ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/main.C
Revision: 1.387
Committed: Sun Dec 30 15:38:04 2012 UTC (11 years, 4 months ago) by sf-exg
Content type: text/plain
Branch: MAIN
Changes since 1.386: +0 -5 lines
Log Message:
Move check for mapped status in bg_render.

File Contents

# User Rev Content
1 root 1.224 /*----------------------------------------------------------------------*
2 pcg 1.66 * File: main.C
3 pcg 1.1 *----------------------------------------------------------------------*
4     *
5     * All portions of code are copyright by their respective author/s.
6     * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 pcg 1.3 * - original version
8 pcg 1.1 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 pcg 1.3 * - extensive modifications
10 pcg 1.1 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
11     * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 pcg 1.3 * - extensive modifications
13 pcg 1.1 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14     * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 pcg 1.3 * - extensive modifications
16 root 1.354 * Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17 pcg 1.1 *
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
20     * the Free Software Foundation; either version 2 of the License, or
21     * (at your option) any later version.
22     *
23     * This program is distributed in the hope that it will be useful,
24     * but WITHOUT ANY WARRANTY; without even the implied warranty of
25     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26     * GNU General Public License for more details.
27     *
28     * You should have received a copy of the GNU General Public License
29     * along with this program; if not, write to the Free Software
30     * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31     *---------------------------------------------------------------------*/
32    
33 pcg 1.3 #include "../config.h" /* NECESSARY */
34     #include "rxvt.h" /* NECESSARY */
35 sf-exg 1.332 #include "init.h"
36 root 1.155 #include "keyboard.h"
37     #include "rxvtperl.h"
38 pcg 1.1
39 root 1.151 #include <limits>
40    
41 sf-exg 1.369 #include <assert.h>
42     #include <signal.h>
43     #include <string.h>
44 pcg 1.1
45 ayin 1.278 #include <termios.h>
46 pcg 1.1
47 ayin 1.254 #ifdef HAVE_XSETLOCALE
48     # define X_LOCALE
49     # include <X11/Xlocale.h>
50     #else
51 sf-exg 1.370 # include <locale.h>
52 pcg 1.1 #endif
53    
54 sf-exg 1.332 struct termios rxvt_term::def_tio;
55 pcg 1.65 vector<rxvt_term *> rxvt_term::termlist;
56    
57 root 1.191 // used to tell global functions which terminal instance is "active"
58     rxvt_t rxvt_current_term;
59    
60 root 1.156 static char curlocale[128], savelocale[128];
61 pcg 1.15
62 pcg 1.65 bool
63 root 1.191 rxvt_set_locale (const char *locale) NOTHROW
64 pcg 1.15 {
65 root 1.228 int size = strlen (locale) + 1;
66 root 1.227
67 root 1.228 if (size > sizeof (curlocale))
68 root 1.227 rxvt_fatal ("locale string too long, aborting.\n");
69    
70 root 1.228 if (!locale || !memcmp (locale, curlocale, size))
71 pcg 1.65 return false;
72    
73 root 1.228 memcpy (curlocale, locale, size);
74 pcg 1.65 setlocale (LC_CTYPE, curlocale);
75     return true;
76 pcg 1.15 }
77    
78 root 1.169 void
79 root 1.191 rxvt_push_locale (const char *locale) NOTHROW
80 root 1.156 {
81     strcpy (savelocale, curlocale);
82     rxvt_set_locale (locale);
83     }
84    
85     void
86 root 1.191 rxvt_pop_locale () NOTHROW
87 root 1.156 {
88     rxvt_set_locale (savelocale);
89     }
90    
91 pcg 1.53 #if ENABLE_COMBINING
92 pcg 1.51 class rxvt_composite_vec rxvt_composite;
93    
94 pcg 1.54 text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
95 pcg 1.51 {
96     compose_char *cc;
97 ayin 1.255
98 pcg 1.51 // break compose chains, as stupid readline really likes to duplicate
99 root 1.344 // composing characters for some reason, near the end of a line.
100 pcg 1.51 cc = (*this)[c1];
101     while (cc)
102     {
103     if (cc->c2 == c2) return c1;
104     cc = (*this)[cc->c1];
105     }
106    
107 sf-exg 1.324 // check to see whether this combination already exists otherwise
108 sf-exg 1.359 for (cc = v.begin (); cc < v.end (); cc++)
109 root 1.344 if (cc->c1 == c1 && cc->c2 == c2)
110     return COMPOSE_LO + (cc - v.begin ());
111 pcg 1.51
112     // allocate a new combination
113     if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
114     {
115     static int seen;
116    
117     if (!seen++)
118 root 1.344 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
119 pcg 1.51
120     return REPLACEMENT_CHAR;
121     }
122    
123     v.push_back (compose_char (c1, c2));
124    
125     return v.size () - 1 + COMPOSE_LO;
126     }
127    
128 pcg 1.54 int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
129 pcg 1.51 {
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    
148     return len;
149    
150     }
151 pcg 1.53 #endif
152 pcg 1.51
153 pcg 1.4 rxvt_term::rxvt_term ()
154 root 1.270 {
155 sasha 1.243 #if HAVE_BG_PIXMAP
156 root 1.270 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
157 root 1.80 #endif
158 pcg 1.5 #ifdef CURSOR_BLINK
159 root 1.277 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
160 pcg 1.21 #endif
161     #ifdef TEXT_BLINK
162 root 1.275 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
163 pcg 1.5 #endif
164 root 1.70 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
165 root 1.270 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
166 root 1.70 #endif
167     #ifdef SELECTION_SCROLLING
168 root 1.270 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
169 root 1.70 #endif
170     #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
171 root 1.270 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
172 root 1.193 #endif
173 sf-exg 1.384 #if BG_IMAGE_FROM_ROOT || ENABLE_PERL
174 root 1.291 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
175 root 1.269 #endif
176 root 1.270 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
177 root 1.376 #if USE_XIM
178 root 1.270 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
179     #endif
180     #ifdef POINTER_BLANK
181     pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
182     #endif
183     #ifndef NO_BELL
184     bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
185 root 1.269 #endif
186 root 1.270 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
187 root 1.276 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
188 root 1.270 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 root 1.269
193 pcg 1.4 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
194 pcg 1.65
195     termlist.push_back (this);
196 root 1.128
197     #ifdef KEYSYM_RESOURCE
198     keyboard = new keyboard_manager;
199     #endif
200 pcg 1.4 }
201    
202 root 1.134 // clean up the most important stuff, do *not* call x or free mem etc.
