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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.51 by root, Sat Feb 18 14:14:43 2006 UTC vs.
Revision 1.85 by root, Sun Dec 16 19:44:48 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 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) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * 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 9 * 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 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
26 26
27#include <unistd.h> 27#include <unistd.h>
28#include <fcntl.h> 28#include <fcntl.h>
29 29
30#include <sys/utsname.h> 30#include <sys/utsname.h>
31
32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 31#include <sys/socket.h>
34# include <sys/un.h> 32#include <sys/un.h>
35#endif
36 33
37#if XFT 34#if XFT
38# include <X11/extensions/Xrender.h> 35# include <X11/extensions/Xrender.h>
39#endif 36#endif
40 37
… …
67#endif 64#endif
68#if USE_XIM 65#if USE_XIM
69 "WM_LOCALE_NAME", 66 "WM_LOCALE_NAME",
70 "XIM_SERVERS", 67 "XIM_SERVERS",
71#endif 68#endif
72#ifdef TRANSPARENT 69#ifdef ENABLE_TRANSPARENCY
73 "_XROOTPMAP_ID", 70 "_XROOTPMAP_ID",
74 "ESETROOT_PMAP_ID", 71 "ESETROOT_PMAP_ID",
75#endif 72#endif
76#if ENABLE_XEMBED 73#if ENABLE_XEMBED
77 "_XEMBED", 74 "_XEMBED",
… …
186 183
187 XIMCallback ximcallback; 184 XIMCallback ximcallback;
188 ximcallback.client_data = (XPointer)this; 185 ximcallback.client_data = (XPointer)this;
189 ximcallback.callback = im_destroy_cb; 186 ximcallback.callback = im_destroy_cb;
190 187
191 XSetIMValues (xim, XNDestroyCallback, &ximcallback, 0); 188 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
192 189
193 return true; 190 return true;
194} 191}
195 192
196rxvt_xim::~rxvt_xim () 193rxvt_xim::~rxvt_xim ()
… …
265 visual = DefaultVisualOfScreen (screen); 262 visual = DefaultVisualOfScreen (screen);
266 cmap = DefaultColormapOfScreen (screen); 263 cmap = DefaultColormapOfScreen (screen);
267} 264}
268 265
269void 266void
270rxvt_screen::set (rxvt_display *disp, int bitdepth) 267rxvt_screen::select_visual (int bitdepth)
271{ 268{
272 set (disp);
273
274#if XFT 269#if XFT
275 XVisualInfo vinfo; 270 XVisualInfo vinfo;
276 271
277 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) 272 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
278 { 273 {
279 depth = bitdepth; 274 depth = bitdepth;
280 visual = vinfo.visual; 275 visual = vinfo.visual;
281 cmap = XCreateColormap (dpy, disp->root, visual, AllocNone); 276 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
282 } 277 }
283#endif 278#endif
284} 279}
285 280
286void 281void
… …
300 295
301///////////////////////////////////////////////////////////////////////////// 296/////////////////////////////////////////////////////////////////////////////
302 297
303rxvt_display::rxvt_display (const char *id) 298rxvt_display::rxvt_display (const char *id)
304: refcounted (id) 299: refcounted (id)
305, x_ev (this, &rxvt_display::x_cb)
306, selection_owner (0) 300, selection_owner (0)
307{ 301{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
308} 304}
309 305
310XrmDatabase 306XrmDatabase
311rxvt_display::get_resources (bool refresh) 307rxvt_display::get_resources (bool refresh)
312{ 308{
313 char *homedir = (char *)getenv ("HOME"); 309 char *homedir = getenv ("HOME");
314 char fname[1024]; 310 char fname[1024];
315 311
316 /* 312 /*
317 * get resources using the X library function 313 * get resources using the X library function
318 */ 314 */
319 char *displayResource, *xe; 315 char *displayResource, *xe;
320 XrmDatabase rdb1, database = 0; 316 XrmDatabase rdb1, database = 0;
321 317
322 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 318 // 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
323 320
324 // 6. System wide per application default file. 321 // 6. System wide per application default file.
325 322
326 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 323 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
327 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 324 if ((xe = getenv ("XAPPLRESDIR")))
328 { 325 {
329 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 326 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
330 327
331 if ((rdb1 = XrmGetFileDatabase (fname))) 328 if ((rdb1 = XrmGetFileDatabase (fname)))
332 XrmMergeDatabases (rdb1, &database); 329 XrmMergeDatabases (rdb1, &database);
… …
334 331
335 // 5. User's per application default file. 332 // 5. User's per application default file.
