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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.87 by root, Mon Dec 24 08:21:39 2007 UTC vs.
Revision 1.123 by sf-exg, Thu Mar 24 23:55:31 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) 2003-2007 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
… …
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;
… …
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, selection_owner (0) 299, selection_owner (0)
300, clipboard_owner (0)
301{ 301{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this); 302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this); 303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
304} 304}
305 305
… …
312 /* 312 /*
313 * get resources using the X library function 313 * get resources using the X library function
314 */ 314 */
315 char *displayResource, *xe; 315 char *displayResource, *xe;
316 XrmDatabase rdb1, database = 0; 316 XrmDatabase rdb1, database = 0;
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
317 322
318 // 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
319 // as opposed to "standard practise", we always read in ~/.Xdefaults 324 // as opposed to "standard practise", we always read in ~/.Xdefaults
320 325
321 // 6. System wide per application default file. 326 // 6. System wide per application default file.
… …
360 XA_STRING, &actual_type, &actual_format, 365 XA_STRING, &actual_type, &actual_format,
361 &nitems, &nremaining, 366 &nitems, &nremaining,
362 (unsigned char **)&val) == Success 367 (unsigned char **)&val) == Success
363 && actual_type == XA_STRING 368 && actual_type == XA_STRING
364 && actual_format == 8) 369 && actual_format == 8)
365 displayResource = val; 370 displayResource = val;
366 else 371 else
367 { 372 {
368 displayResource = 0; 373 displayResource = 0;
369 374
370 if (val) 375 if (val)
371 XFree(val); 376 XFree (val);
372 } 377 }
373 378
374#if XLIB_ILLEGAL_ACCESS 379#if XLIB_ILLEGAL_ACCESS
375 dpy->xdefaults = displayResource; 380 dpy->xdefaults = displayResource;
376#endif 381#endif
377 } 382 }
… …
425bool rxvt_display::ref_init () 430bool rxvt_display::ref_init ()
426{ 431{
427#ifdef LOCAL_X_IS_UNIX 432#ifdef LOCAL_X_IS_UNIX
428 if (id[0] == ':') 433 if (id[0] == ':')
429 { 434 {
430 val = rxvt_malloc (5 + strlen (id) + 1); 435 if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
436 return false;
431 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
432 strcat (val, id); 438 strcat (val, id);
433 dpy = XOpenDisplay (val); 439 dpy = XOpenDisplay (val);
434 free (val);
435 } 440 }
436 else 441 else
437#endif 442#endif
438 dpy = 0; 443 dpy = 0;
439 444
… …
444 return false; 449 return false;
445 450
446 screen = DefaultScreen (dpy); 451 screen = DefaultScreen (dpy);
447 root = DefaultRootWindow (dpy); 452 root = DefaultRootWindow (dpy);
448 453
449 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 454 assert (ARRAY_LENGTH(xa_names) == NUM_XA);
450 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 455 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
451 456
452 XrmSetDatabase (dpy, get_resources (false)); 457 XrmSetDatabase (dpy, get_resources (false));
453 458
454#ifdef POINTER_BLANK 459#ifdef POINTER_BLANK
… …
462 XUnloadFont (dpy, f); 467 XUnloadFont (dpy, f);
463#endif 468#endif
464 469
465 int fd = XConnectionNumber (dpy); 470 int fd = XConnectionNumber (dpy);
466 471
467 // try to detect wether we have a local connection. 472 // try to detect whether we have a local connection.