203     // for use before an emergency exit
204 ayin 1.253 void
205     rxvt_term::emergency_cleanup ()
206 pcg 1.4 {
207 root 1.94 if (cmd_pid)
208     kill (-cmd_pid, SIGHUP);
209    
210 root 1.223 pty_ev.stop ();
211 root 1.184 delete pty; pty = 0;
212 root 1.134 }
213    
214     rxvt_term::~rxvt_term ()
215     {
216     termlist.erase (find (termlist.begin (), termlist.end(), this));
217    
218     emergency_cleanup ();
219 root 1.132
220 root 1.108 #if ENABLE_STYLES
221     for (int i = RS_styleCount; --i; )
222 root 1.149 if (fontset[i] != fontset[0])
223     delete fontset[i];
224 root 1.108 #endif
225 root 1.149 delete fontset[0];
226 pcg 1.34
227 root 1.300 #ifdef HAVE_BG_PIXMAP
228 sf-exg 1.349 bg_destroy ();
229 root 1.300 #endif
230    
231 sf-exg 1.385 #if HAVE_IMG
232     delete bg_img;
233     #endif
234    
235 pcg 1.34 if (display)
236 pcg 1.44 {
237 pcg 1.60 selection_clear ();
238 sf-exg 1.319 selection_clear (true);
239 pcg 1.60
240 root 1.376 #if USE_XIM
241 root 1.77 im_destroy ();
242     #endif
243 ayin 1.308 scrollBar.destroy ();
244 root 1.218 if (gc) XFreeGC (dpy, gc);
245 pcg 1.60
246 root 1.149 delete drawable;
247 pcg 1.45 // destroy all windows
248 sf-exg 1.355 if (parent)
249     XDestroyWindow (dpy, parent);
250 root 1.206
251 root 1.216 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 root 1.206 clear ();
261 root 1.300
262     display->flush (); /* ideally .put should do this */
263     displays.put (display);
264 pcg 1.44 }
265 pcg 1.34
266     scr_release ();
267    
268 pcg 1.60 /* clear all resources */
269     for (int i = 0; i < allocated.size (); i++)
270 root 1.134 free (allocated [i]);
271 pcg 1.60
272     free (selection.text);
273 sf-exg 1.319 free (selection.clip_text);
274 pcg 1.34 free (locale);
275 root 1.120 free (v_buffer);
276 pcg 1.34
277 sf-exg 1.353 delete selection_req;
278    
279 pcg 1.33 delete envv;
280     delete argv;
281 root 1.128
282     #ifdef KEYSYM_RESOURCE
283 root 1.134 delete keyboard;
284 root 1.128 #endif
285 ayin 1.263 #ifndef NO_RESOURCES
286     XrmDestroyDatabase (option_db);
287     #endif
288 pcg 1.4 }
289    
290 root 1.189 // child has exited, usually destroys
291 pcg 1.8 void
292 root 1.256 rxvt_term::child_cb (ev::child &w, int status)
293 root 1.152 {
294 root 1.189 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
295    
296 root 1.152 cmd_pid = 0;
297    
298 root 1.232 if (!option (Opt_hold))
299 root 1.152 destroy ();
300     }
301    
302     void
303 pcg 1.8 rxvt_term::destroy ()
304     {
305 root 1.281 if (destroy_ev.is_active ())
306 root 1.77 return;
307    
308 root 1.200 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
309 root 1.191
310 root 1.94 #if ENABLE_OVERLAY
311     scr_overlay_off ();
312     #endif
313    
314 pcg 1.27 if (display)
315     {
316 root 1.80 #if USE_XIM
317 pcg 1.29 im_ev.stop (display);
318     #endif
319 pcg 1.27 scrollbar_ev.stop (display);
320 sf-exg 1.384 #if BG_IMAGE_FROM_ROOT || ENABLE_PERL
321 root 1.77 rootwin_ev.stop (display);
322 root 1.80 #endif
323 root 1.77 termwin_ev.stop (display);
324     vt_ev.stop (display);
325 pcg 1.27 }
326    
327 root 1.283 flush_ev.stop ();
328 pcg 1.8 pty_ev.stop ();
329     #ifdef CURSOR_BLINK
330 pcg 1.21 cursor_blink_ev.stop ();
331     #endif
332     #ifdef TEXT_BLINK
333     text_blink_ev.stop ();
334 pcg 1.8 #endif
335 root 1.70 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
336     cont_scroll_ev.stop ();
337     #endif
338     #ifdef SELECTION_SCROLLING
339     sel_scroll_ev.stop ();
340     #endif
341 pcg 1.8 #ifdef POINTER_BLANK
342     pointer_ev.stop ();
343     #endif
344    
345 root 1.256 destroy_ev.start ();
346 pcg 1.8 }
347    
348     void
349 root 1.260 rxvt_term::destroy_cb (ev::idle &w, int revents)
350 pcg 1.8 {
351 root 1.177 make_current ();
352 pcg 1.8
353     delete this;
354     }
355    
356 root 1.337 void
357 root 1.368 rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
358 root 1.337 {
359     if (!opt)
360     return;
361    
362     uint8_t mask = 1 << (opt & 7);
363     uint8_t &val = options [opt >> 3];
364    
365 root 1.338 val = val & ~mask | (set ? mask : 0);
366 root 1.337 }
367    
368 pcg 1.1 /*----------------------------------------------------------------------*/
369 root 1.134 /*
370     * Exit gracefully, clearing the utmp entry and restoring tty attributes
371     */
372     static XErrorHandler old_xerror_handler;
373    
374     static void
375     rxvt_emergency_cleanup ()
376     {
377     for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
378     (*t)->emergency_cleanup ();
379     }
380    
381 root 1.209 #if !ENABLE_MINIMAL
382 root 1.373 static void ecb_cold
383 root 1.135 print_x_error (Display *dpy, XErrorEvent *event)
384     {
385     char buffer[BUFSIZ];
386     char mesg[BUFSIZ];
387     char number[32];
388 root 1.380
389     rxvt_warn ("An X Error occurred, trying to continue after report.\n");
390    
391     XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
392     snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
393 root 1.378
394     XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
395 root 1.380 XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
396     rxvt_warn ("+ %s: %s\n", mesg, buffer);
397    
398     XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
399     snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
400    
401 root 1.381 if (event->request_code >= 128)
402     {
403     #if 0
404     /* XListExtensions and probably query extensions hangs when there are multiple queues errors */
405     int nexts;
406     char **exts = XListExtensions (dpy, &nexts);
407    
408     while (nexts)
409     {
410     char *extname = exts [nexts - 1];
411     int major, first_event, first_error;
412    
413     if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
414     {
415     XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
416     rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
417    
418     snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
419     XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
420     rxvt_warn ("+ (which is %s)\n", buffer);
421    
422     break;
423     }
424    
425     printf ("nextss %d %s\n", nexts, extname);//D
426     --nexts;
427     ++exts;
428     }
429     #else
430     int nexts = 0;
431     char **exts = 0;
432     #endif
433 root 1.378
