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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.13 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.362 by sf-exg, Tue Dec 6 11:29:52 2011 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.13 2003/12/17 09:00:35 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 incr_ev (this, &rxvt_term::incr_cb) 188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
74{ 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
75 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 // this->envv = 0;
204}
205
206// clean up the most important stuff, do *not* call x or free mem etc.
207// for use before an emergency exit
208void
209rxvt_term::emergency_cleanup ()
210{
211 if (cmd_pid)
212 kill (-cmd_pid, SIGHUP);
213
214 pty_ev.stop ();
215 delete pty; pty = 0;
76} 216}
77 217
78rxvt_term::~rxvt_term () 218rxvt_term::~rxvt_term ()
79{ 219{
220 termlist.erase (find (termlist.begin (), termlist.end(), this));
221
222 emergency_cleanup ();
223
224#if ENABLE_STYLES
225 for (int i = RS_styleCount; --i; )
226 if (fontset[i] != fontset[0])
227 delete fontset[i];
228#endif
229 delete fontset[0];
230
231#ifdef HAVE_BG_PIXMAP
232 bg_destroy ();
233#endif
234
235 if (display)
236 {
237 selection_clear ();
238 selection_clear (true);
239
240#ifdef USE_XIM
241 im_destroy ();
242#endif
243 scrollBar.destroy ();
244 if (gc) XFreeGC (dpy, gc);
245
246 delete drawable;
247 // destroy all windows
248 if (parent)
249 XDestroyWindow (dpy, parent);
250
251 for (int i = 0; i < TOTAL_COLORS; i++)
252 if (ISSET_PIXCOLOR (i))
253 {
254 pix_colors_focused [i].free (this);
255#if OFF_FOCUS_FADING
256 pix_colors_unfocused [i].free (this);
257#endif
258 }
259
260 clear ();
261
262 display->flush (); /* ideally .put should do this */
263 displays.put (display);
264 }
265
80 scr_release (); 266 scr_release ();
81 267
82#ifndef NO_SETOWNER_TTYDEV 268 /* clear all resources */
83 rxvt_privileged_ttydev (this, RESTORE); 269 for (int i = 0; i < allocated.size (); i++)
84#endif 270 free (allocated [i]);
85#ifdef UTMP_SUPPORT
86 rxvt_privileged_utmp (this, RESTORE);
87#endif
88#ifdef USE_XIM
89 if (Input_Context != NULL)
90 {
91 XDestroyIC (Input_Context);
92 Input_Context = NULL;
93 }
94#endif
95 271
96 if (cmd_fd >= 0) 272 free (selection.text);
97 close (cmd_fd); 273 free (selection.clip_text);
274 // TODO: manage env vars in child only(!)
275 free (env_display);
276 free (env_term);
277 free (locale);
278 free (v_buffer);
98 279
99 if (Xfd >= 0) 280 delete selection_req;
100 XCloseDisplay (Xdisplay);
101 281
102 delete PixColors; 282 delete envv;
283 delete argv;
284
285#ifdef KEYSYM_RESOURCE
286 delete keyboard;
287#endif
288#ifndef NO_RESOURCES
289 XrmDestroyDatabase (option_db);
290#endif
291}
292
293// child has exited, usually destroys
294void
295rxvt_term::child_cb (ev::child &w, int status)
296{
297 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
298
299 cmd_pid = 0;
300
301 if (!option (Opt_hold))
302 destroy ();
103} 303}
104 304
105void 305void
106rxvt_term::destroy () 306rxvt_term::destroy ()
107{ 307{
308 if (destroy_ev.is_active ())
309 return;
310
311 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
312
313#if ENABLE_OVERLAY
314 scr_overlay_off ();
315#endif
316
317 if (display)
318 {
319#if USE_XIM
320 im_ev.stop (display);
321#endif
322 scrollbar_ev.stop (display);
323#if ENABLE_TRANSPARENCY || ENABLE_PERL
324 rootwin_ev.stop (display);
325#endif
326 termwin_ev.stop (display);
327 vt_ev.stop (display);
328 }
329
108 check_ev.stop (); 330 flush_ev.stop ();
109 pty_ev.stop (); 331 pty_ev.stop ();
110 x_ev.stop ();
111#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
333 cursor_blink_ev.stop ();
334#endif
335#ifdef TEXT_BLINK
112 blink_ev.stop (); 336 text_blink_ev.stop ();
337#endif
338#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
339 cont_scroll_ev.stop ();
340#endif
341#ifdef SELECTION_SCROLLING
342 sel_scroll_ev.stop ();
113#endif 343#endif
114#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
115 pointer_ev.stop (); 345 pointer_ev.stop ();
116#endif 346#endif
117 347
118 destroy_ev.start (0); 348 destroy_ev.start ();
119} 349}
120 350
121void 351void
122rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (ev::idle &w, int revents)
123{ 353{
124 SET_R (this); 354 make_current ();
125 355
126 delete this; 356 delete this;
127} 357}
128 358
129/*----------------------------------------------------------------------*/ 359void
130/* rxvt_init() */ 360rxvt_term::set_option (uint8_t opt, bool set)
131/* LIBPROTO */
132rxvt_t
133rxvt_init (int argc, const char *const *argv)
134{ 361{
135 SET_R (new rxvt_term); 362 if (!opt)
136 dR;
137
138 if (!R->init_vars () || !R->init (argc, argv))
139 {
140 delete R;
141 return NULL;
142 }
143
144 return R; 363 return;
145}
146 364
147/* EXTPROTO */ 365 uint8_t mask = 1 << (opt & 7);
148void 366 uint8_t &val = options [opt >> 3];
149rxvt_init_signals ()
150{
151/* install exit handler for cleanup */
152#if 0
153#ifdef HAVE_ATEXIT
154 atexit(rxvt_clean_exit);
155#else
156#endif
157#endif
158 367
159 struct sigaction sa; 368 val = val & ~mask | (set ? mask : 0);
160
161 sigfillset (&sa.sa_mask);
162 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171/* signal (SIGURG, SIG_DFL); */
172
173 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175}
176
177bool
178rxvt_term::init (int argc, const char *const *argv)
179{
180 dR;//TODO (scrollbar, setidle)
181
182 /*
183 * Save and then give up any super-user privileges
184 * If we need privileges in any area then we must specifically request it.
185 * We should only need to be root in these cases:
186 * 1. write utmp entries on some systems
187 * 2. chown tty on some systems
188 */
189 rxvt_privileges (this, SAVE);
190 rxvt_privileges (this, IGNORE);
191
192 rxvt_init_secondary (this);
193
194 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196#if (MENUBAR_MAX)
197 rxvt_menubar_read (this, rs[Rs_menu]);
198#endif
199#ifdef HAVE_SCROLLBARS
200 if (Options & Opt_scrollBar)
201 scrollbar_setIdle (); /* set existence for size calculations */
202#endif
203
204 rxvt_Create_Windows (this, argc, argv);
205
206 rxvt_init_xlocale (this);
207
208 scr_reset (); /* initialize screen */
209#ifdef RXVT_GRAPHICS
210 rxvt_Gr_reset (this); /* reset graphics */
211#endif
212
213#if 0
214#ifdef DEBUG_X
215 XSynchronize(Xdisplay, True);
216#endif
217#endif
218
219#ifdef HAVE_SCROLLBARS
220 if (Options & Opt_scrollBar)
221 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222#endif
223#if (MENUBAR_MAX)
224 if (menubar_visible(r))
225 XMapWindow (Xdisplay, menuBar.win);
226#endif
227#ifdef TRANSPARENT
228 if (Options & Opt_transparent)
229 {
230 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231 rxvt_check_our_parents (this);
232 }
233#endif
234 XMapWindow (Xdisplay, TermWin.vt);
235 XMapWindow (Xdisplay, TermWin.parent[0]);
236
237 rxvt_init_env (this);
238 rxvt_init_command (this, cmd_argv);
239
240 x_ev.start (Xfd, EVENT_READ);
241 pty_ev.start (cmd_fd, EVENT_READ);
242
243 check_ev.start ();
244
245 process_x_events ();
246
247 return true;
248}
249
250/* ------------------------------------------------------------------------- *
251 * SIGNAL HANDLING & EXIT HANDLER *
252 * ------------------------------------------------------------------------- */
253/*
254 * Catch a SIGCHLD signal and exit if the direct child has died
255 */
256/* ARGSUSED */
257/* EXTPROTO */
258RETSIGTYPE
259rxvt_Child_signal(int sig __attribute__ ((unused)))
260{
261 int pid, save_errno = errno;
262 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263 ;
264 errno = save_errno;
265
266#if 0
267 if (pid == R->cmd_pid)
268 exit (EXIT_SUCCESS);
269#endif
270}
271
272/*
273 * Catch a fatal signal and tidy up before quitting
274 */
275/* EXTPROTO */
276RETSIGTYPE
277rxvt_Exit_signal(int sig)
278{
279 signal(sig, SIG_DFL);
280#ifdef DEBUG_CMD
281 rxvt_print_error("signal %d", sig);
282#endif
283 rxvt_clean_exit();
284 kill(getpid(), sig);
285}
286
287/* ARGSUSED */
288/* INTPROTO */
289int
290rxvt_xerror_handler(const Display * display
291 __attribute__ ((unused)), const XErrorEvent * event)
292{
293 dR;
294
295 if (R->allowedxerror == -1)
296 R->allowedxerror = event->error_code;
297 else
298 {
299 rxvt_print_error("XError: Request: %d . %d, Error: %d",
300 event->request_code, event->minor_code,
301 event->error_code);
302
303 R->destroy ();
304 }
305
306 return 0;
307} 369}
308 370
309/*----------------------------------------------------------------------*/ 371/*----------------------------------------------------------------------*/
310/* 372/*
