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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.68 by root, Tue Jun 26 00:40:19 2007 UTC vs.
Revision 1.131 by root, Fri Feb 24 07:10:54 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) 2003-2006 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
… …
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 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
436
430 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
431 strcat (val, id); 438 strcat (val, id);
439
432 dpy = XOpenDisplay (val); 440 dpy = XOpenDisplay (val);
433 free (val);
434 } 441 }
435 else 442 else
436#endif 443#endif
437 dpy = 0; 444 dpy = 0;
438 445
… …
443 return false; 450 return false;
444 451
445 screen = DefaultScreen (dpy); 452 screen = DefaultScreen (dpy);
446 root = DefaultRootWindow (dpy); 453 root = DefaultRootWindow (dpy);
447 454
448#ifdef HAVE_AFTERIMAGE 455 assert (ecb_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),
451 XVisualIDFromVisual (DefaultVisual (dpy, screen)), None, NULL);
452#endif
453
454 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
455 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 456 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
456 457
457 XrmSetDatabase (dpy, get_resources (false)); 458 XrmSetDatabase (dpy, get_resources (false));
458 459
459#ifdef POINTER_BLANK 460#ifdef POINTER_BLANK
… …
467 XUnloadFont (dpy, f); 468 XUnloadFont (dpy, f);
468#endif 469#endif
469 470
470 int fd = XConnectionNumber (dpy); 471 int fd = XConnectionNumber (dpy);
471 472
472 // try to detect wether we have a local connection. 473 // try to detect whether we have a local connection.
473 // assume unix domains socket == local, everything else not 474 // assume unix domain socket == local, everything else not
474 // TODO: might want to check for inet/127.0.0.1 475 // TODO: might want to check for inet/127.0.0.1
475 is_local = 0; 476 is_local = 0;
476 sockaddr_un sa; 477 sockaddr_un sa;
477 socklen_t sl = sizeof (sa); 478 socklen_t sl = sizeof (sa);
478 479
479 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 480 if (!getsockname (fd, (sockaddr *)&sa, &sl))
480 is_local = sa.sun_family == AF_UNIX; 481 is_local = sa.sun_family == AF_UNIX;
481 482
483 flush_ev.start ();
482 x_ev.start (fd, EVENT_READ); 484 x_ev.start (fd, ev::READ);
483 fcntl (fd, F_SETFD, FD_CLOEXEC); 485 fcntl (fd, F_SETFD, FD_CLOEXEC);
484 486
485 XSelectInput (dpy, root, PropertyChangeMask); 487 XSelectInput (dpy, root, PropertyChangeMask);
486 488
487 flush (); 489 flush ();
… …
490} 492}
491 493
492void 494void
493rxvt_display::ref_next () 495rxvt_display::ref_next ()
494{ 496{
495 // TODO: somehow check wether the database files/resources changed 497 // TODO: somehow check whether the database files/resources changed
496 // before affording re-loading/parsing 498 // before affording re-loading/parsing
497 XrmDestroyDatabase (XrmGetDatabase (dpy)); 499 XrmDestroyDatabase (XrmGetDatabase (dpy));
500#if XLIB_ILLEGAL_ACCESS
501 /* work around a bug in XrmSetDatabase where it frees the db */
502 dpy->db = 0;
503#endif
498 XrmSetDatabase (dpy, get_resources (true)); 504 XrmSetDatabase (dpy, get_resources (true));
499} 505}
500 506
501rxvt_display::~rxvt_display () 507rxvt_display::~rxvt_display ()
502{ 508{
… …
505 511
506#ifdef POINTER_BLANK 512#ifdef POINTER_BLANK
507 XFreeCursor (dpy, blank_cursor); 513 XFreeCursor (dpy, blank_cursor);
508#endif 514#endif
509 x_ev.stop (); 515 x_ev.stop ();
516 flush_ev.stop ();
510#ifdef USE_XIM 517#ifdef USE_XIM
511 xims.clear (); 518 xims.clear ();
512#endif 519#endif
520 XrmDestroyDatabase (XrmGetDatabase (dpy));
513 XCloseDisplay (dpy); 521 XCloseDisplay (dpy);
514} 522}
515 523
516#ifdef USE_XIM 524#ifdef USE_XIM
517void rxvt_display::im_change_cb () 525void rxvt_display::im_change_cb ()
… …
529 unsigned long nitems, bytes_after; 537 unsigned long nitems, bytes_after;
530 538
531 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 539 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
532 False, XA_ATOM, &actual_type, &actual_format, 540 False, XA_ATOM, &actual_type, &actual_format,
533 &nitems, &bytes_after, (unsigned char **)&atoms) 541 &nitems, &bytes_after, (unsigned char **)&atoms)
534 != Success ) 542 != Success)
535 return; 543 return;
536 544
537 if (actual_type == XA_ATOM && actual_format == 32) 545 if (actual_type == XA_ATOM && actual_format == 32)