434 root 1.381 if (!nexts)
435     {
436     rxvt_warn ("+ (which is an unknown extension)\n", buffer);
437    
438     XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
439     snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
440    
441 root 1.382 #if 0
442     sprintf (number, "RENDER.%d", event->minor_code);
443 root 1.381 XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
444     rxvt_warn ("+ (which is %s)\n", buffer);
445 root 1.382 #endif
446 root 1.381 }
447    
448     XFreeExtensionList (exts);
449     }
450     else
451 root 1.378 {
452 root 1.381 sprintf (number, "%d", event->request_code);
453     XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
454     rxvt_warn ("+ (which is %s)\n", buffer);
455 root 1.378 }
456    
457     if (event->error_code == BadWindow
458     || event->error_code == BadPixmap
459     || event->error_code == BadCursor
460     || event->error_code == BadFont
461     || event->error_code == BadDrawable
462     || event->error_code == BadColor
463     || event->error_code == BadGC
464     || event->error_code == BadIDChoice
465     || event->error_code == BadValue
466     || event->error_code == BadAtom)
467     {
468 sf-exg 1.326 if (event->error_code == BadValue)
469 root 1.380 XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
470 sf-exg 1.326 else if (event->error_code == BadAtom)
471 root 1.380 XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
472 sf-exg 1.326 else
473 root 1.380 XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
474 root 1.378
475 root 1.380 snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
476 root 1.135 }
477     }
478     #endif
479    
480 root 1.373 int ecb_cold
481 root 1.134 rxvt_xerror_handler (Display *display, XErrorEvent *event)
482     {
483     if (GET_R->allowedxerror == -1)
484     GET_R->allowedxerror = event->error_code;
485     else
486     {
487 root 1.146 // GET_R is most likely not the terminal which caused the error,
488     // so just output the error and continue
489 root 1.209 #if ENABLE_MINIMAL
490     old_xerror_handler (display, event);
491     #else
492 root 1.135 print_x_error (display, event);
493     #endif
494 root 1.134 }
495    
496     return 0;
497     }
498    
499 root 1.373 int ecb_cold
500 root 1.134 rxvt_xioerror_handler (Display *display)
501     {
502     rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
503     DisplayString (display));
504     rxvt_emergency_cleanup ();
505     _exit (EXIT_FAILURE);
506     }
507    
508 root 1.148 static struct sig_handlers
509     {
510 root 1.256 ev::sig sw_term, sw_int;
511 ayin 1.255
512 root 1.148 /*
513     * Catch a fatal signal and tidy up before quitting
514     */
515 root 1.271 void sig_term (ev::sig &w, int revents);
516 root 1.148
517     sig_handlers ()
518     {
519 root 1.270 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
520     sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
521 root 1.148 }
522     } sig_handlers;
523    
524 root 1.271 void
525     sig_handlers::sig_term (ev::sig &w, int revents)
526     {
527     rxvt_emergency_cleanup ();
528     w.stop ();
529     kill (getpid (), w.signum);
530     }
531    
532 sf-exg 1.332 static void
533     rxvt_get_ttymode (struct termios *tio)
534     {
535     if (tcgetattr (STDIN_FILENO, tio) < 0)
536     memset (tio, 0, sizeof (struct termios));
537    
538     for (int i = 0; i < NCCS; i++)
539     tio->c_cc[i] = VDISABLE;
540    
541     tio->c_cc[VINTR] = CINTR;
542     tio->c_cc[VQUIT] = CQUIT;
543     tio->c_cc[VERASE] = CERASE;
544     #ifdef VERASE2
545     tio->c_cc[VERASE2] = CERASE2;
546     #endif
547     tio->c_cc[VKILL] = CKILL;
548     tio->c_cc[VEOF] = CEOF;
549     tio->c_cc[VSTART] = CSTART;
550     tio->c_cc[VSTOP] = CSTOP;
551     tio->c_cc[VSUSP] = CSUSP;
552     # ifdef VDSUSP
553     tio->c_cc[VDSUSP] = CDSUSP;
554     # endif
555     # ifdef VREPRINT
556     tio->c_cc[VREPRINT] = CRPRNT;
557     # endif
558     # ifdef VDISCRD
559     tio->c_cc[VDISCRD] = CFLUSH;
560     # endif
561     # ifdef VWERSE
562     tio->c_cc[VWERSE] = CWERASE;
563     # endif
564     # ifdef VLNEXT
565     tio->c_cc[VLNEXT] = CLNEXT;
566     # endif
567 sf-exg 1.336 # ifdef VSTATUS
568     tio->c_cc[VSTATUS] = CSTATUS;
569     # endif
570 sf-exg 1.332
571     # if VMIN != VEOF
572     tio->c_cc[VMIN] = 1;
573     # endif
574     # if VTIME != VEOL
575     tio->c_cc[VTIME] = 0;
576     # endif
577    
578     /* input modes */
579     tio->c_iflag = (BRKINT | IGNPAR | ICRNL
580     # ifdef IMAXBEL
581     | IMAXBEL
582     # endif
583     | IXON);
584    
585     /* output modes */
586     tio->c_oflag = (OPOST | ONLCR);
587    
588     /* control modes */
589     tio->c_cflag = (CS8 | CREAD);
590    
591     /* local modes */
592     tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
593     # if defined (ECHOCTL) && defined (ECHOKE)
594     | ECHOCTL | ECHOKE
595     # endif
596     | ECHOE | ECHOK);
597     }
598    
599 root 1.175 char **rxvt_environ; // startup environment
600    
601 pcg 1.60 void
602 root 1.94 rxvt_init ()
603 pcg 1.60 {
604 root 1.327 assert (("fontMask must not overlap other RS masks",
605     0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
606    
607 sf-exg 1.332 rxvt_get_ttymode (&rxvt_term::def_tio);
608    
609 sf-exg 1.331 // get rid of stdin/stdout as we don't need them, to free resources
610     dup2 (STDERR_FILENO, STDIN_FILENO);
611     dup2 (STDERR_FILENO, STDOUT_FILENO);
612    
613 root 1.333 if (!ev_default_loop ())
614 root 1.257 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
615 root 1.186
616 root 1.175 rxvt_environ = environ;
617    
618 root 1.114 signal (SIGHUP, SIG_IGN);
619     signal (SIGPIPE, SIG_IGN);
620 pcg 1.60
621 root 1.264 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
622     sig_handlers.sw_int.start (SIGINT); ev_unref ();
623 root 1.148
624 pcg 1.60 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
625 root 1.114 // TODO: handle this with exceptions and tolerate the memory loss
626 root 1.134 XSetIOErrorHandler (rxvt_xioerror_handler);
627 root 1.166
628     XrmInitialize ();
629 root 1.374
630 root 1.376 #if HAVE_PIXBUF
631 root 1.374 g_type_init ();
632     #endif
633 pcg 1.60 }
634    
635 pcg 1.1 /*----------------------------------------------------------------------*/
636     /*
637 ayin 1.236 * window size/position calculations for XSizeHint and other storage.