311 * Exit gracefully, clearing the utmp entry and restoring tty attributes 373 * Exit gracefully, clearing the utmp entry and restoring tty attributes
312 * TODO: if debugging, this should free up any known resources if we can 374 * TODO: if debugging, this should free up any known resources if we can
313 */ 375 */
314/* EXTPROTO */ 376static XErrorHandler old_xerror_handler;
315void
316rxvt_clean_exit ()
317{
318 dR;
319 377
320 R->destroy (); 378static void
321} 379rxvt_emergency_cleanup ()
322
323/* ------------------------------------------------------------------------- *
324 * MEMORY ALLOCATION WRAPPERS *
325 * ------------------------------------------------------------------------- */
326/* EXTPROTO */
327void *
328rxvt_malloc(size_t size)
329{ 380{
330 void *p; 381 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
382 (*t)->emergency_cleanup ();
383}
331 384
332 p = malloc(size); 385#if !ENABLE_MINIMAL
333 if (p) 386static void
334 return p; 387print_x_error (Display *dpy, XErrorEvent *event)
388{
389 char buffer[BUFSIZ];
390 char mesg[BUFSIZ];
391 char number[32];
392 const char mtype[] = "XlibMessage";
393 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
394 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
395 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
396 rxvt_warn ("%s: %s\n", mesg, buffer);
397 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
398 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
399 sprintf(number, "%d", event->request_code);
400 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
401 rxvt_warn ("(which is %s)\n", buffer);
402 if (event->request_code >= 128) {
403 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
404 mesg, BUFSIZ);
405 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
406 }
407 if ((event->error_code == BadWindow) ||
408 (event->error_code == BadPixmap) ||
409 (event->error_code == BadCursor) ||
410 (event->error_code == BadFont) ||
411 (event->error_code == BadDrawable) ||
412 (event->error_code == BadColor) ||
413 (event->error_code == BadGC) ||
414 (event->error_code == BadIDChoice) ||
415 (event->error_code == BadValue) ||
416 (event->error_code == BadAtom)) {
417 if (event->error_code == BadValue)
418 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
419 mesg, BUFSIZ);
420 else if (event->error_code == BadAtom)
421 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
422 mesg, BUFSIZ);
423 else
424 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
425 mesg, BUFSIZ);
426 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
427 }
428 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
429 mesg, BUFSIZ);
430 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
431}
432#endif
335 433
336 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 434int
337 rxvt_clean_exit(); 435rxvt_xerror_handler (Display *display, XErrorEvent *event)
436{
437 if (GET_R->allowedxerror == -1)
438 GET_R->allowedxerror = event->error_code;
439 else
440 {
441 // GET_R is most likely not the terminal which caused the error,
442 // so just output the error and continue
443#if ENABLE_MINIMAL
444 old_xerror_handler (display, event);
445#else
446 print_x_error (display, event);
447#endif
448 }
449
450 return 0;
451}
452
453int
454rxvt_xioerror_handler (Display *display)
455{
456 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
457 DisplayString (display));
458 rxvt_emergency_cleanup ();
338 exit(EXIT_FAILURE); 459 _exit (EXIT_FAILURE);
339/* NOTREACHED */
340} 460}
341 461
342/* EXTPROTO */ 462static struct sig_handlers
343void *
344rxvt_calloc(size_t number, size_t size)
345{ 463{
346 void *p; 464 ev::sig sw_term, sw_int;
347 465
348 p = calloc(number, size); 466 /*
349 if (p) 467 * Catch a fatal signal and tidy up before quitting
350 return p; 468 */
469 void sig_term (ev::sig &w, int revents);
351 470
352 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 471 sig_handlers ()
353 rxvt_clean_exit(); 472 {
354 exit(EXIT_FAILURE); 473 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
355/* NOTREACHED */ 474 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
356} 475 }
476} sig_handlers;
357 477
358/* EXTPROTO */
359void *
360rxvt_realloc(void *ptr, size_t size)
361{
362 void *p;
363
364 if (ptr)
365 p = realloc(ptr, size);
366 else
367 p = malloc(size);
368 if (p)
369 return p;
370
371 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372 rxvt_clean_exit();
373 exit(EXIT_FAILURE);
374/* NOTREACHED */
375}
376
377/* ------------------------------------------------------------------------- *
378 * PRIVILEGED OPERATIONS *
379 * ------------------------------------------------------------------------- */
380/* take care of suid/sgid super-user (root) privileges */
381/* INTPROTO */
382void 478void
383rxvt_privileges(pR_ int mode) 479sig_handlers::sig_term (ev::sig &w, int revents)
384{ 480{
385#if ! defined(__CYGWIN32__) 481 rxvt_emergency_cleanup ();
386# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 482 w.stop ();
387/* setreuid() is the poor man's setuid(), seteuid() */ 483 kill (getpid (), w.signum);
388# define seteuid(a) setreuid(-1, (a)) 484}
389# define setegid(a) setregid(-1, (a)) 485
390# define HAVE_SETEUID 486static void
487rxvt_get_ttymode (struct termios *tio)
488{
489 if (tcgetattr (STDIN_FILENO, tio) < 0)
490 memset (tio, 0, sizeof (struct termios));
491
492 for (int i = 0; i < NCCS; i++)
493 tio->c_cc[i] = VDISABLE;
494
495 tio->c_cc[VINTR] = CINTR;
496 tio->c_cc[VQUIT] = CQUIT;
497 tio->c_cc[VERASE] = CERASE;
498#ifdef VERASE2
499 tio->c_cc[VERASE2] = CERASE2;
500#endif
501 tio->c_cc[VKILL] = CKILL;
502 tio->c_cc[VEOF] = CEOF;
503 tio->c_cc[VSTART] = CSTART;
504 tio->c_cc[VSTOP] = CSTOP;
505 tio->c_cc[VSUSP] = CSUSP;
506# ifdef VDSUSP
507 tio->c_cc[VDSUSP] = CDSUSP;
391# endif 508# endif
392# ifdef HAVE_SETEUID 509# ifdef VREPRINT
393 switch (mode) { 510 tio->c_cc[VREPRINT] = CRPRNT;
394 case IGNORE:
395 /*
396 * change effective uid/gid - not real uid/gid - so we can switch
397 * back to root later, as required
398 */
399 seteuid(getuid());
400 setegid(getgid());
401 break;
402 case SAVE:
403 R->euid = geteuid();
404 R->egid = getegid();
405 break;
406 case RESTORE:
407 seteuid(R->euid);
408 setegid(R->egid);
409 break;
410 }
411# else
412 switch (mode) {
413 case IGNORE:
414 setuid(getuid());
415 setgid(getgid());
416 /* FALLTHROUGH */
417 case SAVE:
418 /* FALLTHROUGH */
419 case RESTORE:
420 break;
421 }
422# endif 511# endif
423#endif 512# ifdef VDISCRD
424} 513 tio->c_cc[VDISCRD] = CFLUSH;
425
426#ifdef UTMP_SUPPORT
427/* EXTPROTO */
428void
429rxvt_privileged_utmp(pR_ char action)
430{
431 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
432 action, R->next_utmp_action, getpid()));
433 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434 || (R->Options & Opt_utmpInhibit)
435 || R->ttydev == NULL || *R->ttydev == '\0')
436 return;
437
438 rxvt_privileges(aR_ RESTORE);
439 if (action == SAVE) {
440 R->next_utmp_action = RESTORE;
441 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
442 } else { /* action == RESTORE */
443 R->next_utmp_action = IGNORE;
444 rxvt_cleanutent(aR);
445 }
446 rxvt_privileges(aR_ IGNORE);
447}
448#endif
449
450#ifndef NO_SETOWNER_TTYDEV
451/* EXTPROTO */
452void
453rxvt_privileged_ttydev(pR_ char action)
454{
455 D_MAIN((stderr,
456 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457 action, R->next_tty_action, getpid()));
458 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459 || R->ttydev == NULL || *R->ttydev == '\0')
460 return;
461
462 rxvt_privileges(aR_ RESTORE);
463
464 if (action == SAVE) {
465 R->next_tty_action = RESTORE;
466# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469 R->next_tty_action = IGNORE;
470 else
471# endif 514# endif
472 { 515# ifdef VWERSE
473 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ 516 tio->c_cc[VWERSE] = CWERASE;
474 chmod(R->ttydev, R->ttymode);
475# ifdef HAVE_REVOKE
476 revoke(R->ttydev);
477# endif 517# endif
478 } 518# ifdef VLNEXT
479 } else { /* action == RESTORE */ 519 tio->c_cc[VLNEXT] = CLNEXT;
480 R->next_tty_action = IGNORE;
481# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482 chmod(R->ttydev, R->ttyfd_stat.st_mode);
483 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484# else
485 chmod(R->ttydev,
486 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487 chown(R->ttydev, 0, 0);
488# endif 520# endif
489 } 521# ifdef VSTATUS
490 522 tio->c_cc[VSTATUS] = CSTATUS;
491 rxvt_privileges(aR_ IGNORE);
492
493# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495 action == RESTORE ? "Restoring" : (action ==
496 SAVE ? "Saving" :
497 "UNKNOWN ERROR for"), R->ttydev,
498 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499 R->ttyfd_stat.st_gid));
500# endif 523# endif
