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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.232 by root, Tue May 1 21:30:01 2007 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) 2003-2006 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
47#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
48 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
49static char curlocale[128]; 56static char curlocale[128], savelocale[128];
50 57
51void 58bool
52rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
53{ 60{
54 if (locale && STRNCMP (locale, curlocale, 128)) 61 int size = strlen (locale) + 1;
55 { 62
56 STRNCPY (curlocale, locale, 128); 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);
57 setlocale (LC_CTYPE, curlocale); 70 setlocale (LC_CTYPE, curlocale);
58 } 71 return true;
59} 72}
60 73
74void
75rxvt_push_locale (const char *locale) NOTHROW
76{
77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
80
81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
61class rxvt_composite_vec rxvt_composite; 88class rxvt_composite_vec rxvt_composite;
62 89
63text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2) 90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64{ 91{
65 compose_char *cc; 92 compose_char *cc;
66 93
67 // break compose chains, as stupid readline really likes to duplicate 94 // break compose chains, as stupid readline really likes to duplicate
68 // composing characters for some reason near the end of a line. 95 // composing characters for some reason near the end of a line.
94 v.push_back (compose_char (c1, c2)); 121 v.push_back (compose_char (c1, c2));
95 122
96 return v.size () - 1 + COMPOSE_LO; 123 return v.size () - 1 + COMPOSE_LO;
97} 124}
98 125
99int rxvt_composite_vec::expand (uint32_t c, wchar_t *r) 126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100{ 127{
101 compose_char *cc = (*this)[c]; 128 compose_char *cc = (*this)[c];
102 129
103 if (!cc) 130 if (!cc)
104 { 131 {
117 } 144 }
118 145
119 return len; 146 return len;
120 147
121} 148}
122 149#endif
123extern struct rxvt_composite_vec rxvt_composite;
124void *
125rxvt_term::operator new (size_t s)
126{
127 void *p = malloc (s);
128
129 MEMSET (p, 0, s);
130 return p;
131}
132
133void
134rxvt_term::operator delete (void *p, size_t s)
135{
136 free (p);
137}
138 150
139rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
140 : 152 :
153#if TRANSPARENT || ENABLE_PERL
141 rootwin_ev (this, &rxvt_term::rootwin_cb), 154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#ifdef HAVE_SCROLLBARS
157 scrollbar_ev (this, &rxvt_term::x_cb),
158#endif
159#ifdef CURSOR_BLINK
160 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
161#endif
162#ifdef TEXT_BLINK
163 text_blink_ev (this, &rxvt_term::text_blink_cb),
164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
173#endif
174#ifdef POINTER_BLANK
175 pointer_ev (this, &rxvt_term::pointer_cb),
176#endif
177#ifdef USE_XIM
178 im_ev (this, &rxvt_term::im_cb),
179#endif
180#ifndef NO_BELL
181 bell_ev (this, &rxvt_term::bell_cb),
182#endif
142 termwin_ev (this, &rxvt_term::x_cb), 183 termwin_ev (this, &rxvt_term::x_cb),
143 vt_ev (this, &rxvt_term::x_cb), 184 vt_ev (this, &rxvt_term::x_cb),
144#ifdef HAVE_SCROLLBARS
145 scrollbar_ev (this, &rxvt_term::x_cb),
146#endif
147#ifdef MENUBAR
148 menubar_ev (this, &rxvt_term::x_cb),
149#endif
150#ifdef CURSOR_BLINK
151 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
152#endif
153#ifdef TEXT_BLINK
154 text_blink_ev (this, &rxvt_term::text_blink_cb),
155#endif
156#ifdef POINTER_BLANK
157 pointer_ev (this, &rxvt_term::pointer_cb),
158#endif
159#ifdef USE_XIM
160 im_ev (this, &rxvt_term::im_cb), 185 child_ev (this, &rxvt_term::child_cb),
161#endif
162 check_ev (this, &rxvt_term::check_cb), 186 check_ev (this, &rxvt_term::check_cb),
187 flush_ev (this, &rxvt_term::flush_cb),
163 destroy_ev (this, &rxvt_term::destroy_cb), 188 destroy_ev (this, &rxvt_term::destroy_cb),
164 pty_ev (this, &rxvt_term::pty_cb), 189 pty_ev (this, &rxvt_term::pty_cb),
165 incr_ev (this, &rxvt_term::incr_cb) 190 incr_ev (this, &rxvt_term::incr_cb)
166{ 191{
167 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 192 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
193
194 termlist.push_back (this);
195
196#ifdef KEYSYM_RESOURCE
197 keyboard = new keyboard_manager;
198#endif
199}
200
201// clean up the most important stuff, do *not* call x or free mem etc.
202// for use before an emergency exit
203void rxvt_term::emergency_cleanup ()
204{
205 if (cmd_pid)
206 kill (-cmd_pid, SIGHUP);
207
208 pty_ev.stop ();
209 delete pty; pty = 0;
168} 210}
169 211
170rxvt_term::~rxvt_term () 212rxvt_term::~rxvt_term ()
171{ 213{
172 if (cmd_fd >= 0) 214 termlist.erase (find (termlist.begin (), termlist.end(), this));
173 close (cmd_fd);
174 215
175#ifndef NO_SETOWNER_TTYDEV 216 emergency_cleanup ();
176 privileged_ttydev (RESTORE);
177#endif
178#ifdef UTMP_SUPPORT
179 privileged_utmp (RESTORE);
180#endif
181 217
218#if ENABLE_STYLES
219 for (int i = RS_styleCount; --i; )
220 if (fontset[i] != fontset[0])
221 delete fontset[i];
222#endif
182 delete TermWin.fontset; 223 delete fontset[0];
183 224
184 if (display) 225 if (display)
185 { 226 {
186#if defined(MENUBAR) && (MENUBAR_MAX > 1) 227 selection_clear ();
228
229#ifdef USE_XIM
230 im_destroy ();
231#endif
232#ifdef XTERM_SCROLLBAR
233 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
234 if (ShadowGC) XFreeGC (dpy, ShadowGC);
235#endif
236#ifdef PLAIN_SCROLLBAR
237 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
238#endif
239#ifdef NEXT_SCROLLBAR
240 if (blackGC) XFreeGC (dpy, blackGC);
241 if (whiteGC) XFreeGC (dpy, whiteGC);
242 if (grayGC) XFreeGC (dpy, grayGC);
243 if (darkGC) XFreeGC (dpy, darkGC);
244 if (stippleGC) XFreeGC (dpy, stippleGC);
245 if (dimple) XFreePixmap (dpy, dimple);
246 if (upArrow) XFreePixmap (dpy, upArrow);
247 if (downArrow) XFreePixmap (dpy, downArrow);
248 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
249 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
250#endif
251#ifdef RXVT_SCROLLBAR
252 if (topShadowGC) XFreeGC (dpy, topShadowGC);
253 if (botShadowGC) XFreeGC (dpy, botShadowGC);
254 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
255#endif
256 if (gc) XFreeGC (dpy, gc);
257
187 delete menuBar.drawable; 258 delete drawable;
188 //if (menuBar.win)
189 // XDestroyWindow (display->display, menuBar.win);
190#endif
191 delete TermWin.drawable;
192 // destroy all windows 259 // destroy all windows
193 if (TermWin.parent[0]) 260 if (parent[0])
194 XDestroyWindow (display->display, TermWin.parent[0]); 261 XDestroyWindow (dpy, parent[0]);
195 }
196 262
197 // TODO: free pixcolours, colours should become part of rxvt_display 263 for (int i = 0; i < TOTAL_COLORS; i++)
264 if (ISSET_PIXCOLOR (i))
265 {
266 pix_colors_focused [i].free (this);
267#if OFF_FOCUS_FADING
268 pix_colors_unfocused [i].free (this);
269#endif
270 }
198 271
199 delete PixColors; 272 clear ();
273 }
274
275 delete [] pix_colors_focused;
276#if OFF_FOCUS_FADING
277 delete [] pix_colors_unfocused;
278#endif
200 279
201 displays.put (display); 280 displays.put (display);
202 281
203 scr_release (); 282 scr_release ();
204 283
205 free (env_windowid); 284 /* clear all resources */
285 for (int i = 0; i < allocated.size (); i++)
286 free (allocated [i]);
287
288 free (selection.text);
289 // TODO: manage env vars in child only(!)
