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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.25 by pcg, Sat Jan 31 03:27:45 2004 UTC vs.
Revision 1.356 by sf-exg, Fri Apr 29 10:10:20 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++)
380 (*t)->emergency_cleanup ();
381}
348 382
349 p = malloc(size); 383#if !ENABLE_MINIMAL
350 if (p) 384static void
351 return p; 385print_x_error (Display *dpy, XErrorEvent *event)
386{
387 char buffer[BUFSIZ];
388 char mesg[BUFSIZ];
389 char number[32];
390 const char mtype[] = "XlibMessage";
391 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
392 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
393 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
394 rxvt_warn ("%s: %s\n", mesg, buffer);
395 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
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);
429}
430#endif
352 431
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 432int
354 rxvt_clean_exit(); 433rxvt_xerror_handler (Display *display, XErrorEvent *event)
434{
435 if (GET_R->allowedxerror == -1)
436 GET_R->allowedxerror = event->error_code;
437 else
438 {
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
448 return 0;
449}
450
451int
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 ();
355 exit(EXIT_FAILURE); 457 _exit (EXIT_FAILURE);
356/* NOTREACHED */
357} 458}
358 459
359/* EXTPROTO */ 460static struct sig_handlers
360void *
361rxvt_calloc(size_t number, size_t size)
362{ 461{
363 void *p; 462 ev::sig sw_term, sw_int;
364 463
365 p = calloc(number, size); 464 /*
366 if (p) 465 * Catch a fatal signal and tidy up before quitting
367 return p; 466 */
467 void sig_term (ev::sig &w, int revents);
368 468
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 469 sig_handlers ()
370 rxvt_clean_exit(); 470 {
371 exit(EXIT_FAILURE); 471 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
372/* NOTREACHED */ 472 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
373} 473 }
474} sig_handlers;
374 475
375/* EXTPROTO */
376void *
377rxvt_realloc(void *ptr, size_t size)
378{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size);
383 else
384 p = malloc(size);
385 if (p)
386 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391/* NOTREACHED */
392}
393
394/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398void 476void
399rxvt_term::privileges (int mode) 477sig_handlers::sig_term (ev::sig &w, int revents)
400{ 478{
401#if ! defined(__CYGWIN32__) 479 rxvt_emergency_cleanup ();
402# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 480 w.stop ();
403/* setreuid() is the poor man's setuid(), seteuid() */ 481 kill (getpid (), w.signum);
404# define seteuid(a) setreuid(-1, (a)) 482}
405# define setegid(a) setregid(-1, (a)) 483
406# define HAVE_SETEUID 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 case IGNORE:
411 /*
412 * change effective uid/gid - not real uid/gid - so we can switch
413 * back to root later, as required
414 */
415 seteuid(getuid());
416 setegid(getgid());
417 break;
418 case SAVE:
419 euid = geteuid();
420 egid = getegid();
421 break;
422 case RESTORE:
423 seteuid(euid);
424 setegid(egid);
425 break;
426 }
427# else
428 switch (mode) {
429 case IGNORE:
430 setuid(getuid());
431 setgid(getgid());
432 /* FALLTHROUGH */
433 case SAVE:
434 /* FALLTHROUGH */
435 case RESTORE:
436 break;
437 }
438# endif 509# endif
439#endif 510# ifdef VDISCRD
440} 511 tio->c_cc[VDISCRD] = CFLUSH;
441
442#ifdef UTMP_SUPPORT
443void
444rxvt_term::privileged_utmp (char action)
445{
446 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
447 action, next_utmp_action, getpid()));
448 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
449 || (Options & Opt_utmpInhibit)
450 || ttydev == NULL || *ttydev == '\0')
451 return;
452
453 privileges (RESTORE);
454 if (action == SAVE) {
455 next_utmp_action = RESTORE;
456 makeutent (ttydev, rs[Rs_display_name]);
457 } else { /* action == RESTORE */
458 next_utmp_action = IGNORE;
459 cleanutent ();
460 }
461 privileges (IGNORE);
462}
463#endif
464
465#ifndef NO_SETOWNER_TTYDEV
466void
467rxvt_term::privileged_ttydev (char action)
468{
469 D_MAIN((stderr,
470 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
471 action, next_tty_action, getpid()));
472 if (next_tty_action != action || (action != SAVE && action != RESTORE)
473 || ttydev == NULL || *ttydev == '\0')
474 return;
475
476 privileges (RESTORE);
477
478 if (action == SAVE) {
479 next_tty_action = RESTORE;
480# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
482 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
483 next_tty_action = IGNORE;
484 else
485# endif 512# endif
486 { 513# ifdef VWERSE
487 chown(ttydev, getuid(), ttygid); /* fail silently */ 514 tio->c_cc[VWERSE] = CWERASE;
488 chmod(ttydev, ttymode);
489# ifdef HAVE_REVOKE
490 revoke(ttydev);
491# endif 515# endif
492 } 516# ifdef VLNEXT
493 } else { /* action == RESTORE */ 517 tio->c_cc[VLNEXT] = CLNEXT;
494 next_tty_action = IGNORE;
495# ifndef RESET_TTY_TO_COMMON_DEFAULTS
496 chmod(ttydev, ttyfd_stat.st_mode);
497 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
498# else
499 chmod(ttydev,
500 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
501 chown(ttydev, 0, 0);
502# endif 518# endif
503 } 519# ifdef VSTATUS
504 520 tio->c_cc[VSTATUS] = CSTATUS;
505 privileges (IGNORE);
506
507# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
509 action == RESTORE ? "Restoring" : (action ==
510 SAVE ? "Saving" :
511 "UNKNOWN ERROR for"), ttydev,
512 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
513 ttyfd_stat.st_gid));
514# endif 521# endif
515} 522
523# if VMIN != VEOF
524 tio->c_cc[VMIN] = 1;
516#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}
517 582
518/*----------------------------------------------------------------------*/ 583/*----------------------------------------------------------------------*/
519/* 584/*
520 * window size/position calculcations for XSizeHint and other storage. 585 * window size/position calculations for XSizeHint and other storage.