501} 524
525# if VMIN != VEOF
526 tio->c_cc[VMIN] = 1;
502#endif 527# endif
528# if VTIME != VEOL
529 tio->c_cc[VTIME] = 0;
530# endif
531
532 /* input modes */
533 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
534# ifdef IMAXBEL
535 | IMAXBEL
536# endif
537 | IXON);
538
539 /* output modes */
540 tio->c_oflag = (OPOST | ONLCR);
541
542 /* control modes */
543 tio->c_cflag = (CS8 | CREAD);
544
545 /* local modes */
546 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
547# if defined (ECHOCTL) && defined (ECHOKE)
548 | ECHOCTL | ECHOKE
549# endif
550 | ECHOE | ECHOK);
551}
552
553char **rxvt_environ; // startup environment
554
555void
556rxvt_init ()
557{
558 assert (("fontMask must not overlap other RS masks",
559 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
560
561 rxvt_get_ttymode (&rxvt_term::def_tio);
562
563 // get rid of stdin/stdout as we don't need them, to free resources
564 dup2 (STDERR_FILENO, STDIN_FILENO);
565 dup2 (STDERR_FILENO, STDOUT_FILENO);
566
567 if (!ev_default_loop ())
568 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
569
570 rxvt_environ = environ;
571
572 signal (SIGHUP, SIG_IGN);
573 signal (SIGPIPE, SIG_IGN);
574
575 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
576 sig_handlers.sw_int.start (SIGINT); ev_unref ();
577
578 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
579 // TODO: handle this with exceptions and tolerate the memory loss
580 XSetIOErrorHandler (rxvt_xioerror_handler);
581
582 XrmInitialize ();
583}
503 584
504/*----------------------------------------------------------------------*/ 585/*----------------------------------------------------------------------*/
505/* 586/*
506 * window size/position calculcations for XSizeHint and other storage. 587 * window size/position calculations for XSizeHint and other storage.
507 * if width/height are non-zero then override calculated width/height 588 * if width/height are non-zero then override calculated width/height
508 */ 589 */
509/* EXTPROTO */
510void 590void
511rxvt_window_calc(pR_ unsigned int width, unsigned int height) 591rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512{ 592{
513 short recalc_x, recalc_y; 593 short recalc_x, recalc_y;
514 int x, y, sb_w, mb_h, flags; 594 int x, y, flags;
515 unsigned int w, h; 595 unsigned int w, h;
516 unsigned int max_width, max_height; 596 unsigned int max_width, max_height;
517 597
518 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
520 R->szHint.height));
521 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 598 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522 R->szHint.win_gravity = NorthWestGravity; 599 szHint.win_gravity = NorthWestGravity;
523/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 600 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524 601
525 recalc_x = recalc_y = 0; 602 recalc_x = recalc_y = 0;
526 flags = 0; 603 flags = 0;
604
527 if (!R->parsed_geometry) { 605 if (!parsed_geometry)
606 {
528 R->parsed_geometry = 1; 607 parsed_geometry = 1;
608
529 if (R->rs[Rs_geometry]) 609 if (rs[Rs_geometry])
530 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 610 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
611
531 if (flags & WidthValue) { 612 if (flags & WidthValue)
532 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 613 {
614 if (!w)
615 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
616
617 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
533 R->szHint.flags |= USSize; 618 szHint.flags |= USSize;
534 } 619 }
620
535 if (flags & HeightValue) { 621 if (flags & HeightValue)
536 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 622 {
623 if (!h)
624 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
625
626 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
537 R->szHint.flags |= USSize; 627 szHint.flags |= USSize;
538 } 628 }
629
539 if (flags & XValue) { 630 if (flags & XValue)
631 {
540 R->szHint.x = x; 632 szHint.x = x;
541 R->szHint.flags |= USPosition; 633 szHint.flags |= USPosition;
634
542 if (flags & XNegative) { 635 if (flags & XNegative)
636 {
543 recalc_x = 1; 637 recalc_x = 1;
544 R->szHint.win_gravity = NorthEastGravity; 638 szHint.win_gravity = NorthEastGravity;
545 } 639 }
546 } 640 }
641
547 if (flags & YValue) { 642 if (flags & YValue)
643 {
548 R->szHint.y = y; 644 szHint.y = y;
549 R->szHint.flags |= USPosition; 645 szHint.flags |= USPosition;
646
550 if (flags & YNegative) { 647 if (flags & YNegative)
648 {
551 recalc_y = 1; 649 recalc_y = 1;
650
552 if (R->szHint.win_gravity == NorthEastGravity) 651 if (szHint.win_gravity == NorthEastGravity)
553 R->szHint.win_gravity = SouthEastGravity; 652 szHint.win_gravity = SouthEastGravity;
554 else 653 else
555 R->szHint.win_gravity = SouthWestGravity; 654 szHint.win_gravity = SouthWestGravity;
556 } 655 }
557 } 656 }
558 } 657 }
658
559/* TODO: BOUNDS */ 659 /* TODO: BOUNDS */
560 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 660 width = ncol * fwidth;
561 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 661 height = nrow * fheight;
562 max_width = MAX_COLS * R->TermWin.fwidth; 662 max_width = MAX_COLS * fwidth;
563 max_height = MAX_ROWS * R->TermWin.fheight; 663 max_height = MAX_ROWS * fheight;
564 664
565 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 665 szHint.base_width = szHint.base_height = 2 * int_bwidth;
566 666
567 sb_w = mb_h = 0;
568 R->window_vt_x = R->window_vt_y = 0; 667 window_vt_x = window_vt_y = int_bwidth;
569 if (scrollbar_visible(R)) { 668
669 if (scrollBar.state)
670 {
570 sb_w = scrollbar_TotalWidth(); 671 int sb_w = scrollBar.total_width ();
571 R->szHint.base_width += sb_w; 672 szHint.base_width += sb_w;
673
572 if (!(R->Options & Opt_scrollBar_right)) 674 if (!option (Opt_scrollBar_right))
573 R->window_vt_x = sb_w; 675 window_vt_x += sb_w;
574 } 676 }
575 if (menubar_visible(R)) { 677
576 mb_h = menuBar_TotalHeight();
577 R->szHint.base_height += mb_h;
578 R->window_vt_y = mb_h;
579 }
580 R->szHint.width_inc = R->TermWin.fwidth; 678 szHint.width_inc = fwidth;
581 R->szHint.height_inc = R->TermWin.fheight; 679 szHint.height_inc = fheight;
582 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 680 szHint.min_width = szHint.base_width + szHint.width_inc;
583 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 681 szHint.min_height = szHint.base_height + szHint.height_inc;
584 682
585 if (width && width - R->szHint.base_width < max_width) { 683 if (newwidth && newwidth - szHint.base_width < max_width)
684 {
586 R->szHint.width = width; 685 szHint.width = newwidth;
587 R->TermWin.width = width - R->szHint.base_width; 686 width = newwidth - szHint.base_width;
588 } else { 687 }
589 MIN_IT(R->TermWin.width, max_width); 688 else
689 {
690 min_it (width, max_width);
590 R->szHint.width = R->szHint.base_width + R->TermWin.width; 691 szHint.width = szHint.base_width + width;
591 } 692 }
693
592 if (height && height - R->szHint.base_height < max_height) { 694 if (newheight && newheight - szHint.base_height < max_height)
695 {
593 R->szHint.height = height; 696 szHint.height = newheight;
594 R->TermWin.height = height - R->szHint.base_height; 697 height = newheight - szHint.base_height;
595 } else { 698 }
596 MIN_IT(R->TermWin.height, max_height); 699 else
700 {
701 min_it (height, max_height);
597 R->szHint.height = R->szHint.base_height + R->TermWin.height; 702 szHint.height = szHint.base_height + height;
598 } 703 }
599 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
600 R->window_sb_x = R->szHint.width - sb_w;
601 704
602 if (recalc_x) 705 if (recalc_x)
603 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 706 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
604 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 707
605 if (recalc_y) 708 if (recalc_y)
606 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 709 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
607 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
608 710
609 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 711 ncol = width / fwidth;
610 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 712 nrow = height / fheight;
611 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 713
612 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 714 // When the size of the vt window is not a multiple of the cell
613 R->szHint.height)); 715 // size, i.e., when the wm does not honour our size hints, there are
614 return; 716 // extra areas not covered by the terminal screen. Such gaps, when a
717 // bg pixmap is set, would have to be cleared manually to properly
718 // refresh the background. We take the simpler route and shrink the
719 // vt window so as to avoid creating gaps.
