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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.26 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.358 by sf-exg, Sat Jul 9 13:40:13 2011 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
… …
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
16 * 17 *
17 * 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
18 * 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
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
… …
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
35 38
39#include <limits>
40
41#include <cassert>
36#include <signal.h> 42#include <csignal>
37
38#ifdef TTY_GID_SUPPORT
39# include <grp.h>
40#endif
41
42#ifdef HAVE_TERMIOS_H
43# include <termios.h>
44#endif
45
46#include <cstring> 43#include <cstring>
47 44
45#include <termios.h>
46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# ifdef HAVE_SETLOCALE
52# include <clocale>
53# endif
54#endif
55
56struct termios rxvt_term::def_tio;
57vector<rxvt_term *> rxvt_term::termlist;
58
59// used to tell global functions which terminal instance is "active"
60rxvt_t rxvt_current_term;
61
48static char curlocale[128]; 62static char curlocale[128], savelocale[128];
49 63
50void 64bool
51rxvt_set_locale (const char *locale) 65rxvt_set_locale (const char *locale) NOTHROW
52{ 66{
53 if (locale && STRNCMP (locale, curlocale, 128)) 67 int size = strlen (locale) + 1;
54 { 68
55 STRNCPY (curlocale, locale, 128); 69 if (size > sizeof (curlocale))
70 rxvt_fatal ("locale string too long, aborting.\n");
71
72 if (!locale || !memcmp (locale, curlocale, size))
73 return false;
74
75 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 76 setlocale (LC_CTYPE, curlocale);
57 } 77 return true;
58} 78}
59 79
60void * 80void
61rxvt_term::operator new (size_t s) 81rxvt_push_locale (const char *locale) NOTHROW
62{ 82{
63 void *p = malloc (s); 83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
64 86
65 MEMSET (p, 0, s); 87void
88rxvt_pop_locale () NOTHROW
89{
90 rxvt_set_locale (savelocale);
91}
92
93#if ENABLE_COMBINING
94class rxvt_composite_vec rxvt_composite;
95
96text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
97{
98 compose_char *cc;
99
100 // break compose chains, as stupid readline really likes to duplicate
101 // composing characters for some reason, near the end of a line.
102 cc = (*this)[c1];
103 while (cc)
104 {
105 if (cc->c2 == c2) return c1;
106 cc = (*this)[cc->c1];
107 }
108
109 // check to see whether this combination already exists otherwise
110 for (cc = v.end (); cc-- > v.begin (); )
111 if (cc->c1 == c1 && cc->c2 == c2)
112 return COMPOSE_LO + (cc - v.begin ());
113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
66 return p; 150 return len;
67}
68 151
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 152}
153#endif
74 154
75rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
76 : 156{
157#if HAVE_BG_PIXMAP
158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
159#endif
77#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
78 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
79#endif 162#endif
80#ifdef TEXT_BLINK 163#ifdef TEXT_BLINK
81 text_blink_ev (this, &rxvt_term::text_blink_cb), 164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
82#endif 181#endif
83#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
84 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
85#endif 184#endif
86 check_ev (this, &rxvt_term::check_cb), 185#ifndef NO_BELL
87 destroy_ev (this, &rxvt_term::destroy_cb), 186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
88 pty_ev (this, &rxvt_term::pty_cb), 187#endif
89 x_ev (this, &rxvt_term::x_cb), 188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
90 incr_ev (this, &rxvt_term::incr_cb) 189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
91{ 190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
92 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void
207rxvt_term::emergency_cleanup ()
208{
209 if (cmd_pid)
210 kill (-cmd_pid, SIGHUP);
211
212 pty_ev.stop ();
213 delete pty; pty = 0;
93} 214}
94 215
95rxvt_term::~rxvt_term () 216rxvt_term::~rxvt_term ()
96{ 217{
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
228
229#ifdef HAVE_BG_PIXMAP
230 bg_destroy ();
231#endif
232
233 if (display)
234 {
235 selection_clear ();
236 selection_clear (true);
237
238#ifdef USE_XIM
239 im_destroy ();
240#endif
241 scrollBar.destroy ();
242 if (gc) XFreeGC (dpy, gc);
243
244 delete drawable;
245 // destroy all windows
246 if (parent)
247 XDestroyWindow (dpy, parent);
248
249 for (int i = 0; i < TOTAL_COLORS; i++)
250 if (ISSET_PIXCOLOR (i))
251 {
252 pix_colors_focused [i].free (this);
253#if OFF_FOCUS_FADING
254 pix_colors_unfocused [i].free (this);
255#endif
256 }
257
258 clear ();
259
260 display->flush (); /* ideally .put should do this */
261 displays.put (display);
262 }
263
97 scr_release (); 264 scr_release ();
98 265
266 /* clear all resources */
267 for (int i = 0; i < allocated.size (); i++)
268 free (allocated [i]);
269
270 free (selection.text);
271 free (selection.clip_text);
272 // TODO: manage env vars in child only(!)
273 free (env_display);
274 free (env_term);
99 free (locale); 275 free (locale);
100 free (codeset); 276 free (v_buffer);
101 277
102#ifndef NO_SETOWNER_TTYDEV 278 delete selection_req;
103 privileged_ttydev (RESTORE);
104#endif
105#ifdef UTMP_SUPPORT
106 privileged_utmp (RESTORE);
107#endif
108#ifdef USE_XIM
109 if (Input_Context != NULL)
110 {
111 XDestroyIC (Input_Context);
112 Input_Context = NULL;
113 }
114#endif
115 279
116 if (cmd_fd >= 0) 280 delete envv;
117 close (cmd_fd); 281 delete argv;
118 282
119 if (Xfd >= 0) 283#ifdef KEYSYM_RESOURCE
120 XCloseDisplay (Xdisplay); 284 delete keyboard;
285#endif
286#ifndef NO_RESOURCES
287 XrmDestroyDatabase (option_db);
288#endif
289}
121 290
122 delete PixColors; 291// child has exited, usually destroys
292void
293rxvt_term::child_cb (ev::child &w, int status)
294{
295 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
296
297 cmd_pid = 0;
298
299 if (!option (Opt_hold))
300 destroy ();
123} 301}
124 302
125void 303void
126rxvt_term::destroy () 304rxvt_term::destroy ()
127{ 305{
306 if (destroy_ev.is_active ())
307 return;
308
309 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
310
311#if ENABLE_OVERLAY
312 scr_overlay_off ();
313#endif
314
315 if (display)
316 {
317#if USE_XIM
318 im_ev.stop (display);
319#endif
320 scrollbar_ev.stop (display);
321#if ENABLE_TRANSPARENCY || ENABLE_PERL
322 rootwin_ev.stop (display);
323#endif
324 termwin_ev.stop (display);
325 vt_ev.stop (display);
326 }
327
128 check_ev.stop (); 328 flush_ev.stop ();
129 pty_ev.stop (); 329 pty_ev.stop ();
130 x_ev.stop ();
131#ifdef CURSOR_BLINK 330#ifdef CURSOR_BLINK
132 cursor_blink_ev.stop (); 331 cursor_blink_ev.stop ();
133#endif 332#endif
134#ifdef TEXT_BLINK 333#ifdef TEXT_BLINK
135 text_blink_ev.stop (); 334 text_blink_ev.stop ();
136#endif 335#endif
336#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
337 cont_scroll_ev.stop ();
338#endif
339#ifdef SELECTION_SCROLLING
340 sel_scroll_ev.stop ();
341#endif
137#ifdef POINTER_BLANK 342#ifdef POINTER_BLANK
138 pointer_ev.stop (); 343 pointer_ev.stop ();
139#endif 344#endif
140 345
141 destroy_ev.start (0); 346 destroy_ev.start ();
142} 347}
143 348
144void 349void
145rxvt_term::destroy_cb (time_watcher &w) 350rxvt_term::destroy_cb (ev::idle &w, int revents)
146{ 351{
147 SET_R (this); 352 make_current ();
148 353
149 delete this; 354 delete this;
150} 355}
151 356
152/*----------------------------------------------------------------------*/
153/* rxvt_init() */
154/* LIBPROTO */
155rxvt_t
156rxvt_init (int argc, const char *const *argv)
157{
158 SET_R (new rxvt_term);
159
160 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
161 {
162 delete GET_R;
163 SET_R (0);
164 }
165
166 return GET_R;
167}
168
169void 357void
170rxvt_init_signals () 358rxvt_term::set_option (uint8_t opt, bool set)
171{ 359{
172 /* install exit handler for cleanup */ 360 if (!opt)
173#if 0
174#ifdef HAVE_ATEXIT
175 atexit(rxvt_clean_exit);
176#else
177#endif
178#endif
179
180 struct sigaction sa;
181
182 sigfillset (&sa.sa_mask);
183 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
192 /* signal (SIGURG, SIG_DFL); */
193
194 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196}
197
198bool
199rxvt_term::init (int argc, const char *const *argv)
200{
201 /*
202 * Save and then give up any super-user privileges
203 * If we need privileges in any area then we must specifically request it.