206 free (env_display); 290 free (env_display);
207 free (env_term); 291 free (env_term);
208 free (env_colorfgbg);
209 free (locale); 292 free (locale);
210 free (codeset); 293 free (v_buffer);
294 free (incr_buf);
211 295
212 delete envv; 296 delete envv;
213 delete argv; 297 delete argv;
298
299#ifdef KEYSYM_RESOURCE
300 delete keyboard;
301#endif
302}
303
304// child has exited, usually destroys
305void
306rxvt_term::child_cb (child_watcher &w, int status)
307{
308 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
309
310 cmd_pid = 0;
311
312 if (!option (Opt_hold))
313 destroy ();
214} 314}
215 315
216void 316void
217rxvt_term::destroy () 317rxvt_term::destroy ()
218{ 318{
319 if (destroy_ev.active)
320 return;
321
322 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
323
324#if ENABLE_OVERLAY
325 scr_overlay_off ();
326#endif
327
219 if (display) 328 if (display)
220 { 329 {
330#if USE_XIM
331 im_ev.stop (display);
332#endif
333#if HAVE_SCROLLBARS
334 scrollbar_ev.stop (display);
335#endif
336#if TRANSPARENT || ENABLE_PERL
221 rootwin_ev.stop (display); 337 rootwin_ev.stop (display);
338#endif
339 incr_ev.stop ();
222 termwin_ev.stop (display); 340 termwin_ev.stop (display);
223 vt_ev.stop (display); 341 vt_ev.stop (display);
224#ifdef USE_XIM
225 im_destroy ();
226 im_ev.stop (display);
227#endif
228#ifdef HAVE_SCROLLBARS
229 scrollbar_ev.stop (display);
230#endif
231#ifdef MENUBAR
232 menubar_ev.stop (display);
233#endif
234 } 342 }
235 343
236 check_ev.stop (); 344 check_ev.stop ();
237 pty_ev.stop (); 345 pty_ev.stop ();
238#ifdef CURSOR_BLINK 346#ifdef CURSOR_BLINK
239 cursor_blink_ev.stop (); 347 cursor_blink_ev.stop ();
240#endif 348#endif
241#ifdef TEXT_BLINK 349#ifdef TEXT_BLINK
242 text_blink_ev.stop (); 350 text_blink_ev.stop ();
243#endif 351#endif
352#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
353 cont_scroll_ev.stop ();
354#endif
355#ifdef SELECTION_SCROLLING
356 sel_scroll_ev.stop ();
357#endif
244#ifdef POINTER_BLANK 358#ifdef POINTER_BLANK
245 pointer_ev.stop (); 359 pointer_ev.stop ();
246#endif 360#endif
247 361
248 destroy_ev.start (0); 362 destroy_ev.start (0);
249} 363}
250 364
251void 365void
252rxvt_term::destroy_cb (time_watcher &w) 366rxvt_term::destroy_cb (time_watcher &w)
253{ 367{
254 SET_R (this); 368 make_current ();
255 369
256 delete this; 370 delete this;
257}
258
259/*----------------------------------------------------------------------*/
260/* rxvt_init () */
261/* LIBPROTO */
262rxvt_t
263rxvt_init (int argc, const char *const *argv)
264{
265 SET_R (new rxvt_term);
266
267 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
268 {
269 delete GET_R;
270 SET_R (0);
271 }
272
273 return GET_R;
274}
275
276static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
277
278void
279rxvt_init_signals ()
280{
281 /* install exit handler for cleanup */
282#if 0
283#ifdef HAVE_ATEXIT
284 atexit (rxvt_clean_exit);
285#else
286#endif
287#endif
288
289 struct sigaction sa;
290
291 sigfillset (&sa.sa_mask);
292 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
293 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
294 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
295 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
296 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
297 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
298 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
299
300 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
301 /* signal (SIGURG, SIG_DFL); */
302
303 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
304 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
305}
306
307bool
308rxvt_term::init (int argc, const char *const *argv)
309{
310 /*
311 * Save and then give up any super-user privileges
312 * If we need privileges in any area then we must specifically request it.
313 * We should only need to be root in these cases:
314 * 1. write utmp entries on some systems
315 * 2. chown tty on some systems
316 */
317 privileges (SAVE);
318 privileges (IGNORE);
319
320 init_secondary ();
321
322 const char **cmd_argv = init_resources (argc, argv);
323
324 set_locale ("");
325
326#if MENUBAR_MAX
327 menubar_read (rs[Rs_menu]);
328#endif
329#ifdef HAVE_SCROLLBARS
330 if (Options & Opt_scrollBar)
331 scrollBar.setIdle (); /* set existence for size calculations */
332#endif
333
334 create_windows (argc, argv);
335
336 init_xlocale ();
337
338 scr_reset (); /* initialize screen */
339
340#if 0
341 XSynchronize (display->display, True);
342#endif
343
344#ifdef HAVE_SCROLLBARS
345 if (Options & Opt_scrollBar)
346 resize_scrollbar (); /* create and map scrollbar */
347#endif
348#if (MENUBAR_MAX)
349 if (menubar_visible ())
350 XMapWindow (display->display, menuBar.win);
351#endif
352#ifdef TRANSPARENT
353 if (Options & Opt_transparent)
354 {
355 XSelectInput (display->display, display->root, PropertyChangeMask);
356 check_our_parents ();
357 }
358#endif
359
360 rootwin_ev.start (display, display->root);
361
362 XMapWindow (display->display, TermWin.vt);
363 XMapWindow (display->display, TermWin.parent[0]);
364
365 init_command (cmd_argv);
366
367 pty_ev.start (cmd_fd, EVENT_READ);
368
369 check_ev.start ();
370
371 return true;
372}
373
374/* ------------------------------------------------------------------------- *
375 * SIGNAL HANDLING & EXIT HANDLER *
376 * ------------------------------------------------------------------------- */
377/*
378 * Catch a SIGCHLD signal and exit if the direct child has died
379 */
380/* ARGSUSED */
381/* EXTPROTO */
382RETSIGTYPE
383rxvt_Child_signal (int sig __attribute__ ((unused)))
384{
385 int pid, save_errno = errno;
386 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
387 ;
388 errno = save_errno;
389
390#if 0
391 if (pid == cmd_pid)
392 exit (EXIT_SUCCESS);
393#endif
394}
395
396/*
397 * Catch a fatal signal and tidy up before quitting
398 */
399/* EXTPROTO */
400RETSIGTYPE
401rxvt_Exit_signal (int sig)
402{
403 signal (sig, SIG_DFL);
404#ifdef DEBUG_CMD
405 rxvt_print_error ("signal %d", sig);
406#endif
407 rxvt_clean_exit ();
408 kill (getpid (), sig);
409}
410
411/* INTPROTO */
412int
413rxvt_xerror_handler (Display *display, XErrorEvent *event)
414{
415 if (GET_R->allowedxerror == -1)
416 GET_R->allowedxerror = event->error_code;
417 else
418 {
419 old_xerror_handler (display, event);
420 GET_R->destroy ();
421 }
422
423 return 0;
424} 371}
425 372
426/*----------------------------------------------------------------------*/ 373/*----------------------------------------------------------------------*/
427/* 374/*
428 * Exit gracefully, clearing the utmp entry and restoring tty attributes 375 * Exit gracefully, clearing the utmp entry and restoring tty attributes
429 * TODO: if debugging, this should free up any known resources if we can 376 * TODO: if debugging, this should free up any known resources if we can
430 */ 377 */
431/* EXTPROTO */ 378static XErrorHandler old_xerror_handler;
379
380static void
381rxvt_emergency_cleanup ()
382{
383 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384 (*t)->emergency_cleanup ();
385}
386
387#if !ENABLE_MINIMAL
388static void
389print_x_error (Display *dpy, XErrorEvent *event)
390{
391 char buffer[BUFSIZ];
392 char mesg[BUFSIZ];
393 char number[32];
394 char *mtype = "XlibMessage";
395 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397 rxvt_warn ("An X Error occured, trying to continue after report.\n");
398 rxvt_warn ("%s: %s\n", mesg, buffer);
399 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
401 sprintf(number, "%d", event->request_code);
402 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
403 rxvt_warn ("(which is %s)\n", buffer);
404 if (event->request_code >= 128) {
405 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
406 mesg, BUFSIZ);
407 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
408 }
409 if ((event->error_code == BadWindow) ||
410 (event->error_code == BadPixmap) ||
411 (event->error_code == BadCursor) ||
412 (event->error_code == BadFont) ||
413 (event->error_code == BadDrawable) ||
414 (event->error_code == BadColor) ||
415 (event->error_code == BadGC) ||
416 (event->error_code == BadIDChoice) ||
417 (event->error_code == BadValue) ||
418 (event->error_code == BadAtom)) {
419 if (event->error_code == BadValue)
420 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
421 mesg, BUFSIZ);
422 else if (event->error_code == BadAtom)
423 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
424 mesg, BUFSIZ);
425 else
426 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429 }
430 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431 mesg, BUFSIZ);
432 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433}
434#endif
435
436int
437rxvt_xerror_handler (Display *display, XErrorEvent *event)
438{
439 if (GET_R->allowedxerror == -1)
440 GET_R->allowedxerror = event->error_code;
441 else
442 {
