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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.93 by root, Sat Jan 26 10:24:47 2008 UTC vs.
Revision 1.133 by sf-exg, Sun Jun 3 17:48:28 2012 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 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
436
431 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
432 strcat (val, id); 438 strcat (val, id);
439
433 dpy = XOpenDisplay (val); 440 dpy = XOpenDisplay (val);
434 free (val);
435 } 441 }
436 else 442 else
437#endif 443#endif
438 dpy = 0; 444 dpy = 0;
439 445
… …
444 return false; 450 return false;
445 451
446 screen = DefaultScreen (dpy); 452 screen = DefaultScreen (dpy);
447 root = DefaultRootWindow (dpy); 453 root = DefaultRootWindow (dpy);
448 454
449 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 455 assert (ecb_array_length (xa_names) == NUM_XA);
450 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 456 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
451 457
452 XrmSetDatabase (dpy, get_resources (false)); 458 XrmSetDatabase (dpy, get_resources (false));
453 459
454#ifdef POINTER_BLANK 460#ifdef POINTER_BLANK
… …
460 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ', 466 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
461 &blackcolour, &blackcolour); 467 &blackcolour, &blackcolour);
462 XUnloadFont (dpy, f); 468 XUnloadFont (dpy, f);
463#endif 469#endif
464 470
471 flags = 0;
472#if XRENDER
473 int major, minor;
474 if (XRenderQueryVersion (dpy, &major, &minor))
475 {
476 flags |= DISPLAY_HAS_RENDER;
477
478 if (major > 0 || (major == 0 && minor >= 11))
479 flags |= DISPLAY_HAS_RENDER_MUL;
480
481 XFilters *filters = XRenderQueryFilters (dpy, root);
482 if (filters)
483 {
484 for (int i = 0; i < filters->nfilter; i++)
485 if (!strcmp (filters->filter[i], FilterConvolution))
486 flags |= DISPLAY_HAS_RENDER_CONV;
487
488 XFree (filters);
489 }
490 }
491#endif
492
465 int fd = XConnectionNumber (dpy); 493 int fd = XConnectionNumber (dpy);
466 494
467 // try to detect wether we have a local connection. 495 // try to detect whether we have a local connection.
468 // assume unix domain socket == local, everything else not 496 // assume unix domain socket == local, everything else not
469 // TODO: might want to check for inet/127.0.0.1 497 // TODO: might want to check for inet/127.0.0.1
470 is_local = 0; 498 is_local = 0;
471 sockaddr_un sa; 499 sockaddr_un sa;
472 socklen_t sl = sizeof (sa); 500 socklen_t sl = sizeof (sa);
… …
486} 514}
487 515
488void 516void
489rxvt_display::ref_next () 517rxvt_display::ref_next ()
490{ 518{
491 // TODO: somehow check wether the database files/resources changed 519 // TODO: somehow check whether the database files/resources changed
492 // before affording re-loading/parsing 520 // before affording re-loading/parsing
493 XrmDestroyDatabase (XrmGetDatabase (dpy)); 521 XrmDestroyDatabase (XrmGetDatabase (dpy));
522#if XLIB_ILLEGAL_ACCESS
523 /* work around a bug in XrmSetDatabase where it frees the db */
524 dpy->db = 0;
525#endif
494 XrmSetDatabase (dpy, get_resources (true)); 526 XrmSetDatabase (dpy, get_resources (true));
495} 527}
496 528
497rxvt_display::~rxvt_display () 529rxvt_display::~rxvt_display ()
498{ 530{
… …
505 x_ev.stop (); 537 x_ev.stop ();
506 flush_ev.stop (); 538 flush_ev.stop ();
507#ifdef USE_XIM 539#ifdef USE_XIM
508 xims.clear (); 540 xims.clear ();
509#endif 541#endif
542 XrmDestroyDatabase (XrmGetDatabase (dpy));
510 XCloseDisplay (dpy); 543 XCloseDisplay (dpy);
511} 544}
512 545
513#ifdef USE_XIM 546#ifdef USE_XIM
514void rxvt_display::im_change_cb () 547void rxvt_display::im_change_cb ()
… …
526 unsigned long nitems, bytes_after; 559 unsigned long nitems, bytes_after;
527 560
528 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 561 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