468 // assume unix domain socket == local, everything else not 473 // assume unix domain socket == local, everything else not
469 // TODO: might want to check for inet/127.0.0.1 474 // TODO: might want to check for inet/127.0.0.1
470 is_local = 0; 475 is_local = 0;
471 sockaddr_un sa; 476 sockaddr_un sa;
472 socklen_t sl = sizeof (sa); 477 socklen_t sl = sizeof (sa);
… …
486} 491}
487 492
488void 493void
489rxvt_display::ref_next () 494rxvt_display::ref_next ()
490{ 495{
491 // TODO: somehow check wether the database files/resources changed 496 // TODO: somehow check whether the database files/resources changed
492 // before affording re-loading/parsing 497 // before affording re-loading/parsing
493 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
494 XrmSetDatabase (dpy, get_resources (true)); 503 XrmSetDatabase (dpy, get_resources (true));
495} 504}
496 505
497rxvt_display::~rxvt_display () 506rxvt_display::~rxvt_display ()
498{ 507{
… …
505 x_ev.stop (); 514 x_ev.stop ();
506 flush_ev.stop (); 515 flush_ev.stop ();
507#ifdef USE_XIM 516#ifdef USE_XIM
508 xims.clear (); 517 xims.clear ();
509#endif 518#endif
519 XrmDestroyDatabase (XrmGetDatabase (dpy));
510 XCloseDisplay (dpy); 520 XCloseDisplay (dpy);
511} 521}
512 522
513#ifdef USE_XIM 523#ifdef USE_XIM
514void rxvt_display::im_change_cb () 524void rxvt_display::im_change_cb ()
… …
526 unsigned long nitems, bytes_after; 536 unsigned long nitems, bytes_after;
527 537
528 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 538 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
529 False, XA_ATOM, &actual_type, &actual_format, 539 False, XA_ATOM, &actual_type, &actual_format,
530 &nitems, &bytes_after, (unsigned char **)&atoms) 540 &nitems, &bytes_after, (unsigned char **)&atoms)
531 != Success ) 541 != Success)
532 return; 542 return;
533 543
534 if (actual_type == XA_ATOM && actual_format == 32) 544 if (actual_type == XA_ATOM && actual_format == 32)
535 for (int i = 0; i < nitems; i++) 545 for (int i = 0; i < nitems; i++)
536 if (XGetSelectionOwner (dpy, atoms[i])) 546 if (XGetSelectionOwner (dpy, atoms[i]))
537 { 547 {
538 im_change_cb (); 548 im_change_cb ();
539 break; 549 break;
… …
543} 553}
544#endif 554#endif
545 555
546void rxvt_display::x_cb (ev::io &w, int revents) 556void rxvt_display::x_cb (ev::io &w, int revents)
547{ 557{
558 flush_ev.start ();
559}
560
561void rxvt_display::flush_cb (ev::prepare &w, int revents)
562{
548 while (XEventsQueued (dpy, QueuedAfterReading)) 563 while (XEventsQueued (dpy, QueuedAfterFlush))
564 do
549 { 565 {
550 XEvent xev; 566 XEvent xev;
551 XNextEvent (dpy, &xev); 567 XNextEvent (dpy, &xev);
552 568
553#ifdef USE_XIM 569#ifdef USE_XIM
554 if (!XFilterEvent (&xev, None)) 570 if (!XFilterEvent (&xev, None))
555 { 571 {
556 if (xev.type == PropertyNotify 572 if (xev.type == PropertyNotify
557 && xev.xany.window == root 573 && xev.xany.window == root
558 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 574 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
559 im_change_check (); 575 im_change_check ();
560#endif 576#endif
561 if (xev.type == MappingNotify) 577 if (xev.type == MappingNotify)
562 XRefreshKeyboardMapping (&xev.xmapping); 578 XRefreshKeyboardMapping (&xev.xmapping);
563 579
564 for (int i = xw.size (); i--; ) 580 for (int i = xw.size (); i--; )
565 { 581 {
566 if (!xw[i]) 582 if (!xw[i])
567 xw.erase_unordered (i); 583 xw.erase_unordered (i);
568 else if (xw[i]->window == xev.xany.window) 584 else if (xw[i]->window == xev.xany.window)
569 xw[i]->call (xev); 585 xw[i]->call (xev);
570 } 586 }
571#ifdef USE_XIM 587#ifdef USE_XIM
572 } 588 }
573#endif 589#endif
574 } 590 }
575} 591 while (XEventsQueued (dpy, QueuedAlready));
576 592
577void rxvt_display::flush_cb (ev::prepare &w, int revents)
578{
579 w.stop (); 593 w.stop ();
580 XFlush (dpy);
581} 594}
582 595
583void rxvt_display::reg (xevent_watcher *w) 596void rxvt_display::reg (xevent_watcher *w)
584{ 597{
585 if (!w->active) 598 if (!w->active)
… …
596 xw[w->active - 1] = 0; 609 xw[w->active - 1] = 0;
597 w->active = 0; 610 w->active = 0;
598 } 611 }
599} 612}
600 613
