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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 1.373 by root, Mon May 28 16:40:03 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 <assert.h>
37#include <signal.h> 42#include <signal.h>
38
39#ifdef TTY_GID_SUPPORT
40# include <grp.h> 43#include <string.h>
41#endif
42 44
43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 45#include <termios.h>
45#endif
46 46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# include <locale.h>
52#endif
53
54struct termios rxvt_term::def_tio;
55vector<rxvt_term *> rxvt_term::termlist;
56
57// used to tell global functions which terminal instance is "active"
58rxvt_t rxvt_current_term;
59
60static char curlocale[128], savelocale[128];
61
62bool
63rxvt_set_locale (const char *locale) NOTHROW
64{
65 int size = strlen (locale) + 1;
66
67 if (size > sizeof (curlocale))
68 rxvt_fatal ("locale string too long, aborting.\n");
69
70 if (!locale || !memcmp (locale, curlocale, size))
71 return false;
72
73 memcpy (curlocale, locale, size);
74 setlocale (LC_CTYPE, curlocale);
75 return true;
76}
77
47void * 78void
48rxvt_term::operator new (size_t s) 79rxvt_push_locale (const char *locale) NOTHROW
49{ 80{
50 void *p = malloc (s); 81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
51 84
52 MEMSET (p, 0, s); 85void
86rxvt_pop_locale () NOTHROW
87{
88 rxvt_set_locale (savelocale);
89}
90
91#if ENABLE_COMBINING
92class rxvt_composite_vec rxvt_composite;
93
94text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
95{
96 compose_char *cc;
97
98 // break compose chains, as stupid readline really likes to duplicate
99 // composing characters for some reason, near the end of a line.
100 cc = (*this)[c1];
101 while (cc)
102 {
103 if (cc->c2 == c2) return c1;
104 cc = (*this)[cc->c1];
105 }
106
107 // check to see whether this combination already exists otherwise
108 for (cc = v.begin (); cc < v.end (); cc++)
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
111
112 // allocate a new combination
113 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
114 {
115 static int seen;
116
117 if (!seen++)
118 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
119
120 return REPLACEMENT_CHAR;
121 }
122
123 v.push_back (compose_char (c1, c2));
124
125 return v.size () - 1 + COMPOSE_LO;
126}
127
128int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
129{
130 compose_char *cc = (*this)[c];
131
132 if (!cc)
133 {
134 if (r) *r = c;
135 return 1;
136 }
137
138 int len = expand (cc->c1, r);
139
140 if (r) r += len;
141
142 if (cc->c2 != NOCHAR)
143 {
144 len++;
145 if (r) *r++ = cc->c2;
146 }
147
53 return p; 148 return len;
54}
55 149
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 150}
151#endif
61 152
62rxvt_term::rxvt_term () 153rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 154{
155#if HAVE_BG_PIXMAP
156 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
157#endif
64#ifdef CURSOR_BLINK 158#ifdef CURSOR_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 159 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
160#endif
161#ifdef TEXT_BLINK
162 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
163#endif
164#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
165 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
166#endif
167#ifdef SELECTION_SCROLLING
168 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
169#endif
170#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
171 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
172#endif
173#if ENABLE_TRANSPARENCY || ENABLE_PERL
174 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
175#endif
176 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
177#ifdef USE_XIM
178 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66#endif 179#endif
67#ifdef POINTER_BLANK 180#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 181 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69#endif 182#endif
70 x_ev (this, &rxvt_term::x_cb), 183#ifndef NO_BELL
71 destroy_ev (this, &rxvt_term::destroy_cb), 184 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72 check_ev (this, &rxvt_term::check_cb) 185#endif
73{ 186 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
187 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
188 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
189 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
190 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
191 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
192
74 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 193 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
194
195 termlist.push_back (this);
196
197#ifdef KEYSYM_RESOURCE
198 keyboard = new keyboard_manager;
199#endif
200}
201
202// clean up the most important stuff, do *not* call x or free mem etc.