521 * if width/height are non-zero then override calculated width/height 586 * if width/height are non-zero then override calculated width/height
522 */ 587 */
523void 588void
524rxvt_term::window_calc (unsigned int width, unsigned int height) 589rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
525{ 590{
526 short recalc_x, recalc_y; 591 short recalc_x, recalc_y;
527 int x, y, sb_w, mb_h, flags; 592 int x, y, flags;
528 unsigned int w, h; 593 unsigned int w, h;
529 unsigned int max_width, max_height; 594 unsigned int max_width, max_height;
530 595
531 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
532 TermWin.ncol, TermWin.nrow, szHint.width,
533 szHint.height));
534 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 596 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
535 szHint.win_gravity = NorthWestGravity; 597 szHint.win_gravity = NorthWestGravity;
536/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 598 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
537 599
538 recalc_x = recalc_y = 0; 600 recalc_x = recalc_y = 0;
539 flags = 0; 601 flags = 0;
602
540 if (!parsed_geometry) { 603 if (!parsed_geometry)
604 {
541 parsed_geometry = 1; 605 parsed_geometry = 1;
606
542 if (rs[Rs_geometry]) 607 if (rs[Rs_geometry])
543 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 608 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
609
544 if (flags & WidthValue) { 610 if (flags & WidthValue)
545 TermWin.ncol = BOUND_POSITIVE_INT16(w); 611 {
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 ());
546 szHint.flags |= USSize; 616 szHint.flags |= USSize;
547 } 617 }
618
548 if (flags & HeightValue) { 619 if (flags & HeightValue)
549 TermWin.nrow = BOUND_POSITIVE_INT16(h); 620 {
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 ());
550 szHint.flags |= USSize; 625 szHint.flags |= USSize;
551 } 626 }
627
552 if (flags & XValue) { 628 if (flags & XValue)
629 {
553 szHint.x = x; 630 szHint.x = x;
554 szHint.flags |= USPosition; 631 szHint.flags |= USPosition;
632
555 if (flags & XNegative) { 633 if (flags & XNegative)
634 {
556 recalc_x = 1; 635 recalc_x = 1;
557 szHint.win_gravity = NorthEastGravity; 636 szHint.win_gravity = NorthEastGravity;
558 } 637 }
559 } 638 }
639
560 if (flags & YValue) { 640 if (flags & YValue)
641 {
561 szHint.y = y; 642 szHint.y = y;
562 szHint.flags |= USPosition; 643 szHint.flags |= USPosition;
644
563 if (flags & YNegative) { 645 if (flags & YNegative)
646 {
564 recalc_y = 1; 647 recalc_y = 1;
648
565 if (szHint.win_gravity == NorthEastGravity) 649 if (szHint.win_gravity == NorthEastGravity)
566 szHint.win_gravity = SouthEastGravity; 650 szHint.win_gravity = SouthEastGravity;
567 else 651 else
568 szHint.win_gravity = SouthWestGravity; 652 szHint.win_gravity = SouthWestGravity;
569 } 653 }
570 } 654 }
571 } 655 }
656
572/* TODO: BOUNDS */ 657 /* TODO: BOUNDS */
573 TermWin.width = TermWin.ncol * TermWin.fwidth; 658 width = ncol * fwidth;
574 TermWin.height = TermWin.nrow * TermWin.fheight; 659 height = nrow * fheight;
575 max_width = MAX_COLS * TermWin.fwidth; 660 max_width = MAX_COLS * fwidth;
576 max_height = MAX_ROWS * TermWin.fheight; 661 max_height = MAX_ROWS * fheight;
577 662
578 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 663 szHint.base_width = szHint.base_height = 2 * int_bwidth;
579 664
580 sb_w = mb_h = 0;
581 window_vt_x = window_vt_y = 0; 665 window_vt_x = window_vt_y = int_bwidth;
582 if (scrollbar_visible ()) { 666
667 if (scrollBar.state)
668 {
583 sb_w = scrollbar_TotalWidth(); 669 int sb_w = scrollBar.total_width ();
584 szHint.base_width += sb_w; 670 szHint.base_width += sb_w;
671
585 if (!(Options & Opt_scrollBar_right)) 672 if (!option (Opt_scrollBar_right))
586 window_vt_x = sb_w; 673 window_vt_x += sb_w;
587 } 674 }
588 if (menubar_visible ()) { 675
589 mb_h = menuBar_TotalHeight();
590 szHint.base_height += mb_h;
591 window_vt_y = mb_h;
592 }
593 szHint.width_inc = TermWin.fwidth; 676 szHint.width_inc = fwidth;
594 szHint.height_inc = TermWin.fheight; 677 szHint.height_inc = fheight;
595 szHint.min_width = szHint.base_width + szHint.width_inc; 678 szHint.min_width = szHint.base_width + szHint.width_inc;
596 szHint.min_height = szHint.base_height + szHint.height_inc; 679 szHint.min_height = szHint.base_height + szHint.height_inc;
597 680
598 if (width && width - szHint.base_width < max_width) { 681 if (newwidth && newwidth - szHint.base_width < max_width)
682 {
599 szHint.width = width; 683 szHint.width = newwidth;
600 TermWin.width = width - szHint.base_width; 684 width = newwidth - szHint.base_width;
601 } else { 685 }
602 MIN_IT(TermWin.width, max_width); 686 else
687 {
688 min_it (width, max_width);
603 szHint.width = szHint.base_width + TermWin.width; 689 szHint.width = szHint.base_width + width;
604 } 690 }
691
605 if (height && height - szHint.base_height < max_height) { 692 if (newheight && newheight - szHint.base_height < max_height)
693 {
606 szHint.height = height; 694 szHint.height = newheight;
607 TermWin.height = height - szHint.base_height; 695 height = newheight - szHint.base_height;
608 } else { 696 }
697 else
698 {
609 MIN_IT(TermWin.height, max_height); 699 min_it (height, max_height);
610 szHint.height = szHint.base_height + TermWin.height; 700 szHint.height = szHint.base_height + height;
611 } 701 }
612 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
613 window_sb_x = szHint.width - sb_w;
614 702
615 if (recalc_x) 703 if (recalc_x)
616 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 704 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
617 - szHint.width - 2 * TermWin.ext_bwidth); 705
618 if (recalc_y) 706 if (recalc_y)
619 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 707 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
620 - szHint.height - 2 * TermWin.ext_bwidth);
621 708
622 TermWin.ncol = TermWin.width / TermWin.fwidth; 709 ncol = width / fwidth;
623 TermWin.nrow = TermWin.height / TermWin.fheight; 710 nrow = height / fheight;
624 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
625 TermWin.ncol, TermWin.nrow, szHint.width,
626 szHint.height));
627 return;
628} 711}
629 712
630/*----------------------------------------------------------------------*/ 713/*----------------------------------------------------------------------*/
631/* 714/*
632 * Tell the teletype handler what size the window is. 715 * Tell the teletype handler what size the window is.
