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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.65 by sasha, Fri Jun 8 20:04:12 2007 UTC vs.
Revision 1.124 by sf-exg, Thu Apr 21 00:16:25 2011 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: rxvttoolkit.C 2 * File: rxvttoolkit.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2011 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it>
7 * 8 *
8 * This program is free software; you can redistribute it and/or modify 9 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 10 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 11 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
… …
33 34
34#if XFT 35#if XFT
35# include <X11/extensions/Xrender.h> 36# include <X11/extensions/Xrender.h>
36#endif 37#endif
37 38
38const char *const xa_names[] = 39static const char *const xa_names[] =
39{ 40{
40 "TEXT", 41 "TEXT",
41 "COMPOUND_TEXT", 42 "COMPOUND_TEXT",
42 "UTF8_STRING", 43 "UTF8_STRING",
43 "MULTIPLE", 44 "MULTIPLE",
… …
59#if ENABLE_EWMH 60#if ENABLE_EWMH
60 "_NET_WM_PID", 61 "_NET_WM_PID",
61 "_NET_WM_NAME", 62 "_NET_WM_NAME",
62 "_NET_WM_ICON_NAME", 63 "_NET_WM_ICON_NAME",
63 "_NET_WM_PING", 64 "_NET_WM_PING",
65 "_NET_WM_ICON",
64#endif 66#endif
65#if USE_XIM 67#if USE_XIM
66 "WM_LOCALE_NAME", 68 "WM_LOCALE_NAME",
67 "XIM_SERVERS", 69 "XIM_SERVERS",
68#endif 70#endif
69#ifdef TRANSPARENT 71#ifdef ENABLE_TRANSPARENCY
70 "_XROOTPMAP_ID", 72 "_XROOTPMAP_ID",
71 "ESETROOT_PMAP_ID", 73 "ESETROOT_PMAP_ID",
72#endif 74#endif
73#if ENABLE_XEMBED 75#if ENABLE_XEMBED
74 "_XEMBED", 76 "_XEMBED",
… …
183 185
184 XIMCallback ximcallback; 186 XIMCallback ximcallback;
185 ximcallback.client_data = (XPointer)this; 187 ximcallback.client_data = (XPointer)this;
186 ximcallback.callback = im_destroy_cb; 188 ximcallback.callback = im_destroy_cb;
187 189
188 XSetIMValues (xim, XNDestroyCallback, &ximcallback, 0); 190 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
189 191
190 return true; 192 return true;
191} 193}
192 194
193rxvt_xim::~rxvt_xim () 195rxvt_xim::~rxvt_xim ()
… …
226{ 228{
227} 229}
228 230
229rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h) 231rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
230{ 232{
231 // it's actually faster to re-allocate every time. don't ask me
232 // why, but its likely no big deal there are no roundtrips
233 // (I think/hope).
234 if (!scratch_area || w > scratch_w || h > scratch_h || 1/*D*/) 233 if (!scratch_area || w > scratch_w || h > scratch_h)
235 { 234 {
236 if (scratch_area) 235 if (scratch_area)
237 { 236 {
238 XFreePixmap (dpy, scratch_area->drawable); 237 XFreePixmap (dpy, scratch_area->drawable);
239 delete scratch_area; 238 delete scratch_area;
… …
295 294
296///////////////////////////////////////////////////////////////////////////// 295/////////////////////////////////////////////////////////////////////////////
297 296
298rxvt_display::rxvt_display (const char *id) 297rxvt_display::rxvt_display (const char *id)
299: refcounted (id) 298: refcounted (id)
300, x_ev (this, &rxvt_display::x_cb)
301, selection_owner (0) 299, selection_owner (0)
300, clipboard_owner (0)
302{ 301{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
303} 304}
304 305
305XrmDatabase 306XrmDatabase
306rxvt_display::get_resources (bool refresh) 307rxvt_display::get_resources (bool refresh)
307{ 308{
308 char *homedir = (char *)getenv ("HOME"); 309 char *homedir = getenv ("HOME");
309 char fname[1024]; 310 char fname[1024];
310 311
311 /* 312 /*
312 * get resources using the X library function 313 * get resources using the X library function
313 */ 314 */
314 char *displayResource, *xe; 315 char *displayResource, *xe;
315 XrmDatabase rdb1, database = 0; 316 XrmDatabase rdb1, database = 0;
316 317
318#if !XLIB_ILLEGAL_ACCESS
319 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
320 database = XrmGetStringDatabase ("");
321#endif
322
317 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 323 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
318 // as opposed to "standard practise", we always read in ~/.Xdefaults 324 // as opposed to "standard practise", we always read in ~/.Xdefaults
319 325
320 // 6. System wide per application default file. 326 // 6. System wide per application default file.