529 False, XA_ATOM, &actual_type, &actual_format, 562 False, XA_ATOM, &actual_type, &actual_format,
530 &nitems, &bytes_after, (unsigned char **)&atoms) 563 &nitems, &bytes_after, (unsigned char **)&atoms)
531 != Success ) 564 != Success)
532 return; 565 return;
533 566
534 if (actual_type == XA_ATOM && actual_format == 32) 567 if (actual_type == XA_ATOM && actual_format == 32)
535 for (int i = 0; i < nitems; i++) 568 for (int i = 0; i < nitems; i++)
536 if (XGetSelectionOwner (dpy, atoms[i])) 569 if (XGetSelectionOwner (dpy, atoms[i]))
537 { 570 {
538 im_change_cb (); 571 im_change_cb ();
539 break; 572 break;
… …
543} 576}
544#endif 577#endif
545 578
546void rxvt_display::x_cb (ev::io &w, int revents) 579void rxvt_display::x_cb (ev::io &w, int revents)
547{ 580{
581 flush_ev.start ();
582}
583
584void rxvt_display::flush_cb (ev::prepare &w, int revents)
585{
548 while (XEventsQueued (dpy, QueuedAfterReading)) 586 while (XEventsQueued (dpy, QueuedAfterFlush))
587 do
549 { 588 {
550 XEvent xev; 589 XEvent xev;
551 XNextEvent (dpy, &xev); 590 XNextEvent (dpy, &xev);
552
553 flush_ev.start ();
554 591
555#ifdef USE_XIM 592#ifdef USE_XIM
556 if (!XFilterEvent (&xev, None)) 593 if (!XFilterEvent (&xev, None))
557#endif
558 { 594 {
559 if (xev.type == PropertyNotify 595 if (xev.type == PropertyNotify
560 && xev.xany.window == root 596 && xev.xany.window == root
561 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 597 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
562 im_change_check (); 598 im_change_check ();
599#endif
563 if (xev.type == MappingNotify) 600 if (xev.type == MappingNotify)
564 XRefreshKeyboardMapping (&xev.xmapping); 601 XRefreshKeyboardMapping (&xev.xmapping);
565 602
566 for (int i = xw.size (); i--; ) 603 for (int i = xw.size (); i--; )
567 { 604 {
568 if (!xw[i]) 605 if (!xw[i])
569 xw.erase_unordered (i); 606 xw.erase_unordered (i);
570 else if (xw[i]->window == xev.xany.window) 607 else if (xw[i]->window == xev.xany.window)
571 xw[i]->call (xev); 608 xw[i]->call (xev);
572 } 609 }
610#ifdef USE_XIM
573 } 611 }
612#endif
574 } 613 }
614 while (XEventsQueued (dpy, QueuedAlready));
575 615
576 XFlush (dpy); 616 w.stop ();
577}
578
579void rxvt_display::flush_cb (ev::idle &w, int revents)
580{
581 XFlush (dpy);
582} 617}
583 618
584void rxvt_display::reg (xevent_watcher *w) 619void rxvt_display::reg (xevent_watcher *w)
585{ 620{
586 if (!w->active) 621 if (!w->active)
… …
597 xw[w->active - 1] = 0; 632 xw[w->active - 1] = 0;
598 w->active = 0; 633 w->active = 0;
599 } 634 }
600} 635}
601 636
602void rxvt_display::set_selection_owner (rxvt_term *owner) 637void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
603{ 638{
639 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
640
604 if (selection_owner && selection_owner != owner) 641 if (cur_owner && cur_owner != owner)
605 { 642 {
606 rxvt_term *owner = selection_owner; 643 rxvt_term *term = cur_owner;
607
608 owner->selection_clear (); 644 term->selection_clear (clipboard);
609 owner->flush (); 645 term->flush ();
610 } 646 }
611 647
612 selection_owner = owner; 648 cur_owner = owner;
613} 649}
614 650
615#ifdef USE_XIM 651#ifdef USE_XIM
616 652
617void rxvt_display::reg (im_watcher *w) 653void rxvt_display::reg (im_watcher *w)
… …
630 int l, m; 666 int l, m;
631 667
632 l = strlen (locale); 668 l = strlen (locale);
633 m = strlen (modifiers); 669 m = strlen (modifiers);
634 670
635 if (!(id = (char *)malloc (l + m + 2))) 671 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
636 return 0; 672 return 0;
637 673
638 memcpy (id, locale, l); id[l] = '\n'; 674 memcpy (id, locale, l); id[l] = '\n';
639 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 675 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
640 676
641 rxvt_xim *xim = xims.get (id); 677 rxvt_xim *xim = xims.get (id);