203// for use before an emergency exit
204void
205rxvt_term::emergency_cleanup ()
206{
207 if (cmd_pid)
208 kill (-cmd_pid, SIGHUP);
209
210 pty_ev.stop ();
211 delete pty; pty = 0;
75} 212}
76 213
77rxvt_term::~rxvt_term () 214rxvt_term::~rxvt_term ()
78{ 215{
79 rxvt_scr_release (this); 216 termlist.erase (find (termlist.begin (), termlist.end(), this));
80 217
81#ifndef NO_SETOWNER_TTYDEV 218 emergency_cleanup ();
82 rxvt_privileged_ttydev (this, RESTORE); 219
220#if ENABLE_STYLES
221 for (int i = RS_styleCount; --i; )
222 if (fontset[i] != fontset[0])
223 delete fontset[i];
83#endif 224#endif
84#ifdef UTMP_SUPPORT 225 delete fontset[0];
85 rxvt_privileged_utmp (this, RESTORE); 226
227#ifdef HAVE_BG_PIXMAP
228 bg_destroy ();
86#endif 229#endif
230
231 if (display)
232 {
233 selection_clear ();
234 selection_clear (true);
235
87#ifdef USE_XIM 236#ifdef USE_XIM
88 if (Input_Context != NULL) 237 im_destroy ();
238#endif
239 scrollBar.destroy ();
240 if (gc) XFreeGC (dpy, gc);
241
242 delete drawable;
243 // destroy all windows
244 if (parent)
245 XDestroyWindow (dpy, parent);
246
247 for (int i = 0; i < TOTAL_COLORS; i++)
248 if (ISSET_PIXCOLOR (i))
249 {
250 pix_colors_focused [i].free (this);
251#if OFF_FOCUS_FADING
252 pix_colors_unfocused [i].free (this);
253#endif
254 }
255
256 clear ();
257
258 display->flush (); /* ideally .put should do this */
259 displays.put (display);
89 { 260 }
90 XDestroyIC (Input_Context);
91 Input_Context = NULL;
92 }
93#endif
94 261
95 if (cmd_fd >= 0) 262 scr_release ();
96 close (cmd_fd);
97 263
98 if (Xfd >= 0) 264 /* clear all resources */
99 XCloseDisplay (Xdisplay); 265 for (int i = 0; i < allocated.size (); i++)
266 free (allocated [i]);
100 267
101 delete PixColors; 268 free (selection.text);
269 free (selection.clip_text);
270 free (locale);
271 free (v_buffer);
272
273 delete selection_req;
274
275 delete envv;
276 delete argv;
277
278#ifdef KEYSYM_RESOURCE
279 delete keyboard;
280#endif
281#ifndef NO_RESOURCES
282 XrmDestroyDatabase (option_db);
283#endif
284}
285
286// child has exited, usually destroys
287void
288rxvt_term::child_cb (ev::child &w, int status)
289{
290 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
291
292 cmd_pid = 0;
293
294 if (!option (Opt_hold))
295 destroy ();
102} 296}
103 297
104void 298void
105rxvt_term::destroy () 299rxvt_term::destroy ()
106{ 300{
301 if (destroy_ev.is_active ())
302 return;
303
304 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
305
306#if ENABLE_OVERLAY
307 scr_overlay_off ();
308#endif
309
310 if (display)
311 {
312#if USE_XIM
313 im_ev.stop (display);
314#endif
315 scrollbar_ev.stop (display);
316#if ENABLE_TRANSPARENCY || ENABLE_PERL
317 rootwin_ev.stop (display);
318#endif
319 termwin_ev.stop (display);
320 vt_ev.stop (display);
321 }
322
107 check_ev.stop (); 323 flush_ev.stop ();
108 pty_ev.stop (); 324 pty_ev.stop ();
109 x_ev.stop ();
110#ifdef CURSOR_BLINK 325#ifdef CURSOR_BLINK
326 cursor_blink_ev.stop ();
327#endif
328#ifdef TEXT_BLINK
111 blink_ev.stop (); 329 text_blink_ev.stop ();
330#endif
331#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
332 cont_scroll_ev.stop ();
333#endif
334#ifdef SELECTION_SCROLLING
335 sel_scroll_ev.stop ();
112#endif 336#endif
113#ifdef POINTER_BLANK 337#ifdef POINTER_BLANK
114 pointer_ev.stop (); 338 pointer_ev.stop ();
115#endif 339#endif
116 340
117 destroy_ev.start (0); 341 destroy_ev.start ();
118} 342}
119 343
120void 344void
121rxvt_term::destroy_cb (time_watcher &w) 345rxvt_term::destroy_cb (ev::idle &w, int revents)
122{ 346{
123 SET_R (this); 347 make_current ();
124 348
125 delete this; 349 delete this;
126} 350}
127 351
128/*----------------------------------------------------------------------*/ 352void
129/* rxvt_init() */ 353rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
130/* LIBPROTO */
131rxvt_t
132rxvt_init (int argc, const char *const *argv)
133{ 354{
134 SET_R (new rxvt_term); 355 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; 356 return;
144}
145 357
146/* EXTPROTO */ 358 uint8_t mask = 1 << (opt & 7);
147void 359 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
157 360
158 struct sigaction sa; 361 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} 362}
307 363
308/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
309/* 365/*
310 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
311 * TODO: if debugging, this should free up any known resources if we can 367 * TODO: if debugging, this should free up any known resources if we can
312 */ 368 */
313/* EXTPROTO */ 369static XErrorHandler old_xerror_handler;
314void
315rxvt_clean_exit ()
316{
317 dR;
318 370
319 R->destroy (); 371static void
320} 372rxvt_emergency_cleanup ()
321
322/* ------------------------------------------------------------------------- *