638 pcg 1.1 * if width/height are non-zero then override calculated width/height
639     */
640     void
641 root 1.149 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
642 pcg 1.1 {
643 root 1.134 short recalc_x, recalc_y;
644 ayin 1.306 int x, y, flags;
645 root 1.134 unsigned int w, h;
646     unsigned int max_width, max_height;
647 pcg 1.26
648     szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
649     szHint.win_gravity = NorthWestGravity;
650     /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
651    
652     recalc_x = recalc_y = 0;
653     flags = 0;
654 root 1.149
655 pcg 1.26 if (!parsed_geometry)
656     {
657     parsed_geometry = 1;
658 root 1.149
659 pcg 1.26 if (rs[Rs_geometry])
660 pcg 1.32 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
661 root 1.136
662 pcg 1.26 if (flags & WidthValue)
663     {
664 root 1.310 if (!w)
665     rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
666    
667     ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
668 pcg 1.26 szHint.flags |= USSize;
669 pcg 1.3 }
670 root 1.136
671 pcg 1.26 if (flags & HeightValue)
672     {
673 root 1.310 if (!h)
674     rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
675    
676     nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
677 pcg 1.26 szHint.flags |= USSize;
678 pcg 1.3 }
679 root 1.136
680 pcg 1.26 if (flags & XValue)
681     {
682     szHint.x = x;
683     szHint.flags |= USPosition;
684 root 1.149
685 pcg 1.26 if (flags & XNegative)
686     {
687     recalc_x = 1;
688     szHint.win_gravity = NorthEastGravity;
689 pcg 1.3 }
690     }
691 root 1.136
692 pcg 1.26 if (flags & YValue)
693     {
694     szHint.y = y;
695     szHint.flags |= USPosition;
696 root 1.149
697 pcg 1.26 if (flags & YNegative)
698     {
699     recalc_y = 1;
700 root 1.149
701 pcg 1.26 if (szHint.win_gravity == NorthEastGravity)
702     szHint.win_gravity = SouthEastGravity;
703     else
704     szHint.win_gravity = SouthWestGravity;
705 pcg 1.3 }
706     }
707 pcg 1.1 }
708 pcg 1.53
709 pcg 1.26 /* TODO: BOUNDS */
710 root 1.149 width = ncol * fwidth;
711     height = nrow * fheight;
712     max_width = MAX_COLS * fwidth;
713     max_height = MAX_ROWS * fheight;
714 pcg 1.26
715 root 1.149 szHint.base_width = szHint.base_height = 2 * int_bwidth;
716 pcg 1.26
717 root 1.149 window_vt_x = window_vt_y = int_bwidth;
718 pcg 1.67
719 root 1.180 if (scrollBar.state)
720 pcg 1.26 {
721 ayin 1.306 int sb_w = scrollBar.total_width ();
722 pcg 1.26 szHint.base_width += sb_w;
723 root 1.213
724 root 1.232 if (!option (Opt_scrollBar_right))
725 root 1.70 window_vt_x += sb_w;
726 pcg 1.26 }
727 pcg 1.67
728 root 1.219 szHint.width_inc = fwidth;
729 root 1.149 szHint.height_inc = fheight;
730 root 1.219 szHint.min_width = szHint.base_width + szHint.width_inc;
731 pcg 1.26 szHint.min_height = szHint.base_height + szHint.height_inc;
732    
733 root 1.149 if (newwidth && newwidth - szHint.base_width < max_width)
734 pcg 1.26 {
735 root 1.149 szHint.width = newwidth;
736     width = newwidth - szHint.base_width;
737 pcg 1.26 }
738     else
739     {
740 root 1.150 min_it (width, max_width);
741 root 1.149 szHint.width = szHint.base_width + width;
742 pcg 1.26 }
743 pcg 1.67
744 root 1.149 if (newheight && newheight - szHint.base_height < max_height)
745 pcg 1.26 {
746 root 1.149 szHint.height = newheight;
747     height = newheight - szHint.base_height;
748 pcg 1.26 }
749     else
750     {
751 root 1.150 min_it (height, max_height);
752 root 1.149 szHint.height = szHint.base_height + height;
753 pcg 1.26 }
754 pcg 1.67
755 pcg 1.26 if (recalc_x)
756 root 1.218 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
757 root 1.206
758 pcg 1.26 if (recalc_y)
759 root 1.218 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
760 pcg 1.26
761 root 1.312 ncol = width / fwidth;
762 root 1.149 nrow = height / fheight;
763 sf-exg 1.360
764     // When the size of the vt window is not a multiple of the cell
765     // size, i.e., when the wm does not honour our size hints, there are
766     // extra areas not covered by the terminal screen. Such gaps, when a
767     // bg pixmap is set, would have to be cleared manually to properly
768     // refresh the background. We take the simpler route and shrink the
769     // vt window so as to avoid creating gaps.
770 sf-exg 1.366 vt_width = ncol * fwidth;
771     vt_height = nrow * fheight;
772 pcg 1.1 }
773    
774     /*----------------------------------------------------------------------*/
775     /*
776     * Tell the teletype handler what size the window is.
777     * Called after a window size change.
778     */
779     void
780 pcg 1.9 rxvt_term::tt_winch ()
781 pcg 1.1 {
782 root 1.184 if (pty->pty < 0)
783 root 1.94 return;
784    
785 pcg 1.20 struct winsize ws;
786 pcg 1.9
787 root 1.149 ws.ws_col = ncol;
788     ws.ws_row = nrow;
789 sf-exg 1.366 ws.ws_xpixel = vt_width;
790     ws.ws_ypixel = vt_height;
791 root 1.317 ioctl (pty->pty, TIOCSWINSZ, &ws);
792 root 1.94
793     #if 0
794 ayin 1.274 // TIOCSWINSZ is supposed to do this automatically and correctly
795 root 1.94 if (cmd_pid) /* force through to the command */
796 root 1.140 kill (-cmd_pid, SIGWINCH);
797 pcg 1.1 #endif
798     }
799    
800     /*----------------------------------------------------------------------*/
801 sf-exg 1.356 /* load and set the various fonts */
802 pcg 1.41 bool
803 root 1.108 rxvt_term::set_fonts ()
804 pcg 1.41 {
805 root 1.108 rxvt_fontset *fs = new rxvt_fontset (this);
806     rxvt_fontprop prop;
807    
808     if (!fs
809 root 1.114 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
810 root 1.108 || !fs->realize_font (1))
811 pcg 1.41 {
812 root 1.108 delete fs;
813     return false;
814 pcg 1.41 }
815 root 1.108
816     #if ENABLE_STYLES
817     for (int i = RS_styleCount; --i; )
818 root 1.149 if (fontset[i] != fontset[0])
819     delete fontset[i];
820 root 1.108 #endif
821    
822 root 1.149 delete fontset[0];
823     fontset[0] = fs;
824 root 1.108
825 root 1.325 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
826 sf-exg 1.383 prop.width = max (prop.width + letterSpace, 1);
827 root 1.230
828     fs->set_prop (prop, false);
829 root 1.108
830 root 1.149 fwidth = prop.width;
831 sf-exg 1.372 fheight = prop.height + lineSpace;
832 root 1.158 fbase = prop.ascent;
833 root 1.108
834     for (int style = 1; style < 4; style++)
835 pcg 1.41 {
836 root 1.108 #if ENABLE_STYLES
837     const char *res = rs[Rs_font + style];
838 pcg 1.41
839 root 1.108 if (res && !*res)
840 root 1.149 fontset[style] = fontset[0];
841 root 1.108 else
842 pcg 1.41 {
843 root 1.149 fontset[style] = fs = new rxvt_fontset (this);
844 root 1.108 rxvt_fontprop prop2 = prop;
845 pcg 1.41
846 root 1.108 if (res)
847 root 1.231 {
848     fs->populate (res);
849     fs->set_prop (prop2, false);
850     }
851 root 1.108 else
852 pcg 1.42 {
853 root 1.231 fs->populate (fontset[0]->fontdesc);
854 pcg 1.42
