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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.57 by root, Mon Feb 20 22:42:01 2006 UTC vs.
Revision 1.146 by root, Sun Dec 14 04:52:10 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
… …
22 23
23#include "../config.h" 24#include "../config.h"
24#include <rxvt.h> 25#include <rxvt.h>
25#include <rxvttoolkit.h> 26#include <rxvttoolkit.h>
26 27
28#include <stdlib.h>
29
27#include <unistd.h> 30#include <unistd.h>
28#include <fcntl.h> 31#include <fcntl.h>
29 32
30#include <sys/utsname.h> 33#include <sys/utsname.h>
31#include <sys/socket.h> 34#include <sys/socket.h>
… …
33 36
34#if XFT 37#if XFT
35# include <X11/extensions/Xrender.h> 38# include <X11/extensions/Xrender.h>
36#endif 39#endif
37 40
38const char *const xa_names[] = 41static const char *const xa_names[] =
39{ 42{
40 "TEXT", 43 "TEXT",
41 "COMPOUND_TEXT", 44 "COMPOUND_TEXT",
42 "UTF8_STRING", 45 "UTF8_STRING",
43 "MULTIPLE", 46 "MULTIPLE",
… …
59#if ENABLE_EWMH 62#if ENABLE_EWMH
60 "_NET_WM_PID", 63 "_NET_WM_PID",
61 "_NET_WM_NAME", 64 "_NET_WM_NAME",
62 "_NET_WM_ICON_NAME", 65 "_NET_WM_ICON_NAME",
63 "_NET_WM_PING", 66 "_NET_WM_PING",
67 "_NET_WM_ICON",
64#endif 68#endif
65#if USE_XIM 69#if USE_XIM
66 "WM_LOCALE_NAME", 70 "WM_LOCALE_NAME",
67 "XIM_SERVERS", 71 "XIM_SERVERS",
68#endif 72#endif
69#ifdef TRANSPARENT 73#if HAVE_IMG || ENABLE_PERL
70 "_XROOTPMAP_ID", 74 "_XROOTPMAP_ID",
71 "ESETROOT_PMAP_ID", 75 "ESETROOT_PMAP_ID",
72#endif 76#endif
73#if ENABLE_XEMBED 77#if ENABLE_XEMBED
74 "_XEMBED", 78 "_XEMBED",
… …
151 put (*this->begin ()); 155 put (*this->begin ());
152} 156}
153 157
154///////////////////////////////////////////////////////////////////////////// 158/////////////////////////////////////////////////////////////////////////////
155 159
156#ifdef USE_XIM 160#if USE_XIM
157 161
158static void 162static void
159#if XIMCB_PROTO_BROKEN 163#if XIMCB_PROTO_BROKEN
160im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 164im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
161#else 165#else
… …
183 187
184 XIMCallback ximcallback; 188 XIMCallback ximcallback;
185 ximcallback.client_data = (XPointer)this; 189 ximcallback.client_data = (XPointer)this;
186 ximcallback.callback = im_destroy_cb; 190 ximcallback.callback = im_destroy_cb;
187 191
188 XSetIMValues (xim, XNDestroyCallback, &ximcallback, 0); 192 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
189 193
190 return true; 194 return true;
191} 195}
192 196
193rxvt_xim::~rxvt_xim () 197rxvt_xim::~rxvt_xim ()
… …
226{ 230{
227} 231}
228 232
229rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h) 233rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
230{ 234{
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*/) 235 if (!scratch_area || w > scratch_w || h > scratch_h)
235 { 236 {
236 if (scratch_area) 237 if (scratch_area)
237 { 238 {
238 XFreePixmap (dpy, scratch_area->drawable); 239 XFreePixmap (dpy, scratch_area->drawable);
239 delete scratch_area; 240 delete scratch_area;
… …
261 depth = DefaultDepthOfScreen (screen); 262 depth = DefaultDepthOfScreen (screen);
262 visual = DefaultVisualOfScreen (screen); 263 visual = DefaultVisualOfScreen (screen);
263 cmap = DefaultColormapOfScreen (screen); 264 cmap = DefaultColormapOfScreen (screen);
264} 265}
265 266
266void 267#if ENABLE_FRILLS
267rxvt_screen::set (rxvt_display *disp, int bitdepth)
268{
269 set (disp);
270 268
271#if XFT 269void
270rxvt_screen::select_visual (int id)
271{
272 XVisualInfo vinfo; 272 XVisualInfo vinfo;
273 vinfo.visualid = id;
274 int n;
275
276 if (XVisualInfo *vi = XGetVisualInfo (dpy, VisualIDMask, &vinfo, &n))
277 {
278 depth = vi->depth;
