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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 1.137 by root, Thu Jun 7 16:04:31 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
69#ifdef TRANSPARENT 71#if 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",
… …
151 put (*this->begin ()); 153 put (*this->begin ());
152} 154}
153 155
154///////////////////////////////////////////////////////////////////////////// 156/////////////////////////////////////////////////////////////////////////////
155 157
156#ifdef USE_XIM 158#if USE_XIM
157 159
158static void 160static void
159#if XIMCB_PROTO_BROKEN 161#if XIMCB_PROTO_BROKEN
160im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 162im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
161#else 163#else
… …
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;
… …
261 depth = DefaultDepthOfScreen (screen); 260 depth = DefaultDepthOfScreen (screen);
262 visual = DefaultVisualOfScreen (screen); 261 visual = DefaultVisualOfScreen (screen);
263 cmap = DefaultColormapOfScreen (screen); 262 cmap = DefaultColormapOfScreen (screen);
264} 263}
265 264
265#if ENABLE_FRILLS
266
266void 267void
267rxvt_screen::select_visual (int bitdepth) 268rxvt_screen::select_visual (int id)
268{ 269{
269#if XFT
270 XVisualInfo vinfo; 270 XVisualInfo vinfo;
271 vinfo.visualid = id;
272 int n;
273
274 if (XVisualInfo *vi = XGetVisualInfo (dpy, VisualIDMask, &vinfo, &n))
275 {
276 depth = vi->depth;
277 visual = vi->visual;
278
279 XFree (vi);
280
281 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
282 }
283 else
284 rxvt_warn ("cannot requested visual id 0x%02x, using default visual.\n", id);
285}
286
287void
288rxvt_screen::select_depth (int bitdepth)
289{
290 XVisualInfo vinfo;
271 291
272 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) 292 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
273 {
274 depth = bitdepth;
275 visual = vinfo.visual; 293 select_visual (vinfo.visualid);
276 cmap = XCreateColormap (dpy, display->root, visual, AllocNone); 294 else
277 } 295 rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth);
278#endif
279} 296}
297
298#endif
280 299
281void 300void
282rxvt_screen::clear () 301rxvt_screen::clear ()
283{ 302{
284#if XFT 303#if XFT
… …
295 314
296///////////////////////////////////////////////////////////////////////////// 315/////////////////////////////////////////////////////////////////////////////
297 316
298rxvt_display::rxvt_display (const char *id) 317rxvt_display::rxvt_display (const char *id)
299: refcounted (id) 318: refcounted (id)
300, x_ev (this, &rxvt_display::x_cb)
301, selection_owner (0) 319, selection_owner (0)
320, clipboard_owner (0)
302{ 321{
322 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
323 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
303} 324}
304 325
305XrmDatabase 326XrmDatabase
306rxvt_display::get_resources (bool refresh) 327rxvt_display::get_resources (bool refresh)
307{ 328{
308 char *homedir = (char *)getenv ("HOME"); 329 char *homedir = getenv ("HOME");
309 char fname[1024]; 330 char fname[1024];
310 331
311 /* 332 /*
312 * get resources using the X library function 333 * get resources using the X library function
313 */ 334 */
314 char *displayResource, *xe; 335 char *displayResource, *xe;
315 XrmDatabase rdb1, database = 0; 336 XrmDatabase rdb1, database = 0;
316 337
338#if !XLIB_ILLEGAL_ACCESS
339 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
340 database = XrmGetStringDatabase ("");
341#endif
342
317 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 343 // 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 344 // as opposed to "standard practise", we always read in ~/.Xdefaults
319 345
320 // 6. System wide per application default file. 346 // 6. System wide per application default file.