538 for (int i = 0; i < nitems; i++) 546 for (int i = 0; i < nitems; i++)
539 if (XGetSelectionOwner (dpy, atoms[i])) 547 if (XGetSelectionOwner (dpy, atoms[i]))
540 { 548 {
541 im_change_cb (); 549 im_change_cb ();
542 break; 550 break;
… …
544 552
545 XFree (atoms); 553 XFree (atoms);
546} 554}
547#endif 555#endif
548 556
549void rxvt_display::x_cb (io_watcher &w, short revents) 557void rxvt_display::x_cb (ev::io &w, int revents)
550{ 558{
559 flush_ev.start ();
560}
561
562void rxvt_display::flush_cb (ev::prepare &w, int revents)
563{
564 while (XEventsQueued (dpy, QueuedAfterFlush))
551 do 565 do
552 { 566 {
553 XEvent xev; 567 XEvent xev;
554 XNextEvent (dpy, &xev); 568 XNextEvent (dpy, &xev);
555 569
556#ifdef USE_XIM 570#ifdef USE_XIM
557 if (!XFilterEvent (&xev, None)) 571 if (!XFilterEvent (&xev, None))
558 { 572 {
559 if (xev.type == PropertyNotify 573 if (xev.type == PropertyNotify
560 && xev.xany.window == root 574 && xev.xany.window == root
561 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 575 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
562 im_change_check (); 576 im_change_check ();
563#endif 577#endif
578 if (xev.type == MappingNotify)
579 XRefreshKeyboardMapping (&xev.xmapping);
580
564 for (int i = xw.size (); i--; ) 581 for (int i = xw.size (); i--; )
565 { 582 {
566 if (!xw[i]) 583 if (!xw[i])
567 xw.erase_unordered (i); 584 xw.erase_unordered (i);
568 else if (xw[i]->window == xev.xany.window) 585 else if (xw[i]->window == xev.xany.window)
569 xw[i]->call (xev); 586 xw[i]->call (xev);
570 } 587 }
571#ifdef USE_XIM 588#ifdef USE_XIM
572 } 589 }
573#endif 590#endif
574 } 591 }
575 while (XEventsQueued (dpy, QueuedAlready)); 592 while (XEventsQueued (dpy, QueuedAlready));
576 593
577 XFlush (dpy); 594 w.stop ();
578}
579
580void rxvt_display::flush ()
581{
582 if (XEventsQueued (dpy, QueuedAlready))
583 x_cb (x_ev, EVENT_READ);
584
585 XFlush (dpy);
586} 595}
587 596
588void rxvt_display::reg (xevent_watcher *w) 597void rxvt_display::reg (xevent_watcher *w)
589{ 598{
590 if (!w->active) 599 if (!w->active)
… …
601 xw[w->active - 1] = 0; 610 xw[w->active - 1] = 0;
602 w->active = 0; 611 w->active = 0;
603 } 612 }
604} 613}
605 614
606void rxvt_display::set_selection_owner (rxvt_term *owner) 615void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
607{ 616{
617 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
618
608 if (selection_owner && selection_owner != owner) 619 if (cur_owner && cur_owner != owner)
609 selection_owner->selection_clear (); 620 {
621 rxvt_term *term = cur_owner;
622 term->selection_clear (clipboard);
623 term->flush ();
624 }
610 625
611 selection_owner = owner; 626 cur_owner = owner;
612} 627}
613 628
614#ifdef USE_XIM 629#ifdef USE_XIM
615 630
616void rxvt_display::reg (im_watcher *w) 631void rxvt_display::reg (im_watcher *w)
… …
629 int l, m; 644 int l, m;
630 645
631 l = strlen (locale); 646 l = strlen (locale);
632 m = strlen (modifiers); 647 m = strlen (modifiers);
633 648
634 if (!(id = (char *)malloc (l + m + 2))) 649 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
635 return 0; 650 return 0;
636 651
637 memcpy (id, locale, l); id[l] = '\n'; 652 memcpy (id, locale, l); id[l] = '\n';
638 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 653 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
639 654
640 rxvt_xim *xim = xims.get (id); 655 rxvt_xim *xim = xims.get (id);
641
642 free (id);
643 656
644 return xim; 657 return xim;
645} 658}
646 659
647void rxvt_display::put_xim (rxvt_xim *xim) 660void rxvt_display::put_xim (rxvt_xim *xim)
… …
669static unsigned int 682static unsigned int
670insert_component (unsigned int value, unsigned int mask, unsigned int shift) 683insert_component (unsigned int value, unsigned int mask, unsigned int shift)
671{ 684{
672 return (value * (mask + 1) >> 16) << shift; 685 return (value * (mask + 1) >> 16) << shift;
673} 686}
674 687
675bool 688bool
676rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 689rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
677{ 690{
691 //TODO: only supports 24 bit
692 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
693
678#if XFT 694#if XFT
679 XRenderPictFormat *format; 695 XRenderPictFormat *format;
680 696
681 // FUCKING Xft gets it wrong, of course, so work around it. 697 // FUCKING Xft gets it wrong, of course, so work around it.
