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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.50 by root, Thu Feb 2 18:04:46 2006 UTC vs.
Revision 1.134 by root, Mon Jun 4 15:18:52 2012 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) 2003-2011 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.
… …
26 27
27#include <unistd.h> 28#include <unistd.h>
28#include <fcntl.h> 29#include <fcntl.h>
29 30
30#include <sys/utsname.h> 31#include <sys/utsname.h>
31
32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 32#include <sys/socket.h>
34# include <sys/un.h> 33#include <sys/un.h>
35#endif
36 34
37#if XFT 35#if XFT
38# include <X11/extensions/Xrender.h> 36# include <X11/extensions/Xrender.h>
39#endif 37#endif
40 38
41const char *const xa_names[] = 39static const char *const xa_names[] =
42{ 40{
43 "TEXT", 41 "TEXT",
44 "COMPOUND_TEXT", 42 "COMPOUND_TEXT",
45 "UTF8_STRING", 43 "UTF8_STRING",
46 "MULTIPLE", 44 "MULTIPLE",
… …
62#if ENABLE_EWMH 60#if ENABLE_EWMH
63 "_NET_WM_PID", 61 "_NET_WM_PID",
64 "_NET_WM_NAME", 62 "_NET_WM_NAME",
65 "_NET_WM_ICON_NAME", 63 "_NET_WM_ICON_NAME",
66 "_NET_WM_PING", 64 "_NET_WM_PING",
65 "_NET_WM_ICON",
67#endif 66#endif
68#if USE_XIM 67#if USE_XIM
69 "WM_LOCALE_NAME", 68 "WM_LOCALE_NAME",
70 "XIM_SERVERS", 69 "XIM_SERVERS",
71#endif 70#endif
72#ifdef TRANSPARENT 71#if ENABLE_TRANSPARENCY
73 "_XROOTPMAP_ID", 72 "_XROOTPMAP_ID",
74 "ESETROOT_PMAP_ID", 73 "ESETROOT_PMAP_ID",
75#endif 74#endif
76#if ENABLE_XEMBED 75#if ENABLE_XEMBED
77 "_XEMBED", 76 "_XEMBED",
… …
154 put (*this->begin ()); 153 put (*this->begin ());
155} 154}
156 155
157///////////////////////////////////////////////////////////////////////////// 156/////////////////////////////////////////////////////////////////////////////
158 157
159#ifdef USE_XIM 158#if USE_XIM
160 159
161static void 160static void
162#if XIMCB_PROTO_BROKEN 161#if XIMCB_PROTO_BROKEN
163im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 162im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
164#else 163#else
… …
186 185
187 XIMCallback ximcallback; 186 XIMCallback ximcallback;
188 ximcallback.client_data = (XPointer)this; 187 ximcallback.client_data = (XPointer)this;
189 ximcallback.callback = im_destroy_cb; 188 ximcallback.callback = im_destroy_cb;
190 189
191 XSetIMValues (xim, XNDestroyCallback, &ximcallback, 0); 190 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
192 191
193 return true; 192 return true;
194} 193}
195 194
196rxvt_xim::~rxvt_xim () 195rxvt_xim::~rxvt_xim ()
… …
200} 199}
201 200
202#endif 201#endif
203 202
204///////////////////////////////////////////////////////////////////////////// 203/////////////////////////////////////////////////////////////////////////////
204
205#if XFT
206rxvt_drawable::~rxvt_drawable ()
207{
208 if (xftdrawable)
209 XftDrawDestroy (xftdrawable);
210}
211
212rxvt_drawable::operator XftDraw *()
213{
214 if (!xftdrawable)
215 xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap);
216
217 return xftdrawable;
218}
219#endif
220
221/////////////////////////////////////////////////////////////////////////////
222
223#if XFT
224
225// not strictly necessary as it is only used with superclass of zero_initialised
226rxvt_screen::rxvt_screen ()
227: scratch_area (0)
228{
229}
230
231rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
232{
233 if (!scratch_area || w > scratch_w || h > scratch_h)
234 {
235 if (scratch_area)
236 {
237 XFreePixmap (dpy, scratch_area->drawable);
238 delete scratch_area;
239 }
240
241 Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
242 scratch_w = w, scratch_h = h, depth);
243
244 scratch_area = new rxvt_drawable (this, pm);