323 * MEMORY ALLOCATION WRAPPERS *
324 * ------------------------------------------------------------------------- */
325/* EXTPROTO */
326void *
327rxvt_malloc(size_t size)
328{ 373{
329 void *p; 374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
375 (*t)->emergency_cleanup ();
376}
330 377
331 p = malloc(size); 378#if !ENABLE_MINIMAL
332 if (p) 379static void ecb_cold
333 return p; 380print_x_error (Display *dpy, XErrorEvent *event)
381{
382 char buffer[BUFSIZ];
383 char mesg[BUFSIZ];
384 char number[32];
385 const char mtype[] = "XlibMessage";
386 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
387 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
388 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
389 rxvt_warn ("%s: %s\n", mesg, buffer);
390 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
391 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
392 sprintf(number, "%d", event->request_code);
393 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
394 rxvt_warn ("(which is %s)\n", buffer);
395 if (event->request_code >= 128) {
396 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
397 mesg, BUFSIZ);
398 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
399 }
400 if ((event->error_code == BadWindow) ||
401 (event->error_code == BadPixmap) ||
402 (event->error_code == BadCursor) ||
403 (event->error_code == BadFont) ||
404 (event->error_code == BadDrawable) ||
405 (event->error_code == BadColor) ||
406 (event->error_code == BadGC) ||
407 (event->error_code == BadIDChoice) ||
408 (event->error_code == BadValue) ||
409 (event->error_code == BadAtom)) {
410 if (event->error_code == BadValue)
411 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
412 mesg, BUFSIZ);
413 else if (event->error_code == BadAtom)
414 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
415 mesg, BUFSIZ);
416 else
417 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
418 mesg, BUFSIZ);
419 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
420 }
421 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
422 mesg, BUFSIZ);
423 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
424}
425#endif
334 426
335 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 427int ecb_cold
336 rxvt_clean_exit(); 428rxvt_xerror_handler (Display *display, XErrorEvent *event)
429{
430 if (GET_R->allowedxerror == -1)
431 GET_R->allowedxerror = event->error_code;
432 else
433 {
434 // GET_R is most likely not the terminal which caused the error,
435 // so just output the error and continue
436#if ENABLE_MINIMAL
437 old_xerror_handler (display, event);
438#else
439 print_x_error (display, event);
440#endif
441 }
442
443 return 0;
444}
445
446int ecb_cold
447rxvt_xioerror_handler (Display *display)
448{
449 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
450 DisplayString (display));
451 rxvt_emergency_cleanup ();
337 exit(EXIT_FAILURE); 452 _exit (EXIT_FAILURE);
338/* NOTREACHED */
339} 453}
340 454
341/* EXTPROTO */ 455static struct sig_handlers
342void *
343rxvt_calloc(size_t number, size_t size)
344{ 456{
345 void *p; 457 ev::sig sw_term, sw_int;
346 458
347 p = calloc(number, size); 459 /*
348 if (p) 460 * Catch a fatal signal and tidy up before quitting
349 return p; 461 */
462 void sig_term (ev::sig &w, int revents);
350 463
351 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 464 sig_handlers ()
352 rxvt_clean_exit(); 465 {
353 exit(EXIT_FAILURE); 466 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
354/* NOTREACHED */ 467 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
355} 468 }
469} sig_handlers;
356 470
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 471void
382rxvt_privileges(pR_ int mode) 472sig_handlers::sig_term (ev::sig &w, int revents)
383{ 473{
384#if ! defined(__CYGWIN32__) 474 rxvt_emergency_cleanup ();
385# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 475 w.stop ();
386/* setreuid() is the poor man's setuid(), seteuid() */ 476 kill (getpid (), w.signum);
387# define seteuid(a) setreuid(-1, (a)) 477}
388# define setegid(a) setregid(-1, (a)) 478
389# define HAVE_SETEUID 479static void
480rxvt_get_ttymode (struct termios *tio)
481{
482 if (tcgetattr (STDIN_FILENO, tio) < 0)
483 memset (tio, 0, sizeof (struct termios));
484
485 for (int i = 0; i < NCCS; i++)
486 tio->c_cc[i] = VDISABLE;
487
488 tio->c_cc[VINTR] = CINTR;
489 tio->c_cc[VQUIT] = CQUIT;
490 tio->c_cc[VERASE] = CERASE;
491#ifdef VERASE2
492 tio->c_cc[VERASE2] = CERASE2;
493#endif
494 tio->c_cc[VKILL] = CKILL;
495 tio->c_cc[VEOF] = CEOF;
496 tio->c_cc[VSTART] = CSTART;
497 tio->c_cc[VSTOP] = CSTOP;
498 tio->c_cc[VSUSP] = CSUSP;
499# ifdef VDSUSP
500 tio->c_cc[VDSUSP] = CDSUSP;
390# endif 501# endif
391# ifdef HAVE_SETEUID 502# ifdef VREPRINT