633 * Called after a window size change. 716 * Called after a window size change.
634 */ 717 */
635void 718void
636rxvt_term::tt_winch () 719rxvt_term::tt_winch ()
637{ 720{
721 if (pty->pty < 0)
722 return;
723
638 struct winsize ws; 724 struct winsize ws;
639 725
640 if (cmd_fd < 0)
641 return;
642
643 ws.ws_col = TermWin.ncol; 726 ws.ws_col = ncol;
644 ws.ws_row = TermWin.nrow; 727 ws.ws_row = nrow;
645 ws.ws_xpixel = ws.ws_ypixel = 0; 728 ws.ws_xpixel = width;
646#ifndef DEBUG_SIZE 729 ws.ws_ypixel = height;
647 (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 }
648#else 802#else
649 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 803 fontset[style] = fontset[0];
650 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
651# ifdef SIGWINCH
652 else if (cmd_pid) /* force through to the command */
653 kill (cmd_pid, SIGWINCH);
654# endif 804#endif
655#endif 805 }
656}
657 806
658/*----------------------------------------------------------------------*/ 807 if (parent)
659/* rxvt_change_font() - Switch to a new font */ 808 {
660/* 809 resize_all_windows (0, 0, 0);
661 * init = 1 - initialize 810 scr_remap_chars ();
662 * 811 scr_touch (true);
663 * fontname == FONT_UP - switch to bigger font 812 }
664 * fontname == FONT_DN - switch to smaller font
665 */
666void
667rxvt_term::change_font (int init, const char *fontname)
668{
669}
670 813
814 return true;
815}
816
671void 817void
672rxvt_term::font_up_down (int n, int direction) 818rxvt_term::set_string_property (Atom prop, const char *str, int len)
673{ 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);
674} 849}
675 850
676/*----------------------------------------------------------------------*/ 851/*----------------------------------------------------------------------*/
677/*----------------------------------------------------------------------*/ 852/*----------------------------------------------------------------------*/
678/* xterm sequences - title, iconName, color (exptl) */ 853/* xterm sequences - title, iconName, color (exptl) */
679void 854void
680rxvt_term::set_title (const char *str) 855rxvt_term::set_title (const char *str)
681{ 856{
682#ifndef SMART_WINDOW_TITLE 857 set_mbstring_property (XA_WM_NAME, str);
683 XStoreName(Xdisplay, TermWin.parent[0], str); 858#if ENABLE_EWMH
684#else 859 set_utf8_property (xa[XA_NET_WM_NAME], str);
685 char *name;
686
687 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
688 name = NULL;
689 if (name == NULL || STRCMP(name, str))
690 XStoreName(Xdisplay, TermWin.parent[0], str);
691 if (name)
692 XFree(name);
693#endif 860#endif
694} 861}
695 862
696void 863void
697rxvt_term::set_iconName (const char *str) 864rxvt_term::set_icon_name (const char *str)
698{ 865{
699#ifndef SMART_WINDOW_TITLE 866 set_mbstring_property (XA_WM_ICON_NAME, str);
700 XSetIconName(Xdisplay, TermWin.parent[0], str); 867#if ENABLE_EWMH
701#else 868 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
702 char *name;
703
704 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
705 name = NULL;
706 if (name == NULL || STRCMP(name, str))
707 XSetIconName(Xdisplay, TermWin.parent[0], str);
708 if (name)
709 XFree(name);
710#endif 869#endif
711} 870}
712 871
872void
873rxvt_term::set_window_color (int idx, const char *color)
874{
713#ifdef XTERM_COLOR_CHANGE 875#ifdef XTERM_COLOR_CHANGE
714void
715rxvt_term::set_window_color (int idx, const char *color)
716{
717 rxvt_color xcol; 876 rxvt_color xcol;
718 int i;
719 877
720 if (color == NULL || *color == '\0') 878 if (color == NULL || *color == '\0')
721 return; 879 return;
722 880
881 color = strdup (color);
882 allocated.push_back ((void *)color);
883 rs[Rs_color + idx] = color;
884
723/* handle color aliases */ 885 /* handle color aliases */
724 if (isdigit(*color)) { 886 if (isdigit (*color))
887 {
725 i = atoi(color); 888 int i = atoi (color);
726 if (i >= 8 && i <= 15) { /* bright colors */ 889
727 i -= 8; 890 if (i >= 8 && i <= 15)
728# ifndef NO_BRIGHTCOLOR 891 {
892 /* bright colors */
729 PixColors[idx] = PixColors[minBrightCOLOR + i]; 893 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
730 SET_PIXCOLOR(idx);
731 goto Done; 894 goto done;
732# endif
733 } 895 }
734 if (i >= 0 && i <= 7) { /* normal colors */ 896
897 if (i >= 0 && i <= 7)
898 {
899 /* normal colors */
735 PixColors[idx] = PixColors[minCOLOR + i]; 900 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
736 SET_PIXCOLOR(idx);
737 goto Done; 901 goto done;
738 } 902 }
739 } 903 }
740 if (!rXParseAllocColor (& xcol, color))
741 return;
742/* XStoreColor (Xdisplay, XCMAP, XColor*); */
743 904
744/* 905 set_color (xcol, color);
906
907 /*
745 * 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,
746 * so just keep gobbling up the colormap 909 * so just keep gobbling up the colormap
747 */ 910 */
748# if 0
749 for (i = Color_Black; i <= Color_White; i++)
750 if (PixColors[idx] == PixColors[i])
751 break;
752 if (i > Color_White) {
753 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
754 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
755 DisplayPlanes(Xdisplay, Xscreen));
756 }
757# endif
758 911
759 PixColors[idx] = xcol; 912 pix_colors_focused[idx] = xcol;
760 SET_PIXCOLOR(idx);
761 913
762/* XSetWindowAttributes attr; */ 914done:
763/* Cursor cursor; */
764 Done:
765 if (idx == Color_bg && !(Options & Opt_transparent))
766 XSetWindowBackground(Xdisplay, TermWin.vt,
767 PixColors[Color_bg]);
768
769/* handle Color_BD, scrollbar background, etc. */ 915 /*TODO: handle Color_BD, scrollbar background, etc. */
770 916
771 set_colorfgbg (); 917 update_fade_color (idx);
772 recolour_cursor (); 918 recolour_cursor ();
773/* the only reasonable way to enforce a clean update */ 919 scr_recolour ();
774 scr_poweron (); 920#endif /* XTERM_COLOR_CHANGE */
775} 921}
776
777#else
778# define set_window_color (idx,color) ((void)0)
779#endif /* XTERM_COLOR_CHANGE */
780 922
781void 923void
782rxvt_term::recolour_cursor () 924rxvt_term::recolour_cursor ()
783{ 925{
784#if TODO 926 XColor fg, bg;
785 rxvt_color xcol[2];
