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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.42 by pcg, Sun Feb 22 10:38:11 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
61void * 74void
62rxvt_term::operator new (size_t s) 75rxvt_push_locale (const char *locale) NOTHROW
63{ 76{
64 void *p = malloc (s); 77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
65 80
66 MEMSET (p, 0, s); 81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
88class rxvt_composite_vec rxvt_composite;
89
90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
91{
92 compose_char *cc;
93
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
96 cc = (*this)[c1];
97 while (cc)
98 {
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
101 }
102
103 // check to see wether this combination already exists otherwise
104 for (cc = v.end (); cc-- > v.begin (); )
105 {
106 if (cc->c1 == c1 && cc->c2 == c2)
107 return COMPOSE_LO + (cc - v.begin ());
108 }
109
110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
112 {
113 static int seen;
114
115 if (!seen++)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
117
118 return REPLACEMENT_CHAR;
119 }
120
121 v.push_back (compose_char (c1, c2));
122
123 return v.size () - 1 + COMPOSE_LO;
124}
125
126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
127{
128 compose_char *cc = (*this)[c];
129
130 if (!cc)
131 {
132 if (r) *r = c;
133 return 1;
134 }
135
136 int len = expand (cc->c1, r);
137
138 if (r) r += len;
139
140 if (cc->c2 != NOCHAR)
141 {
142 len++;
143 if (r) *r++ = cc->c2;
144 }
145
67 return p; 146 return len;
68}
69 147
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 148}
149#endif
75 150
76rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
77 : 152 :
153#if TRANSPARENT || ENABLE_PERL
78 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
79 termwin_ev (this, &rxvt_term::x_cb), 183 termwin_ev (this, &rxvt_term::x_cb),
80 vt_ev (this, &rxvt_term::x_cb), 184 vt_ev (this, &rxvt_term::x_cb),
81#ifdef HAVE_SCROLLBARS
82 scrollbar_ev (this, &rxvt_term::x_cb),
83#endif
84#ifdef MENUBAR
85 menubar_ev (this, &rxvt_term::x_cb), fixme
86#endif
87#ifdef CURSOR_BLINK
88 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89#endif
90#ifdef TEXT_BLINK
91 text_blink_ev (this, &rxvt_term::text_blink_cb),
92#endif
93#ifdef POINTER_BLANK
94 pointer_ev (this, &rxvt_term::pointer_cb),
95#endif
96#ifdef USE_XIM
97 im_ev (this, &rxvt_term::im_cb), 185 child_ev (this, &rxvt_term::child_cb),
98#endif
99 check_ev (this, &rxvt_term::check_cb), 186 check_ev (this, &rxvt_term::check_cb),
187 flush_ev (this, &rxvt_term::flush_cb),
100 destroy_ev (this, &rxvt_term::destroy_cb), 188 destroy_ev (this, &rxvt_term::destroy_cb),
101 pty_ev (this, &rxvt_term::pty_cb), 189 pty_ev (this, &rxvt_term::pty_cb),
102 incr_ev (this, &rxvt_term::incr_cb) 190 incr_ev (this, &rxvt_term::incr_cb)
103{ 191{
104 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;
105} 210}
106 211
107rxvt_term::~rxvt_term () 212rxvt_term::~rxvt_term ()
108{ 213{
109 if (cmd_fd >= 0) 214 termlist.erase (find (termlist.begin (), termlist.end(), this));
110 close (cmd_fd);
111 215
112#ifndef NO_SETOWNER_TTYDEV 216 emergency_cleanup ();
113 privileged_ttydev (RESTORE);
114#endif
115#ifdef UTMP_SUPPORT
116 privileged_utmp (RESTORE);
117#endif
118 217
218#if ENABLE_STYLES
219 for (int i = RS_styleCount; --i; )
220 if (fontset[i] != fontset[0])
221 delete fontset[i];
222#endif
119 delete TermWin.fontset; 223 delete fontset[0];
120 224
121 if (display) 225 if (display)
226 {
227 selection_clear ();
228
229#ifdef USE_XIM
230 im_destroy ();
231#endif
232#ifdef XTERM_SCROLLBAR
233 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
234 if (ShadowGC) XFreeGC (dpy, ShadowGC);
235#endif
236#ifdef PLAIN_SCROLLBAR
237 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
238#endif
239#ifdef NEXT_SCROLLBAR
240 if (blackGC) XFreeGC (dpy, blackGC);
241 if (whiteGC) XFreeGC (dpy, whiteGC);
242 if (grayGC) XFreeGC (dpy, grayGC);
243 if (darkGC) XFreeGC (dpy, darkGC);
244 if (stippleGC) XFreeGC (dpy, stippleGC);
245 if (dimple) XFreePixmap (dpy, dimple);
246 if (upArrow) XFreePixmap (dpy, upArrow);
247 if (downArrow) XFreePixmap (dpy, downArrow);
248 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
249 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
250#endif
251#ifdef RXVT_SCROLLBAR
252 if (topShadowGC) XFreeGC (dpy, topShadowGC);
253 if (botShadowGC) XFreeGC (dpy, botShadowGC);
254 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
255#endif
256 if (gc) XFreeGC (dpy, gc);
257
258 delete drawable;
259 // destroy all windows
122 if (TermWin.parent[0]) 260 if (parent[0])
123 XDestroyWindow (display->display, TermWin.parent[0]); 261 XDestroyWindow (dpy, parent[0]);
124 262
125 // 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 }
126 271
127 delete PixColors; 272 clear ();
273 }
274
275 delete [] pix_colors_focused;
276#if OFF_FOCUS_FADING
277 delete [] pix_colors_unfocused;
278#endif
128 279
129 displays.put (display); 280 displays.put (display);
130 281
131 scr_release (); 282 scr_release ();
132 283
133 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(!)
134 free (env_display); 290 free (env_display);
135 free (env_term); 291 free (env_term);
136 free (env_colorfgbg);
137 free (locale); 292 free (locale);
138 free (codeset); 293 free (v_buffer);
294 free (incr_buf);
139 295
140 delete envv; 296 delete envv;
141 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 ();
142} 314}
143 315
144void 316void
145rxvt_term::destroy () 317rxvt_term::destroy ()
146{ 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
147 if (display) 328 if (display)
148 { 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
149 rootwin_ev.stop (display); 337 rootwin_ev.stop (display);
338#endif
339 incr_ev.stop ();
150 termwin_ev.stop (display); 340 termwin_ev.stop (display);
151 vt_ev.stop (display); 341 vt_ev.stop (display);
152#ifdef USE_XIM
153 im_destroy ();
154 im_ev.stop (display);
155#endif
156#ifdef HAVE_SCROLLBARS
157 scrollbar_ev.stop (display);
158#endif
159#ifdef MENUBAR
160 menubar_ev.stop (display);
161#endif
162 } 342 }
163 343
164 check_ev.stop (); 344 check_ev.stop ();
165 pty_ev.stop (); 345 pty_ev.stop ();
166#ifdef CURSOR_BLINK 346#ifdef CURSOR_BLINK
167 cursor_blink_ev.stop (); 347 cursor_blink_ev.stop ();
168#endif 348#endif
169#ifdef TEXT_BLINK 349#ifdef TEXT_BLINK
170 text_blink_ev.stop (); 350 text_blink_ev.stop ();
171#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
172#ifdef POINTER_BLANK 358#ifdef POINTER_BLANK
173 pointer_ev.stop (); 359 pointer_ev.stop ();
174#endif 360#endif
175 361
176 destroy_ev.start (0); 362 destroy_ev.start (0);
177} 363}
178 364
179void 365void
180rxvt_term::destroy_cb (time_watcher &w) 366rxvt_term::destroy_cb (time_watcher &w)
181{ 367{
182 SET_R (this); 368 make_current ();
183 369
184 delete this; 370 delete this;
185}
186
187/*----------------------------------------------------------------------*/
188/* rxvt_init () */
189/* LIBPROTO */
190rxvt_t
191rxvt_init (int argc, const char *const *argv)
192{
193 SET_R (new rxvt_term);
194
195 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196 {
197 delete GET_R;
198 SET_R (0);
199 }
200
201 return GET_R;
202}
203
204static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206void
207rxvt_init_signals ()
208{
209 /* install exit handler for cleanup */
210#if 0
211#ifdef HAVE_ATEXIT
212 atexit (rxvt_clean_exit);
213#else
214#endif
215#endif
216
217 struct sigaction sa;
218
219 sigfillset (&sa.sa_mask);
220 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
229 /* signal (SIGURG, SIG_DFL); */
230
231 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233}
234
235bool
236rxvt_term::init (int argc, const char *const *argv)
237{
238 /*
239 * Save and then give up any super-user privileges
240 * If we need privileges in any area then we must specifically request it.