392 switch (mode) { 503 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 504# endif
422#endif 505# ifdef VDISCRD
423} 506 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 507# endif
471 { 508# ifdef VWERSE
472 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ 509 tio->c_cc[VWERSE] = CWERASE;
473 chmod(R->ttydev, R->ttymode);
474# ifdef HAVE_REVOKE
475 revoke(R->ttydev);
476# endif 510# endif
477 } 511# ifdef VLNEXT
478 } else { /* action == RESTORE */ 512 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 513# endif
488 } 514# ifdef VSTATUS
489 515 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 516# endif
500} 517
518# if VMIN != VEOF
519 tio->c_cc[VMIN] = 1;
501#endif 520# endif
521# if VTIME != VEOL
522 tio->c_cc[VTIME] = 0;
523# endif
524
525 /* input modes */
526 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
527# ifdef IMAXBEL
528 | IMAXBEL
529# endif
530 | IXON);
531
532 /* output modes */
533 tio->c_oflag = (OPOST | ONLCR);
534
535 /* control modes */
536 tio->c_cflag = (CS8 | CREAD);
537
538 /* local modes */
539 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
540# if defined (ECHOCTL) && defined (ECHOKE)
541 | ECHOCTL | ECHOKE
542# endif
543 | ECHOE | ECHOK);
544}
545
546char **rxvt_environ; // startup environment
547
548void
549rxvt_init ()
550{
551 assert (("fontMask must not overlap other RS masks",
552 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
553
554 rxvt_get_ttymode (&rxvt_term::def_tio);
555
556 // get rid of stdin/stdout as we don't need them, to free resources
557 dup2 (STDERR_FILENO, STDIN_FILENO);
558 dup2 (STDERR_FILENO, STDOUT_FILENO);
559
560 if (!ev_default_loop ())
561 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
562
563 rxvt_environ = environ;
564
565 signal (SIGHUP, SIG_IGN);
566 signal (SIGPIPE, SIG_IGN);
567
568 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
569 sig_handlers.sw_int.start (SIGINT); ev_unref ();
570
571 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
572 // TODO: handle this with exceptions and tolerate the memory loss
573 XSetIOErrorHandler (rxvt_xioerror_handler);
574
575 XrmInitialize ();
576}
502 577
503/*----------------------------------------------------------------------*/ 578/*----------------------------------------------------------------------*/
504/* 579/*
505 * window size/position calculcations for XSizeHint and other storage. 580 * window size/position calculations for XSizeHint and other storage.
506 * if width/height are non-zero then override calculated width/height 581 * if width/height are non-zero then override calculated width/height
507 */ 582 */
508/* EXTPROTO */
509void 583void
510rxvt_window_calc(pR_ unsigned int width, unsigned int height) 584rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511{ 585{
512 short recalc_x, recalc_y; 586 short recalc_x, recalc_y;
513 int x, y, sb_w, mb_h, flags; 587 int x, y, flags;
514 unsigned int w, h; 588 unsigned int w, h;
515 unsigned int max_width, max_height; 589 unsigned int max_width, max_height;
516 590
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; 591 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521 R->szHint.win_gravity = NorthWestGravity; 592 szHint.win_gravity = NorthWestGravity;
522/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 593 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523 594
524 recalc_x = recalc_y = 0; 595 recalc_x = recalc_y = 0;
525 flags = 0; 596 flags = 0;
597
526 if (!R->parsed_geometry) { 598 if (!parsed_geometry)
599 {
527 R->parsed_geometry = 1; 600 parsed_geometry = 1;
601
528 if (R->rs[Rs_geometry]) 602 if (rs[Rs_geometry])
529 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 603 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
604
530 if (flags & WidthValue) { 605 if (flags & WidthValue)
531 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 606 {
607 if (!w)
608 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
609
610 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
532 R->szHint.flags |= USSize; 611 szHint.flags |= USSize;
533 } 612 }
613
534 if (flags & HeightValue) { 614 if (flags & HeightValue)
535 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 615 {
616 if (!h)
617 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
618
619 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
536 R->szHint.flags |= USSize; 620 szHint.flags |= USSize;
537 } 621 }
622
538 if (flags & XValue) { 623 if (flags & XValue)
624 {
539 R->szHint.x = x; 625 szHint.x = x;
540 R->szHint.flags |= USPosition; 626 szHint.flags |= USPosition;
627
541 if (flags & XNegative) { 628 if (flags & XNegative)
629 {
542 recalc_x = 1; 630 recalc_x = 1;
543 R->szHint.win_gravity = NorthEastGravity; 631 szHint.win_gravity = NorthEastGravity;
544 } 632 }
545 } 633 }
634