720 width = ncol * fwidth;
721 height = nrow * fheight;
615} 722}
616 723
617/*----------------------------------------------------------------------*/ 724/*----------------------------------------------------------------------*/
618/* 725/*
619 * Tell the teletype handler what size the window is. 726 * Tell the teletype handler what size the window is.
620 * Called after a window size change. 727 * Called after a window size change.
621 */ 728 */
622void 729void
623rxvt_term::tt_winch () 730rxvt_term::tt_winch ()
624{ 731{
625 struct winsize ws; 732 if (pty->pty < 0)
626
627 if (cmd_fd < 0)
628 return; 733 return;
629 734
735 struct winsize ws;
736
630 ws.ws_col = TermWin.ncol; 737 ws.ws_col = ncol;
631 ws.ws_row = TermWin.nrow; 738 ws.ws_row = nrow;
632 ws.ws_xpixel = ws.ws_ypixel = 0; 739 ws.ws_xpixel = width;
633#ifndef DEBUG_SIZE 740 ws.ws_ypixel = height;
634 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 741 ioctl (pty->pty, TIOCSWINSZ, &ws);
742
743#if 0
744 // TIOCSWINSZ is supposed to do this automatically and correctly
745 if (cmd_pid) /* force through to the command */
746 kill (-cmd_pid, SIGWINCH);
747#endif
748}
749
750/*----------------------------------------------------------------------*/
751/* load and set the various fonts */
752bool
753rxvt_term::set_fonts ()
754{
755 rxvt_fontset *fs = new rxvt_fontset (this);
756 rxvt_fontprop prop;
757
758 if (!fs
759 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
760 || !fs->realize_font (1))
761 {
762 delete fs;
763 return false;
764 }
765
766#if ENABLE_STYLES
767 for (int i = RS_styleCount; --i; )
768 if (fontset[i] != fontset[0])
769 delete fontset[i];
770#endif
771
772 delete fontset[0];
773 fontset[0] = fs;
774
775 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
776 prop.height += lineSpace;
777 prop.width += letterSpace;
778
779 fs->set_prop (prop, false);
780
781 fwidth = prop.width;
782 fheight = prop.height;
783 fbase = prop.ascent;
784
785 for (int style = 1; style < 4; style++)
786 {
787#if ENABLE_STYLES
788 const char *res = rs[Rs_font + style];
789
790 if (res && !*res)
791 fontset[style] = fontset[0];
792 else
793 {
794 fontset[style] = fs = new rxvt_fontset (this);
795 rxvt_fontprop prop2 = prop;
796
797 if (res)
798 {
799 fs->populate (res);
800 fs->set_prop (prop2, false);
801 }
802 else
803 {
804 fs->populate (fontset[0]->fontdesc);
805
806 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
807 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
808
809 fs->set_prop (prop2, true);
810 }
811
812 }
635#else 813#else
636 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 814 fontset[style] = fontset[0];
637 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
638# ifdef SIGWINCH
639 else if (cmd_pid) /* force through to the command */
640 kill (cmd_pid, SIGWINCH);
641# endif 815#endif
642#endif 816 }
643}
644 817
645/*----------------------------------------------------------------------*/ 818 if (parent)
646/* rxvt_change_font() - Switch to a new font */ 819 {
647/* 820 resize_all_windows (0, 0, 0);
648 * init = 1 - initialize 821 scr_remap_chars ();
649 * 822 scr_touch (true);
650 * fontname == FONT_UP - switch to bigger font 823 }
651 * fontname == FONT_DN - switch to smaller font
652 */
653/* EXTPROTO */
654void
655rxvt_change_font(pR_ int init, const char *fontname)
656{
657}
658 824
659/* INTPROTO */ 825 return true;
826}
827
660void 828void
661rxvt_font_up_down(pR_ int n, int direction) 829rxvt_term::set_string_property (Atom prop, const char *str, int len)
662{ 830{
831 XChangeProperty (dpy, parent,
832 prop, XA_STRING, 8, PropModeReplace,
833 (const unsigned char *)str, len >= 0 ? len : strlen (str));
834}
835
836void
837rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
838{
839 XTextProperty ct;
840
841 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
842 {
843 XSetTextProperty (dpy, parent, &ct, prop);
844 XFree (ct.value);
845 }
846}
847
848void
849rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
850{
851 wchar_t *ws = rxvt_mbstowcs (str, len);
852 char *s = rxvt_wcstoutf8 (ws);
853
854 XChangeProperty (dpy, parent,
855 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
856 (const unsigned char *)s, strlen (s));
857
858 free (s);
859 free (ws);
663} 860}
664 861
665/*----------------------------------------------------------------------*/ 862/*----------------------------------------------------------------------*/
666/*----------------------------------------------------------------------*/ 863/*----------------------------------------------------------------------*/
667/* xterm sequences - title, iconName, color (exptl) */ 864/* xterm sequences - title, iconName, color (exptl) */
668/* EXTPROTO */
669void 865void
670rxvt_set_title(pR_ const char *str) 866rxvt_term::set_title (const char *str)
671{ 867{
672#ifndef SMART_WINDOW_TITLE 868 set_mbstring_property (XA_WM_NAME, str);
673 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 869#if ENABLE_EWMH
674#else 870 set_utf8_property (xa[XA_NET_WM_NAME], str);
675 char *name;
676
677 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678 name = NULL;
679 if (name == NULL || STRCMP(name, str))
680 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681 if (name)
682 XFree(name);
683#endif 871#endif
684} 872}
685 873
686/* EXTPROTO */
687void 874void
688rxvt_set_iconName(pR_ const char *str) 875rxvt_term::set_icon_name (const char *str)
689{ 876{
690#ifndef SMART_WINDOW_TITLE 877 set_mbstring_property (XA_WM_ICON_NAME, str);
691 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 878#if ENABLE_EWMH
692#else 879 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
693 char *name;
694
695 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696 name = NULL;
697 if (name == NULL || STRCMP(name, str))
698 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699 if (name)
700 XFree(name);
701#endif 880#endif
702} 881}
703 882
883void
884rxvt_term::set_window_color (int idx, const char *color)
885{
704#ifdef XTERM_COLOR_CHANGE 886#ifdef XTERM_COLOR_CHANGE
705/* EXTPROTO */
706void
707rxvt_set_window_color(pR_ int idx, const char *color)
708{
709 rxvt_color xcol; 887 rxvt_color xcol;
710 int i;
711 888
712 if (color == NULL || *color == '\0') 889 if (color == NULL || *color == '\0')
713 return; 890 return;
714 891
892 color = strdup (color);
893 allocated.push_back ((void *)color);
894 rs[Rs_color + idx] = color;
895
715/* handle color aliases */ 896 /* handle color aliases */
716 if (isdigit(*color)) { 897 if (isdigit (*color))
898 {
717 i = atoi(color); 899 int i = atoi (color);
718 if (i >= 8 && i <= 15) { /* bright colors */ 900
719 i -= 8; 901 if (i >= 8 && i <= 15)
720# ifndef NO_BRIGHTCOLOR 902 {
721 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 903 /* bright colors */
722 SET_PIXCOLOR(R, idx); 904 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
723 goto Done; 905 goto done;
724# endif
725 } 906 }
726 if (i >= 0 && i <= 7) { /* normal colors */ 907
727 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 908 if (i >= 0 && i <= 7)
728 SET_PIXCOLOR(R, idx); 909 {
910 /* normal colors */
911 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
729 goto Done; 912 goto done;
730 } 913 }
731 } 914 }
732 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733 return;
734/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735 915
736/* 916 set_color (xcol, color);
917
918 /*
737 * FIXME: should free colors here, but no idea how to do it so instead, 919 * FIXME: should free colors here, but no idea how to do it so instead,
738 * so just keep gobbling up the colormap 920 * so just keep gobbling up the colormap
739 */ 921 */
740# if 0
741 for (i = Color_Black; i <= Color_White; i++)
742 if (R->PixColors[idx] == R->PixColors[i])
743 break;
744 if (i > Color_White) {
745 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747 DisplayPlanes(R->Xdisplay, Xscreen));
748 }
749# endif
750 922
751 R->PixColors[idx] = xcol; 923 pix_colors_focused[idx] = xcol;
752 SET_PIXCOLOR(R, idx);
753 924
754/* XSetWindowAttributes attr; */ 925done:
755/* Cursor cursor; */
756 Done:
757 if (idx == Color_bg && !(R->Options & Opt_transparent))
758 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759 R->PixColors[Color_bg]);
760
761/* handle Color_BD, scrollbar background, etc. */ 926 /*TODO: handle Color_BD, scrollbar background, etc. */
762 927
763 rxvt_set_colorfgbg(aR); 928 update_fade_color (idx);
764 rxvt_recolour_cursor(aR); 929 recolour_cursor ();
765/* the only reasonable way to enforce a clean update */ 930 scr_recolour ();
766 rxvt_scr_poweron(aR); 931#endif /* XTERM_COLOR_CHANGE */
767} 932}
768 933
769#else
770# define rxvt_set_window_color(aR_ idx,color) ((void)0)
771#endif /* XTERM_COLOR_CHANGE */
772
773/* EXTPROTO */
774void 934void
775rxvt_recolour_cursor(pR) 935rxvt_term::recolour_cursor ()
776{ 936{
777 rxvt_color xcol[2]; 937 XColor fg, bg;
778 938
779#if TODO 939 (ISSET_PIXCOLOR (Color_pointer_fg)
780 xcol[0] = R->PixColors[Color_pointer]; 940 ? pix_colors_focused[Color_pointer_fg]
781 xcol[1] = R->PixColors[Color_bg]; 941 : pix_colors_focused[Color_fg]).get (fg);
782 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 942
783 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 943 (ISSET_PIXCOLOR (Color_pointer_bg)
784#endif 944 ? pix_colors_focused[Color_pointer_bg]