443 // GET_R is most likely not the terminal which caused the error,
444 // so just output the error and continue
445#if ENABLE_MINIMAL
446 old_xerror_handler (display, event);
447#else
448 print_x_error (display, event);
449#endif
450 }
451
452 return 0;
453}
454
455int
456rxvt_xioerror_handler (Display *display)
457{
458 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459 DisplayString (display));
460 rxvt_emergency_cleanup ();
461 _exit (EXIT_FAILURE);
462}
463
464/*----------------------------------------------------------------------*/
465bool
466rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
467{
468 this->envv = envv;
469
470 SET_R (this);
471 set_locale ("");
472 set_environ (envv); // few things in X do not call setlocale :(
473
474 if (!init_vars ())
475 return false;
476
477 init_secondary ();
478
479 const char **cmd_argv = init_resources (argc, argv);
480
481#ifdef KEYSYM_RESOURCE
482 keyboard->register_done ();
483#endif
484
485#ifdef HAVE_SCROLLBARS
486 if (option (Opt_scrollBar))
487 scrollBar.setIdle (); /* set existence for size calculations */
488#endif
489
490 pty = ptytty::create ();
491
492 create_windows (argc, argv);
493
494 init_xlocale ();
495
496 scr_reset (); // initialize screen
497
498#if 0
499 XSynchronize (dpy, True);
500#endif
501
502#ifdef HAVE_SCROLLBARS
503 if (option (Opt_scrollBar))
504 resize_scrollbar (); /* create and map scrollbar */
505#endif
506#ifdef TRANSPARENT
507 if (option (Opt_transparent))
508 {
509 XSelectInput (dpy, display->root, PropertyChangeMask);
510 check_our_parents ();
511 rootwin_ev.start (display, display->root);
512 }
513#endif
514#if ENABLE_PERL
515 rootwin_ev.start (display, display->root);
516#endif
517
518 set_colorfgbg ();
519
520 init_command (cmd_argv);
521
522 free (cmd_argv);
523
524 if (pty->pty >= 0)
525 pty_ev.start (pty->pty, EVENT_READ);
526
527 check_ev.start ();
528
529 HOOK_INVOKE ((this, HOOK_START, DT_END));
530
531#if ENABLE_XEMBED
532 if (rs[Rs_embed])
533 {
534 long info[2] = { 0, XEMBED_MAPPED };
535
536 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
537 32, PropModeReplace, (unsigned char *)&info, 2);
538 }
539#endif
540
541 XMapWindow (dpy, vt);
542 XMapWindow (dpy, parent[0]);
543
544 return true;
545}
546
547static struct sig_handlers
548{
549 sig_watcher sw_term, sw_int;
550
551 /*
552 * Catch a fatal signal and tidy up before quitting
553 */
432void 554 void
433rxvt_clean_exit () 555 sig_term (sig_watcher &w)
556 {
557 rxvt_emergency_cleanup ();
558 signal (w.signum, SIG_DFL);
559 kill (getpid (), w.signum);
560 }
561
562 sig_handlers ()
563 : sw_term (this, &sig_handlers::sig_term),
564 sw_int (this, &sig_handlers::sig_term)
565 {
566 }
567} sig_handlers;
568
569char **rxvt_environ; // startup environment
570
571void
572rxvt_init ()
434{ 573{
435 // TODO: rxvtd should clean up all ressources 574 ptytty::init ();
436 if (GET_R) 575
437 GET_R->destroy (); 576 rxvt_environ = environ;
577
578 signal (SIGHUP, SIG_IGN);
579 signal (SIGPIPE, SIG_IGN);
580
581 sig_handlers.sw_term.start (SIGTERM);
582 sig_handlers.sw_int.start (SIGINT);
583
584 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
585 /* signal (SIGURG, SIG_DFL); */
586
587 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
588 // TODO: handle this with exceptions and tolerate the memory loss
589 XSetIOErrorHandler (rxvt_xioerror_handler);
590
591 XrmInitialize ();
438} 592}
439 593
440/* ------------------------------------------------------------------------- * 594/* ------------------------------------------------------------------------- *
441 * MEMORY ALLOCATION WRAPPERS * 595 * MEMORY ALLOCATION WRAPPERS *
442 * ------------------------------------------------------------------------- */ 596 * ------------------------------------------------------------------------- */
443/* EXTPROTO */ 597void *
444void *
445rxvt_malloc (size_t size) 598rxvt_malloc (size_t size)
446{ 599{
447 void *p;
448
449 p = malloc (size); 600 void *p = malloc (size);
601
450 if (p) 602 if (!p)
603 rxvt_fatal ("memory allocation failure. aborting.\n");
604
451 return p; 605 return p;
452
453 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
454 rxvt_clean_exit ();
455 exit (EXIT_FAILURE);
456 /* NOTREACHED */
457} 606}
458 607
459/* EXTPROTO */ 608void *
460void *
461rxvt_calloc (size_t number, size_t size) 609rxvt_calloc (size_t number, size_t size)
462{ 610{
463 void *p;
464
465 p = calloc (number, size); 611 void *p = calloc (number, size);
612
466 if (p) 613 if (!p)
614 rxvt_fatal ("memory allocation failure. aborting.\n");
615
467 return p; 616 return p;
468
469 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
470 rxvt_clean_exit ();
471 exit (EXIT_FAILURE);
472 /* NOTREACHED */
473} 617}
474 618
475/* EXTPROTO */ 619void *
476void *
477rxvt_realloc (void *ptr, size_t size) 620rxvt_realloc (void *ptr, size_t size)
478{ 621{
479 void *p;
480
481 if (ptr)
482 p = realloc (ptr, size); 622 void *p = realloc (ptr, size);
483 else 623
484 p = malloc (size);
485 if (p) 624 if (!p)
625 rxvt_fatal ("memory allocation failure. aborting.\n");
626
486 return p; 627 return p;
487
488 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
489 rxvt_clean_exit ();
490 exit (EXIT_FAILURE);
491 /* NOTREACHED */
492} 628}
493
494/* ------------------------------------------------------------------------- *
495 * PRIVILEGED OPERATIONS *
496 * ------------------------------------------------------------------------- */
497/* take care of suid/sgid super-user (root) privileges */
498void
499rxvt_term::privileges (int mode)
500{
501#if ! defined(__CYGWIN32__)
502# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
503 /* setreuid () is the poor man's setuid (), seteuid () */
504# define seteuid(a) setreuid(-1, (a))
505# define setegid(a) setregid(-1, (a))
506# define HAVE_SETEUID
507# endif
508# ifdef HAVE_SETEUID
509 switch (mode)
510 {
511 case IGNORE:
512 /*
513 * change effective uid/gid - not real uid/gid - so we can switch
514 * back to root later, as required
515 */
516 seteuid (getuid ());
517 setegid (getgid ());
518 break;
519 case SAVE:
520 euid = geteuid ();
521 egid = getegid ();
522 break;
523 case RESTORE:
524 seteuid (euid);
525 setegid (egid);
526 break;
527 }
528# else
529 switch (mode)
530 {
531 case IGNORE:
532 setuid (getuid ());
533 setgid (getgid ());
534 /* FALLTHROUGH */
535 case SAVE:
536 /* FALLTHROUGH */
537 case RESTORE:
538 break;
539 }
540# endif
541#endif
542}
543
544#ifdef UTMP_SUPPORT
545void
546rxvt_term::privileged_utmp (char action)
547{
548 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
549 action, next_utmp_action, getpid ()));
550 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
551 || (Options & Opt_utmpInhibit)
552 || ttydev == NULL || *ttydev == '\0')
553 return;
554
555 privileges (RESTORE);
556 if (action == SAVE)
557 {
558 next_utmp_action = RESTORE;
559 makeutent (ttydev, rs[Rs_display_name]);
560 }
561 else
562 { /* action == RESTORE */
563 next_utmp_action = IGNORE;
564 cleanutent ();
565 }
566 privileges (IGNORE);
567}
568#endif
569
570#ifndef NO_SETOWNER_TTYDEV
571void
572rxvt_term::privileged_ttydev (char action)
573{
574 D_MAIN ((stderr,
575 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
576 action, next_tty_action, getpid ()));
577 if (next_tty_action != action || (action != SAVE && action != RESTORE)
578 || ttydev == NULL || *ttydev == '\0')
579 return;
580
581 privileges (RESTORE);
582
583 if (action == SAVE)
584 {
585 next_tty_action = RESTORE;
586# ifndef RESET_TTY_TO_COMMON_DEFAULTS
587 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
588 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
589 next_tty_action = IGNORE;
590 else
591# endif
592
593 {
594 chown (ttydev, getuid (), ttygid); /* fail silently */
595 chmod (ttydev, ttymode);
596# ifdef HAVE_REVOKE
597 revoke (ttydev);
598# endif
599
600 }
601 }
602 else
603 { /* action == RESTORE */
604 next_tty_action = IGNORE;
605# ifndef RESET_TTY_TO_COMMON_DEFAULTS
606 chmod (ttydev, ttyfd_stat.st_mode);
607 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
608# else
609 chmod (ttydev,
610 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
611 chown (ttydev, 0, 0);
612# endif
613
614 }
615
616 privileges (IGNORE);
617
618# ifndef RESET_TTY_TO_COMMON_DEFAULTS
619 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
620 action == RESTORE ? "Restoring" : (action ==
621 SAVE ? "Saving" :
622 "UNKNOWN ERROR for"), ttydev,
623 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
624 ttyfd_stat.st_gid));
625# endif
626}
627#endif
628 629
629/*----------------------------------------------------------------------*/ 630/*----------------------------------------------------------------------*/
630/* 631/*
631 * window size/position calculcations for XSizeHint and other storage. 632 * window size/position calculcations for XSizeHint and other storage.