279 visual = vi->visual;
280
281 XFree (vi);
282
283 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
284 }
285 else
286 rxvt_warn ("no visual found for requested id 0x%02x, using default visual.\n", id);
287}
288
289void
290rxvt_screen::select_depth (int bitdepth)
291{
292 XVisualInfo vinfo;
273 293
274 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) 294 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
275 {
276 depth = bitdepth;
277 visual = vinfo.visual; 295 select_visual (vinfo.visualid);
278 cmap = XCreateColormap (dpy, disp->root, visual, AllocNone); 296 else
279 } 297 rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth);
280#endif
281} 298}
299
300#endif
282 301
283void 302void
284rxvt_screen::clear () 303rxvt_screen::clear ()
285{ 304{
286#if XFT 305#if XFT
… …
297 316
298///////////////////////////////////////////////////////////////////////////// 317/////////////////////////////////////////////////////////////////////////////
299 318
300rxvt_display::rxvt_display (const char *id) 319rxvt_display::rxvt_display (const char *id)
301: refcounted (id) 320: refcounted (id)
302, x_ev (this, &rxvt_display::x_cb)
303, selection_owner (0) 321, selection_owner (0)
322, clipboard_owner (0)
304{ 323{
324 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
325 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
305} 326}
306 327
307XrmDatabase 328XrmDatabase
308rxvt_display::get_resources (bool refresh) 329rxvt_display::get_resources (bool refresh)
309{ 330{
310 char *homedir = (char *)getenv ("HOME"); 331 char *homedir = getenv ("HOME");
311 char fname[1024]; 332 char fname[1024];
312 333
313 /* 334 /*
314 * get resources using the X library function 335 * get resources using the X library function
315 */ 336 */
316 char *displayResource, *xe; 337 char *displayResource, *xe;
317 XrmDatabase rdb1, database = 0; 338 XrmDatabase rdb1, database = 0;
318 339
340#if !XLIB_ILLEGAL_ACCESS
341 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
342 database = XrmGetStringDatabase ("");
343#endif
344
319 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 345 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
346 // as opposed to "standard practise", we always read in ~/.Xdefaults
320 347
321 // 6. System wide per application default file. 348 // 6. System wide per application default file.
322 349
323 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 350 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
324 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 351 if ((xe = getenv ("XAPPLRESDIR")))
325 { 352 {
326 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 353 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
327 354
328 if ((rdb1 = XrmGetFileDatabase (fname))) 355 if ((rdb1 = XrmGetFileDatabase (fname)))
329 XrmMergeDatabases (rdb1, &database); 356 XrmMergeDatabases (rdb1, &database);
… …
331 358
332 // 5. User's per application default file. 359 // 5. User's per application default file.
333 // none 360 // none
334 361
335 // 4. User's defaults file. 362 // 4. User's defaults file.
363 if (homedir)
364 {
365 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
366
367 if ((rdb1 = XrmGetFileDatabase (fname)))
368 XrmMergeDatabases (rdb1, &database);
369 }
370
336 /* Get any Xserver defaults */ 371 /* Get any Xserver defaults */
337 if (refresh) 372 if (refresh)
338 { 373 {
339 // fucking xlib keeps a copy of the rm string 374 // fucking xlib keeps a copy of the rm string
340 Atom actual_type; 375 Atom actual_type;
… …
352 XA_STRING, &actual_type, &actual_format, 387 XA_STRING, &actual_type, &actual_format,
353 &nitems, &nremaining, 388 &nitems, &nremaining,