245 }
246
247 return *scratch_area;
248}
249
250#endif
205 251
206void 252void
207rxvt_screen::set (rxvt_display *disp) 253rxvt_screen::set (rxvt_display *disp)
208{ 254{
209 display = disp; 255 display = disp;
… …
215 visual = DefaultVisualOfScreen (screen); 261 visual = DefaultVisualOfScreen (screen);
216 cmap = DefaultColormapOfScreen (screen); 262 cmap = DefaultColormapOfScreen (screen);
217} 263}
218 264
219void 265void
220rxvt_screen::set (rxvt_display *disp, int bitdepth) 266rxvt_screen::select_visual (int bitdepth)
221{ 267{
222 set (disp);
223
224#if XFT 268#if XFT
225 XVisualInfo vinfo; 269 XVisualInfo vinfo;
226 270
227 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) 271 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
228 { 272 {
229 depth = bitdepth; 273 depth = bitdepth;
230 visual = vinfo.visual; 274 visual = vinfo.visual;
231 cmap = XCreateColormap (dpy, disp->root, visual, AllocNone); 275 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
232 } 276 }
233#endif 277#endif
234} 278}
235 279
236void 280void
237rxvt_screen::clear () 281rxvt_screen::clear ()
238{ 282{
283#if XFT
284 if (scratch_area)
285 {
286 XFreePixmap (dpy, scratch_area->drawable);
287 delete scratch_area;
288 }
289#endif
290
239 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen))) 291 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
240 XFreeColormap (dpy, cmap); 292 XFreeColormap (dpy, cmap);
241} 293}
242 294
243///////////////////////////////////////////////////////////////////////////// 295/////////////////////////////////////////////////////////////////////////////
244 296
245rxvt_display::rxvt_display (const char *id) 297rxvt_display::rxvt_display (const char *id)
246: refcounted (id) 298: refcounted (id)
247, x_ev (this, &rxvt_display::x_cb)
248, selection_owner (0) 299, selection_owner (0)
300, clipboard_owner (0)
249{ 301{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
250} 304}
251 305
252XrmDatabase 306XrmDatabase
253rxvt_display::get_resources (bool refresh) 307rxvt_display::get_resources (bool refresh)
254{ 308{
255 char *homedir = (char *)getenv ("HOME"); 309 char *homedir = getenv ("HOME");
256 char fname[1024]; 310 char fname[1024];
257 311
258 /* 312 /*
259 * get resources using the X library function 313 * get resources using the X library function
260 */ 314 */
261 char *displayResource, *xe; 315 char *displayResource, *xe;
262 XrmDatabase rdb1, database = 0; 316 XrmDatabase rdb1, database = 0;
263 317
318#if !XLIB_ILLEGAL_ACCESS
319 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
320 database = XrmGetStringDatabase ("");
321#endif
322
264 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 323 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
324 // as opposed to "standard practise", we always read in ~/.Xdefaults
265 325
266 // 6. System wide per application default file. 326 // 6. System wide per application default file.
267 327
268 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 328 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
269 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 329 if ((xe = getenv ("XAPPLRESDIR")))
270 { 330 {
271 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 331 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
272 332
273 if ((rdb1 = XrmGetFileDatabase (fname))) 333 if ((rdb1 = XrmGetFileDatabase (fname)))
274 XrmMergeDatabases (rdb1, &database); 334 XrmMergeDatabases (rdb1, &database);
… …
276 336
277 // 5. User's per application default file. 337 // 5. User's per application default file.
278 // none 338 // none
279 339
280 // 4. User's defaults file. 340 // 4. User's defaults file.