945 : pix_colors_focused[Color_bg]).get (bg);
946
947 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
785} 948}
786 949
787/*----------------------------------------------------------------------*/ 950/*----------------------------------------------------------------------*/
788/* 951/*
789 * find if fg/bg matches any of the normal (low-intensity) colors 952 * find if fg/bg matches any of the normal (low-intensity) colors
790 */ 953 */
791/* INTPROTO */
792void 954void
793rxvt_set_colorfgbg(pR) 955rxvt_term::set_colorfgbg ()
794{ 956{
795 unsigned int i; 957 unsigned int i;
796 const char *xpmb = "\0"; 958 const char *xpmb = "";
797 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 959 char fstr[] = "default";
960 char bstr[] = "default";
798 961
799 R->env_colorfgbg =
800 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
801 STRCPY(fstr, "default");
802 STRCPY(bstr, "default");
803 for (i = Color_Black; i <= Color_White; i++) 962 for (i = Color_Black; i <= Color_White; i++)
804 if (R->PixColors[Color_fg] == R->PixColors[i]) { 963 if (pix_colors[Color_fg] == pix_colors[i])
964 {
805 sprintf(fstr, "%d", (i - Color_Black)); 965 sprintf (fstr, "%d", i - Color_Black);
806 break; 966 break;
807 } 967 }
968
808 for (i = Color_Black; i <= Color_White; i++) 969 for (i = Color_Black; i <= Color_White; i++)
809 if (R->PixColors[Color_bg] == R->PixColors[i]) { 970 if (pix_colors[Color_bg] == pix_colors[i])
971 {
810 sprintf(bstr, "%d", (i - Color_Black)); 972 sprintf (bstr, "%d", i - Color_Black);
811#ifdef XPM_BACKGROUND 973#ifdef BG_IMAGE_FROM_FILE
812 xpmb = "default;"; 974 xpmb = "default;";
813#endif 975#endif
814 break; 976 break;
815 } 977 }
978
816 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 979 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817 putenv(R->env_colorfgbg);
818
819#ifndef NO_BRIGHTCOLOR
820 R->colorfgbg = DEFAULT_RSTYLE;
821 for (i = minCOLOR; i <= maxCOLOR; i++) {
822 if (R->PixColors[Color_fg] == R->PixColors[i])
823 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824 if (R->PixColors[Color_bg] == R->PixColors[i])
825 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826 }
827#endif
828} 980}
829 981
830/*----------------------------------------------------------------------*/ 982/*----------------------------------------------------------------------*/
831/*
832 * Colour determination for low colour displays, routine from
833 * Hans de Goede <hans@highrise.nl>
834 */
835 983
836/* EXTPROTO */ 984bool
837int 985rxvt_term::set_color (rxvt_color &color, const char *name)
838rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
839{ 986{
840 screen_in_out->set(aR_ colour); 987 if (color.set (this, name))
841
842 if (!screen_in_out->set(aR_ colour)) {
843 rxvt_print_error("can't allocate colour: %s", colour);
844 return false;
845 }
846
847 return true; 988 return true;
989
990 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
991 return false;
992}
993
994void
995rxvt_term::alias_color (int dst, int src)
996{
997 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
848} 998}
849 999
850/* -------------------------------------------------------------------- * 1000/* -------------------------------------------------------------------- *
851 * - WINDOW RESIZING - * 1001 * - WINDOW RESIZING - *
852 * -------------------------------------------------------------------- */ 1002 * -------------------------------------------------------------------- */
853/* EXTPROTO */
854void 1003void
855rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1004rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856 int ignoreparent)
857{ 1005{
858 int fix_screen; 1006 int fix_screen;
1007 int old_width = szHint.width;
1008 int old_height = szHint.height;
859 1009
1010 window_calc (newwidth, newheight);
1011
1012 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1013
1014 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1015 if (set_hint)
1016 {
1017 szHint.flags &= ~(PBaseSize | PResizeInc);
1018 XSetWMNormalHints (dpy, parent, &szHint);
1019 szHint.flags |= PBaseSize | PResizeInc;
1020 }
1021
1022 if (!ignoreparent)
1023 {
860#ifdef SMART_RESIZE 1024#ifdef SMART_RESIZE
861 int old_width = R->szHint.width, old_height = R->szHint.height; 1025 /*
862#endif
863
864 rxvt_window_calc(aR_ width, height);
865 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866 if (!ignoreparent) {
867#ifdef SMART_RESIZE
868/*
869 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1026 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870 * reposition window on resize depending on placement on screen 1027 * reposition window on resize depending on placement on screen
871 */ 1028 */
872 int x, y, x1, y1; 1029 int x, y, x1, y1;
873 int dx, dy; 1030 int dx, dy;
874 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1031 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875 Window unused_cr; 1032 Window unused_cr;
876 1033
877 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1034 XTranslateCoordinates (dpy, parent, display->root,
878 0, 0, &x, &y, &unused_cr); 1035 0, 0, &x, &y, &unused_cr);
879 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1036 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
880 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1037 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
881 /* 1038 /*
882 * if Xroot isn't the parent window, a WM will probably have offset 1039 * if display->root isn't the parent window, a WM will probably have offset
883 * our position for handles and decorations. Counter it 1040 * our position for handles and decorations. Counter it
884 */ 1041 */
885 if (x1 != x || y1 != y) { 1042 if (x1 != x || y1 != y)
1043 {
886 x -= x1; 1044 x -= x1;
887 y -= y1; 1045 y -= y1;
888 } 1046 }
889 1047
890 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1048 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
891 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1049 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
892 dx = old_width - R->szHint.width; 1050 dx = old_width - szHint.width;
893 dy = old_height - R->szHint.height; 1051 dy = old_height - szHint.height;
894 1052
895 /* Check position of the center of the window */ 1053 /* Check position of the center of the window */
896 if (x < x1) /* left half */ 1054 if (x < x1) /* left half */
897 dx = 0; 1055 dx = 0;
898 else if (x == x1) /* exact center */ 1056 else if (x == x1) /* exact center */
899 dx /= 2; 1057 dx /= 2;
900 if (y < y1) /* top half */ 1058 if (y < y1) /* top half */
901 dy = 0; 1059 dy = 0;
902 else if (y == y1) /* exact center */ 1060 else if (y == y1) /* exact center */
903 dy /= 2; 1061 dy /= 2;
904 1062
905 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1063 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
906 R->szHint.width, R->szHint.height); 1064 szHint.width, szHint.height);
907#else 1065#else
908 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1066 XResizeWindow (dpy, parent, szHint.width, szHint.height);
909 R->szHint.height);
910#endif 1067#endif
911 } 1068 }
912 1069
913 fix_screen = (R->TermWin.ncol != R->prev_ncol 1070 if (set_hint)
914 || R->TermWin.nrow != R->prev_nrow); 1071 XSetWMNormalHints (dpy, parent, &szHint);
1072
1073 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1074
915 if (fix_screen || width != R->old_width || height != R->old_height) { 1075 if (fix_screen || newwidth != old_width || newheight != old_height)
916 if (scrollbar_visible(R)) {
917 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
918 0, scrollbar_TotalWidth(), R->szHint.height);
919 rxvt_Resize_scrollBar(aR);
920 }
921 if (menubar_visible(R))
922 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
923 0, TermWin_TotalWidth(), menuBar_TotalHeight());
924 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925 R->window_vt_y, TermWin_TotalWidth(),
926 TermWin_TotalHeight());
927#ifdef RXVT_GRAPHICS
928 if (R->old_height)
929 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930 R->old_height - R->szHint.base_height);
931#endif
932 rxvt_scr_clear(aR);
933#ifdef XPM_BACKGROUND
934 rxvt_resize_pixmap(aR);
935#endif
936 } 1076 {
1077 if (scrollBar.state)
1078 scrollBar.resize ();
937 1079
1080 XMoveResizeWindow (dpy, vt,
1081 window_vt_x, window_vt_y,
1082 width, height);
1083
1084#ifdef HAVE_BG_PIXMAP
1085 if (bg_window_size_sensitive ())
1086 update_background ();
1087#endif
1088 }
1089
938 if (fix_screen || R->old_height == 0) { 1090 if (fix_screen || old_height == 0)
939 int curr_screen = -1;
940 uint16_t old_ncol = R->prev_ncol;
941
942 /* scr_reset only works on the primary screen */
943 if (R->old_height) /* this is not the first time through */
944 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
945
946 R->scr_reset(); 1091 scr_reset ();
947
948 if (curr_screen >= 0) { /* this is not the first time through */
949 rxvt_scr_change_screen(aR_ curr_screen);
950 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
951 }
952 }
953
954 R->old_width = R->szHint.width;
955 R->old_height = R->szHint.height;
956 1092
957#ifdef USE_XIM 1093#ifdef USE_XIM
958 rxvt_IMSetStatusPosition(aR); 1094 im_set_position ();
959#endif 1095#endif
960} 1096}
961 1097
962/* 1098/*
963 * Set the width/height of the vt window in characters. Units are pixels. 1099 * Set the width/height of the vt window in characters. Units are pixels.