321 327
322 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 328 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
323 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 329 if ((xe = getenv ("XAPPLRESDIR")))
324 { 330 {
325 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 331 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
326 332
327 if ((rdb1 = XrmGetFileDatabase (fname))) 333 if ((rdb1 = XrmGetFileDatabase (fname)))
328 XrmMergeDatabases (rdb1, &database); 334 XrmMergeDatabases (rdb1, &database);
… …
359 XA_STRING, &actual_type, &actual_format, 365 XA_STRING, &actual_type, &actual_format,
360 &nitems, &nremaining, 366 &nitems, &nremaining,
361 (unsigned char **)&val) == Success 367 (unsigned char **)&val) == Success
362 && actual_type == XA_STRING 368 && actual_type == XA_STRING
363 && actual_format == 8) 369 && actual_format == 8)
364 displayResource = val; 370 displayResource = val;
365 else 371 else
366 { 372 {
367 displayResource = 0; 373 displayResource = 0;
368 374
369 if (val) 375 if (val)
370 XFree(val); 376 XFree (val);
371 } 377 }
372 378
373#if XLIB_ILLEGAL_ACCESS 379#if XLIB_ILLEGAL_ACCESS
374 dpy->xdefaults = displayResource; 380 dpy->xdefaults = displayResource;
375#endif 381#endif
376 } 382 }
… …
400 XFree (displayResource); 406 XFree (displayResource);
401 } 407 }
402 408
403 // 3. User's per host defaults file 409 // 3. User's per host defaults file
404 /* Add in XENVIRONMENT file */ 410 /* Add in XENVIRONMENT file */
405 if ((xe = (char *)getenv ("XENVIRONMENT")) 411 if ((xe = getenv ("XENVIRONMENT"))
406 && (rdb1 = XrmGetFileDatabase (xe))) 412 && (rdb1 = XrmGetFileDatabase (xe)))
407 XrmMergeDatabases (rdb1, &database); 413 XrmMergeDatabases (rdb1, &database);
408 else if (homedir) 414 else if (homedir)
409 { 415 {
410 struct utsname un; 416 struct utsname un;
… …
424bool rxvt_display::ref_init () 430bool rxvt_display::ref_init ()
425{ 431{
426#ifdef LOCAL_X_IS_UNIX 432#ifdef LOCAL_X_IS_UNIX
427 if (id[0] == ':') 433 if (id[0] == ':')
428 { 434 {
429 val = rxvt_malloc (5 + strlen (id) + 1); 435 if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
436 return false;
430 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
431 strcat (val, id); 438 strcat (val, id);
432 dpy = XOpenDisplay (val); 439 dpy = XOpenDisplay (val);
433 free (val);
434 } 440 }
435 else 441 else
436#endif 442#endif
437 dpy = 0; 443 dpy = 0;
438 444
… …
443 return false; 449 return false;
444 450
445 screen = DefaultScreen (dpy); 451 screen = DefaultScreen (dpy);
446 root = DefaultRootWindow (dpy); 452 root = DefaultRootWindow (dpy);
447 453
448#ifdef HAVE_AFTERIMAGE 454 assert (ARRAY_LENGTH(xa_names) == NUM_XA);
449 ::dpy = dpy; /* init global var from libAfter... */
450 asv = create_asvisual_for_id( dpy, screen, DefaultDepth(dpy,screen), XVisualIDFromVisual(DefaultVisual(dpy,screen)), None, NULL );
451#endif
452
453 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
454 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 455 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
455 456
456 XrmSetDatabase (dpy, get_resources (false)); 457 XrmSetDatabase (dpy, get_resources (false));
457 458
458#ifdef POINTER_BLANK 459#ifdef POINTER_BLANK
… …
466 XUnloadFont (dpy, f); 467 XUnloadFont (dpy, f);
467#endif 468#endif
468 469
469 int fd = XConnectionNumber (dpy); 470 int fd = XConnectionNumber (dpy);
470 471
471 // try to detect wether we have a local connection. 472 // try to detect whether we have a local connection.