204 * We should only need to be root in these cases:
205 * 1. write utmp entries on some systems
206 * 2. chown tty on some systems
207 */
208 privileges (SAVE);
209 privileges (IGNORE);
210
211 init_secondary ();
212
213 const char **cmd_argv = init_resources (argc, argv);
214
215 set_locale ("");
216
217#if (MENUBAR_MAX)
218 menubar_read (rs[Rs_menu]);
219#endif
220#ifdef HAVE_SCROLLBARS
221 if (Options & Opt_scrollBar)
222 scrollBar.setIdle (); /* set existence for size calculations */
223#endif
224
225 create_windows (argc, argv);
226
227 init_xlocale ();
228
229 scr_reset (); /* initialize screen */
230#ifdef RXVT_GRAPHICS
231 Gr_reset (); /* reset graphics */
232#endif
233
234#if 0
235#ifdef DEBUG_X
236 XSynchronize(Xdisplay, True);
237#endif
238#endif
239
240#ifdef HAVE_SCROLLBARS
241 if (Options & Opt_scrollBar)
242 resize_scrollbar (); /* create and map scrollbar */
243#endif
244#if (MENUBAR_MAX)
245 if (menubar_visible(r))
246 XMapWindow (Xdisplay, menuBar.win);
247#endif
248#ifdef TRANSPARENT
249 if (Options & Opt_transparent)
250 {
251 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252 check_our_parents ();
253 }
254#endif
255 XMapWindow (Xdisplay, TermWin.vt);
256 XMapWindow (Xdisplay, TermWin.parent[0]);
257
258 init_env ();
259 init_command (cmd_argv);
260
261 x_ev.start (Xfd, EVENT_READ);
262 pty_ev.start (cmd_fd, EVENT_READ);
263
264 check_ev.start ();
265
266 process_x_events ();
267
268 return true;
269}
270
271/* ------------------------------------------------------------------------- *
272 * SIGNAL HANDLING & EXIT HANDLER *
273 * ------------------------------------------------------------------------- */
274/*
275 * Catch a SIGCHLD signal and exit if the direct child has died
276 */
277/* ARGSUSED */
278/* EXTPROTO */
279RETSIGTYPE
280rxvt_Child_signal(int sig __attribute__ ((unused)))
281{
282 int pid, save_errno = errno;
283 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
284 ;
285 errno = save_errno;
286
287#if 0
288 if (pid == cmd_pid)
289 exit (EXIT_SUCCESS);
290#endif
291}
292
293/*
294 * Catch a fatal signal and tidy up before quitting
295 */
296/* EXTPROTO */
297RETSIGTYPE
298rxvt_Exit_signal(int sig)
299{
300 signal(sig, SIG_DFL);
301#ifdef DEBUG_CMD
302 rxvt_print_error("signal %d", sig);
303#endif
304 rxvt_clean_exit();
305 kill(getpid(), sig);
306}
307
308/* ARGSUSED */
309/* EXTPROTO */
310int
311rxvt_xerror_handler(const Display * display
312 __attribute__ ((unused)), const XErrorEvent * event)
313{
314 if (GET_R->allowedxerror == -1)
315 GET_R->allowedxerror = event->error_code;
316 else
317 {
318 rxvt_print_error("XError: Request: %d . %d, Error: %d",
319 event->request_code, event->minor_code,
320 event->error_code);
321
322 GET_R->destroy ();
323 }
324
325 return 0; 361 return;
362
363 uint8_t mask = 1 << (opt & 7);
364 uint8_t &val = options [opt >> 3];
365
366 val = val & ~mask | (set ? mask : 0);
326} 367}
327 368
328/*----------------------------------------------------------------------*/ 369/*----------------------------------------------------------------------*/
329/* 370/*
330 * Exit gracefully, clearing the utmp entry and restoring tty attributes 371 * Exit gracefully, clearing the utmp entry and restoring tty attributes
331 * TODO: if debugging, this should free up any known resources if we can 372 * TODO: if debugging, this should free up any known resources if we can
332 */ 373 */
333/* EXTPROTO */ 374static XErrorHandler old_xerror_handler;
334void
335rxvt_clean_exit ()
336{
337 GET_R->destroy ();
338}
339 375
340/* ------------------------------------------------------------------------- * 376static void
341 * MEMORY ALLOCATION WRAPPERS * 377rxvt_emergency_cleanup ()
342 * ------------------------------------------------------------------------- */
343/* EXTPROTO */
344void *
345rxvt_malloc(size_t size)
346{ 378{
347 void *p; 379 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
348 380 (*t)->emergency_cleanup ();
349 p = malloc(size);
350 if (p)
351 return p;
352
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354 rxvt_clean_exit();
355 exit(EXIT_FAILURE);
356 /* NOTREACHED */
357} 381}
358 382
359/* EXTPROTO */ 383#if !ENABLE_MINIMAL
360void * 384static void
361rxvt_calloc(size_t number, size_t size) 385print_x_error (Display *dpy, XErrorEvent *event)
362{ 386{
363 void *p; 387 char buffer[BUFSIZ];
364 388 char mesg[BUFSIZ];
365 p = calloc(number, size); 389 char number[32];
366 if (p) 390 const char mtype[] = "XlibMessage";
367 return p; 391 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
368 392 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 393 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
370 rxvt_clean_exit(); 394 rxvt_warn ("%s: %s\n", mesg, buffer);
371 exit(EXIT_FAILURE); 395 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
372 /* NOTREACHED */ 396 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
397 sprintf(number, "%d", event->request_code);
398 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
399 rxvt_warn ("(which is %s)\n", buffer);
400 if (event->request_code >= 128) {
401 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
402 mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
404 }
405 if ((event->error_code == BadWindow) ||
406 (event->error_code == BadPixmap) ||
407 (event->error_code == BadCursor) ||
408 (event->error_code == BadFont) ||
409 (event->error_code == BadDrawable) ||
410 (event->error_code == BadColor) ||
411 (event->error_code == BadGC) ||
412 (event->error_code == BadIDChoice) ||
413 (event->error_code == BadValue) ||
414 (event->error_code == BadAtom)) {
415 if (event->error_code == BadValue)
416 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
417 mesg, BUFSIZ);
418 else if (event->error_code == BadAtom)
419 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
420 mesg, BUFSIZ);
421 else
422 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
423 mesg, BUFSIZ);
424 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
425 }
426 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
373} 429}
430#endif
374 431
375/* EXTPROTO */ 432int
376void * 433rxvt_xerror_handler (Display *display, XErrorEvent *event)
377rxvt_realloc(void *ptr, size_t size)
378{ 434{
379 void *p; 435 if (GET_R->allowedxerror == -1)
380 436 GET_R->allowedxerror = event->error_code;
381 if (ptr)
382 p = realloc(ptr, size);
383 else 437 else
384 p = malloc(size); 438 {
385 if (p) 439 // GET_R is most likely not the terminal which caused the error,
440 // so just output the error and continue
441#if ENABLE_MINIMAL
442 old_xerror_handler (display, event);
443#else
444 print_x_error (display, event);
445#endif
446 }
447
386 return p; 448 return 0;
449}
387 450
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 451int
389 rxvt_clean_exit(); 452rxvt_xioerror_handler (Display *display)
453{
454 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
455 DisplayString (display));
456 rxvt_emergency_cleanup ();
390 exit(EXIT_FAILURE); 457 _exit (EXIT_FAILURE);
391 /* NOTREACHED */
392} 458}
393 459
394/* ------------------------------------------------------------------------- * 460static struct sig_handlers
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398void
399rxvt_term::privileges (int mode)
400{ 461{
401#if ! defined(__CYGWIN32__) 462 ev::sig sw_term, sw_int;
402# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 463
403 /* setreuid() is the poor man's setuid(), seteuid() */ 464 /*
404# define seteuid(a) setreuid(-1, (a)) 465 * Catch a fatal signal and tidy up before quitting
405# define setegid(a) setregid(-1, (a)) 466 */
406# define HAVE_SETEUID 467 void sig_term (ev::sig &w, int revents);
468
469 sig_handlers ()
470 {
471 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
472 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
473 }
474} sig_handlers;
475
476void
477sig_handlers::sig_term (ev::sig &w, int revents)
478{
479 rxvt_emergency_cleanup ();
480 w.stop ();
481 kill (getpid (), w.signum);
482}
483
484static void
485rxvt_get_ttymode (struct termios *tio)
486{
487 if (tcgetattr (STDIN_FILENO, tio) < 0)
488 memset (tio, 0, sizeof (struct termios));
489
490 for (int i = 0; i < NCCS; i++)
491 tio->c_cc[i] = VDISABLE;
492
493 tio->c_cc[VINTR] = CINTR;
494 tio->c_cc[VQUIT] = CQUIT;
495 tio->c_cc[VERASE] = CERASE;
496#ifdef VERASE2
497 tio->c_cc[VERASE2] = CERASE2;
498#endif
499 tio->c_cc[VKILL] = CKILL;
500 tio->c_cc[VEOF] = CEOF;
501 tio->c_cc[VSTART] = CSTART;
502 tio->c_cc[VSTOP] = CSTOP;
503 tio->c_cc[VSUSP] = CSUSP;
504# ifdef VDSUSP
505 tio->c_cc[VDSUSP] = CDSUSP;
407# endif 506# endif
408# ifdef HAVE_SETEUID 507# ifdef VREPRINT
409 switch (mode) 508 tio->c_cc[VREPRINT] = CRPRNT;
410 {
411 case IGNORE:
412 /*
413 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required
415 */
416 seteuid(getuid());
417 setegid(getgid());
418 break;
419 case SAVE:
420 euid = geteuid();
421 egid = getegid();
422 break;
423 case RESTORE:
424 seteuid(euid);
425 setegid(egid);
426 break;
427 }
428# else
429 switch (mode)
430 {
431 case IGNORE:
432 setuid(getuid());
433 setgid(getgid());
434 /* FALLTHROUGH */
435 case SAVE:
436 /* FALLTHROUGH */
437 case RESTORE:
438 break;
439 }
440# endif 509# endif
441#endif 510# ifdef VDISCRD
442} 511 tio->c_cc[VDISCRD] = CFLUSH;
443
444#ifdef UTMP_SUPPORT
445void
446rxvt_term::privileged_utmp (char action)
447{
448 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449 action, next_utmp_action, getpid()));
450 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
451 || (Options & Opt_utmpInhibit)
452 || ttydev == NULL || *ttydev == '\0')
453 return;
454
455 privileges (RESTORE);
456 if (action == SAVE)
457 {
458 next_utmp_action = RESTORE;
459 makeutent (ttydev, rs[Rs_display_name]);
460 }
461 else
462 { /* action == RESTORE */
463 next_utmp_action = IGNORE;
464 cleanutent ();
465 }
466 privileges (IGNORE);
467}
468#endif
469
470#ifndef NO_SETOWNER_TTYDEV
471void
472rxvt_term::privileged_ttydev (char action)
473{
474 D_MAIN((stderr,
