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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.58 by root, Wed Jul 5 19:22:15 2006 UTC vs.
Revision 1.144 by sf-exg, Sun Nov 2 15:52:39 2014 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 3 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
12 * 13 *
13 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
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 HAVE_IMG || ENABLE_PERL
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
266void 265#if ENABLE_FRILLS
267rxvt_screen::set (rxvt_display *disp, int bitdepth)
268{
269 set (disp);
270 266
271#if XFT 267void
268rxvt_screen::select_visual (int id)
269{
272 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 ("no visual found for requested id 0x%02x, using default visual.\n", id);
285}
286
287void
288rxvt_screen::select_depth (int bitdepth)
289{
290 XVisualInfo vinfo;
273 291
274 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) 292 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
275 {
276 depth = bitdepth;
277 visual = vinfo.visual; 293 select_visual (vinfo.visualid);
278 cmap = XCreateColormap (dpy, disp->root, visual, AllocNone); 294 else
279 } 295 rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth);
280#endif
281} 296}
297
298#endif
282 299
283void 300void
284rxvt_screen::clear () 301rxvt_screen::clear ()
285{ 302{
286#if XFT 303#if XFT
… …
297 314
298///////////////////////////////////////////////////////////////////////////// 315/////////////////////////////////////////////////////////////////////////////
299 316
300rxvt_display::rxvt_display (const char *id) 317rxvt_display::rxvt_display (const char *id)
301: refcounted (id) 318: refcounted (id)
302, x_ev (this, &rxvt_display::x_cb)
303, selection_owner (0) 319, selection_owner (0)
320, clipboard_owner (0)
304{ 321{
322 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
323 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
305} 324}
306 325
307XrmDatabase 326XrmDatabase
308rxvt_display::get_resources (bool refresh) 327rxvt_display::get_resources (bool refresh)
309{ 328{
310 char *homedir = (char *)getenv ("HOME"); 329 char *homedir = getenv ("HOME");
311 char fname[1024]; 330 char fname[1024];
312 331
313 /* 332 /*
314 * get resources using the X library function 333 * get resources using the X library function
315 */ 334 */
316 char *displayResource, *xe; 335 char *displayResource, *xe;
317 XrmDatabase rdb1, database = 0; 336 XrmDatabase rdb1, database = 0;
318 337
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
319 // 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
344 // as opposed to "standard practise", we always read in ~/.Xdefaults
320 345
321 // 6. System wide per application default file. 346 // 6. System wide per application default file.
322 347
323 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 348 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
324 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 349 if ((xe = getenv ("XAPPLRESDIR")))
325 { 350 {
326 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 351 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
327 352
328 if ((rdb1 = XrmGetFileDatabase (fname))) 353 if ((rdb1 = XrmGetFileDatabase (fname)))
329 XrmMergeDatabases (rdb1, &database); 354 XrmMergeDatabases (rdb1, &database);
… …
331 356
332 // 5. User's per application default file. 357 // 5. User's per application default file.
333 // none 358 // none
334 359
335 // 4. User's defaults file. 360 // 4. User's defaults file.