786 927
787 xcol[0] = PixColors[Color_pointer]; 928 (ISSET_PIXCOLOR (Color_pointer_fg)
788 xcol[1] = PixColors[Color_bg]; 929 ? pix_colors_focused[Color_pointer_fg]
789 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
790 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 936 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
791#endif
792} 937}
793 938
794/*----------------------------------------------------------------------*/ 939/*----------------------------------------------------------------------*/
795/* 940/*
796 * 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
797 */ 942 */
798void 943void
799rxvt_term::set_colorfgbg () 944rxvt_term::set_colorfgbg ()
800{ 945{
801 unsigned int i; 946 unsigned int i;
802 const char *xpmb = "\0"; 947 const char *xpmb = "";
803 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 948 char fstr[] = "default";
949 char bstr[] = "default";
804 950
805 env_colorfgbg =
806 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
807 STRCPY(fstr, "default");
808 STRCPY(bstr, "default");
809 for (i = Color_Black; i <= Color_White; i++) 951 for (i = Color_Black; i <= Color_White; i++)
810 if (PixColors[Color_fg] == PixColors[i]) { 952 if (pix_colors[Color_fg] == pix_colors[i])
953 {
811 sprintf(fstr, "%d", (i - Color_Black)); 954 sprintf (fstr, "%d", i - Color_Black);
812 break; 955 break;
813 } 956 }
957
814 for (i = Color_Black; i <= Color_White; i++) 958 for (i = Color_Black; i <= Color_White; i++)
815 if (PixColors[Color_bg] == PixColors[i]) { 959 if (pix_colors[Color_bg] == pix_colors[i])
960 {
816 sprintf(bstr, "%d", (i - Color_Black)); 961 sprintf (bstr, "%d", i - Color_Black);
817#ifdef XPM_BACKGROUND 962#ifdef BG_IMAGE_FROM_FILE
818 xpmb = "default;"; 963 xpmb = "default;";
819#endif 964#endif
820 break; 965 break;
821 } 966 }
967
822 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 968 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
823 putenv(env_colorfgbg);
824
825#ifndef NO_BRIGHTCOLOR
826 colorfgbg = DEFAULT_RSTYLE;
827 for (i = minCOLOR; i <= maxCOLOR; i++) {
828 if (PixColors[Color_fg] == PixColors[i])
829 colorfgbg = SET_FGCOLOR(colorfgbg, i);
830 if (PixColors[Color_bg] == PixColors[i])
831 colorfgbg = SET_BGCOLOR(colorfgbg, i);
832 }
833#endif
834} 969}
835 970
836/*----------------------------------------------------------------------*/ 971/*----------------------------------------------------------------------*/
837/*
838 * Colour determination for low colour displays, routine from
839 * Hans de Goede <hans@highrise.nl>
840 */
841 972
842int 973bool
843rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 974rxvt_term::set_color (rxvt_color &color, const char *name)
844{ 975{
845 if (!screen_in_out->set (this, colour)) { 976 if (color.set (this, name))
846 rxvt_print_error("can't allocate colour: %s", colour);
847 return false;
848 }
849
850 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]);
851} 987}
852 988
853/* -------------------------------------------------------------------- * 989/* -------------------------------------------------------------------- *
854 * - WINDOW RESIZING - * 990 * - WINDOW RESIZING - *
855 * -------------------------------------------------------------------- */ 991 * -------------------------------------------------------------------- */
856void 992void
857rxvt_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)
858{ 994{
859 int fix_screen; 995 int fix_screen;
996 int old_width = szHint.width;
997 int old_height = szHint.height;
860 998
861#ifdef SMART_RESIZE
862 int old_width = szHint.width, old_height = szHint.height;
863#endif
864
865 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);
866 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1007 XSetWMNormalHints (dpy, parent, &szHint);
1008 szHint.flags |= PBaseSize | PResizeInc;
1009 }
1010
867 if (!ignoreparent) 1011 if (!ignoreparent)
868 { 1012 {
869#ifdef SMART_RESIZE 1013#ifdef SMART_RESIZE
870 /* 1014 /*
871 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1015 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
874 int x, y, x1, y1; 1018 int x, y, x1, y1;
875 int dx, dy; 1019 int dx, dy;
876 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1020 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
877 Window unused_cr; 1021 Window unused_cr;
878 1022
879 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1023 XTranslateCoordinates (dpy, parent, display->root,
880 0, 0, &x, &y, &unused_cr); 1024 0, 0, &x, &y, &unused_cr);
881 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1025 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
882 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1026 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
883 /* 1027 /*
884 * 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
885 * our position for handles and decorations. Counter it 1029 * our position for handles and decorations. Counter it
886 */ 1030 */
887 if (x1 != x || y1 != y) { 1031 if (x1 != x || y1 != y)
1032 {
888 x -= x1; 1033 x -= x1;
889 y -= y1; 1034 y -= y1;
890 } 1035 }
891 1036
892 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1037 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
893 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1038 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
894 dx = old_width - szHint.width; 1039 dx = old_width - szHint.width;
895 dy = old_height - szHint.height; 1040 dy = old_height - szHint.height;
896 1041
897 /* Check position of the center of the window */ 1042 /* Check position of the center of the window */
898 if (x < x1) /* left half */ 1043 if (x < x1) /* left half */
899 dx = 0; 1044 dx = 0;
900 else if (x == x1) /* exact center */ 1045 else if (x == x1) /* exact center */
901 dx /= 2; 1046 dx /= 2;
902 if (y < y1) /* top half */ 1047 if (y < y1) /* top half */
903 dy = 0; 1048 dy = 0;
904 else if (y == y1) /* exact center */ 1049 else if (y == y1) /* exact center */
905 dy /= 2; 1050 dy /= 2;
906 1051