546 if (flags & YValue) { 635 if (flags & YValue)
636 {
547 R->szHint.y = y; 637 szHint.y = y;
548 R->szHint.flags |= USPosition; 638 szHint.flags |= USPosition;
639
549 if (flags & YNegative) { 640 if (flags & YNegative)
641 {
550 recalc_y = 1; 642 recalc_y = 1;
643
551 if (R->szHint.win_gravity == NorthEastGravity) 644 if (szHint.win_gravity == NorthEastGravity)
552 R->szHint.win_gravity = SouthEastGravity; 645 szHint.win_gravity = SouthEastGravity;
553 else 646 else
554 R->szHint.win_gravity = SouthWestGravity; 647 szHint.win_gravity = SouthWestGravity;
555 } 648 }
556 } 649 }
557 } 650 }
651
558/* TODO: BOUNDS */ 652 /* TODO: BOUNDS */
559 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 653 width = ncol * fwidth;
560 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 654 height = nrow * fheight;
561 max_width = MAX_COLS * R->TermWin.fwidth; 655 max_width = MAX_COLS * fwidth;
562 max_height = MAX_ROWS * R->TermWin.fheight; 656 max_height = MAX_ROWS * fheight;
563 657
564 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 658 szHint.base_width = szHint.base_height = 2 * int_bwidth;
565 659
566 sb_w = mb_h = 0;
567 R->window_vt_x = R->window_vt_y = 0; 660 window_vt_x = window_vt_y = int_bwidth;
568 if (scrollbar_visible(R)) { 661
662 if (scrollBar.state)
663 {
569 sb_w = scrollbar_TotalWidth(); 664 int sb_w = scrollBar.total_width ();
570 R->szHint.base_width += sb_w; 665 szHint.base_width += sb_w;
666
571 if (!(R->Options & Opt_scrollBar_right)) 667 if (!option (Opt_scrollBar_right))
572 R->window_vt_x = sb_w; 668 window_vt_x += sb_w;
573 } 669 }
574 if (menubar_visible(R)) { 670
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; 671 szHint.width_inc = fwidth;
580 R->szHint.height_inc = R->TermWin.fheight; 672 szHint.height_inc = fheight;
581 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 673 szHint.min_width = szHint.base_width + szHint.width_inc;
582 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 674 szHint.min_height = szHint.base_height + szHint.height_inc;
583 675
584 if (width && width - R->szHint.base_width < max_width) { 676 if (newwidth && newwidth - szHint.base_width < max_width)
677 {
585 R->szHint.width = width; 678 szHint.width = newwidth;
586 R->TermWin.width = width - R->szHint.base_width; 679 width = newwidth - szHint.base_width;
587 } else { 680 }
588 MIN_IT(R->TermWin.width, max_width); 681 else
682 {
683 min_it (width, max_width);
589 R->szHint.width = R->szHint.base_width + R->TermWin.width; 684 szHint.width = szHint.base_width + width;
590 } 685 }
686
591 if (height && height - R->szHint.base_height < max_height) { 687 if (newheight && newheight - szHint.base_height < max_height)
688 {
592 R->szHint.height = height; 689 szHint.height = newheight;
593 R->TermWin.height = height - R->szHint.base_height; 690 height = newheight - szHint.base_height;
594 } else { 691 }
595 MIN_IT(R->TermWin.height, max_height); 692 else
693 {
694 min_it (height, max_height);
596 R->szHint.height = R->szHint.base_height + R->TermWin.height; 695 szHint.height = szHint.base_height + height;
597 } 696 }
598 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
599 R->window_sb_x = R->szHint.width - sb_w;
600 697
601 if (recalc_x) 698 if (recalc_x)
602 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 699 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
603 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 700
604 if (recalc_y) 701 if (recalc_y)
605 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 702 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
606 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
607 703
608 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 704 ncol = width / fwidth;
609 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 705 nrow = height / fheight;
610 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 706
611 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 707 // When the size of the vt window is not a multiple of the cell
612 R->szHint.height)); 708 // size, i.e., when the wm does not honour our size hints, there are
613 return; 709 // extra areas not covered by the terminal screen. Such gaps, when a
710 // bg pixmap is set, would have to be cleared manually to properly
711 // refresh the background. We take the simpler route and shrink the
712 // vt window so as to avoid creating gaps.
713 vt_width = ncol * fwidth;
714 vt_height = nrow * fheight;
614} 715}
615 716
616/*----------------------------------------------------------------------*/ 717/*----------------------------------------------------------------------*/
617/* 718/*
618 * Tell the teletype handler what size the window is. 719 * Tell the teletype handler what size the window is.
619 * Called after a window size change. 720 * Called after a window size change.