361 if (homedir)
362 {
363 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
364
365 if ((rdb1 = XrmGetFileDatabase (fname)))
366 XrmMergeDatabases (rdb1, &database);
367 }
368
336 /* Get any Xserver defaults */ 369 /* Get any Xserver defaults */
337 if (refresh) 370 if (refresh)
338 { 371 {
339 // fucking xlib keeps a copy of the rm string 372 // fucking xlib keeps a copy of the rm string
340 Atom actual_type; 373 Atom actual_type;
… …
352 XA_STRING, &actual_type, &actual_format, 385 XA_STRING, &actual_type, &actual_format,
353 &nitems, &nremaining, 386 &nitems, &nremaining,
354 (unsigned char **)&val) == Success 387 (unsigned char **)&val) == Success
355 && actual_type == XA_STRING 388 && actual_type == XA_STRING
356 && actual_format == 8) 389 && actual_format == 8)
357 displayResource = val; 390 displayResource = val;
358 else 391 else
359 { 392 {
360 displayResource = 0; 393 displayResource = 0;
394
361 if (val) 395 if (val)
362 XFree(val); 396 XFree (val);
363 } 397 }
364 398
365#if XLIB_ILLEGAL_ACCESS 399#if XLIB_ILLEGAL_ACCESS
366 dpy->xdefaults = displayResource; 400 dpy->xdefaults = displayResource;
367#endif 401#endif
368 } 402 }
… …
370 displayResource = XResourceManagerString (dpy); 404 displayResource = XResourceManagerString (dpy);
371 405
372 if (displayResource) 406 if (displayResource)
373 { 407 {
374 if ((rdb1 = XrmGetStringDatabase (displayResource))) 408 if ((rdb1 = XrmGetStringDatabase (displayResource)))
375 XrmMergeDatabases (rdb1, &database);
376 }
377 else if (homedir)
378 {
379 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
380
381 if ((rdb1 = XrmGetFileDatabase (fname)))
382 XrmMergeDatabases (rdb1, &database); 409 XrmMergeDatabases (rdb1, &database);
383 } 410 }
384 411
385#if !XLIB_ILLEGAL_ACCESS 412#if !XLIB_ILLEGAL_ACCESS
386 if (refresh && displayResource) 413 if (refresh && displayResource)
… …
399 XFree (displayResource); 426 XFree (displayResource);
400 } 427 }
401 428
402 // 3. User's per host defaults file 429 // 3. User's per host defaults file
403 /* Add in XENVIRONMENT file */ 430 /* Add in XENVIRONMENT file */
404 if ((xe = (char *)getenv ("XENVIRONMENT")) 431 if ((xe = getenv ("XENVIRONMENT"))
405 && (rdb1 = XrmGetFileDatabase (xe))) 432 && (rdb1 = XrmGetFileDatabase (xe)))
406 XrmMergeDatabases (rdb1, &database); 433 XrmMergeDatabases (rdb1, &database);
407 else if (homedir) 434 else if (homedir)
408 { 435 {
409 struct utsname un; 436 struct utsname un;
… …
423bool rxvt_display::ref_init () 450bool rxvt_display::ref_init ()
424{ 451{
425#ifdef LOCAL_X_IS_UNIX 452#ifdef LOCAL_X_IS_UNIX
426 if (id[0] == ':') 453 if (id[0] == ':')
427 { 454 {
428 val = rxvt_malloc (5 + strlen (id) + 1); 455 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
456
429 strcpy (val, "unix/"); 457 strcpy (val, "unix/");
430 strcat (val, id); 458 strcat (val, id);
459
431 dpy = XOpenDisplay (val); 460 dpy = XOpenDisplay (val);
432 free (val);
433 } 461 }
434 else 462 else
435#endif 463#endif
436 dpy = 0; 464 dpy = 0;
437 465
… …
442 return false; 470 return false;
443 471
444 screen = DefaultScreen (dpy); 472 screen = DefaultScreen (dpy);
445 root = DefaultRootWindow (dpy); 473 root = DefaultRootWindow (dpy);
446 474
447 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 475 assert (ecb_array_length (xa_names) == NUM_XA);
448 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 476 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
449 477
450 XrmSetDatabase (dpy, get_resources (false)); 478 XrmSetDatabase (dpy, get_resources (false));
451 479
452#ifdef POINTER_BLANK 480#ifdef POINTER_BLANK
… …
458 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ', 486 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
459 &blackcolour, &blackcolour); 487 &blackcolour, &blackcolour);
460 XUnloadFont (dpy, f); 488 XUnloadFont (dpy, f);
461#endif 489#endif
462 490
491 flags = 0;
492#if XRENDER
493 int major, minor;
494 if (XRenderQueryVersion (dpy, &major, &minor))
495 if (major > 0 || (major == 0 && minor >= 11))
496 {
497 flags |= DISPLAY_HAS_RENDER;
498
499 if (XFilters *filters = XRenderQueryFilters (dpy, root))
500 {
501 for (int i = 0; i < filters->nfilter; i++)
502 if (!strcmp (filters->filter [i], FilterConvolution))
503 flags |= DISPLAY_HAS_RENDER_CONV;
504
505 XFree (filters);
506 }
507 }
508#endif
509
463 int fd = XConnectionNumber (dpy); 510 int fd = XConnectionNumber (dpy);
464 511
465 // try to detect wether we have a local connection. 512 // try to detect whether we have a local connection.