241 * We should only need to be root in these cases:
242 * 1. write utmp entries on some systems
243 * 2. chown tty on some systems
244 */
245 privileges (SAVE);
246 privileges (IGNORE);
247
248 init_secondary ();
249
250 const char **cmd_argv = init_resources (argc, argv);
251
252 set_locale ("");
253
254#if (MENUBAR_MAX)
255 menubar_read (rs[Rs_menu]);
256#endif
257#ifdef HAVE_SCROLLBARS
258 if (Options & Opt_scrollBar)
259 scrollBar.setIdle (); /* set existence for size calculations */
260#endif
261
262 create_windows (argc, argv);
263
264 init_xlocale ();
265
266 scr_reset (); /* initialize screen */
267
268#if 0
269 XSynchronize (display->display, True);
270#endif
271
272#ifdef HAVE_SCROLLBARS
273 if (Options & Opt_scrollBar)
274 resize_scrollbar (); /* create and map scrollbar */
275#endif
276#if (MENUBAR_MAX)
277 if (menubar_visible (r))
278 XMapWindow (display->display, menuBar.win);
279#endif
280#ifdef TRANSPARENT
281 if (Options & Opt_transparent)
282 {
283 XSelectInput (display->display, display->root, PropertyChangeMask);
284 check_our_parents ();
285 }
286#endif
287
288 rootwin_ev.start (display, display->root);
289
290 XMapWindow (display->display, TermWin.vt);
291 XMapWindow (display->display, TermWin.parent[0]);
292
293 init_command (cmd_argv);
294
295 pty_ev.start (cmd_fd, EVENT_READ);
296
297 check_ev.start ();
298
299 return true;
300}
301
302/* ------------------------------------------------------------------------- *
303 * SIGNAL HANDLING & EXIT HANDLER *
304 * ------------------------------------------------------------------------- */
305/*
306 * Catch a SIGCHLD signal and exit if the direct child has died
307 */
308/* ARGSUSED */
309/* EXTPROTO */
310RETSIGTYPE
311rxvt_Child_signal (int sig __attribute__ ((unused)))
312{
313 int pid, save_errno = errno;
314 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315 ;
316 errno = save_errno;
317
318#if 0
319 if (pid == cmd_pid)
320 exit (EXIT_SUCCESS);
321#endif
322}
323
324/*
325 * Catch a fatal signal and tidy up before quitting
326 */
327/* EXTPROTO */
328RETSIGTYPE
329rxvt_Exit_signal (int sig)
330{
331 signal (sig, SIG_DFL);
332#ifdef DEBUG_CMD
333 rxvt_print_error ("signal %d", sig);
334#endif
335 rxvt_clean_exit ();
336 kill (getpid (), sig);
337}
338
339/* INTPROTO */
340int
341rxvt_xerror_handler (Display *display, XErrorEvent *event)
342{
343 if (GET_R->allowedxerror == -1)
344 GET_R->allowedxerror = event->error_code;
345 else
346 {
347 old_xerror_handler (display, event);
348 GET_R->destroy ();
349 }
350
351 return 0;
352} 371}
353 372
354/*----------------------------------------------------------------------*/ 373/*----------------------------------------------------------------------*/
355/* 374/*
356 * Exit gracefully, clearing the utmp entry and restoring tty attributes 375 * Exit gracefully, clearing the utmp entry and restoring tty attributes
357 * 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
358 */ 377 */
359/* 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 */
360void 554 void
361rxvt_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 ()
362{ 573{
363 // TODO: rxvtd should clean up all ressources 574 ptytty::init ();
364 if (GET_R) 575
365 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 ();
366} 592}
367 593
368/* ------------------------------------------------------------------------- * 594/* ------------------------------------------------------------------------- *
369 * MEMORY ALLOCATION WRAPPERS * 595 * MEMORY ALLOCATION WRAPPERS *
370 * ------------------------------------------------------------------------- */ 596 * ------------------------------------------------------------------------- */
371/* EXTPROTO */ 597void *
372void *
373rxvt_malloc (size_t size) 598rxvt_malloc (size_t size)
374{ 599{
375 void *p;
376
377 p = malloc (size); 600 void *p = malloc (size);
601
378 if (p) 602 if (!p)
603 rxvt_fatal ("memory allocation failure. aborting.\n");
604
379 return p; 605 return p;
380
381 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382 rxvt_clean_exit ();
383 exit (EXIT_FAILURE);
384 /* NOTREACHED */
385} 606}
386 607
387/* EXTPROTO */ 608void *
388void *
389rxvt_calloc (size_t number, size_t size) 609rxvt_calloc (size_t number, size_t size)
390{ 610{
391 void *p;
392
393 p = calloc (number, size); 611 void *p = calloc (number, size);
612
394 if (p) 613 if (!p)
614 rxvt_fatal ("memory allocation failure. aborting.\n");
615
395 return p; 616 return p;
396
397 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398 rxvt_clean_exit ();
399 exit (EXIT_FAILURE);
400 /* NOTREACHED */
401} 617}
402 618
403/* EXTPROTO */ 619void *
404void *
405rxvt_realloc (void *ptr, size_t size) 620rxvt_realloc (void *ptr, size_t size)
406{ 621{
407 void *p;
408
409 if (ptr)
410 p = realloc (ptr, size); 622 void *p = realloc (ptr, size);
411 else 623
412 p = malloc (size);
413 if (p) 624 if (!p)
625 rxvt_fatal ("memory allocation failure. aborting.\n");
626
414 return p; 627 return p;
415
416 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417 rxvt_clean_exit ();
418 exit (EXIT_FAILURE);
419 /* NOTREACHED */
420} 628}
421
422/* ------------------------------------------------------------------------- *
423 * PRIVILEGED OPERATIONS *
424 * ------------------------------------------------------------------------- */
425/* take care of suid/sgid super-user (root) privileges */
426void
427rxvt_term::privileges (int mode)
428{
429#if ! defined(__CYGWIN32__)
430# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431 /* setreuid () is the poor man's setuid (), seteuid () */
432# define seteuid(a) setreuid(-1, (a))
433# define setegid(a) setregid(-1, (a))
434# define HAVE_SETEUID
435# endif
436# ifdef HAVE_SETEUID
437 switch (mode)
438 {
439 case IGNORE:
440 /*
441 * change effective uid/gid - not real uid/gid - so we can switch
442 * back to root later, as required
443 */
444 seteuid (getuid ());
445 setegid (getgid ());
446 break;
447 case SAVE:
448 euid = geteuid ();
449 egid = getegid ();
450 break;
451 case RESTORE:
452 seteuid (euid);
453 setegid (egid);
454 break;
455 }
456# else
457 switch (mode)
458 {
459 case IGNORE:
460 setuid (getuid ());
461 setgid (getgid ());
462 /* FALLTHROUGH */
463 case SAVE:
464 /* FALLTHROUGH */
465 case RESTORE:
466 break;
467 }
468# endif
469#endif
470}
471
472#ifdef UTMP_SUPPORT