642
643 free (id);
644 678
645 return xim; 679 return xim;
646} 680}
647 681
648void rxvt_display::put_xim (rxvt_xim *xim) 682void rxvt_display::put_xim (rxvt_xim *xim)
… …
657Atom rxvt_display::atom (const char *name) 691Atom rxvt_display::atom (const char *name)
658{ 692{
659 return XInternAtom (dpy, name, False); 693 return XInternAtom (dpy, name, False);
660} 694}
661 695
696Pixmap
697rxvt_display::get_pixmap_property (Atom property)
698{
699 Pixmap pixmap = None;
700
701 int aformat;
702 unsigned long nitems, bytes_after;
703 Atom atype;
704 unsigned char *prop;
705 int result = XGetWindowProperty (dpy, root, property,
706 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
707 &nitems, &bytes_after, &prop);
708 if (result == Success)
709 {
710 if (atype == XA_PIXMAP)
711 pixmap = *(Pixmap *)prop;
712 XFree (prop);
713 }
714
715 return pixmap;
716}
717
662///////////////////////////////////////////////////////////////////////////// 718/////////////////////////////////////////////////////////////////////////////
663 719
664template class refcache<rxvt_display>; 720template class refcache<rxvt_display>;
665refcache<rxvt_display> displays; 721refcache<rxvt_display> displays;
666 722
… …
675 731
676bool 732bool
677rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 733rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
678{ 734{
679 //TODO: only supports 24 bit 735 //TODO: only supports 24 bit
680 int alpha = color.a >= 0xff00 ? 0xffff : color.a; 736 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
681 737
682#if XFT 738#if XFT
683 XRenderPictFormat *format; 739 XRenderPictFormat *format;
684 740
685 // FUCKING Xft gets it wrong, of course, so work around it. 741 // FUCKING Xft gets it wrong, of course, so work around it.
… …
692 c.color.red = color.r; 748 c.color.red = color.r;
693 c.color.green = color.g; 749 c.color.green = color.g;
694 c.color.blue = color.b; 750 c.color.blue = color.b;
695 c.color.alpha = alpha; 751 c.color.alpha = alpha;
696 752
753 // Xft wants premultiplied alpha, but abuses the alpha channel
754 // as blend factor, and doesn't allow us to set the alpha channel
755 c.color.red = c.color.red * alpha / 0xffff;
756 c.color.green = c.color.green * alpha / 0xffff;
757 c.color.blue = c.color.blue * alpha / 0xffff;
758
697 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red ) 759 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
698 | insert_component (color.g, format->direct.greenMask, format->direct.green) 760 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
699 | insert_component (color.b, format->direct.blueMask , format->direct.blue ) 761 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
700 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha); 762 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
701 763
702 return true; 764 return true;
703 } 765 }
704 else 766 else
705 { 767 {
… …
708 d.red = color.r; 770 d.red = color.r;
709 d.green = color.g; 771 d.green = color.g;
710 d.blue = color.b; 772 d.blue = color.b;
711 d.alpha = alpha; 773 d.alpha = alpha;
712 774
713 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 775 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
776 return true;
714 } 777 }
715#else 778#else
716 c.red = color.r; 779 c.red = color.r;
717 c.green = color.g; 780 c.green = color.g;
718 c.blue = color.b; 781 c.blue = color.b;
719 782
720 if (screen->visual->c_class == TrueColor) 783 if (screen->visual->c_class == TrueColor)
721 { 784 {
722 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask )) 785 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
723 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask)) 786 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
724 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask )); 787 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
