIMPreeditArea)
1360 { 1429 {
1361 im_set_color (&fg, &bg); 1430 im_set_color (fg, bg);
1362 1431
1363 /* 1432 /*
1364 * The necessary width of preedit area is unknown 1433 * The necessary width of preedit area is unknown
1365 * until create input context. 1434 * until create input context.
1366 */ 1435 */
1367 needed_rect.width = 0; 1436 needed_rect.width = 0;
1368
1369 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1437 im_set_preedit_area (rect, status_rect, needed_rect);
1370 1438
1371 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1439 preedit_attr = XVaCreateNestedList (0,
1440 XNForeground, fg,
1372 XNForeground, fg, XNBackground, bg, 1441 XNBackground, bg,
1442 XNArea, &rect,
1443 XNFontSet, fs,
1444 NULL);
1445 status_attr = XVaCreateNestedList (0,
1446 XNForeground, fg,
1447 XNBackground, bg,
1448 XNArea, &status_rect,
1373 //XNFontSet, TermWin.fontset, 1449 XNFontSet, fs,
1374 NULL); 1450 NULL);
1375 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1451 }
1376 XNForeground, fg, XNBackground, bg, 1452#if ENABLE_XIM_ONTHESPOT
1377 //XNFontSet, TermWin.fontset, 1453 else if (input_style & XIMPreeditCallbacks)
1454 {
1455 XIMCallback xcb[4];
1456
1457 im_set_position (spot);
1458
1459 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1460 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1461 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1462# if 0
1463 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1464# endif
1465
1466 preedit_attr = XVaCreateNestedList (0,
1467 XNSpotLocation, &spot,
1468 XNPreeditStartCallback, &xcb[0],
1469 XNPreeditDoneCallback , &xcb[1],
1470 XNPreeditDrawCallback , &xcb[2],
1471# if 0
1472 XNPreeditCaretCallback, &xcb[3],
1473# endif
1378 NULL); 1474 NULL);
1379 } 1475 }
1476#endif
1380 1477
1381 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1478 Input_Context = XCreateIC (xim,
1479 XNInputStyle, input_style,
1382 XNClientWindow, TermWin.parent[0], 1480 XNClientWindow, vt,
1383 XNFocusWindow, TermWin.parent[0], 1481 XNFocusWindow, parent,
1384 preedit_attr ? XNPreeditAttributes : NULL, 1482 preedit_attr ? XNPreeditAttributes : NULL,
1385 preedit_attr, 1483 preedit_attr,
1386 status_attr ? XNStatusAttributes : NULL, 1484 status_attr ? XNStatusAttributes : NULL,
1387 status_attr, NULL); 1485 status_attr, NULL);
1486
1388 if (preedit_attr) XFree (preedit_attr); 1487 if (preedit_attr) XFree (preedit_attr);
1389 if (status_attr) XFree (status_attr); 1488 if (status_attr) XFree (status_attr);
1489 if (fs) XFreeFontSet (dpy, fs);
1390 1490
1391 if (Input_Context == NULL) 1491 if (Input_Context == NULL)
1392 { 1492 {
1393 rxvt_print_error ("failed to create input context"); 1493 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1394 display->put_xim (input_method); 1494 im_destroy ();
1395 return false; 1495 return false;
1396 } 1496 }
1397 1497
1398 if (input_style & XIMPreeditArea) 1498#if 0
1499 // unfortunately, only the focus window is used by XIM, hard to fix
1500 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1501 vt_select_input ();
1502#endif
1503
1399 IMSetStatusPosition (); 1504 IMSetPosition ();
1400 1505
1401 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1402 return true; 1506 return true;
1403} 1507}
1404 1508
1405void 1509void
1406rxvt_term::im_cb () 1510rxvt_term::im_cb ()
1407{ 1511{
1408 int i, found, had_im; 1512 int i;
1409 const char *p; 1513 const char *p;
1410 char **s; 1514 char **s;
1411 char buf[IMBUFSIZ]; 1515 char buf[IMBUFSIZ];
1412 1516
1517 make_current ();
1518
1413 im_destroy (); 1519 im_destroy ();
1414 1520
1415 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1416 if (Input_Context) 1521 if (Input_Context)
1417 return; 1522 return;
1418 1523
1419#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1524#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1420 if (rs[Rs_imLocale]) 1525 if (rs[Rs_imLocale])
… …
1424 p = rs[Rs_inputMethod]; 1529 p = rs[Rs_inputMethod];
1425 if (p && *p) 1530 if (p && *p)
1426 { 1531 {
1427 bool found = false; 1532 bool found = false;
1428 1533
1429 s = rxvt_splitcommastring (p); 1534 s = rxvt_strsplit (',', p);
1535
1430 for (i = 0; s[i]; i++) 1536 for (i = 0; s[i]; i++)
1431 { 1537 {
1432 if (*s[i]) 1538 if (*s[i])
1433 { 1539 {