473void
474rxvt_term::privileged_utmp (char action)
475{
476 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477 action, next_utmp_action, getpid ()));
478 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479 || (Options & Opt_utmpInhibit)
480 || ttydev == NULL || *ttydev == '\0')
481 return;
482
483 privileges (RESTORE);
484 if (action == SAVE)
485 {
486 next_utmp_action = RESTORE;
487 makeutent (ttydev, rs[Rs_display_name]);
488 }
489 else
490 { /* action == RESTORE */
491 next_utmp_action = IGNORE;
492 cleanutent ();
493 }
494 privileges (IGNORE);
495}
496#endif
497
498#ifndef NO_SETOWNER_TTYDEV
499void
500rxvt_term::privileged_ttydev (char action)
501{
502 D_MAIN ((stderr,
503 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
504 action, next_tty_action, getpid ()));
505 if (next_tty_action != action || (action != SAVE && action != RESTORE)
506 || ttydev == NULL || *ttydev == '\0')
507 return;
508
509 privileges (RESTORE);
510
511 if (action == SAVE)
512 {
513 next_tty_action = RESTORE;
514# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517 next_tty_action = IGNORE;
518 else
519# endif
520
521 {
522 chown (ttydev, getuid (), ttygid); /* fail silently */
523 chmod (ttydev, ttymode);
524# ifdef HAVE_REVOKE
525 revoke (ttydev);
526# endif
527
528 }
529 }
530 else
531 { /* action == RESTORE */
532 next_tty_action = IGNORE;
533# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534 chmod (ttydev, ttyfd_stat.st_mode);
535 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536# else
537 chmod (ttydev,
538 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539 chown (ttydev, 0, 0);
540# endif
541
542 }
543
544 privileges (IGNORE);
545
546# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548 action == RESTORE ? "Restoring" : (action ==
549 SAVE ? "Saving" :
550 "UNKNOWN ERROR for"), ttydev,
551 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552 ttyfd_stat.st_gid));
553# endif
554}
555#endif
556 629
557/*----------------------------------------------------------------------*/ 630/*----------------------------------------------------------------------*/
558/* 631/*
559 * window size/position calculcations for XSizeHint and other storage. 632 * window size/position calculcations for XSizeHint and other storage.
560 * if width/height are non-zero then override calculated width/height 633 * if width/height are non-zero then override calculated width/height
561 */ 634 */
562void 635void
563rxvt_term::window_calc (unsigned int width, unsigned int height) 636rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564{ 637{
565 short recalc_x, recalc_y; 638 short recalc_x, recalc_y;
566 int x, y, sb_w, mb_h, flags; 639 int x, y, sb_w, flags;
567 unsigned int w, h; 640 unsigned int w, h;
568 unsigned int max_width, max_height; 641 unsigned int max_width, max_height;
569 642
570 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571 TermWin.ncol, TermWin.nrow, szHint.width,
572 szHint.height));
573 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 643 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574 szHint.win_gravity = NorthWestGravity; 644 szHint.win_gravity = NorthWestGravity;
575 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 645 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576 646
577 recalc_x = recalc_y = 0; 647 recalc_x = recalc_y = 0;
578 flags = 0; 648 flags = 0;
649
579 if (!parsed_geometry) 650 if (!parsed_geometry)
580 { 651 {
581 parsed_geometry = 1; 652 parsed_geometry = 1;
653
582 if (rs[Rs_geometry]) 654 if (rs[Rs_geometry])
583 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 655 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
656
584 if (flags & WidthValue) 657 if (flags & WidthValue)
585 { 658 {
586 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 659 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 660 szHint.flags |= USSize;
588 } 661 }
662
589 if (flags & HeightValue) 663 if (flags & HeightValue)
590 { 664 {
591 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 665 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
592 szHint.flags |= USSize; 666 szHint.flags |= USSize;
593 } 667 }
668
594 if (flags & XValue) 669 if (flags & XValue)
595 { 670 {
596 szHint.x = x; 671 szHint.x = x;
597 szHint.flags |= USPosition; 672 szHint.flags |= USPosition;
673
598 if (flags & XNegative) 674 if (flags & XNegative)
599 { 675 {
600 recalc_x = 1; 676 recalc_x = 1;
601 szHint.win_gravity = NorthEastGravity; 677 szHint.win_gravity = NorthEastGravity;
602 } 678 }
603 } 679 }
680
604 if (flags & YValue) 681 if (flags & YValue)
605 { 682 {
606 szHint.y = y; 683 szHint.y = y;
607 szHint.flags |= USPosition; 684 szHint.flags |= USPosition;
685
608 if (flags & YNegative) 686 if (flags & YNegative)
609 { 687 {
610 recalc_y = 1; 688 recalc_y = 1;
689
611 if (szHint.win_gravity == NorthEastGravity) 690 if (szHint.win_gravity == NorthEastGravity)
612 szHint.win_gravity = SouthEastGravity; 691 szHint.win_gravity = SouthEastGravity;
613 else 692 else
614 szHint.win_gravity = SouthWestGravity; 693 szHint.win_gravity = SouthWestGravity;
615 } 694 }
616 } 695 }
617 } 696 }
697
618 /* TODO: BOUNDS */ 698 /* TODO: BOUNDS */
619 TermWin.width = TermWin.ncol * TermWin.fwidth; 699 width = ncol * fwidth;
620 TermWin.height = TermWin.nrow * TermWin.fheight; 700 height = nrow * fheight;
621 max_width = MAX_COLS * TermWin.fwidth; 701 max_width = MAX_COLS * fwidth;
622 max_height = MAX_ROWS * TermWin.fheight; 702 max_height = MAX_ROWS * fheight;
623 703
624 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 704 szHint.base_width = szHint.base_height = 2 * int_bwidth;
625 705
626 sb_w = mb_h = 0; 706 sb_w = 0;
627 window_vt_x = window_vt_y = 0; 707 window_vt_x = window_vt_y = int_bwidth;
628 if (scrollbar_visible ()) 708
709 if (scrollBar.state)
629 { 710 {
630 sb_w = scrollbar_TotalWidth (); 711 sb_w = scrollbar_TotalWidth ();
631 szHint.base_width += sb_w; 712 szHint.base_width += sb_w;
713
632 if (! (Options & Opt_scrollBar_right)) 714 if (!option (Opt_scrollBar_right))
633 window_vt_x = sb_w; 715 window_vt_x += sb_w;
634 }
635 if (menubar_visible ())
636 { 716 }
637 mb_h = menuBar_TotalHeight (); 717
638 szHint.base_height += mb_h;
639 window_vt_y = mb_h;
640 }
641 szHint.width_inc = TermWin.fwidth; 718 szHint.width_inc = fwidth;
642 szHint.height_inc = TermWin.fheight; 719 szHint.height_inc = fheight;