466 // assume unix domains socket == local, everything else not 513 // assume unix domain socket == local, everything else not
467 // TODO: might want to check for inet/127.0.0.1 514 // TODO: might want to check for inet/127.0.0.1
468 is_local = 0; 515 is_local = 0;
469 sockaddr_un sa; 516 sockaddr_un sa;
470 socklen_t sl = sizeof (sa); 517 socklen_t sl = sizeof (sa);
471 518
472 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 519 if (!getsockname (fd, (sockaddr *)&sa, &sl))
473 is_local = sa.sun_family == AF_LOCAL; 520 is_local = sa.sun_family == AF_UNIX;
474 521
522 flush_ev.start ();
475 x_ev.start (fd, EVENT_READ); 523 x_ev.start (fd, ev::READ);
476 fcntl (fd, F_SETFD, FD_CLOEXEC); 524 fcntl (fd, F_SETFD, FD_CLOEXEC);
477 525
478 XSelectInput (dpy, root, PropertyChangeMask); 526 XSelectInput (dpy, root, PropertyChangeMask);
479 527
480 flush (); 528 flush ();
… …
483} 531}
484 532
485void 533void
486rxvt_display::ref_next () 534rxvt_display::ref_next ()
487{ 535{
488 // TODO: somehow check wether the database files/resources changed 536 // TODO: somehow check whether the database files/resources changed
489 // before affording re-loading/parsing 537 // before affording re-loading/parsing
490 XrmDestroyDatabase (XrmGetDatabase (dpy)); 538 XrmDestroyDatabase (XrmGetDatabase (dpy));
539#if XLIB_ILLEGAL_ACCESS
540 /* work around a bug in XrmSetDatabase where it frees the db */
541 dpy->db = 0;
542#endif
491 XrmSetDatabase (dpy, get_resources (true)); 543 XrmSetDatabase (dpy, get_resources (true));
492} 544}
493 545
494rxvt_display::~rxvt_display () 546rxvt_display::~rxvt_display ()
495{ 547{
… …
498 550
499#ifdef POINTER_BLANK 551#ifdef POINTER_BLANK
500 XFreeCursor (dpy, blank_cursor); 552 XFreeCursor (dpy, blank_cursor);
501#endif 553#endif
502 x_ev.stop (); 554 x_ev.stop ();
555 flush_ev.stop ();
503#ifdef USE_XIM 556#if USE_XIM
504 xims.clear (); 557 xims.clear ();
505#endif 558#endif
559 XrmDestroyDatabase (XrmGetDatabase (dpy));
506 XCloseDisplay (dpy); 560 XCloseDisplay (dpy);
507} 561}
508 562
509#ifdef USE_XIM 563#if USE_XIM
510void rxvt_display::im_change_cb () 564void rxvt_display::im_change_cb ()
511{ 565{
512 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 566 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
513 (*i)->call (); 567 (*i)->call ();
514} 568}
… …
522 unsigned long nitems, bytes_after; 576 unsigned long nitems, bytes_after;
523 577
524 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 578 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
525 False, XA_ATOM, &actual_type, &actual_format, 579 False, XA_ATOM, &actual_type, &actual_format,
526 &nitems, &bytes_after, (unsigned char **)&atoms) 580 &nitems, &bytes_after, (unsigned char **)&atoms)
527 != Success ) 581 != Success)
528 return; 582 return;
529 583
530 if (actual_type == XA_ATOM && actual_format == 32) 584 if (actual_type == XA_ATOM && actual_format == 32)
