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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.11 by pcg, Mon Dec 8 23:14:40 2003 UTC vs.
Revision 1.364 by sf-exg, Mon Jan 9 15:30:17 2012 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.11 2003/12/08 23:14:40 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * 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>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
… …
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
36 38
39#include <limits>
40
41#include <cassert>
37#include <signal.h> 42#include <csignal>
43#include <cstring>
38 44
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 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>
45#endif 53# endif
54#endif
46 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
62static char curlocale[128], savelocale[128];
63
64bool
65rxvt_set_locale (const char *locale) NOTHROW
66{
67 int size = strlen (locale) + 1;
68
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);
76 setlocale (LC_CTYPE, curlocale);
77 return true;
78}
79
47void * 80void
48rxvt_term::operator new (size_t s) 81rxvt_push_locale (const char *locale) NOTHROW
49{ 82{
50 void *p = malloc (s); 83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
51 86
52 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.begin (); cc < v.end (); cc++)
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
53 return p; 150 return len;
54}
55 151
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 152}
153#endif
61 154
62rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 156{
157#if HAVE_BG_PIXMAP
158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
159#endif
64#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
162#endif
163#ifdef TEXT_BLINK
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),
66#endif 181#endif
67#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69#endif 184#endif
70 x_ev (this, &rxvt_term::x_cb), 185#ifndef NO_BELL
71 destroy_ev (this, &rxvt_term::destroy_cb), 186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72 check_ev (this, &rxvt_term::check_cb) 187#endif
73{ 188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
74 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;
75} 214}
76 215
77rxvt_term::~rxvt_term () 216rxvt_term::~rxvt_term ()
78{ 217{
79 rxvt_scr_release (this); 218 termlist.erase (find (termlist.begin (), termlist.end(), this));
80 219
81#ifndef NO_SETOWNER_TTYDEV 220 emergency_cleanup ();
82 rxvt_privileged_ttydev (this, RESTORE); 221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
83#endif 226#endif
84#ifdef UTMP_SUPPORT 227 delete fontset[0];
85 rxvt_privileged_utmp (this, RESTORE); 228
229#ifdef HAVE_BG_PIXMAP
230 bg_destroy ();
86#endif 231#endif
232
233 if (display)
234 {
235 selection_clear ();
236 selection_clear (true);
237
87#ifdef USE_XIM 238#ifdef USE_XIM
88 if (Input_Context != NULL) 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);
89 { 262 }
90 XDestroyIC (Input_Context);
91 Input_Context = NULL;
92 }
93#endif
94 263
95 if (cmd_fd >= 0) 264 scr_release ();
96 close (cmd_fd);
97 265
98 if (Xfd >= 0) 266 /* clear all resources */
99 XCloseDisplay (Xdisplay); 267 for (int i = 0; i < allocated.size (); i++)
268 free (allocated [i]);
100 269
101 delete PixColors; 270 free (selection.text);
271 free (selection.clip_text);
272 free (locale);
273 free (v_buffer);
274
275 delete selection_req;
276
277 delete envv;
278 delete argv;
279
280#ifdef KEYSYM_RESOURCE
281 delete keyboard;
282#endif
283#ifndef NO_RESOURCES
284 XrmDestroyDatabase (option_db);
285#endif
286}
287
288// child has exited, usually destroys
289void
290rxvt_term::child_cb (ev::child &w, int status)
291{
292 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
293
294 cmd_pid = 0;
295
296 if (!option (Opt_hold))
297 destroy ();
102} 298}
103 299
104void 300void
105rxvt_term::destroy () 301rxvt_term::destroy ()
106{ 302{
303 if (destroy_ev.is_active ())
304 return;
305
306 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
307
308#if ENABLE_OVERLAY
309 scr_overlay_off ();
310#endif
311
312 if (display)
313 {
314#if USE_XIM
315 im_ev.stop (display);
316#endif
317 scrollbar_ev.stop (display);
318#if ENABLE_TRANSPARENCY || ENABLE_PERL
319 rootwin_ev.stop (display);
320#endif
321 termwin_ev.stop (display);
322 vt_ev.stop (display);
323 }
324
107 check_ev.stop (); 325 flush_ev.stop ();
108 pty_ev.stop (); 326 pty_ev.stop ();
109 x_ev.stop ();
110#ifdef CURSOR_BLINK 327#ifdef CURSOR_BLINK
328 cursor_blink_ev.stop ();
329#endif
330#ifdef TEXT_BLINK
111 blink_ev.stop (); 331 text_blink_ev.stop ();
332#endif
333#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
334 cont_scroll_ev.stop ();
335#endif
336#ifdef SELECTION_SCROLLING
337 sel_scroll_ev.stop ();
112#endif 338#endif
113#ifdef POINTER_BLANK 339#ifdef POINTER_BLANK
114 pointer_ev.stop (); 340 pointer_ev.stop ();
115#endif 341#endif
116 342
117 destroy_ev.start (0); 343 destroy_ev.start ();
118} 344}
119 345
120void 346void
121rxvt_term::destroy_cb (time_watcher &w) 347rxvt_term::destroy_cb (ev::idle &w, int revents)
122{ 348{
123 SET_R (this); 349 make_current ();
124 350
125 delete this; 351 delete this;
126} 352}
127 353
128/*----------------------------------------------------------------------*/ 354void
129/* rxvt_init() */ 355rxvt_term::set_option (uint8_t opt, bool set)
130/* LIBPROTO */
131rxvt_t
132rxvt_init (int argc, const char *const *argv)
133{ 356{
134 SET_R (new rxvt_term); 357 if (!opt)
135 dR;
136
137 if (!R->init_vars () || !R->init (argc, argv))
138 {
139 delete R;
140 return NULL;
141 }
142
143 return R; 358 return;
144}
145 359
146/* EXTPROTO */ 360 uint8_t mask = 1 << (opt & 7);
147void 361 uint8_t &val = options [opt >> 3];
148rxvt_init_signals ()
149{
150/* install exit handler for cleanup */
151#if 0
152#ifdef HAVE_ATEXIT
153 atexit(rxvt_clean_exit);
154#else
155#endif
156#endif
157 362
158 struct sigaction sa; 363 val = val & ~mask | (set ? mask : 0);
159
160 sigfillset (&sa.sa_mask);
161 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170/* signal (SIGURG, SIG_DFL); */
171
172 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174}
175
176bool
177rxvt_term::init (int argc, const char *const *argv)
178{
179 dR;//TODO (scrollbar, setidle)
180
181 /*
182 * Save and then give up any super-user privileges
183 * If we need privileges in any area then we must specifically request it.