682 // Transparency users should eat shit and die, and then 698 // Transparency users should eat shit and die, and then
… …
686 { 702 {
687 // the fun lies in doing everything manually... 703 // the fun lies in doing everything manually...
688 c.color.red = color.r; 704 c.color.red = color.r;
689 c.color.green = color.g; 705 c.color.green = color.g;
690 c.color.blue = color.b; 706 c.color.blue = color.b;
691 c.color.alpha = color.a; 707 c.color.alpha = alpha;
692 708
709 // Xft wants premultiplied alpha, but abuses the alpha channel
710 // as blend factor, and doesn't allow us to set the alpha channel
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
693 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red ) 715 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
694 | insert_component (color.g, format->direct.greenMask, format->direct.green) 716 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
695 | insert_component (color.b, format->direct.blueMask , format->direct.blue ) 717 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
696 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha); 718 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
697 719
698 return true; 720 return true;
699 } 721 }
700 else 722 else
701 { 723 {
702 XRenderColor d; 724 XRenderColor d;
703 725
704 d.red = color.r; 726 d.red = color.r;
705 d.green = color.g; 727 d.green = color.g;
706 d.blue = color.b; 728 d.blue = color.b;
707 d.alpha = color.a; 729 d.alpha = alpha;
708 730
709 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 731 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
732 return true;
710 } 733 }
711#else 734#else
712 c.red = color.r; 735 c.red = color.r;
713 c.green = color.g; 736 c.green = color.g;
714 c.blue = color.b; 737 c.blue = color.b;
715 738
716 if (screen->visual->c_class == TrueColor) 739 if (screen->visual->c_class == TrueColor)
717 { 740 {
718 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask )) 741 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
719 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask)) 742 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
720 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask )); 743 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
721 744
722 return true; 745 return true;
723 } 746 }
724 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 747 else if (XAllocColor (screen->dpy, screen->cmap, &c))
725 return true; 748 return true;
726 else 749#endif
750
727 c.pixel = (color.r + color.g + color.b) > 128*3 751 c.pixel = (color.r + color.g + color.b) > 128*3
728 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy)) 752 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
729 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy)); 753 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
730#endif
731 754
732 return false; 755 return false;
733} 756}
734 757
735bool 758bool
… …
737{ 760{
738 rgba c; 761 rgba c;
739 char eos; 762 char eos;
740 int skip; 763 int skip;
741 764
765 c.a = rgba::MAX_CC;
766
742 // parse the nonstandard "[alphapercent]" prefix 767 // parse the nonstandard "[alphapercent]" prefix
743 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 768 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
744 { 769 {
745 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);
746 name += skip; 771 name += skip;
747 } 772 }
748 else
749 c.a = rgba::MAX_CC;
750 773
751 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 774 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
752 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))
753 { 776 {
754 XColor xc, xc_exact; 777 XColor xc;
755 778
756 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 779 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
757 { 780 {
758 c.r = xc.red; 781 c.r = xc.red;
759 c.g = xc.green; 782 c.g = xc.green;
… …
786 { 809 {
787 XColor *colors = new XColor [screen->visual->map_entries]; 810 XColor *colors = new XColor [screen->visual->map_entries];
788 811
789 for (int i = 0; i < cmap_size; i++) 812 for (int i = 0; i < cmap_size; i++)
790 colors [i].pixel = i; 813 colors [i].pixel = i;
791 814
792 // many kilobytes transfer per colour, but pseudocolor isn't worth 815 // many kilobytes transfer per colour, but pseudocolor isn't worth
793 // many extra optimisations. 816 // many extra optimisations.