354 (unsigned char **)&val) == Success 389 (unsigned char **)&val) == Success
355 && actual_type == XA_STRING 390 && actual_type == XA_STRING
356 && actual_format == 8) 391 && actual_format == 8)
357 displayResource = val; 392 displayResource = val;
358 else 393 else
359 { 394 {
360 displayResource = 0; 395 displayResource = 0;
396
361 if (val) 397 if (val)
362 XFree(val); 398 XFree (val);
363 } 399 }
364 400
365#if XLIB_ILLEGAL_ACCESS 401#if XLIB_ILLEGAL_ACCESS
366 dpy->xdefaults = displayResource; 402 dpy->xdefaults = displayResource;
367#endif 403#endif
368 } 404 }
… …
370 displayResource = XResourceManagerString (dpy); 406 displayResource = XResourceManagerString (dpy);
371 407
372 if (displayResource) 408 if (displayResource)
373 { 409 {
374 if ((rdb1 = XrmGetStringDatabase (displayResource))) 410 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); 411 XrmMergeDatabases (rdb1, &database);
383 } 412 }
384 413
385#if !XLIB_ILLEGAL_ACCESS 414#if !XLIB_ILLEGAL_ACCESS
386 if (refresh && displayResource) 415 if (refresh && displayResource)
… …
399 XFree (displayResource); 428 XFree (displayResource);
400 } 429 }
401 430
402 // 3. User's per host defaults file 431 // 3. User's per host defaults file
403 /* Add in XENVIRONMENT file */ 432 /* Add in XENVIRONMENT file */
404 if ((xe = (char *)getenv ("XENVIRONMENT")) 433 if ((xe = getenv ("XENVIRONMENT"))
405 && (rdb1 = XrmGetFileDatabase (xe))) 434 && (rdb1 = XrmGetFileDatabase (xe)))
406 XrmMergeDatabases (rdb1, &database); 435 XrmMergeDatabases (rdb1, &database);
407 else if (homedir) 436 else if (homedir)
408 { 437 {
409 struct utsname un; 438 struct utsname un;
… …
423bool rxvt_display::ref_init () 452bool rxvt_display::ref_init ()
424{ 453{
425#ifdef LOCAL_X_IS_UNIX 454#ifdef LOCAL_X_IS_UNIX
426 if (id[0] == ':') 455 if (id[0] == ':')
427 { 456 {
428 val = rxvt_malloc (5 + strlen (id) + 1); 457 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
458
429 strcpy (val, "unix/"); 459 strcpy (val, "unix/");
430 strcat (val, id); 460 strcat (val, id);
461
431 dpy = XOpenDisplay (val); 462 dpy = XOpenDisplay (val);
432 free (val);
433 } 463 }
434 else 464 else
435#endif 465#endif
436 dpy = 0; 466 dpy = 0;
437 467
… …
442 return false; 472 return false;
443 473
444 screen = DefaultScreen (dpy); 474 screen = DefaultScreen (dpy);
445 root = DefaultRootWindow (dpy); 475 root = DefaultRootWindow (dpy);
446 476
447 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 477 assert (ecb_array_length (xa_names) == NUM_XA);
448 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 478 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
449 479
450 XrmSetDatabase (dpy, get_resources (false)); 480 XrmSetDatabase (dpy, get_resources (false));
451 481
452#ifdef POINTER_BLANK 482#ifdef POINTER_BLANK
… …
458 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ', 488 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
459 &blackcolour, &blackcolour); 489 &blackcolour, &blackcolour);
460 XUnloadFont (dpy, f); 490 XUnloadFont (dpy, f);
461#endif 491#endif
462 492
493 flags = 0;
494#if XRENDER
495 int major, minor;
496 if (XRenderQueryVersion (dpy, &major, &minor))
497 if (major > 0 || (major == 0 && minor >= 11))
498 {
499 flags |= DISPLAY_HAS_RENDER;
500
501 if (XFilters *filters = XRenderQueryFilters (dpy, root))
502 {
503 for (int i = 0; i < filters->nfilter; i++)
504 if (!strcmp (filters->filter [i], FilterConvolution))
505 flags |= DISPLAY_HAS_RENDER_CONV;
506
507 XFree (filters);
508 }
509 }
510#endif
511
463 int fd = XConnectionNumber (dpy); 512 int fd = XConnectionNumber (dpy);
464 513
465 // try to detect wether we have a local connection. 514 // try to detect whether we have a local connection.