475 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
476 action, next_tty_action, getpid()));
477 if (next_tty_action != action || (action != SAVE && action != RESTORE)
478 || ttydev == NULL || *ttydev == '\0')
479 return;
480
481 privileges (RESTORE);
482
483 if (action == SAVE)
484 {
485 next_tty_action = RESTORE;
486# ifndef RESET_TTY_TO_COMMON_DEFAULTS
487 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
488 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
489 next_tty_action = IGNORE;
490 else
491# endif 512# endif
492 513# ifdef VWERSE
493 { 514 tio->c_cc[VWERSE] = CWERASE;
494 chown(ttydev, getuid(), ttygid); /* fail silently */
495 chmod(ttydev, ttymode);
496# ifdef HAVE_REVOKE
497 revoke(ttydev);
498# endif 515# endif
499 516# ifdef VLNEXT
500 } 517 tio->c_cc[VLNEXT] = CLNEXT;
501 }
502 else
503 { /* action == RESTORE */
504 next_tty_action = IGNORE;
505# ifndef RESET_TTY_TO_COMMON_DEFAULTS
506 chmod(ttydev, ttyfd_stat.st_mode);
507 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
508# else
509 chmod(ttydev,
510 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
511 chown(ttydev, 0, 0);
512# endif 518# endif
513 519# ifdef VSTATUS
514 } 520 tio->c_cc[VSTATUS] = CSTATUS;
515
516 privileges (IGNORE);
517
518# ifndef RESET_TTY_TO_COMMON_DEFAULTS
519 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
520 action == RESTORE ? "Restoring" : (action ==
521 SAVE ? "Saving" :
522 "UNKNOWN ERROR for"), ttydev,
523 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
524 ttyfd_stat.st_gid));
525# endif 521# endif
526} 522
523# if VMIN != VEOF
524 tio->c_cc[VMIN] = 1;
527#endif 525# endif
526# if VTIME != VEOL
527 tio->c_cc[VTIME] = 0;
528# endif
529
530 /* input modes */
531 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
532# ifdef IMAXBEL
533 | IMAXBEL
534# endif
535 | IXON);
536
537 /* output modes */
538 tio->c_oflag = (OPOST | ONLCR);
539
540 /* control modes */
541 tio->c_cflag = (CS8 | CREAD);
542
543 /* local modes */
544 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
545# if defined (ECHOCTL) && defined (ECHOKE)
546 | ECHOCTL | ECHOKE
547# endif
548 | ECHOE | ECHOK);
549}
550
551char **rxvt_environ; // startup environment
552
553void
554rxvt_init ()
555{
556 assert (("fontMask must not overlap other RS masks",
557 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
558
559 rxvt_get_ttymode (&rxvt_term::def_tio);
560
561 // get rid of stdin/stdout as we don't need them, to free resources
562 dup2 (STDERR_FILENO, STDIN_FILENO);
563 dup2 (STDERR_FILENO, STDOUT_FILENO);
564
565 if (!ev_default_loop ())
566 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
567
568 rxvt_environ = environ;
569
570 signal (SIGHUP, SIG_IGN);
571 signal (SIGPIPE, SIG_IGN);
572
573 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
574 sig_handlers.sw_int.start (SIGINT); ev_unref ();
575
576 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
577 // TODO: handle this with exceptions and tolerate the memory loss
578 XSetIOErrorHandler (rxvt_xioerror_handler);
579
580 XrmInitialize ();
581}
528 582
529/*----------------------------------------------------------------------*/ 583/*----------------------------------------------------------------------*/
530/* 584/*
531 * window size/position calculcations for XSizeHint and other storage. 585 * window size/position calculations for XSizeHint and other storage.
532 * if width/height are non-zero then override calculated width/height 586 * if width/height are non-zero then override calculated width/height
533 */ 587 */
534void 588void
535rxvt_term::window_calc (unsigned int width, unsigned int height) 589rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
536{ 590{
537 short recalc_x, recalc_y; 591 short recalc_x, recalc_y;
538 int x, y, sb_w, mb_h, flags; 592 int x, y, flags;
539 unsigned int w, h; 593 unsigned int w, h;
540 unsigned int max_width, max_height; 594 unsigned int max_width, max_height;
541 595
542 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
543 TermWin.ncol, TermWin.nrow, szHint.width,
544 szHint.height));
545 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 596 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
546 szHint.win_gravity = NorthWestGravity; 597 szHint.win_gravity = NorthWestGravity;
547 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 598 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
548 599
549 recalc_x = recalc_y = 0; 600 recalc_x = recalc_y = 0;
550 flags = 0; 601 flags = 0;
602
551 if (!parsed_geometry) 603 if (!parsed_geometry)
552 { 604 {
553 parsed_geometry = 1; 605 parsed_geometry = 1;
606
554 if (rs[Rs_geometry]) 607 if (rs[Rs_geometry])
555 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 608 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
609
556 if (flags & WidthValue) 610 if (flags & WidthValue)
557 { 611 {
558 TermWin.ncol = BOUND_POSITIVE_INT16(w); 612 if (!w)
613 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
614
615 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
559 szHint.flags |= USSize; 616 szHint.flags |= USSize;
560 } 617 }
618
561 if (flags & HeightValue) 619 if (flags & HeightValue)
562 { 620 {
563 TermWin.nrow = BOUND_POSITIVE_INT16(h); 621 if (!h)
622 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
623
624 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
564 szHint.flags |= USSize; 625 szHint.flags |= USSize;
565 } 626 }
627
566 if (flags & XValue) 628 if (flags & XValue)
567 { 629 {
568 szHint.x = x; 630 szHint.x = x;
569 szHint.flags |= USPosition; 631 szHint.flags |= USPosition;
632
570 if (flags & XNegative) 633 if (flags & XNegative)
571 { 634 {
572 recalc_x = 1; 635 recalc_x = 1;
573 szHint.win_gravity = NorthEastGravity; 636 szHint.win_gravity = NorthEastGravity;
574 } 637 }
575 } 638 }
639
576 if (flags & YValue) 640 if (flags & YValue)
577 { 641 {
578 szHint.y = y; 642 szHint.y = y;
579 szHint.flags |= USPosition; 643 szHint.flags |= USPosition;
644
580 if (flags & YNegative) 645 if (flags & YNegative)
581 { 646 {
582 recalc_y = 1; 647 recalc_y = 1;
648
583 if (szHint.win_gravity == NorthEastGravity) 649 if (szHint.win_gravity == NorthEastGravity)
584 szHint.win_gravity = SouthEastGravity; 650 szHint.win_gravity = SouthEastGravity;
585 else 651 else
586 szHint.win_gravity = SouthWestGravity; 652 szHint.win_gravity = SouthWestGravity;
587 } 653 }
588 } 654 }
589 } 655 }
656
590 /* TODO: BOUNDS */ 657 /* TODO: BOUNDS */
591 TermWin.width = TermWin.ncol * TermWin.fwidth; 658 width = ncol * fwidth;
592 TermWin.height = TermWin.nrow * TermWin.fheight; 659 height = nrow * fheight;
593 max_width = MAX_COLS * TermWin.fwidth; 660 max_width = MAX_COLS * fwidth;
594 max_height = MAX_ROWS * TermWin.fheight; 661 max_height = MAX_ROWS * fheight;
595 662
596 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 663 szHint.base_width = szHint.base_height = 2 * int_bwidth;
597 664
598 sb_w = mb_h = 0;
599 window_vt_x = window_vt_y = 0; 665 window_vt_x = window_vt_y = int_bwidth;
600 if (scrollbar_visible ()) 666
667 if (scrollBar.state)
601 { 668 {
602 sb_w = scrollbar_TotalWidth(); 669 int sb_w = scrollBar.total_width ();
603 szHint.base_width += sb_w; 670 szHint.base_width += sb_w;
671
604 if (!(Options & Opt_scrollBar_right)) 672 if (!option (Opt_scrollBar_right))
605 window_vt_x = sb_w; 673 window_vt_x += sb_w;
606 }
607 if (menubar_visible ())
608 { 674 }
609 mb_h = menuBar_TotalHeight(); 675
610 szHint.base_height += mb_h;
611 window_vt_y = mb_h;
612 }
613 szHint.width_inc = TermWin.fwidth; 676 szHint.width_inc = fwidth;
614 szHint.height_inc = TermWin.fheight; 677 szHint.height_inc = fheight;
615 szHint.min_width = szHint.base_width + szHint.width_inc; 678 szHint.min_width = szHint.base_width + szHint.width_inc;
616 szHint.min_height = szHint.base_height + szHint.height_inc; 679 szHint.min_height = szHint.base_height + szHint.height_inc;
617 680
618 if (width && width - szHint.base_width < max_width) 681 if (newwidth && newwidth - szHint.base_width < max_width)
619 { 682 {
620 szHint.width = width; 683 szHint.width = newwidth;
621 TermWin.width = width - szHint.base_width; 684 width = newwidth - szHint.base_width;
622 } 685 }
623 else 686 else
624 { 687 {
625 MIN_IT(TermWin.width, max_width); 688 min_it (width, max_width);
626 szHint.width = szHint.base_width + TermWin.width; 689 szHint.width = szHint.base_width + width;
627 } 690 }
691
628 if (height && height - szHint.base_height < max_height) 692 if (newheight && newheight - szHint.base_height < max_height)
629 { 693 {
630 szHint.height = height; 694 szHint.height = newheight;
631 TermWin.height = height - szHint.base_height; 695 height = newheight - szHint.base_height;
632 } 696 }
633 else 697 else
634 { 698 {
635 MIN_IT(TermWin.height, max_height); 699 min_it (height, max_height);
636 szHint.height = szHint.base_height + TermWin.height; 700 szHint.height = szHint.base_height + height;
637 } 701 }
638 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
639 window_sb_x = szHint.width - sb_w;
640 702
641 if (recalc_x) 703 if (recalc_x)
642 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 704 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
643 - szHint.width - 2 * TermWin.ext_bwidth); 705
644 if (recalc_y) 706 if (recalc_y)
645 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 707 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
646 - szHint.height - 2 * TermWin.ext_bwidth);
647 708
648 TermWin.ncol = TermWin.width / TermWin.fwidth; 709 ncol = width / fwidth;
649 TermWin.nrow = TermWin.height / TermWin.fheight; 710 nrow = height / fheight;
650 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
651 TermWin.ncol, TermWin.nrow, szHint.width,
652 szHint.height));
653 return;
654} 711}
655 712
656/*----------------------------------------------------------------------*/ 713/*----------------------------------------------------------------------*/
657/* 714/*
658 * Tell the teletype handler what size the window is. 715 * Tell the teletype handler what size the window is.