855 root 1.108 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
856     if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
857 root 1.231
858     fs->set_prop (prop2, true);
859 root 1.108 }
860 root 1.76
861 pcg 1.41 }
862 root 1.108 #else
863 root 1.149 fontset[style] = fontset[0];
864 root 1.108 #endif
865 pcg 1.41 }
866    
867 sf-exg 1.355 if (parent)
868 root 1.108 {
869     resize_all_windows (0, 0, 0);
870     scr_remap_chars ();
871     scr_touch (true);
872 ayin 1.255 }
873 pcg 1.1
874 root 1.108 return true;
875 pcg 1.41 }
876 pcg 1.1
877 ayin 1.253 void
878     rxvt_term::set_string_property (Atom prop, const char *str, int len)
879 root 1.118 {
880 sf-exg 1.355 XChangeProperty (dpy, parent,
881 root 1.118 prop, XA_STRING, 8, PropModeReplace,
882     (const unsigned char *)str, len >= 0 ? len : strlen (str));
883     }
884    
885 ayin 1.253 void
886 sf-exg 1.328 rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
887     {
888     XTextProperty ct;
889    
890     if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
891     {
892 sf-exg 1.355 XSetTextProperty (dpy, parent, &ct, prop);
893 sf-exg 1.328 XFree (ct.value);
894     }
895     }
896    
897     void
898 ayin 1.253 rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
899 root 1.118 {
900     wchar_t *ws = rxvt_mbstowcs (str, len);
901     char *s = rxvt_wcstoutf8 (ws);
902    
903 sf-exg 1.355 XChangeProperty (dpy, parent,
904 root 1.118 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
905     (const unsigned char *)s, strlen (s));
906    
907     free (s);
908     free (ws);
909     }
910    
911 pcg 1.1 /*----------------------------------------------------------------------*/
912     /*----------------------------------------------------------------------*/
913     /* xterm sequences - title, iconName, color (exptl) */
914     void
915 pcg 1.22 rxvt_term::set_title (const char *str)
916 pcg 1.1 {
917 sf-exg 1.328 set_mbstring_property (XA_WM_NAME, str);
918 root 1.144 #if ENABLE_EWMH
919 root 1.121 set_utf8_property (xa[XA_NET_WM_NAME], str);
920 pcg 1.1 #endif
921     }
922    
923     void
924 pcg 1.60 rxvt_term::set_icon_name (const char *str)
925 pcg 1.1 {
926 sf-exg 1.328 set_mbstring_property (XA_WM_ICON_NAME, str);
927 root 1.144 #if ENABLE_EWMH
928 root 1.121 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
929 pcg 1.1 #endif
930     }
931    
932     void
933 pcg 1.22 rxvt_term::set_window_color (int idx, const char *color)
934 pcg 1.1 {
935 ayin 1.252 #ifdef XTERM_COLOR_CHANGE
936 pcg 1.46 rxvt_color xcol;
937 ayin 1.255
938 pcg 1.26 if (color == NULL || *color == '\0')
939     return;
940 pcg 1.1
941 root 1.212 color = strdup (color);
942     allocated.push_back ((void *)color);
943     rs[Rs_color + idx] = color;
944    
945 pcg 1.26 /* handle color aliases */
946 pcg 1.32 if (isdigit (*color))
947 pcg 1.26 {
948 ayin 1.304 int i = atoi (color);
949 root 1.134
950 pcg 1.26 if (i >= 8 && i <= 15)
951 ayin 1.265 {
952     /* bright colors */
953 ayin 1.266 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
954 root 1.145 goto done;
955 root 1.134 }
956 pcg 1.26
957     if (i >= 0 && i <= 7)
958 ayin 1.265 {
959     /* normal colors */
960 root 1.94 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
961 root 1.145 goto done;
962 pcg 1.3 }
963 pcg 1.1 }
964 pcg 1.65
965 root 1.212 set_color (xcol, color);
966 pcg 1.1
967 pcg 1.26 /*
968     * FIXME: should free colors here, but no idea how to do it so instead,
969     * so just keep gobbling up the colormap
970     */
971 pcg 1.1
972 root 1.94 pix_colors_focused[idx] = xcol;
973 pcg 1.1
974 root 1.145 done:
975 root 1.108 /*TODO: handle Color_BD, scrollbar background, etc. */
976 pcg 1.26
977 root 1.225 update_fade_color (idx);
978 pcg 1.26 recolour_cursor ();
979 root 1.108 scr_recolour ();
980 ayin 1.258 #endif /* XTERM_COLOR_CHANGE */
981 pcg 1.1 }
982    
983     void
984 pcg 1.15 rxvt_term::recolour_cursor ()
985 pcg 1.1 {
986 root 1.215 XColor fg, bg;
987 pcg 1.1
988 root 1.215 (ISSET_PIXCOLOR (Color_pointer_fg)
989     ? pix_colors_focused[Color_pointer_fg]
990     : pix_colors_focused[Color_fg]).get (fg);
991 root 1.108
992 root 1.215 (ISSET_PIXCOLOR (Color_pointer_bg)
993     ? pix_colors_focused[Color_pointer_bg]
994     : pix_colors_focused[Color_bg]).get (bg);
995    
996 root 1.218 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
997 pcg 1.1 }
998    
999     /*----------------------------------------------------------------------*/
1000     /*
1001     * find if fg/bg matches any of the normal (low-intensity) colors
1002     */
1003 sf-exg 1.365 char *
1004     rxvt_term::get_colorfgbg ()
1005 pcg 1.1 {
1006 root 1.108 unsigned int i;
1007 root 1.268 const char *xpmb = "";
1008 sf-exg 1.346 char fstr[] = "default";
1009     char bstr[] = "default";
1010 sf-exg 1.365 char *env_colorfgbg;
1011 pcg 1.26
1012     for (i = Color_Black; i <= Color_White; i++)
1013 root 1.94 if (pix_colors[Color_fg] == pix_colors[i])
1014 pcg 1.26 {
1015 root 1.345 sprintf (fstr, "%d", i - Color_Black);
1016 pcg 1.26 break;
1017     }
1018 root 1.108
1019 pcg 1.26 for (i = Color_Black; i <= Color_White; i++)
1020 root 1.94 if (pix_colors[Color_bg] == pix_colors[i])
1021 pcg 1.26 {
1022 root 1.345 sprintf (bstr, "%d", i - Color_Black);
1023 root 1.376 #if BG_IMAGE_FROM_FILE
1024 pcg 1.26 xpmb = "default;";
1025 pcg 1.1 #endif
1026 pcg 1.26 break;
1027     }
1028 pcg 1.33
1029 sf-exg 1.365 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1030 pcg 1.32 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1031 sf-exg 1.365 return env_colorfgbg;
1032 pcg 1.1 }
1033    
1034     /*----------------------------------------------------------------------*/
1035    
1036 root 1.208 bool
1037     rxvt_term::set_color (rxvt_color &color, const char *name)
1038 pcg 1.1 {
1039 root 1.208 if (color.set (this, name))
1040     return true;
1041 pcg 1.1
1042 root 1.208 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1043     return false;
1044 pcg 1.1 }
1045    
1046 root 1.216 void
1047     rxvt_term::alias_color (int dst, int src)
1048     {
1049     pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1050     }
1051    
1052 pcg 1.1 /* -------------------------------------------------------------------- *
1053     * - WINDOW RESIZING - *
1054     * -------------------------------------------------------------------- */
1055     void
1056 root 1.149 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1057 pcg 1.1 {
1058 pcg 1.17 int fix_screen;
1059 root 1.197 int old_width = szHint.width;
1060     int old_height = szHint.height;
1061 pcg 1.1
1062 root 1.149 window_calc (newwidth, newheight);
1063 root 1.219
1064 root 1.312 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1065    
1066 root 1.313 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1067 root 1.312 if (set_hint)
1068     {
1069     szHint.flags &= ~(PBaseSize | PResizeInc);
1070 sf-exg 1.355 XSetWMNormalHints (dpy, parent, &szHint);