321 347
322 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 348 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
323 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 349 if ((xe = getenv ("XAPPLRESDIR")))
324 { 350 {
325 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 351 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
326 352
327 if ((rdb1 = XrmGetFileDatabase (fname))) 353 if ((rdb1 = XrmGetFileDatabase (fname)))
328 XrmMergeDatabases (rdb1, &database); 354 XrmMergeDatabases (rdb1, &database);
… …
359 XA_STRING, &actual_type, &actual_format, 385 XA_STRING, &actual_type, &actual_format,
360 &nitems, &nremaining, 386 &nitems, &nremaining,
361 (unsigned char **)&val) == Success 387 (unsigned char **)&val) == Success
362 && actual_type == XA_STRING 388 && actual_type == XA_STRING
363 && actual_format == 8) 389 && actual_format == 8)
364 displayResource = val; 390 displayResource = val;
365 else 391 else
366 { 392 {
367 displayResource = 0; 393 displayResource = 0;
368 394
369 if (val) 395 if (val)
370 XFree(val); 396 XFree (val);
371 } 397 }
372 398
373#if XLIB_ILLEGAL_ACCESS 399#if XLIB_ILLEGAL_ACCESS
374 dpy->xdefaults = displayResource; 400 dpy->xdefaults = displayResource;
375#endif 401#endif
376 } 402 }
… …
400 XFree (displayResource); 426 XFree (displayResource);
401 } 427 }
402 428
403 // 3. User's per host defaults file 429 // 3. User's per host defaults file
404 /* Add in XENVIRONMENT file */ 430 /* Add in XENVIRONMENT file */
405 if ((xe = (char *)getenv ("XENVIRONMENT")) 431 if ((xe = getenv ("XENVIRONMENT"))
406 && (rdb1 = XrmGetFileDatabase (xe))) 432 && (rdb1 = XrmGetFileDatabase (xe)))
407 XrmMergeDatabases (rdb1, &database); 433 XrmMergeDatabases (rdb1, &database);
408 else if (homedir) 434 else if (homedir)
409 { 435 {
410 struct utsname un; 436 struct utsname un;
… …
424bool rxvt_display::ref_init () 450bool rxvt_display::ref_init ()
425{ 451{
426#ifdef LOCAL_X_IS_UNIX 452#ifdef LOCAL_X_IS_UNIX
427 if (id[0] == ':') 453 if (id[0] == ':')
428 { 454 {
429 val = rxvt_malloc (5 + strlen (id) + 1); 455 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
456
430 strcpy (val, "unix/"); 457 strcpy (val, "unix/");
431 strcat (val, id); 458 strcat (val, id);
459
432 dpy = XOpenDisplay (val); 460 dpy = XOpenDisplay (val);
433 free (val);
434 } 461 }
435 else 462 else
436#endif 463#endif
437 dpy = 0; 464 dpy = 0;
438 465
… …
443 return false; 470 return false;
444 471
445 screen = DefaultScreen (dpy); 472 screen = DefaultScreen (dpy);
446 root = DefaultRootWindow (dpy); 473 root = DefaultRootWindow (dpy);
447 474
448#ifdef HAVE_AFTERIMAGE 475 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), 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); 476 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
455 477
456 XrmSetDatabase (dpy, get_resources (false)); 478 XrmSetDatabase (dpy, get_resources (false));
457 479
458#ifdef POINTER_BLANK 480#ifdef POINTER_BLANK
… …
464 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ', 486 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
465 &blackcolour, &blackcolour); 487 &blackcolour, &blackcolour);
466 XUnloadFont (dpy, f); 488 XUnloadFont (dpy, f);
467#endif 489#endif
468 490
491 flags = 0;
492#if XRENDER
493 int major, minor;
494 if (XRenderQueryVersion (dpy, &major, &minor))
495 {
496 flags |= DISPLAY_HAS_RENDER;
497
498 if (major > 0 || (major == 0 && minor >= 10))
499 flags |= DISPLAY_HAS_RENDER_10;
500
501 if (major > 0 || (major == 0 && minor >= 11))
502 flags |= DISPLAY_HAS_RENDER_MUL;
503
504 XFilters *filters = XRenderQueryFilters (dpy, root);
505 if (filters)
506 {
507 for (int i = 0; i < filters->nfilter; i++)
508 if (!strcmp (filters->filter[i], FilterConvolution))
509 flags |= DISPLAY_HAS_RENDER_CONV;
510
511 XFree (filters);
512 }
513 }
514#endif
515
469 int fd = XConnectionNumber (dpy); 516 int fd = XConnectionNumber (dpy);
470 517
471 // try to detect wether we have a local connection. 518 // try to detect whether we have a local connection.