472 // assume unix domains socket == local, everything else not 473 // assume unix domain socket == local, everything else not
473 // TODO: might want to check for inet/127.0.0.1 474 // TODO: might want to check for inet/127.0.0.1
474 is_local = 0; 475 is_local = 0;
475 sockaddr_un sa; 476 sockaddr_un sa;
476 socklen_t sl = sizeof (sa); 477 socklen_t sl = sizeof (sa);
477 478
478 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 479 if (!getsockname (fd, (sockaddr *)&sa, &sl))
479 is_local = sa.sun_family == AF_LOCAL; 480 is_local = sa.sun_family == AF_UNIX;
480 481
482 flush_ev.start ();
481 x_ev.start (fd, EVENT_READ); 483 x_ev.start (fd, ev::READ);
482 fcntl (fd, F_SETFD, FD_CLOEXEC); 484 fcntl (fd, F_SETFD, FD_CLOEXEC);
483 485
484 XSelectInput (dpy, root, PropertyChangeMask); 486 XSelectInput (dpy, root, PropertyChangeMask);
485 487
486 flush (); 488 flush ();
… …
489} 491}
490 492
491void 493void
492rxvt_display::ref_next () 494rxvt_display::ref_next ()
493{ 495{
494 // TODO: somehow check wether the database files/resources changed 496 // TODO: somehow check whether the database files/resources changed
495 // before affording re-loading/parsing 497 // before affording re-loading/parsing
496 XrmDestroyDatabase (XrmGetDatabase (dpy)); 498 XrmDestroyDatabase (XrmGetDatabase (dpy));
499#if XLIB_ILLEGAL_ACCESS
500 /* work around a bug in XrmSetDatabase where it frees the db */
501 dpy->db = 0;
502#endif
497 XrmSetDatabase (dpy, get_resources (true)); 503 XrmSetDatabase (dpy, get_resources (true));
498} 504}
499 505
500rxvt_display::~rxvt_display () 506rxvt_display::~rxvt_display ()
501{ 507{
… …
504 510
505#ifdef POINTER_BLANK 511#ifdef POINTER_BLANK
506 XFreeCursor (dpy, blank_cursor); 512 XFreeCursor (dpy, blank_cursor);
507#endif 513#endif
508 x_ev.stop (); 514 x_ev.stop ();
515 flush_ev.stop ();
509#ifdef USE_XIM 516#ifdef USE_XIM
510 xims.clear (); 517 xims.clear ();
511#endif 518#endif
519 XrmDestroyDatabase (XrmGetDatabase (dpy));
512 XCloseDisplay (dpy); 520 XCloseDisplay (dpy);
513} 521}
514 522
515#ifdef USE_XIM 523#ifdef USE_XIM
516void rxvt_display::im_change_cb () 524void rxvt_display::im_change_cb ()
… …
528 unsigned long nitems, bytes_after; 536 unsigned long nitems, bytes_after;
529 537
530 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 538 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
531 False, XA_ATOM, &actual_type, &actual_format, 539 False, XA_ATOM, &actual_type, &actual_format,
532 &nitems, &bytes_after, (unsigned char **)&atoms) 540 &nitems, &bytes_after, (unsigned char **)&atoms)
533 != Success ) 541 != Success)
534 return; 542 return;
535 543
536 if (actual_type == XA_ATOM && actual_format == 32) 544 if (actual_type == XA_ATOM && actual_format == 32)
537 for (int i = 0; i < nitems; i++) 545 for (int i = 0; i < nitems; i++)
538 if (XGetSelectionOwner (dpy, atoms[i])) 546 if (XGetSelectionOwner (dpy, atoms[i]))
539 { 547 {
540 im_change_cb (); 548 im_change_cb ();
541 break; 549 break;
… …
543 551
544 XFree (atoms); 552 XFree (atoms);
545} 553}
546#endif 554#endif
547 555
548void rxvt_display::x_cb (io_watcher &w, short revents) 556void rxvt_display::x_cb (ev::io &w, int revents)
549{ 557{
558 flush_ev.start ();
559}
560
561void rxvt_display::flush_cb (ev::prepare &w, int revents)
562{
563 while (XEventsQueued (dpy, QueuedAfterFlush))
550 do 564 do
551 { 565 {
552 XEvent xev; 566 XEvent xev;
553 XNextEvent (dpy, &xev); 567 XNextEvent (dpy, &xev);
554 568
555#ifdef USE_XIM 569#ifdef USE_XIM
556 if (!XFilterEvent (&xev, None)) 570 if (!XFilterEvent (&xev, None))