531 for (int i = 0; i < nitems; i++) 585 for (int i = 0; i < nitems; i++)
532 if (XGetSelectionOwner (dpy, atoms[i])) 586 if (XGetSelectionOwner (dpy, atoms[i]))
533 { 587 {
534 im_change_cb (); 588 im_change_cb ();
535 break; 589 break;
… …
537 591
538 XFree (atoms); 592 XFree (atoms);
539} 593}
540#endif 594#endif
541 595
542void rxvt_display::x_cb (io_watcher &w, short revents) 596void rxvt_display::x_cb (ev::io &w, int revents)
543{ 597{
598 flush_ev.start ();
599}
600
601void rxvt_display::flush_cb (ev::prepare &w, int revents)
602{
603 while (XEventsQueued (dpy, QueuedAfterFlush))
544 do 604 do
545 { 605 {
546 XEvent xev; 606 XEvent xev;
547 XNextEvent (dpy, &xev); 607 XNextEvent (dpy, &xev);
548 608
549#ifdef USE_XIM 609#if USE_XIM
550 if (!XFilterEvent (&xev, None)) 610 if (!XFilterEvent (&xev, None))
551 { 611 {
552 if (xev.type == PropertyNotify 612 if (xev.type == PropertyNotify
553 && xev.xany.window == root 613 && xev.xany.window == root
554 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 614 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
555 im_change_check (); 615 im_change_check ();
556#endif 616#endif
617 if (xev.type == MappingNotify)
618 XRefreshKeyboardMapping (&xev.xmapping);
619
557 for (int i = xw.size (); i--; ) 620 for (int i = xw.size (); i--; )
558 { 621 {
559 if (!xw[i]) 622 if (!xw[i])
560 xw.erase_unordered (i); 623 xw.erase_unordered (i);
561 else if (xw[i]->window == xev.xany.window) 624 else if (xw[i]->window == xev.xany.window)
562 xw[i]->call (xev); 625 xw[i]->call (xev);
563 } 626 }
564#ifdef USE_XIM 627#if USE_XIM
565 } 628 }
566#endif 629#endif
567 } 630 }
568 while (XEventsQueued (dpy, QueuedAlready)); 631 while (XEventsQueued (dpy, QueuedAlready));
569 632
570 XFlush (dpy); 633 w.stop ();
571}
572
573void rxvt_display::flush ()
574{
575 if (XEventsQueued (dpy, QueuedAlready))
576 x_cb (x_ev, EVENT_READ);
577
578 XFlush (dpy);
579} 634}
580 635
581void rxvt_display::reg (xevent_watcher *w) 636void rxvt_display::reg (xevent_watcher *w)
582{ 637{
638 if (!w->active)
639 {
583 xw.push_back (w); 640 xw.push_back (w);
584 w->active = xw.size (); 641 w->active = xw.size ();
642 }
585} 643}
586 644
587void rxvt_display::unreg (xevent_watcher *w) 645void rxvt_display::unreg (xevent_watcher *w)
588{ 646{
589 if (w->active) 647 if (w->active)
648 {
590 xw[w->active - 1] = 0; 649 xw[w->active - 1] = 0;
650 w->active = 0;
651 }
591} 652}
592 653
593void rxvt_display::set_selection_owner (rxvt_term *owner) 654void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
594{ 655{
656 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
657
595 if (selection_owner && selection_owner != owner) 658 if (cur_owner && cur_owner != owner)
596 selection_owner->selection_clear (); 659 {
660 rxvt_term *term = cur_owner;
661 term->selection_clear (clipboard);
662 term->flush ();
663 }
597 664
598 selection_owner = owner; 665 cur_owner = owner;
599} 666}
600 667
601#ifdef USE_XIM 668#if USE_XIM
602 669