466 // assume unix domains socket == local, everything else not 515 // assume unix domain socket == local, everything else not
467 // TODO: might want to check for inet/127.0.0.1 516 // TODO: might want to check for inet/127.0.0.1
468 is_local = 0; 517 is_local = 0;
469 sockaddr_un sa; 518 sockaddr_un sa;
470 socklen_t sl = sizeof (sa); 519 socklen_t sl = sizeof (sa);
471 520
472 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 521 if (!getsockname (fd, (sockaddr *)&sa, &sl))
473 is_local = sa.sun_family == AF_LOCAL; 522 is_local = sa.sun_family == AF_UNIX;
474 523
524 flush_ev.start ();
475 x_ev.start (fd, EVENT_READ); 525 x_ev.start (fd, ev::READ);
476 fcntl (fd, F_SETFD, FD_CLOEXEC); 526 fcntl (fd, F_SETFD, FD_CLOEXEC);
477 527
478 XSelectInput (dpy, root, PropertyChangeMask); 528 XSelectInput (dpy, root, PropertyChangeMask);
479 529
480 flush (); 530 flush ();
… …
483} 533}
484 534
485void 535void
486rxvt_display::ref_next () 536rxvt_display::ref_next ()
487{ 537{
488 // TODO: somehow check wether the database files/resources changed 538 // TODO: somehow check whether the database files/resources changed
489 // before affording re-loading/parsing 539 // before affording re-loading/parsing
490 XrmDestroyDatabase (XrmGetDatabase (dpy)); 540 XrmDestroyDatabase (XrmGetDatabase (dpy));
541#if XLIB_ILLEGAL_ACCESS
542 /* work around a bug in XrmSetDatabase where it frees the db */
543 dpy->db = 0;
544#endif
491 XrmSetDatabase (dpy, get_resources (true)); 545 XrmSetDatabase (dpy, get_resources (true));
492} 546}
493 547
494rxvt_display::~rxvt_display () 548rxvt_display::~rxvt_display ()
495{ 549{
… …
498 552
499#ifdef POINTER_BLANK 553#ifdef POINTER_BLANK
500 XFreeCursor (dpy, blank_cursor); 554 XFreeCursor (dpy, blank_cursor);
501#endif 555#endif
502 x_ev.stop (); 556 x_ev.stop ();
557 flush_ev.stop ();
503#ifdef USE_XIM 558#if USE_XIM
504 xims.clear (); 559 xims.clear ();
505#endif 560#endif
561 XrmDestroyDatabase (XrmGetDatabase (dpy));
506 XCloseDisplay (dpy); 562 XCloseDisplay (dpy);
507} 563}
508 564
509#ifdef USE_XIM 565#if USE_XIM
510void rxvt_display::im_change_cb () 566void rxvt_display::im_change_cb ()
511{ 567{
512 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 568 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
513 (*i)->call (); 569 (*i)->call ();
514} 570}
… …
522 unsigned long nitems, bytes_after; 578 unsigned long nitems, bytes_after;
523 579
524 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 580 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
525 False, XA_ATOM, &actual_type, &actual_format, 581 False, XA_ATOM, &actual_type, &actual_format,
526 &nitems, &bytes_after, (unsigned char **)&atoms) 582 &nitems, &bytes_after, (unsigned char **)&atoms)
527 != Success ) 583 != Success)
528 return; 584 return;
529 585
530 if (actual_type == XA_ATOM && actual_format == 32) 586 if (actual_type == XA_ATOM && actual_format == 32)
531 for (int i = 0; i < nitems; i++) 587 for (int i = 0; i < nitems; i++)
532 if (XGetSelectionOwner (dpy, atoms[i])) 588 if (XGetSelectionOwner (dpy, atoms[i]))
533 { 589 {
534 im_change_cb (); 590 im_change_cb ();
535 break; 591 break;
… …
537 593
538 XFree (atoms); 594 XFree (atoms);
539} 595}
540#endif 596#endif
541 597
542void rxvt_display::x_cb (io_watcher &w, short revents) 598void rxvt_display::x_cb (ev::io &w, int revents)
543{ 599{
600 flush_ev.start ();
601}
602
603void rxvt_display::flush_cb (ev::prepare &w, int revents)
604{
605 while (XEventsQueued (dpy, QueuedAfterFlush))
544 do 606 do
545 { 607 {
546 XEvent xev; 608 XEvent xev;
547 XNextEvent (dpy, &xev); 609 XNextEvent (dpy, &xev);
548 610
549#ifdef USE_XIM 611#if USE_XIM
550 if (!XFilterEvent (&xev, None)) 612 if (!XFilterEvent (&xev, None))
551 { 613 {
552 if (xev.type == PropertyNotify 614 if (xev.type == PropertyNotify
553 && xev.xany.window == root 615 && xev.xany.window == root
554 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 616 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
555 im_change_check (); 617 im_change_check ();
556#endif 618#endif
619 if (xev.type == MappingNotify)
620 XRefreshKeyboardMapping (&xev.xmapping);
621
557 for (int i = xw.size (); i--; ) 622 for (int i = xw.size (); i--; )
558 { 623 {
559 if (!xw[i]) 624 if (!xw[i])
560 xw.erase_unordered (i); 625 xw.erase_unordered (i);
561 else if (xw[i]->window == xev.xany.window) 626 else if (xw[i]->window == xev.xany.window)