1434 STRCPY (buf, "@im="); 1540 strcpy (buf, "@im=");
1435 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1541 strncat (buf, s[i], IMBUFSIZ - 5);
1436 if (IM_get_IC (buf)) 1542 if (IM_get_IC (buf))
1437 { 1543 {
1438 found = true; 1544 found = true;
1439 break; 1545 break;
1440 } 1546 }
1441 } 1547 }
1442 } 1548 }
1443 for (i = 0; s[i]; i++) 1549
1444 free (s[i]); 1550 rxvt_free_strsplit (s);
1445 free (s);
1446 1551
1447 if (found) 1552 if (found)
1448 goto done; 1553 goto done;
1449 } 1554 }
1450 1555
… …
1462 SET_LOCALE (locale); 1567 SET_LOCALE (locale);
1463#endif 1568#endif
1464} 1569}
1465 1570
1466void 1571void
1467rxvt_term::IMSetStatusPosition () 1572rxvt_term::IMSetPosition ()
1468{ 1573{
1469 XRectangle preedit_rect, status_rect, *needed_rect; 1574 XRectangle preedit_rect, status_rect, *needed_rect;
1470 XVaNestedList preedit_attr, status_attr; 1575 XVaNestedList preedit_attr, status_attr;
1471 1576
1472 if (Input_Context == NULL 1577 if (!Input_Context
1473 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1578 || !focus
1579 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1474 || !IMisRunning ()) 1580 || !IMisRunning ())
1475 return; 1581 return;
1476 1582
1583 if (input_style & XIMPreeditPosition)
1584 {
1585 im_set_size (preedit_rect);
1586 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1587
1588 XSetICValues (Input_Context,
1589 XNPreeditAttributes, preedit_attr, NULL);
1590 }
1591 else
1592 {
1477 /* Getting the necessary width of preedit area */ 1593 /* Getting the necessary width of preedit area */
1478 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1594 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1479 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1595 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1480 XFree (status_attr); 1596 XFree (status_attr);
1481 1597
1482 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1598 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1599 XFree (needed_rect);
1483 1600
1484 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1601 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1485 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1602 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1486 1603
1487 XSetICValues (Input_Context, 1604 XSetICValues (Input_Context,
1488 XNPreeditAttributes, preedit_attr, 1605 XNPreeditAttributes, preedit_attr,
1489 XNStatusAttributes, status_attr, NULL); 1606 XNStatusAttributes, status_attr,
1607 NULL);
1490 1608
1609 XFree (status_attr);
1610 }
1611
1491 XFree (preedit_attr); 1612 XFree (preedit_attr);
1492 XFree (status_attr);
1493} 1613}
1494#endif /* USE_XIM */ 1614#endif /* USE_XIM */
1495 1615
1496/*----------------------------------------------------------------------*/ 1616void
1497rxvt_t rxvt_current_term; 1617rxvt_term::get_window_origin (int &x, int &y)
1618{
1619 Window cr;
1620 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1621}
1622
1623Pixmap
1624rxvt_term::get_pixmap_property (Atom property)
1625{
1626 Pixmap pixmap = None;
1627
1628 int aformat;
1629 unsigned long nitems, bytes_after;
1630 Atom atype;
1631 unsigned char *prop;
1632 int result = XGetWindowProperty (dpy, display->root, property,
1633 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1634 &nitems, &bytes_after, &prop);
1635 if (result == Success)
1636 {
1637 if (atype == XA_PIXMAP)
1638 pixmap = *(Pixmap *)prop;
1639 XFree (prop);
1640 }
1641
1642 return pixmap;
1643}
1644
1645#ifdef HAVE_BG_PIXMAP
1646
1647void
1648rxvt_term::update_background ()
1649{
1650 if (update_background_ev.is_active ())
1651 return;
1652
1653 bg_invalidate ();
1654
1655 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1656
1657 if (to_wait <= 0.)
1658 bg_render ();
1659 else
1660 update_background_ev.start (to_wait);
1661}
1662
1663void
1664rxvt_term::update_background_cb (ev::timer &w, int revents)
1665{
1666 make_current ();
1667
1668 update_background_ev.stop ();
1669 bg_render ();
1670 refresh_check ();
1671}
1672
1673#endif /* HAVE_BG_PIXMAP */
1498 1674
1499/*----------------------- end-of-file (C source) -----------------------*/ 1675/*----------------------- end-of-file (C source) -----------------------*/

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