603void rxvt_display::reg (im_watcher *w) 670void rxvt_display::reg (im_watcher *w)
604{ 671{
605 imw.push_back (w); 672 imw.push_back (w);
606} 673}
… …
616 int l, m; 683 int l, m;
617 684
618 l = strlen (locale); 685 l = strlen (locale);
619 m = strlen (modifiers); 686 m = strlen (modifiers);
620 687
621 if (!(id = (char *)malloc (l + m + 2))) 688 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
622 return 0; 689 return 0;
623 690
624 memcpy (id, locale, l); id[l] = '\n'; 691 memcpy (id, locale, l); id[l] = '\n';
625 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 692 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
626 693
627 rxvt_xim *xim = xims.get (id); 694 rxvt_xim *xim = xims.get (id);
628
629 free (id);
630 695
631 return xim; 696 return xim;
632} 697}
633 698
634void rxvt_display::put_xim (rxvt_xim *xim) 699void rxvt_display::put_xim (rxvt_xim *xim)
… …
643Atom rxvt_display::atom (const char *name) 708Atom rxvt_display::atom (const char *name)
644{ 709{
645 return XInternAtom (dpy, name, False); 710 return XInternAtom (dpy, name, False);
646} 711}
647 712
713Pixmap
714rxvt_display::get_pixmap_property (Atom property)
715{
716 Pixmap pixmap = None;
717
718 int aformat;
719 unsigned long nitems, bytes_after;
720 Atom atype;
721 unsigned char *prop;
722 int result = XGetWindowProperty (dpy, root, property,
723 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
724 &nitems, &bytes_after, &prop);
725 if (result == Success)
726 {
727 if (atype == XA_PIXMAP)
728 pixmap = *(Pixmap *)prop;
729 XFree (prop);
730 }
731
732 return pixmap;
733}
734
648///////////////////////////////////////////////////////////////////////////// 735/////////////////////////////////////////////////////////////////////////////
649 736
650template class refcache<rxvt_display>; 737template class refcache<rxvt_display>;
651refcache<rxvt_display> displays; 738refcache<rxvt_display> displays;
652 739
… …
656static unsigned int 743static unsigned int
657insert_component (unsigned int value, unsigned int mask, unsigned int shift) 744insert_component (unsigned int value, unsigned int mask, unsigned int shift)
658{ 745{
659 return (value * (mask + 1) >> 16) << shift; 746 return (value * (mask + 1) >> 16) << shift;
660} 747}
661 748
662bool 749bool
663rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 750rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
664{ 751{
752 //TODO: only supports 24 bit
753 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
754
665#if XFT 755#if XFT
666 XRenderPictFormat *format; 756 XRenderPictFormat *format;
667 757
668 // FUCKING Xft gets it wrong, of course, so work around it. 758 // FUCKING Xft gets it wrong, of course, so work around it.
669 // Transparency users should eat shit and die, and then 759 // Transparency users should eat shit and die, and then
… …
673 { 763 {
674 // the fun lies in doing everything manually... 764 // the fun lies in doing everything manually...