336 // none 333 // none
337 334
338 // 4. User's defaults file. 335 // 4. User's defaults file.
336 if (homedir)
337 {
338 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
339
340 if ((rdb1 = XrmGetFileDatabase (fname)))
341 XrmMergeDatabases (rdb1, &database);
342 }
343
339 /* Get any Xserver defaults */ 344 /* Get any Xserver defaults */
340 if (refresh) 345 if (refresh)
341 { 346 {
342 // fucking xlib keeps a copy of the rm string 347 // fucking xlib keeps a copy of the rm string
343 Atom actual_type; 348 Atom actual_type;
… …
348#if XLIB_ILLEGAL_ACCESS 353#if XLIB_ILLEGAL_ACCESS
349 if (dpy->xdefaults) 354 if (dpy->xdefaults)
350 XFree (dpy->xdefaults); 355 XFree (dpy->xdefaults);
351#endif 356#endif
352 357
353 if (XGetWindowProperty (dpy, root, XA_RESOURCE_MANAGER, 358 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
354 0L, 100000000L, False, 359 0L, 100000000L, False,
355 XA_STRING, &actual_type, &actual_format, 360 XA_STRING, &actual_type, &actual_format,
356 &nitems, &nremaining, 361 &nitems, &nremaining,
357 (unsigned char **)&val) == Success 362 (unsigned char **)&val) == Success
358 && actual_type == XA_STRING 363 && actual_type == XA_STRING
359 && actual_format == 8) 364 && actual_format == 8)
360 displayResource = val; 365 displayResource = val;
361 else 366 else
362 { 367 {
363 displayResource = 0; 368 displayResource = 0;
369
364 if (val) 370 if (val)
365 XFree(val); 371 XFree(val);
366 } 372 }
367 373
368#if XLIB_ILLEGAL_ACCESS 374#if XLIB_ILLEGAL_ACCESS
… …
375 if (displayResource) 381 if (displayResource)
376 { 382 {
377 if ((rdb1 = XrmGetStringDatabase (displayResource))) 383 if ((rdb1 = XrmGetStringDatabase (displayResource)))
378 XrmMergeDatabases (rdb1, &database); 384 XrmMergeDatabases (rdb1, &database);
379 } 385 }
380 else if (homedir)
381 {
382 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
383
384 if ((rdb1 = XrmGetFileDatabase (fname)))
385 XrmMergeDatabases (rdb1, &database);
386 }
387 386
388#if !XLIB_ILLEGAL_ACCESS 387#if !XLIB_ILLEGAL_ACCESS
389 if (refresh && displayResource) 388 if (refresh && displayResource)
390 XFree (displayResource); 389 XFree (displayResource);
391#endif 390#endif
… …
402 XFree (displayResource); 401 XFree (displayResource);
403 } 402 }
404 403
405 // 3. User's per host defaults file 404 // 3. User's per host defaults file
406 /* Add in XENVIRONMENT file */ 405 /* Add in XENVIRONMENT file */
407 if ((xe = (char *)getenv ("XENVIRONMENT")) 406 if ((xe = getenv ("XENVIRONMENT"))
408 && (rdb1 = XrmGetFileDatabase (xe))) 407 && (rdb1 = XrmGetFileDatabase (xe)))
409 XrmMergeDatabases (rdb1, &database); 408 XrmMergeDatabases (rdb1, &database);
410 else if (homedir) 409 else if (homedir)
411 { 410 {
412 struct utsname un; 411 struct utsname un;
… …
463 XUnloadFont (dpy, f); 462 XUnloadFont (dpy, f);
464#endif 463#endif
465 464
466 int fd = XConnectionNumber (dpy); 465 int fd = XConnectionNumber (dpy);
467 466
468#ifndef NO_SLOW_LINK_SUPPORT
469 // try to detect wether we have a local connection. 467 // try to detect wether we have a local connection.