562 xw[i]->call (xev); 627 xw[i]->call (xev);
563 } 628 }
564#ifdef USE_XIM 629#if USE_XIM
565 } 630 }
566#endif 631#endif
567 } 632 }
568 while (XEventsQueued (dpy, QueuedAlready)); 633 while (XEventsQueued (dpy, QueuedAlready));
569 634
570 XFlush (dpy); 635 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} 636}
580 637
581void rxvt_display::reg (xevent_watcher *w) 638void rxvt_display::reg (xevent_watcher *w)
582{ 639{
640 if (!w->active)
641 {
583 xw.push_back (w); 642 xw.push_back (w);
584 w->active = xw.size (); 643 w->active = xw.size ();
644 }
585} 645}
586 646
587void rxvt_display::unreg (xevent_watcher *w) 647void rxvt_display::unreg (xevent_watcher *w)
588{ 648{
589 if (w->active) 649 if (w->active)
650 {
590 xw[w->active - 1] = 0; 651 xw[w->active - 1] = 0;
652 w->active = 0;
653 }
591} 654}
592 655
593void rxvt_display::set_selection_owner (rxvt_term *owner) 656void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
594{ 657{
658 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
659
595 if (selection_owner && selection_owner != owner) 660 if (cur_owner && cur_owner != owner)
596 selection_owner->selection_clear (); 661 {
662 rxvt_term *term = cur_owner;
663 term->selection_clear (clipboard);
664 term->flush ();
665 }
597 666
598 selection_owner = owner; 667 cur_owner = owner;
599} 668}
600 669
601#ifdef USE_XIM 670#if USE_XIM
602 671
603void rxvt_display::reg (im_watcher *w) 672void rxvt_display::reg (im_watcher *w)
604{ 673{
605 imw.push_back (w); 674 imw.push_back (w);
606} 675}
… …
616 int l, m; 685 int l, m;
617 686
618 l = strlen (locale); 687 l = strlen (locale);
619 m = strlen (modifiers); 688 m = strlen (modifiers);
620 689
621 if (!(id = (char *)malloc (l + m + 2))) 690 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
622 return 0; 691 return 0;
623 692
624 memcpy (id, locale, l); id[l] = '\n'; 693 memcpy (id, locale, l); id[l] = '\n';
625 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 694 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
626 695
627 rxvt_xim *xim = xims.get (id); 696 rxvt_xim *xim = xims.get (id);
628
629 free (id);
630 697
631 return xim; 698 return xim;
632} 699}
633 700
634void rxvt_display::put_xim (rxvt_xim *xim) 701void rxvt_display::put_xim (rxvt_xim *xim)
… …
643Atom rxvt_display::atom (const char *name) 710Atom rxvt_display::atom (const char *name)
644{ 711{
645 return XInternAtom (dpy, name, False); 712 return XInternAtom (dpy, name, False);
646} 713}
647 714
715Pixmap
716rxvt_display::get_pixmap_property (Atom property)
717{
718 Pixmap pixmap = None;
719
720 int aformat;
721 unsigned long nitems, bytes_after;
722 Atom atype;
723 unsigned char *prop;
724 int result = XGetWindowProperty (dpy, root, property,
725 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
726 &nitems, &bytes_after, &prop);
727 if (result == Success)
728 {
729 if (atype == XA_PIXMAP)
730 pixmap = *(Pixmap *)prop;
731 XFree (prop);
732 }
733
734 return pixmap;
735}
736
648///////////////////////////////////////////////////////////////////////////// 737/////////////////////////////////////////////////////////////////////////////
649 738
650template class refcache<rxvt_display>; 739template class refcache<rxvt_display>;
651refcache<rxvt_display> displays; 740refcache<rxvt_display> displays;
652 741
653///////////////////////////////////////////////////////////////////////////// 742/////////////////////////////////////////////////////////////////////////////
654 743//
744
745static unsigned int
746insert_component (unsigned int value, unsigned int mask, unsigned int shift)
747{
748 return (value * (mask + 1) >> 16) << shift;
749}
750
655bool 751bool
656rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 752rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
657{ 753{
754 //TODO: only supports 24 bit
755 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
756
658#if XFT 757#if XFT
659 XRenderPictFormat *format; 758 XRenderPictFormat *format;
660 759
661 // FUCKING Xft gets it wrong, of course, so work around it. 760 // FUCKING Xft gets it wrong, of course, so work around it.
662 // Transparency users should eat shit and die, and then 761 // Transparency users should eat shit and die, and then
… …
666 { 765 {
667 // the fun lies in doing everything manually... 766 // the fun lies in doing everything manually...