620 */ 721 */
621void 722void
622rxvt_term::tt_winch () 723rxvt_term::tt_winch ()
623{ 724{
624 struct winsize ws; 725 if (pty->pty < 0)
625
626 if (cmd_fd < 0)
627 return; 726 return;
628 727
728 struct winsize ws;
729
629 ws.ws_col = TermWin.ncol; 730 ws.ws_col = ncol;
630 ws.ws_row = TermWin.nrow; 731 ws.ws_row = nrow;
631 ws.ws_xpixel = ws.ws_ypixel = 0; 732 ws.ws_xpixel = vt_width;
632#ifndef DEBUG_SIZE 733 ws.ws_ypixel = vt_height;
633 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 734 ioctl (pty->pty, TIOCSWINSZ, &ws);
735
736#if 0
737 // TIOCSWINSZ is supposed to do this automatically and correctly
738 if (cmd_pid) /* force through to the command */
739 kill (-cmd_pid, SIGWINCH);
740#endif
741}
742
743/*----------------------------------------------------------------------*/
744/* load and set the various fonts */
745bool
746rxvt_term::set_fonts ()
747{
748 rxvt_fontset *fs = new rxvt_fontset (this);
749 rxvt_fontprop prop;
750
751 if (!fs
752 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
753 || !fs->realize_font (1))
754 {
755 delete fs;
756 return false;
757 }
758
759#if ENABLE_STYLES
760 for (int i = RS_styleCount; --i; )
761 if (fontset[i] != fontset[0])
762 delete fontset[i];
763#endif
764
765 delete fontset[0];
766 fontset[0] = fs;
767
768 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
769 prop.width += letterSpace;
770
771 fs->set_prop (prop, false);
772
773 fwidth = prop.width;
774 fheight = prop.height + lineSpace;
775 fbase = prop.ascent;
776
777 for (int style = 1; style < 4; style++)
778 {
779#if ENABLE_STYLES
780 const char *res = rs[Rs_font + style];
781
782 if (res && !*res)
783 fontset[style] = fontset[0];
784 else
785 {
786 fontset[style] = fs = new rxvt_fontset (this);
787 rxvt_fontprop prop2 = prop;
788
789 if (res)
790 {
791 fs->populate (res);
792 fs->set_prop (prop2, false);
793 }
794 else
795 {
796 fs->populate (fontset[0]->fontdesc);
797
798 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
799 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
800
801 fs->set_prop (prop2, true);
802 }
803
804 }
634#else 805#else
635 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 806 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 807#endif
641#endif 808 }
642}
643 809
644/*----------------------------------------------------------------------*/ 810 if (parent)
645/* rxvt_change_font() - Switch to a new font */ 811 {
646/* 812 resize_all_windows (0, 0, 0);
647 * init = 1 - initialize 813 scr_remap_chars ();
648 * 814 scr_touch (true);
649 * fontname == FONT_UP - switch to bigger font 815 }
650 * fontname == FONT_DN - switch to smaller font
651 */
652/* EXTPROTO */
653void
654rxvt_change_font(pR_ int init, const char *fontname)
655{
656}
657 816
658/* INTPROTO */ 817 return true;
818}
819
659void 820void
660rxvt_font_up_down(pR_ int n, int direction) 821rxvt_term::set_string_property (Atom prop, const char *str, int len)
661{ 822{
823 XChangeProperty (dpy, parent,
824 prop, XA_STRING, 8, PropModeReplace,
825 (const unsigned char *)str, len >= 0 ? len : strlen (str));
826}
827
828void
829rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
830{
831 XTextProperty ct;
832
833 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
834 {
835 XSetTextProperty (dpy, parent, &ct, prop);
836 XFree (ct.value);
837 }
838}
839
840void
841rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
842{
843 wchar_t *ws = rxvt_mbstowcs (str, len);
844 char *s = rxvt_wcstoutf8 (ws);
845
846 XChangeProperty (dpy, parent,
847 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
848 (const unsigned char *)s, strlen (s));
849
850 free (s);
851 free (ws);
662} 852}
663 853
664/*----------------------------------------------------------------------*/ 854/*----------------------------------------------------------------------*/
665/*----------------------------------------------------------------------*/ 855/*----------------------------------------------------------------------*/
666/* xterm sequences - title, iconName, color (exptl) */ 856/* xterm sequences - title, iconName, color (exptl) */
667/* EXTPROTO */
668void 857void
669rxvt_set_title(pR_ const char *str) 858rxvt_term::set_title (const char *str)
670{ 859{
671#ifndef SMART_WINDOW_TITLE 860 set_mbstring_property (XA_WM_NAME, str);
672 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 861#if ENABLE_EWMH
673#else 862 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 863#endif
683} 864}
684 865
685/* EXTPROTO */
686void 866void
687rxvt_set_iconName(pR_ const char *str) 867rxvt_term::set_icon_name (const char *str)
688{ 868{
689#ifndef SMART_WINDOW_TITLE 869 set_mbstring_property (XA_WM_ICON_NAME, str);
690 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 870#if ENABLE_EWMH
691#else 871 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 872#endif
701} 873}
702 874
875void
876rxvt_term::set_window_color (int idx, const char *color)