675 c.color.red = color.r; 765 c.color.red = color.r;
676 c.color.green = color.g; 766 c.color.green = color.g;
677 c.color.blue = color.b; 767 c.color.blue = color.b;
678 c.color.alpha = color.a; 768 c.color.alpha = alpha;
679 769
770 // Xft wants premultiplied alpha, but abuses the alpha channel
771 // as blend factor, and doesn't allow us to set the alpha channel
772 c.color.red = c.color.red * alpha / 0xffff;
773 c.color.green = c.color.green * alpha / 0xffff;
774 c.color.blue = c.color.blue * alpha / 0xffff;
775
680 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red ) 776 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
681 | insert_component (color.g, format->direct.greenMask, format->direct.green) 777 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
682 | insert_component (color.b, format->direct.blueMask , format->direct.blue ) 778 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
683 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha); 779 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
684 780
685 return true; 781 return true;
686 } 782 }
687 else 783 else
688 { 784 {
689 XRenderColor d; 785 XRenderColor d;
690 786
691 d.red = color.r; 787 d.red = color.r;
692 d.green = color.g; 788 d.green = color.g;
693 d.blue = color.b; 789 d.blue = color.b;
694 d.alpha = color.a; 790 d.alpha = alpha;
695 791
696 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 792 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
793 return true;
697 } 794 }
698#else 795#else
699 c.red = color.r; 796 c.red = color.r;
700 c.green = color.g; 797 c.green = color.g;
701 c.blue = color.b; 798 c.blue = color.b;
702 799
703 if (screen->visual->c_class == TrueColor) 800 if (screen->visual->c_class == TrueColor)
704 { 801 {
705 c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 802 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
706 / rgba::MAX_CC) << ctz (screen->visual->red_mask ) 803 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
707 | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
708 / rgba::MAX_CC) << ctz (screen->visual->green_mask)
709 | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) 804 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
710 / rgba::MAX_CC) << ctz (screen->visual->blue_mask );
711 805
712 return true; 806 return true;
713 } 807 }
714 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 808 else if (XAllocColor (screen->dpy, screen->cmap, &c))
715 return true; 809 return true;
716 else 810#endif
811
717 c.pixel = (color.r + color.g + color.b) > 128*3 812 c.pixel = (color.r + color.g + color.b) > 128*3
718 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy)) 813 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
719 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy)); 814 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
720#endif
721 815
722 return false; 816 return false;
723} 817}
724 818
725bool 819bool
… …
727{ 821{
728 rgba c; 822 rgba c;
729 char eos; 823 char eos;
730 int skip; 824 int skip;
731 825
826 c.a = rgba::MAX_CC;
827
732 // parse the nonstandard "[alphapercent]" prefix 828 // parse the nonstandard "[alphapercent]" prefix
733 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 829 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
734 { 830 {
735 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 831 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
736 name += skip; 832 name += skip;
737 } 833 }
738 else
739 c.a = rgba::MAX_CC;
740 834
741 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 835 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
742 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 836 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
743 { 837 {
744 XColor xc, xc_exact; 838 XColor xc;
745 839
746 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 840 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
747 { 841 {
748 c.r = xc.red; 842 c.r = xc.red;
749 c.g = xc.green; 843 c.g = xc.green;
… …
776 { 870 {
777 XColor *colors = new XColor [screen->visual->map_entries]; 871 XColor *colors = new XColor [screen->visual->map_entries];
778 872
779 for (int i = 0; i < cmap_size; i++) 873 for (int i = 0; i < cmap_size; i++)
780 colors [i].pixel = i; 874 colors [i].pixel = i;