472 // assume unix domains socket == local, everything else not 519 // assume unix domain socket == local, everything else not
473 // TODO: might want to check for inet/127.0.0.1 520 // TODO: might want to check for inet/127.0.0.1
474 is_local = 0; 521 is_local = 0;
475 sockaddr_un sa; 522 sockaddr_un sa;
476 socklen_t sl = sizeof (sa); 523 socklen_t sl = sizeof (sa);
477 524
478 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 525 if (!getsockname (fd, (sockaddr *)&sa, &sl))
479 is_local = sa.sun_family == AF_LOCAL; 526 is_local = sa.sun_family == AF_UNIX;
480 527
528 flush_ev.start ();
481 x_ev.start (fd, EVENT_READ); 529 x_ev.start (fd, ev::READ);
482 fcntl (fd, F_SETFD, FD_CLOEXEC); 530 fcntl (fd, F_SETFD, FD_CLOEXEC);
483 531
484 XSelectInput (dpy, root, PropertyChangeMask); 532 XSelectInput (dpy, root, PropertyChangeMask);
485 533
486 flush (); 534 flush ();
… …
489} 537}
490 538
491void 539void
492rxvt_display::ref_next () 540rxvt_display::ref_next ()
493{ 541{
494 // TODO: somehow check wether the database files/resources changed 542 // TODO: somehow check whether the database files/resources changed
495 // before affording re-loading/parsing 543 // before affording re-loading/parsing
496 XrmDestroyDatabase (XrmGetDatabase (dpy)); 544 XrmDestroyDatabase (XrmGetDatabase (dpy));
545#if XLIB_ILLEGAL_ACCESS
546 /* work around a bug in XrmSetDatabase where it frees the db */
547 dpy->db = 0;
548#endif
497 XrmSetDatabase (dpy, get_resources (true)); 549 XrmSetDatabase (dpy, get_resources (true));
498} 550}
499 551
500rxvt_display::~rxvt_display () 552rxvt_display::~rxvt_display ()
501{ 553{
… …
504 556
505#ifdef POINTER_BLANK 557#ifdef POINTER_BLANK
506 XFreeCursor (dpy, blank_cursor); 558 XFreeCursor (dpy, blank_cursor);
507#endif 559#endif
508 x_ev.stop (); 560 x_ev.stop ();
561 flush_ev.stop ();
509#ifdef USE_XIM 562#if USE_XIM
510 xims.clear (); 563 xims.clear ();
511#endif 564#endif
565 XrmDestroyDatabase (XrmGetDatabase (dpy));
512 XCloseDisplay (dpy); 566 XCloseDisplay (dpy);
513} 567}
514 568
515#ifdef USE_XIM 569#if USE_XIM
516void rxvt_display::im_change_cb () 570void rxvt_display::im_change_cb ()
517{ 571{
518 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 572 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
519 (*i)->call (); 573 (*i)->call ();
520} 574}
… …
528 unsigned long nitems, bytes_after; 582 unsigned long nitems, bytes_after;
529 583
530 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 584 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
531 False, XA_ATOM, &actual_type, &actual_format, 585 False, XA_ATOM, &actual_type, &actual_format,
532 &nitems, &bytes_after, (unsigned char **)&atoms) 586 &nitems, &bytes_after, (unsigned char **)&atoms)
533 != Success ) 587 != Success)
534 return; 588 return;
535 589
536 if (actual_type == XA_ATOM && actual_format == 32) 590 if (actual_type == XA_ATOM && actual_format == 32)
537 for (int i = 0; i < nitems; i++) 591 for (int i = 0; i < nitems; i++)
538 if (XGetSelectionOwner (dpy, atoms[i])) 592 if (XGetSelectionOwner (dpy, atoms[i]))
539 { 593 {
540 im_change_cb (); 594 im_change_cb ();
541 break; 595 break;
… …
543 597
544 XFree (atoms); 598 XFree (atoms);
545} 599}
546#endif 600#endif
547 601
548void rxvt_display::x_cb (io_watcher &w, short revents) 602void rxvt_display::x_cb (ev::io &w, int revents)
549{ 603{
604 flush_ev.start ();
605}
606
607void rxvt_display::flush_cb (ev::prepare &w, int revents)
608{
609 while (XEventsQueued (dpy, QueuedAfterFlush))