725 788
726 return true; 789 return true;
727 } 790 }
728 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 791 else if (XAllocColor (screen->dpy, screen->cmap, &c))
729 return true; 792 return true;
730 else 793#endif
794
731 c.pixel = (color.r + color.g + color.b) > 128*3 795 c.pixel = (color.r + color.g + color.b) > 128*3
732 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy)) 796 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
733 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy)); 797 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
734#endif
735 798
736 return false; 799 return false;
737} 800}
738 801
739bool 802bool
… …
881 lerp (c.a, to.a, percent) 944 lerp (c.a, to.a, percent)
882 ) 945 )
883 ); 946 );
884} 947}
885 948
886#if TRACE_PIXMAPS 949rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
887# undef XCreatePixmap 950: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
888# undef XFreePixmap
889Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
890{ 951{
891 Pixmap res = XCreatePixmap (dpy, r, w, h, d); 952 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
892 fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res); 953
954 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
955 timer_ev.repeat = 10.;
956 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
957
958 incr_buf = 0;
959 incr_buf_size = incr_buf_fill = 0;
960 selection_wait = Sel_normal;
961 selection_type = selnum;
962 cb_sv = 0;
963}
964
965void
966rxvt_selection::stop ()
967{
968 free (incr_buf);
969 incr_buf = 0;
970 timer_ev.stop ();
971 x_ev.stop (display);
972}
973
974rxvt_selection::~rxvt_selection ()
975{
976 stop ();
977}
978
979void
980rxvt_selection::run ()
981{
982 int selnum = selection_type;
983
984#if ENABLE_FRILLS
985 if (selnum == Sel_Primary && display->selection_owner)
986 {
987 /* internal selection */
988 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
989 finish (str, strlen (str));
990 free (str);
991 return;
992 }
993#endif
994
995#if X_HAVE_UTF8_STRING
996 selection_type = Sel_UTF8String;
997 if (request (display->xa[XA_UTF8_STRING], selnum))
998 return;
999#else
1000 selection_type = Sel_CompoundText;
1001 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1002 return;
1003#endif
1004
1005 // fallback to CUT_BUFFER0 if the requested property has no owner
1006 handle_selection (display->root, XA_CUT_BUFFER0, false);
1007}
1008
1009void
1010rxvt_selection::finish (char *data, unsigned int len)
1011{
1012 if (!cb_sv)
1013 {
1014 if (data)
1015 term->paste (data, len);
1016
1017 term->selection_req = 0;
1018 delete this;
1019 }
1020#if ENABLE_PERL
1021 else
1022 {
1023 stop (); // we do not really trust perl callbacks
1024 rxvt_perl.selection_finish (this, data, len);
1025 }
1026#endif
1027}
1028
1029bool
1030rxvt_selection::request (Atom target, int selnum)
1031{
1032 Atom sel;
1033
1034 selection_type |= selnum;
1035
1036 if (selnum == Sel_Primary)
1037 sel = XA_PRIMARY;
1038 else if (selnum == Sel_Secondary)
1039 sel = XA_SECONDARY;
1040 else
1041 sel = display->xa[XA_CLIPBOARD];
1042
1043 if (XGetSelectionOwner (display->dpy, sel) != None)
1044 {
1045 XConvertSelection (display->dpy, sel, target, request_prop,
1046 request_win, request_time);
1047 x_ev.start (display, request_win);
1048 timer_ev.again ();
1049 return true;
1050 }
1051
893 return res; 1052 return false;
894} 1053}
895 1054
896void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p) 1055void
1056rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
897{ 1057{
898 fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p); 1058 Display *dpy = display->dpy;
899 XFreePixmap (dpy,p); 1059 char *data = 0;
900} 1060 unsigned int data_len = 0;
1061 unsigned long bytes_after;
1062 XTextProperty ct;
1063