632 * if width/height are non-zero then override calculated width/height 633 * if width/height are non-zero then override calculated width/height
633 */ 634 */
634void 635void
635rxvt_term::window_calc (unsigned int width, unsigned int height) 636rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636{ 637{
637 short recalc_x, recalc_y; 638 short recalc_x, recalc_y;
638 int x, y, sb_w, mb_h, flags; 639 int x, y, sb_w, flags;
639 unsigned int w, h; 640 unsigned int w, h;
640 unsigned int max_width, max_height; 641 unsigned int max_width, max_height;
641 642
642 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
643 TermWin.ncol, TermWin.nrow, szHint.width,
644 szHint.height));
645 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 643 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646 szHint.win_gravity = NorthWestGravity; 644 szHint.win_gravity = NorthWestGravity;
647 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 645 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648 646
649 recalc_x = recalc_y = 0; 647 recalc_x = recalc_y = 0;
650 flags = 0; 648 flags = 0;
649
651 if (!parsed_geometry) 650 if (!parsed_geometry)
652 { 651 {
653 parsed_geometry = 1; 652 parsed_geometry = 1;
653
654 if (rs[Rs_geometry]) 654 if (rs[Rs_geometry])
655 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 655 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
656
656 if (flags & WidthValue) 657 if (flags & WidthValue)
657 { 658 {
658 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 659 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
659 szHint.flags |= USSize; 660 szHint.flags |= USSize;
660 } 661 }
662
661 if (flags & HeightValue) 663 if (flags & HeightValue)
662 { 664 {
663 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 665 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
664 szHint.flags |= USSize; 666 szHint.flags |= USSize;
665 } 667 }
668
666 if (flags & XValue) 669 if (flags & XValue)
667 { 670 {
668 szHint.x = x; 671 szHint.x = x;
669 szHint.flags |= USPosition; 672 szHint.flags |= USPosition;
673
670 if (flags & XNegative) 674 if (flags & XNegative)
671 { 675 {
672 recalc_x = 1; 676 recalc_x = 1;
673 szHint.win_gravity = NorthEastGravity; 677 szHint.win_gravity = NorthEastGravity;
674 } 678 }
675 } 679 }
680
676 if (flags & YValue) 681 if (flags & YValue)
677 { 682 {
678 szHint.y = y; 683 szHint.y = y;
679 szHint.flags |= USPosition; 684 szHint.flags |= USPosition;
685
680 if (flags & YNegative) 686 if (flags & YNegative)
681 { 687 {
682 recalc_y = 1; 688 recalc_y = 1;
689
683 if (szHint.win_gravity == NorthEastGravity) 690 if (szHint.win_gravity == NorthEastGravity)
684 szHint.win_gravity = SouthEastGravity; 691 szHint.win_gravity = SouthEastGravity;
685 else 692 else
686 szHint.win_gravity = SouthWestGravity; 693 szHint.win_gravity = SouthWestGravity;
687 } 694 }
688 } 695 }
689 } 696 }
697
690 /* TODO: BOUNDS */ 698 /* TODO: BOUNDS */
691 TermWin.width = TermWin.ncol * TermWin.fwidth; 699 width = ncol * fwidth;
692 TermWin.height = TermWin.nrow * TermWin.fheight; 700 height = nrow * fheight;
693 max_width = MAX_COLS * TermWin.fwidth; 701 max_width = MAX_COLS * fwidth;
694 max_height = MAX_ROWS * TermWin.fheight; 702 max_height = MAX_ROWS * fheight;
695 703
696 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 704 szHint.base_width = szHint.base_height = 2 * int_bwidth;
697 705
698 sb_w = mb_h = 0; 706 sb_w = 0;
699 window_vt_x = window_vt_y = 0; 707 window_vt_x = window_vt_y = int_bwidth;
700 if (scrollbar_visible ()) 708
709 if (scrollBar.state)
701 { 710 {
702 sb_w = scrollbar_TotalWidth (); 711 sb_w = scrollbar_TotalWidth ();
703 szHint.base_width += sb_w; 712 szHint.base_width += sb_w;
713
704 if (! (Options & Opt_scrollBar_right)) 714 if (!option (Opt_scrollBar_right))
705 window_vt_x = sb_w; 715 window_vt_x += sb_w;
706 }
707 if (menubar_visible ())
708 { 716 }
709 mb_h = menuBar_TotalHeight (); 717
710 szHint.base_height += mb_h;
711 window_vt_y = mb_h;
712 }
713 szHint.width_inc = TermWin.fwidth; 718 szHint.width_inc = fwidth;
714 szHint.height_inc = TermWin.fheight; 719 szHint.height_inc = fheight;
715 szHint.min_width = szHint.base_width + szHint.width_inc; 720 szHint.min_width = szHint.base_width + szHint.width_inc;
716 szHint.min_height = szHint.base_height + szHint.height_inc; 721 szHint.min_height = szHint.base_height + szHint.height_inc;
717 722
718 if (width && width - szHint.base_width < max_width) 723 if (newwidth && newwidth - szHint.base_width < max_width)
719 { 724 {
720 szHint.width = width; 725 szHint.width = newwidth;
721 TermWin.width = width - szHint.base_width; 726 width = newwidth - szHint.base_width;
722 } 727 }
723 else 728 else
724 { 729 {
725 MIN_IT (TermWin.width, max_width); 730 min_it (width, max_width);
726 szHint.width = szHint.base_width + TermWin.width; 731 szHint.width = szHint.base_width + width;
727 } 732 }
733
728 if (height && height - szHint.base_height < max_height) 734 if (newheight && newheight - szHint.base_height < max_height)
729 { 735 {
730 szHint.height = height; 736 szHint.height = newheight;
731 TermWin.height = height - szHint.base_height; 737 height = newheight - szHint.base_height;
732 } 738 }
733 else 739 else
734 { 740 {
735 MIN_IT (TermWin.height, max_height); 741 min_it (height, max_height);
736 szHint.height = szHint.base_height + TermWin.height; 742 szHint.height = szHint.base_height + height;
737 } 743 }
744
738 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 745 if (scrollBar.state && option (Opt_scrollBar_right))
739 window_sb_x = szHint.width - sb_w; 746 window_sb_x = szHint.width - sb_w;
740 747
741 if (recalc_x) 748 if (recalc_x)
742 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 749 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
743 - szHint.width - 2 * TermWin.ext_bwidth); 750
744 if (recalc_y) 751 if (recalc_y)
745 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 752 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
746 - szHint.height - 2 * TermWin.ext_bwidth);
747 753
748 TermWin.ncol = TermWin.width / TermWin.fwidth; 754 ncol = width / fwidth;
749 TermWin.nrow = TermWin.height / TermWin.fheight; 755 nrow = height / fheight;
750 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
751 TermWin.ncol, TermWin.nrow, szHint.width,
752 szHint.height));
753 return;
754} 756}
755 757
756/*----------------------------------------------------------------------*/ 758/*----------------------------------------------------------------------*/
757/* 759/*
758 * Tell the teletype handler what size the window is. 760 * Tell the teletype handler what size the window is.
759 * Called after a window size change. 761 * Called after a window size change.
760 */ 762 */
761void 763void
762rxvt_term::tt_winch () 764rxvt_term::tt_winch ()
763{ 765{
766 if (pty->pty < 0)
767 return;
768
764 struct winsize ws; 769 struct winsize ws;
765 770
766 if (cmd_fd < 0)
767 return;
768
769 ws.ws_col = TermWin.ncol; 771 ws.ws_col = ncol;
770 ws.ws_row = TermWin.nrow; 772 ws.ws_row = nrow;
771 ws.ws_xpixel = ws.ws_ypixel = 0; 773 ws.ws_xpixel = width;
772#ifndef DEBUG_SIZE 774 ws.ws_ypixel = height;
773 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 775 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
774#else 776
775 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 777#if 0
776 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 778 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
777# ifdef SIGWINCH
778 else if (cmd_pid) /* force through to the command */ 779 if (cmd_pid) /* force through to the command */
779 kill (cmd_pid, SIGWINCH); 780 kill (-cmd_pid, SIGWINCH);
780# endif
781#endif 781#endif
782} 782}
783 783
784/*----------------------------------------------------------------------*/ 784/*----------------------------------------------------------------------*/
785/* rxvt_change_font () - Switch to a new font */ 785/* set_fonts () - load and set the various fonts
786/* 786 *
787 * init = 1 - initialize 787 * init = 1 - initialize
788 * 788 *
789 * fontname == FONT_UP - switch to bigger font 789 * fontname == FONT_UP - switch to bigger font
790 * fontname == FONT_DN - switch to smaller font 790 * fontname == FONT_DN - switch to smaller font
791 */ 791 */
792bool 792bool
793rxvt_term::change_font (const char *fontname) 793rxvt_term::set_fonts ()
794{ 794{
795 if (fontname == FONT_UP)
796 {
797 // TODO
798 }
799 else if (fontname == FONT_DN)
800 {
801 // TODO
802 }
803 else
804 {
805 rxvt_fontset *fs = new rxvt_fontset (this); 795 rxvt_fontset *fs = new rxvt_fontset (this);
796 rxvt_fontprop prop;
806 797
807 if (fs && fs->populate (fontname ? fontname : "fixed")) 798 if (!fs
799 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
800 || !fs->realize_font (1))
801 {
802 delete fs;
803 return false;
804 }
805
806#if ENABLE_STYLES
807 for (int i = RS_styleCount; --i; )
808 if (fontset[i] != fontset[0])
809 delete fontset[i];
810#endif
811
812 delete fontset[0];
813 fontset[0] = fs;
814
815 prop = (*fs)[1]->properties ();
816 prop.height += lineSpace;
817
818 fs->set_prop (prop, false);
819
820 fwidth = prop.width;
821 fheight = prop.height;
822 fbase = prop.ascent;
823
824 for (int style = 1; style < 4; style++)
825 {
826#if ENABLE_STYLES
827 const char *res = rs[Rs_font + style];
828
829 if (res && !*res)
830 fontset[style] = fontset[0];
831 else
808 { 832 {
809 delete TermWin.fontset; 833 fontset[style] = fs = new rxvt_fontset (this);
810 TermWin.fontset = fs; 834 rxvt_fontprop prop2 = prop;
811 TermWin.fwidth = fs->base_font ()->width;
812 TermWin.fheight = fs->base_font ()->height;
813 TermWin.fbase = fs->base_font ()->ascent;
814 835
815 if (TermWin.parent[0]) 836 if (res)
816 { 837 {
817 resize_all_windows (0, 0, 0); 838 fs->populate (res);
818 scr_remap_chars (); 839 fs->set_prop (prop2, false);
819 scr_touch (true);
820 } 840 }
841 else
842 {