184 * We should only need to be root in these cases:
185 * 1. write utmp entries on some systems
186 * 2. chown tty on some systems
187 */
188 rxvt_privileges (this, SAVE);
189 rxvt_privileges (this, IGNORE);
190
191 rxvt_init_secondary (this);
192
193 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195#if (MENUBAR_MAX)
196 rxvt_menubar_read (this, rs[Rs_menu]);
197#endif
198#ifdef HAVE_SCROLLBARS
199 if (Options & Opt_scrollBar)
200 scrollbar_setIdle (); /* set existence for size calculations */
201#endif
202
203 rxvt_Create_Windows (this, argc, argv);
204
205 rxvt_init_xlocale (this);
206
207 rxvt_scr_reset (this); /* initialize screen */
208#ifdef RXVT_GRAPHICS
209 rxvt_Gr_reset (this); /* reset graphics */
210#endif
211
212#if 0
213#ifdef DEBUG_X
214 XSynchronize(Xdisplay, True);
215#endif
216#endif
217
218#ifdef HAVE_SCROLLBARS
219 if (Options & Opt_scrollBar)
220 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221#endif
222#if (MENUBAR_MAX)
223 if (menubar_visible(r))
224 XMapWindow (Xdisplay, menuBar.win);
225#endif
226#ifdef TRANSPARENT
227 if (Options & Opt_transparent)
228 {
229 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230 rxvt_check_our_parents (this);
231 }
232#endif
233 XMapWindow (Xdisplay, TermWin.vt);
234 XMapWindow (Xdisplay, TermWin.parent[0]);
235
236 rxvt_init_env (this);
237 rxvt_init_command (this, cmd_argv);
238
239 x_ev.start (Xfd, EVENT_READ);
240 pty_ev.start (cmd_fd, EVENT_READ);
241
242 check_ev.start ();
243
244 process_x_events ();
245
246 return true;
247}
248
249/* ------------------------------------------------------------------------- *
250 * SIGNAL HANDLING & EXIT HANDLER *
251 * ------------------------------------------------------------------------- */
252/*
253 * Catch a SIGCHLD signal and exit if the direct child has died
254 */
255/* ARGSUSED */
256/* EXTPROTO */
257RETSIGTYPE
258rxvt_Child_signal(int sig __attribute__ ((unused)))
259{
260 int pid, save_errno = errno;
261 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262 ;
263 errno = save_errno;
264
265#if 0
266 if (pid == R->cmd_pid)
267 exit (EXIT_SUCCESS);
268#endif
269}
270
271/*
272 * Catch a fatal signal and tidy up before quitting
273 */
274/* EXTPROTO */
275RETSIGTYPE
276rxvt_Exit_signal(int sig)
277{
278 signal(sig, SIG_DFL);
279#ifdef DEBUG_CMD
280 rxvt_print_error("signal %d", sig);
281#endif
282 rxvt_clean_exit();
283 kill(getpid(), sig);
284}
285
286/* ARGSUSED */
287/* INTPROTO */
288int
289rxvt_xerror_handler(const Display * display
290 __attribute__ ((unused)), const XErrorEvent * event)
291{
292 dR;
293
294 if (R->allowedxerror == -1)
295 R->allowedxerror = event->error_code;
296 else
297 {
298 rxvt_print_error("XError: Request: %d . %d, Error: %d",
299 event->request_code, event->minor_code,
300 event->error_code);
301
302 R->destroy ();
303 }
304
305 return 0;
306} 364}
307 365
308/*----------------------------------------------------------------------*/ 366/*----------------------------------------------------------------------*/
309/* 367/*
310 * Exit gracefully, clearing the utmp entry and restoring tty attributes 368 * Exit gracefully, clearing the utmp entry and restoring tty attributes
311 * TODO: if debugging, this should free up any known resources if we can 369 * TODO: if debugging, this should free up any known resources if we can
312 */ 370 */
313/* EXTPROTO */ 371static XErrorHandler old_xerror_handler;
314void
315rxvt_clean_exit ()
316{
317 dR;
318 372
319 R->destroy (); 373static void
320} 374rxvt_emergency_cleanup ()
321
322/* ------------------------------------------------------------------------- *
323 * MEMORY ALLOCATION WRAPPERS *
324 * ------------------------------------------------------------------------- */
325/* EXTPROTO */
326void *
327rxvt_malloc(size_t size)
328{ 375{
329 void *p; 376 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
377 (*t)->emergency_cleanup ();
378}
330 379
331 p = malloc(size); 380#if !ENABLE_MINIMAL
332 if (p) 381static void
333 return p; 382print_x_error (Display *dpy, XErrorEvent *event)
383{
384 char buffer[BUFSIZ];
385 char mesg[BUFSIZ];
386 char number[32];
387 const char mtype[] = "XlibMessage";
388 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
389 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
390 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
391 rxvt_warn ("%s: %s\n", mesg, buffer);
392 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
393 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
394 sprintf(number, "%d", event->request_code);
395 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
396 rxvt_warn ("(which is %s)\n", buffer);
397 if (event->request_code >= 128) {
398 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
399 mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
401 }
402 if ((event->error_code == BadWindow) ||
403 (event->error_code == BadPixmap) ||
404 (event->error_code == BadCursor) ||
405 (event->error_code == BadFont) ||
406 (event->error_code == BadDrawable) ||
407 (event->error_code == BadColor) ||
408 (event->error_code == BadGC) ||
409 (event->error_code == BadIDChoice) ||
410 (event->error_code == BadValue) ||
411 (event->error_code == BadAtom)) {
412 if (event->error_code == BadValue)
413 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
414 mesg, BUFSIZ);
415 else if (event->error_code == BadAtom)
416 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
417 mesg, BUFSIZ);
418 else
419 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
420 mesg, BUFSIZ);
421 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
422 }
423 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
424 mesg, BUFSIZ);
425 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
426}
427#endif
334 428
335 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 429int
336 rxvt_clean_exit(); 430rxvt_xerror_handler (Display *display, XErrorEvent *event)
431{
432 if (GET_R->allowedxerror == -1)
433 GET_R->allowedxerror = event->error_code;
434 else
435 {
436 // GET_R is most likely not the terminal which caused the error,
437 // so just output the error and continue
438#if ENABLE_MINIMAL
439 old_xerror_handler (display, event);
440#else
441 print_x_error (display, event);
442#endif
443 }
444
445 return 0;
446}
447
448int
449rxvt_xioerror_handler (Display *display)
450{
451 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
452 DisplayString (display));
453 rxvt_emergency_cleanup ();
337 exit(EXIT_FAILURE); 454 _exit (EXIT_FAILURE);
338/* NOTREACHED */
339} 455}
340 456
341/* EXTPROTO */ 457static struct sig_handlers
342void *
343rxvt_calloc(size_t number, size_t size)
344{ 458{
345 void *p; 459 ev::sig sw_term, sw_int;
346 460
347 p = calloc(number, size); 461 /*
348 if (p) 462 * Catch a fatal signal and tidy up before quitting
349 return p; 463 */
464 void sig_term (ev::sig &w, int revents);
350 465
351 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 466 sig_handlers ()
352 rxvt_clean_exit(); 467 {
353 exit(EXIT_FAILURE); 468 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
354/* NOTREACHED */ 469 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
355} 470 }
471} sig_handlers;
356 472
357/* EXTPROTO */
358void *
359rxvt_realloc(void *ptr, size_t size)
360{
361 void *p;
362
363 if (ptr)
364 p = realloc(ptr, size);
365 else
366 p = malloc(size);
367 if (p)
368 return p;
369
370 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371 rxvt_clean_exit();
372 exit(EXIT_FAILURE);
373/* NOTREACHED */
374}
375
376/* ------------------------------------------------------------------------- *
377 * PRIVILEGED OPERATIONS *
378 * ------------------------------------------------------------------------- */
379/* take care of suid/sgid super-user (root) privileges */
380/* INTPROTO */
381void 473void
382rxvt_privileges(pR_ int mode) 474sig_handlers::sig_term (ev::sig &w, int revents)
383{ 475{
384#if ! defined(__CYGWIN32__) 476 rxvt_emergency_cleanup ();
385# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 477 w.stop ();
386/* setreuid() is the poor man's setuid(), seteuid() */ 478 kill (getpid (), w.signum);
387# define seteuid(a) setreuid(-1, (a)) 479}
388# define setegid(a) setregid(-1, (a)) 480
389# define HAVE_SETEUID 481static void
482rxvt_get_ttymode (struct termios *tio)
483{
484 if (tcgetattr (STDIN_FILENO, tio) < 0)
485 memset (tio, 0, sizeof (struct termios));
486
487 for (int i = 0; i < NCCS; i++)
488 tio->c_cc[i] = VDISABLE;
489
490 tio->c_cc[VINTR] = CINTR;
491 tio->c_cc[VQUIT] = CQUIT;
492 tio->c_cc[VERASE] = CERASE;
493#ifdef VERASE2
494 tio->c_cc[VERASE2] = CERASE2;
495#endif
496 tio->c_cc[VKILL] = CKILL;
497 tio->c_cc[VEOF] = CEOF;
498 tio->c_cc[VSTART] = CSTART;
499 tio->c_cc[VSTOP] = CSTOP;
500 tio->c_cc[VSUSP] = CSUSP;
501# ifdef VDSUSP
502 tio->c_cc[VDSUSP] = CDSUSP;
390# endif 503# endif
391# ifdef HAVE_SETEUID 504# ifdef VREPRINT
392 switch (mode) { 505 tio->c_cc[VREPRINT] = CRPRNT;
393 case IGNORE:
394 /*
395 * change effective uid/gid - not real uid/gid - so we can switch
396 * back to root later, as required
397 */
398 seteuid(getuid());
399 setegid(getgid());
400 break;
401 case SAVE:
402 R->euid = geteuid();
403 R->egid = getegid();
404 break;
405 case RESTORE:
406 seteuid(R->euid);
407 setegid(R->egid);
408 break;
409 }
410# else
411 switch (mode) {
412 case IGNORE:
413 setuid(getuid());
414 setgid(getgid());
415 /* FALLTHROUGH */
416 case SAVE:
417 /* FALLTHROUGH */
418 case RESTORE:
419 break;
420 }
421# endif 506# endif
422#endif 507# ifdef VDISCRD
423} 508 tio->c_cc[VDISCRD] = CFLUSH;
424
425#ifdef UTMP_SUPPORT
426/* EXTPROTO */
427void
428rxvt_privileged_utmp(pR_ char action)
429{
430 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
431 action, R->next_utmp_action, getpid()));
432 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
433 || (R->Options & Opt_utmpInhibit)
434 || R->ttydev == NULL || *R->ttydev == '\0')
435 return;
436
437 rxvt_privileges(aR_ RESTORE);
438 if (action == SAVE) {
439 R->next_utmp_action = RESTORE;
440 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
441 } else { /* action == RESTORE */
442 R->next_utmp_action = IGNORE;
443 rxvt_cleanutent(aR);
444 }
445 rxvt_privileges(aR_ IGNORE);
446}
447#endif
448
449#ifndef NO_SETOWNER_TTYDEV
450/* EXTPROTO */
451void
452rxvt_privileged_ttydev(pR_ char action)
453{
454 D_MAIN((stderr,