907 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1052 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
908 szHint.width, szHint.height); 1053 szHint.width, szHint.height);
909#else 1054#else
910 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1055 XResizeWindow (dpy, parent, szHint.width, szHint.height);
911 szHint.height);
912#endif 1056#endif
913 } 1057 }
914 1058
915 fix_screen = (TermWin.ncol != prev_ncol 1059 if (set_hint)
916 || TermWin.nrow != prev_nrow); 1060 XSetWMNormalHints (dpy, parent, &szHint);
917 1061
1062 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1063
918 if (fix_screen || width != old_width || height != old_height) 1064 if (fix_screen || newwidth != old_width || newheight != old_height)
919 { 1065 {
920 if (scrollbar_visible ()) 1066 if (scrollBar.state)
921 { 1067 scrollBar.resize ();
922 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
923 0, scrollbar_TotalWidth (), szHint.height);
924 resize_scrollbar ();
925 }
926 1068
927 if (menubar_visible ()) 1069 XMoveResizeWindow (dpy, vt,
928 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1070 window_vt_x, window_vt_y,
929 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
930
931 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
932 window_vt_y, TermWin_TotalWidth (),
933 TermWin_TotalHeight ()); 1071 width, height);
934#ifdef RXVT_GRAPHICS 1072
935 if (old_height) 1073#ifdef HAVE_BG_PIXMAP
936 Gr_Resize (old_width - szHint.base_width, 1074 if (bg_window_size_sensitive ())
937 old_height - szHint.base_height); 1075 update_background ();
938#endif
939 scr_clear ();
940#ifdef XPM_BACKGROUND
941 resize_pixmap ();
942#endif 1076#endif
943 } 1077 }
944 1078
945 if (fix_screen || old_height == 0) 1079 if (fix_screen || old_height == 0)
946 {
947 int curr_screen = -1;
948 int old_ncol = prev_ncol;
949
950 /* scr_reset only works on the primary screen */
951 if (old_height) /* this is not the first time through */
952 {
953 unsigned int ncol = TermWin.ncol;
954 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
955 curr_screen = scr_change_screen (PRIMARY);
956 TermWin.ncol = ncol;
957 }
958
959 scr_reset(); 1080 scr_reset ();
960
961 if (curr_screen >= 0) /* this is not the first time through */
962 {
963 scr_change_screen (curr_screen);
964 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
965 }
966 }
967
968 old_width = szHint.width;
969 old_height = szHint.height;
970 1081
971#ifdef USE_XIM 1082#ifdef USE_XIM
972 IMSetStatusPosition (); 1083 IMSetPosition ();
973#endif 1084#endif
974} 1085}
975 1086
976/* 1087/*
977 * 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.
978 * good for toggling 80/132 columns 1089 * good for toggling 80/132 columns
979 */ 1090 */
980void 1091void
981rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1092rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
982{ 1093{
983 XWindowAttributes wattr; 1094 XWindowAttributes wattr;
984 1095
985 if (width == 0 || height == 0) { 1096 if (newwidth == 0 || newheight == 0)
1097 {
986 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1098 XGetWindowAttributes (dpy, display->root, &wattr);
1099
987 if (width == 0) 1100 if (newwidth == 0)
988 width = wattr.width - szHint.base_width; 1101 newwidth = wattr.width - szHint.base_width;
989 if (height == 0) 1102 if (newheight == 0)
990 height = wattr.height - szHint.base_height; 1103 newheight = wattr.height - szHint.base_height;
1104 }
1105
1106 if (newwidth != width || newheight != height)
991 } 1107 {
992 if (width != TermWin.width || height != TermWin.height) {
993 width += szHint.base_width; 1108 newwidth += szHint.base_width;
994 height += szHint.base_height; 1109 newheight += szHint.base_height;
995 resize_all_windows (width, height, 0); 1110 resize_all_windows (newwidth, newheight, 0);
996 } 1111 }
997} 1112}
998 1113
999/* -------------------------------------------------------------------- * 1114/* -------------------------------------------------------------------- *
1000 * - X INPUT METHOD ROUTINES - * 1115 * - X INPUT METHOD ROUTINES - *
1001 * -------------------------------------------------------------------- */ 1116 * -------------------------------------------------------------------- */
1002#ifdef USE_XIM 1117#ifdef USE_XIM
1003void
1004rxvt_term::set_size (XRectangle *size)
1005{
1006 size->x = TermWin.int_bwidth;
1007 size->y = TermWin.int_bwidth;
1008 size->width = Width2Pixel(TermWin.ncol);
1009 size->height = Height2Pixel(TermWin.nrow);
1010}
1011 1118
1012void 1119void
1013rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1120rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1014{ 1121{
1015 *fg = PixColors[Color_fg]; 1122 fg = pix_colors [Color_fg];
1016 *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;
1017} 1150}
1018 1151
1019/* Checking whether input method is running. */ 1152/* Checking whether input method is running. */
1020bool 1153bool
1021rxvt_term::IMisRunning () 1154rxvt_term::IMisRunning ()
1022{ 1155{
1023 char *p; 1156 Atom atom;
1024 Atom atom; 1157 Window win;
1025 Window win;
1026 char server[IMBUFSIZ]; 1158 char server[IMBUFSIZ];
1027 1159
1028/* get current locale modifier */ 1160 /* get current locale modifier */
1029 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1161 if (char *p = XSetLocaleModifiers (0))
1162 {
1030 STRCPY(server, "@server="); 1163 strcpy (server, "@server=");
1031 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1164 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1165
1032 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1166 if (p = strchr (server + 1, '@')) /* first one only */
1033 *p = '\0'; 1167 *p = '\0';
1034 1168
1035 atom = XInternAtom(Xdisplay, server, False); 1169 atom = XInternAtom (dpy, server, False);
1036 win = XGetSelectionOwner(Xdisplay, atom); 1170 win = XGetSelectionOwner (dpy, atom);
1171
1037 if (win != None) 1172 if (win != None)
1038 return True; 1173 return true;
1039 } 1174 }
1175
1040 return False; 1176 return false;
1041} 1177}
1042 1178
1043void 1179void
1044rxvt_term::IMSendSpot () 1180rxvt_term::IMSendSpot ()