470 // assume unix domains socket == local, everything else not 468 // assume unix domain socket == local, everything else not
471 // TODO: might want to check for inet/127.0.0.1 469 // TODO: might want to check for inet/127.0.0.1
472 is_local = 0; 470 is_local = 0;
473 sockaddr_un sa; 471 sockaddr_un sa;
474 socklen_t sl = sizeof (sa); 472 socklen_t sl = sizeof (sa);
475 473
476 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 474 if (!getsockname (fd, (sockaddr *)&sa, &sl))
477 is_local = sa.sun_family == AF_LOCAL; 475 is_local = sa.sun_family == AF_UNIX;
478#endif
479 476
477 flush_ev.start ();
480 x_ev.start (fd, EVENT_READ); 478 x_ev.start (fd, ev::READ);
481 fcntl (fd, F_SETFD, FD_CLOEXEC); 479 fcntl (fd, F_SETFD, FD_CLOEXEC);
482 480
483 XSelectInput (dpy, root, PropertyChangeMask); 481 XSelectInput (dpy, root, PropertyChangeMask);
484 482
485 flush (); 483 flush ();
… …
503 501
504#ifdef POINTER_BLANK 502#ifdef POINTER_BLANK
505 XFreeCursor (dpy, blank_cursor); 503 XFreeCursor (dpy, blank_cursor);
506#endif 504#endif
507 x_ev.stop (); 505 x_ev.stop ();
506 flush_ev.stop ();
508#ifdef USE_XIM 507#ifdef USE_XIM
509 xims.clear (); 508 xims.clear ();
510#endif 509#endif
511 XCloseDisplay (dpy); 510 XCloseDisplay (dpy);
512} 511}
… …
542 541
543 XFree (atoms); 542 XFree (atoms);
544} 543}
545#endif 544#endif
546 545
547void rxvt_display::x_cb (io_watcher &w, short revents) 546void rxvt_display::x_cb (ev::io &w, int revents)
548{ 547{
549 do 548 while (XEventsQueued (dpy, QueuedAfterReading))
550 { 549 {
551 XEvent xev; 550 XEvent xev;
552 XNextEvent (dpy, &xev); 551 XNextEvent (dpy, &xev);
553 552
554#ifdef USE_XIM 553#ifdef USE_XIM
… …
557 if (xev.type == PropertyNotify 556 if (xev.type == PropertyNotify
558 && xev.xany.window == root 557 && xev.xany.window == root
559 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 558 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
560 im_change_check (); 559 im_change_check ();
561#endif 560#endif
561 if (xev.type == MappingNotify)
562 XRefreshKeyboardMapping (&xev.xmapping);
563
562 for (int i = xw.size (); i--; ) 564 for (int i = xw.size (); i--; )
563 { 565 {
564 if (!xw[i]) 566 if (!xw[i])
565 xw.erase_unordered (i); 567 xw.erase_unordered (i);
566 else if (xw[i]->window == xev.xany.window) 568 else if (xw[i]->window == xev.xany.window)
… …
568 } 570 }
569#ifdef USE_XIM 571#ifdef USE_XIM
570 } 572 }
571#endif 573#endif
572 } 574 }
573 while (XEventsQueued (dpy, QueuedAlready)); 575}
574 576
577void rxvt_display::flush_cb (ev::prepare &w, int revents)
578{
579 w.stop ();
575 XFlush (dpy); 580 XFlush (dpy);
576} 581}
577 582
578void rxvt_display::flush ()
579{
580 if (XEventsQueued (dpy, QueuedAlready))
581 x_cb (x_ev, EVENT_READ);
582
583 XFlush (dpy);
584}
585
586void rxvt_display::reg (xevent_watcher *w) 583void rxvt_display::reg (xevent_watcher *w)
587{ 584{
585 if (!w->active)
586 {
588 xw.push_back (w); 587 xw.push_back (w);
589 w->active = xw.size (); 588 w->active = xw.size ();
589 }
590} 590}
591 591
592void rxvt_display::unreg (xevent_watcher *w) 592void rxvt_display::unreg (xevent_watcher *w)
593{ 593{
594 if (w->active) 594 if (w->active)
595 {
595 xw[w->active - 1] = 0; 596 xw[w->active - 1] = 0;
597 w->active = 0;
598 }
596} 599}
597 600
598void rxvt_display::set_selection_owner (rxvt_term *owner) 601void rxvt_display::set_selection_owner (rxvt_term *owner)
599{ 602{
600 if (selection_owner && selection_owner != owner) 603 if (selection_owner && selection_owner != owner)
… …
654 657
655template class refcache<rxvt_display>; 658template class refcache<rxvt_display>;
656refcache<rxvt_display> displays; 659refcache<rxvt_display> displays;
657 660
658///////////////////////////////////////////////////////////////////////////// 661/////////////////////////////////////////////////////////////////////////////
659 662//
663
664static unsigned int
665insert_component (unsigned int value, unsigned int mask, unsigned int shift)
666{
667 return (value * (mask + 1) >> 16) << shift;
668}
669
660bool 670bool
661rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 671rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
662{ 672{
663#if XFT 673#if XFT
664 XRenderPictFormat *format; 674 XRenderPictFormat *format;
… …
673 c.color.red = color.r; 683 c.color.red = color.r;
674 c.color.green = color.g; 684 c.color.green = color.g;
675 c.color.blue = color.b; 685 c.color.blue = color.b;
676 c.color.alpha = color.a; 686 c.color.alpha = color.a;
677 687
678 c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) 688 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
679 | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) 689 | insert_component (color.g, format->direct.greenMask, format->direct.green)