643 szHint.min_width = szHint.base_width + szHint.width_inc; 720 szHint.min_width = szHint.base_width + szHint.width_inc;
644 szHint.min_height = szHint.base_height + szHint.height_inc; 721 szHint.min_height = szHint.base_height + szHint.height_inc;
645 722
646 if (width && width - szHint.base_width < max_width) 723 if (newwidth && newwidth - szHint.base_width < max_width)
647 { 724 {
648 szHint.width = width; 725 szHint.width = newwidth;
649 TermWin.width = width - szHint.base_width; 726 width = newwidth - szHint.base_width;
650 } 727 }
651 else 728 else
652 { 729 {
653 MIN_IT (TermWin.width, max_width); 730 min_it (width, max_width);
654 szHint.width = szHint.base_width + TermWin.width; 731 szHint.width = szHint.base_width + width;
655 } 732 }
733
656 if (height && height - szHint.base_height < max_height) 734 if (newheight && newheight - szHint.base_height < max_height)
657 { 735 {
658 szHint.height = height; 736 szHint.height = newheight;
659 TermWin.height = height - szHint.base_height; 737 height = newheight - szHint.base_height;
660 } 738 }
661 else 739 else
662 { 740 {
663 MIN_IT (TermWin.height, max_height); 741 min_it (height, max_height);
664 szHint.height = szHint.base_height + TermWin.height; 742 szHint.height = szHint.base_height + height;
665 } 743 }
744
666 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 745 if (scrollBar.state && option (Opt_scrollBar_right))
667 window_sb_x = szHint.width - sb_w; 746 window_sb_x = szHint.width - sb_w;
668 747
669 if (recalc_x) 748 if (recalc_x)
670 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 749 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
671 - szHint.width - 2 * TermWin.ext_bwidth); 750
672 if (recalc_y) 751 if (recalc_y)
673 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 752 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
674 - szHint.height - 2 * TermWin.ext_bwidth);
675 753
676 TermWin.ncol = TermWin.width / TermWin.fwidth; 754 ncol = width / fwidth;
677 TermWin.nrow = TermWin.height / TermWin.fheight; 755 nrow = height / fheight;
678 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679 TermWin.ncol, TermWin.nrow, szHint.width,
680 szHint.height));
681 return;
682} 756}
683 757
684/*----------------------------------------------------------------------*/ 758/*----------------------------------------------------------------------*/
685/* 759/*
686 * Tell the teletype handler what size the window is. 760 * Tell the teletype handler what size the window is.
687 * Called after a window size change. 761 * Called after a window size change.
688 */ 762 */
689void 763void
690rxvt_term::tt_winch () 764rxvt_term::tt_winch ()
691{ 765{
766 if (pty->pty < 0)
767 return;
768
692 struct winsize ws; 769 struct winsize ws;
693 770
694 if (cmd_fd < 0)
695 return;
696
697 ws.ws_col = TermWin.ncol; 771 ws.ws_col = ncol;
698 ws.ws_row = TermWin.nrow; 772 ws.ws_row = nrow;
699 ws.ws_xpixel = ws.ws_ypixel = 0; 773 ws.ws_xpixel = width;
700#ifndef DEBUG_SIZE 774 ws.ws_ypixel = height;
701 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 775 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
702#else 776
703 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 777#if 0
704 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 778 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705# ifdef SIGWINCH
706 else if (cmd_pid) /* force through to the command */ 779 if (cmd_pid) /* force through to the command */
707 kill (cmd_pid, SIGWINCH); 780 kill (-cmd_pid, SIGWINCH);
708# endif
709#endif 781#endif
710} 782}
711 783
712/*----------------------------------------------------------------------*/ 784/*----------------------------------------------------------------------*/
713/* rxvt_change_font () - Switch to a new font */ 785/* set_fonts () - load and set the various fonts
714/* 786 *
715 * init = 1 - initialize 787 * init = 1 - initialize
716 * 788 *
717 * fontname == FONT_UP - switch to bigger font 789 * fontname == FONT_UP - switch to bigger font
718 * fontname == FONT_DN - switch to smaller font 790 * fontname == FONT_DN - switch to smaller font
719 */ 791 */
720bool 792bool
721rxvt_term::change_font (const char *fontname) 793rxvt_term::set_fonts ()
722{ 794{
723 if (fontname == FONT_UP)
724 {
725 // TODO
726 }
727 else if (fontname == FONT_DN)
728 {
729 // TODO
730 }
731 else
732 {
733 rxvt_fontset *fs = new rxvt_fontset (this); 795 rxvt_fontset *fs = new rxvt_fontset (this);
796 rxvt_fontprop prop;
734 797
735 if (fs && fs->populate (fontname)) 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
736 { 832 {
737 delete TermWin.fontset; 833 fontset[style] = fs = new rxvt_fontset (this);
738 TermWin.fontset = fs; 834 rxvt_fontprop prop2 = prop;
739 TermWin.fwidth = fs->base_font ()->width;
740 TermWin.fheight = fs->base_font ()->height;
741 TermWin.fbase = fs->base_font ()->ascent;
742 835
743 // TODO: screen needs to be told about new fonts 836 if (res)
744
745 if (TermWin.parent[0])
746 { 837 {
747 resize_all_windows (0, 0, 0); 838 fs->populate (res);
748 scr_remap_chars (); 839 fs->set_prop (prop2, false);
749 scr_touch (true);
750 } 840 }
841 else
842 {
843 fs->populate (fontset[0]->fontdesc);
751 844
752 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
753 } 851 }
852#else
853 fontset[style] = fontset[0];
854#endif
855 }
856
857 if (parent[0])
754 } 858 {
859 resize_all_windows (0, 0, 0);
860 scr_remap_chars ();
861 scr_touch (true);
862 }
755 863
756 return false; 864 return true;
757} 865}
758 866
759bool 867void rxvt_term::set_string_property (Atom prop, const char *str, int len)
760rxvt_term::font_up_down (int n, int direction)
761{ 868{
762 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);
763} 885}
764 886
765/*----------------------------------------------------------------------*/ 887/*----------------------------------------------------------------------*/
766/*----------------------------------------------------------------------*/ 888/*----------------------------------------------------------------------*/
767/* xterm sequences - title, iconName, color (exptl) */ 889/* xterm sequences - title, iconName, color (exptl) */
768void 890void
769rxvt_term::set_title (const char *str) 891rxvt_term::set_title (const char *str)
770{ 892{
771#ifndef SMART_WINDOW_TITLE 893 set_string_property (XA_WM_NAME, str);