1064 // check for failed XConvertSelection
1065 if (prop == None)
1066 {
1067 bool error = true;
1068 int selnum = selection_type & Sel_whereMask;
1069
1070 if (selection_type & Sel_CompoundText)
1071 {
1072 selection_type = 0;
1073 error = !request (XA_STRING, selnum);
1074 }
1075
1076 if (selection_type & Sel_UTF8String)
1077 {
1078 selection_type = Sel_CompoundText;
1079 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1080 }
1081
1082 if (error)
1083 {
1084 ct.value = 0;
1085 goto bailout;
1086 }
1087
1088 return;
1089 }
1090
1091 // length == (2^31 - 1) / 4, as gdk
1092 if (XGetWindowProperty (dpy, win, prop,
1093 0, 0x1fffffff,
1094 delete_prop, AnyPropertyType,
1095 &ct.encoding, &ct.format,
1096 &ct.nitems, &bytes_after,
1097 &ct.value) != Success)
1098 {
1099 ct.value = 0;
1100 goto bailout;
1101 }
1102
1103 if (ct.encoding == None)
1104 goto bailout;
1105
1106 if (ct.value == 0)
1107 goto bailout;
1108
1109 if (ct.encoding == display->xa[XA_INCR])
1110 {
1111 // INCR selection, start handshake
1112 if (!delete_prop)
1113 XDeleteProperty (dpy, win, prop);
1114
1115 selection_wait = Sel_incr;
1116 timer_ev.again ();
1117
1118 goto bailout;
1119 }
1120
1121 if (ct.nitems == 0)
1122 {
1123 if (selection_wait == Sel_incr)
1124 {
1125 XFree (ct.value);
1126
1127 // finally complete, now paste the whole thing
1128 selection_wait = Sel_normal;
1129 ct.value = (unsigned char *)incr_buf;
1130 ct.nitems = incr_buf_fill;
1131 incr_buf = 0;
1132 timer_ev.stop ();
1133 }
1134 else
1135 {
1136 // avoid recursion
1137 if (win != display->root || prop != XA_CUT_BUFFER0)
1138 {
1139 XFree (ct.value);
1140
1141 // fallback to CUT_BUFFER0 if the requested property
1142 // has an owner but is empty
1143 handle_selection (display->root, XA_CUT_BUFFER0, False);
1144 return;
1145 }
1146
1147 goto bailout;
1148 }
1149 }
1150 else if (selection_wait == Sel_incr)
1151 {
1152 timer_ev.again ();
1153
1154 while (incr_buf_fill + ct.nitems > incr_buf_size)
1155 {
1156 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1157 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1158 }
1159
1160 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1161 incr_buf_fill += ct.nitems;
1162
1163 goto bailout;
1164 }
1165
1166 char **cl;
1167 int cr;
1168
1169 // we honour the first item only
1170
1171#if !ENABLE_MINIMAL
1172 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1173 // so recode it manually
1174 if (ct.encoding == display->xa[XA_UTF8_STRING])
1175 {
1176 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1177 data = rxvt_wcstombs (w);
1178 free (w);
1179 }
1180 else
901#endif 1181#endif
1182 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1183 && cl)
1184 {
1185 data = strdup (cl[0]);
1186 XFreeStringList (cl);
1187 }
1188 else
1189 {
1190 // paste raw
1191 data = strdup ((const char *)ct.value);
1192 }
1193
1194 data_len = strlen (data);
1195
1196bailout:
1197 XFree (ct.value);
1198
1199 if (selection_wait == Sel_normal)
1200 {
1201 finish (data, data_len);
1202 free (data);
1203 }
1204}
1205
1206void
1207rxvt_selection::timer_cb (ev::timer &w, int revents)
1208{
1209 if (selection_wait == Sel_incr)
1210 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1211
1212 finish ();
1213}
1214
1215void
1216rxvt_selection::x_cb (XEvent &xev)
1217{
1218 switch (xev.type)
1219 {
1220 case PropertyNotify:
1221 if (selection_wait == Sel_incr
1222 && xev.xproperty.atom == request_prop
1223 && xev.xproperty.state == PropertyNewValue)
1224 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1225 break;
1226
1227 case SelectionNotify:
1228 if (selection_wait == Sel_normal
1229 && xev.xselection.time == request_time)
1230 {
1231 timer_ev.stop ();
1232 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1233 }
1234 break;
1235 }
1236}

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