550 do 610 do
551 { 611 {
552 XEvent xev; 612 XEvent xev;
553 XNextEvent (dpy, &xev); 613 XNextEvent (dpy, &xev);
554 614
555#ifdef USE_XIM 615#if USE_XIM
556 if (!XFilterEvent (&xev, None)) 616 if (!XFilterEvent (&xev, None))
557 { 617 {
558 if (xev.type == PropertyNotify 618 if (xev.type == PropertyNotify
559 && xev.xany.window == root 619 && xev.xany.window == root
560 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 620 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
561 im_change_check (); 621 im_change_check ();
562#endif 622#endif
623 if (xev.type == MappingNotify)
624 XRefreshKeyboardMapping (&xev.xmapping);
625
563 for (int i = xw.size (); i--; ) 626 for (int i = xw.size (); i--; )
564 { 627 {
565 if (!xw[i]) 628 if (!xw[i])
566 xw.erase_unordered (i); 629 xw.erase_unordered (i);
567 else if (xw[i]->window == xev.xany.window) 630 else if (xw[i]->window == xev.xany.window)
568 xw[i]->call (xev); 631 xw[i]->call (xev);
569 } 632 }
570#ifdef USE_XIM 633#if USE_XIM
571 } 634 }
572#endif 635#endif
573 } 636 }
574 while (XEventsQueued (dpy, QueuedAlready)); 637 while (XEventsQueued (dpy, QueuedAlready));
575 638
576 XFlush (dpy); 639 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} 640}
586 641
587void rxvt_display::reg (xevent_watcher *w) 642void rxvt_display::reg (xevent_watcher *w)
588{ 643{
589 if (!w->active) 644 if (!w->active)
… …
600 xw[w->active - 1] = 0; 655 xw[w->active - 1] = 0;
601 w->active = 0; 656 w->active = 0;
602 } 657 }
603} 658}
604 659
605void rxvt_display::set_selection_owner (rxvt_term *owner) 660void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
606{ 661{
662 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
663
607 if (selection_owner && selection_owner != owner) 664 if (cur_owner && cur_owner != owner)
608 selection_owner->selection_clear (); 665 {
666 rxvt_term *term = cur_owner;
667 term->selection_clear (clipboard);
668 term->flush ();
669 }
609 670
610 selection_owner = owner; 671 cur_owner = owner;
611} 672}
612 673
613#ifdef USE_XIM 674#if USE_XIM
614 675
615void rxvt_display::reg (im_watcher *w) 676void rxvt_display::reg (im_watcher *w)
616{ 677{
617 imw.push_back (w); 678 imw.push_back (w);
618} 679}
… …
628 int l, m; 689 int l, m;
629 690
630 l = strlen (locale); 691 l = strlen (locale);
631 m = strlen (modifiers); 692 m = strlen (modifiers);
632 693
633 if (!(id = (char *)malloc (l + m + 2))) 694 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
634 return 0; 695 return 0;
635 696
636 memcpy (id, locale, l); id[l] = '\n'; 697 memcpy (id, locale, l); id[l] = '\n';
637 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 698 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
638 699
639 rxvt_xim *xim = xims.get (id); 700 rxvt_xim *xim = xims.get (id);
640
641 free (id);
642 701
643 return xim; 702 return xim;
644} 703}
645 704
646void rxvt_display::put_xim (rxvt_xim *xim) 705void rxvt_display::put_xim (rxvt_xim *xim)
… …
655Atom rxvt_display::atom (const char *name) 714Atom rxvt_display::atom (const char *name)
656{ 715{
657 return XInternAtom (dpy, name, False); 716 return XInternAtom (dpy, name, False);
658} 717}
659 718
719Pixmap
720rxvt_display::get_pixmap_property (Atom property)
721{
722 Pixmap pixmap = None;
723
724 int aformat;
725 unsigned long nitems, bytes_after;
726 Atom atype;
727 unsigned char *prop;
728 int result = XGetWindowProperty (dpy, root, property,
729 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
730 &nitems, &bytes_after, &prop);
731 if (result == Success)