659 * Called after a window size change. 716 * Called after a window size change.
660 */ 717 */
661void 718void
662rxvt_term::tt_winch () 719rxvt_term::tt_winch ()
663{ 720{
721 if (pty->pty < 0)
722 return;
723
664 struct winsize ws; 724 struct winsize ws;
665 725
666 if (cmd_fd < 0)
667 return;
668
669 ws.ws_col = TermWin.ncol; 726 ws.ws_col = ncol;
670 ws.ws_row = TermWin.nrow; 727 ws.ws_row = nrow;
671 ws.ws_xpixel = ws.ws_ypixel = 0; 728 ws.ws_xpixel = width;
672#ifndef DEBUG_SIZE 729 ws.ws_ypixel = height;
673 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 730 ioctl (pty->pty, TIOCSWINSZ, &ws);
731
732#if 0
733 // TIOCSWINSZ is supposed to do this automatically and correctly
734 if (cmd_pid) /* force through to the command */
735 kill (-cmd_pid, SIGWINCH);
736#endif
737}
738
739/*----------------------------------------------------------------------*/
740/* load and set the various fonts */
741bool
742rxvt_term::set_fonts ()
743{
744 rxvt_fontset *fs = new rxvt_fontset (this);
745 rxvt_fontprop prop;
746
747 if (!fs
748 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
749 || !fs->realize_font (1))
750 {
751 delete fs;
752 return false;
753 }
754
755#if ENABLE_STYLES
756 for (int i = RS_styleCount; --i; )
757 if (fontset[i] != fontset[0])
758 delete fontset[i];
759#endif
760
761 delete fontset[0];
762 fontset[0] = fs;
763
764 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
765 prop.height += lineSpace;
766 prop.width += letterSpace;
767
768 fs->set_prop (prop, false);
769
770 fwidth = prop.width;
771 fheight = prop.height;
772 fbase = prop.ascent;
773
774 for (int style = 1; style < 4; style++)
775 {
776#if ENABLE_STYLES
777 const char *res = rs[Rs_font + style];
778
779 if (res && !*res)
780 fontset[style] = fontset[0];
781 else
782 {
783 fontset[style] = fs = new rxvt_fontset (this);
784 rxvt_fontprop prop2 = prop;
785
786 if (res)
787 {
788 fs->populate (res);
789 fs->set_prop (prop2, false);
790 }
791 else
792 {
793 fs->populate (fontset[0]->fontdesc);
794
795 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
796 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
797
798 fs->set_prop (prop2, true);
799 }
800
801 }
674#else 802#else
675 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 803 fontset[style] = fontset[0];
676 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
677# ifdef SIGWINCH
678 else if (cmd_pid) /* force through to the command */
679 kill (cmd_pid, SIGWINCH);
680# endif 804#endif
681#endif 805 }
682}
683 806
684/*----------------------------------------------------------------------*/ 807 if (parent)
685/* rxvt_change_font() - Switch to a new font */ 808 {
686/* 809 resize_all_windows (0, 0, 0);
687 * init = 1 - initialize 810 scr_remap_chars ();
688 * 811 scr_touch (true);
689 * fontname == FONT_UP - switch to bigger font 812 }
690 * fontname == FONT_DN - switch to smaller font
691 */
692void
693rxvt_term::change_font (int init, const char *fontname)
694{}
695 813
814 return true;
815}
816
696void 817void
697rxvt_term::font_up_down (int n, int direction) 818rxvt_term::set_string_property (Atom prop, const char *str, int len)
698{} 819{
820 XChangeProperty (dpy, parent,
821 prop, XA_STRING, 8, PropModeReplace,
822 (const unsigned char *)str, len >= 0 ? len : strlen (str));
823}
824
825void
826rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
827{
828 XTextProperty ct;
829
830 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
831 {
832 XSetTextProperty (dpy, parent, &ct, prop);
833 XFree (ct.value);
834 }
835}
836
837void
838rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
839{
840 wchar_t *ws = rxvt_mbstowcs (str, len);
841 char *s = rxvt_wcstoutf8 (ws);
842
843 XChangeProperty (dpy, parent,
844 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
845 (const unsigned char *)s, strlen (s));
846
847 free (s);
848 free (ws);
849}
699 850
700/*----------------------------------------------------------------------*/ 851/*----------------------------------------------------------------------*/
701/*----------------------------------------------------------------------*/ 852/*----------------------------------------------------------------------*/
702/* xterm sequences - title, iconName, color (exptl) */ 853/* xterm sequences - title, iconName, color (exptl) */
703void 854void
704rxvt_term::set_title (const char *str) 855rxvt_term::set_title (const char *str)
705{ 856{
706#ifndef SMART_WINDOW_TITLE 857 set_mbstring_property (XA_WM_NAME, str);
707 XStoreName(Xdisplay, TermWin.parent[0], str); 858#if ENABLE_EWMH
708#else 859 set_utf8_property (xa[XA_NET_WM_NAME], str);
709 char *name;
710
711 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
712 name = NULL;
713 if (name == NULL || STRCMP(name, str))
714 XStoreName(Xdisplay, TermWin.parent[0], str);
715 if (name)
716 XFree(name);
717#endif 860#endif
718} 861}
719 862
720void 863void
721rxvt_term::set_iconName (const char *str) 864rxvt_term::set_icon_name (const char *str)
722{ 865{
723#ifndef SMART_WINDOW_TITLE 866 set_mbstring_property (XA_WM_ICON_NAME, str);
724 XSetIconName(Xdisplay, TermWin.parent[0], str); 867#if ENABLE_EWMH
725#else 868 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
726 char *name;
727
728 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
729 name = NULL;
730 if (name == NULL || STRCMP(name, str))
731 XSetIconName(Xdisplay, TermWin.parent[0], str);
732 if (name)
733 XFree(name);
734#endif 869#endif
735} 870}
736 871
872void
873rxvt_term::set_window_color (int idx, const char *color)
874{
737#ifdef XTERM_COLOR_CHANGE 875#ifdef XTERM_COLOR_CHANGE
738void
739rxvt_term::set_window_color (int idx, const char *color)
740{
741 rxvt_color xcol; 876 rxvt_color xcol;
742 int i;
743 877
744 if (color == NULL || *color == '\0') 878 if (color == NULL || *color == '\0')
745 return; 879 return;
746 880
881 color = strdup (color);
882 allocated.push_back ((void *)color);
883 rs[Rs_color + idx] = color;
884
747 /* handle color aliases */ 885 /* handle color aliases */
748 if (isdigit(*color)) 886 if (isdigit (*color))
749 { 887 {
750 i = atoi(color); 888 int i = atoi (color);
889
751 if (i >= 8 && i <= 15) 890 if (i >= 8 && i <= 15)
891 {
752 { /* bright colors */ 892 /* bright colors */
753 i -= 8;
754# ifndef NO_BRIGHTCOLOR
755 PixColors[idx] = PixColors[minBrightCOLOR + i]; 893 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
756 SET_PIXCOLOR(idx);
757 goto Done; 894 goto done;
758# endif
759
760 } 895 }
896
761 if (i >= 0 && i <= 7) 897 if (i >= 0 && i <= 7)
898 {
762 { /* normal colors */ 899 /* normal colors */
763 PixColors[idx] = PixColors[minCOLOR + i]; 900 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
764 SET_PIXCOLOR(idx);
765 goto Done; 901 goto done;
766 } 902 }
767 } 903 }
768 if (!rXParseAllocColor (& xcol, color)) 904
769 return; 905 set_color (xcol, color);
770 /* XStoreColor (Xdisplay, XCMAP, XColor*); */
771 906
772 /* 907 /*
773 * FIXME: should free colors here, but no idea how to do it so instead, 908 * FIXME: should free colors here, but no idea how to do it so instead,
774 * so just keep gobbling up the colormap 909 * so just keep gobbling up the colormap
775 */ 910 */
776# if 0
777 for (i = Color_Black; i <= Color_White; i++)
778 if (PixColors[idx] == PixColors[i])
779 break;
780 if (i > Color_White)
781 {
782 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
783 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
784 DisplayPlanes(Xdisplay, Xscreen));
785 }
786# endif
787 911
788 PixColors[idx] = xcol; 912 pix_colors_focused[idx] = xcol;
789 SET_PIXCOLOR(idx);
790 913
791 /* XSetWindowAttributes attr; */
792 /* Cursor cursor; */
793Done: 914done:
794 if (idx == Color_bg && !(Options & Opt_transparent))
795 XSetWindowBackground(Xdisplay, TermWin.vt,
796 PixColors[Color_bg]);
797
798 /* handle Color_BD, scrollbar background, etc. */ 915 /*TODO: handle Color_BD, scrollbar background, etc. */
799 916
800 set_colorfgbg (); 917 update_fade_color (idx);
801 recolour_cursor (); 918 recolour_cursor ();
802 /* the only reasonable way to enforce a clean update */ 919 scr_recolour ();
803 scr_poweron (); 920#endif /* XTERM_COLOR_CHANGE */
804} 921}
805
806#else
807# define set_window_color (idx,color) ((void)0)
808#endif /* XTERM_COLOR_CHANGE */
809 922
810void 923void
811rxvt_term::recolour_cursor () 924rxvt_term::recolour_cursor ()
812{ 925{
813#if TODO 926 XColor fg, bg;
814 rxvt_color xcol[2];
815 927
816 xcol[0] = PixColors[Color_pointer]; 928 (ISSET_PIXCOLOR (Color_pointer_fg)
817 xcol[1] = PixColors[Color_bg]; 929 ? pix_colors_focused[Color_pointer_fg]
818 XQueryColors (Xdisplay, XCMAP, xcol, 2); 930 : pix_colors_focused[Color_fg]).get (fg);
931
932 (ISSET_PIXCOLOR (Color_pointer_bg)
933 ? pix_colors_focused[Color_pointer_bg]
934 : pix_colors_focused[Color_bg]).get (bg);
935
819 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 936 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