781 875
782 // many kilobytes transfer per colour, but pseudocolor isn't worth 876 // many kilobytes transfer per colour, but pseudocolor isn't worth
783 // many extra optimisations. 877 // many extra optimisations.
784 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); 878 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
785 879
786 int diff = 0x7fffffffUL; 880 int diff = 0x7fffffffUL;
… …
799 } 893 }
800 } 894 }
801 895
802 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 896 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
803 // color.r, color.g, color.b, best->red, best->green, best->blue, diff); 897 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
804 898
805 got = alloc (screen, rgba (best->red, best->green, best->blue)); 899 got = alloc (screen, rgba (best->red, best->green, best->blue));
806 900
807 delete colors; 901 delete [] colors;
808 } 902 }
809#endif 903#endif
810 904
811 return got; 905 return got;
812} 906}
813 907
814void 908void
815rxvt_color::get (rgba &color) 909rxvt_color::get (rgba &color) const
816{ 910{
817#if XFT 911#if XFT
818 color.r = c.color.red; 912 color.r = c.color.red;
819 color.g = c.color.green; 913 color.g = c.color.green;
820 color.b = c.color.blue; 914 color.b = c.color.blue;
… …
826 color.a = rgba::MAX_CC; 920 color.a = rgba::MAX_CC;
827#endif 921#endif
828} 922}
829 923
830void 924void
831rxvt_color::get (XColor &color) 925rxvt_color::get (XColor &color) const
832{ 926{
833 rgba c; 927 rgba c;
834 get (c); 928 get (c);
835 929
836 color.red = c.r; 930 color.red = c.r;
837 color.green = c.g; 931 color.green = c.g;
838 color.blue = c.b; 932 color.blue = c.b;
839 color.pixel = (Pixel)*this; 933 color.pixel = (Pixel)*this;
840} 934}
841 935
842void 936void
843rxvt_color::free (rxvt_screen *screen) 937rxvt_color::free (rxvt_screen *screen)
844{ 938{
845 if (screen->visual->c_class == TrueColor) 939 if (screen->visual->c_class == TrueColor)
846 return; // nothing to do 940 return; // nothing to do
847 941
… …
867 lerp (c.a, to.a, percent) 961 lerp (c.a, to.a, percent)
868 ) 962 )
869 ); 963 );
870} 964}
871 965
966rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
967: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
968{
969 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
970
971 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
972 timer_ev.repeat = 10.;
973 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
974
975 incr_buf = 0;
976 incr_buf_size = incr_buf_fill = 0;
977 selection_wait = Sel_normal;
978 selection_type = selnum;
979 cb_sv = 0;
980}
981
982void
983rxvt_selection::stop ()
984{
985 free (incr_buf);
986 incr_buf = 0;
987 timer_ev.stop ();
988 x_ev.stop (display);
989}
990
991rxvt_selection::~rxvt_selection ()
992{
993 stop ();
994}
995
996void
997rxvt_selection::run ()
998{
999 int selnum = selection_type;
1000
1001#if ENABLE_FRILLS
1002 if (selnum == Sel_Primary && display->selection_owner)
1003 {
1004 /* internal selection */
1005 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1006 finish (str, strlen (str));
1007 free (str);
1008 return;
1009 }
1010#endif
1011
1012#if X_HAVE_UTF8_STRING
1013 selection_type = Sel_UTF8String;
1014 if (request (display->xa[XA_UTF8_STRING], selnum))
1015 return;
1016#else
1017 selection_type = Sel_CompoundText;
1018 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1019 return;
1020#endif
1021
1022 // fallback to CUT_BUFFER0 if the requested property has no owner
1023 handle_selection (display->root, XA_CUT_BUFFER0, false);
1024}
1025
1026void
1027rxvt_selection::finish (char *data, unsigned int len)
1028{
1029 if (!cb_sv)
1030 {
1031 if (data)
1032 term->paste (data, len);
1033
1034 term->selection_req = 0;
1035 delete this;
1036 }
1037#if ENABLE_PERL
1038 else
1039 {
1040 stop (); // we do not really trust perl callbacks
1041 rxvt_perl.selection_finish (this, data, len);
1042 }
1043#endif
1044}
1045
1046bool
1047rxvt_selection::request (Atom target, int selnum)
1048{
1049 Atom sel;
1050
1051 selection_type |= selnum;
1052
1053 if (selnum == Sel_Primary)
1054 sel = XA_PRIMARY;
1055 else if (selnum == Sel_Secondary)
1056 sel = XA_SECONDARY;
1057 else
1058 sel = display->xa[XA_CLIPBOARD];
1059
1060 if (XGetSelectionOwner (display->dpy, sel) != None)