341 if (homedir)
342 {
343 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
344
345 if ((rdb1 = XrmGetFileDatabase (fname)))
346 XrmMergeDatabases (rdb1, &database);
347 }
348
281 /* Get any Xserver defaults */ 349 /* Get any Xserver defaults */
282 if (refresh) 350 if (refresh)
283 { 351 {
284 // fucking xlib keeps a copy of the rm string 352 // fucking xlib keeps a copy of the rm string
285 Atom actual_type; 353 Atom actual_type;
… …
290#if XLIB_ILLEGAL_ACCESS 358#if XLIB_ILLEGAL_ACCESS
291 if (dpy->xdefaults) 359 if (dpy->xdefaults)
292 XFree (dpy->xdefaults); 360 XFree (dpy->xdefaults);
293#endif 361#endif
294 362
295 if (XGetWindowProperty (dpy, root, XA_RESOURCE_MANAGER, 363 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
296 0L, 100000000L, False, 364 0L, 100000000L, False,
297 XA_STRING, &actual_type, &actual_format, 365 XA_STRING, &actual_type, &actual_format,
298 &nitems, &nremaining, 366 &nitems, &nremaining,
299 (unsigned char **)&val) == Success 367 (unsigned char **)&val) == Success
300 && actual_type == XA_STRING 368 && actual_type == XA_STRING
301 && actual_format == 8) 369 && actual_format == 8)
302 displayResource = val; 370 displayResource = val;
303 else 371 else
304 { 372 {
305 displayResource = 0; 373 displayResource = 0;
374
306 if (val) 375 if (val)
307 XFree(val); 376 XFree (val);
308 } 377 }
309 378
310#if XLIB_ILLEGAL_ACCESS 379#if XLIB_ILLEGAL_ACCESS
311 dpy->xdefaults = displayResource; 380 dpy->xdefaults = displayResource;
312#endif 381#endif
313 } 382 }
… …
315 displayResource = XResourceManagerString (dpy); 384 displayResource = XResourceManagerString (dpy);
316 385
317 if (displayResource) 386 if (displayResource)
318 { 387 {
319 if ((rdb1 = XrmGetStringDatabase (displayResource))) 388 if ((rdb1 = XrmGetStringDatabase (displayResource)))
320 XrmMergeDatabases (rdb1, &database);
321 }
322 else if (homedir)
323 {
324 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
325
326 if ((rdb1 = XrmGetFileDatabase (fname)))
327 XrmMergeDatabases (rdb1, &database); 389 XrmMergeDatabases (rdb1, &database);
328 } 390 }
329 391
330#if !XLIB_ILLEGAL_ACCESS 392#if !XLIB_ILLEGAL_ACCESS
331 if (refresh && displayResource) 393 if (refresh && displayResource)
… …
344 XFree (displayResource); 406 XFree (displayResource);
345 } 407 }
346 408
347 // 3. User's per host defaults file 409 // 3. User's per host defaults file
348 /* Add in XENVIRONMENT file */ 410 /* Add in XENVIRONMENT file */
349 if ((xe = (char *)getenv ("XENVIRONMENT")) 411 if ((xe = getenv ("XENVIRONMENT"))
350 && (rdb1 = XrmGetFileDatabase (xe))) 412 && (rdb1 = XrmGetFileDatabase (xe)))
351 XrmMergeDatabases (rdb1, &database); 413 XrmMergeDatabases (rdb1, &database);
352 else if (homedir) 414 else if (homedir)
353 { 415 {
354 struct utsname un; 416 struct utsname un;
… …
368bool rxvt_display::ref_init () 430bool rxvt_display::ref_init ()
369{ 431{
370#ifdef LOCAL_X_IS_UNIX 432#ifdef LOCAL_X_IS_UNIX
371 if (id[0] == ':') 433 if (id[0] == ':')
372 { 434 {
373 val = rxvt_malloc (5 + strlen (id) + 1); 435 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
436
374 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
375 strcat (val, id); 438 strcat (val, id);
439
376 dpy = XOpenDisplay (val); 440 dpy = XOpenDisplay (val);
377 free (val);