668 c.color.red = color.r; 767 c.color.red = color.r;
669 c.color.green = color.g; 768 c.color.green = color.g;
670 c.color.blue = color.b; 769 c.color.blue = color.b;
671 c.color.alpha = color.a; 770 c.color.alpha = alpha;
672 771
772 // Xft wants premultiplied alpha, but abuses the alpha channel
773 // as blend factor, and doesn't allow us to set the alpha channel
774 c.color.red = c.color.red * alpha / 0xffff;
775 c.color.green = c.color.green * alpha / 0xffff;
776 c.color.blue = c.color.blue * alpha / 0xffff;
777
673 c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) 778 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
674 | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) 779 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
675 | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) 780 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
676 | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); 781 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
677 782
678 return true; 783 return true;
679 } 784 }
680 else 785 else
681 { 786 {
682 XRenderColor d; 787 XRenderColor d;
683 788
684 d.red = color.r; 789 d.red = color.r;
685 d.green = color.g; 790 d.green = color.g;
686 d.blue = color.b; 791 d.blue = color.b;
687 d.alpha = color.a; 792 d.alpha = alpha;
688 793
689 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 794 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
795 return true;
690 } 796 }
691#else 797#else
692 c.red = color.r; 798 c.red = color.r;
693 c.green = color.g; 799 c.green = color.g;
694 c.blue = color.b; 800 c.blue = color.b;
695 801
696 if (screen->visual->c_class == TrueColor) 802 if (screen->visual->c_class == TrueColor)
697 { 803 {
698 c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 804 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
699 / rgba::MAX_CC) << ctz (screen->visual->red_mask ) 805 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
700 | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
701 / rgba::MAX_CC) << ctz (screen->visual->green_mask)
702 | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) 806 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
703 / rgba::MAX_CC) << ctz (screen->visual->blue_mask );
704 807
705 return true; 808 return true;
706 } 809 }
707 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 810 else if (XAllocColor (screen->dpy, screen->cmap, &c))
708 return true; 811 return true;
709 else 812#endif
813
814 //TODO: set c.color* or c.*
710 c.pixel = (color.r + color.g + color.b) > 128*3 815 c.pixel = (color.r * 2 + color.g * 3 + color.b) >= 0x8000 * 6
711 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy)) 816 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
712 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy)); 817 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
713#endif
714 818
715 return false; 819 return false;
716} 820}
717 821
718bool 822bool
… …
720{ 824{
721 rgba c; 825 rgba c;
722 char eos; 826 char eos;
723 int skip; 827 int skip;
724 828
829 c.a = rgba::MAX_CC;
830
725 // parse the nonstandard "[alphapercent]" prefix 831 // parse the nonstandard "[alphapercent]" prefix
726 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 832 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
727 { 833 {
728 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 834 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
729 name += skip; 835 name += skip;
730 } 836 }
731 else
732 c.a = rgba::MAX_CC;
733 837
734 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 838 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
735 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 839 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
736 { 840 {
737 XColor xc, xc_exact; 841 XColor xc;
738 842
739 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 843 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
740 { 844 {
741 c.r = xc.red; 845 c.r = xc.red;
742 c.g = xc.green; 846 c.g = xc.green;
… …
769 { 873 {
770 XColor *colors = new XColor [screen->visual->map_entries]; 874 XColor *colors = new XColor [screen->visual->map_entries];
771 875
772 for (int i = 0; i < cmap_size; i++) 876 for (int i = 0; i < cmap_size; i++)
773 colors [i].pixel = i; 877 colors [i].pixel = i;
774 878
775 // many kilobytes transfer per colour, but pseudocolor isn't worth 879 // many kilobytes transfer per colour, but pseudocolor isn't worth
776 // many extra optimisations. 880 // many extra optimisations.
777 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); 881 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
778 882
883 while (cmap_size)
884 {
779 int diff = 0x7fffffffUL; 885 int diff = 0x7fffffffL;
780 XColor *best = colors; 886 XColor *best = colors;
781 887
782 for (int i = 0; i < cmap_size; i++) 888 for (int i = 0; i < cmap_size; i++)
783 {
784 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
785 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
786 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
787
788 if (d < diff)
789 { 889 {
890 // simple weighted rgb distance sucks, but keeps it simple
891 int d = abs (color.r - colors [i].red ) * 2
892 + abs (color.g - colors [i].green) * 3
893 + abs (color.b - colors [i].blue );
894
895 if (d < diff)
896 {
790 diff = d; 897 diff = d;
791 best = colors + i; 898 best = colors + i;
899 }
792 } 900 }
793 }
794 901
795 //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,%d)\n",
796 // 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, best - colors);
797 904
798 got = alloc (screen, rgba (best->red, best->green, best->blue)); 905 got = alloc (screen, rgba (best->red, best->green, best->blue));
799 906
907 if (got)
908 break;
909
910 *best = colors [--cmap_size];
911 }
912
800 delete colors; 913 delete [] colors;
801 } 914 }
802#endif 915#endif
803 916
804 return got; 917 return got;
805} 918}
806 919
807void 920void
808rxvt_color::get (rgba &color) 921rxvt_color::get (rgba &color) const
809{ 922{
810#if XFT 923#if XFT
924 //TODO premultiplied alpha??