964 * good for toggling 80/132 columns 1100 * good for toggling 80/132 columns
965 */ 1101 */
966/* EXTPROTO */
967void 1102void
968rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1103rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
969{ 1104{
970 XWindowAttributes wattr; 1105 XWindowAttributes wattr;
971 1106
972 if (width == 0 || height == 0) { 1107 if (newwidth == 0 || newheight == 0)
1108 {
973 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1109 XGetWindowAttributes (dpy, display->root, &wattr);
1110
974 if (width == 0) 1111 if (newwidth == 0)
975 width = wattr.width - R->szHint.base_width; 1112 newwidth = wattr.width - szHint.base_width;
976 if (height == 0) 1113 if (newheight == 0)
977 height = wattr.height - R->szHint.base_height; 1114 newheight = wattr.height - szHint.base_height;
1115 }
1116
1117 if (newwidth != width || newheight != height)
978 } 1118 {
979 if (width != R->TermWin.width || height != R->TermWin.height) {
980 width += R->szHint.base_width; 1119 newwidth += szHint.base_width;
981 height += R->szHint.base_height; 1120 newheight += szHint.base_height;
982 rxvt_resize_all_windows(aR_ width, height, 0); 1121 resize_all_windows (newwidth, newheight, 0);
983 } 1122 }
984} 1123}
985 1124
986/* -------------------------------------------------------------------- * 1125/* -------------------------------------------------------------------- *
987 * - X INPUT METHOD ROUTINES - * 1126 * - X INPUT METHOD ROUTINES - *
988 * -------------------------------------------------------------------- */ 1127 * -------------------------------------------------------------------- */
989#ifdef USE_XIM 1128#ifdef USE_XIM
990/* INTPROTO */
991void
992rxvt_setSize(pR_ XRectangle * size)
993{
994 size->x = R->TermWin.int_bwidth;
995 size->y = R->TermWin.int_bwidth;
996 size->width = Width2Pixel(R->TermWin.ncol);
997 size->height = Height2Pixel(R->TermWin.nrow);
998}
999 1129
1000/* INTPROTO */
1001void 1130void
1002rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1131rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1003{ 1132{
1004 *fg = R->PixColors[Color_fg]; 1133 fg = pix_colors [Color_fg];
1005 *bg = R->PixColors[Color_bg]; 1134 bg = pix_colors [Color_bg];
1135}
1136
1137void
1138rxvt_term::im_set_size (XRectangle &size)
1139{
1140 // the int_bwidth terms make no sense to me
1141 size.x = int_bwidth;
1142 size.y = int_bwidth;
1143 size.width = Width2Pixel (ncol) + int_bwidth;
1144 size.height = Height2Pixel (nrow) + int_bwidth;
1145}
1146
1147void
1148rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1149 XRectangle &status_rect,
1150 const XRectangle &needed_rect)
1151{
1152 preedit_rect.x = needed_rect.width;
1153 preedit_rect.y = 0;
1154 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1155 preedit_rect.height = fheight;
1156
1157 status_rect.x = 0;
1158 status_rect.y = 0;
1159 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1160 status_rect.height = fheight;
1006} 1161}
1007 1162
1008/* Checking whether input method is running. */ 1163/* Checking whether input method is running. */
1009/* INTPROTO */
1010Bool 1164bool
1011rxvt_IMisRunning(pR) 1165rxvt_term::im_is_running ()
1012{ 1166{
1013 char *p; 1167 Atom atom;
1014 Atom atom; 1168 Window win;
1015 Window win;
1016 char server[IMBUFSIZ]; 1169 char server[IMBUFSIZ];
1017 1170
1018/* get current locale modifier */ 1171 /* get current locale modifier */
1019 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1172 if (char *p = XSetLocaleModifiers (0))
1173 {
1020 STRCPY(server, "@server="); 1174 strcpy (server, "@server=");
1021 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1175 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1176
1022 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1177 if (p = strchr (server + 1, '@')) /* first one only */
1023 *p = '\0'; 1178 *p = '\0';
1024 1179
1025 atom = XInternAtom(R->Xdisplay, server, False); 1180 atom = XInternAtom (dpy, server, False);
1026 win = XGetSelectionOwner(R->Xdisplay, atom); 1181 win = XGetSelectionOwner (dpy, atom);
1182
1027 if (win != None) 1183 if (win != None)
1028 return True; 1184 return true;
1029 } 1185 }
1186
1030 return False; 1187 return false;
1031} 1188}
1032 1189
1033/* EXTPROTO */
1034void 1190void
1035rxvt_IMSendSpot(pR) 1191rxvt_term::im_send_spot ()
1036{ 1192{
1037 XPoint spot; 1193 XPoint nspot;
1038 XVaNestedList preedit_attr; 1194 XVaNestedList preedit_attr;
1039 1195
1040 if (R->Input_Context == NULL 1196 if (!Input_Context
1041 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1197 || !focus
1042 || !(R->event_type == KeyPress 1198 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1043 || R->event_type == Expose
1044 || R->event_type == NoExpose
1045 || R->event_type == SelectionNotify
1046 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1047 || !rxvt_IMisRunning(aR))
1048 return; 1199 return;
1049 1200
1050 rxvt_setPosition(aR_ & spot); 1201 im_set_position (nspot);
1051 1202
1203 if (nspot.x == spot.x && nspot.y == spot.y)
1204 return;
1205
1206 spot = nspot;
1207
1052 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1208 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1053 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1209 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1054 XFree(preedit_attr); 1210 XFree (preedit_attr);
1055} 1211}
1056 1212
1057/* EXTPROTO */
1058void 1213void
1059rxvt_setTermFontSet(pR_ int idx) 1214rxvt_term::im_destroy ()
1060{ 1215{
1061 char *string; 1216 if (input_method)
1062 long length; 1217 {
1063 int success = 0; 1218 if (Input_Context && input_method->xim)
1219 XDestroyIC (Input_Context);
1064 1220
1065 if (idx < 0 || idx >= MAX_NFONTS) 1221 display->put_xim (input_method);
1066 return; 1222 input_method = 0;
1067} 1223 }
1068 1224
1069/* INTPROTO */
1070void
1071rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1072 XRectangle * needed_rect)
1073{
1074 int mbh, vtx = 0;
1075
1076 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1077 vtx = scrollbar_TotalWidth();
1078 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1079 mbh -= R->TermWin.lineSpace;
1080
1081 preedit_rect->x = needed_rect->width + vtx;
1082 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1083
1084 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1085 + vtx;
1086 preedit_rect->height = Height2Pixel(1);
1087
1088 status_rect->x = vtx;
1089 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1090
1091 status_rect->width = needed_rect->width ? needed_rect->width
1092 : Width2Pixel(R->TermWin.ncol + 1);
1093 status_rect->height = Height2Pixel(1);
1094}
1095
1096/* ARGSUSED */
1097/* INTPROTO */
1098void
1099rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1100 __attribute__ ((unused)), XPointer call_data
1101 __attribute__ ((unused)))
1102{
1103 dR;
1104
1105 R->Input_Context = NULL; 1225 Input_Context = 0;
1106/* To avoid Segmentation Fault in C locale: Solaris only? */
1107 if (STRCMP(R->locale, "C"))
1108 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1109 rxvt_IMInstantiateCallback, NULL);
1110} 1226}
1227
1228#ifdef ENABLE_XIM_ONTHESPOT
1229
1230static void
1231xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1232{
1233 ((rxvt_term *)client_data)->make_current ();
1234 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1235}
1236
1237static void
1238xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1239{
1240 ((rxvt_term *)client_data)->make_current ();
1241 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1242}
1243
1244static void
1245xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1246{
1247 rxvt_term *term = (rxvt_term *)client_data;
1248 XIMText *text = call_data->text;
1249
1250 term->make_current ();
1251
1252 if (text)
1253 {
1254 wchar_t *str;
1255
1256 if (!text->encoding_is_wchar && text->string.multi_byte)
1257 {
1258 // of course, X makes it ugly again
1259 if (term->rs[Rs_imLocale])
1260 SET_LOCALE (term->rs[Rs_imLocale]);
1261
1262 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1263 mbstowcs (str, text->string.multi_byte, text->length + 1);
1264
1265 if (term->rs[Rs_imLocale])