843 fs->populate (fontset[0]->fontdesc);
821 844
822 return true; 845 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
846 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
847
848 fs->set_prop (prop2, true);
849 }
850
823 } 851 }
852#else
853 fontset[style] = fontset[0];
854#endif
855 }
856
857 if (parent[0])
824 } 858 {
859 resize_all_windows (0, 0, 0);
860 scr_remap_chars ();
861 scr_touch (true);
862 }
825 863
826 return false; 864 return true;
827} 865}
828 866
829bool 867void rxvt_term::set_string_property (Atom prop, const char *str, int len)
830rxvt_term::font_up_down (int n, int direction)
831{ 868{
832 return false; 869 XChangeProperty (dpy, parent[0],
870 prop, XA_STRING, 8, PropModeReplace,
871 (const unsigned char *)str, len >= 0 ? len : strlen (str));
872}
873
874void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
875{
876 wchar_t *ws = rxvt_mbstowcs (str, len);
877 char *s = rxvt_wcstoutf8 (ws);
878
879 XChangeProperty (dpy, parent[0],
880 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
881 (const unsigned char *)s, strlen (s));
882
883 free (s);
884 free (ws);
833} 885}
834 886
835/*----------------------------------------------------------------------*/ 887/*----------------------------------------------------------------------*/
836/*----------------------------------------------------------------------*/ 888/*----------------------------------------------------------------------*/
837/* xterm sequences - title, iconName, color (exptl) */ 889/* xterm sequences - title, iconName, color (exptl) */
838void 890void
839rxvt_term::set_title (const char *str) 891rxvt_term::set_title (const char *str)
840{ 892{
841#ifndef SMART_WINDOW_TITLE 893 set_string_property (XA_WM_NAME, str);
842 XStoreName (display->display, TermWin.parent[0], str); 894#if ENABLE_EWMH
843#else 895 set_utf8_property (xa[XA_NET_WM_NAME], str);
844 char *name;
845
846 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
847 name = NULL;
848 if (name == NULL || STRCMP (name, str))
849 XStoreName (display->display, TermWin.parent[0], str);
850 if (name)
851 XFree (name);
852#endif 896#endif
853} 897}
854 898
855void 899void
856rxvt_term::set_iconName (const char *str) 900rxvt_term::set_icon_name (const char *str)
857{ 901{
858#ifndef SMART_WINDOW_TITLE 902 set_string_property (XA_WM_ICON_NAME, str);
859 XSetIconName (display->display, TermWin.parent[0], str); 903#if ENABLE_EWMH
860#else 904 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
861 char *name;
862
863 if (XGetIconName (display->display, TermWin.parent[0], &name))
864 name = NULL;
865 if (name == NULL || STRCMP (name, str))
866 XSetIconName (display->display, TermWin.parent[0], str);
867 if (name)
868 XFree (name);
869#endif 905#endif
870} 906}
871 907
872#ifdef XTERM_COLOR_CHANGE 908#ifdef XTERM_COLOR_CHANGE
873void 909void
874rxvt_term::set_window_color (int idx, const char *color) 910rxvt_term::set_window_color (int idx, const char *color)
875{ 911{
876 rxvt_color xcol; 912 rxvt_color xcol;
877 int i; 913 int i;
878 914
879 if (color == NULL || *color == '\0') 915 if (color == NULL || *color == '\0')
880 return; 916 return;
881 917
918 color = strdup (color);
919 allocated.push_back ((void *)color);
920 rs[Rs_color + idx] = color;
921
882 /* handle color aliases */ 922 /* handle color aliases */
883 if (isdigit (*color)) 923 if (isdigit (*color))
884 { 924 {
885 i = atoi (color); 925 i = atoi (color);
926
886 if (i >= 8 && i <= 15) 927 if (i >= 8 && i <= 15)
887 { /* bright colors */ 928 { /* bright colors */
888 i -= 8; 929 i -= 8;
889# ifndef NO_BRIGHTCOLOR
890 PixColors[idx] = PixColors[minBrightCOLOR + i]; 930 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
891 SET_PIXCOLOR (idx);
892 goto Done; 931 goto done;
893# endif
894
895 } 932 }
933
896 if (i >= 0 && i <= 7) 934 if (i >= 0 && i <= 7)
897 { /* normal colors */ 935 { /* normal colors */
898 PixColors[idx] = PixColors[minCOLOR + i]; 936 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
899 SET_PIXCOLOR (idx);
900 goto Done; 937 goto done;
901 } 938 }
902 } 939 }
903 if (!rXParseAllocColor (& xcol, color)) 940
904 return; 941 set_color (xcol, color);
905 /* XStoreColor (display->display, XCMAP, XColor*); */
906 942
907 /* 943 /*
908 * FIXME: should free colors here, but no idea how to do it so instead, 944 * FIXME: should free colors here, but no idea how to do it so instead,
909 * so just keep gobbling up the colormap 945 * so just keep gobbling up the colormap
910 */ 946 */
911# if 0
912 for (i = Color_Black; i <= Color_White; i++)
913 if (PixColors[idx] == PixColors[i])
914 break;
915 if (i > Color_White)
916 {
917 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
918 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
919 DisplayPlanes (display->display, display->screen));
920 }
921# endif
922 947
923 PixColors[idx] = xcol; 948 pix_colors_focused[idx] = xcol;
924 SET_PIXCOLOR (idx);
925 949
926 /* XSetWindowAttributes attr; */ 950 /* XSetWindowAttributes attr; */
927 /* Cursor cursor; */ 951 /* Cursor cursor; */
928Done: 952done:
929 if (idx == Color_bg && ! (Options & Opt_transparent))
930 XSetWindowBackground (display->display, TermWin.vt,
931 PixColors[Color_bg]);
932
933 /* handle Color_BD, scrollbar background, etc. */ 953 /*TODO: handle Color_BD, scrollbar background, etc. */
934 954
935 set_colorfgbg (); 955 update_fade_color (idx);
936 recolour_cursor (); 956 recolour_cursor ();
937 /* the only reasonable way to enforce a clean update */ 957 scr_recolour ();
938 scr_poweron ();
939} 958}
940 959
941#else 960#else
942# define set_window_color (idx,color) ((void)0) 961# define set_window_color (idx,color) ((void)0)
943#endif /* XTERM_COLOR_CHANGE */ 962#endif /* XTERM_COLOR_CHANGE */
944 963
945void 964void
946rxvt_term::recolour_cursor () 965rxvt_term::recolour_cursor ()
947{ 966{
948#if TODO 967 XColor fg, bg;
949 rxvt_color xcol[2];
950 968
951 xcol[0] = PixColors[Color_pointer]; 969 (ISSET_PIXCOLOR (Color_pointer_fg)
952 xcol[1] = PixColors[Color_bg]; 970 ? pix_colors_focused[Color_pointer_fg]
953 XQueryColors (display->display, XCMAP, xcol, 2); 971 : pix_colors_focused[Color_fg]).get (fg);
954 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 972
955#endif 973 (ISSET_PIXCOLOR (Color_pointer_bg)
974 ? pix_colors_focused[Color_pointer_bg]
975 : pix_colors_focused[Color_bg]).get (bg);
976
977 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
956} 978}
957 979
958/*----------------------------------------------------------------------*/ 980/*----------------------------------------------------------------------*/
959/* 981/*
960 * find if fg/bg matches any of the normal (low-intensity) colors 982 * find if fg/bg matches any of the normal (low-intensity) colors
961 */ 983 */
962void 984void
963rxvt_term::set_colorfgbg () 985rxvt_term::set_colorfgbg ()
964{ 986{
965 unsigned int i; 987 unsigned int i;
966 const char *xpmb = "\0"; 988 const char *xpmb = "\0";
967 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 989 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
968 990
969 env_colorfgbg =
970 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
971 STRCPY (fstr, "default"); 991 strcpy (fstr, "default");
972 STRCPY (bstr, "default"); 992 strcpy (bstr, "default");
973 for (i = Color_Black; i <= Color_White; i++) 993 for (i = Color_Black; i <= Color_White; i++)
974 if (PixColors[Color_fg] == PixColors[i]) 994 if (pix_colors[Color_fg] == pix_colors[i])
975 { 995 {
976 sprintf (fstr, "%d", (i - Color_Black)); 996 sprintf (fstr, "%d", (i - Color_Black));
977 break; 997 break;
978 } 998 }
999
979 for (i = Color_Black; i <= Color_White; i++) 1000 for (i = Color_Black; i <= Color_White; i++)
980 if (PixColors[Color_bg] == PixColors[i]) 1001 if (pix_colors[Color_bg] == pix_colors[i])
981 { 1002 {
982 sprintf (bstr, "%d", (i - Color_Black)); 1003 sprintf (bstr, "%d", (i - Color_Black));
983#ifdef XPM_BACKGROUND 1004#ifdef XPM_BACKGROUND
984 xpmb = "default;"; 1005 xpmb = "default;";
985#endif 1006#endif
986 break; 1007 break;
987 } 1008 }
988 1009
989 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1010 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990
991#ifndef NO_BRIGHTCOLOR
992 colorfgbg = DEFAULT_RSTYLE;
993 for (i = minCOLOR; i <= maxCOLOR; i++)
994 {
995 if (PixColors[Color_fg] == PixColors[i])
996 colorfgbg = SET_FGCOLOR (colorfgbg, i);
997 if (PixColors[Color_bg] == PixColors[i])
998 colorfgbg = SET_BGCOLOR (colorfgbg, i);
999 }
1000#endif
1001} 1011}
1002 1012
1003/*----------------------------------------------------------------------*/ 1013/*----------------------------------------------------------------------*/
1004/*
1005 * Colour determination for low colour displays, routine from
1006 * Hans de Goede <hans@highrise.nl>
1007 */
1008 1014
1009int 1015bool
1010rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1016rxvt_term::set_color (rxvt_color &color, const char *name)
1011{ 1017{
1012 if (!screen_in_out->set (display, colour)) 1018 if (color.set (this, name))
1013 {
1014 rxvt_print_error ("can't allocate colour: %s", colour);
1015 return false;
1016 }
1017
1018 return true; 1019 return true;
1020
1021 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1022 return false;
1023}
1024
1025void
1026rxvt_term::alias_color (int dst, int src)
1027{
1028 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1019} 1029}
1020 1030
1021/* -------------------------------------------------------------------- * 1031/* -------------------------------------------------------------------- *
1022 * - WINDOW RESIZING - * 1032 * - WINDOW RESIZING - *
1023 * -------------------------------------------------------------------- */ 1033 * -------------------------------------------------------------------- */
1024void 1034void
1025rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1035rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026{ 1036{