557 { 571 {
558 if (xev.type == PropertyNotify 572 if (xev.type == PropertyNotify
559 && xev.xany.window == root 573 && xev.xany.window == root
560 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 574 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
561 im_change_check (); 575 im_change_check ();
562#endif 576#endif
577 if (xev.type == MappingNotify)
578 XRefreshKeyboardMapping (&xev.xmapping);
579
563 for (int i = xw.size (); i--; ) 580 for (int i = xw.size (); i--; )
564 { 581 {
565 if (!xw[i]) 582 if (!xw[i])
566 xw.erase_unordered (i); 583 xw.erase_unordered (i);
567 else if (xw[i]->window == xev.xany.window) 584 else if (xw[i]->window == xev.xany.window)
568 xw[i]->call (xev); 585 xw[i]->call (xev);
569 } 586 }
570#ifdef USE_XIM 587#ifdef USE_XIM
571 } 588 }
572#endif 589#endif
573 } 590 }
574 while (XEventsQueued (dpy, QueuedAlready)); 591 while (XEventsQueued (dpy, QueuedAlready));
575 592
576 XFlush (dpy); 593 w.stop ();
577}
578
579void rxvt_display::flush ()
580{
581 if (XEventsQueued (dpy, QueuedAlready))
582 x_cb (x_ev, EVENT_READ);
583
584 XFlush (dpy);
585} 594}
586 595
587void rxvt_display::reg (xevent_watcher *w) 596void rxvt_display::reg (xevent_watcher *w)
588{ 597{
589 if (!w->active) 598 if (!w->active)
… …
600 xw[w->active - 1] = 0; 609 xw[w->active - 1] = 0;
601 w->active = 0; 610 w->active = 0;
602 } 611 }
603} 612}
604 613
605void rxvt_display::set_selection_owner (rxvt_term *owner) 614void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
606{ 615{
616 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
617
607 if (selection_owner && selection_owner != owner) 618 if (cur_owner && cur_owner != owner)
608 selection_owner->selection_clear (); 619 {
620 rxvt_term *term = cur_owner;
621 term->selection_clear (clipboard);
622 term->flush ();
623 }
609 624
610 selection_owner = owner; 625 cur_owner = owner;
611} 626}
612 627
613#ifdef USE_XIM 628#ifdef USE_XIM
614 629
615void rxvt_display::reg (im_watcher *w) 630void rxvt_display::reg (im_watcher *w)
… …
628 int l, m; 643 int l, m;
629 644
630 l = strlen (locale); 645 l = strlen (locale);
631 m = strlen (modifiers); 646 m = strlen (modifiers);
632 647
633 if (!(id = (char *)malloc (l + m + 2))) 648 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
634 return 0; 649 return 0;
635 650
636 memcpy (id, locale, l); id[l] = '\n'; 651 memcpy (id, locale, l); id[l] = '\n';
637 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 652 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
638 653
639 rxvt_xim *xim = xims.get (id); 654 rxvt_xim *xim = xims.get (id);
640
641 free (id);
642 655
643 return xim; 656 return xim;
644} 657}
645 658
646void rxvt_display::put_xim (rxvt_xim *xim) 659void rxvt_display::put_xim (rxvt_xim *xim)
… …
668static unsigned int 681static unsigned int
669insert_component (unsigned int value, unsigned int mask, unsigned int shift) 682insert_component (unsigned int value, unsigned int mask, unsigned int shift)
670{ 683{
671 return (value * (mask + 1) >> 16) << shift; 684 return (value * (mask + 1) >> 16) << shift;
672} 685}
673 686
674bool 687bool
675rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 688rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
676{ 689{
690 //TODO: only supports 24 bit
691 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
692
677#if XFT 693#if XFT
678 XRenderPictFormat *format; 694 XRenderPictFormat *format;
679 695
680 // FUCKING Xft gets it wrong, of course, so work around it. 696 // FUCKING Xft gets it wrong, of course, so work around it.