1266 SET_LOCALE (term->locale);
1267 }
1268 else
1269 str = text->string.wide_char;
1270
1271 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1272 DT_INT, call_data->caret,
1273 DT_INT, call_data->chg_first,
1274 DT_INT, call_data->chg_length,
1275 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1276 DT_WCS_LEN, str, str ? (int)text->length : 0,
1277 DT_END));
1278 }
1279 else
1280 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1281 DT_INT, call_data->caret,
1282 DT_INT, call_data->chg_first,
1283 DT_INT, call_data->chg_length,
1284 DT_END));
1285}
1286
1287#if 0
1288static void
1289xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1290{
1291 ((rxvt_term *)client_data)->make_current ();
1292 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1293 DT_INT, call_data->position,
1294 DT_INT, call_data->direction,
1295 DT_INT, call_data->style,
1296 DT_END));
1297}
1298#endif
1299
1300#endif
1111 1301
1112/* 1302/*
1113 * X manual pages and include files don't match on some systems: 1303 * Try to open a XIM with the current modifiers, then see if we can
1114 * some think this is an XIDProc and others an XIMProc so we can't 1304 * open a suitable preedit type
1115 * use the first argument - need to update this to be nice for
1116 * both types via some sort of configure detection
1117 */ 1305 */
1118/* ARGSUSED */ 1306bool
1119/* EXTPROTO */ 1307rxvt_term::im_get_ic (const char *modifiers)
1120void
1121rxvt_IMInstantiateCallback(Display * unused
1122 __attribute__ ((unused)), XPointer client_data
1123 __attribute__ ((unused)), XPointer call_data
1124 __attribute__ ((unused)))
1125{ 1308{
1126 dR; 1309 int i, j, found;
1127 int i, found, had_im; 1310 XIM xim;
1311 XPoint spot;
1312 XRectangle rect, status_rect, needed_rect;
1313 unsigned long fg, bg;
1314 const char *p;
1315 char **s;
1316 XIMStyles *xim_styles;
1317
1318 set_environ (envv);
1319
1320 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1321 return false;
1322
1323 input_method = display->get_xim (locale, modifiers);
1324 if (input_method == NULL)
1325 return false;
1326
1327 xim = input_method->xim;
1328 spot.x = spot.y = -1;
1329
1330 xim_styles = NULL;
1331 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1332 || !xim_styles || !xim_styles->count_styles)
1333 {
1334 im_destroy ();
1335 return false;
1336 }
1337
1338 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1339
1340 for (int pi = 0; pi < 2; pi++)
1341 {
1342 p = pet[pi];
1343
1344 if (!p)
1345 continue;
1346
1347 s = rxvt_strsplit (',', p);
1348
1349 for (i = found = 0; !found && s[i]; i++)
1350 {
1351 if (!strcmp (s[i], "OverTheSpot"))
1352 input_style = XIMPreeditPosition | XIMStatusNothing;
1353 else if (!strcmp (s[i], "OffTheSpot"))
1354 input_style = XIMPreeditArea | XIMStatusArea;
1355 else if (!strcmp (s[i], "Root"))
1356 input_style = XIMPreeditNothing | XIMStatusNothing;
1357 else if (!strcmp (s[i], "None"))
1358 input_style = XIMPreeditNone | XIMStatusNone;
1359#ifdef ENABLE_XIM_ONTHESPOT
1360 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1361 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1362#endif
1363 else
1364 input_style = XIMPreeditNothing | XIMStatusNothing;
1365
1366 for (j = 0; j < xim_styles->count_styles; j++)
1367 if (input_style == xim_styles->supported_styles[j])
1368 {
1369 rxvt_free_strsplit (s);
1370
1371 found = 1;
1372 goto foundpet;
1373 }
1374
1375 }
1376
1377 rxvt_free_strsplit (s);
1378 }
1379
1380foundpet:
1381
1382 XFree (xim_styles);
1383
1384 if (!found)
1385 {
1386 im_destroy ();
1387 return false;
1388 }
1389
1390 XFontSet fs = 0;
1391 XVaNestedList preedit_attr = 0, status_attr = 0;
1392
1393 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1394 {
1395 // fake us a font-set, please
1396 char **missing_charset_list;
1397 int missing_charset_count;
1398 char *def_string;
1399 char pat[512];
1400
1401 sprintf (pat,
1402 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1403 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1404 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1405 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1406 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1407 "*",
1408 fheight,
1409 fheight + 1, fheight - 1,
1410 fheight - 2, fheight + 2);
1411
1412 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1413 &missing_charset_list, &missing_charset_count, &def_string);
1414
1415 if (missing_charset_list)
1416 XFreeStringList (missing_charset_list);
1417
1418 if (!fs)
1419 {
1420 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1421 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1422 }
1423 }
1424
1425 if (input_style & XIMPreeditPosition)
1426 {
1427 im_set_size (rect);
1428 im_set_position (spot);
1429 im_set_color (fg, bg);
1430
1431 preedit_attr = XVaCreateNestedList (0,
1432 XNForeground, fg,
1433 XNBackground, bg,
1434 XNArea, &rect,
1435 XNSpotLocation, &spot,
1436 XNFontSet, fs,
1437 NULL);
1438 }
1439 else if (input_style & XIMPreeditArea)
1440 {
1441 im_set_color (fg, bg);
1442
1443 /*
1444 * The necessary width of preedit area is unknown
1445 * until create input context.
1446 */
1447 needed_rect.width = 0;
1448 im_set_preedit_area (rect, status_rect, needed_rect);
1449
1450 preedit_attr = XVaCreateNestedList (0,
1451 XNForeground, fg,
1452 XNBackground, bg,
1453 XNArea, &rect,
1454 XNFontSet, fs,
1455 NULL);
1456 status_attr = XVaCreateNestedList (0,
1457 XNForeground, fg,
1458 XNBackground, bg,
1459 XNArea, &status_rect,
1460 XNFontSet, fs,
1461 NULL);
1462 }
1463#if ENABLE_XIM_ONTHESPOT
1464 else if (input_style & XIMPreeditCallbacks)
1465 {
1466 XIMCallback xcb[4];
1467
1468 im_set_position (spot);
1469
1470 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1471 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1472 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1473# if 0
1474 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1475# endif
1476
1477 preedit_attr = XVaCreateNestedList (0,
1478 XNSpotLocation, &spot,
1479 XNPreeditStartCallback, &xcb[0],
1480 XNPreeditDoneCallback , &xcb[1],
1481 XNPreeditDrawCallback , &xcb[2],
1482# if 0
1483 XNPreeditCaretCallback, &xcb[3],
1484# endif
1485 NULL);
1486 }
1487#endif
1488
1489 Input_Context = XCreateIC (xim,
1490 XNInputStyle, input_style,
1491 XNClientWindow, vt,
1492 XNFocusWindow, parent,
1493 preedit_attr ? XNPreeditAttributes : NULL,
1494 preedit_attr,
1495 status_attr ? XNStatusAttributes : NULL,
1496 status_attr, NULL);
1497
1498 if (preedit_attr) XFree (preedit_attr);
1499 if (status_attr) XFree (status_attr);
1500 if (fs) XFreeFontSet (dpy, fs);
1501
1502 if (Input_Context == NULL)
1503 {
1504 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1505 im_destroy ();
1506 return false;
1507 }
1508
1509#if 0
1510 // unfortunately, only the focus window is used by XIM, hard to fix
1511 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1512 vt_select_input ();
1513#endif
1514
1515 im_set_position ();
1516
1517 return true;
1518}
1519
1520void
1521rxvt_term::im_cb ()
1522{
1523 int i;
1128 const char *p; 1524 const char *p;
1129 char **s; 1525 char **s;
1130 char buf[IMBUFSIZ]; 1526 char buf[IMBUFSIZ];
1131 1527
1132 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1528 make_current ();
1529
1530 im_destroy ();
1531
1133 if (R->Input_Context) 1532 if (Input_Context)
1134 return; 1533 return;
1135 1534
1535#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1536 if (rs[Rs_imLocale])
1537 SET_LOCALE (rs[Rs_imLocale]);
1538#endif
1539
1136 p = R->rs[Rs_inputMethod]; 1540 p = rs[Rs_inputMethod];
1137 if (p && *p) 1541 if (p && *p)
1138 { 1542 {
1139 bool found = false; 1543 bool found = false;
1140 1544
1141 s = rxvt_splitcommastring (p); 1545 s = rxvt_strsplit (',', p);
1546
1142 for (i = 0; s[i]; i++) 1547 for (i = 0; s[i]; i++)
1143 { 1548 {
1144 if (*s[i]) 1549 if (*s[i])
1145 { 1550 {
1146 STRCPY (buf, "@im="); 1551 strcpy (buf, "@im=");
1147 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1552 strncat (buf, s[i], IMBUFSIZ - 5);
1148 if ((p = XSetLocaleModifiers (buf)) && *p 1553 if (im_get_ic (buf))
1149 && rxvt_IM_get_IC (aR))
1150 { 1554 {