772 XStoreName (display->display, TermWin.parent[0], str); 894#if ENABLE_EWMH
773#else 895 set_utf8_property (xa[XA_NET_WM_NAME], str);
774 char *name;
775
776 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
777 name = NULL;
778 if (name == NULL || STRCMP (name, str))
779 XStoreName (display->display, TermWin.parent[0], str);
780 if (name)
781 XFree (name);
782#endif 896#endif
783} 897}
784 898
785void 899void
786rxvt_term::set_iconName (const char *str) 900rxvt_term::set_icon_name (const char *str)
787{ 901{
788#ifndef SMART_WINDOW_TITLE 902 set_string_property (XA_WM_ICON_NAME, str);
789 XSetIconName (display->display, TermWin.parent[0], str); 903#if ENABLE_EWMH
790#else 904 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
791 char *name;
792
793 if (XGetIconName (display->display, TermWin.parent[0], &name))
794 name = NULL;
795 if (name == NULL || STRCMP (name, str))
796 XSetIconName (display->display, TermWin.parent[0], str);
797 if (name)
798 XFree (name);
799#endif 905#endif
800} 906}
801 907
802#ifdef XTERM_COLOR_CHANGE 908#ifdef XTERM_COLOR_CHANGE
803void 909void
804rxvt_term::set_window_color (int idx, const char *color) 910rxvt_term::set_window_color (int idx, const char *color)
805{ 911{
806 rxvt_color xcol; 912 rxvt_color xcol;
807 int i; 913 int i;
808 914
809 if (color == NULL || *color == '\0') 915 if (color == NULL || *color == '\0')
810 return; 916 return;
811 917
918 color = strdup (color);
919 allocated.push_back ((void *)color);
920 rs[Rs_color + idx] = color;
921
812 /* handle color aliases */ 922 /* handle color aliases */
813 if (isdigit (*color)) 923 if (isdigit (*color))
814 { 924 {
815 i = atoi (color); 925 i = atoi (color);
926
816 if (i >= 8 && i <= 15) 927 if (i >= 8 && i <= 15)
817 { /* bright colors */ 928 { /* bright colors */
818 i -= 8; 929 i -= 8;
819# ifndef NO_BRIGHTCOLOR
820 PixColors[idx] = PixColors[minBrightCOLOR + i]; 930 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
821 SET_PIXCOLOR (idx);
822 goto Done; 931 goto done;
823# endif
824
825 } 932 }
933
826 if (i >= 0 && i <= 7) 934 if (i >= 0 && i <= 7)
827 { /* normal colors */ 935 { /* normal colors */
828 PixColors[idx] = PixColors[minCOLOR + i]; 936 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
829 SET_PIXCOLOR (idx);
830 goto Done; 937 goto done;
831 } 938 }
832 } 939 }
833 if (!rXParseAllocColor (& xcol, color)) 940
834 return; 941 set_color (xcol, color);
835 /* XStoreColor (display->display, XCMAP, XColor*); */
836 942
837 /* 943 /*
838 * 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,
839 * so just keep gobbling up the colormap 945 * so just keep gobbling up the colormap
840 */ 946 */
841# if 0
842 for (i = Color_Black; i <= Color_White; i++)
843 if (PixColors[idx] == PixColors[i])
844 break;
845 if (i > Color_White)
846 {
847 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
848 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
849 DisplayPlanes (display->display, display->screen));
850 }
851# endif
852 947
853 PixColors[idx] = xcol; 948 pix_colors_focused[idx] = xcol;
854 SET_PIXCOLOR (idx);
855 949
856 /* XSetWindowAttributes attr; */ 950 /* XSetWindowAttributes attr; */
857 /* Cursor cursor; */ 951 /* Cursor cursor; */
858Done: 952done:
859 if (idx == Color_bg && ! (Options & Opt_transparent))
860 XSetWindowBackground (display->display, TermWin.vt,
861 PixColors[Color_bg]);
862
863 /* handle Color_BD, scrollbar background, etc. */ 953 /*TODO: handle Color_BD, scrollbar background, etc. */
864 954
865 set_colorfgbg (); 955 update_fade_color (idx);
866 recolour_cursor (); 956 recolour_cursor ();
867 /* the only reasonable way to enforce a clean update */ 957 scr_recolour ();
868 scr_poweron ();
869} 958}
870 959
871#else 960#else
872# define set_window_color (idx,color) ((void)0) 961# define set_window_color (idx,color) ((void)0)
873#endif /* XTERM_COLOR_CHANGE */ 962#endif /* XTERM_COLOR_CHANGE */
874 963
875void 964void
876rxvt_term::recolour_cursor () 965rxvt_term::recolour_cursor ()
877{ 966{
878#if TODO 967 XColor fg, bg;
879 rxvt_color xcol[2];
880 968
881 xcol[0] = PixColors[Color_pointer]; 969 (ISSET_PIXCOLOR (Color_pointer_fg)
882 xcol[1] = PixColors[Color_bg]; 970 ? pix_colors_focused[Color_pointer_fg]
883 XQueryColors (display->display, XCMAP, xcol, 2); 971 : pix_colors_focused[Color_fg]).get (fg);
884 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 972
885#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);
886} 978}
887 979
888/*----------------------------------------------------------------------*/ 980/*----------------------------------------------------------------------*/
889/* 981/*
890 * 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
891 */ 983 */
892void 984void
893rxvt_term::set_colorfgbg () 985rxvt_term::set_colorfgbg ()
894{ 986{
895 unsigned int i; 987 unsigned int i;
896 const char *xpmb = "\0"; 988 const char *xpmb = "\0";
897 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 989 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
898 990
899 env_colorfgbg =
900 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
901 STRCPY (fstr, "default"); 991 strcpy (fstr, "default");
902 STRCPY (bstr, "default"); 992 strcpy (bstr, "default");
903 for (i = Color_Black; i <= Color_White; i++) 993 for (i = Color_Black; i <= Color_White; i++)
904 if (PixColors[Color_fg] == PixColors[i]) 994 if (pix_colors[Color_fg] == pix_colors[i])
905 { 995 {
906 sprintf (fstr, "%d", (i - Color_Black)); 996 sprintf (fstr, "%d", (i - Color_Black));
907 break; 997 break;
908 } 998 }
999
909 for (i = Color_Black; i <= Color_White; i++) 1000 for (i = Color_Black; i <= Color_White; i++)
910 if (PixColors[Color_bg] == PixColors[i]) 1001 if (pix_colors[Color_bg] == pix_colors[i])
911 { 1002 {
912 sprintf (bstr, "%d", (i - Color_Black)); 1003 sprintf (bstr, "%d", (i - Color_Black));
913#ifdef XPM_BACKGROUND 1004#ifdef XPM_BACKGROUND
914 xpmb = "default;"; 1005 xpmb = "default;";
915#endif 1006#endif
916 break; 1007 break;
917 } 1008 }
918 1009
919 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1010 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
920
921#ifndef NO_BRIGHTCOLOR
922 colorfgbg = DEFAULT_RSTYLE;
923 for (i = minCOLOR; i <= maxCOLOR; i++)
924 {
925 if (PixColors[Color_fg] == PixColors[i])
926 colorfgbg = SET_FGCOLOR (colorfgbg, i);