794 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); 817 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
795 818
796 int diff = 0x7fffffffUL; 819 int diff = 0x7fffffffUL;
… …
809 } 832 }
810 } 833 }
811 834
812 //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",
813 // 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);
814 837
815 got = alloc (screen, rgba (best->red, best->green, best->blue)); 838 got = alloc (screen, rgba (best->red, best->green, best->blue));
816 839
817 delete [] colors; 840 delete [] colors;
818 } 841 }
819#endif 842#endif
… …
847 color.green = c.g; 870 color.green = c.g;
848 color.blue = c.b; 871 color.blue = c.b;
849 color.pixel = (Pixel)*this; 872 color.pixel = (Pixel)*this;
850} 873}
851 874
852void 875void
853rxvt_color::free (rxvt_screen *screen) 876rxvt_color::free (rxvt_screen *screen)
854{ 877{
855 if (screen->visual->c_class == TrueColor) 878 if (screen->visual->c_class == TrueColor)
856 return; // nothing to do 879 return; // nothing to do
857 880
… …
877 lerp (c.a, to.a, percent) 900 lerp (c.a, to.a, percent)
878 ) 901 )
879 ); 902 );
880} 903}
881 904
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 cb_sv = 0;
919}
920
921void
922rxvt_selection::stop ()
923{
924 free (incr_buf);
925 incr_buf = 0;
926 timer_ev.stop ();
927 x_ev.stop (display);
928}
929
930rxvt_selection::~rxvt_selection ()
931{
932 stop ();
933}
934
935void
936rxvt_selection::run ()
937{
938 int selnum = selection_type;
939
940#if ENABLE_FRILLS
941 if (selnum == Sel_Primary && display->selection_owner)
942 {
943 /* internal selection */
944 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
945 finish (str, strlen (str));
946 free (str);
947 return;
948 }
949#endif
950
951#if X_HAVE_UTF8_STRING
952 selection_type = Sel_UTF8String;
953 if (request (display->xa[XA_UTF8_STRING], selnum))
954 return;
955#else
956 selection_type = Sel_CompoundText;
957 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
958 return;
959#endif
960
961 // fallback to CUT_BUFFER0 if the requested property has no owner
962 handle_selection (display->root, XA_CUT_BUFFER0, false);
963}
964
965void
966rxvt_selection::finish (char *data, unsigned int len)
967{
968 if (!cb_sv)
969 {
970 if (data)
971 term->paste (data, len);
972
973 term->selection_req = 0;
974 delete this;
975 }
976#if ENABLE_PERL
977 else
978 {
979 stop (); // we do not really trust perl callbacks
980 rxvt_perl.selection_finish (this, data, len);
981 }
982#endif
983}
984
985bool
986rxvt_selection::request (Atom target, int selnum)
987{
988 Atom sel;
989
990 selection_type |= selnum;
991
992 if (selnum == Sel_Primary)
993 sel = XA_PRIMARY;
994 else if (selnum == Sel_Secondary)
995 sel = XA_SECONDARY;
996 else
997 sel = display->xa[XA_CLIPBOARD];
998
999 if (XGetSelectionOwner (display->dpy, sel) != None)
1000 {
1001 XConvertSelection (display->dpy, sel, target, request_prop,
1002 request_win, request_time);
1003 x_ev.start (display, request_win);
1004 timer_ev.again ();
1005 return true;
1006 }
1007
1008 return false;
1009}
1010
1011void
1012rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1013{
1014 Display *dpy = display->dpy;
1015 char *data = 0;
1016 unsigned int data_len = 0;
1017 unsigned long bytes_after;
1018 XTextProperty ct;
1019
1020 // check for failed XConvertSelection
1021 if (prop == None)
1022 {
1023 bool error = true;
1024 int selnum = selection_type & Sel_whereMask;
1025
1026 if (selection_type & Sel_CompoundText)
1027 {
1028 selection_type = 0;
1029 error = !request (XA_STRING, selnum);
1030 }