601void rxvt_display::set_selection_owner (rxvt_term *owner) 614void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
602{ 615{
616 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
617
603 if (selection_owner && selection_owner != owner) 618 if (cur_owner && cur_owner != owner)
604 { 619 {
605 rxvt_term *owner = selection_owner; 620 rxvt_term *term = cur_owner;
606
607 owner->selection_clear (); 621 term->selection_clear (clipboard);
608 owner->flush (); 622 term->flush ();
609 } 623 }
610 624
611 selection_owner = owner; 625 cur_owner = owner;
612} 626}
613 627
614#ifdef USE_XIM 628#ifdef USE_XIM
615 629
616void rxvt_display::reg (im_watcher *w) 630void rxvt_display::reg (im_watcher *w)
… …
629 int l, m; 643 int l, m;
630 644
631 l = strlen (locale); 645 l = strlen (locale);
632 m = strlen (modifiers); 646 m = strlen (modifiers);
633 647
634 if (!(id = (char *)malloc (l + m + 2))) 648 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
635 return 0; 649 return 0;
636 650
637 memcpy (id, locale, l); id[l] = '\n'; 651 memcpy (id, locale, l); id[l] = '\n';
638 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 652 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
639 653
640 rxvt_xim *xim = xims.get (id); 654 rxvt_xim *xim = xims.get (id);
641
642 free (id);
643 655
644 return xim; 656 return xim;
645} 657}
646 658
647void rxvt_display::put_xim (rxvt_xim *xim) 659void rxvt_display::put_xim (rxvt_xim *xim)
… …
673} 685}
674 686
675bool 687bool
676rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 688rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
677{ 689{
690 //TODO: only supports 24 bit
691 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
692
678#if XFT 693#if XFT
679 XRenderPictFormat *format; 694 XRenderPictFormat *format;
680 695
681 // FUCKING Xft gets it wrong, of course, so work around it. 696 // FUCKING Xft gets it wrong, of course, so work around it.
682 // Transparency users should eat shit and die, and then 697 // Transparency users should eat shit and die, and then
… …
686 { 701 {
687 // the fun lies in doing everything manually... 702 // the fun lies in doing everything manually...
688 c.color.red = color.r; 703 c.color.red = color.r;
689 c.color.green = color.g; 704 c.color.green = color.g;
690 c.color.blue = color.b; 705 c.color.blue = color.b;
691 c.color.alpha = color.a; 706 c.color.alpha = alpha;
692 707
693 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red ) 708 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
694 | insert_component (color.g, format->direct.greenMask, format->direct.green) 709 | insert_component (color.g, format->direct.greenMask, format->direct.green)
695 | insert_component (color.b, format->direct.blueMask , format->direct.blue ) 710 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
696 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha); 711 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
697 712
698 return true; 713 return true;
699 } 714 }
700 else 715 else
701 { 716 {
702 XRenderColor d; 717 XRenderColor d;
703 718
704 d.red = color.r; 719 d.red = color.r;
705 d.green = color.g; 720 d.green = color.g;
706 d.blue = color.b; 721 d.blue = color.b;
707 d.alpha = color.a; 722 d.alpha = alpha;
708 723
709 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 724 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
710 } 725 }
711#else 726#else
712 c.red = color.r; 727 c.red = color.r;
713 c.green = color.g; 728 c.green = color.g;
714 c.blue = color.b; 729 c.blue = color.b;
715 730
716 if (screen->visual->c_class == TrueColor) 731 if (screen->visual->c_class == TrueColor)
717 { 732 {
718 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask )) 733 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
719 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask)) 734 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
720 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask )); 735 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
721 736
722 return true; 737 return true;
723 } 738 }
724 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 739 else if (XAllocColor (screen->dpy, screen->cmap, &c))