1027 int fix_screen; 1037 int fix_screen;
1038 int old_width = szHint.width;
1039 int old_height = szHint.height;
1028 1040
1029#ifdef SMART_RESIZE
1030 int old_width = szHint.width, old_height = szHint.height;
1031#endif
1032
1033 window_calc (width, height); 1041 window_calc (newwidth, newheight);
1042
1043 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1034 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1044 XSetWMNormalHints (dpy, parent[0], &szHint);
1045
1035 if (!ignoreparent) 1046 if (!ignoreparent)
1036 { 1047 {
1037#ifdef SMART_RESIZE 1048#ifdef SMART_RESIZE
1038 /* 1049 /*
1039 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1050 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1042 int x, y, x1, y1; 1053 int x, y, x1, y1;
1043 int dx, dy; 1054 int dx, dy;
1044 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1055 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045 Window unused_cr; 1056 Window unused_cr;
1046 1057
1047 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1058 XTranslateCoordinates (dpy, parent[0], display->root,
1048 0, 0, &x, &y, &unused_cr); 1059 0, 0, &x, &y, &unused_cr);
1049 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1060 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1050 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1061 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051 /* 1062 /*
1052 * if display->root isn't the parent window, a WM will probably have offset 1063 * if display->root isn't the parent window, a WM will probably have offset
1053 * our position for handles and decorations. Counter it 1064 * our position for handles and decorations. Counter it
1054 */ 1065 */
1056 { 1067 {
1057 x -= x1; 1068 x -= x1;
1058 y -= y1; 1069 y -= y1;
1059 } 1070 }
1060 1071
1061 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1072 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1073 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063 dx = old_width - szHint.width; 1074 dx = old_width - szHint.width;
1064 dy = old_height - szHint.height; 1075 dy = old_height - szHint.height;
1065 1076
1066 /* Check position of the center of the window */ 1077 /* Check position of the center of the window */
1067 if (x < x1) /* left half */ 1078 if (x < x1) /* left half */
1068 dx = 0; 1079 dx = 0;
1071 if (y < y1) /* top half */ 1082 if (y < y1) /* top half */
1072 dy = 0; 1083 dy = 0;
1073 else if (y == y1) /* exact center */ 1084 else if (y == y1) /* exact center */
1074 dy /= 2; 1085 dy /= 2;
1075 1086
1076 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1087 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1077 szHint.width, szHint.height); 1088 szHint.width, szHint.height);
1078#else 1089#else
1079 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1090 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1080 szHint.height);
1081#endif 1091#endif
1082
1083 } 1092 }
1084 1093
1085 fix_screen = (TermWin.ncol != prev_ncol 1094 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1086 || TermWin.nrow != prev_nrow);
1087 1095
1088 if (fix_screen || width != old_width || height != old_height) 1096 if (fix_screen || newwidth != old_width || newheight != old_height)
1089 { 1097 {
1090 if (scrollbar_visible ()) 1098 if (scrollBar.state)
1091 { 1099 {
1092 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1100 XMoveResizeWindow (dpy, scrollBar.win,
1101 window_sb_x, 0,
1093 0, scrollbar_TotalWidth (), szHint.height); 1102 scrollbar_TotalWidth (), szHint.height);
1094 resize_scrollbar (); 1103 resize_scrollbar ();
1095 } 1104 }
1096 1105
1097 if (menubar_visible ()) 1106 XMoveResizeWindow (dpy, vt,
1098 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1107 window_vt_x, window_vt_y,
1099 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1100
1101 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1102 window_vt_y, TermWin_TotalWidth (),
1103 TermWin_TotalHeight ()); 1108 width, height);
1104 scr_clear (height != old_height); 1109
1110 scr_clear ();
1105#ifdef XPM_BACKGROUND 1111#ifdef XPM_BACKGROUND
1106 resize_pixmap (); 1112 resize_pixmap ();
1107#endif 1113#endif
1108
1109 } 1114 }
1110 1115
1111 if (fix_screen || old_height == 0) 1116 if (fix_screen || old_height == 0)
1112 {
1113 int curr_screen = -1;
1114 int old_ncol = prev_ncol;
1115
1116 /* scr_reset only works on the primary screen */
1117 if (old_height) /* this is not the first time through */
1118 {
1119 unsigned int ncol = TermWin.ncol;
1120 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1121 curr_screen = scr_change_screen (PRIMARY);
1122 TermWin.ncol = ncol;
1123 }
1124
1125 scr_reset (); 1117 scr_reset ();
1126 1118
1127 if (curr_screen >= 0) /* this is not the first time through */ 1119 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1128 { 1120 //scr_touch (false);
1129 scr_change_screen (curr_screen);
1130 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1131 }
1132 }
1133 1121
1134 old_width = szHint.width; 1122#ifdef XPM_BACKGROUND
1135 old_height = szHint.height; 1123 if (pixmap)
1124 scr_touch (false);
1125#endif
1136 1126
1137#ifdef USE_XIM 1127#ifdef USE_XIM
1138 IMSetStatusPosition (); 1128 IMSetPosition ();
1139#endif 1129#endif
1140} 1130}
1141 1131
1142/* 1132/*
1143 * Set the width/height of the vt window in characters. Units are pixels. 1133 * Set the width/height of the vt window in characters. Units are pixels.
1144 * good for toggling 80/132 columns 1134 * good for toggling 80/132 columns
1145 */ 1135 */
1146void 1136void
1147rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1137rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148{ 1138{
1149 XWindowAttributes wattr; 1139 XWindowAttributes wattr;
1150 1140
1151 if (width == 0 || height == 0) 1141 if (newwidth == 0 || newheight == 0)
1152 { 1142 {
1153 XGetWindowAttributes (display->display, display->root, &wattr); 1143 XGetWindowAttributes (dpy, display->root, &wattr);
1144
1154 if (width == 0) 1145 if (newwidth == 0)
1155 width = wattr.width - szHint.base_width; 1146 newwidth = wattr.width - szHint.base_width;
1156 if (height == 0) 1147 if (newheight == 0)
1157 height = wattr.height - szHint.base_height; 1148 newheight = wattr.height - szHint.base_height;
1158 }
1159 if (width != TermWin.width || height != TermWin.height)
1160 { 1149 }
1150
1151 if (newwidth != width || newheight != height)
1152 {
1161 width += szHint.base_width; 1153 newwidth += szHint.base_width;
1162 height += szHint.base_height; 1154 newheight += szHint.base_height;
1163 resize_all_windows (width, height, 0); 1155 resize_all_windows (newwidth, newheight, 0);
1164 } 1156 }
1165} 1157}
1166 1158
1167/* -------------------------------------------------------------------- * 1159/* -------------------------------------------------------------------- *
1168 * - X INPUT METHOD ROUTINES - * 1160 * - X INPUT METHOD ROUTINES - *
1169 * -------------------------------------------------------------------- */ 1161 * -------------------------------------------------------------------- */
1170#ifdef USE_XIM 1162#ifdef USE_XIM
1171 1163
1172void 1164void
1165rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1166{
1167 fg = pix_colors [Color_fg];
1168 bg = pix_colors [Color_bg];
1169}
1170
1171void
1173rxvt_term::im_set_size (XRectangle *size) 1172rxvt_term::im_set_size (XRectangle &size)
1174{ 1173{
1175 size->x = TermWin.int_bwidth; 1174 // the int_bwidth terms make no sense to me
1176 size->y = TermWin.int_bwidth; 1175 size.x = int_bwidth;
1177 size->width = Width2Pixel (TermWin.ncol); 1176 size.y = int_bwidth;
1178 size->height = Height2Pixel (TermWin.nrow); 1177 size.width = Width2Pixel (ncol) + int_bwidth;
1178 size.height = Height2Pixel (nrow) + int_bwidth;
1179} 1179}
1180 1180
1181void 1181void
1182rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1182rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1183 XRectangle &status_rect,
1184 const XRectangle &needed_rect)
1183{ 1185{
1184 *fg = PixColors[Color_fg]; 1186 preedit_rect.x = needed_rect.width;
1185 *bg = PixColors[Color_bg]; 1187 preedit_rect.y = 0;
1188 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1189 preedit_rect.height = fheight;
1190
1191 status_rect.x = 0;
1192 status_rect.y = 0;
1193 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1194 status_rect.height = fheight;
1186} 1195}
1187 1196
1188/* Checking whether input method is running. */ 1197/* Checking whether input method is running. */
1189bool 1198bool
1190rxvt_term::IMisRunning () 1199rxvt_term::IMisRunning ()
1191{ 1200{
1192 char *p; 1201 char *p;
1193 Atom atom; 1202 Atom atom;
1194 Window win; 1203 Window win;
1195 char server[IMBUFSIZ]; 1204 char server[IMBUFSIZ];
1196 1205
1197 /* get current locale modifier */ 1206 /* get current locale modifier */
1198 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1207 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1199 { 1208 {
1200 STRCPY (server, "@server="); 1209 strcpy (server, "@server=");
1201 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1210 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1211
1202 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1212 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1203 *p = '\0'; 1213 *p = '\0';
1204 1214
1205 atom = XInternAtom (display->display, server, False); 1215 atom = XInternAtom (dpy, server, False);
1206 win = XGetSelectionOwner (display->display, atom); 1216 win = XGetSelectionOwner (dpy, atom);
1217
1207 if (win != None) 1218 if (win != None)
1208 return True; 1219 return True;
1209 } 1220 }
1221
1210 return False; 1222 return False;
1211} 1223}
1212 1224
1213void 1225void
1214rxvt_term::IMSendSpot () 1226rxvt_term::IMSendSpot ()
1215{ 1227{
1216 XPoint spot; 1228 XPoint nspot;
1217 XVaNestedList preedit_attr; 1229 XVaNestedList preedit_attr;
1218 1230
1219 if (Input_Context == NULL 1231 if (!Input_Context