1031
1032 if (selection_type & Sel_UTF8String)
1033 {
1034 selection_type = Sel_CompoundText;
1035 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1036 }
1037
1038 if (error)
1039 {
1040 ct.value = 0;
1041 goto bailout;
1042 }
1043
1044 return;
1045 }
1046
1047 // length == (2^31 - 1) / 4, as gdk
1048 if (XGetWindowProperty (dpy, win, prop,
1049 0, 0x1fffffff,
1050 delete_prop, AnyPropertyType,
1051 &ct.encoding, &ct.format,
1052 &ct.nitems, &bytes_after,
1053 &ct.value) != Success)
1054 {
1055 ct.value = 0;
1056 goto bailout;
1057 }
1058
1059 if (ct.encoding == None)
1060 goto bailout;
1061
1062 if (ct.value == 0)
1063 goto bailout;
1064
1065 if (ct.encoding == display->xa[XA_INCR])
1066 {
1067 // INCR selection, start handshake
1068 if (!delete_prop)
1069 XDeleteProperty (dpy, win, prop);
1070
1071 selection_wait = Sel_incr;
1072 timer_ev.again ();
1073
1074 goto bailout;
1075 }
1076
1077 if (ct.nitems == 0)
1078 {
1079 if (selection_wait == Sel_incr)
1080 {
1081 XFree (ct.value);
1082
1083 // finally complete, now paste the whole thing
1084 selection_wait = Sel_normal;
1085 ct.value = (unsigned char *)incr_buf;
1086 ct.nitems = incr_buf_fill;
1087 incr_buf = 0;
1088 timer_ev.stop ();
1089 }
1090 else
1091 {
1092 // avoid recursion
1093 if (win != display->root || prop != XA_CUT_BUFFER0)
1094 {
1095 XFree (ct.value);
1096
1097 // fallback to CUT_BUFFER0 if the requested property
1098 // has an owner but is empty
1099 handle_selection (display->root, XA_CUT_BUFFER0, False);
1100 return;
1101 }
1102
1103 goto bailout;
1104 }
1105 }
1106 else if (selection_wait == Sel_incr)
1107 {
1108 timer_ev.again ();
1109
1110 while (incr_buf_fill + ct.nitems > incr_buf_size)
1111 {
1112 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1113 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1114 }
1115
1116 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1117 incr_buf_fill += ct.nitems;
1118
1119 goto bailout;
1120 }
1121
1122 char **cl;
1123 int cr;
1124
1125 // we honour the first item only
1126
1127#if !ENABLE_MINIMAL
1128 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1129 // so recode it manually
1130 if (ct.encoding == display->xa[XA_UTF8_STRING])
1131 {
1132 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1133 data = rxvt_wcstombs (w);
1134 free (w);
1135 }
1136 else
1137#endif
1138 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1139 && cl)
1140 {
1141 data = strdup (cl[0]);
1142 XFreeStringList (cl);
1143 }
1144 else
1145 {
1146 // paste raw
1147 data = strdup ((const char *)ct.value);
1148 }
1149
1150 data_len = strlen (data);
1151
1152bailout:
1153 XFree (ct.value);
1154
1155 if (selection_wait == Sel_normal)
1156 {
1157 finish (data, data_len);
1158 free (data);
1159 }
1160}
1161
1162void
1163rxvt_selection::timer_cb (ev::timer &w, int revents)
1164{
1165 if (selection_wait == Sel_incr)
1166 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1167
1168 finish ();
1169}
1170
1171void
1172rxvt_selection::x_cb (XEvent &xev)
1173{
1174 switch (xev.type)
1175 {
1176 case PropertyNotify:
1177 if (selection_wait == Sel_incr
1178 && xev.xproperty.atom == request_prop
1179 && xev.xproperty.state == PropertyNewValue)
1180 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1181 break;
1182
1183 case SelectionNotify:
1184 if (selection_wait == Sel_normal
1185 && xev.xselection.time == request_time)
1186 {
1187 timer_ev.stop ();
1188 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1189 }
1190 break;
1191 }
1192}

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