725 return true; 740 return true;
… …
737{ 752{
738 rgba c; 753 rgba c;
739 char eos; 754 char eos;
740 int skip; 755 int skip;
741 756
757 c.a = rgba::MAX_CC;
758
742 // parse the nonstandard "[alphapercent]" prefix 759 // parse the nonstandard "[alphapercent]" prefix
743 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 760 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
744 { 761 {
745 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 762 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
746 name += skip; 763 name += skip;
747 } 764 }
748 else
749 c.a = rgba::MAX_CC;
750 765
751 // parse the non-standard "#aarrggbb" format
752 if (name[0] == '#' && strlen (name) == 1+2+2+2+2 && 4 == sscanf (name+1, "%2hx%2hx%2hx%2hx%c", &c.a, &c.r, &c.g, &c.b, &eos))
753 {
754 if (c.r)
755 c.r = (c.r << 8) | 0x0ff;
756 if (c.g)
757 c.g = (c.g << 8) | 0x0ff;
758 if (c.b)
759 c.b = (c.b << 8) | 0x0ff;
760 if (c.a)
761 c.a = (c.a << 8) | 0x0ff;
762 }
763 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 766 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
764 else if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 767 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
765 { 768 {
766 XColor xc; 769 XColor xc;
767 770
768 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 771 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
769 { 772 {
… …
889 lerp (c.a, to.a, percent) 892 lerp (c.a, to.a, percent)
890 ) 893 )
891 ); 894 );
892} 895}
893 896
894#if TRACE_PIXMAPS 897rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
895# undef XCreatePixmap 898: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
896# undef XFreePixmap
897Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
898{ 899{
899 Pixmap res = XCreatePixmap (dpy, r, w, h, d); 900 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
900 fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res); 901
902 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
903 timer_ev.repeat = 10.;
904 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
905
906 incr_buf = 0;
907 incr_buf_size = incr_buf_fill = 0;
908 selection_wait = Sel_normal;
909 selection_type = selnum;
910}
911
912void
913rxvt_selection::stop ()
914{
915 free (incr_buf);
916 incr_buf = 0;
917 timer_ev.stop ();
918 x_ev.stop (display);
919}
920
921rxvt_selection::~rxvt_selection ()
922{
923 stop ();
924}
925
926void
927rxvt_selection::run ()
928{
929 int selnum = selection_type;
930
931#if ENABLE_FRILLS
932 if (selnum == Sel_Primary && display->selection_owner)
933 {
934 /* internal selection */
935 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
936 finish (str, strlen (str));
937 free (str);
938 return;
939 }
940#endif
941
942#if X_HAVE_UTF8_STRING
943 selection_type = Sel_UTF8String;
944 if (request (display->xa[XA_UTF8_STRING], selnum))
945 return;
946#else
947 selection_type = Sel_CompoundText;
948 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
949 return;
950#endif
951
952 // fallback to CUT_BUFFER0 if the requested property has no owner
953 handle_selection (display->root, XA_CUT_BUFFER0, false);
954}
955
956void
957rxvt_selection::finish (char *data, unsigned int len)
958{
959 if (term)
960 {
961 if (data)
962 term->paste (data, len);
963
964 term->selection_req = 0;
965 delete this;
966 }
967#if ENABLE_PERL
968 else
969 {
970 stop (); // we do not really trust perl callbacks
971 rxvt_perl.selection_finish (this, data, len);
972 }
973#endif
974}
975
976bool
977rxvt_selection::request (Atom target, int selnum)
978{
979 Atom sel;
980
981 selection_type |= selnum;
982
983 if (selnum == Sel_Primary)
984 sel = XA_PRIMARY;
985 else if (selnum == Sel_Secondary)
986 sel = XA_SECONDARY;
987 else
988 sel = display->xa[XA_CLIPBOARD];
989
990 if (XGetSelectionOwner (display->dpy, sel) != None)
991 {
992 XConvertSelection (display->dpy, sel, target, request_prop,
993 request_win, request_time);
994 x_ev.start (display, request_win);
995 timer_ev.again ();
996 return true;
997 }
998
901 return res; 999 return false;
902} 1000}
903 1001
904void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p) 1002void
1003rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