1045{ 1181{
1046 XPoint spot; 1182 XPoint nspot;
1047 XVaNestedList preedit_attr; 1183 XVaNestedList preedit_attr;
1048 1184
1049 if (Input_Context == NULL 1185 if (!Input_Context
1050 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1186 || !focus
1051 || !(event_type == KeyPress 1187 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1052 || event_type == Expose
1053 || event_type == NoExpose
1054 || event_type == SelectionNotify
1055 || event_type == ButtonRelease || event_type == FocusIn)
1056 || !IMisRunning ())
1057 return; 1188 return;
1058 1189
1059 set_position (&spot); 1190 im_set_position (nspot);
1060 1191
1192 if (nspot.x == spot.x && nspot.y == spot.y)
1193 return;
1194
1195 spot = nspot;
1196
1061 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1197 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1062 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1198 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1063 XFree(preedit_attr); 1199 XFree (preedit_attr);
1064} 1200}
1065 1201
1066void 1202void
1067rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1203rxvt_term::im_destroy ()
1068 XRectangle * needed_rect)
1069{ 1204{
1070 int mbh, vtx = 0; 1205 if (input_method)
1206 {
1207 if (Input_Context && input_method->xim)
1208 XDestroyIC (Input_Context);
1071 1209
1072 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1210 display->put_xim (input_method);
1073 vtx = scrollbar_TotalWidth(); 1211 input_method = 0;
1212 }
1074 1213
1075 mbh = menubar_visible () ? menuBar_TotalHeight() : 0; 1214 Input_Context = 0;
1076 mbh -= TermWin.lineSpace;
1077
1078 preedit_rect->x = needed_rect->width + vtx;
1079 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1080
1081 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1082 preedit_rect->height = Height2Pixel(1);
1083
1084 status_rect->x = vtx;
1085 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1086
1087 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1088 status_rect->height = Height2Pixel(1);
1089} 1215}
1090 1216
1091/* ARGSUSED */ 1217#ifdef ENABLE_XIM_ONTHESPOT
1092/* EXTPROTO */ 1218
1093void 1219static void
1094rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data 1220xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1095 __attribute__ ((unused)), XPointer call_data
1096 __attribute__ ((unused)))
1097{ 1221{
1098 GET_R->Input_Context = NULL; 1222 ((rxvt_term *)client_data)->make_current ();
1099/* To avoid Segmentation Fault in C locale: Solaris only? */ 1223 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1100 if (STRCMP (GET_R->locale, "C"))
1101 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1102 rxvt_IMInstantiateCallback, NULL);
1103} 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
1104 1290
1105/* 1291/*
1106 * 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
1107 * open a suitable preedit type 1293 * open a suitable preedit type
1108 */ 1294 */
1109bool 1295bool
1110rxvt_term::IM_get_IC () 1296rxvt_term::IM_get_IC (const char *modifiers)
1111{ 1297{
1112 int i, j, found; 1298 int i, j, found;
1113 XIM xim; 1299 XIM xim;
1114 XPoint spot; 1300 XPoint spot;
1115 XRectangle rect, status_rect, needed_rect; 1301 XRectangle rect, status_rect, needed_rect;
1116 unsigned long fg, bg; 1302 unsigned long fg, bg;
1117 const char *p; 1303 const char *p;
1118 char **s; 1304 char **s;
1119 XIMStyles *xim_styles; 1305 XIMStyles *xim_styles;
1120 XVaNestedList preedit_attr, status_attr; 1306#ifdef ENABLE_XIM_ONTHESPOT
1121 XIMCallback ximcallback; 1307 XIMCallback xcb[4];
1308#endif
1122 1309
1123 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1310 set_environ (envv);
1124 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1311
1125 if (xim == NULL) 1312 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1126 return False; 1313 return false;
1127 1314
1315 input_method = display->get_xim (locale, modifiers);
1316 if (input_method == NULL)
1317 return false;
1318
1319 xim = input_method->xim;
1320 spot.x = spot.y = -1;
1321
1128 xim_styles = NULL; 1322 xim_styles = NULL;
1129 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1323 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1130 || !xim_styles || !xim_styles->count_styles) { 1324 || !xim_styles || !xim_styles->count_styles)
1131 XCloseIM(xim); 1325 {
1326 im_destroy ();
1132 return False; 1327 return false;
1328 }
1329
1330 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1331
1332 for (int pi = 0; pi < 2; pi++)
1133 } 1333 {
1334 p = pet[pi];
1134 1335
1135 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1336 if (!p)
1136 : "OverTheSpot,OffTheSpot,Root"; 1337 continue;
1137 s = rxvt_splitcommastring(p); 1338
1339 s = rxvt_strsplit (',', p);
1340
1138 for (i = found = 0; !found && s[i]; i++) { 1341 for (i = found = 0; !found && s[i]; i++)
1342 {
1139 if (!STRCMP(s[i], "OverTheSpot")) 1343 if (!strcmp (s[i], "OverTheSpot"))
1140 input_style = (XIMPreeditPosition | XIMStatusNothing); 1344 input_style = XIMPreeditPosition | XIMStatusNothing;
1141 else if (!STRCMP(s[i], "OffTheSpot")) 1345 else if (!strcmp (s[i], "OffTheSpot"))
1142 input_style = (XIMPreeditArea | XIMStatusArea); 1346 input_style = XIMPreeditArea | XIMStatusArea;
1143 else if (!STRCMP(s[i], "Root")) 1347 else if (!strcmp (s[i], "Root"))
1144 input_style = (XIMPreeditNothing | XIMStatusNothing); 1348 input_style = XIMPreeditNothing | XIMStatusNothing;
1349 else if (!strcmp (s[i], "None"))
1350 input_style = XIMPreeditNone | XIMStatusNone;
1351#ifdef ENABLE_XIM_ONTHESPOT
1352 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1353 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1354#endif
1355 else
1356 input_style = XIMPreeditNothing | XIMStatusNothing;
1145 1357
1146 for (j = 0; j < xim_styles->count_styles; j++) 1358 for (j = 0; j < xim_styles->count_styles; j++)
1147 if (input_style == xim_styles->supported_styles[j]) { 1359 if (input_style == xim_styles->supported_styles[j])
1360 {
1361 rxvt_free_strsplit (s);
1362
1148 found = 1; 1363 found = 1;
1149 break; 1364 goto foundpet;