455 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
456 action, R->next_tty_action, getpid()));
457 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
458 || R->ttydev == NULL || *R->ttydev == '\0')
459 return;
460
461 rxvt_privileges(aR_ RESTORE);
462
463 if (action == SAVE) {
464 R->next_tty_action = RESTORE;
465# ifndef RESET_TTY_TO_COMMON_DEFAULTS
466/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
467 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
468 R->next_tty_action = IGNORE;
469 else
470# endif 509# endif
471 { 510# ifdef VWERSE
472 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ 511 tio->c_cc[VWERSE] = CWERASE;
473 chmod(R->ttydev, R->ttymode);
474# ifdef HAVE_REVOKE
475 revoke(R->ttydev);
476# endif 512# endif
477 } 513# ifdef VLNEXT
478 } else { /* action == RESTORE */ 514 tio->c_cc[VLNEXT] = CLNEXT;
479 R->next_tty_action = IGNORE;
480# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481 chmod(R->ttydev, R->ttyfd_stat.st_mode);
482 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
483# else
484 chmod(R->ttydev,
485 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
486 chown(R->ttydev, 0, 0);
487# endif 515# endif
488 } 516# ifdef VSTATUS
489 517 tio->c_cc[VSTATUS] = CSTATUS;
490 rxvt_privileges(aR_ IGNORE);
491
492# ifndef RESET_TTY_TO_COMMON_DEFAULTS
493 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
494 action == RESTORE ? "Restoring" : (action ==
495 SAVE ? "Saving" :
496 "UNKNOWN ERROR for"), R->ttydev,
497 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
498 R->ttyfd_stat.st_gid));
499# endif 518# endif
500} 519
520# if VMIN != VEOF
521 tio->c_cc[VMIN] = 1;
501#endif 522# endif
523# if VTIME != VEOL
524 tio->c_cc[VTIME] = 0;
525# endif
526
527 /* input modes */
528 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
529# ifdef IMAXBEL
530 | IMAXBEL
531# endif
532 | IXON);
533
534 /* output modes */
535 tio->c_oflag = (OPOST | ONLCR);
536
537 /* control modes */
538 tio->c_cflag = (CS8 | CREAD);
539
540 /* local modes */
541 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
542# if defined (ECHOCTL) && defined (ECHOKE)
543 | ECHOCTL | ECHOKE
544# endif
545 | ECHOE | ECHOK);
546}
547
548char **rxvt_environ; // startup environment
549
550void
551rxvt_init ()
552{
553 assert (("fontMask must not overlap other RS masks",
554 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
555
556 rxvt_get_ttymode (&rxvt_term::def_tio);
557
558 // get rid of stdin/stdout as we don't need them, to free resources
559 dup2 (STDERR_FILENO, STDIN_FILENO);
560 dup2 (STDERR_FILENO, STDOUT_FILENO);
561
562 if (!ev_default_loop ())
563 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
564
565 rxvt_environ = environ;
566
567 signal (SIGHUP, SIG_IGN);
568 signal (SIGPIPE, SIG_IGN);
569
570 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
571 sig_handlers.sw_int.start (SIGINT); ev_unref ();
572
573 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
574 // TODO: handle this with exceptions and tolerate the memory loss
575 XSetIOErrorHandler (rxvt_xioerror_handler);
576
577 XrmInitialize ();
578}
502 579
503/*----------------------------------------------------------------------*/ 580/*----------------------------------------------------------------------*/
504/* 581/*
505 * window size/position calculcations for XSizeHint and other storage. 582 * window size/position calculations for XSizeHint and other storage.
506 * if width/height are non-zero then override calculated width/height 583 * if width/height are non-zero then override calculated width/height
507 */ 584 */
508/* EXTPROTO */
509void 585void
510rxvt_window_calc(pR_ unsigned int width, unsigned int height) 586rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511{ 587{
512 short recalc_x, recalc_y; 588 short recalc_x, recalc_y;
513 int x, y, sb_w, mb_h, flags; 589 int x, y, flags;
514 unsigned int w, h; 590 unsigned int w, h;
515 unsigned int max_width, max_height; 591 unsigned int max_width, max_height;
516 592
517 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
518 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
519 R->szHint.height));
520 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 593 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521 R->szHint.win_gravity = NorthWestGravity; 594 szHint.win_gravity = NorthWestGravity;
522/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 595 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523 596
524 recalc_x = recalc_y = 0; 597 recalc_x = recalc_y = 0;
525 flags = 0; 598 flags = 0;
599
526 if (!R->parsed_geometry) { 600 if (!parsed_geometry)
601 {
527 R->parsed_geometry = 1; 602 parsed_geometry = 1;
603
528 if (R->rs[Rs_geometry]) 604 if (rs[Rs_geometry])
529 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 605 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
606
530 if (flags & WidthValue) { 607 if (flags & WidthValue)
531 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 608 {
609 if (!w)
610 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
611
612 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
532 R->szHint.flags |= USSize; 613 szHint.flags |= USSize;
533 } 614 }
615
534 if (flags & HeightValue) { 616 if (flags & HeightValue)
535 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 617 {
618 if (!h)
619 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
620
621 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
536 R->szHint.flags |= USSize; 622 szHint.flags |= USSize;
537 } 623 }
624
538 if (flags & XValue) { 625 if (flags & XValue)
626 {
539 R->szHint.x = x; 627 szHint.x = x;
540 R->szHint.flags |= USPosition; 628 szHint.flags |= USPosition;
629
541 if (flags & XNegative) { 630 if (flags & XNegative)
631 {
542 recalc_x = 1; 632 recalc_x = 1;
543 R->szHint.win_gravity = NorthEastGravity; 633 szHint.win_gravity = NorthEastGravity;
544 } 634 }
545 } 635 }
636
546 if (flags & YValue) { 637 if (flags & YValue)
638 {
547 R->szHint.y = y; 639 szHint.y = y;
548 R->szHint.flags |= USPosition; 640 szHint.flags |= USPosition;
641
549 if (flags & YNegative) { 642 if (flags & YNegative)
643 {
550 recalc_y = 1; 644 recalc_y = 1;
645
551 if (R->szHint.win_gravity == NorthEastGravity) 646 if (szHint.win_gravity == NorthEastGravity)
552 R->szHint.win_gravity = SouthEastGravity; 647 szHint.win_gravity = SouthEastGravity;
553 else 648 else
554 R->szHint.win_gravity = SouthWestGravity; 649 szHint.win_gravity = SouthWestGravity;
555 } 650 }
556 } 651 }
557 } 652 }
653
558/* TODO: BOUNDS */ 654 /* TODO: BOUNDS */
559 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 655 width = ncol * fwidth;
560 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 656 height = nrow * fheight;
561 max_width = MAX_COLS * R->TermWin.fwidth; 657 max_width = MAX_COLS * fwidth;
562 max_height = MAX_ROWS * R->TermWin.fheight; 658 max_height = MAX_ROWS * fheight;
563 659
564 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 660 szHint.base_width = szHint.base_height = 2 * int_bwidth;
565 661
566 sb_w = mb_h = 0;
567 R->window_vt_x = R->window_vt_y = 0; 662 window_vt_x = window_vt_y = int_bwidth;
568 if (scrollbar_visible(R)) { 663
664 if (scrollBar.state)
665 {
569 sb_w = scrollbar_TotalWidth(); 666 int sb_w = scrollBar.total_width ();
570 R->szHint.base_width += sb_w; 667 szHint.base_width += sb_w;
668
571 if (!(R->Options & Opt_scrollBar_right)) 669 if (!option (Opt_scrollBar_right))
572 R->window_vt_x = sb_w; 670 window_vt_x += sb_w;
573 } 671 }
574 if (menubar_visible(R)) { 672
575 mb_h = menuBar_TotalHeight();
576 R->szHint.base_height += mb_h;
577 R->window_vt_y = mb_h;
578 }
579 R->szHint.width_inc = R->TermWin.fwidth; 673 szHint.width_inc = fwidth;
580 R->szHint.height_inc = R->TermWin.fheight; 674 szHint.height_inc = fheight;
581 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 675 szHint.min_width = szHint.base_width + szHint.width_inc;
582 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 676 szHint.min_height = szHint.base_height + szHint.height_inc;
583 677
584 if (width && width - R->szHint.base_width < max_width) { 678 if (newwidth && newwidth - szHint.base_width < max_width)
679 {
585 R->szHint.width = width; 680 szHint.width = newwidth;
586 R->TermWin.width = width - R->szHint.base_width; 681 width = newwidth - szHint.base_width;
587 } else { 682 }
588 MIN_IT(R->TermWin.width, max_width); 683 else
684 {
685 min_it (width, max_width);
589 R->szHint.width = R->szHint.base_width + R->TermWin.width; 686 szHint.width = szHint.base_width + width;
590 } 687 }
688
591 if (height && height - R->szHint.base_height < max_height) { 689 if (newheight && newheight - szHint.base_height < max_height)
690 {
592 R->szHint.height = height; 691 szHint.height = newheight;
593 R->TermWin.height = height - R->szHint.base_height; 692 height = newheight - szHint.base_height;
594 } else { 693 }
595 MIN_IT(R->TermWin.height, max_height); 694 else
695 {
696 min_it (height, max_height);
596 R->szHint.height = R->szHint.base_height + R->TermWin.height; 697 szHint.height = szHint.base_height + height;
597 } 698 }
598 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
599 R->window_sb_x = R->szHint.width - sb_w;
600 699
601 if (recalc_x) 700 if (recalc_x)
602 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 701 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
603 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 702
604 if (recalc_y) 703 if (recalc_y)
605 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 704 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
606 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
607 705
608 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 706 ncol = width / fwidth;
609 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 707 nrow = height / fheight;
610 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 708
611 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 709 // When the size of the vt window is not a multiple of the cell
612 R->szHint.height)); 710 // size, i.e., when the wm does not honour our size hints, there are
613 return; 711 // extra areas not covered by the terminal screen. Such gaps, when a
712 // bg pixmap is set, would have to be cleared manually to properly
713 // refresh the background. We take the simpler route and shrink the
714 // vt window so as to avoid creating gaps.