820#endif
821} 937}
822 938
823/*----------------------------------------------------------------------*/ 939/*----------------------------------------------------------------------*/
824/* 940/*
825 * find if fg/bg matches any of the normal (low-intensity) colors 941 * find if fg/bg matches any of the normal (low-intensity) colors
826 */ 942 */
827void 943void
828rxvt_term::set_colorfgbg () 944rxvt_term::set_colorfgbg ()
829{ 945{
830 unsigned int i; 946 unsigned int i;
831 const char *xpmb = "\0"; 947 const char *xpmb = "";
832 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 948 char fstr[] = "default";
949 char bstr[] = "default";
833 950
834 env_colorfgbg =
835 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
836 STRCPY(fstr, "default");
837 STRCPY(bstr, "default");
838 for (i = Color_Black; i <= Color_White; i++) 951 for (i = Color_Black; i <= Color_White; i++)
839 if (PixColors[Color_fg] == PixColors[i]) 952 if (pix_colors[Color_fg] == pix_colors[i])
840 { 953 {
841 sprintf(fstr, "%d", (i - Color_Black)); 954 sprintf (fstr, "%d", i - Color_Black);
842 break; 955 break;
843 } 956 }
957
844 for (i = Color_Black; i <= Color_White; i++) 958 for (i = Color_Black; i <= Color_White; i++)
845 if (PixColors[Color_bg] == PixColors[i]) 959 if (pix_colors[Color_bg] == pix_colors[i])
846 { 960 {
847 sprintf(bstr, "%d", (i - Color_Black)); 961 sprintf (bstr, "%d", i - Color_Black);
848#ifdef XPM_BACKGROUND 962#ifdef BG_IMAGE_FROM_FILE
849 xpmb = "default;"; 963 xpmb = "default;";
850#endif 964#endif
851 break; 965 break;
852 } 966 }
967
853 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 968 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
854 putenv(env_colorfgbg);
855
856#ifndef NO_BRIGHTCOLOR
857 colorfgbg = DEFAULT_RSTYLE;
858 for (i = minCOLOR; i <= maxCOLOR; i++)
859 {
860 if (PixColors[Color_fg] == PixColors[i])
861 colorfgbg = SET_FGCOLOR(colorfgbg, i);
862 if (PixColors[Color_bg] == PixColors[i])
863 colorfgbg = SET_BGCOLOR(colorfgbg, i);
864 }
865#endif
866} 969}
867 970
868/*----------------------------------------------------------------------*/ 971/*----------------------------------------------------------------------*/
869/*
870 * Colour determination for low colour displays, routine from
871 * Hans de Goede <hans@highrise.nl>
872 */
873 972
874int 973bool
875rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 974rxvt_term::set_color (rxvt_color &color, const char *name)
876{ 975{
877 if (!screen_in_out->set (this, colour)) 976 if (color.set (this, name))
878 {
879 rxvt_print_error("can't allocate colour: %s", colour);
880 return false;
881 }
882
883 return true; 977 return true;
978
979 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
980 return false;
981}
982
983void
984rxvt_term::alias_color (int dst, int src)
985{
986 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
884} 987}
885 988
886/* -------------------------------------------------------------------- * 989/* -------------------------------------------------------------------- *
887 * - WINDOW RESIZING - * 990 * - WINDOW RESIZING - *
888 * -------------------------------------------------------------------- */ 991 * -------------------------------------------------------------------- */
889void 992void
890rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 993rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
891{ 994{
892 int fix_screen; 995 int fix_screen;
996 int old_width = szHint.width;
997 int old_height = szHint.height;
893 998
894#ifdef SMART_RESIZE
895 int old_width = szHint.width, old_height = szHint.height;
896#endif
897
898 window_calc (width, height); 999 window_calc (newwidth, newheight);
1000
1001 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1002
1003 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1004 if (set_hint)
1005 {
1006 szHint.flags &= ~(PBaseSize | PResizeInc);
899 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1007 XSetWMNormalHints (dpy, parent, &szHint);
1008 szHint.flags |= PBaseSize | PResizeInc;
1009 }
1010
900 if (!ignoreparent) 1011 if (!ignoreparent)
901 { 1012 {
902#ifdef SMART_RESIZE 1013#ifdef SMART_RESIZE
903 /* 1014 /*
904 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1015 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
907 int x, y, x1, y1; 1018 int x, y, x1, y1;
908 int dx, dy; 1019 int dx, dy;
909 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1020 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
910 Window unused_cr; 1021 Window unused_cr;
911 1022
912 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1023 XTranslateCoordinates (dpy, parent, display->root,
913 0, 0, &x, &y, &unused_cr); 1024 0, 0, &x, &y, &unused_cr);
914 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1025 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
915 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1026 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
916 /* 1027 /*
917 * if Xroot isn't the parent window, a WM will probably have offset 1028 * if display->root isn't the parent window, a WM will probably have offset
918 * our position for handles and decorations. Counter it 1029 * our position for handles and decorations. Counter it
919 */ 1030 */
920 if (x1 != x || y1 != y) 1031 if (x1 != x || y1 != y)
921 { 1032 {
922 x -= x1; 1033 x -= x1;
923 y -= y1; 1034 y -= y1;
924 } 1035 }
925 1036
926 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1037 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
927 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1038 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
928 dx = old_width - szHint.width; 1039 dx = old_width - szHint.width;
929 dy = old_height - szHint.height; 1040 dy = old_height - szHint.height;
930 1041
931 /* Check position of the center of the window */ 1042 /* Check position of the center of the window */
932 if (x < x1) /* left half */ 1043 if (x < x1) /* left half */
933 dx = 0; 1044 dx = 0;
… …
936 if (y < y1) /* top half */ 1047 if (y < y1) /* top half */
937 dy = 0; 1048 dy = 0;
938 else if (y == y1) /* exact center */ 1049 else if (y == y1) /* exact center */
939 dy /= 2; 1050 dy /= 2;
940 1051
941 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1052 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
942 szHint.width, szHint.height); 1053 szHint.width, szHint.height);
943#else 1054#else
944 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1055 XResizeWindow (dpy, parent, szHint.width, szHint.height);
945 szHint.height);
946#endif 1056#endif
947
948 } 1057 }
949 1058
950 fix_screen = (TermWin.ncol != prev_ncol 1059 if (set_hint)
951 || TermWin.nrow != prev_nrow); 1060 XSetWMNormalHints (dpy, parent, &szHint);
952 1061
1062 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1063
953 if (fix_screen || width != old_width || height != old_height) 1064 if (fix_screen || newwidth != old_width || newheight != old_height)
954 { 1065 {
955 if (scrollbar_visible ()) 1066 if (scrollBar.state)
956 { 1067 scrollBar.resize ();
957 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
958 0, scrollbar_TotalWidth (), szHint.height);
959 resize_scrollbar ();
960 }
961 1068
962 if (menubar_visible ()) 1069 XMoveResizeWindow (dpy, vt,
963 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1070 window_vt_x, window_vt_y,
964 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
965
966 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
967 window_vt_y, TermWin_TotalWidth (),
968 TermWin_TotalHeight ()); 1071 width, height);
969#ifdef RXVT_GRAPHICS
970 if (old_height)
971 Gr_Resize (old_width - szHint.base_width,
972 old_height - szHint.base_height);
973#endif
974 scr_clear ();
975#ifdef XPM_BACKGROUND
976 resize_pixmap ();
977#endif
978 1072
1073#ifdef HAVE_BG_PIXMAP
1074 if (bg_window_size_sensitive ())
1075 update_background ();
1076#endif
979 } 1077 }
980 1078
981 if (fix_screen || old_height == 0) 1079 if (fix_screen || old_height == 0)
982 {
983 int curr_screen = -1;
984 int old_ncol = prev_ncol;
985
986 /* scr_reset only works on the primary screen */
987 if (old_height) /* this is not the first time through */
988 {
989 unsigned int ncol = TermWin.ncol;
990 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
991 curr_screen = scr_change_screen (PRIMARY);
992 TermWin.ncol = ncol;
993 }
994
995 scr_reset(); 1080 scr_reset ();
996
997 if (curr_screen >= 0) /* this is not the first time through */
998 {
999 scr_change_screen (curr_screen);
1000 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1001 }
1002 }
1003
1004 old_width = szHint.width;
1005 old_height = szHint.height;
1006 1081
1007#ifdef USE_XIM 1082#ifdef USE_XIM
1008 IMSetStatusPosition (); 1083 im_set_position ();
1009#endif 1084#endif
1010} 1085}
1011 1086
1012/* 1087/*
1013 * Set the width/height of the vt window in characters. Units are pixels. 1088 * Set the width/height of the vt window in characters. Units are pixels.