1150 } 1365 }
1366
1367 }
1368
1369 rxvt_free_strsplit (s);
1151 } 1370 }
1152 for (i = 0; s[i]; i++) 1371
1153 free(s[i]); 1372foundpet:
1154 free(s); 1373
1155 XFree(xim_styles); 1374 XFree (xim_styles);
1156 1375
1157 if (!found) { 1376 if (!found)
1158 XCloseIM(xim); 1377 {
1378 im_destroy ();
1159 return False; 1379 return false;
1380 }
1381
1382 XFontSet fs = 0;
1383 XVaNestedList preedit_attr = 0, status_attr = 0;
1384
1385 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1160 } 1386 {
1387 // fake us a font-set, please
1388 char **missing_charset_list;
1389 int missing_charset_count;
1390 char *def_string;
1391 char pat[512];
1161 1392
1162 ximcallback.callback = rxvt_IMDestroyCallback; 1393 sprintf (pat,
1394 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1395 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1396 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1397 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1398 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1399 "*",
1400 fheight,
1401 fheight + 1, fheight - 1,
1402 fheight - 2, fheight + 2);
1163 1403
1164 /* XXX: not sure why we need this (as well as IC one below) */ 1404 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1165 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1405 &missing_charset_list, &missing_charset_count, &def_string);
1166 1406
1167 preedit_attr = status_attr = NULL; 1407 if (missing_charset_list)
1408 XFreeStringList (missing_charset_list);
1168 1409
1410 if (!fs)
1411 {
1412 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1413 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1414 }
1415 }
1416
1169 if (input_style & XIMPreeditPosition) { 1417 if (input_style & XIMPreeditPosition)
1418 {
1170 set_size (&rect); 1419 im_set_size (rect);
1171 set_position (&spot); 1420 im_set_position (spot);
1172 set_color (&fg, &bg); 1421 im_set_color (fg, bg);
1173 1422
1174 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1423 preedit_attr = XVaCreateNestedList (0,
1424 XNForeground, fg,
1425 XNBackground, bg,
1426 XNArea, &rect,
1175 XNSpotLocation, &spot, 1427 XNSpotLocation, &spot,
1176 XNForeground, fg, XNBackground, bg,
1177 //XNFontSet, TermWin.fontset, 1428 XNFontSet, fs,
1178 NULL);
1179 } else if (input_style & XIMPreeditArea) {
1180 set_color (&fg, &bg);
1181
1182 /*
1183 * The necessary width of preedit area is unknown
1184 * until create input context.
1185 */
1186 needed_rect.width = 0;
1187
1188 set_preedit_area(&rect, &status_rect, &needed_rect);
1189
1190 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1191 XNForeground, fg, XNBackground, bg,
1192 //XNFontSet, TermWin.fontset,
1193 NULL);
1194 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1195 XNForeground, fg, XNBackground, bg,
1196 //XNFontSet, TermWin.fontset,
1197 NULL); 1429 NULL);
1198 } 1430 }
1199 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1431 else if (input_style & XIMPreeditArea)
1432 {
1433 im_set_color (fg, bg);
1434
1435 /*
1436 * The necessary width of preedit area is unknown
1437 * until create input context.
1438 */
1439 needed_rect.width = 0;
1440 im_set_preedit_area (rect, status_rect, needed_rect);
1441
1442 preedit_attr = XVaCreateNestedList (0,
1443 XNForeground, fg,
1444 XNBackground, bg,
1445 XNArea, &rect,
1446 XNFontSet, fs,
1447 NULL);
1448 status_attr = XVaCreateNestedList (0,
1449 XNForeground, fg,
1450 XNBackground, bg,
1451 XNArea, &status_rect,
1452 XNFontSet, fs,
1453 NULL);
1454 }
1455#if ENABLE_XIM_ONTHESPOT
1456 else if (input_style & XIMPreeditCallbacks)
1457 {
1458 im_set_position (spot);
1459
1460 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1461 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1462 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1463# if 0
1464 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1465# endif
1466
1467 preedit_attr = XVaCreateNestedList (0,
1468 XNSpotLocation, &spot,
1469 XNPreeditStartCallback, &xcb[0],
1470 XNPreeditDoneCallback , &xcb[1],
1471 XNPreeditDrawCallback , &xcb[2],
1472# if 0
1473 XNPreeditCaretCallback, &xcb[3],
1474# endif
1475 NULL);
1476 }
1477#endif
1478
1479 Input_Context = XCreateIC (xim,
1480 XNInputStyle, input_style,
1200 XNClientWindow, TermWin.parent[0], 1481 XNClientWindow, vt,
1201 XNFocusWindow, TermWin.parent[0], 1482 XNFocusWindow, parent,
1202 XNDestroyCallback, &ximcallback,
1203 preedit_attr ? XNPreeditAttributes : NULL, 1483 preedit_attr ? XNPreeditAttributes : NULL,
1204 preedit_attr, 1484 preedit_attr,
1205 status_attr ? XNStatusAttributes : NULL, 1485 status_attr ? XNStatusAttributes : NULL,
1206 status_attr, NULL); 1486 status_attr, NULL);
1207 if (preedit_attr) 1487
1208 XFree(preedit_attr); 1488 if (preedit_attr) XFree (preedit_attr);
1209 if (status_attr) 1489 if (status_attr) XFree (status_attr);
1210 XFree(status_attr); 1490 if (fs) XFreeFontSet (dpy, fs);
1491
1211 if (Input_Context == NULL) { 1492 if (Input_Context == NULL)
1212 rxvt_print_error("failed to create input context"); 1493 {
1213 XCloseIM(xim); 1494 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1495 im_destroy ();
1214 return False; 1496 return false;
1215 } 1497 }
1216 if (input_style & XIMPreeditArea) 1498
1499#if 0
1500 // unfortunately, only the focus window is used by XIM, hard to fix
1501 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1502 vt_select_input ();
1503#endif
1504
1217 IMSetStatusPosition (); 1505 IMSetPosition ();
1218 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1506
1219 return True; 1507 return true;
1220} 1508}
1221 1509
1222/*
1223 * X manual pages and include files don't match on some systems:
1224 * some think this is an XIDProc and others an XIMProc so we can't
1225 * use the first argument - need to update this to be nice for
1226 * both types via some sort of configure detection
1227 */
1228/* ARGSUSED */
1229/* EXTPROTO */
1230void 1510void
1231rxvt_IMInstantiateCallback(Display * unused 1511rxvt_term::im_cb ()
1232 __attribute__ ((unused)), XPointer client_data