681 // Transparency users should eat shit and die, and then 697 // Transparency users should eat shit and die, and then
… …
685 { 701 {
686 // the fun lies in doing everything manually... 702 // the fun lies in doing everything manually...
687 c.color.red = color.r; 703 c.color.red = color.r;
688 c.color.green = color.g; 704 c.color.green = color.g;
689 c.color.blue = color.b; 705 c.color.blue = color.b;
690 c.color.alpha = color.a; 706 c.color.alpha = alpha;
691 707
708 // ARGB visuals use premultiplied alpha
709 if (format->direct.alphaMask)
710 {
711 c.color.red = c.color.red * alpha / 0xffff;
712 c.color.green = c.color.green * alpha / 0xffff;
713 c.color.blue = c.color.blue * alpha / 0xffff;
714 }
715
692 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red ) 716 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
693 | insert_component (color.g, format->direct.greenMask, format->direct.green) 717 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
694 | insert_component (color.b, format->direct.blueMask , format->direct.blue ) 718 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
695 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha); 719 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
696 720
697 return true; 721 return true;
698 } 722 }
699 else 723 else
700 { 724 {
701 XRenderColor d; 725 XRenderColor d;
702 726
703 d.red = color.r; 727 d.red = color.r;
704 d.green = color.g; 728 d.green = color.g;
705 d.blue = color.b; 729 d.blue = color.b;
706 d.alpha = color.a; 730 d.alpha = alpha;
707 731
708 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 732 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
709 } 733 }
710#else 734#else
711 c.red = color.r; 735 c.red = color.r;
712 c.green = color.g; 736 c.green = color.g;
713 c.blue = color.b; 737 c.blue = color.b;
714 738
715 if (screen->visual->c_class == TrueColor) 739 if (screen->visual->c_class == TrueColor)
716 { 740 {
717 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask )) 741 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
718 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask)) 742 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
719 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask )); 743 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
720 744
721 return true; 745 return true;
722 } 746 }
723 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 747 else if (XAllocColor (screen->dpy, screen->cmap, &c))
724 return true; 748 return true;
… …
736{ 760{
737 rgba c; 761 rgba c;
738 char eos; 762 char eos;
739 int skip; 763 int skip;
740 764
765 c.a = rgba::MAX_CC;
766
741 // parse the nonstandard "[alphapercent]" prefix 767 // parse the nonstandard "[alphapercent]" prefix
742 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 768 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
743 { 769 {
744 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 770 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
745 name += skip; 771 name += skip;
746 } 772 }
747 else
748 c.a = rgba::MAX_CC;
749 773
750 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 774 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
751 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 775 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
752 { 776 {
753 XColor xc, xc_exact; 777 XColor xc;
754 778
755 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 779 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
756 { 780 {
757 c.r = xc.red; 781 c.r = xc.red;
758 c.g = xc.green; 782 c.g = xc.green;
… …
785 { 809 {
786 XColor *colors = new XColor [screen->visual->map_entries]; 810 XColor *colors = new XColor [screen->visual->map_entries];
787 811
788 for (int i = 0; i < cmap_size; i++) 812 for (int i = 0; i < cmap_size; i++)
789 colors [i].pixel = i; 813 colors [i].pixel = i;
790 814
791 // many kilobytes transfer per colour, but pseudocolor isn't worth 815 // many kilobytes transfer per colour, but pseudocolor isn't worth
792 // many extra optimisations. 816 // many extra optimisations.