680 | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) 690 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
681 | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); 691 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha);
682 692
683 return true; 693 return true;
684 } 694 }
685 else 695 else
686 { 696 {
… …
698 c.green = color.g; 708 c.green = color.g;
699 c.blue = color.b; 709 c.blue = color.b;
700 710
701 if (screen->visual->c_class == TrueColor) 711 if (screen->visual->c_class == TrueColor)
702 { 712 {
703 c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 713 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))
704 / rgba::MAX_CC) << ctz (screen->visual->red_mask ) 714 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))
705 | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
706 / rgba::MAX_CC) << ctz (screen->visual->green_mask)
707 | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) 715 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));
708 / rgba::MAX_CC) << ctz (screen->visual->blue_mask );
709 716
710 return true; 717 return true;
711 } 718 }
712 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 719 else if (XAllocColor (screen->dpy, screen->cmap, &c))
713 return true; 720 return true;
… …
734 name += skip; 741 name += skip;
735 } 742 }
736 else 743 else
737 c.a = rgba::MAX_CC; 744 c.a = rgba::MAX_CC;
738 745
746 // parse the non-standard "#aarrggbb" format
747 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))
748 {
749 if (c.r)
750 c.r = (c.r << 8) | 0x0ff;
751 if (c.g)
752 c.g = (c.g << 8) | 0x0ff;
753 if (c.b)
754 c.b = (c.b << 8) | 0x0ff;
755 if (c.a)
756 c.a = (c.a << 8) | 0x0ff;
757 }
739 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 758 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
740 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 759 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))
741 { 760 {
742 XColor xc, xc_exact; 761 XColor xc;
743 762
744 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 763 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
745 { 764 {
746 c.r = xc.red; 765 c.r = xc.red;
747 c.g = xc.green; 766 c.g = xc.green;
… …
774 { 793 {
775 XColor *colors = new XColor [screen->visual->map_entries]; 794 XColor *colors = new XColor [screen->visual->map_entries];
776 795
777 for (int i = 0; i < cmap_size; i++) 796 for (int i = 0; i < cmap_size; i++)
778 colors [i].pixel = i; 797 colors [i].pixel = i;
779 798
780 // many kilobytes transfer per colour, but pseudocolor isn't worth 799 // many kilobytes transfer per colour, but pseudocolor isn't worth
781 // many extra optimisations. 800 // many extra optimisations.
782 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); 801 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
783 802
784 int diff = 0x7fffffffUL; 803 int diff = 0x7fffffffUL;
… …
797 } 816 }
798 } 817 }
799 818
800 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 819 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
801 // color.r, color.g, color.b, best->red, best->green, best->blue, diff); 820 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
802 821
803 got = alloc (screen, rgba (best->red, best->green, best->blue)); 822 got = alloc (screen, rgba (best->red, best->green, best->blue));
804 823
805 delete colors; 824 delete [] colors;
806 } 825 }
807#endif 826#endif
808 827
809 return got; 828 return got;
810} 829}
… …
835 color.green = c.g; 854 color.green = c.g;
836 color.blue = c.b; 855 color.blue = c.b;
837 color.pixel = (Pixel)*this; 856 color.pixel = (Pixel)*this;
838} 857}
839 858
840void 859void
841rxvt_color::free (rxvt_screen *screen) 860rxvt_color::free (rxvt_screen *screen)
842{ 861{
862 if (screen->visual->c_class == TrueColor)
863 return; // nothing to do
864
843#if XFT 865#if XFT
844 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c); 866 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
845#else 867#else
846 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes); 868 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
847#endif 869#endif
… …
862 lerp (c.a, to.a, percent) 884 lerp (c.a, to.a, percent)
863 ) 885 )
864 ); 886 );
865} 887}
866 888
889#if TRACE_PIXMAPS
890# undef XCreatePixmap
891# undef XFreePixmap
892Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
893{
894 Pixmap res = XCreatePixmap (dpy, r, w, h, d);
895 fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);
896 return res;
897}
898
899void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p)
900{
901 fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);
902 XFreePixmap (dpy,p);
903}
904#endif

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