715 width = ncol * fwidth;
716 height = nrow * fheight;
614} 717}
615 718
616/*----------------------------------------------------------------------*/ 719/*----------------------------------------------------------------------*/
617/* 720/*
618 * Tell the teletype handler what size the window is. 721 * Tell the teletype handler what size the window is.
619 * Called after a window size change. 722 * Called after a window size change.
620 */ 723 */
621void 724void
622rxvt_term::tt_winch () 725rxvt_term::tt_winch ()
623{ 726{
624 struct winsize ws; 727 if (pty->pty < 0)
625
626 if (cmd_fd < 0)
627 return; 728 return;
628 729
730 struct winsize ws;
731
629 ws.ws_col = TermWin.ncol; 732 ws.ws_col = ncol;
630 ws.ws_row = TermWin.nrow; 733 ws.ws_row = nrow;
631 ws.ws_xpixel = ws.ws_ypixel = 0; 734 ws.ws_xpixel = width;
632#ifndef DEBUG_SIZE 735 ws.ws_ypixel = height;
633 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 736 ioctl (pty->pty, TIOCSWINSZ, &ws);
737
738#if 0
739 // TIOCSWINSZ is supposed to do this automatically and correctly
740 if (cmd_pid) /* force through to the command */
741 kill (-cmd_pid, SIGWINCH);
742#endif
743}
744
745/*----------------------------------------------------------------------*/
746/* load and set the various fonts */
747bool
748rxvt_term::set_fonts ()
749{
750 rxvt_fontset *fs = new rxvt_fontset (this);
751 rxvt_fontprop prop;
752
753 if (!fs
754 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
755 || !fs->realize_font (1))
756 {
757 delete fs;
758 return false;
759 }
760
761#if ENABLE_STYLES
762 for (int i = RS_styleCount; --i; )
763 if (fontset[i] != fontset[0])
764 delete fontset[i];
765#endif
766
767 delete fontset[0];
768 fontset[0] = fs;
769
770 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
771 prop.height += lineSpace;
772 prop.width += letterSpace;
773
774 fs->set_prop (prop, false);
775
776 fwidth = prop.width;
777 fheight = prop.height;
778 fbase = prop.ascent;
779
780 for (int style = 1; style < 4; style++)
781 {
782#if ENABLE_STYLES
783 const char *res = rs[Rs_font + style];
784
785 if (res && !*res)
786 fontset[style] = fontset[0];
787 else
788 {
789 fontset[style] = fs = new rxvt_fontset (this);
790 rxvt_fontprop prop2 = prop;
791
792 if (res)
793 {
794 fs->populate (res);
795 fs->set_prop (prop2, false);
796 }
797 else
798 {
799 fs->populate (fontset[0]->fontdesc);
800
801 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
802 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
803
804 fs->set_prop (prop2, true);
805 }
806
807 }
634#else 808#else
635 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 809 fontset[style] = fontset[0];
636 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
637# ifdef SIGWINCH
638 else if (cmd_pid) /* force through to the command */
639 kill (cmd_pid, SIGWINCH);
640# endif 810#endif
641#endif 811 }
642}
643 812
644/*----------------------------------------------------------------------*/ 813 if (parent)
645/* rxvt_change_font() - Switch to a new font */ 814 {
646/* 815 resize_all_windows (0, 0, 0);
647 * init = 1 - initialize 816 scr_remap_chars ();
648 * 817 scr_touch (true);
649 * fontname == FONT_UP - switch to bigger font 818 }
650 * fontname == FONT_DN - switch to smaller font
651 */
652/* EXTPROTO */
653void
654rxvt_change_font(pR_ int init, const char *fontname)
655{
656}
657 819
658/* INTPROTO */ 820 return true;
821}
822
659void 823void
660rxvt_font_up_down(pR_ int n, int direction) 824rxvt_term::set_string_property (Atom prop, const char *str, int len)
661{ 825{
826 XChangeProperty (dpy, parent,
827 prop, XA_STRING, 8, PropModeReplace,
828 (const unsigned char *)str, len >= 0 ? len : strlen (str));
829}
830
831void
832rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
833{
834 XTextProperty ct;
835
836 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
837 {
838 XSetTextProperty (dpy, parent, &ct, prop);
839 XFree (ct.value);
840 }
841}
842
843void
844rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
845{
846 wchar_t *ws = rxvt_mbstowcs (str, len);
847 char *s = rxvt_wcstoutf8 (ws);
848
849 XChangeProperty (dpy, parent,
850 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851 (const unsigned char *)s, strlen (s));
852
853 free (s);
854 free (ws);
662} 855}
663 856
664/*----------------------------------------------------------------------*/ 857/*----------------------------------------------------------------------*/
665/*----------------------------------------------------------------------*/ 858/*----------------------------------------------------------------------*/
666/* xterm sequences - title, iconName, color (exptl) */ 859/* xterm sequences - title, iconName, color (exptl) */
667/* EXTPROTO */
668void 860void
669rxvt_set_title(pR_ const char *str) 861rxvt_term::set_title (const char *str)
670{ 862{
671#ifndef SMART_WINDOW_TITLE 863 set_mbstring_property (XA_WM_NAME, str);
672 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 864#if ENABLE_EWMH
673#else 865 set_utf8_property (xa[XA_NET_WM_NAME], str);
674 char *name;
675
676 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
677 name = NULL;
678 if (name == NULL || STRCMP(name, str))
679 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
680 if (name)
681 XFree(name);
682#endif 866#endif
683} 867}
684 868
685/* EXTPROTO */
686void 869void
687rxvt_set_iconName(pR_ const char *str) 870rxvt_term::set_icon_name (const char *str)
688{ 871{
689#ifndef SMART_WINDOW_TITLE 872 set_mbstring_property (XA_WM_ICON_NAME, str);
690 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 873#if ENABLE_EWMH
691#else 874 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
692 char *name;
693
694 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
695 name = NULL;
696 if (name == NULL || STRCMP(name, str))
697 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
698 if (name)
699 XFree(name);
700#endif 875#endif
701} 876}
702 877
878void
879rxvt_term::set_window_color (int idx, const char *color)
880{
703#ifdef XTERM_COLOR_CHANGE 881#ifdef XTERM_COLOR_CHANGE
704/* EXTPROTO */
705void
706rxvt_set_window_color(pR_ int idx, const char *color)
707{
708 rxvt_color xcol; 882 rxvt_color xcol;
709 int i;
710 883
711 if (color == NULL || *color == '\0') 884 if (color == NULL || *color == '\0')
712 return; 885 return;
713 886
887 color = strdup (color);
888 allocated.push_back ((void *)color);
889 rs[Rs_color + idx] = color;
890
714/* handle color aliases */ 891 /* handle color aliases */
715 if (isdigit(*color)) { 892 if (isdigit (*color))
893 {
716 i = atoi(color); 894 int i = atoi (color);
717 if (i >= 8 && i <= 15) { /* bright colors */ 895
718 i -= 8; 896 if (i >= 8 && i <= 15)
719# ifndef NO_BRIGHTCOLOR 897 {
720 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 898 /* bright colors */
721 SET_PIXCOLOR(R, idx); 899 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
722 goto Done; 900 goto done;
723# endif
724 } 901 }
725 if (i >= 0 && i <= 7) { /* normal colors */ 902
726 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 903 if (i >= 0 && i <= 7)
727 SET_PIXCOLOR(R, idx); 904 {
905 /* normal colors */
906 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
728 goto Done; 907 goto done;
729 } 908 }
730 } 909 }
731 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
732 return;
733/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734 910
735/* 911 set_color (xcol, color);
912
913 /*
736 * FIXME: should free colors here, but no idea how to do it so instead, 914 * FIXME: should free colors here, but no idea how to do it so instead,
737 * so just keep gobbling up the colormap 915 * so just keep gobbling up the colormap
738 */ 916 */
739# if 0
740 for (i = Color_Black; i <= Color_White; i++)
741 if (R->PixColors[idx] == R->PixColors[i])
742 break;
743 if (i > Color_White) {
744 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
745 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
746 DisplayPlanes(R->Xdisplay, Xscreen));
747 }
748# endif
749 917
750 R->PixColors[idx] = xcol; 918 pix_colors_focused[idx] = xcol;
751 SET_PIXCOLOR(R, idx);
752 919
753/* XSetWindowAttributes attr; */ 920done:
754/* Cursor cursor; */
755 Done:
756 if (idx == Color_bg && !(R->Options & Opt_transparent))
757 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758 R->PixColors[Color_bg]);
759
760/* handle Color_BD, scrollbar background, etc. */ 921 /*TODO: handle Color_BD, scrollbar background, etc. */
761 922
762 rxvt_set_colorfgbg(aR); 923 update_fade_color (idx);
763 rxvt_recolour_cursor(aR); 924 recolour_cursor ();
764/* the only reasonable way to enforce a clean update */ 925 scr_recolour ();
765 rxvt_scr_poweron(aR); 926#endif /* XTERM_COLOR_CHANGE */
766} 927}
767 928
768#else
769# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770#endif /* XTERM_COLOR_CHANGE */
771
772/* EXTPROTO */
773void 929void
774rxvt_recolour_cursor(pR) 930rxvt_term::recolour_cursor ()
775{ 931{
776 rxvt_color xcol[2]; 932 XColor fg, bg;
777 933
778#if TODO 934 (ISSET_PIXCOLOR (Color_pointer_fg)
779 xcol[0] = R->PixColors[Color_pointer]; 935 ? pix_colors_focused[Color_pointer_fg]
780 xcol[1] = R->PixColors[Color_bg]; 936 : pix_colors_focused[Color_fg]).get (fg);
781 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 937
782 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 938 (ISSET_PIXCOLOR (Color_pointer_bg)
783#endif 939 ? pix_colors_focused[Color_pointer_bg]