1220 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1232 || !focus
1221 || ! (event_type == KeyPress 1233 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1222 || event_type == Expose
1223 || event_type == NoExpose
1224 || event_type == SelectionNotify
1225 || event_type == ButtonRelease || event_type == FocusIn)
1226 || !IMisRunning ())
1227 return; 1234 return;
1228 1235
1229 im_set_position (&spot); 1236 im_set_position (nspot);
1237
1238 if (nspot.x == spot.x && nspot.y == spot.y)
1239 return;
1240
1241 spot = nspot;
1230 1242
1231 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1243 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1244 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233 XFree (preedit_attr); 1245 XFree (preedit_attr);
1234} 1246}
1235 1247
1236void 1248void
1237rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1238 XRectangle * needed_rect)
1239{
1240 int mbh, vtx = 0;
1241
1242 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1243 vtx = scrollbar_TotalWidth ();
1244
1245 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1246 mbh -= TermWin.lineSpace;
1247
1248 preedit_rect->x = needed_rect->width + vtx;
1249 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1250
1251 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1252 preedit_rect->height = Height2Pixel (1);
1253
1254 status_rect->x = vtx;
1255 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1256
1257 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1258 status_rect->height = Height2Pixel (1);
1259}
1260
1261void
1262rxvt_term::im_destroy () 1249rxvt_term::im_destroy ()
1263{ 1250{
1264 if (Input_Context)
1265 {
1266 XDestroyIC (Input_Context);
1267 Input_Context = NULL;
1268 }
1269
1270 if (input_method) 1251 if (input_method)
1271 { 1252 {
1253 if (Input_Context && input_method->xim)
1254 XDestroyIC (Input_Context);
1255
1272 display->put_xim (input_method); 1256 display->put_xim (input_method);
1273 input_method = 0; 1257 input_method = 0;
1274 } 1258 }
1259
1260 Input_Context = 0;
1275} 1261}
1262
1263#ifdef ENABLE_XIM_ONTHESPOT
1264
1265static void
1266xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1267{
1268 ((rxvt_term *)client_data)->make_current ();
1269 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1270}
1271
1272static void
1273xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1274{
1275 ((rxvt_term *)client_data)->make_current ();
1276 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1277}
1278
1279static void
1280xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1281{
1282 rxvt_term *term = (rxvt_term *)client_data;
1283 XIMText *text = call_data->text;
1284
1285 term->make_current ();
1286
1287 if (text)
1288 {
1289 void *str;
1290
1291 if (!text->encoding_is_wchar && text->string.multi_byte)
1292 {
1293 // of course, X makes it ugly again
1294 if (term->rs[Rs_imLocale])
1295 SET_LOCALE (term->rs[Rs_imLocale]);
1296
1297 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1298 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1299
1300 if (term->rs[Rs_imLocale])
1301 SET_LOCALE (term->locale);
1302 }
1303 else
1304 str = (void *)text->string.wide_char;
1305
1306 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1307 DT_INT, call_data->caret,
1308 DT_INT, call_data->chg_first,
1309 DT_INT, call_data->chg_length,
1310 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1311 DT_WCS_LEN, str, str ? (int)text->length : 0,
1312 DT_END));
1313 }
1314 else
1315 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1316 DT_INT, call_data->caret,
1317 DT_INT, call_data->chg_first,
1318 DT_INT, call_data->chg_length,
1319 DT_END));
1320}
1321
1322#if 0
1323static void
1324xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1325{
1326 ((rxvt_term *)client_data)->make_current ();
1327 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1328 DT_INT, call_data->position,
1329 DT_INT, call_data->direction,
1330 DT_INT, call_data->style,
1331 DT_END));
1332}
1333#endif
1334
1335#endif
1276 1336
1277/* 1337/*
1278 * Try to open a XIM with the current modifiers, then see if we can 1338 * Try to open a XIM with the current modifiers, then see if we can
1279 * open a suitable preedit type 1339 * open a suitable preedit type
1280 */ 1340 */
1281bool 1341bool
1282rxvt_term::IM_get_IC (const char *modifiers) 1342rxvt_term::IM_get_IC (const char *modifiers)
1283{ 1343{
1284 int i, j, found; 1344 int i, j, found;
1285 XIM xim; 1345 XIM xim;
1286 XPoint spot; 1346 XPoint spot;
1287 XRectangle rect, status_rect, needed_rect; 1347 XRectangle rect, status_rect, needed_rect;
1288 unsigned long fg, bg; 1348 unsigned long fg, bg;
1289 const char *p; 1349 const char *p;
1290 char **s; 1350 char **s;
1291 XIMStyles *xim_styles; 1351 XIMStyles *xim_styles;
1292 XVaNestedList preedit_attr, status_attr; 1352#ifdef ENABLE_XIM_ONTHESPOT
1353 XIMCallback xcb[4];
1354#endif
1355
1356 set_environ (envv);
1293 1357
1294 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1358 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1295 return false; 1359 return false;
1296 1360
1297 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298 input_method = display->get_xim (locale, modifiers); 1361 input_method = display->get_xim (locale, modifiers);
1299 if (input_method == NULL) 1362 if (input_method == NULL)
1300 return false; 1363 return false;
1301 1364
1302 xim = input_method->xim; 1365 xim = input_method->xim;
1366 spot.x = spot.y = -1;
1303 1367
1304 xim_styles = NULL; 1368 xim_styles = NULL;
1305 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1369 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306 || !xim_styles || !xim_styles->count_styles) 1370 || !xim_styles || !xim_styles->count_styles)
1307 { 1371 {
1308 display->put_xim (input_method); 1372 im_destroy ();
1309 return false; 1373 return false;
1310 } 1374 }
1311 1375
1312 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1376 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1377
1378 for (int pi = 0; pi < 2; pi++)
1379 {
1380 p = pet[pi];
1381
1382 if (!p)
1383 continue;
1384
1313 s = rxvt_splitcommastring (p); 1385 s = rxvt_splitcommastring (p);
1386
1314 for (i = found = 0; !found && s[i]; i++) 1387 for (i = found = 0; !found && s[i]; i++)
1315 { 1388 {
1316 if (!STRCMP (s[i], "OverTheSpot")) 1389 if (!strcmp (s[i], "OverTheSpot"))
1317 input_style = (XIMPreeditPosition | XIMStatusNothing); 1390 input_style = XIMPreeditPosition | XIMStatusNothing;
1318 else if (!STRCMP (s[i], "OffTheSpot")) 1391 else if (!strcmp (s[i], "OffTheSpot"))
1319 input_style = (XIMPreeditArea | XIMStatusArea); 1392 input_style = XIMPreeditArea | XIMStatusArea;
1320 else if (!STRCMP (s[i], "Root")) 1393 else if (!strcmp (s[i], "Root"))
1321 input_style = (XIMPreeditNothing | XIMStatusNothing); 1394 input_style = XIMPreeditNothing | XIMStatusNothing;
1395 else if (!strcmp (s[i], "None"))
1396 input_style = XIMPreeditNone | XIMStatusNone;
1397#ifdef ENABLE_XIM_ONTHESPOT
1398 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1399 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1400#endif
1401 else
1402 input_style = XIMPreeditNothing | XIMStatusNothing;
1322 1403
1323 for (j = 0; j < xim_styles->count_styles; j++) 1404 for (j = 0; j < xim_styles->count_styles; j++)
1324 if (input_style == xim_styles->supported_styles[j]) 1405 if (input_style == xim_styles->supported_styles[j])
1325 { 1406 {
1407 rxvt_freecommastring (s);
1408
1326 found = 1; 1409 found = 1;
1327 break; 1410 goto foundpet;
1411 }
1412
1328 } 1413 }
1329 }
1330 1414
1331 for (i = 0; s[i]; i++) 1415 rxvt_freecommastring (s);
1332 free (s[i]); 1416 }
1333 1417
1334 free (s); 1418foundpet:
1419
1335 XFree (xim_styles); 1420 XFree (xim_styles);
1336 1421
1337 if (!found) 1422 if (!found)
1338 { 1423 {
1339 display->put_xim (input_method); 1424 im_destroy ();
1340 return false; 1425 return false;
1341 } 1426 }
1342 1427
1343 preedit_attr = status_attr = NULL; 1428 XFontSet fs = 0;
1429 XVaNestedList preedit_attr = 0, status_attr = 0;
1430
1431 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1432 {
1433 // fake us a font-set, please
1434 char **missing_charset_list;
1435 int missing_charset_count;
1436 char *def_string;
1437 char pat[512];
1438
1439 sprintf (pat,
1440 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1441 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1442 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "*",
1446 fheight,
1447 fheight + 1, fheight - 1,
1448 fheight - 2, fheight + 2);
1449
1450 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1451 &missing_charset_list, &missing_charset_count, &def_string);
1452
1453 if (missing_charset_list)
1454 XFreeStringList (missing_charset_list);
1455
1456 if (!fs)
1457 {
1458 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1459 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1460 }
1461 }
1344 1462
1345 if (input_style & XIMPreeditPosition) 1463 if (input_style & XIMPreeditPosition)
1346 { 1464 {
1347 im_set_size (&rect); 1465 im_set_size (rect);
1348 im_set_position (&spot); 1466 im_set_position (spot);
1349 im_set_color (&fg, &bg); 1467 im_set_color (fg, bg);
1350 1468
1351 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1469 preedit_attr = XVaCreateNestedList (0,
1470 XNForeground, fg,
1471 XNBackground, bg,
1472 XNArea, &rect,
1352 XNSpotLocation, &spot, 1473 XNSpotLocation, &spot,
1353 XNForeground, fg, XNBackground, bg,
1354 //XNFontSet, TermWin.fontset, 1474 XNFontSet, fs,
1355 NULL); 1475 NULL);
1356 } 1476 }
1357 else if (input_style & XIMPreeditArea) 1477 else if (input_style & XIMPreeditArea)
1358 { 1478 {
1359 im_set_color (&fg, &bg); 1479 im_set_color (fg, bg);
1360 1480
1361 /* 1481 /*
1362 * The necessary width of preedit area is unknown 1482 * The necessary width of preedit area is unknown
1363 * until create input context. 1483 * until create input context.