927 if (PixColors[Color_bg] == PixColors[i])
928 colorfgbg = SET_BGCOLOR (colorfgbg, i);
929 }
930#endif
931} 1011}
932 1012
933/*----------------------------------------------------------------------*/ 1013/*----------------------------------------------------------------------*/
934/*
935 * Colour determination for low colour displays, routine from
936 * Hans de Goede <hans@highrise.nl>
937 */
938 1014
939int 1015bool
940rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1016rxvt_term::set_color (rxvt_color &color, const char *name)
941{ 1017{
942 if (!screen_in_out->set (display, colour)) 1018 if (color.set (this, name))
943 {
944 rxvt_print_error ("can't allocate colour: %s", colour);
945 return false;
946 }
947
948 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]);
949} 1029}
950 1030
951/* -------------------------------------------------------------------- * 1031/* -------------------------------------------------------------------- *
952 * - WINDOW RESIZING - * 1032 * - WINDOW RESIZING - *
953 * -------------------------------------------------------------------- */ 1033 * -------------------------------------------------------------------- */
954void 1034void
955rxvt_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)
956{ 1036{
957 int fix_screen; 1037 int fix_screen;
1038 int old_width = szHint.width;
1039 int old_height = szHint.height;
958 1040
959#ifdef SMART_RESIZE
960 int old_width = szHint.width, old_height = szHint.height;
961#endif
962
963 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)))
964 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1044 XSetWMNormalHints (dpy, parent[0], &szHint);
1045
965 if (!ignoreparent) 1046 if (!ignoreparent)
966 { 1047 {
967#ifdef SMART_RESIZE 1048#ifdef SMART_RESIZE
968 /* 1049 /*
969 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1050 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
972 int x, y, x1, y1; 1053 int x, y, x1, y1;
973 int dx, dy; 1054 int dx, dy;
974 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1055 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
975 Window unused_cr; 1056 Window unused_cr;
976 1057
977 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1058 XTranslateCoordinates (dpy, parent[0], display->root,
978 0, 0, &x, &y, &unused_cr); 1059 0, 0, &x, &y, &unused_cr);
979 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1060 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
980 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1061 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
981 /* 1062 /*
982 * 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
983 * our position for handles and decorations. Counter it 1064 * our position for handles and decorations. Counter it
984 */ 1065 */
986 { 1067 {
987 x -= x1; 1068 x -= x1;
988 y -= y1; 1069 y -= y1;
989 } 1070 }
990 1071
991 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1072 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
992 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1073 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
993 dx = old_width - szHint.width; 1074 dx = old_width - szHint.width;
994 dy = old_height - szHint.height; 1075 dy = old_height - szHint.height;
995 1076
996 /* Check position of the center of the window */ 1077 /* Check position of the center of the window */
997 if (x < x1) /* left half */ 1078 if (x < x1) /* left half */
998 dx = 0; 1079 dx = 0;
1001 if (y < y1) /* top half */ 1082 if (y < y1) /* top half */
1002 dy = 0; 1083 dy = 0;
1003 else if (y == y1) /* exact center */ 1084 else if (y == y1) /* exact center */
1004 dy /= 2; 1085 dy /= 2;
1005 1086
1006 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1087 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1007 szHint.width, szHint.height); 1088 szHint.width, szHint.height);
1008#else 1089#else
1009 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1090 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1010 szHint.height);
1011#endif 1091#endif
1012
1013 } 1092 }
1014 1093
1015 fix_screen = (TermWin.ncol != prev_ncol 1094 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1016 || TermWin.nrow != prev_nrow);
1017 1095
1018 if (fix_screen || width != old_width || height != old_height) 1096 if (fix_screen || newwidth != old_width || newheight != old_height)
1019 { 1097 {
1020 if (scrollbar_visible ()) 1098 if (scrollBar.state)
1021 { 1099 {
1022 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1100 XMoveResizeWindow (dpy, scrollBar.win,
1101 window_sb_x, 0,
1023 0, scrollbar_TotalWidth (), szHint.height); 1102 scrollbar_TotalWidth (), szHint.height);
1024 resize_scrollbar (); 1103 resize_scrollbar ();
1025 } 1104 }
1026 1105
1027 if (menubar_visible ()) 1106 XMoveResizeWindow (dpy, vt,
1028 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1107 window_vt_x, window_vt_y,
1029 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1030
1031 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1032 window_vt_y, TermWin_TotalWidth (),
1033 TermWin_TotalHeight ()); 1108 width, height);
1109
1034 scr_clear (); 1110 scr_clear ();
1035#ifdef XPM_BACKGROUND 1111#ifdef XPM_BACKGROUND
1036 resize_pixmap (); 1112 resize_pixmap ();
1037#endif 1113#endif
1038
1039 } 1114 }
1040 1115
1041 if (fix_screen || old_height == 0) 1116 if (fix_screen || old_height == 0)
1042 {
1043 int curr_screen = -1;
1044 int old_ncol = prev_ncol;
1045
1046 /* scr_reset only works on the primary screen */
1047 if (old_height) /* this is not the first time through */
1048 {
1049 unsigned int ncol = TermWin.ncol;
1050 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1051 curr_screen = scr_change_screen (PRIMARY);
1052 TermWin.ncol = ncol;
1053 }
1054
1055 scr_reset (); 1117 scr_reset ();
1056 1118
1057 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
1058 { 1120 //scr_touch (false);
1059 scr_change_screen (curr_screen);
1060 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1061 }
1062 }
1063 1121
1064 old_width = szHint.width; 1122#ifdef XPM_BACKGROUND
1065 old_height = szHint.height; 1123 if (pixmap)
1124 scr_touch (false);
1125#endif
1066 1126
1067#ifdef USE_XIM 1127#ifdef USE_XIM
1068 IMSetStatusPosition (); 1128 IMSetPosition ();
1069#endif 1129#endif
1070} 1130}
1071 1131
1072/* 1132/*
1073 * 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.