732 {
733 if (atype == XA_PIXMAP)
734 pixmap = *(Pixmap *)prop;
735 XFree (prop);
736 }
737
738 return pixmap;
739}
740
660///////////////////////////////////////////////////////////////////////////// 741/////////////////////////////////////////////////////////////////////////////
661 742
662template class refcache<rxvt_display>; 743template class refcache<rxvt_display>;
663refcache<rxvt_display> displays; 744refcache<rxvt_display> displays;
664 745
… …
668static unsigned int 749static unsigned int
669insert_component (unsigned int value, unsigned int mask, unsigned int shift) 750insert_component (unsigned int value, unsigned int mask, unsigned int shift)
670{ 751{
671 return (value * (mask + 1) >> 16) << shift; 752 return (value * (mask + 1) >> 16) << shift;
672} 753}
673 754
674bool 755bool
675rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 756rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
676{ 757{
758 //TODO: only supports 24 bit
759 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
760
677#if XFT 761#if XFT
678 XRenderPictFormat *format; 762 XRenderPictFormat *format;
679 763
680 // FUCKING Xft gets it wrong, of course, so work around it. 764 // FUCKING Xft gets it wrong, of course, so work around it.
681 // Transparency users should eat shit and die, and then 765 // Transparency users should eat shit and die, and then
… …
685 { 769 {
686 // the fun lies in doing everything manually... 770 // the fun lies in doing everything manually...
687 c.color.red = color.r; 771 c.color.red = color.r;
688 c.color.green = color.g; 772 c.color.green = color.g;
689 c.color.blue = color.b; 773 c.color.blue = color.b;
690 c.color.alpha = color.a; 774 c.color.alpha = alpha;
691 775
776 // Xft wants premultiplied alpha, but abuses the alpha channel
777 // as blend factor, and doesn't allow us to set the alpha channel
778 c.color.red = c.color.red * alpha / 0xffff;
779 c.color.green = c.color.green * alpha / 0xffff;
780 c.color.blue = c.color.blue * alpha / 0xffff;
781
692 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red ) 782 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
693 | insert_component (color.g, format->direct.greenMask, format->direct.green) 783 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
694 | insert_component (color.b, format->direct.blueMask , format->direct.blue ) 784 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
695 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha); 785 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
696 786
697 return true; 787 return true;
698 } 788 }
699 else 789 else
700 { 790 {
701 XRenderColor d; 791 XRenderColor d;
702 792
703 d.red = color.r; 793 d.red = color.r;
704 d.green = color.g; 794 d.green = color.g;
705 d.blue = color.b; 795 d.blue = color.b;
706 d.alpha = color.a; 796 d.alpha = alpha;
707 797
708 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 798 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
799 return true;
709 } 800 }
710#else 801#else
711 c.red = color.r; 802 c.red = color.r;
712 c.green = color.g; 803 c.green = color.g;
713 c.blue = color.b; 804 c.blue = color.b;
714 805
715 if (screen->visual->c_class == TrueColor) 806 if (screen->visual->c_class == TrueColor)
716 { 807 {
717 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask )) 808 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
718 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask)) 809 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