940 : pix_colors_focused[Color_bg]).get (bg);
941
942 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
784} 943}
785 944
786/*----------------------------------------------------------------------*/ 945/*----------------------------------------------------------------------*/
787/* 946/*
788 * find if fg/bg matches any of the normal (low-intensity) colors 947 * find if fg/bg matches any of the normal (low-intensity) colors
789 */ 948 */
790/* INTPROTO */
791void 949void
792rxvt_set_colorfgbg(pR) 950rxvt_term::set_colorfgbg ()
793{ 951{
794 unsigned int i; 952 unsigned int i;
795 const char *xpmb = "\0"; 953 const char *xpmb = "";
796 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 954 char fstr[] = "default";
955 char bstr[] = "default";
797 956
798 R->env_colorfgbg =
799 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
800 STRCPY(fstr, "default");
801 STRCPY(bstr, "default");
802 for (i = Color_Black; i <= Color_White; i++) 957 for (i = Color_Black; i <= Color_White; i++)
803 if (R->PixColors[Color_fg] == R->PixColors[i]) { 958 if (pix_colors[Color_fg] == pix_colors[i])
959 {
804 sprintf(fstr, "%d", (i - Color_Black)); 960 sprintf (fstr, "%d", i - Color_Black);
805 break; 961 break;
806 } 962 }
963
807 for (i = Color_Black; i <= Color_White; i++) 964 for (i = Color_Black; i <= Color_White; i++)
808 if (R->PixColors[Color_bg] == R->PixColors[i]) { 965 if (pix_colors[Color_bg] == pix_colors[i])
966 {
809 sprintf(bstr, "%d", (i - Color_Black)); 967 sprintf (bstr, "%d", i - Color_Black);
810#ifdef XPM_BACKGROUND 968#ifdef BG_IMAGE_FROM_FILE
811 xpmb = "default;"; 969 xpmb = "default;";
812#endif 970#endif
813 break; 971 break;
814 } 972 }
973
815 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 974 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816 putenv(R->env_colorfgbg);
817
818#ifndef NO_BRIGHTCOLOR
819 R->colorfgbg = DEFAULT_RSTYLE;
820 for (i = minCOLOR; i <= maxCOLOR; i++) {
821 if (R->PixColors[Color_fg] == R->PixColors[i])
822 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
823 if (R->PixColors[Color_bg] == R->PixColors[i])
824 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
825 }
826#endif
827} 975}
828 976
829/*----------------------------------------------------------------------*/ 977/*----------------------------------------------------------------------*/
830/*
831 * Colour determination for low colour displays, routine from
832 * Hans de Goede <hans@highrise.nl>
833 */
834 978
835/* EXTPROTO */ 979bool
836int 980rxvt_term::set_color (rxvt_color &color, const char *name)
837rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
838{ 981{
839 screen_in_out->set(aR_ colour); 982 if (color.set (this, name))
840
841 if (!screen_in_out->set(aR_ colour)) {
842 rxvt_print_error("can't allocate colour: %s", colour);
843 return false;
844 }
845
846 return true; 983 return true;
984
985 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
986 return false;
987}
988
989void
990rxvt_term::alias_color (int dst, int src)
991{
992 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
847} 993}
848 994
849/* -------------------------------------------------------------------- * 995/* -------------------------------------------------------------------- *
850 * - WINDOW RESIZING - * 996 * - WINDOW RESIZING - *
851 * -------------------------------------------------------------------- */ 997 * -------------------------------------------------------------------- */
852/* EXTPROTO */
853void 998void
854rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 999rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
855 int ignoreparent)
856{ 1000{
857 int fix_screen; 1001 int fix_screen;
1002 int old_width = szHint.width;
1003 int old_height = szHint.height;
858 1004
1005 window_calc (newwidth, newheight);
1006
1007 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1008
1009 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1010 if (set_hint)
1011 {
1012 szHint.flags &= ~(PBaseSize | PResizeInc);
1013 XSetWMNormalHints (dpy, parent, &szHint);
1014 szHint.flags |= PBaseSize | PResizeInc;
1015 }
1016
1017 if (!ignoreparent)
1018 {
859#ifdef SMART_RESIZE 1019#ifdef SMART_RESIZE
860 int old_width = R->szHint.width, old_height = R->szHint.height; 1020 /*
861#endif
862
863 rxvt_window_calc(aR_ width, height);
864 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
865 if (!ignoreparent) {
866#ifdef SMART_RESIZE
867/*
868 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1021 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
869 * reposition window on resize depending on placement on screen 1022 * reposition window on resize depending on placement on screen
870 */ 1023 */
871 int x, y, x1, y1; 1024 int x, y, x1, y1;
872 int dx, dy; 1025 int dx, dy;
873 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1026 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
874 Window unused_cr; 1027 Window unused_cr;
875 1028
876 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1029 XTranslateCoordinates (dpy, parent, display->root,
877 0, 0, &x, &y, &unused_cr); 1030 0, 0, &x, &y, &unused_cr);
878 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1031 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
879 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1032 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
880 /* 1033 /*
881 * if Xroot isn't the parent window, a WM will probably have offset 1034 * if display->root isn't the parent window, a WM will probably have offset
882 * our position for handles and decorations. Counter it 1035 * our position for handles and decorations. Counter it
883 */ 1036 */
884 if (x1 != x || y1 != y) { 1037 if (x1 != x || y1 != y)
1038 {
885 x -= x1; 1039 x -= x1;
886 y -= y1; 1040 y -= y1;
887 } 1041 }
888 1042
889 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1043 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
890 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1044 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
891 dx = old_width - R->szHint.width; 1045 dx = old_width - szHint.width;
892 dy = old_height - R->szHint.height; 1046 dy = old_height - szHint.height;
893 1047
894 /* Check position of the center of the window */ 1048 /* Check position of the center of the window */
895 if (x < x1) /* left half */ 1049 if (x < x1) /* left half */
896 dx = 0; 1050 dx = 0;
897 else if (x == x1) /* exact center */ 1051 else if (x == x1) /* exact center */
898 dx /= 2; 1052 dx /= 2;
899 if (y < y1) /* top half */ 1053 if (y < y1) /* top half */
900 dy = 0; 1054 dy = 0;
901 else if (y == y1) /* exact center */ 1055 else if (y == y1) /* exact center */
902 dy /= 2; 1056 dy /= 2;
903 1057
904 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1058 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
905 R->szHint.width, R->szHint.height); 1059 szHint.width, szHint.height);
906#else 1060#else
907 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1061 XResizeWindow (dpy, parent, szHint.width, szHint.height);
908 R->szHint.height);
909#endif 1062#endif
910 } 1063 }
911 1064
912 fix_screen = (R->TermWin.ncol != R->prev_ncol 1065 if (set_hint)
913 || R->TermWin.nrow != R->prev_nrow); 1066 XSetWMNormalHints (dpy, parent, &szHint);
1067
1068 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1069
914 if (fix_screen || width != R->old_width || height != R->old_height) { 1070 if (fix_screen || newwidth != old_width || newheight != old_height)
915 if (scrollbar_visible(R)) {
916 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
917 0, scrollbar_TotalWidth(), R->szHint.height);
918 rxvt_Resize_scrollBar(aR);
919 }
920 if (menubar_visible(R))
921 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
922 0, TermWin_TotalWidth(), menuBar_TotalHeight());
923 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
924 R->window_vt_y, TermWin_TotalWidth(),
925 TermWin_TotalHeight());
926#ifdef RXVT_GRAPHICS
927 if (R->old_height)
928 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
929 R->old_height - R->szHint.base_height);
930#endif
931 rxvt_scr_clear(aR);
932#ifdef XPM_BACKGROUND
933 rxvt_resize_pixmap(aR);
934#endif
935 } 1071 {
1072 if (scrollBar.state)
1073 scrollBar.resize ();
936 1074
1075 XMoveResizeWindow (dpy, vt,
1076 window_vt_x, window_vt_y,
1077 width, height);
1078
1079#ifdef HAVE_BG_PIXMAP
1080 if (bg_window_size_sensitive ())
1081 update_background ();
1082#endif
1083 }
1084
937 if (fix_screen || R->old_height == 0) { 1085 if (fix_screen || old_height == 0)
938 int curr_screen = -1; 1086 scr_reset ();
939 uint16_t old_ncol = R->prev_ncol;
940
941 /* scr_reset only works on the primary screen */
942 if (R->old_height) /* this is not the first time through */
943 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
944 rxvt_scr_reset(aR);
945 if (curr_screen >= 0) { /* this is not the first time through */
946 rxvt_scr_change_screen(aR_ curr_screen);
947 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948 }
949 }
950
951 R->old_width = R->szHint.width;
952 R->old_height = R->szHint.height;
953 1087
954#ifdef USE_XIM 1088#ifdef USE_XIM
955 rxvt_IMSetStatusPosition(aR); 1089 im_set_position ();
956#endif 1090#endif
957} 1091}
958 1092
959/* 1093/*
960 * Set the width/height of the vt window in characters. Units are pixels. 1094 * Set the width/height of the vt window in characters. Units are pixels.