1014 * good for toggling 80/132 columns 1089 * good for toggling 80/132 columns
1015 */ 1090 */
1016void 1091void
1017rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1092rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1018{ 1093{
1019 XWindowAttributes wattr; 1094 XWindowAttributes wattr;
1020 1095
1021 if (width == 0 || height == 0) 1096 if (newwidth == 0 || newheight == 0)
1022 { 1097 {
1023 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1098 XGetWindowAttributes (dpy, display->root, &wattr);
1099
1024 if (width == 0) 1100 if (newwidth == 0)
1025 width = wattr.width - szHint.base_width; 1101 newwidth = wattr.width - szHint.base_width;
1026 if (height == 0) 1102 if (newheight == 0)
1027 height = wattr.height - szHint.base_height; 1103 newheight = wattr.height - szHint.base_height;
1028 }
1029 if (width != TermWin.width || height != TermWin.height)
1030 { 1104 }
1105
1106 if (newwidth != width || newheight != height)
1107 {
1031 width += szHint.base_width; 1108 newwidth += szHint.base_width;
1032 height += szHint.base_height; 1109 newheight += szHint.base_height;
1033 resize_all_windows (width, height, 0); 1110 resize_all_windows (newwidth, newheight, 0);
1034 } 1111 }
1035} 1112}
1036 1113
1037/* -------------------------------------------------------------------- * 1114/* -------------------------------------------------------------------- *
1038 * - X INPUT METHOD ROUTINES - * 1115 * - X INPUT METHOD ROUTINES - *
1039 * -------------------------------------------------------------------- */ 1116 * -------------------------------------------------------------------- */
1040#ifdef USE_XIM 1117#ifdef USE_XIM
1041void
1042rxvt_term::set_size (XRectangle *size)
1043{
1044 size->x = TermWin.int_bwidth;
1045 size->y = TermWin.int_bwidth;
1046 size->width = Width2Pixel(TermWin.ncol);
1047 size->height = Height2Pixel(TermWin.nrow);
1048}
1049 1118
1050void 1119void
1051rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1120rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1052{ 1121{
1053 *fg = PixColors[Color_fg]; 1122 fg = pix_colors [Color_fg];
1054 *bg = PixColors[Color_bg]; 1123 bg = pix_colors [Color_bg];
1124}
1125
1126void
1127rxvt_term::im_set_size (XRectangle &size)
1128{
1129 // the int_bwidth terms make no sense to me
1130 size.x = int_bwidth;
1131 size.y = int_bwidth;
1132 size.width = Width2Pixel (ncol) + int_bwidth;
1133 size.height = Height2Pixel (nrow) + int_bwidth;
1134}
1135
1136void
1137rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1138 XRectangle &status_rect,
1139 const XRectangle &needed_rect)
1140{
1141 preedit_rect.x = needed_rect.width;
1142 preedit_rect.y = 0;
1143 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1144 preedit_rect.height = fheight;
1145
1146 status_rect.x = 0;
1147 status_rect.y = 0;
1148 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1149 status_rect.height = fheight;
1055} 1150}
1056 1151
1057/* Checking whether input method is running. */ 1152/* Checking whether input method is running. */
1058bool 1153bool
1059rxvt_term::IMisRunning () 1154rxvt_term::im_is_running ()
1060{ 1155{
1061 char *p; 1156 Atom atom;
1062 Atom atom; 1157 Window win;
1063 Window win;
1064 char server[IMBUFSIZ]; 1158 char server[IMBUFSIZ];
1065 1159
1066 /* get current locale modifier */ 1160 /* get current locale modifier */
1067 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1161 if (char *p = XSetLocaleModifiers (0))
1068 { 1162 {
1069 STRCPY(server, "@server="); 1163 strcpy (server, "@server=");
1070 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1164 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1165
1071 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1166 if (p = strchr (server + 1, '@')) /* first one only */
1072 *p = '\0'; 1167 *p = '\0';
1073 1168
1074 atom = XInternAtom(Xdisplay, server, False); 1169 atom = XInternAtom (dpy, server, False);
1075 win = XGetSelectionOwner(Xdisplay, atom); 1170 win = XGetSelectionOwner (dpy, atom);
1171
1076 if (win != None) 1172 if (win != None)
1077 return True; 1173 return true;
1078 } 1174 }
1175
1079 return False; 1176 return false;
1080} 1177}
1081 1178
1082void 1179void
1083rxvt_term::IMSendSpot () 1180rxvt_term::im_send_spot ()
1084{ 1181{
1085 XPoint spot; 1182 XPoint nspot;
1086 XVaNestedList preedit_attr; 1183 XVaNestedList preedit_attr;
1087 1184
1088 if (Input_Context == NULL 1185 if (!Input_Context
1089 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1186 || !focus
1090 || !(event_type == KeyPress 1187 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1091 || event_type == Expose
1092 || event_type == NoExpose
1093 || event_type == SelectionNotify
1094 || event_type == ButtonRelease || event_type == FocusIn)
1095 || !IMisRunning ())
1096 return; 1188 return;
1097 1189
1098 set_position (&spot); 1190 im_set_position (nspot);
1099 1191
1192 if (nspot.x == spot.x && nspot.y == spot.y)
1193 return;
1194
1195 spot = nspot;
1196
1100 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1197 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1101 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1198 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1102 XFree(preedit_attr); 1199 XFree (preedit_attr);
1103} 1200}
1104 1201
1105void 1202void
1106rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1203rxvt_term::im_destroy ()
1107 XRectangle * needed_rect)
1108{ 1204{
1109 int mbh, vtx = 0; 1205 if (input_method)
1206 {
1207 if (Input_Context && input_method->xim)
1208 XDestroyIC (Input_Context);
1110 1209
1111 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1210 display->put_xim (input_method);
1112 vtx = scrollbar_TotalWidth(); 1211 input_method = 0;
1212 }
1113 1213
1114 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1115 mbh -= TermWin.lineSpace;
1116
1117 preedit_rect->x = needed_rect->width + vtx;
1118 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1119
1120 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1121 preedit_rect->height = Height2Pixel(1);
1122
1123 status_rect->x = vtx;
1124 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1125
1126 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1127 status_rect->height = Height2Pixel(1);
1128}
1129
1130/* ARGSUSED */
1131/* EXTPROTO */
1132void
1133rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1134 __attribute__ ((unused)), XPointer call_data
1135 __attribute__ ((unused)))
1136{
1137 GET_R->Input_Context = NULL; 1214 Input_Context = 0;
1138 /* To avoid Segmentation Fault in C locale: Solaris only? */
1139 if (STRCMP (GET_R->locale, "C"))
1140 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1141 rxvt_IMInstantiateCallback, NULL);
1142} 1215}
1216
1217#ifdef ENABLE_XIM_ONTHESPOT
1218
1219static void
1220xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1221{
1222 ((rxvt_term *)client_data)->make_current ();
1223 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1224}
1225
1226static void
1227xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1228{
1229 ((rxvt_term *)client_data)->make_current ();
1230 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1231}
1232
1233static void
1234xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1235{
1236 rxvt_term *term = (rxvt_term *)client_data;
1237 XIMText *text = call_data->text;
1238