1071 root 1.312 szHint.flags |= PBaseSize | PResizeInc;
1072     }
1073 pcg 1.67
1074 pcg 1.17 if (!ignoreparent)
1075     {
1076 pcg 1.3 #ifdef SMART_RESIZE
1077 pcg 1.17 /*
1078     * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1079     * reposition window on resize depending on placement on screen
1080     */
1081     int x, y, x1, y1;
1082     int dx, dy;
1083     unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1084     Window unused_cr;
1085    
1086 sf-exg 1.355 XTranslateCoordinates (dpy, parent, display->root,
1087 pcg 1.17 0, 0, &x, &y, &unused_cr);
1088 sf-exg 1.355 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1089 pcg 1.17 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1090     /*
1091 pcg 1.27 * if display->root isn't the parent window, a WM will probably have offset
1092 pcg 1.17 * our position for handles and decorations. Counter it
1093     */
1094 pcg 1.26 if (x1 != x || y1 != y)
1095     {
1096 pcg 1.17 x -= x1;
1097     y -= y1;
1098 pcg 1.26 }
1099 pcg 1.17
1100 root 1.218 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1101     y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1102 root 1.197 dx = old_width - szHint.width;
1103 pcg 1.17 dy = old_height - szHint.height;
1104    
1105 pcg 1.26 /* Check position of the center of the window */
1106 pcg 1.17 if (x < x1) /* left half */
1107 pcg 1.26 dx = 0;
1108 pcg 1.17 else if (x == x1) /* exact center */
1109 pcg 1.26 dx /= 2;
1110 pcg 1.17 if (y < y1) /* top half */
1111 pcg 1.26 dy = 0;
1112 pcg 1.17 else if (y == y1) /* exact center */
1113 pcg 1.26 dy /= 2;
1114 pcg 1.3
1115 sf-exg 1.355 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1116 pcg 1.17 szHint.width, szHint.height);
1117 pcg 1.1 #else
1118 sf-exg 1.355 XResizeWindow (dpy, parent, szHint.width, szHint.height);
1119 pcg 1.1 #endif
1120     }
1121    
1122 root 1.314 if (set_hint)
1123 sf-exg 1.355 XSetWMNormalHints (dpy, parent, &szHint);
1124 root 1.314
1125 root 1.149 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1126 pcg 1.17
1127 root 1.149 if (fix_screen || newwidth != old_width || newheight != old_height)
1128 pcg 1.17 {
1129 root 1.180 if (scrollBar.state)
1130 ayin 1.307 scrollBar.resize ();
1131 pcg 1.17
1132 root 1.218 XMoveResizeWindow (dpy, vt,
1133 pcg 1.67 window_vt_x, window_vt_y,
1134 sf-exg 1.366 vt_width, vt_height);
1135 root 1.132
1136 root 1.377 HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1137    
1138 ayin 1.247 #ifdef HAVE_BG_PIXMAP
1139 sf-exg 1.349 if (bg_window_size_sensitive ())
1140 sasha 1.248 update_background ();
1141 pcg 1.1 #endif
1142     }
1143    
1144 pcg 1.17 if (fix_screen || old_height == 0)
1145 root 1.315 scr_reset ();
1146 pcg 1.1
1147 root 1.376 #if USE_XIM
1148 sf-exg 1.358 im_set_position ();
1149 pcg 1.1 #endif
1150     }
1151    
1152     /*
1153     * Set the width/height of the vt window in characters. Units are pixels.
1154     * good for toggling 80/132 columns
1155     */
1156     void
1157 root 1.149 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1158 pcg 1.1 {
1159 pcg 1.26 XWindowAttributes wattr;
1160 pcg 1.1
1161 root 1.149 if (newwidth == 0 || newheight == 0)
1162 pcg 1.26 {
1163 root 1.218 XGetWindowAttributes (dpy, display->root, &wattr);
1164 root 1.142
1165 root 1.149 if (newwidth == 0)
1166     newwidth = wattr.width - szHint.base_width;
1167     if (newheight == 0)
1168     newheight = wattr.height - szHint.base_height;
1169 pcg 1.26 }
1170 root 1.80
1171 sf-exg 1.366 if (newwidth != vt_width || newheight != vt_height)
1172 pcg 1.26 {
1173 root 1.149 newwidth += szHint.base_width;
1174     newheight += szHint.base_height;
1175     resize_all_windows (newwidth, newheight, 0);
1176 pcg 1.1 }
1177     }
1178    
1179     /* -------------------------------------------------------------------- *
1180     * - X INPUT METHOD ROUTINES - *
1181     * -------------------------------------------------------------------- */
1182 root 1.376 #if USE_XIM
1183 pcg 1.29
1184 pcg 1.1 void
1185 root 1.94 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1186 pcg 1.1 {
1187 root 1.216 fg = pix_colors [Color_fg];
1188     bg = pix_colors [Color_bg];
1189 pcg 1.1 }
1190    
1191     void
1192 root 1.94 rxvt_term::im_set_size (XRectangle &size)
1193 pcg 1.1 {
1194 root 1.94 // the int_bwidth terms make no sense to me
1195 root 1.149 size.x = int_bwidth;
1196     size.y = int_bwidth;
1197     size.width = Width2Pixel (ncol) + int_bwidth;
1198     size.height = Height2Pixel (nrow) + int_bwidth;
1199 root 1.94 }
1200    
1201     void
1202     rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1203     XRectangle &status_rect,
1204     const XRectangle &needed_rect)
1205     {
1206     preedit_rect.x = needed_rect.width;
1207     preedit_rect.y = 0;
1208 root 1.149 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1209     preedit_rect.height = fheight;
1210 root 1.94
1211     status_rect.x = 0;
1212     status_rect.y = 0;
1213 root 1.149 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1214     status_rect.height = fheight;
1215 pcg 1.1 }
1216    
1217     /* Checking whether input method is running. */
1218 pcg 1.22 bool
1219 sf-exg 1.358 rxvt_term::im_is_running ()
1220 pcg 1.1 {
1221 root 1.94 Atom atom;
1222     Window win;
1223     char server[IMBUFSIZ];
1224 pcg 1.26
1225     /* get current locale modifier */
1226 root 1.316 if (char *p = XSetLocaleModifiers (0))
1227 pcg 1.26 {
1228 root 1.94 strcpy (server, "@server=");
1229 root 1.316 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1230 root 1.94
1231 root 1.316 if (p = strchr (server + 1, '@')) /* first one only */
1232 pcg 1.26 *p = '\0';
1233    
1234 root 1.218 atom = XInternAtom (dpy, server, False);
1235     win = XGetSelectionOwner (dpy, atom);
1236 root 1.94
1237 pcg 1.26 if (win != None)
1238 sf-exg 1.351 return true;
1239 pcg 1.1 }
1240 root 1.94
1241 sf-exg 1.351 return false;
1242 pcg 1.1 }
1243    
1244     void
1245 sf-exg 1.358 rxvt_term::im_send_spot ()
1246 pcg 1.1 {
1247 root 1.114 XPoint nspot;
1248 root 1.94 XVaNestedList preedit_attr;
1249 pcg 1.1
1250 root 1.94 if (!Input_Context
1251 root 1.149 || !focus
1252 root 1.202 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1253 root 1.114 return;
1254    
1255     im_set_position (nspot);
1256    
1257     if (nspot.x == spot.x && nspot.y == spot.y)
1258 pcg 1.26 return;
1259 pcg 1.1
1260 root 1.114 spot = nspot;
1261 pcg 1.1
1262 pcg 1.32 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1263     XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1264     XFree (preedit_attr);
1265 pcg 1.1 }
1266    
1267     void
1268 pcg 1.29 rxvt_term::im_destroy ()
1269     {
1270 root 1.114 if (input_method)
1271 pcg 1.29 {
1272 root 1.114 if (Input_Context && input_method->xim)
1273     XDestroyIC (Input_Context);
1274 pcg 1.29
1275     display->put_xim (input_method);
1276     input_method = 0;
1277     }
1278 root 1.114
1279     Input_Context = 0;
1280 pcg 1.1 }