811 color.r = c.color.red; 925 color.r = c.color.red;
812 color.g = c.color.green; 926 color.g = c.color.green;
813 color.b = c.color.blue; 927 color.b = c.color.blue;
814 color.a = c.color.alpha; 928 color.a = c.color.alpha;
815#else 929#else
… …
819 color.a = rgba::MAX_CC; 933 color.a = rgba::MAX_CC;
820#endif 934#endif
821} 935}
822 936
823void 937void
824rxvt_color::get (XColor &color) 938rxvt_color::get (XColor &color) const
825{ 939{
826 rgba c; 940 rgba c;
827 get (c); 941 get (c);
828 942
829 color.red = c.r; 943 color.red = c.r;
830 color.green = c.g; 944 color.green = c.g;
831 color.blue = c.b; 945 color.blue = c.b;
832 color.pixel = (Pixel)*this; 946 color.pixel = (Pixel)*this;
833} 947}
834 948
835void 949void
836rxvt_color::free (rxvt_screen *screen) 950rxvt_color::free (rxvt_screen *screen)
837{ 951{
838 if (screen->visual->c_class == TrueColor) 952 if (screen->visual->c_class == TrueColor)
839 return; // nothing to do 953 return; // nothing to do
840 954
… …
860 lerp (c.a, to.a, percent) 974 lerp (c.a, to.a, percent)
861 ) 975 )
862 ); 976 );
863} 977}
864 978
979rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
980: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
981{
982 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
983
984 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
985 timer_ev.repeat = 10.;
986 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
987
988 incr_buf = 0;
989 incr_buf_size = incr_buf_fill = 0;
990 selection_wait = Sel_normal;
991 selection_type = selnum;
992 cb_sv = 0;
993}
994
995void
996rxvt_selection::stop ()
997{
998 free (incr_buf);
999 incr_buf = 0;
1000 timer_ev.stop ();
1001 x_ev.stop (display);
1002}
1003
1004rxvt_selection::~rxvt_selection ()
1005{
1006 stop ();
1007}
1008
1009void
1010rxvt_selection::run ()
1011{
1012 int selnum = selection_type;
1013
1014#if ENABLE_FRILLS
1015 if (selnum == Sel_Primary && display->selection_owner)
1016 {
1017 /* internal selection */
1018 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1019 finish (str, strlen (str));
1020 free (str);
1021 return;
1022 }
1023#endif
1024
1025#if X_HAVE_UTF8_STRING
1026 selection_type = Sel_UTF8String;
1027 if (request (display->xa[XA_UTF8_STRING], selnum))
1028 return;
1029#else
1030 selection_type = Sel_CompoundText;
1031 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1032 return;
1033#endif
1034
1035 // fallback to CUT_BUFFER0 if the requested property has no owner
1036 handle_selection (display->root, XA_CUT_BUFFER0, false);
1037}
1038
1039void
1040rxvt_selection::finish (char *data, unsigned int len)
1041{
1042 if (!cb_sv)
1043 {
1044 if (data)
1045 term->paste (data, len);
1046
1047 term->selection_req = 0;
1048 delete this;
1049 }
1050#if ENABLE_PERL
1051 else
1052 {
1053 stop (); // we do not really trust perl callbacks
1054 rxvt_perl.selection_finish (this, data, len);
1055 }
1056#endif
1057}
1058
1059bool
1060rxvt_selection::request (Atom target, int selnum)
1061{
1062 Atom sel;
1063
1064 selection_type |= selnum;
1065
1066 if (selnum == Sel_Primary)
1067 sel = XA_PRIMARY;
1068 else if (selnum == Sel_Secondary)
1069 sel = XA_SECONDARY;
1070 else
1071 sel = display->xa[XA_CLIPBOARD];
1072
1073 if (XGetSelectionOwner (display->dpy, sel) != None)
1074 {
1075 XConvertSelection (display->dpy, sel, target, request_prop,
1076 request_win, request_time);
1077 x_ev.start (display, request_win);
1078 timer_ev.again ();
1079 return true;
1080 }
1081
1082 return false;
1083}
1084
1085void
1086rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1087{
1088 Display *dpy = display->dpy;
1089 char *data = 0;
1090 unsigned int data_len = 0;
1091 unsigned long bytes_after;
1092 XTextProperty ct;
1093
1094 // check for failed XConvertSelection
1095 if (prop == None)