1239 term->make_current ();
1240
1241 if (text)
1242 {
1243 wchar_t *str;
1244
1245 if (!text->encoding_is_wchar && text->string.multi_byte)
1246 {
1247 // of course, X makes it ugly again
1248 if (term->rs[Rs_imLocale])
1249 SET_LOCALE (term->rs[Rs_imLocale]);
1250
1251 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1252 mbstowcs (str, text->string.multi_byte, text->length + 1);
1253
1254 if (term->rs[Rs_imLocale])
1255 SET_LOCALE (term->locale);
1256 }
1257 else
1258 str = text->string.wide_char;
1259
1260 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1261 DT_INT, call_data->caret,
1262 DT_INT, call_data->chg_first,
1263 DT_INT, call_data->chg_length,
1264 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1265 DT_WCS_LEN, str, str ? (int)text->length : 0,
1266 DT_END));
1267 }
1268 else
1269 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1270 DT_INT, call_data->caret,
1271 DT_INT, call_data->chg_first,
1272 DT_INT, call_data->chg_length,
1273 DT_END));
1274}
1275
1276#if 0
1277static void
1278xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1279{
1280 ((rxvt_term *)client_data)->make_current ();
1281 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1282 DT_INT, call_data->position,
1283 DT_INT, call_data->direction,
1284 DT_INT, call_data->style,
1285 DT_END));
1286}
1287#endif
1288
1289#endif
1143 1290
1144/* 1291/*
1145 * Try to open a XIM with the current modifiers, then see if we can 1292 * Try to open a XIM with the current modifiers, then see if we can
1146 * open a suitable preedit type 1293 * open a suitable preedit type
1147 */ 1294 */
1148bool 1295bool
1149rxvt_term::IM_get_IC () 1296rxvt_term::im_get_ic (const char *modifiers)
1150{ 1297{
1151 int i, j, found; 1298 int i, j, found;
1152 XIM xim; 1299 XIM xim;
1153 XPoint spot; 1300 XPoint spot;
1154 XRectangle rect, status_rect, needed_rect; 1301 XRectangle rect, status_rect, needed_rect;
1155 unsigned long fg, bg; 1302 unsigned long fg, bg;
1156 const char *p; 1303 const char *p;
1157 char **s; 1304 char **s;
1158 XIMStyles *xim_styles; 1305 XIMStyles *xim_styles;
1159 XVaNestedList preedit_attr, status_attr;
1160 XIMCallback ximcallback;
1161 1306
1162 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1307 set_environ (envv);
1163 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1308
1164 if (xim == NULL) 1309 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1165 return False; 1310 return false;
1311
1312 input_method = display->get_xim (locale, modifiers);
1313 if (input_method == NULL)
1314 return false;
1315
1316 xim = input_method->xim;
1317 spot.x = spot.y = -1;
1166 1318
1167 xim_styles = NULL; 1319 xim_styles = NULL;
1168 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1320 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1169 || !xim_styles || !xim_styles->count_styles) 1321 || !xim_styles || !xim_styles->count_styles)
1170 { 1322 {
1171 XCloseIM(xim); 1323 im_destroy ();
1172 return False; 1324 return false;
1325 }
1326
1327 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1328
1329 for (int pi = 0; pi < 2; pi++)
1173 } 1330 {
1331 p = pet[pi];
1174 1332
1175 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1333 if (!p)
1176 : "OverTheSpot,OffTheSpot,Root"; 1334 continue;
1177 s = rxvt_splitcommastring(p); 1335
1336 s = rxvt_strsplit (',', p);
1337
1178 for (i = found = 0; !found && s[i]; i++) 1338 for (i = found = 0; !found && s[i]; i++)
1179 { 1339 {
1180 if (!STRCMP(s[i], "OverTheSpot")) 1340 if (!strcmp (s[i], "OverTheSpot"))
1181 input_style = (XIMPreeditPosition | XIMStatusNothing); 1341 input_style = XIMPreeditPosition | XIMStatusNothing;
1182 else if (!STRCMP(s[i], "OffTheSpot")) 1342 else if (!strcmp (s[i], "OffTheSpot"))
1183 input_style = (XIMPreeditArea | XIMStatusArea); 1343 input_style = XIMPreeditArea | XIMStatusArea;
1184 else if (!STRCMP(s[i], "Root")) 1344 else if (!strcmp (s[i], "Root"))
1185 input_style = (XIMPreeditNothing | XIMStatusNothing); 1345 input_style = XIMPreeditNothing | XIMStatusNothing;
1346 else if (!strcmp (s[i], "None"))
1347 input_style = XIMPreeditNone | XIMStatusNone;
1348#ifdef ENABLE_XIM_ONTHESPOT
1349 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1350 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1351#endif
1352 else
1353 input_style = XIMPreeditNothing | XIMStatusNothing;
1186 1354
1187 for (j = 0; j < xim_styles->count_styles; j++) 1355 for (j = 0; j < xim_styles->count_styles; j++)
1188 if (input_style == xim_styles->supported_styles[j]) 1356 if (input_style == xim_styles->supported_styles[j])
1189 { 1357 {
1358 rxvt_free_strsplit (s);
1359
1190 found = 1; 1360 found = 1;
1191 break; 1361 goto foundpet;
1362 }
1363
1192 } 1364 }
1365
1366 rxvt_free_strsplit (s);
1193 } 1367 }
1194 for (i = 0; s[i]; i++) 1368
1195 free(s[i]); 1369foundpet:
1196 free(s); 1370
1197 XFree(xim_styles); 1371 XFree (xim_styles);
1198 1372
1199 if (!found) 1373 if (!found)
1200 { 1374 {
1201 XCloseIM(xim); 1375 im_destroy ();
1202 return False; 1376 return false;
1377 }
1378
1379 XFontSet fs = 0;
1380 XVaNestedList preedit_attr = 0, status_attr = 0;
1381
1382 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1203 } 1383 {
1384 // fake us a font-set, please
1385 char **missing_charset_list;
1386 int missing_charset_count;
1387 char *def_string;
1388 char pat[512];
1204 1389
1205 ximcallback.callback = rxvt_IMDestroyCallback; 1390 sprintf (pat,
1391 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1392 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1393 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1394 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1395 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1396 "*",
1397 fheight,
1398 fheight + 1, fheight - 1,
1399 fheight - 2, fheight + 2);
1206 1400
1207 /* XXX: not sure why we need this (as well as IC one below) */ 1401 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1208 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1402 &missing_charset_list, &missing_charset_count, &def_string);
1209 1403
1210 preedit_attr = status_attr = NULL; 1404 if (missing_charset_list)
1405 XFreeStringList (missing_charset_list);
1406
1407 if (!fs)
1408 {
1409 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1410 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1411 }
1412 }
1211 1413
1212 if (input_style & XIMPreeditPosition) 1414 if (input_style & XIMPreeditPosition)
1213 { 1415 {
1214 set_size (&rect); 1416 im_set_size (rect);
1215 set_position (&spot); 1417 im_set_position (spot);
1216 set_color (&fg, &bg); 1418 im_set_color (fg, bg);
1217 1419
1218 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1420 preedit_attr = XVaCreateNestedList (0,
1421 XNForeground, fg,
1422 XNBackground, bg,
1423 XNArea, &rect,
1219 XNSpotLocation, &spot, 1424 XNSpotLocation, &spot,
1220 XNForeground, fg, XNBackground, bg,
1221 //XNFontSet, TermWin.fontset, 1425 XNFontSet, fs,
1222 NULL); 1426 NULL);
1223 } 1427 }
1224 else if (input_style & XIMPreeditArea) 1428 else if (input_style & XIMPreeditArea)
1225 { 1429 {
1226 set_color (&fg, &bg); 1430 im_set_color (fg, bg);
1227 1431
1228 /* 1432 /*
1229 * The necessary width of preedit area is unknown 1433 * The necessary width of preedit area is unknown
1230 * until create input context. 1434 * until create input context.