1151 found = true; 1555 found = true;
1152 break; 1556 break;
1153 } 1557 }
1154 } 1558 }
1155 } 1559 }
1156 for (i = 0; s[i]; i++) 1560
1157 free(s[i]); 1561 rxvt_free_strsplit (s);
1158 free(s);
1159 1562
1160 if (found) 1563 if (found)
1161 return; 1564 goto done;
1162 } 1565 }
1163 1566
1164/* try with XMODIFIERS env. var. */ 1567 /* try with XMODIFIERS env. var. */
1165 if ((p = XSetLocaleModifiers ("")) && *p 1568 if (im_get_ic (""))
1166 && rxvt_IM_get_IC (aR)) 1569 goto done;
1570
1571 /* try with no modifiers base IF the user didn't specify an IM */
1572 if (im_get_ic ("@im=none"))
1573 goto done;
1574
1575done:
1576#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1577 if (rs[Rs_imLocale])
1578 SET_LOCALE (locale);
1579#endif
1580}
1581
1582void
1583rxvt_term::im_set_position ()
1584{
1585 XRectangle preedit_rect, status_rect, *needed_rect;
1586 XVaNestedList preedit_attr, status_attr;
1587
1588 if (!Input_Context
1589 || !focus
1590 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1591 || !im_is_running ())
1167 return; 1592 return;
1168 1593
1169/* try with no modifiers base IF the user didn't specify an IM */ 1594 if (input_style & XIMPreeditPosition)
1170 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1595 {
1171 && rxvt_IM_get_IC (aR) == True) 1596 im_set_size (preedit_rect);
1597 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1598
1599 XSetICValues (Input_Context,
1600 XNPreeditAttributes, preedit_attr, NULL);
1601 }
1602 else
1603 {
1604 /* Getting the necessary width of preedit area */
1605 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1606 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1607 XFree (status_attr);
1608
1609 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1610 XFree (needed_rect);
1611
1612 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1613 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1614
1615 XSetICValues (Input_Context,
1616 XNPreeditAttributes, preedit_attr,
1617 XNStatusAttributes, status_attr,
1618 NULL);
1619
1620 XFree (status_attr);
1621 }
1622
1623 XFree (preedit_attr);
1624}
1625#endif /* USE_XIM */
1626
1627void
1628rxvt_term::get_window_origin (int &x, int &y)
1629{
1630 Window cr;
1631 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1632}
1633
1634Pixmap
1635rxvt_term::get_pixmap_property (Atom property)
1636{
1637 Pixmap pixmap = None;
1638
1639 int aformat;
1640 unsigned long nitems, bytes_after;
1641 Atom atype;
1642 unsigned char *prop;
1643 int result = XGetWindowProperty (dpy, display->root, property,
1644 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1645 &nitems, &bytes_after, &prop);
1646 if (result == Success)
1647 {
1648 if (atype == XA_PIXMAP)
1649 pixmap = *(Pixmap *)prop;
1650 XFree (prop);
1651 }
1652
1653 return pixmap;
1654}
1655
1656#ifdef HAVE_BG_PIXMAP
1657
1658void
1659rxvt_term::update_background ()
1660{
1661 if (update_background_ev.is_active ())
1172 return; 1662 return;
1173}
1174 1663
1175/* 1664 bg_invalidate ();
1176 * Try to open a XIM with the current modifiers, then see if we can
1177 * open a suitable preedit type
1178 */
1179/* INTPROTO */
1180Bool
1181rxvt_IM_get_IC(pR)
1182{
1183 int i, j, found;
1184 XIM xim;
1185 XPoint spot;
1186 XRectangle rect, status_rect, needed_rect;
1187 unsigned long fg, bg;
1188 const char *p;
1189 char **s;
1190 XIMStyles *xim_styles;
1191 XVaNestedList preedit_attr, status_attr;
1192 XIMCallback ximcallback;
1193 1665
1194 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1666 if (!mapped)
1195 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1196 if (xim == NULL)
1197 return False;
1198
1199 xim_styles = NULL;
1200 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1201 || !xim_styles || !xim_styles->count_styles) {
1202 XCloseIM(xim);
1203 return False;
1204 }
1205
1206 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1207 : "OverTheSpot,OffTheSpot,Root";
1208 s = rxvt_splitcommastring(p);
1209 for (i = found = 0; !found && s[i]; i++) {
1210 if (!STRCMP(s[i], "OverTheSpot"))
1211 R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1212 else if (!STRCMP(s[i], "OffTheSpot"))
1213 R->input_style = (XIMPreeditArea | XIMStatusArea);
1214 else if (!STRCMP(s[i], "Root"))
1215 R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1216
1217 for (j = 0; j < xim_styles->count_styles; j++)
1218 if (R->input_style == xim_styles->supported_styles[j]) {
1219 found = 1;
1220 break;
1221 }
1222 }
1223 for (i = 0; s[i]; i++)
1224 free(s[i]);
1225 free(s);
1226 XFree(xim_styles);
1227
1228 if (!found) {
1229 XCloseIM(xim);
1230 return False;
1231 }
1232
1233 ximcallback.callback = rxvt_IMDestroyCallback;
1234
1235/* XXX: not sure why we need this (as well as IC one below) */
1236 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1237
1238 preedit_attr = status_attr = NULL;
1239
1240 if (R->input_style & XIMPreeditPosition) {
1241 rxvt_setSize(aR_ & rect);
1242 rxvt_setPosition(aR_ & spot);
1243 rxvt_setColor(aR_ & fg, &bg);
1244
1245 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1246 XNSpotLocation, &spot,
1247 XNForeground, fg, XNBackground, bg,
1248 //XNFontSet, R->TermWin.fontset,
1249 NULL);
1250 } else if (R->input_style & XIMPreeditArea) {
1251 rxvt_setColor(aR_ & fg, &bg);
1252
1253 /*
1254 * The necessary width of preedit area is unknown
1255 * until create input context.
1256 */
1257 needed_rect.width = 0;
1258
1259 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1260
1261 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1262 XNForeground, fg, XNBackground, bg,
1263 //XNFontSet, R->TermWin.fontset,
1264 NULL);
1265 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1266 XNForeground, fg, XNBackground, bg,
1267 //XNFontSet, R->TermWin.fontset,
1268 NULL);
1269 }
1270 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1271 XNClientWindow, R->TermWin.parent[0],
1272 XNFocusWindow, R->TermWin.parent[0],
1273 XNDestroyCallback, &ximcallback,
1274 preedit_attr ? XNPreeditAttributes : NULL,
1275 preedit_attr,
1276 status_attr ? XNStatusAttributes : NULL,
1277 status_attr, NULL);
1278 if (preedit_attr)
1279 XFree(preedit_attr);
1280 if (status_attr)
1281 XFree(status_attr);
1282 if (R->Input_Context == NULL) {
1283 rxvt_print_error("failed to create input context");
1284 XCloseIM(xim);
1285 return False;
1286 }
1287 if (R->input_style & XIMPreeditArea)
1288 rxvt_IMSetStatusPosition(aR);
1289 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1290 return True;
1291}
1292
1293/* EXTPROTO */
1294void
1295rxvt_IMSetStatusPosition(pR)
1296{
1297 XRectangle preedit_rect, status_rect, *needed_rect;
1298 XVaNestedList preedit_attr, status_attr;
1299
1300 if (R->Input_Context == NULL
1301 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1302 || !rxvt_IMisRunning(aR))
1303 return; 1667 return;
1304 1668
1305/* Getting the necessary width of preedit area */ 1669 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1306 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);
1307 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);
1308 XFree(status_attr);
1309 1670
1310 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1671 if (to_wait <= 0.)
1311 1672 bg_render ();
1312 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1673 else
1313 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1674 update_background_ev.start (to_wait);
1314
1315 XSetICValues(R->Input_Context,
1316 XNPreeditAttributes, preedit_attr,
1317 XNStatusAttributes, status_attr, NULL);
1318
1319 XFree(preedit_attr);
1320 XFree(status_attr);
1321} 1675}
1322#endif /* USE_XIM */
1323 1676
1324/*----------------------------------------------------------------------*/ 1677void
1325rxvt_t rxvt_current_term; 1678rxvt_term::update_background_cb (ev::timer &w, int revents)
1679{
1680 make_current ();
1681
1682 update_background_ev.stop ();
1683 bg_render ();
1684 refresh_check ();
1685}
1686
1687#endif /* HAVE_BG_PIXMAP */
1326 1688
1327/*----------------------- end-of-file (C source) -----------------------*/ 1689/*----------------------- end-of-file (C source) -----------------------*/

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