719 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask )); 810 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
720 811
721 return true; 812 return true;
722 } 813 }
723 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 814 else if (XAllocColor (screen->dpy, screen->cmap, &c))
724 return true; 815 return true;
725 else 816#endif
817
726 c.pixel = (color.r + color.g + color.b) > 128*3 818 c.pixel = (color.r + color.g + color.b) > 128*3
727 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy)) 819 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
728 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy)); 820 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
729#endif
730 821
731 return false; 822 return false;
732} 823}
733 824
734bool 825bool
… …
736{ 827{
737 rgba c; 828 rgba c;
738 char eos; 829 char eos;
739 int skip; 830 int skip;
740 831
832 c.a = rgba::MAX_CC;
833
741 // parse the nonstandard "[alphapercent]" prefix 834 // parse the nonstandard "[alphapercent]" prefix
742 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 835 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
743 { 836 {
744 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 837 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
745 name += skip; 838 name += skip;
746 } 839 }
747 else
748 c.a = rgba::MAX_CC;
749 840
750 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 841 // 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)) 842 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 { 843 {
753 XColor xc, xc_exact; 844 XColor xc;
754 845
755 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 846 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
756 { 847 {
757 c.r = xc.red; 848 c.r = xc.red;
758 c.g = xc.green; 849 c.g = xc.green;
… …
785 { 876 {
786 XColor *colors = new XColor [screen->visual->map_entries]; 877 XColor *colors = new XColor [screen->visual->map_entries];
787 878
788 for (int i = 0; i < cmap_size; i++) 879 for (int i = 0; i < cmap_size; i++)
789 colors [i].pixel = i; 880 colors [i].pixel = i;
790 881
791 // many kilobytes transfer per colour, but pseudocolor isn't worth 882 // many kilobytes transfer per colour, but pseudocolor isn't worth
792 // many extra optimisations. 883 // many extra optimisations.
793 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); 884 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
794 885
795 int diff = 0x7fffffffUL; 886 int diff = 0x7fffffffUL;
… …
808 } 899 }
809 } 900 }
810 901
811 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 902 //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); 903 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
813 904
814 got = alloc (screen, rgba (best->red, best->green, best->blue)); 905 got = alloc (screen, rgba (best->red, best->green, best->blue));
815 906
816 delete [] colors; 907 delete [] colors;
817 } 908 }
818#endif 909#endif
819 910
820 return got; 911 return got;
821} 912}
822 913
823void 914void
824rxvt_color::get (rgba &color) 915rxvt_color::get (rgba &color) const
825{ 916{
826#if XFT 917#if XFT
827 color.r = c.color.red; 918 color.r = c.color.red;
828 color.g = c.color.green; 919 color.g = c.color.green;
829 color.b = c.color.blue; 920 color.b = c.color.blue;
… …
835 color.a = rgba::MAX_CC; 926 color.a = rgba::MAX_CC;
836#endif 927#endif
837} 928}
838 929
839void 930void
840rxvt_color::get (XColor &color) 931rxvt_color::get (XColor &color) const
841{ 932{
842 rgba c; 933 rgba c;
843 get (c); 934 get (c);
844 935