877{
703#ifdef XTERM_COLOR_CHANGE 878#ifdef XTERM_COLOR_CHANGE
704/* EXTPROTO */
705void
706rxvt_set_window_color(pR_ int idx, const char *color)
707{
708 rxvt_color xcol; 879 rxvt_color xcol;
709 int i;
710 880
711 if (color == NULL || *color == '\0') 881 if (color == NULL || *color == '\0')
712 return; 882 return;
713 883
884 color = strdup (color);
885 allocated.push_back ((void *)color);
886 rs[Rs_color + idx] = color;
887
714/* handle color aliases */ 888 /* handle color aliases */
715 if (isdigit(*color)) { 889 if (isdigit (*color))
890 {
716 i = atoi(color); 891 int i = atoi (color);
717 if (i >= 8 && i <= 15) { /* bright colors */ 892
718 i -= 8; 893 if (i >= 8 && i <= 15)
719# ifndef NO_BRIGHTCOLOR 894 {
720 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 895 /* bright colors */
721 SET_PIXCOLOR(R, idx); 896 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
722 goto Done; 897 goto done;
723# endif
724 } 898 }
725 if (i >= 0 && i <= 7) { /* normal colors */ 899
726 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 900 if (i >= 0 && i <= 7)
727 SET_PIXCOLOR(R, idx); 901 {
902 /* normal colors */
903 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
728 goto Done; 904 goto done;
729 } 905 }
730 } 906 }
731 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
732 return;
733/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734 907
735/* 908 set_color (xcol, color);
909
910 /*
736 * FIXME: should free colors here, but no idea how to do it so instead, 911 * FIXME: should free colors here, but no idea how to do it so instead,
737 * so just keep gobbling up the colormap 912 * so just keep gobbling up the colormap
738 */ 913 */
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
749 914
750 R->PixColors[idx] = xcol; 915 pix_colors_focused[idx] = xcol;
751 SET_PIXCOLOR(R, idx);
752 916
753/* XSetWindowAttributes attr; */ 917done:
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. */ 918 /*TODO: handle Color_BD, scrollbar background, etc. */
761 919
762 rxvt_set_colorfgbg(aR); 920 update_fade_color (idx);
763 rxvt_recolour_cursor(aR); 921 recolour_cursor ();
764/* the only reasonable way to enforce a clean update */ 922 scr_recolour ();
765 rxvt_scr_poweron(aR); 923#endif /* XTERM_COLOR_CHANGE */
766} 924}
767 925
768#else
769# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770#endif /* XTERM_COLOR_CHANGE */
771
772/* EXTPROTO */
773void 926void
774rxvt_recolour_cursor(pR) 927rxvt_term::recolour_cursor ()
775{ 928{
776 rxvt_color xcol[2]; 929 XColor fg, bg;
777 930
778#if TODO 931 (ISSET_PIXCOLOR (Color_pointer_fg)
779 xcol[0] = R->PixColors[Color_pointer]; 932 ? pix_colors_focused[Color_pointer_fg]
780 xcol[1] = R->PixColors[Color_bg]; 933 : pix_colors_focused[Color_fg]).get (fg);
781 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 934
782 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 935 (ISSET_PIXCOLOR (Color_pointer_bg)
783#endif 936 ? pix_colors_focused[Color_pointer_bg]
937 : pix_colors_focused[Color_bg]).get (bg);
938
939 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
784} 940}
785 941
786/*----------------------------------------------------------------------*/ 942/*----------------------------------------------------------------------*/
787/* 943/*
788 * find if fg/bg matches any of the normal (low-intensity) colors 944 * find if fg/bg matches any of the normal (low-intensity) colors
789 */ 945 */
790/* INTPROTO */ 946char *
791void
792rxvt_set_colorfgbg(pR) 947rxvt_term::get_colorfgbg ()
793{ 948{
794 unsigned int i; 949 unsigned int i;
795 const char *xpmb = "\0"; 950 const char *xpmb = "";
796 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 951 char fstr[] = "default";
952 char bstr[] = "default";
953 char *env_colorfgbg;
797 954
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++) 955 for (i = Color_Black; i <= Color_White; i++)
803 if (R->PixColors[Color_fg] == R->PixColors[i]) { 956 if (pix_colors[Color_fg] == pix_colors[i])
957 {
804 sprintf(fstr, "%d", (i - Color_Black)); 958 sprintf (fstr, "%d", i - Color_Black);
805 break; 959 break;
806 } 960 }
961
807 for (i = Color_Black; i <= Color_White; i++) 962 for (i = Color_Black; i <= Color_White; i++)
808 if (R->PixColors[Color_bg] == R->PixColors[i]) { 963 if (pix_colors[Color_bg] == pix_colors[i])
964 {
809 sprintf(bstr, "%d", (i - Color_Black)); 965 sprintf (bstr, "%d", i - Color_Black);
810#ifdef XPM_BACKGROUND 966#ifdef BG_IMAGE_FROM_FILE
811 xpmb = "default;"; 967 xpmb = "default;";
812#endif 968#endif
813 break; 969 break;
814 } 970 }
971
972 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
815 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 973 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816 putenv(R->env_colorfgbg); 974 return 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 vt_width, vt_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 != vt_width || newheight != vt_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 (rs[Rs_imLocale])