1364 */ 1484 */
1365 needed_rect.width = 0; 1485 needed_rect.width = 0;
1366
1367 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1486 im_set_preedit_area (rect, status_rect, needed_rect);
1368 1487
1369 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1488 preedit_attr = XVaCreateNestedList (0,
1489 XNForeground, fg,
1370 XNForeground, fg, XNBackground, bg, 1490 XNBackground, bg,
1491 XNArea, &rect,
1492 XNFontSet, fs,
1493 NULL);
1494 status_attr = XVaCreateNestedList (0,
1495 XNForeground, fg,
1496 XNBackground, bg,
1497 XNArea, &status_rect,
1371 //XNFontSet, TermWin.fontset, 1498 XNFontSet, fs,
1372 NULL); 1499 NULL);
1373 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1500 }
1374 XNForeground, fg, XNBackground, bg, 1501#if ENABLE_XIM_ONTHESPOT
1375 //XNFontSet, TermWin.fontset, 1502 else if (input_style & XIMPreeditCallbacks)
1503 {
1504 im_set_position (spot);
1505
1506 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1507 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1508 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1509# if 0
1510 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1511# endif
1512
1513 preedit_attr = XVaCreateNestedList (0,
1514 XNSpotLocation, &spot,
1515 XNPreeditStartCallback, &xcb[0],
1516 XNPreeditDoneCallback , &xcb[1],
1517 XNPreeditDrawCallback , &xcb[2],
1518# if 0
1519 XNPreeditCaretCallback, &xcb[3],
1520# endif
1376 NULL); 1521 NULL);
1377 } 1522 }
1523#endif
1378 1524
1379 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1525 Input_Context = XCreateIC (xim,
1526 XNInputStyle, input_style,
1380 XNClientWindow, TermWin.parent[0], 1527 XNClientWindow, vt,
1381 XNFocusWindow, TermWin.parent[0], 1528 XNFocusWindow, parent[0],
1382 preedit_attr ? XNPreeditAttributes : NULL, 1529 preedit_attr ? XNPreeditAttributes : NULL,
1383 preedit_attr, 1530 preedit_attr,
1384 status_attr ? XNStatusAttributes : NULL, 1531 status_attr ? XNStatusAttributes : NULL,
1385 status_attr, NULL); 1532 status_attr, NULL);
1533
1386 if (preedit_attr) XFree (preedit_attr); 1534 if (preedit_attr) XFree (preedit_attr);
1387 if (status_attr) XFree (status_attr); 1535 if (status_attr) XFree (status_attr);
1536 if (fs) XFreeFontSet (dpy, fs);
1388 1537
1389 if (Input_Context == NULL) 1538 if (Input_Context == NULL)
1390 { 1539 {
1391 rxvt_print_error ("failed to create input context"); 1540 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392 display->put_xim (input_method); 1541 im_destroy ();
1393 return false; 1542 return false;
1394 } 1543 }
1395 1544
1396 if (input_style & XIMPreeditArea) 1545#if 0
1546 // unfortunately, only the focus window is used by XIM, hard to fix
1547 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1548 vt_select_input ();
1549#endif
1550
1397 IMSetStatusPosition (); 1551 IMSetPosition ();
1398 1552
1399 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1400 return true; 1553 return true;
1401} 1554}
1402 1555
1403void 1556void
1404rxvt_term::im_cb () 1557rxvt_term::im_cb ()
1405{ 1558{
1406 int i, found, had_im; 1559 int i;
1407 const char *p; 1560 const char *p;
1408 char **s; 1561 char **s;
1409 char buf[IMBUFSIZ]; 1562 char buf[IMBUFSIZ];
1410 1563
1564 make_current ();
1565
1411 im_destroy (); 1566 im_destroy ();
1412 1567
1413 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414 if (Input_Context) 1568 if (Input_Context)
1415 return; 1569 return;
1416 1570
1417#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1571#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1418 if (rs[Rs_imLocale]) 1572 if (rs[Rs_imLocale])
1423 if (p && *p) 1577 if (p && *p)
1424 { 1578 {
1425 bool found = false; 1579 bool found = false;
1426 1580
1427 s = rxvt_splitcommastring (p); 1581 s = rxvt_splitcommastring (p);
1582
1428 for (i = 0; s[i]; i++) 1583 for (i = 0; s[i]; i++)
1429 { 1584 {
1430 if (*s[i]) 1585 if (*s[i])
1431 { 1586 {
1432 STRCPY (buf, "@im="); 1587 strcpy (buf, "@im=");
1433 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1588 strncat (buf, s[i], IMBUFSIZ - 5);
1434 if (IM_get_IC (buf)) 1589 if (IM_get_IC (buf))
1435 { 1590 {
1436 found = true; 1591 found = true;
1437 break; 1592 break;
1438 } 1593 }
1439 } 1594 }
1440 } 1595 }
1441 for (i = 0; s[i]; i++) 1596
1442 free (s[i]); 1597 rxvt_freecommastring (s);
1443 free (s);
1444 1598
1445 if (found) 1599 if (found)
1446 goto done; 1600 goto done;
1447 } 1601 }
1448 1602
1460 SET_LOCALE (locale); 1614 SET_LOCALE (locale);
1461#endif 1615#endif
1462} 1616}
1463 1617
1464void 1618void
1465rxvt_term::IMSetStatusPosition () 1619rxvt_term::IMSetPosition ()
1466{ 1620{
1467 XRectangle preedit_rect, status_rect, *needed_rect; 1621 XRectangle preedit_rect, status_rect, *needed_rect;
1468 XVaNestedList preedit_attr, status_attr; 1622 XVaNestedList preedit_attr, status_attr;
1469 1623
1470 if (Input_Context == NULL 1624 if (!Input_Context
1471 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1625 || !focus
1626 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1472 || !IMisRunning ()) 1627 || !IMisRunning ())
1473 return; 1628 return;
1474 1629
1630 if (input_style & XIMPreeditPosition)
1631 {
1632 im_set_size (preedit_rect);
1633 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1634
1635 XSetICValues (Input_Context,
1636 XNPreeditAttributes, preedit_attr, NULL);
1637 }
1638 else
1639 {
1475 /* Getting the necessary width of preedit area */ 1640 /* Getting the necessary width of preedit area */
1476 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1641 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1642 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478 XFree (status_attr); 1643 XFree (status_attr);
1479 1644
1480 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1645 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1646 XFree (needed_rect);
1481 1647
1482 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1648 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1649 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484 1650
1485 XSetICValues (Input_Context, 1651 XSetICValues (Input_Context,
1486 XNPreeditAttributes, preedit_attr, 1652 XNPreeditAttributes, preedit_attr,
1487 XNStatusAttributes, status_attr, NULL); 1653 XNStatusAttributes, status_attr,
1654 NULL);
1488 1655
1656 XFree (status_attr);
1657 }
1658
1489 XFree (preedit_attr); 1659 XFree (preedit_attr);
1490 XFree (status_attr);
1491} 1660}
1492#endif /* USE_XIM */ 1661#endif /* USE_XIM */
1493 1662
1494/*----------------------------------------------------------------------*/
1495rxvt_t rxvt_current_term;
1496
1497/*----------------------- end-of-file (C source) -----------------------*/ 1663/*----------------------- end-of-file (C source) -----------------------*/

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