961 * good for toggling 80/132 columns 1095 * good for toggling 80/132 columns
962 */ 1096 */
963/* EXTPROTO */
964void 1097void
965rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1098rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
966{ 1099{
967 XWindowAttributes wattr; 1100 XWindowAttributes wattr;
968 1101
969 if (width == 0 || height == 0) { 1102 if (newwidth == 0 || newheight == 0)
1103 {
970 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1104 XGetWindowAttributes (dpy, display->root, &wattr);
1105
971 if (width == 0) 1106 if (newwidth == 0)
972 width = wattr.width - R->szHint.base_width; 1107 newwidth = wattr.width - szHint.base_width;
973 if (height == 0) 1108 if (newheight == 0)
974 height = wattr.height - R->szHint.base_height; 1109 newheight = wattr.height - szHint.base_height;
1110 }
1111
1112 if (newwidth != width || newheight != height)
975 } 1113 {
976 if (width != R->TermWin.width || height != R->TermWin.height) {
977 width += R->szHint.base_width; 1114 newwidth += szHint.base_width;
978 height += R->szHint.base_height; 1115 newheight += szHint.base_height;
979 rxvt_resize_all_windows(aR_ width, height, 0); 1116 resize_all_windows (newwidth, newheight, 0);
980 } 1117 }
981} 1118}
982 1119
983/* -------------------------------------------------------------------- * 1120/* -------------------------------------------------------------------- *
984 * - X INPUT METHOD ROUTINES - * 1121 * - X INPUT METHOD ROUTINES - *
985 * -------------------------------------------------------------------- */ 1122 * -------------------------------------------------------------------- */
986#ifdef USE_XIM 1123#ifdef USE_XIM
987/* INTPROTO */
988void
989rxvt_setSize(pR_ XRectangle * size)
990{
991 size->x = R->TermWin.int_bwidth;
992 size->y = R->TermWin.int_bwidth;
993 size->width = Width2Pixel(R->TermWin.ncol);
994 size->height = Height2Pixel(R->TermWin.nrow);
995}
996 1124
997/* INTPROTO */
998void 1125void
999rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1126rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1000{ 1127{
1001 *fg = R->PixColors[Color_fg]; 1128 fg = pix_colors [Color_fg];
1002 *bg = R->PixColors[Color_bg]; 1129 bg = pix_colors [Color_bg];
1130}
1131
1132void
1133rxvt_term::im_set_size (XRectangle &size)
1134{
1135 // the int_bwidth terms make no sense to me
1136 size.x = int_bwidth;
1137 size.y = int_bwidth;
1138 size.width = Width2Pixel (ncol) + int_bwidth;
1139 size.height = Height2Pixel (nrow) + int_bwidth;
1140}
1141
1142void
1143rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1144 XRectangle &status_rect,
1145 const XRectangle &needed_rect)
1146{
1147 preedit_rect.x = needed_rect.width;
1148 preedit_rect.y = 0;
1149 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1150 preedit_rect.height = fheight;
1151
1152 status_rect.x = 0;
1153 status_rect.y = 0;
1154 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1155 status_rect.height = fheight;
1003} 1156}
1004 1157
1005/* Checking whether input method is running. */ 1158/* Checking whether input method is running. */
1006/* INTPROTO */
1007Bool 1159bool
1008rxvt_IMisRunning(pR) 1160rxvt_term::im_is_running ()
1009{ 1161{
1010 char *p; 1162 Atom atom;
1011 Atom atom; 1163 Window win;
1012 Window win;
1013 char server[IMBUFSIZ]; 1164 char server[IMBUFSIZ];
1014 1165
1015/* get current locale modifier */ 1166 /* get current locale modifier */
1016 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1167 if (char *p = XSetLocaleModifiers (0))
1168 {
1017 STRCPY(server, "@server="); 1169 strcpy (server, "@server=");
1018 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1170 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1171
1019 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1172 if (p = strchr (server + 1, '@')) /* first one only */
1020 *p = '\0'; 1173 *p = '\0';
1021 1174
1022 atom = XInternAtom(R->Xdisplay, server, False); 1175 atom = XInternAtom (dpy, server, False);
1023 win = XGetSelectionOwner(R->Xdisplay, atom); 1176 win = XGetSelectionOwner (dpy, atom);
1177
1024 if (win != None) 1178 if (win != None)
1025 return True; 1179 return true;
1026 } 1180 }
1181
1027 return False; 1182 return false;
1028} 1183}
1029 1184
1030/* EXTPROTO */
1031void 1185void
1032rxvt_IMSendSpot(pR) 1186rxvt_term::im_send_spot ()
1033{ 1187{
1034 XPoint spot; 1188 XPoint nspot;
1035 XVaNestedList preedit_attr; 1189 XVaNestedList preedit_attr;
1036 1190
1037 if (R->Input_Context == NULL 1191 if (!Input_Context
1038 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1192 || !focus
1039 || !(R->event_type == KeyPress 1193 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1040 || R->event_type == Expose
1041 || R->event_type == NoExpose
1042 || R->event_type == SelectionNotify
1043 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1044 || !rxvt_IMisRunning(aR))
1045 return; 1194 return;
1046 1195
1047 rxvt_setPosition(aR_ & spot); 1196 im_set_position (nspot);
1048 1197
1198 if (nspot.x == spot.x && nspot.y == spot.y)
1199 return;
1200
1201 spot = nspot;
1202
1049 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1203 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1050 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1204 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051 XFree(preedit_attr); 1205 XFree (preedit_attr);
1052} 1206}
1053 1207
1054/* EXTPROTO */
1055void 1208void
1056rxvt_setTermFontSet(pR_ int idx) 1209rxvt_term::im_destroy ()
1057{ 1210{
1058 char *string; 1211 if (input_method)
1059 long length; 1212 {
1060 int success = 0; 1213 if (Input_Context && input_method->xim)
1214 XDestroyIC (Input_Context);
1061 1215
1062 if (idx < 0 || idx >= MAX_NFONTS) 1216 display->put_xim (input_method);
1063 return; 1217 input_method = 0;
1064} 1218 }
1065 1219
1066/* INTPROTO */
1067void
1068rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069 XRectangle * needed_rect)
1070{
1071 int mbh, vtx = 0;
1072
1073 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1074 vtx = scrollbar_TotalWidth();
1075 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1076 mbh -= R->TermWin.lineSpace;
1077
1078 preedit_rect->x = needed_rect->width + vtx;
1079 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1080
1081 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1082 + vtx;
1083 preedit_rect->height = Height2Pixel(1);
1084
1085 status_rect->x = vtx;
1086 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088 status_rect->width = needed_rect->width ? needed_rect->width
1089 : Width2Pixel(R->TermWin.ncol + 1);
1090 status_rect->height = Height2Pixel(1);
1091}
1092
1093/* ARGSUSED */
1094/* INTPROTO */
1095void
1096rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1097 __attribute__ ((unused)), XPointer call_data
1098 __attribute__ ((unused)))
1099{
1100 dR;
1101
1102 R->Input_Context = NULL; 1220 Input_Context = 0;
1103/* To avoid Segmentation Fault in C locale: Solaris only? */
1104 if (STRCMP(R->locale, "C"))
1105 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106 rxvt_IMInstantiateCallback, NULL);
1107} 1221}
1222
1223#ifdef ENABLE_XIM_ONTHESPOT
1224
1225static void
1226xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1227{
1228 ((rxvt_term *)client_data)->make_current ();
1229 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1230}
1231
1232static void
1233xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1234{
1235 ((rxvt_term *)client_data)->make_current ();
1236 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1237}
1238
1239static void
1240xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1241{
1242 rxvt_term *term = (rxvt_term *)client_data;
1243 XIMText *text = call_data->text;
1244
1245 term->make_current ();
1246
1247 if (text)
1248 {
1249 wchar_t *str;
1250
1251 if (!text->encoding_is_wchar && text->string.multi_byte)
1252 {
1253 // of course, X makes it ugly again
1254 if (term->rs[Rs_imLocale])
1255 SET_LOCALE (term->rs[Rs_imLocale]);
1256
1257 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1258 mbstowcs (str, text->string.multi_byte, text->length + 1);
1259
1260 if (term->rs[Rs_imLocale])