793 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); 817 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
794 818
795 int diff = 0x7fffffffUL; 819 int diff = 0x7fffffffUL;
… …
808 } 832 }
809 } 833 }
810 834
811 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 835 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
812 // color.r, color.g, color.b, best->red, best->green, best->blue, diff); 836 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
813 837
814 got = alloc (screen, rgba (best->red, best->green, best->blue)); 838 got = alloc (screen, rgba (best->red, best->green, best->blue));
815 839
816 delete [] colors; 840 delete [] colors;
817 } 841 }
818#endif 842#endif
… …
846 color.green = c.g; 870 color.green = c.g;
847 color.blue = c.b; 871 color.blue = c.b;
848 color.pixel = (Pixel)*this; 872 color.pixel = (Pixel)*this;
849} 873}
850 874
851void 875void
852rxvt_color::free (rxvt_screen *screen) 876rxvt_color::free (rxvt_screen *screen)
853{ 877{
854 if (screen->visual->c_class == TrueColor) 878 if (screen->visual->c_class == TrueColor)
855 return; // nothing to do 879 return; // nothing to do
856 880
… …
876 lerp (c.a, to.a, percent) 900 lerp (c.a, to.a, percent)
877 ) 901 )
878 ); 902 );
879} 903}
880 904
905rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
906: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
907{
908 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
909
910 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
911 timer_ev.repeat = 10.;
912 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
913
914 incr_buf = 0;
915 incr_buf_size = incr_buf_fill = 0;
916 selection_wait = Sel_normal;
917 selection_type = selnum;
918}
919
920void
921rxvt_selection::stop ()
922{
923 free (incr_buf);
924 incr_buf = 0;
925 timer_ev.stop ();
926 x_ev.stop (display);
927}
928
929rxvt_selection::~rxvt_selection ()
930{
931 stop ();
932}
933
934void
935rxvt_selection::run ()
936{
937 int selnum = selection_type;
938
939#if ENABLE_FRILLS
940 if (selnum == Sel_Primary && display->selection_owner)
941 {
942 /* internal selection */
943 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
944 finish (str, strlen (str));
945 free (str);
946 return;
947 }
948#endif
949
950#if X_HAVE_UTF8_STRING
951 selection_type = Sel_UTF8String;
952 if (request (display->xa[XA_UTF8_STRING], selnum))
953 return;
954#else
955 selection_type = Sel_CompoundText;
956 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
957 return;
958#endif
959
960 // fallback to CUT_BUFFER0 if the requested property has no owner
961 handle_selection (display->root, XA_CUT_BUFFER0, false);
962}
963
964void
965rxvt_selection::finish (char *data, unsigned int len)
966{
967 if (term)
968 {
969 if (data)
970 term->paste (data, len);
971
972 term->selection_req = 0;
973 delete this;
974 }
975#if ENABLE_PERL
976 else
977 {
978 stop (); // we do not really trust perl callbacks
979 rxvt_perl.selection_finish (this, data, len);
980 }
981#endif
982}
983
984bool
985rxvt_selection::request (Atom target, int selnum)
986{
987 Atom sel;
988
989 selection_type |= selnum;
990
991 if (selnum == Sel_Primary)
992 sel = XA_PRIMARY;
993 else if (selnum == Sel_Secondary)
994 sel = XA_SECONDARY;
995 else
996 sel = display->xa[XA_CLIPBOARD];
997
998 if (XGetSelectionOwner (display->dpy, sel) != None)
999 {
1000 XConvertSelection (display->dpy, sel, target, request_prop,
1001 request_win, request_time);
1002 x_ev.start (display, request_win);
1003 timer_ev.again ();
1004 return true;
1005 }
1006
1007 return false;
1008}
1009
1010void
1011rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1012{
1013 Display *dpy = display->dpy;
1014 char *data = 0;
1015 unsigned int data_len = 0;
1016 unsigned long bytes_after;
1017 XTextProperty ct;
1018
1019 // check for failed XConvertSelection