1233 __attribute__ ((unused)), XPointer call_data
1234 __attribute__ ((unused)))
1235{ 1512{
1236 int i, found, had_im; 1513 int i;
1237 const char *p; 1514 const char *p;
1238 char **s; 1515 char **s;
1239 char buf[IMBUFSIZ]; 1516 char buf[IMBUFSIZ];
1240 1517
1241 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1518 make_current ();
1519
1520 im_destroy ();
1521
1242 if (GET_R->Input_Context) 1522 if (Input_Context)
1243 return; 1523 return;
1244 1524
1245#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1525#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1246 if (GET_R->rs[Rs_imLocale]) 1526 if (rs[Rs_imLocale])
1247 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1527 SET_LOCALE (rs[Rs_imLocale]);
1248#endif 1528#endif
1249 1529
1250 p = GET_R->rs[Rs_inputMethod]; 1530 p = rs[Rs_inputMethod];
1251 if (p && *p) 1531 if (p && *p)
1252 { 1532 {
1253 bool found = false; 1533 bool found = false;
1254 1534
1255 s = rxvt_splitcommastring (p); 1535 s = rxvt_strsplit (',', p);
1536
1256 for (i = 0; s[i]; i++) 1537 for (i = 0; s[i]; i++)
1257 { 1538 {
1258 if (*s[i]) 1539 if (*s[i])
1259 { 1540 {
1260 STRCPY (buf, "@im="); 1541 strcpy (buf, "@im=");
1261 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1542 strncat (buf, s[i], IMBUFSIZ - 5);
1262 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1543 if (IM_get_IC (buf))
1263 { 1544 {
1264 found = true; 1545 found = true;
1265 break; 1546 break;
1266 } 1547 }
1267 } 1548 }
1268 } 1549 }
1269 for (i = 0; s[i]; i++) 1550
1270 free(s[i]); 1551 rxvt_free_strsplit (s);
1271 free(s);
1272 1552
1273 if (found) 1553 if (found)
1274 goto done; 1554 goto done;
1275 } 1555 }
1276 1556
1277/* try with XMODIFIERS env. var. */ 1557 /* try with XMODIFIERS env. var. */
1278 if ((p = XSetLocaleModifiers ("")) && *p 1558 if (IM_get_IC (""))
1279 && GET_R->IM_get_IC ())
1280 goto done; 1559 goto done;
1281 1560
1282/* try with no modifiers base IF the user didn't specify an IM */ 1561 /* try with no modifiers base IF the user didn't specify an IM */
1283 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1562 if (IM_get_IC ("@im=none"))
1284 && GET_R->IM_get_IC () == True)
1285 goto done; 1563 goto done;
1286 1564
1287done: 1565done:
1288#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1566#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1289 if (GET_R->rs[Rs_imLocale]) 1567 if (rs[Rs_imLocale])
1290 setlocale (LC_CTYPE, GET_R->locale); 1568 SET_LOCALE (locale);
1291#endif 1569#endif
1292} 1570}
1293 1571
1294void 1572void
1295rxvt_term::IMSetStatusPosition () 1573rxvt_term::IMSetPosition ()
1296{ 1574{
1297 XRectangle preedit_rect, status_rect, *needed_rect; 1575 XRectangle preedit_rect, status_rect, *needed_rect;
1298 XVaNestedList preedit_attr, status_attr; 1576 XVaNestedList preedit_attr, status_attr;
1299 1577
1300 if (Input_Context == NULL 1578 if (!Input_Context
1301 || !TermWin.focus || !(input_style & XIMPreeditArea) 1579 || !focus
1580 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1302 || !IMisRunning ()) 1581 || !IMisRunning ())
1303 return; 1582 return;
1304 1583
1584 if (input_style & XIMPreeditPosition)
1585 {
1586 im_set_size (preedit_rect);
1587 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1588
1589 XSetICValues (Input_Context,
1590 XNPreeditAttributes, preedit_attr, NULL);
1591 }
1592 else
1593 {
1305/* Getting the necessary width of preedit area */ 1594 /* Getting the necessary width of preedit area */
1306 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1595 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1596 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308 XFree(status_attr); 1597 XFree (status_attr);
1309 1598
1310 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1599 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1600 XFree (needed_rect);
1311 1601
1312 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1602 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1603 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314 1604
1315 XSetICValues(Input_Context, 1605 XSetICValues (Input_Context,
1316 XNPreeditAttributes, preedit_attr, 1606 XNPreeditAttributes, preedit_attr,
1317 XNStatusAttributes, status_attr, NULL); 1607 XNStatusAttributes, status_attr,
1608 NULL);
1318 1609
1610 XFree (status_attr);
1611 }
1612
1319 XFree(preedit_attr); 1613 XFree (preedit_attr);
1320 XFree(status_attr);
1321} 1614}
1322#endif /* USE_XIM */ 1615#endif /* USE_XIM */
1323 1616
1324/*----------------------------------------------------------------------*/ 1617void
1325rxvt_t rxvt_current_term; 1618rxvt_term::get_window_origin (int &x, int &y)
1619{
1620 Window cr;
1621 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1622}
1623
1624Pixmap
1625rxvt_term::get_pixmap_property (Atom property)
1626{
1627 Pixmap pixmap = None;
1628
1629 int aformat;
1630 unsigned long nitems, bytes_after;
1631 Atom atype;
1632 unsigned char *prop;
1633 int result = XGetWindowProperty (dpy, display->root, property,
1634 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1635 &nitems, &bytes_after, &prop);
1636 if (result == Success)
1637 {
1638 if (atype == XA_PIXMAP)
1639 pixmap = *(Pixmap *)prop;
1640 XFree (prop);
1641 }
1642
1643 return pixmap;
1644}
1645
1646#ifdef HAVE_BG_PIXMAP
1647
1648void
1649rxvt_term::update_background ()
1650{
1651 if (update_background_ev.is_active ())
1652 return;
1653
1654 bg_invalidate ();
1655
1656 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1657
1658 if (to_wait <= 0.)
1659 bg_render ();
1660 else
1661 update_background_ev.start (to_wait);
1662}
1663
1664void
1665rxvt_term::update_background_cb (ev::timer &w, int revents)
1666{
1667 make_current ();
1668
1669 update_background_ev.stop ();
1670 bg_render ();
1671 refresh_check ();
1672}
1673
1674#endif /* HAVE_BG_PIXMAP */
1326 1675
1327/*----------------------- end-of-file (C source) -----------------------*/ 1676/*----------------------- end-of-file (C source) -----------------------*/

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