1281    
1282 root 1.200 #ifdef ENABLE_XIM_ONTHESPOT
1283    
1284     static void
1285     xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1286     {
1287     ((rxvt_term *)client_data)->make_current ();
1288     HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1289     }
1290    
1291     static void
1292     xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1293     {
1294     ((rxvt_term *)client_data)->make_current ();
1295     HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1296     }
1297    
1298     static void
1299     xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1300     {
1301     rxvt_term *term = (rxvt_term *)client_data;
1302     XIMText *text = call_data->text;
1303    
1304     term->make_current ();
1305    
1306     if (text)
1307     {
1308 sf-exg 1.320 wchar_t *str;
1309 root 1.200
1310     if (!text->encoding_is_wchar && text->string.multi_byte)
1311     {
1312     // of course, X makes it ugly again
1313     if (term->rs[Rs_imLocale])
1314     SET_LOCALE (term->rs[Rs_imLocale]);
1315    
1316 sf-exg 1.320 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1317     mbstowcs (str, text->string.multi_byte, text->length + 1);
1318 root 1.200
1319     if (term->rs[Rs_imLocale])
1320     SET_LOCALE (term->locale);
1321     }
1322     else
1323 sf-exg 1.320 str = text->string.wide_char;
1324 ayin 1.255
1325 root 1.200 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1326     DT_INT, call_data->caret,
1327     DT_INT, call_data->chg_first,
1328     DT_INT, call_data->chg_length,
1329     DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1330     DT_WCS_LEN, str, str ? (int)text->length : 0,
1331     DT_END));
1332     }
1333     else
1334     HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1335     DT_INT, call_data->caret,
1336     DT_INT, call_data->chg_first,
1337     DT_INT, call_data->chg_length,
1338     DT_END));
1339     }
1340    
1341 root 1.201 #if 0
1342 root 1.200 static void
1343     xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1344     {
1345     ((rxvt_term *)client_data)->make_current ();
1346     HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1347     DT_INT, call_data->position,
1348     DT_INT, call_data->direction,
1349     DT_INT, call_data->style,
1350     DT_END));
1351     }
1352 root 1.201 #endif
1353 root 1.200
1354     #endif
1355    
1356 pcg 1.1 /*
1357     * Try to open a XIM with the current modifiers, then see if we can
1358     * open a suitable preedit type
1359     */
1360 pcg 1.22 bool
1361 sf-exg 1.358 rxvt_term::im_get_ic (const char *modifiers)
1362 pcg 1.1 {
1363 root 1.94 int i, j, found;
1364     XIM xim;
1365     XPoint spot;
1366     XRectangle rect, status_rect, needed_rect;
1367     unsigned long fg, bg;
1368     const char *p;
1369     char **s;
1370     XIMStyles *xim_styles;
1371 pcg 1.29
1372 root 1.176 set_environ (envv);
1373 root 1.171
1374 pcg 1.32 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1375 pcg 1.29 return false;
1376 pcg 1.26
1377 pcg 1.29 input_method = display->get_xim (locale, modifiers);
1378     if (input_method == NULL)
1379     return false;
1380    
1381     xim = input_method->xim;
1382 root 1.114 spot.x = spot.y = -1;
1383 pcg 1.26
1384     xim_styles = NULL;
1385     if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1386     || !xim_styles || !xim_styles->count_styles)
1387     {
1388 root 1.94 im_destroy ();
1389 pcg 1.29 return false;
1390 pcg 1.26 }
1391    
1392 root 1.116 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1393 root 1.94
1394 root 1.116 for (int pi = 0; pi < 2; pi++)
1395 pcg 1.26 {
1396 root 1.116 p = pet[pi];
1397    
1398     if (!p)
1399     continue;
1400    
1401 sf-exg 1.347 s = rxvt_strsplit (',', p);
1402 root 1.116
1403     for (i = found = 0; !found && s[i]; i++)
1404     {
1405     if (!strcmp (s[i], "OverTheSpot"))
1406 root 1.200 input_style = XIMPreeditPosition | XIMStatusNothing;
1407 root 1.116 else if (!strcmp (s[i], "OffTheSpot"))
1408 root 1.200 input_style = XIMPreeditArea | XIMStatusArea;
1409 root 1.116 else if (!strcmp (s[i], "Root"))
1410 root 1.200 input_style = XIMPreeditNothing | XIMStatusNothing;
1411 root 1.116 else if (!strcmp (s[i], "None"))
1412 root 1.200 input_style = XIMPreeditNone | XIMStatusNone;
1413     #ifdef ENABLE_XIM_ONTHESPOT
1414     else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1415     input_style = XIMPreeditCallbacks | XIMStatusNothing;
1416     #endif
1417     else
1418     input_style = XIMPreeditNothing | XIMStatusNothing;
1419 root 1.116
1420     for (j = 0; j < xim_styles->count_styles; j++)
1421     if (input_style == xim_styles->supported_styles[j])
1422     {
1423 sf-exg 1.347 rxvt_free_strsplit (s);
1424 root 1.116
1425     found = 1;
1426     goto foundpet;
1427     }
1428    
1429     }
1430    
1431 sf-exg 1.347 rxvt_free_strsplit (s);
1432 pcg 1.26 }
1433 pcg 1.29
1434 root 1.116 foundpet:
1435 pcg 1.29
1436     XFree (xim_styles);
1437 pcg 1.26
1438     if (!found)
1439     {
1440 root 1.94 im_destroy ();
1441 pcg 1.29 return false;
1442 pcg 1.26 }
1443    
1444 root 1.94 XFontSet fs = 0;
1445     XVaNestedList preedit_attr = 0, status_attr = 0;
1446    
1447     if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1448     {
1449     // fake us a font-set, please
1450     char **missing_charset_list;
1451     int missing_charset_count;
1452     char *def_string;
1453     char pat[512];
1454    
1455     sprintf (pat,
1456     "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1457     "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1458     "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1459     "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1460     "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1461     "*",
1462 root 1.149 fheight,
1463     fheight + 1, fheight - 1,
1464     fheight - 2, fheight + 2);
1465 root 1.94
1466 root 1.218 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1467 root 1.94 &missing_charset_list, &missing_charset_count, &def_string);
1468    
1469     if (missing_charset_list)
1470     XFreeStringList (missing_charset_list);
1471    
1472     if (!fs)
1473     {
1474     input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1475     rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1476     }
1477     }
1478 pcg 1.26
1479     if (input_style & XIMPreeditPosition)
1480     {
1481 root 1.94 im_set_size (rect);
1482     im_set_position (spot);
1483     im_set_color (fg, bg);
1484    
1485     preedit_attr = XVaCreateNestedList (0,
1486     XNForeground, fg,
1487     XNBackground, bg,
1488     XNArea, &rect,
1489     XNSpotLocation, &spot,
1490     XNFontSet, fs,
1491     NULL);
1492 pcg 1.1 }
1493 pcg 1.26 else if (input_style & XIMPreeditArea)
1494     {
1495 root 1.94 im_set_color (fg, bg);
1496 pcg 1.26
1497     /*
1498     * The necessary width of preedit area is unknown
1499     * until create input context.