1061 {
1062 XConvertSelection (display->dpy, sel, target, request_prop,
1063 request_win, request_time);
1064 x_ev.start (display, request_win);
1065 timer_ev.again ();
1066 return true;
1067 }
1068
1069 return false;
1070}
1071
1072void
1073rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1074{
1075 Display *dpy = display->dpy;
1076 char *data = 0;
1077 unsigned int data_len = 0;
1078 unsigned long bytes_after;
1079 XTextProperty ct;
1080
1081 // check for failed XConvertSelection
1082 if (prop == None)
1083 {
1084 bool error = true;
1085 int selnum = selection_type & Sel_whereMask;
1086
1087 if (selection_type & Sel_CompoundText)
1088 {
1089 selection_type = 0;
1090 error = !request (XA_STRING, selnum);
1091 }
1092
1093 if (selection_type & Sel_UTF8String)
1094 {
1095 selection_type = Sel_CompoundText;
1096 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1097 }
1098
1099 if (error)
1100 {
1101 ct.value = 0;
1102 goto bailout;
1103 }
1104
1105 return;
1106 }
1107
1108 // length == (2^31 - 1) / 4, as gdk
1109 if (XGetWindowProperty (dpy, win, prop,
1110 0, 0x1fffffff,
1111 delete_prop, AnyPropertyType,
1112 &ct.encoding, &ct.format,
1113 &ct.nitems, &bytes_after,
1114 &ct.value) != Success)
1115 {
1116 ct.value = 0;
1117 goto bailout;
1118 }
1119
1120 if (ct.encoding == None)
1121 goto bailout;
1122
1123 if (ct.value == 0)
1124 goto bailout;
1125
1126 if (ct.encoding == display->xa[XA_INCR])
1127 {
1128 // INCR selection, start handshake
1129 if (!delete_prop)
1130 XDeleteProperty (dpy, win, prop);
1131
1132 selection_wait = Sel_incr;
1133 timer_ev.again ();
1134
1135 goto bailout;
1136 }
1137
1138 if (ct.nitems == 0)
1139 {
1140 if (selection_wait == Sel_incr)
1141 {
1142 XFree (ct.value);
1143
1144 // finally complete, now paste the whole thing
1145 selection_wait = Sel_normal;
1146 ct.value = (unsigned char *)incr_buf;
1147 ct.nitems = incr_buf_fill;
1148 incr_buf = 0;
1149 timer_ev.stop ();
1150 }
1151 else
1152 {
1153 // avoid recursion
1154 if (win != display->root || prop != XA_CUT_BUFFER0)
1155 {
1156 XFree (ct.value);
1157
1158 // fallback to CUT_BUFFER0 if the requested property
1159 // has an owner but is empty
1160 handle_selection (display->root, XA_CUT_BUFFER0, False);
1161 return;
1162 }
1163
1164 goto bailout;
1165 }
1166 }
1167 else if (selection_wait == Sel_incr)
1168 {
1169 timer_ev.again ();
1170
1171 while (incr_buf_fill + ct.nitems > incr_buf_size)
1172 {
1173 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1174 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1175 }
1176
1177 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1178 incr_buf_fill += ct.nitems;
1179
1180 goto bailout;
1181 }
1182
1183 char **cl;
1184 int cr;
1185
1186 // we honour the first item only
1187
1188#if !ENABLE_MINIMAL
1189 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1190 // so recode it manually
1191 if (ct.encoding == display->xa[XA_UTF8_STRING])
1192 {
1193 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1194 data = rxvt_wcstombs (w);
1195 free (w);
1196 }
1197 else
1198#endif
1199 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1200 && cl)
1201 {
1202 data = strdup (cl[0]);
1203 XFreeStringList (cl);
1204 }
1205 else
1206 {
1207 // paste raw
1208 data = strdup ((const char *)ct.value);
1209 }
1210
1211 data_len = strlen (data);
1212
1213bailout:
1214 XFree (ct.value);
1215
1216 if (selection_wait == Sel_normal)
1217 {
1218 finish (data, data_len);
1219 free (data);
1220 }
1221}
1222
1223void
1224rxvt_selection::timer_cb (ev::timer &w, int revents)
1225{
1226 if (selection_wait == Sel_incr)
1227 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1228
1229 finish ();
1230}
1231
1232void
1233rxvt_selection::x_cb (XEvent &xev)
1234{
1235 switch (xev.type)
1236 {
1237 case PropertyNotify:
1238 if (selection_wait == Sel_incr
1239 && xev.xproperty.atom == request_prop
1240 && xev.xproperty.state == PropertyNewValue)
1241 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1242 break;
1243
1244 case SelectionNotify:
1245 if (selection_wait == Sel_normal
1246 && xev.xselection.time == request_time)
1247 {
1248 timer_ev.stop ();
1249 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1250 }
1251 break;
1252 }
1253}

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