845 color.red = c.r; 936 color.red = c.r;
846 color.green = c.g; 937 color.green = c.g;
847 color.blue = c.b; 938 color.blue = c.b;
848 color.pixel = (Pixel)*this; 939 color.pixel = (Pixel)*this;
849} 940}
850 941
851void 942void
852rxvt_color::free (rxvt_screen *screen) 943rxvt_color::free (rxvt_screen *screen)
853{ 944{
854 if (screen->visual->c_class == TrueColor) 945 if (screen->visual->c_class == TrueColor)
855 return; // nothing to do 946 return; // nothing to do
856 947
… …
876 lerp (c.a, to.a, percent) 967 lerp (c.a, to.a, percent)
877 ) 968 )
878 ); 969 );
879} 970}
880 971
972rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
973: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
974{
975 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
976
977 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
978 timer_ev.repeat = 10.;
979 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
980
981 incr_buf = 0;
982 incr_buf_size = incr_buf_fill = 0;
983 selection_wait = Sel_normal;
984 selection_type = selnum;
985 cb_sv = 0;
986}
987
988void
989rxvt_selection::stop ()
990{
991 free (incr_buf);
992 incr_buf = 0;
993 timer_ev.stop ();
994 x_ev.stop (display);
995}
996
997rxvt_selection::~rxvt_selection ()
998{
999 stop ();
1000}
1001
1002void
1003rxvt_selection::run ()
1004{
1005 int selnum = selection_type;
1006
1007#if ENABLE_FRILLS
1008 if (selnum == Sel_Primary && display->selection_owner)
1009 {
1010 /* internal selection */
1011 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1012 finish (str, strlen (str));
1013 free (str);
1014 return;
1015 }
1016#endif
1017
1018#if X_HAVE_UTF8_STRING
1019 selection_type = Sel_UTF8String;
1020 if (request (display->xa[XA_UTF8_STRING], selnum))
1021 return;
1022#else
1023 selection_type = Sel_CompoundText;
1024 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1025 return;
1026#endif
1027
1028 // fallback to CUT_BUFFER0 if the requested property has no owner
1029 handle_selection (display->root, XA_CUT_BUFFER0, false);
1030}
1031
1032void
1033rxvt_selection::finish (char *data, unsigned int len)
1034{
1035 if (!cb_sv)
1036 {
1037 if (data)
1038 term->paste (data, len);
1039
1040 term->selection_req = 0;
1041 delete this;
1042 }
1043#if ENABLE_PERL
1044 else
1045 {
1046 stop (); // we do not really trust perl callbacks
1047 rxvt_perl.selection_finish (this, data, len);
1048 }
1049#endif
1050}
1051
1052bool
1053rxvt_selection::request (Atom target, int selnum)
1054{
1055 Atom sel;
1056
1057 selection_type |= selnum;
1058
1059 if (selnum == Sel_Primary)
1060 sel = XA_PRIMARY;
1061 else if (selnum == Sel_Secondary)
1062 sel = XA_SECONDARY;
1063 else
1064 sel = display->xa[XA_CLIPBOARD];
1065
1066 if (XGetSelectionOwner (display->dpy, sel) != None)
1067 {
1068 XConvertSelection (display->dpy, sel, target, request_prop,
1069 request_win, request_time);
1070 x_ev.start (display, request_win);
1071 timer_ev.again ();
1072 return true;
1073 }
1074
1075 return false;
1076}
1077
1078void
1079rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1080{
1081 Display *dpy = display->dpy;
1082 char *data = 0;
1083 unsigned int data_len = 0;
1084 unsigned long bytes_after;
1085 XTextProperty ct;
1086
1087 // check for failed XConvertSelection
1088 if (prop == None)
1089 {
1090 bool error = true;
1091 int selnum = selection_type & Sel_whereMask;
1092
1093 if (selection_type & Sel_CompoundText)
1094 {
1095 selection_type = 0;
1096 error = !request (XA_STRING, selnum);
1097 }
1098
1099 if (selection_type & Sel_UTF8String)