905{ 1004{
906 fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p); 1005 Display *dpy = display->dpy;
907 XFreePixmap (dpy,p); 1006 char *data = 0;
908} 1007 unsigned int data_len = 0;
1008 unsigned long bytes_after;
1009 XTextProperty ct;
1010
1011 // check for failed XConvertSelection
1012 if (prop == None)
1013 {
1014 bool error = true;
1015 int selnum = selection_type & Sel_whereMask;
1016
1017 if (selection_type & Sel_CompoundText)
1018 {
1019 selection_type = 0;
1020 error = !request (XA_STRING, selnum);
1021 }
1022
1023 if (selection_type & Sel_UTF8String)
1024 {
1025 selection_type = Sel_CompoundText;
1026 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1027 }
1028
1029 if (error)
1030 {
1031 ct.value = 0;
1032 goto bailout;
1033 }
1034
1035 return;
1036 }
1037
1038 // length == (2^31 - 1) / 4, as gdk
1039 if (XGetWindowProperty (dpy, win, prop,
1040 0, 0x1fffffff,
1041 delete_prop, AnyPropertyType,
1042 &ct.encoding, &ct.format,
1043 &ct.nitems, &bytes_after,
1044 &ct.value) != Success)
1045 {
1046 ct.value = 0;
1047 goto bailout;
1048 }
1049
1050 if (ct.encoding == None)
1051 goto bailout;
1052
1053 if (ct.value == 0)
1054 goto bailout;
1055
1056 if (ct.encoding == display->xa[XA_INCR])
1057 {
1058 // INCR selection, start handshake
1059 if (!delete_prop)
1060 XDeleteProperty (dpy, win, prop);
1061
1062 selection_wait = Sel_incr;
1063 timer_ev.again ();
1064
1065 goto bailout;
1066 }
1067
1068 if (ct.nitems == 0)
1069 {
1070 if (selection_wait == Sel_incr)
1071 {
1072 XFree (ct.value);
1073
1074 // finally complete, now paste the whole thing
1075 selection_wait = Sel_normal;
1076 ct.value = (unsigned char *)incr_buf;
1077 ct.nitems = incr_buf_fill;
1078 incr_buf = 0;
1079 timer_ev.stop ();
1080 }
1081 else
1082 {
1083 // avoid recursion
1084 if (win != display->root || prop != XA_CUT_BUFFER0)
1085 {
1086 XFree (ct.value);
1087
1088 // fallback to CUT_BUFFER0 if the requested property
1089 // has an owner but is empty
1090 handle_selection (display->root, XA_CUT_BUFFER0, False);
1091 return;
1092 }
1093
1094 goto bailout;
1095 }
1096 }
1097 else if (selection_wait == Sel_incr)
1098 {
1099 timer_ev.again ();
1100
1101 while (incr_buf_fill + ct.nitems > incr_buf_size)
1102 {
1103 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1104 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1105 }
1106
1107 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1108 incr_buf_fill += ct.nitems;
1109
1110 goto bailout;
1111 }
1112
1113 char **cl;
1114 int cr;
1115
1116 // we honour the first item only
1117
1118#if !ENABLE_MINIMAL
1119 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1120 // so recode it manually
1121 if (ct.encoding == display->xa[XA_UTF8_STRING])
1122 {
1123 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1124 data = rxvt_wcstombs (w);
1125 free (w);
1126 }
1127 else
909#endif 1128#endif
1129 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1130 && cl)
1131 {
1132 data = strdup (cl[0]);
1133 XFreeStringList (cl);
1134 }
1135 else
1136 {
1137 // paste raw
1138 data = strdup ((const char *)ct.value);
1139 }
1140
1141 data_len = strlen (data);
1142
1143bailout:
1144 XFree (ct.value);
1145
1146 if (selection_wait == Sel_normal)
1147 {
1148 finish (data, data_len);
1149 free (data);
1150 }
1151}
1152
1153void
1154rxvt_selection::timer_cb (ev::timer &w, int revents)
1155{
1156 if (selection_wait == Sel_incr)
1157 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1158
1159 finish ();
1160}
1161
1162void
1163rxvt_selection::x_cb (XEvent &xev)
1164{
1165 switch (xev.type)
1166 {
1167 case PropertyNotify:
1168 if (selection_wait == Sel_incr
1169 && xev.xproperty.atom == request_prop
1170 && xev.xproperty.state == PropertyNewValue)
1171 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1172 break;
1173
1174 case SelectionNotify:
1175 if (selection_wait == Sel_normal
1176 && xev.xselection.time == request_time
1177 && xev.xselection.property == request_prop)
1178 {
1179 timer_ev.stop ();
1180 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1181 }
1182 break;
1183 }
1184}

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