1020 if (prop == None)
1021 {
1022 bool error = true;
1023 int selnum = selection_type & Sel_whereMask;
1024
1025 if (selection_type & Sel_CompoundText)
1026 {
1027 selection_type = 0;
1028 error = !request (XA_STRING, selnum);
1029 }
1030
1031 if (selection_type & Sel_UTF8String)
1032 {
1033 selection_type = Sel_CompoundText;
1034 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1035 }
1036
1037 if (error)
1038 {
1039 ct.value = 0;
1040 goto bailout;
1041 }
1042
1043 return;
1044 }
1045
1046 // length == (2^31 - 1) / 4, as gdk
1047 if (XGetWindowProperty (dpy, win, prop,
1048 0, 0x1fffffff,
1049 delete_prop, AnyPropertyType,
1050 &ct.encoding, &ct.format,
1051 &ct.nitems, &bytes_after,
1052 &ct.value) != Success)
1053 {
1054 ct.value = 0;
1055 goto bailout;
1056 }
1057
1058 if (ct.encoding == None)
1059 goto bailout;
1060
1061 if (ct.value == 0)
1062 goto bailout;
1063
1064 if (ct.encoding == display->xa[XA_INCR])
1065 {
1066 // INCR selection, start handshake
1067 if (!delete_prop)
1068 XDeleteProperty (dpy, win, prop);
1069
1070 selection_wait = Sel_incr;
1071 timer_ev.again ();
1072
1073 goto bailout;
1074 }
1075
1076 if (ct.nitems == 0)
1077 {
1078 if (selection_wait == Sel_incr)
1079 {
1080 XFree (ct.value);
1081
1082 // finally complete, now paste the whole thing
1083 selection_wait = Sel_normal;
1084 ct.value = (unsigned char *)incr_buf;
1085 ct.nitems = incr_buf_fill;
1086 incr_buf = 0;
1087 timer_ev.stop ();
1088 }
1089 else
1090 {
1091 // avoid recursion
1092 if (win != display->root || prop != XA_CUT_BUFFER0)
1093 {
1094 XFree (ct.value);
1095
1096 // fallback to CUT_BUFFER0 if the requested property
1097 // has an owner but is empty
1098 handle_selection (display->root, XA_CUT_BUFFER0, False);
1099 return;
1100 }
1101
1102 goto bailout;
1103 }
1104 }
1105 else if (selection_wait == Sel_incr)
1106 {
1107 timer_ev.again ();
1108
1109 while (incr_buf_fill + ct.nitems > incr_buf_size)
1110 {
1111 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1112 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1113 }
1114
1115 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1116 incr_buf_fill += ct.nitems;
1117
1118 goto bailout;
1119 }
1120
1121 char **cl;
1122 int cr;
1123
1124 // we honour the first item only
1125
1126#if !ENABLE_MINIMAL
1127 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1128 // so recode it manually
1129 if (ct.encoding == display->xa[XA_UTF8_STRING])
1130 {
1131 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1132 data = rxvt_wcstombs (w);
1133 free (w);
1134 }
1135 else
1136#endif
1137 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1138 && cl)
1139 {
1140 data = strdup (cl[0]);
1141 XFreeStringList (cl);
1142 }
1143 else
1144 {
1145 // paste raw
1146 data = strdup ((const char *)ct.value);
1147 }
1148
1149 data_len = strlen (data);
1150
1151bailout:
1152 XFree (ct.value);
1153
1154 if (selection_wait == Sel_normal)
1155 {
1156 finish (data, data_len);
1157 free (data);
1158 }
1159}
1160
1161void
1162rxvt_selection::timer_cb (ev::timer &w, int revents)
1163{
1164 if (selection_wait == Sel_incr)
1165 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1166
1167 finish ();
1168}
1169
1170void
1171rxvt_selection::x_cb (XEvent &xev)
1172{
1173 switch (xev.type)
1174 {
1175 case PropertyNotify:
1176 if (selection_wait == Sel_incr
1177 && xev.xproperty.atom == request_prop
1178 && xev.xproperty.state == PropertyNewValue)
1179 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1180 break;
1181
1182 case SelectionNotify:
1183 if (selection_wait == Sel_normal
1184 && xev.xselection.time == request_time
1185 && xev.xselection.property == request_prop)
1186 {
1187 timer_ev.stop ();
1188 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1189 }
1190 break;
1191 }
1192}

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