1100 {
1101 selection_type = Sel_CompoundText;
1102 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1103 }
1104
1105 if (error)
1106 {
1107 ct.value = 0;
1108 goto bailout;
1109 }
1110
1111 return;
1112 }
1113
1114 // length == (2^31 - 1) / 4, as gdk
1115 if (XGetWindowProperty (dpy, win, prop,
1116 0, 0x1fffffff,
1117 delete_prop, AnyPropertyType,
1118 &ct.encoding, &ct.format,
1119 &ct.nitems, &bytes_after,
1120 &ct.value) != Success)
1121 {
1122 ct.value = 0;
1123 goto bailout;
1124 }
1125
1126 if (ct.encoding == None)
1127 goto bailout;
1128
1129 if (ct.value == 0)
1130 goto bailout;
1131
1132 if (ct.encoding == display->xa[XA_INCR])
1133 {
1134 // INCR selection, start handshake
1135 if (!delete_prop)
1136 XDeleteProperty (dpy, win, prop);
1137
1138 selection_wait = Sel_incr;
1139 timer_ev.again ();
1140
1141 goto bailout;
1142 }
1143
1144 if (ct.nitems == 0)
1145 {
1146 if (selection_wait == Sel_incr)
1147 {
1148 XFree (ct.value);
1149
1150 // finally complete, now paste the whole thing
1151 selection_wait = Sel_normal;
1152 ct.value = (unsigned char *)incr_buf;
1153 ct.nitems = incr_buf_fill;
1154 incr_buf = 0;
1155 timer_ev.stop ();
1156 }
1157 else
1158 {
1159 // avoid recursion
1160 if (win != display->root || prop != XA_CUT_BUFFER0)
1161 {
1162 XFree (ct.value);
1163
1164 // fallback to CUT_BUFFER0 if the requested property
1165 // has an owner but is empty
1166 handle_selection (display->root, XA_CUT_BUFFER0, False);
1167 return;
1168 }
1169
1170 goto bailout;
1171 }
1172 }
1173 else if (selection_wait == Sel_incr)
1174 {
1175 timer_ev.again ();
1176
1177 while (incr_buf_fill + ct.nitems > incr_buf_size)
1178 {
1179 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1180 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1181 }
1182
1183 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1184 incr_buf_fill += ct.nitems;
1185
1186 goto bailout;
1187 }
1188
1189 char **cl;
1190 int cr;
1191
1192 // we honour the first item only
1193
1194#if !ENABLE_MINIMAL
1195 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1196 // so recode it manually
1197 if (ct.encoding == display->xa[XA_UTF8_STRING])
1198 {
1199 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1200 data = rxvt_wcstombs (w);
1201 free (w);
1202 }
1203 else
1204#endif
1205 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1206 && cl)
1207 {
1208 data = strdup (cl[0]);
1209 XFreeStringList (cl);
1210 }
1211 else
1212 {
1213 // paste raw
1214 data = strdup ((const char *)ct.value);
1215 }
1216
1217 data_len = strlen (data);
1218
1219bailout:
1220 XFree (ct.value);
1221
1222 if (selection_wait == Sel_normal)
1223 {
1224 finish (data, data_len);
1225 free (data);
1226 }
1227}
1228
1229void
1230rxvt_selection::timer_cb (ev::timer &w, int revents)
1231{
1232 if (selection_wait == Sel_incr)
1233 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1234
1235 finish ();
1236}
1237
1238void
1239rxvt_selection::x_cb (XEvent &xev)
1240{
1241 switch (xev.type)
1242 {
1243 case PropertyNotify:
1244 if (selection_wait == Sel_incr
1245 && xev.xproperty.atom == request_prop
1246 && xev.xproperty.state == PropertyNewValue)
1247 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1248 break;
1249
1250 case SelectionNotify:
1251 if (selection_wait == Sel_normal
1252 && xev.xselection.time == request_time)
1253 {
1254 timer_ev.stop ();
1255 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1256 }
1257 break;
1258 }
1259}

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