1096 {
1097 bool error = true;
1098 int selnum = selection_type & Sel_whereMask;
1099
1100 if (selection_type & Sel_CompoundText)
1101 {
1102 selection_type = 0;
1103 error = !request (XA_STRING, selnum);
1104 }
1105
1106 if (selection_type & Sel_UTF8String)
1107 {
1108 selection_type = Sel_CompoundText;
1109 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1110 }
1111
1112 if (error)
1113 {
1114 ct.value = 0;
1115 goto bailout;
1116 }
1117
1118 return;
1119 }
1120
1121 // length == (2^31 - 1) / 4, as gdk
1122 if (XGetWindowProperty (dpy, win, prop,
1123 0, 0x1fffffff,
1124 delete_prop, AnyPropertyType,
1125 &ct.encoding, &ct.format,
1126 &ct.nitems, &bytes_after,
1127 &ct.value) != Success)
1128 {
1129 ct.value = 0;
1130 goto bailout;
1131 }
1132
1133 if (ct.encoding == None)
1134 goto bailout;
1135
1136 if (ct.value == 0)
1137 goto bailout;
1138
1139 if (ct.encoding == display->xa[XA_INCR])
1140 {
1141 // INCR selection, start handshake
1142 if (!delete_prop)
1143 XDeleteProperty (dpy, win, prop);
1144
1145 selection_wait = Sel_incr;
1146 timer_ev.again ();
1147
1148 goto bailout;
1149 }
1150
1151 if (ct.nitems == 0)
1152 {
1153 if (selection_wait == Sel_incr)
1154 {
1155 XFree (ct.value);
1156
1157 // finally complete, now paste the whole thing
1158 selection_wait = Sel_normal;
1159 ct.value = (unsigned char *)incr_buf;
1160 ct.nitems = incr_buf_fill;
1161 incr_buf = 0;
1162 timer_ev.stop ();
1163 }
1164 else
1165 {
1166 // avoid recursion
1167 if (win != display->root || prop != XA_CUT_BUFFER0)
1168 {
1169 XFree (ct.value);
1170
1171 // fallback to CUT_BUFFER0 if the requested property
1172 // has an owner but is empty
1173 handle_selection (display->root, XA_CUT_BUFFER0, False);
1174 return;
1175 }
1176
1177 goto bailout;
1178 }
1179 }
1180 else if (selection_wait == Sel_incr)
1181 {
1182 timer_ev.again ();
1183
1184 while (incr_buf_fill + ct.nitems > incr_buf_size)
1185 {
1186 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1187 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1188 }
1189
1190 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1191 incr_buf_fill += ct.nitems;
1192
1193 goto bailout;
1194 }
1195
1196 char **cl;
1197 int cr;
1198
1199 // we honour the first item only
1200
1201#if !ENABLE_MINIMAL
1202 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1203 // so recode it manually
1204 if (ct.encoding == display->xa[XA_UTF8_STRING])
1205 {
1206 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1207 data = rxvt_wcstombs (w);
1208 free (w);
1209 }
1210 else
1211#endif
1212 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1213 && cl)
1214 {
1215 data = strdup (cl[0]);
1216 XFreeStringList (cl);
1217 }
1218 else
1219 {
1220 // paste raw
1221 data = strdup ((const char *)ct.value);
1222 }
1223
1224 data_len = strlen (data);
1225
1226bailout:
1227 XFree (ct.value);
1228
1229 if (selection_wait == Sel_normal)
1230 {
1231 finish (data, data_len);
1232 free (data);
1233 }
1234}
1235
1236void
1237rxvt_selection::timer_cb (ev::timer &w, int revents)
1238{
1239 if (selection_wait == Sel_incr)
1240 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1241
1242 finish ();
1243}
1244
1245void
1246rxvt_selection::x_cb (XEvent &xev)
1247{
1248 switch (xev.type)
1249 {
1250 case PropertyNotify:
1251 if (selection_wait == Sel_incr
1252 && xev.xproperty.atom == request_prop
1253 && xev.xproperty.state == PropertyNewValue)
1254 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1255 break;
1256
1257 case SelectionNotify:
1258 if (selection_wait == Sel_normal
1259 && xev.xselection.time == request_time)
1260 {
1261 timer_ev.stop ();
1262 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1263 }
1264 break;
1265 }
1266}

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