1231 */ 1435 */
1232 needed_rect.width = 0; 1436 needed_rect.width = 0;
1233
1234 set_preedit_area(&rect, &status_rect, &needed_rect); 1437 im_set_preedit_area (rect, status_rect, needed_rect);
1235 1438
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1439 preedit_attr = XVaCreateNestedList (0,
1440 XNForeground, fg,
1237 XNForeground, fg, XNBackground, bg, 1441 XNBackground, bg,
1442 XNArea, &rect,
1443 XNFontSet, fs,
1444 NULL);
1445 status_attr = XVaCreateNestedList (0,
1446 XNForeground, fg,
1447 XNBackground, bg,
1448 XNArea, &status_rect,
1238 //XNFontSet, TermWin.fontset, 1449 XNFontSet, fs,
1239 NULL); 1450 NULL);
1240 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1451 }
1241 XNForeground, fg, XNBackground, bg, 1452#if ENABLE_XIM_ONTHESPOT
1242 //XNFontSet, TermWin.fontset, 1453 else if (input_style & XIMPreeditCallbacks)
1454 {
1455 XIMCallback xcb[4];
1456
1457 im_set_position (spot);
1458
1459 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1460 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1461 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1462# if 0
1463 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1464# endif
1465
1466 preedit_attr = XVaCreateNestedList (0,
1467 XNSpotLocation, &spot,
1468 XNPreeditStartCallback, &xcb[0],
1469 XNPreeditDoneCallback , &xcb[1],
1470 XNPreeditDrawCallback , &xcb[2],
1471# if 0
1472 XNPreeditCaretCallback, &xcb[3],
1473# endif
1243 NULL); 1474 NULL);
1244 } 1475 }
1245 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1476#endif
1477
1478 Input_Context = XCreateIC (xim,
1479 XNInputStyle, input_style,
1246 XNClientWindow, TermWin.parent[0], 1480 XNClientWindow, vt,
1247 XNFocusWindow, TermWin.parent[0], 1481 XNFocusWindow, parent,
1248 XNDestroyCallback, &ximcallback,
1249 preedit_attr ? XNPreeditAttributes : NULL, 1482 preedit_attr ? XNPreeditAttributes : NULL,
1250 preedit_attr, 1483 preedit_attr,
1251 status_attr ? XNStatusAttributes : NULL, 1484 status_attr ? XNStatusAttributes : NULL,
1252 status_attr, NULL); 1485 status_attr, NULL);
1253 if (preedit_attr) 1486
1254 XFree(preedit_attr); 1487 if (preedit_attr) XFree (preedit_attr);
1255 if (status_attr) 1488 if (status_attr) XFree (status_attr);
1256 XFree(status_attr); 1489 if (fs) XFreeFontSet (dpy, fs);
1490
1257 if (Input_Context == NULL) 1491 if (Input_Context == NULL)
1258 { 1492 {
1259 rxvt_print_error("failed to create input context"); 1493 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1260 XCloseIM(xim); 1494 im_destroy ();
1261 return False; 1495 return false;
1262 } 1496 }
1263 if (input_style & XIMPreeditArea) 1497
1264 IMSetStatusPosition (); 1498#if 0
1265 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1499 // unfortunately, only the focus window is used by XIM, hard to fix
1500 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1501 vt_select_input ();
1502#endif
1503
1504 im_set_position ();
1505
1266 return True; 1506 return true;
1267} 1507}
1268 1508
1269/*
1270 * X manual pages and include files don't match on some systems:
1271 * some think this is an XIDProc and others an XIMProc so we can't
1272 * use the first argument - need to update this to be nice for
1273 * both types via some sort of configure detection
1274 */
1275/* ARGSUSED */
1276/* EXTPROTO */
1277void 1509void
1278rxvt_IMInstantiateCallback(Display * unused 1510rxvt_term::im_cb ()
1279 __attribute__ ((unused)), XPointer client_data
1280 __attribute__ ((unused)), XPointer call_data
1281 __attribute__ ((unused)))
1282{ 1511{
1283 int i, found, had_im; 1512 int i;
1284 const char *p; 1513 const char *p;
1285 char **s; 1514 char **s;
1286 char buf[IMBUFSIZ]; 1515 char buf[IMBUFSIZ];
1287 1516
1288 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1517 make_current ();
1518
1519 im_destroy ();
1520
1289 if (GET_R->Input_Context) 1521 if (Input_Context)
1290 return; 1522 return;
1291 1523
1292#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1524#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1293 if (GET_R->rs[Rs_imLocale]) 1525 if (rs[Rs_imLocale])
1294 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1526 SET_LOCALE (rs[Rs_imLocale]);
1295#endif 1527#endif
1296 1528
1297 p = GET_R->rs[Rs_inputMethod]; 1529 p = rs[Rs_inputMethod];
1298 if (p && *p) 1530 if (p && *p)
1299 { 1531 {
1300 bool found = false; 1532 bool found = false;
1301 1533
1302 s = rxvt_splitcommastring (p); 1534 s = rxvt_strsplit (',', p);
1535
1303 for (i = 0; s[i]; i++) 1536 for (i = 0; s[i]; i++)
1304 { 1537 {
1305 if (*s[i]) 1538 if (*s[i])
1306 { 1539 {
1307 STRCPY (buf, "@im="); 1540 strcpy (buf, "@im=");
1308 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1541 strncat (buf, s[i], IMBUFSIZ - 5);
1309 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1542 if (im_get_ic (buf))
1310 { 1543 {
1311 found = true; 1544 found = true;
1312 break; 1545 break;
1313 } 1546 }
1314 } 1547 }
1315 } 1548 }
1316 for (i = 0; s[i]; i++) 1549
1317 free(s[i]); 1550 rxvt_free_strsplit (s);
1318 free(s);
1319 1551
1320 if (found) 1552 if (found)
1321 goto done; 1553 goto done;
1322 } 1554 }
1323 1555
1324 /* try with XMODIFIERS env. var. */ 1556 /* try with XMODIFIERS env. var. */
1325 if ((p = XSetLocaleModifiers ("")) && *p 1557 if (im_get_ic (""))
1326 && GET_R->IM_get_IC ())
1327 goto done; 1558 goto done;
1328 1559
1329 /* try with no modifiers base IF the user didn't specify an IM */ 1560 /* try with no modifiers base IF the user didn't specify an IM */
1330 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1561 if (im_get_ic ("@im=none"))
1331 && GET_R->IM_get_IC () == True)
1332 goto done; 1562 goto done;
1333 1563
1334done: 1564done:
1335#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1565#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1336 if (GET_R->rs[Rs_imLocale]) 1566 if (rs[Rs_imLocale])
1337 setlocale (LC_CTYPE, GET_R->locale); 1567 SET_LOCALE (locale);
1338#endif 1568#endif
1339} 1569}
1340 1570
1341void 1571void
1342rxvt_term::IMSetStatusPosition () 1572rxvt_term::im_set_position ()
1343{ 1573{
1344 XRectangle preedit_rect, status_rect, *needed_rect; 1574 XRectangle preedit_rect, status_rect, *needed_rect;
1345 XVaNestedList preedit_attr, status_attr; 1575 XVaNestedList preedit_attr, status_attr;
1346 1576
1347 if (Input_Context == NULL 1577 if (!Input_Context
1348 || !TermWin.focus || !(input_style & XIMPreeditArea) 1578 || !focus
1579 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1349 || !IMisRunning ()) 1580 || !im_is_running ())
1350 return; 1581 return;
1351 1582
1583 if (input_style & XIMPreeditPosition)
1584 {
1585 im_set_size (preedit_rect);
1586 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1587
1588 XSetICValues (Input_Context,
1589 XNPreeditAttributes, preedit_attr, NULL);
1590 }
1591 else
1592 {
1352 /* Getting the necessary width of preedit area */ 1593 /* Getting the necessary width of preedit area */
1353 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1594 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1354 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1595 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1355 XFree(status_attr); 1596 XFree (status_attr);
1356 1597
1357 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1598 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1599 XFree (needed_rect);
1358 1600
1359 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1601 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1360 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1602 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1361 1603
1362 XSetICValues(Input_Context, 1604 XSetICValues (Input_Context,
1363 XNPreeditAttributes, preedit_attr, 1605 XNPreeditAttributes, preedit_attr,
1364 XNStatusAttributes, status_attr, NULL); 1606 XNStatusAttributes, status_attr,
1607 NULL);
1365 1608
1609 XFree (status_attr);
1610 }
1611
1366 XFree(preedit_attr); 1612 XFree (preedit_attr);
1367 XFree(status_attr);
1368} 1613}
1369#endif /* USE_XIM */ 1614#endif /* USE_XIM */
1370 1615
1371/*----------------------------------------------------------------------*/ 1616void
1372rxvt_t rxvt_current_term; 1617rxvt_term::get_window_origin (int &x, int &y)
1618{
1619 Window cr;
1620 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1621}
1622
1623Pixmap
1624rxvt_term::get_pixmap_property (Atom property)
1625{
1626 Pixmap pixmap = None;
1627
1628 int aformat;
1629 unsigned long nitems, bytes_after;
1630 Atom atype;
1631 unsigned char *prop;
1632 int result = XGetWindowProperty (dpy, display->root, property,
1633 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1634 &nitems, &bytes_after, &prop);
1635 if (result == Success)
1636 {
1637 if (atype == XA_PIXMAP)
1638 pixmap = *(Pixmap *)prop;
1639 XFree (prop);
1640 }
1641
1642 return pixmap;
1643}
1644
1645#ifdef HAVE_BG_PIXMAP
1646
1647void
1648rxvt_term::update_background ()
1649{
1650 if (update_background_ev.is_active ())
1651 return;
1652
1653 bg_invalidate ();
1654
1655 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1656
1657 if (to_wait <= 0.)
1658 bg_render ();
1659 else
1660 update_background_ev.start (to_wait);
1661}
1662
1663void
1664rxvt_term::update_background_cb (ev::timer &w, int revents)
1665{
1666 make_current ();
1667
1668 update_background_ev.stop ();
1669 bg_render ();
1670 refresh_check ();
1671}
1672
1673#endif /* HAVE_BG_PIXMAP */
1373 1674
1374/*----------------------- end-of-file (C source) -----------------------*/ 1675/*----------------------- end-of-file (C source) -----------------------*/

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