1074 * good for toggling 80/132 columns 1134 * good for toggling 80/132 columns
1075 */ 1135 */
1076void 1136void
1077rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1137rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1078{ 1138{
1079 XWindowAttributes wattr; 1139 XWindowAttributes wattr;
1080 1140
1081 if (width == 0 || height == 0) 1141 if (newwidth == 0 || newheight == 0)
1082 { 1142 {
1083 XGetWindowAttributes (display->display, display->root, &wattr); 1143 XGetWindowAttributes (dpy, display->root, &wattr);
1144
1084 if (width == 0) 1145 if (newwidth == 0)
1085 width = wattr.width - szHint.base_width; 1146 newwidth = wattr.width - szHint.base_width;
1086 if (height == 0) 1147 if (newheight == 0)
1087 height = wattr.height - szHint.base_height; 1148 newheight = wattr.height - szHint.base_height;
1088 }
1089 if (width != TermWin.width || height != TermWin.height)
1090 { 1149 }
1150
1151 if (newwidth != width || newheight != height)
1152 {
1091 width += szHint.base_width; 1153 newwidth += szHint.base_width;
1092 height += szHint.base_height; 1154 newheight += szHint.base_height;
1093 resize_all_windows (width, height, 0); 1155 resize_all_windows (newwidth, newheight, 0);
1094 } 1156 }
1095} 1157}
1096 1158
1097/* -------------------------------------------------------------------- * 1159/* -------------------------------------------------------------------- *
1098 * - X INPUT METHOD ROUTINES - * 1160 * - X INPUT METHOD ROUTINES - *
1099 * -------------------------------------------------------------------- */ 1161 * -------------------------------------------------------------------- */
1100#ifdef USE_XIM 1162#ifdef USE_XIM
1101 1163
1102void 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
1103rxvt_term::im_set_size (XRectangle *size) 1172rxvt_term::im_set_size (XRectangle &size)
1104{ 1173{
1105 size->x = TermWin.int_bwidth; 1174 // the int_bwidth terms make no sense to me
1106 size->y = TermWin.int_bwidth; 1175 size.x = int_bwidth;
1107 size->width = Width2Pixel (TermWin.ncol); 1176 size.y = int_bwidth;
1108 size->height = Height2Pixel (TermWin.nrow); 1177 size.width = Width2Pixel (ncol) + int_bwidth;
1178 size.height = Height2Pixel (nrow) + int_bwidth;
1109} 1179}
1110 1180
1111void 1181void
1112rxvt_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)
1113{ 1185{
1114 *fg = PixColors[Color_fg]; 1186 preedit_rect.x = needed_rect.width;
1115 *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;
1116} 1195}
1117 1196
1118/* Checking whether input method is running. */ 1197/* Checking whether input method is running. */
1119bool 1198bool
1120rxvt_term::IMisRunning () 1199rxvt_term::IMisRunning ()
1121{ 1200{
1122 char *p; 1201 char *p;
1123 Atom atom; 1202 Atom atom;
1124 Window win; 1203 Window win;
1125 char server[IMBUFSIZ]; 1204 char server[IMBUFSIZ];
1126 1205
1127 /* get current locale modifier */ 1206 /* get current locale modifier */
1128 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1207 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1129 { 1208 {
1130 STRCPY (server, "@server="); 1209 strcpy (server, "@server=");
1131 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1210 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1211
1132 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1212 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1133 *p = '\0'; 1213 *p = '\0';
1134 1214
1135 atom = XInternAtom (display->display, server, False); 1215 atom = XInternAtom (dpy, server, False);
1136 win = XGetSelectionOwner (display->display, atom); 1216 win = XGetSelectionOwner (dpy, atom);
1217
1137 if (win != None) 1218 if (win != None)
1138 return True; 1219 return True;
1139 } 1220 }
1221
1140 return False; 1222 return False;
1141} 1223}
1142 1224
1143void 1225void
1144rxvt_term::IMSendSpot () 1226rxvt_term::IMSendSpot ()
1145{ 1227{
1146 XPoint spot; 1228 XPoint nspot;
1147 XVaNestedList preedit_attr; 1229 XVaNestedList preedit_attr;
1148 1230
1149 if (Input_Context == NULL 1231 if (!Input_Context
1150 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1232 || !focus
1151 || ! (event_type == KeyPress 1233 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1152 || event_type == Expose
1153 || event_type == NoExpose
1154 || event_type == SelectionNotify
1155 || event_type == ButtonRelease || event_type == FocusIn)
1156 || !IMisRunning ())
1157 return; 1234 return;
1158 1235
1159 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;
1160 1242
1161 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1243 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1162 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1244 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1163 XFree (preedit_attr); 1245 XFree (preedit_attr);
1164} 1246}
1165 1247
1166void 1248void
1167rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1168 XRectangle * needed_rect)
1169{
1170 int mbh, vtx = 0;
1171
1172 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1173 vtx = scrollbar_TotalWidth ();
1174
1175 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1176 mbh -= TermWin.lineSpace;
1177
1178 preedit_rect->x = needed_rect->width + vtx;
1179 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1180
1181 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1182 preedit_rect->height = Height2Pixel (1);
1183
1184 status_rect->x = vtx;
1185 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1186
1187 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1188 status_rect->height = Height2Pixel (1);
1189}
1190
1191void
1192rxvt_term::im_destroy () 1249rxvt_term::im_destroy ()
1193{ 1250{
1194 if (Input_Context)
1195 {
1196 XDestroyIC (Input_Context);
1197 Input_Context = NULL;
1198 }
1199
1200 if (input_method) 1251 if (input_method)
1201 { 1252 {
1253 if (Input_Context && input_method->xim)
1254 XDestroyIC (Input_Context);
1255
1202 display->put_xim (input_method); 1256 display->put_xim (input_method);
1203 input_method = 0; 1257 input_method = 0;
1204 } 1258 }
1259
1260 Input_Context = 0;
1205} 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
1206 1336
1207/* 1337/*
1208 * 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
1209 * open a suitable preedit type 1339 * open a suitable preedit type
1210 */ 1340 */
1211bool 1341bool
1212rxvt_term::IM_get_IC (const char *modifiers) 1342rxvt_term::IM_get_IC (const char *modifiers)
1213{ 1343{
1214 int i, j, found; 1344 int i, j, found;
1215 XIM xim; 1345 XIM xim;
1216 XPoint spot; 1346 XPoint spot;
1217 XRectangle rect, status_rect, needed_rect; 1347 XRectangle rect, status_rect, needed_rect;
1218 unsigned long fg, bg; 1348 unsigned long fg, bg;
1219 const char *p; 1349 const char *p;
1220 char **s; 1350 char **s;
1221 XIMStyles *xim_styles; 1351 XIMStyles *xim_styles;
1222 XVaNestedList preedit_attr, status_attr; 1352#ifdef ENABLE_XIM_ONTHESPOT
1353 XIMCallback xcb[4];
1354#endif
1355
1356 set_environ (envv);
1223 1357
1224 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1358 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1225 return false; 1359 return false;
1226 1360
1227 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1228 input_method = display->get_xim (locale, modifiers); 1361 input_method = display->get_xim (locale, modifiers);
1229 if (input_method == NULL) 1362 if (input_method == NULL)
1230 return false; 1363 return false;
1231 1364
1232 xim = input_method->xim; 1365 xim = input_method->xim;
1366 spot.x = spot.y = -1;
1233 1367
1234 xim_styles = NULL; 1368 xim_styles = NULL;
1235 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1369 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1236 || !xim_styles || !xim_styles->count_styles) 1370 || !xim_styles || !xim_styles->count_styles)
1237 { 1371 {
1238 display->put_xim (input_method); 1372 im_destroy ();
1239 return false; 1373 return false;
1240 } 1374 }
1241 1375
1242 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
1243 s = rxvt_splitcommastring (p); 1385 s = rxvt_splitcommastring (p);
1386
1244 for (i = found = 0; !found && s[i]; i++) 1387 for (i = found = 0; !found && s[i]; i++)
1245 { 1388 {
1246 if (!STRCMP (s[i], "OverTheSpot")) 1389 if (!strcmp (s[i], "OverTheSpot"))
1247 input_style = (XIMPreeditPosition | XIMStatusNothing); 1390 input_style = XIMPreeditPosition | XIMStatusNothing;
1248 else if (!STRCMP (s[i], "OffTheSpot")) 1391 else if (!strcmp (s[i], "OffTheSpot"))
1249 input_style = (XIMPreeditArea | XIMStatusArea); 1392 input_style = XIMPreeditArea | XIMStatusArea;
1250 else if (!STRCMP (s[i], "Root")) 1393 else if (!strcmp (s[i], "Root"))
1251 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;
1252 1403
1253 for (j = 0; j < xim_styles->count_styles; j++) 1404 for (j = 0; j < xim_styles->count_styles; j++)
1254 if (input_style == xim_styles->supported_styles[j]) 1405 if (input_style == xim_styles->supported_styles[j])
1255 { 1406 {
1407 rxvt_freecommastring (s);
1408
1256 found = 1; 1409 found = 1;
1257 break; 1410 goto foundpet;
1411 }
1412
1258 } 1413 }
1259 }
1260 1414
1261 for (i = 0; s[i]; i++) 1415 rxvt_freecommastring (s);
1262 free (s[i]); 1416 }
1263 1417
1264 free (s); 1418foundpet:
1419
1265 XFree (xim_styles); 1420 XFree (xim_styles);
1266 1421
1267 if (!found) 1422 if (!found)
1268 { 1423 {
1269 display->put_xim (input_method); 1424 im_destroy ();
1270 return false; 1425 return false;
1271 } 1426 }
1272 1427
1273 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 }
1274 1462
1275 if (input_style & XIMPreeditPosition) 1463 if (input_style & XIMPreeditPosition)
1276 { 1464 {
1277 im_set_size (&rect); 1465 im_set_size (rect);
1278 im_set_position (&spot); 1466 im_set_position (spot);
1279 im_set_color (&fg, &bg); 1467 im_set_color (fg, bg);
1280 1468
1281 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1469 preedit_attr = XVaCreateNestedList (0,
1470 XNForeground, fg,
1471 XNBackground, bg,
1472 XNArea, &rect,
1282 XNSpotLocation, &spot, 1473 XNSpotLocation, &spot,
1283 XNForeground, fg, XNBackground, bg,
1284 //XNFontSet, TermWin.fontset, 1474 XNFontSet, fs,
1285 NULL); 1475 NULL);
1286 } 1476 }
1287 else if (input_style & XIMPreeditArea) 1477 else if (input_style & XIMPreeditArea)
1288 { 1478 {
1289 im_set_color (&fg, &bg); 1479 im_set_color (fg, bg);
1290 1480
1291 /* 1481 /*
1292 * The necessary width of preedit area is unknown 1482 * The necessary width of preedit area is unknown
1293 * until create input context. 1483 * until create input context.