1261 SET_LOCALE (term->locale);
1262 }
1263 else
1264 str = text->string.wide_char;
1265
1266 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1267 DT_INT, call_data->caret,
1268 DT_INT, call_data->chg_first,
1269 DT_INT, call_data->chg_length,
1270 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1271 DT_WCS_LEN, str, str ? (int)text->length : 0,
1272 DT_END));
1273 }
1274 else
1275 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1276 DT_INT, call_data->caret,
1277 DT_INT, call_data->chg_first,
1278 DT_INT, call_data->chg_length,
1279 DT_END));
1280}
1281
1282#if 0
1283static void
1284xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1285{
1286 ((rxvt_term *)client_data)->make_current ();
1287 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1288 DT_INT, call_data->position,
1289 DT_INT, call_data->direction,
1290 DT_INT, call_data->style,
1291 DT_END));
1292}
1293#endif
1294
1295#endif
1108 1296
1109/* 1297/*
1110 * X manual pages and include files don't match on some systems: 1298 * Try to open a XIM with the current modifiers, then see if we can
1111 * some think this is an XIDProc and others an XIMProc so we can't 1299 * open a suitable preedit type
1112 * use the first argument - need to update this to be nice for
1113 * both types via some sort of configure detection
1114 */ 1300 */
1115/* ARGSUSED */ 1301bool
1116/* EXTPROTO */ 1302rxvt_term::im_get_ic (const char *modifiers)
1117void
1118rxvt_IMInstantiateCallback(Display * unused
1119 __attribute__ ((unused)), XPointer client_data
1120 __attribute__ ((unused)), XPointer call_data
1121 __attribute__ ((unused)))
1122{ 1303{
1123 dR; 1304 int i, j, found;
1124 int i, found, had_im; 1305 XIM xim;
1306 XPoint spot;
1307 XRectangle rect, status_rect, needed_rect;
1308 unsigned long fg, bg;
1309 const char *p;
1310 char **s;
1311 XIMStyles *xim_styles;
1312
1313 set_environ (envv);
1314
1315 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1316 return false;
1317
1318 input_method = display->get_xim (locale, modifiers);
1319 if (input_method == NULL)
1320 return false;
1321
1322 xim = input_method->xim;
1323 spot.x = spot.y = -1;
1324
1325 xim_styles = NULL;
1326 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1327 || !xim_styles || !xim_styles->count_styles)
1328 {
1329 im_destroy ();
1330 return false;
1331 }
1332
1333 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1334
1335 for (int pi = 0; pi < 2; pi++)
1336 {
1337 p = pet[pi];
1338
1339 if (!p)
1340 continue;
1341
1342 s = rxvt_strsplit (',', p);
1343
1344 for (i = found = 0; !found && s[i]; i++)
1345 {
1346 if (!strcmp (s[i], "OverTheSpot"))
1347 input_style = XIMPreeditPosition | XIMStatusNothing;
1348 else if (!strcmp (s[i], "OffTheSpot"))
1349 input_style = XIMPreeditArea | XIMStatusArea;
1350 else if (!strcmp (s[i], "Root"))
1351 input_style = XIMPreeditNothing | XIMStatusNothing;
1352 else if (!strcmp (s[i], "None"))
1353 input_style = XIMPreeditNone | XIMStatusNone;
1354#ifdef ENABLE_XIM_ONTHESPOT
1355 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1356 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1357#endif
1358 else
1359 input_style = XIMPreeditNothing | XIMStatusNothing;
1360
1361 for (j = 0; j < xim_styles->count_styles; j++)
1362 if (input_style == xim_styles->supported_styles[j])
1363 {
1364 rxvt_free_strsplit (s);
1365
1366 found = 1;
1367 goto foundpet;
1368 }
1369
1370 }
1371
1372 rxvt_free_strsplit (s);
1373 }
1374
1375foundpet:
1376
1377 XFree (xim_styles);
1378
1379 if (!found)
1380 {
1381 im_destroy ();
1382 return false;
1383 }
1384
1385 XFontSet fs = 0;
1386 XVaNestedList preedit_attr = 0, status_attr = 0;
1387
1388 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1389 {
1390 // fake us a font-set, please
1391 char **missing_charset_list;
1392 int missing_charset_count;
1393 char *def_string;
1394 char pat[512];
1395
1396 sprintf (pat,
1397 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1398 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1399 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1400 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "*",
1403 fheight,
1404 fheight + 1, fheight - 1,
1405 fheight - 2, fheight + 2);
1406
1407 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1408 &missing_charset_list, &missing_charset_count, &def_string);
1409
1410 if (missing_charset_list)
1411 XFreeStringList (missing_charset_list);
1412
1413 if (!fs)
1414 {
1415 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1416 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1417 }
1418 }
1419
1420 if (input_style & XIMPreeditPosition)
1421 {
1422 im_set_size (rect);
1423 im_set_position (spot);
1424 im_set_color (fg, bg);
1425
1426 preedit_attr = XVaCreateNestedList (0,
1427 XNForeground, fg,
1428 XNBackground, bg,
1429 XNArea, &rect,
1430 XNSpotLocation, &spot,
1431 XNFontSet, fs,
1432 NULL);
1433 }
1434 else if (input_style & XIMPreeditArea)
1435 {
1436 im_set_color (fg, bg);
1437
1438 /*
1439 * The necessary width of preedit area is unknown
1440 * until create input context.
1441 */
1442 needed_rect.width = 0;
1443 im_set_preedit_area (rect, status_rect, needed_rect);
1444
1445 preedit_attr = XVaCreateNestedList (0,
1446 XNForeground, fg,
1447 XNBackground, bg,
1448 XNArea, &rect,
1449 XNFontSet, fs,
1450 NULL);
1451 status_attr = XVaCreateNestedList (0,
1452 XNForeground, fg,
1453 XNBackground, bg,
1454 XNArea, &status_rect,
1455 XNFontSet, fs,
1456 NULL);
1457 }
1458#if ENABLE_XIM_ONTHESPOT
1459 else if (input_style & XIMPreeditCallbacks)
1460 {
1461 XIMCallback xcb[4];
1462
1463 im_set_position (spot);
1464
1465 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1466 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1467 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1468# if 0
1469 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1470# endif
1471
1472 preedit_attr = XVaCreateNestedList (0,
1473 XNSpotLocation, &spot,
1474 XNPreeditStartCallback, &xcb[0],
1475 XNPreeditDoneCallback , &xcb[1],
1476 XNPreeditDrawCallback , &xcb[2],
1477# if 0
1478 XNPreeditCaretCallback, &xcb[3],
1479# endif
1480 NULL);
1481 }
1482#endif
1483
1484 Input_Context = XCreateIC (xim,
1485 XNInputStyle, input_style,
1486 XNClientWindow, vt,
1487 XNFocusWindow, parent,
1488 preedit_attr ? XNPreeditAttributes : NULL,
1489 preedit_attr,
1490 status_attr ? XNStatusAttributes : NULL,
1491 status_attr, NULL);
1492
1493 if (preedit_attr) XFree (preedit_attr);
1494 if (status_attr) XFree (status_attr);
1495 if (fs) XFreeFontSet (dpy, fs);
1496
1497 if (Input_Context == NULL)
1498 {
1499 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1500 im_destroy ();
1501 return false;
1502 }
1503
1504#if 0
1505 // unfortunately, only the focus window is used by XIM, hard to fix
1506 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1507 vt_select_input ();
1508#endif
1509
1510 im_set_position ();
1511
1512 return true;
1513}
1514
1515void
1516rxvt_term::im_cb ()
1517{
1518 int i;
1125 const char *p; 1519 const char *p;
1126 char **s; 1520 char **s;
1127 char buf[IMBUFSIZ]; 1521 char buf[IMBUFSIZ];
1128 1522
1129 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1523 make_current ();
1524
1525 im_destroy ();
1526
1130 if (R->Input_Context) 1527 if (Input_Context)
1131 return; 1528 return;
1132 1529
1530#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1531 if (rs[Rs_imLocale])
1532 SET_LOCALE (rs[Rs_imLocale]);
1533#endif
1534
1133 p = R->rs[Rs_inputMethod]; 1535 p = rs[Rs_inputMethod];
1134 if (p && *p) 1536 if (p && *p)
1135 { 1537 {
1136 bool found = false; 1538 bool found = false;
1137 1539
1138 s = rxvt_splitcommastring (p); 1540 s = rxvt_strsplit (',', p);
1541
1139 for (i = 0; s[i]; i++) 1542 for (i = 0; s[i]; i++)
1140 { 1543 {
1141 if (*s[i]) 1544 if (*s[i])
1142 { 1545 {
1143 STRCPY (buf, "@im="); 1546 strcpy (buf, "@im=");
1144 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1547 strncat (buf, s[i], IMBUFSIZ - 5);
1145 if ((p = XSetLocaleModifiers (buf)) && *p 1548 if (im_get_ic (buf))
1146 && rxvt_IM_get_IC (aR))
1147 { 1549 {
1148 found = true; 1550 found = true;