1500     */
1501     needed_rect.width = 0;
1502 root 1.94 im_set_preedit_area (rect, status_rect, needed_rect);
1503 pcg 1.26
1504 root 1.94 preedit_attr = XVaCreateNestedList (0,
1505     XNForeground, fg,
1506     XNBackground, bg,
1507     XNArea, &rect,
1508     XNFontSet, fs,
1509     NULL);
1510     status_attr = XVaCreateNestedList (0,
1511     XNForeground, fg,
1512     XNBackground, bg,
1513     XNArea, &status_rect,
1514     XNFontSet, fs,
1515 pcg 1.26 NULL);
1516     }
1517 root 1.205 #if ENABLE_XIM_ONTHESPOT
1518 root 1.200 else if (input_style & XIMPreeditCallbacks)
1519     {
1520 sf-exg 1.357 XIMCallback xcb[4];
1521    
1522 root 1.202 im_set_position (spot);
1523    
1524 root 1.200 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1525     xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1526     xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1527 root 1.205 # if 0
1528 root 1.200 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1529 root 1.205 # endif
1530 root 1.200
1531     preedit_attr = XVaCreateNestedList (0,
1532 root 1.202 XNSpotLocation, &spot,
1533 root 1.200 XNPreeditStartCallback, &xcb[0],
1534     XNPreeditDoneCallback , &xcb[1],
1535     XNPreeditDrawCallback , &xcb[2],
1536 root 1.205 # if 0
1537 root 1.200 XNPreeditCaretCallback, &xcb[3],
1538 root 1.205 # endif
1539 root 1.200 NULL);
1540     }
1541 root 1.205 #endif
1542 pcg 1.29
1543 root 1.94 Input_Context = XCreateIC (xim,
1544     XNInputStyle, input_style,
1545 root 1.149 XNClientWindow, vt,
1546 sf-exg 1.355 XNFocusWindow, parent,
1547 root 1.94 preedit_attr ? XNPreeditAttributes : NULL,
1548     preedit_attr,
1549     status_attr ? XNStatusAttributes : NULL,
1550     status_attr, NULL);
1551    
1552 pcg 1.32 if (preedit_attr) XFree (preedit_attr);
1553 root 1.220 if (status_attr) XFree (status_attr);
1554     if (fs) XFreeFontSet (dpy, fs);
1555 pcg 1.29
1556 pcg 1.26 if (Input_Context == NULL)
1557     {
1558 pcg 1.60 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1559 root 1.94 im_destroy ();
1560 pcg 1.29 return false;
1561 pcg 1.26 }
1562 pcg 1.29
1563 root 1.200 #if 0
1564     // unfortunately, only the focus window is used by XIM, hard to fix
1565 root 1.198 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1566     vt_select_input ();
1567 root 1.200 #endif
1568 root 1.198
1569 sf-exg 1.358 im_set_position ();
1570 pcg 1.29
1571     return true;
1572 pcg 1.16 }
1573    
1574     void
1575 pcg 1.29 rxvt_term::im_cb ()
1576 pcg 1.16 {
1577 root 1.147 int i;
1578 pcg 1.16 const char *p;
1579     char **s;
1580     char buf[IMBUFSIZ];
1581    
1582 root 1.177 make_current ();
1583 root 1.135
1584 pcg 1.29 im_destroy ();
1585    
1586     if (Input_Context)
1587 pcg 1.16 return;
1588    
1589 pcg 1.29 if (rs[Rs_imLocale])
1590 pcg 1.38 SET_LOCALE (rs[Rs_imLocale]);
1591 pcg 1.16
1592 pcg 1.29 p = rs[Rs_inputMethod];
1593 pcg 1.16 if (p && *p)
1594     {
1595     bool found = false;
1596    
1597 sf-exg 1.347 s = rxvt_strsplit (',', p);
1598 root 1.116
1599 pcg 1.16 for (i = 0; s[i]; i++)
1600     {
1601     if (*s[i])
1602     {
1603 root 1.94 strcpy (buf, "@im=");
1604     strncat (buf, s[i], IMBUFSIZ - 5);
1605 sf-exg 1.358 if (im_get_ic (buf))
1606 pcg 1.16 {
1607     found = true;
1608     break;
1609     }
1610     }
1611     }
1612 root 1.116
1613 sf-exg 1.347 rxvt_free_strsplit (s);
1614 pcg 1.16
1615     if (found)
1616     goto done;
1617     }
1618    
1619 pcg 1.26 /* try with XMODIFIERS env. var. */
1620 sf-exg 1.358 if (im_get_ic (""))
1621 pcg 1.16 goto done;
1622    
1623 pcg 1.26 /* try with no modifiers base IF the user didn't specify an IM */
1624 sf-exg 1.358 if (im_get_ic ("@im=none"))
1625 pcg 1.16 goto done;
1626    
1627 sf-exg 1.371 done:
1628 pcg 1.29 if (rs[Rs_imLocale])
1629 pcg 1.38 SET_LOCALE (locale);
1630 pcg 1.1 }
1631    
1632     void
1633 sf-exg 1.358 rxvt_term::im_set_position ()
1634 pcg 1.1 {
1635 root 1.94 XRectangle preedit_rect, status_rect, *needed_rect;
1636     XVaNestedList preedit_attr, status_attr;
1637 pcg 1.1
1638 root 1.94 if (!Input_Context
1639 root 1.149 || !focus
1640 root 1.220 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1641 sf-exg 1.358 || !im_is_running ())
1642 pcg 1.26 return;
1643 pcg 1.1
1644 root 1.222 if (input_style & XIMPreeditPosition)
1645 root 1.221 {
1646     im_set_size (preedit_rect);
1647     preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1648 ayin 1.255
1649 root 1.221 XSetICValues (Input_Context,
1650     XNPreeditAttributes, preedit_attr, NULL);
1651     }
1652     else
1653     {
1654     /* Getting the necessary width of preedit area */
1655     status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1656     XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1657     XFree (status_attr);
1658 pcg 1.1
1659 root 1.221 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1660     XFree (needed_rect);
1661    
1662     preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1663     status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1664    
1665     XSetICValues (Input_Context,
1666     XNPreeditAttributes, preedit_attr,
1667     XNStatusAttributes, status_attr,
1668     NULL);
1669    
1670     XFree (status_attr);
1671     }
1672    
1673     XFree (preedit_attr);
1674 pcg 1.1 }
1675 ayin 1.258 #endif /* USE_XIM */
1676 pcg 1.1
1677 sasha 1.249 void
1678     rxvt_term::get_window_origin (int &x, int &y)
1679     {
1680     Window cr;
1681 sf-exg 1.355 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1682 sasha 1.249 }
1683    
1684     #ifdef HAVE_BG_PIXMAP
1685 root 1.267
1686 root 1.291 void
1687 sasha 1.249 rxvt_term::update_background ()
1688     {
1689 root 1.294 if (update_background_ev.is_active ())
1690     return;
1691    
1692 sf-exg 1.349 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1693 root 1.294
1694 sasha 1.297 if (to_wait <= 0.)
1695 sf-exg 1.349 bg_render ();
1696 sasha 1.249 else
1697 sasha 1.296 update_background_ev.start (to_wait);
1698 sasha 1.249 }
1699    
1700     void
1701 root 1.256 rxvt_term::update_background_cb (ev::timer &w, int revents)
1702 sasha 1.249 {
1703 root 1.284 make_current ();
1704 root 1.294
1705     update_background_ev.stop ();
1706 sf-exg 1.349 bg_render ();
1707 root 1.284 refresh_check ();
1708 sasha 1.249 }
1709    
1710     #endif /* HAVE_BG_PIXMAP */
1711    
1712 pcg 1.1 /*----------------------- end-of-file (C source) -----------------------*/