1294 */ 1484 */
1295 needed_rect.width = 0; 1485 needed_rect.width = 0;
1296
1297 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1486 im_set_preedit_area (rect, status_rect, needed_rect);
1298 1487
1299 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1488 preedit_attr = XVaCreateNestedList (0,
1489 XNForeground, fg,
1300 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,
1301 //XNFontSet, TermWin.fontset, 1498 XNFontSet, fs,
1302 NULL); 1499 NULL);
1303 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1500 }
1304 XNForeground, fg, XNBackground, bg, 1501#if ENABLE_XIM_ONTHESPOT
1305 //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
1306 NULL); 1521 NULL);
1307 } 1522 }
1523#endif
1308 1524
1309 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1525 Input_Context = XCreateIC (xim,
1526 XNInputStyle, input_style,
1310 XNClientWindow, TermWin.parent[0], 1527 XNClientWindow, vt,
1311 XNFocusWindow, TermWin.parent[0], 1528 XNFocusWindow, parent[0],
1312 preedit_attr ? XNPreeditAttributes : NULL, 1529 preedit_attr ? XNPreeditAttributes : NULL,
1313 preedit_attr, 1530 preedit_attr,
1314 status_attr ? XNStatusAttributes : NULL, 1531 status_attr ? XNStatusAttributes : NULL,
1315 status_attr, NULL); 1532 status_attr, NULL);
1533
1316 if (preedit_attr) XFree (preedit_attr); 1534 if (preedit_attr) XFree (preedit_attr);
1317 if (status_attr) XFree (status_attr); 1535 if (status_attr) XFree (status_attr);
1536 if (fs) XFreeFontSet (dpy, fs);
1318 1537
1319 if (Input_Context == NULL) 1538 if (Input_Context == NULL)
1320 { 1539 {
1321 rxvt_print_error ("failed to create input context"); 1540 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1322 display->put_xim (input_method); 1541 im_destroy ();
1323 return false; 1542 return false;
1324 } 1543 }
1325 1544
1326 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
1327 IMSetStatusPosition (); 1551 IMSetPosition ();
1328 1552
1329 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1330 return true; 1553 return true;
1331} 1554}
1332 1555
1333void 1556void
1334rxvt_term::im_cb () 1557rxvt_term::im_cb ()
1335{ 1558{
1336 int i, found, had_im; 1559 int i;
1337 const char *p; 1560 const char *p;
1338 char **s; 1561 char **s;
1339 char buf[IMBUFSIZ]; 1562 char buf[IMBUFSIZ];
1340 1563
1564 make_current ();
1565
1341 im_destroy (); 1566 im_destroy ();
1342 1567
1343 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1344 if (Input_Context) 1568 if (Input_Context)
1345 return; 1569 return;
1346 1570
1347#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1571#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1348 if (rs[Rs_imLocale]) 1572 if (rs[Rs_imLocale])
1353 if (p && *p) 1577 if (p && *p)
1354 { 1578 {
1355 bool found = false; 1579 bool found = false;
1356 1580
1357 s = rxvt_splitcommastring (p); 1581 s = rxvt_splitcommastring (p);
1582
1358 for (i = 0; s[i]; i++) 1583 for (i = 0; s[i]; i++)
1359 { 1584 {
1360 if (*s[i]) 1585 if (*s[i])
1361 { 1586 {
1362 STRCPY (buf, "@im="); 1587 strcpy (buf, "@im=");
1363 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1588 strncat (buf, s[i], IMBUFSIZ - 5);
1364 if (IM_get_IC (buf)) 1589 if (IM_get_IC (buf))
1365 { 1590 {
1366 found = true; 1591 found = true;
1367 break; 1592 break;
1368 } 1593 }
1369 } 1594 }
1370 } 1595 }
1371 for (i = 0; s[i]; i++) 1596
1372 free (s[i]); 1597 rxvt_freecommastring (s);
1373 free (s);
1374 1598
1375 if (found) 1599 if (found)
1376 goto done; 1600 goto done;
1377 } 1601 }
1378 1602
1390 SET_LOCALE (locale); 1614 SET_LOCALE (locale);
1391#endif 1615#endif
1392} 1616}
1393 1617
1394void 1618void
1395rxvt_term::IMSetStatusPosition () 1619rxvt_term::IMSetPosition ()
1396{ 1620{
1397 XRectangle preedit_rect, status_rect, *needed_rect; 1621 XRectangle preedit_rect, status_rect, *needed_rect;
1398 XVaNestedList preedit_attr, status_attr; 1622 XVaNestedList preedit_attr, status_attr;
1399 1623
1400 if (Input_Context == NULL 1624 if (!Input_Context
1401 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1625 || !focus
1626 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1402 || !IMisRunning ()) 1627 || !IMisRunning ())
1403 return; 1628 return;
1404 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 {
1405 /* Getting the necessary width of preedit area */ 1640 /* Getting the necessary width of preedit area */
1406 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1641 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1407 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1642 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1408 XFree (status_attr); 1643 XFree (status_attr);
1409 1644
1410 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);
1411 1647
1412 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1648 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1413 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1649 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1414 1650
1415 XSetICValues (Input_Context, 1651 XSetICValues (Input_Context,
1416 XNPreeditAttributes, preedit_attr, 1652 XNPreeditAttributes, preedit_attr,
1417 XNStatusAttributes, status_attr, NULL); 1653 XNStatusAttributes, status_attr,
1654 NULL);
1418 1655
1656 XFree (status_attr);
1657 }
1658
1419 XFree (preedit_attr); 1659 XFree (preedit_attr);
1420 XFree (status_attr);
1421} 1660}
1422#endif /* USE_XIM */ 1661#endif /* USE_XIM */
1423 1662
1424/*----------------------------------------------------------------------*/
1425rxvt_t rxvt_current_term;
1426
1427/*----------------------- end-of-file (C source) -----------------------*/ 1663/*----------------------- end-of-file (C source) -----------------------*/

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