1149 break; 1551 break;
1150 } 1552 }
1151 } 1553 }
1152 } 1554 }
1153 for (i = 0; s[i]; i++) 1555
1154 free(s[i]); 1556 rxvt_free_strsplit (s);
1155 free(s);
1156 1557
1157 if (found) 1558 if (found)
1158 return; 1559 goto done;
1159 } 1560 }
1160 1561
1161/* try with XMODIFIERS env. var. */ 1562 /* try with XMODIFIERS env. var. */
1162 if ((p = XSetLocaleModifiers ("")) && *p 1563 if (im_get_ic (""))
1163 && rxvt_IM_get_IC (aR)) 1564 goto done;
1565
1566 /* try with no modifiers base IF the user didn't specify an IM */
1567 if (im_get_ic ("@im=none"))
1568 goto done;
1569
1570done:
1571#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1572 if (rs[Rs_imLocale])
1573 SET_LOCALE (locale);
1574#endif
1575}
1576
1577void
1578rxvt_term::im_set_position ()
1579{
1580 XRectangle preedit_rect, status_rect, *needed_rect;
1581 XVaNestedList preedit_attr, status_attr;
1582
1583 if (!Input_Context
1584 || !focus
1585 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1586 || !im_is_running ())
1164 return; 1587 return;
1165 1588
1166/* try with no modifiers base IF the user didn't specify an IM */ 1589 if (input_style & XIMPreeditPosition)
1167 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1590 {
1168 && rxvt_IM_get_IC (aR) == True) 1591 im_set_size (preedit_rect);
1592 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1593
1594 XSetICValues (Input_Context,
1595 XNPreeditAttributes, preedit_attr, NULL);
1596 }
1597 else
1598 {
1599 /* Getting the necessary width of preedit area */
1600 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1601 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1602 XFree (status_attr);
1603
1604 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1605 XFree (needed_rect);
1606
1607 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1608 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1609
1610 XSetICValues (Input_Context,
1611 XNPreeditAttributes, preedit_attr,
1612 XNStatusAttributes, status_attr,
1613 NULL);
1614
1615 XFree (status_attr);
1616 }
1617
1618 XFree (preedit_attr);
1619}
1620#endif /* USE_XIM */
1621
1622void
1623rxvt_term::get_window_origin (int &x, int &y)
1624{
1625 Window cr;
1626 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1627}
1628
1629Pixmap
1630rxvt_term::get_pixmap_property (Atom property)
1631{
1632 Pixmap pixmap = None;
1633
1634 int aformat;
1635 unsigned long nitems, bytes_after;
1636 Atom atype;
1637 unsigned char *prop;
1638 int result = XGetWindowProperty (dpy, display->root, property,
1639 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1640 &nitems, &bytes_after, &prop);
1641 if (result == Success)
1642 {
1643 if (atype == XA_PIXMAP)
1644 pixmap = *(Pixmap *)prop;
1645 XFree (prop);
1646 }
1647
1648 return pixmap;
1649}
1650
1651#ifdef HAVE_BG_PIXMAP
1652
1653void
1654rxvt_term::update_background ()
1655{
1656 if (update_background_ev.is_active ())
1169 return; 1657 return;
1170}
1171 1658
1172/* 1659 bg_invalidate ();
1173 * Try to open a XIM with the current modifiers, then see if we can
1174 * open a suitable preedit type
1175 */
1176/* INTPROTO */
1177Bool
1178rxvt_IM_get_IC(pR)
1179{
1180 int i, j, found;
1181 XIM xim;
1182 XPoint spot;
1183 XRectangle rect, status_rect, needed_rect;
1184 unsigned long fg, bg;
1185 const char *p;
1186 char **s;
1187 XIMStyles *xim_styles;
1188 XVaNestedList preedit_attr, status_attr;
1189 XIMCallback ximcallback;
1190 1660
1191 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1661 if (!mapped)
1192 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1193 if (xim == NULL)
1194 return False;
1195
1196 xim_styles = NULL;
1197 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1198 || !xim_styles || !xim_styles->count_styles) {
1199 XCloseIM(xim);
1200 return False;
1201 }
1202
1203 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1204 : "OverTheSpot,OffTheSpot,Root";
1205 s = rxvt_splitcommastring(p);
1206 for (i = found = 0; !found && s[i]; i++) {
1207 if (!STRCMP(s[i], "OverTheSpot"))
1208 R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1209 else if (!STRCMP(s[i], "OffTheSpot"))
1210 R->input_style = (XIMPreeditArea | XIMStatusArea);
1211 else if (!STRCMP(s[i], "Root"))
1212 R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1213
1214 for (j = 0; j < xim_styles->count_styles; j++)
1215 if (R->input_style == xim_styles->supported_styles[j]) {
1216 found = 1;
1217 break;
1218 }
1219 }
1220 for (i = 0; s[i]; i++)
1221 free(s[i]);
1222 free(s);
1223 XFree(xim_styles);
1224
1225 if (!found) {
1226 XCloseIM(xim);
1227 return False;
1228 }
1229
1230 ximcallback.callback = rxvt_IMDestroyCallback;
1231
1232/* XXX: not sure why we need this (as well as IC one below) */
1233 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1234
1235 preedit_attr = status_attr = NULL;
1236
1237 if (R->input_style & XIMPreeditPosition) {
1238 rxvt_setSize(aR_ & rect);
1239 rxvt_setPosition(aR_ & spot);
1240 rxvt_setColor(aR_ & fg, &bg);
1241
1242 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1243 XNSpotLocation, &spot,
1244 XNForeground, fg, XNBackground, bg,
1245 //XNFontSet, R->TermWin.fontset,
1246 NULL);
1247 } else if (R->input_style & XIMPreeditArea) {
1248 rxvt_setColor(aR_ & fg, &bg);
1249
1250 /*
1251 * The necessary width of preedit area is unknown
1252 * until create input context.
1253 */
1254 needed_rect.width = 0;
1255
1256 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1257
1258 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1259 XNForeground, fg, XNBackground, bg,
1260 //XNFontSet, R->TermWin.fontset,
1261 NULL);
1262 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1263 XNForeground, fg, XNBackground, bg,
1264 //XNFontSet, R->TermWin.fontset,
1265 NULL);
1266 }
1267 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1268 XNClientWindow, R->TermWin.parent[0],
1269 XNFocusWindow, R->TermWin.parent[0],
1270 XNDestroyCallback, &ximcallback,
1271 preedit_attr ? XNPreeditAttributes : NULL,
1272 preedit_attr,
1273 status_attr ? XNStatusAttributes : NULL,
1274 status_attr, NULL);
1275 if (preedit_attr)
1276 XFree(preedit_attr);
1277 if (status_attr)
1278 XFree(status_attr);
1279 if (R->Input_Context == NULL) {
1280 rxvt_print_error("failed to create input context");
1281 XCloseIM(xim);
1282 return False;
1283 }
1284 if (R->input_style & XIMPreeditArea)
1285 rxvt_IMSetStatusPosition(aR);
1286 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1287 return True;
1288}
1289
1290/* EXTPROTO */
1291void
1292rxvt_IMSetStatusPosition(pR)
1293{
1294 XRectangle preedit_rect, status_rect, *needed_rect;
1295 XVaNestedList preedit_attr, status_attr;
1296
1297 if (R->Input_Context == NULL
1298 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1299 || !rxvt_IMisRunning(aR))
1300 return; 1662 return;
1301 1663
1302/* Getting the necessary width of preedit area */ 1664 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1303 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);
1304 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);
1305 XFree(status_attr);
1306 1665
1307 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1666 if (to_wait <= 0.)
1308 1667 bg_render ();
1309 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1668 else
1310 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1669 update_background_ev.start (to_wait);
1311
1312 XSetICValues(R->Input_Context,
1313 XNPreeditAttributes, preedit_attr,
1314 XNStatusAttributes, status_attr, NULL);
1315
1316 XFree(preedit_attr);
1317 XFree(status_attr);
1318} 1670}
1319#endif /* USE_XIM */
1320 1671
1321/*----------------------------------------------------------------------*/ 1672void
1322rxvt_t rxvt_current_term; 1673rxvt_term::update_background_cb (ev::timer &w, int revents)
1674{
1675 make_current ();
1676
1677 update_background_ev.stop ();
1678 bg_render ();
1679 refresh_check ();
1680}
1681
1682#endif /* HAVE_BG_PIXMAP */
1323 1683
1324/*----------------------- end-of-file (C source) -----------------------*/ 1684/*----------------------- end-of-file (C source) -----------------------*/

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