1531 SET_LOCALE (rs[Rs_imLocale]);
1532
1133 p = R->rs[Rs_inputMethod]; 1533 p = rs[Rs_inputMethod];
1134 if (p && *p) 1534 if (p && *p)
1135 { 1535 {
1136 bool found = false; 1536 bool found = false;
1137 1537
1138 s = rxvt_splitcommastring (p); 1538 s = rxvt_strsplit (',', p);
1539
1139 for (i = 0; s[i]; i++) 1540 for (i = 0; s[i]; i++)
1140 { 1541 {
1141 if (*s[i]) 1542 if (*s[i])
1142 { 1543 {
1143 STRCPY (buf, "@im="); 1544 strcpy (buf, "@im=");
1144 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1545 strncat (buf, s[i], IMBUFSIZ - 5);
1145 if ((p = XSetLocaleModifiers (buf)) && *p 1546 if (im_get_ic (buf))
1146 && rxvt_IM_get_IC (aR))
1147 { 1547 {
1148 found = true; 1548 found = true;
1149 break; 1549 break;
1150 } 1550 }
1151 } 1551 }
1152 } 1552 }
1153 for (i = 0; s[i]; i++) 1553
1154 free(s[i]); 1554 rxvt_free_strsplit (s);
1155 free(s);
1156 1555
1157 if (found) 1556 if (found)
1158 return; 1557 goto done;
1159 } 1558 }
1160 1559
1161/* try with XMODIFIERS env. var. */ 1560 /* try with XMODIFIERS env. var. */
1162 if ((p = XSetLocaleModifiers ("")) && *p 1561 if (im_get_ic (""))
1163 && rxvt_IM_get_IC (aR)) 1562 goto done;
1563
1564 /* try with no modifiers base IF the user didn't specify an IM */
1565 if (im_get_ic ("@im=none"))
1566 goto done;
1567
1568done:
1569 if (rs[Rs_imLocale])
1570 SET_LOCALE (locale);
1571}
1572
1573void
1574rxvt_term::im_set_position ()
1575{
1576 XRectangle preedit_rect, status_rect, *needed_rect;
1577 XVaNestedList preedit_attr, status_attr;
1578
1579 if (!Input_Context
1580 || !focus
1581 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1582 || !im_is_running ())
1164 return; 1583 return;
1165 1584
1166/* try with no modifiers base IF the user didn't specify an IM */ 1585 if (input_style & XIMPreeditPosition)
1167 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1586 {
1168 && rxvt_IM_get_IC (aR) == True) 1587 im_set_size (preedit_rect);
1588 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1589
1590 XSetICValues (Input_Context,
1591 XNPreeditAttributes, preedit_attr, NULL);
1592 }
1593 else
1594 {
1595 /* Getting the necessary width of preedit area */
1596 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1597 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1598 XFree (status_attr);
1599
1600 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1601 XFree (needed_rect);
1602
1603 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1604 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1605
1606 XSetICValues (Input_Context,
1607 XNPreeditAttributes, preedit_attr,
1608 XNStatusAttributes, status_attr,
1609 NULL);
1610
1611 XFree (status_attr);
1612 }
1613
1614 XFree (preedit_attr);
1615}
1616#endif /* USE_XIM */
1617
1618void
1619rxvt_term::get_window_origin (int &x, int &y)
1620{
1621 Window cr;
1622 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1623}
1624
1625Pixmap
1626rxvt_term::get_pixmap_property (Atom property)
1627{
1628 Pixmap pixmap = None;
1629
1630 int aformat;
1631 unsigned long nitems, bytes_after;
1632 Atom atype;
1633 unsigned char *prop;
1634 int result = XGetWindowProperty (dpy, display->root, property,
1635 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1636 &nitems, &bytes_after, &prop);
1637 if (result == Success)
1638 {
1639 if (atype == XA_PIXMAP)
1640 pixmap = *(Pixmap *)prop;
1641 XFree (prop);
1642 }
1643
1644 return pixmap;
1645}
1646
1647#ifdef HAVE_BG_PIXMAP
1648
1649void
1650rxvt_term::update_background ()
1651{
1652 if (update_background_ev.is_active ())
1169 return; 1653 return;
1170}
1171 1654
1172/* 1655 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 1656
1191 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1657 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; 1658 return;
1301 1659
1302/* Getting the necessary width of preedit area */ 1660 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 1661
1307 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1662 if (to_wait <= 0.)
1308 1663 bg_render ();
1309 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1664 else
1310 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1665 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} 1666}
1319#endif /* USE_XIM */
1320 1667
1321/*----------------------------------------------------------------------*/ 1668void
1322rxvt_t rxvt_current_term; 1669rxvt_term::update_background_cb (ev::timer &w, int revents)
1670{
1671 make_current ();
1672
1673 update_background_ev.stop ();
1674 bg_render ();
1675 refresh_check ();
1676}
1677
1678#endif /* HAVE_BG_PIXMAP */
1323 1679
1324/*----------------------- end-of-file (C source) -----------------------*/ 1680/*----------------------- end-of-file (C source) -----------------------*/

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