378 } 441 }
379 else 442 else
380#endif 443#endif
381 dpy = 0; 444 dpy = 0;
382 445
… …
387 return false; 450 return false;
388 451
389 screen = DefaultScreen (dpy); 452 screen = DefaultScreen (dpy);
390 root = DefaultRootWindow (dpy); 453 root = DefaultRootWindow (dpy);
391 454
392 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 455 assert (ecb_array_length (xa_names) == NUM_XA);
393 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 456 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
394 457
395 XrmSetDatabase (dpy, get_resources (false)); 458 XrmSetDatabase (dpy, get_resources (false));
396 459
397#ifdef POINTER_BLANK 460#ifdef POINTER_BLANK
… …
403 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ', 466 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
404 &blackcolour, &blackcolour); 467 &blackcolour, &blackcolour);
405 XUnloadFont (dpy, f); 468 XUnloadFont (dpy, f);
406#endif 469#endif
407 470
471 flags = 0;
472#if XRENDER
473 int major, minor;
474 if (XRenderQueryVersion (dpy, &major, &minor))
475 {
476 flags |= DISPLAY_HAS_RENDER;
477
478 if (major > 0 || (major == 0 && minor >= 11))
479 flags |= DISPLAY_HAS_RENDER_MUL;
480
481 XFilters *filters = XRenderQueryFilters (dpy, root);
482 if (filters)
483 {
484 for (int i = 0; i < filters->nfilter; i++)
485 if (!strcmp (filters->filter[i], FilterConvolution))
486 flags |= DISPLAY_HAS_RENDER_CONV;
487
488 XFree (filters);
489 }
490 }
491#endif
492
408 int fd = XConnectionNumber (dpy); 493 int fd = XConnectionNumber (dpy);
409 494
410#ifndef NO_SLOW_LINK_SUPPORT
411 // try to detect wether we have a local connection. 495 // try to detect whether we have a local connection.
412 // assume unix domains socket == local, everything else not 496 // assume unix domain socket == local, everything else not
413 // TODO: might want to check for inet/127.0.0.1 497 // TODO: might want to check for inet/127.0.0.1
414 is_local = 0; 498 is_local = 0;
415 sockaddr_un sa; 499 sockaddr_un sa;
416 socklen_t sl = sizeof (sa); 500 socklen_t sl = sizeof (sa);
417 501
418 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 502 if (!getsockname (fd, (sockaddr *)&sa, &sl))
419 is_local = sa.sun_family == AF_LOCAL; 503 is_local = sa.sun_family == AF_UNIX;
420#endif
421 504
505 flush_ev.start ();
422 x_ev.start (fd, EVENT_READ); 506 x_ev.start (fd, ev::READ);
423 fcntl (fd, F_SETFD, FD_CLOEXEC); 507 fcntl (fd, F_SETFD, FD_CLOEXEC);
424 508
425 XSelectInput (dpy, root, PropertyChangeMask); 509 XSelectInput (dpy, root, PropertyChangeMask);
426 510
427 flush (); 511 flush ();
… …
430} 514}
431 515
432void 516void
433rxvt_display::ref_next () 517rxvt_display::ref_next ()
434{ 518{
435 // TODO: somehow check wether the database files/resources changed 519 // TODO: somehow check whether the database files/resources changed
436 // before affording re-loading/parsing 520 // before affording re-loading/parsing
437 XrmDestroyDatabase (XrmGetDatabase (dpy)); 521 XrmDestroyDatabase (XrmGetDatabase (dpy));
522#if XLIB_ILLEGAL_ACCESS
523 /* work around a bug in XrmSetDatabase where it frees the db */
524 dpy->db = 0;
525#endif
438 XrmSetDatabase (dpy, get_resources (true)); 526 XrmSetDatabase (dpy, get_resources (true));
439} 527}
440 528
441rxvt_display::~rxvt_display () 529rxvt_display::~rxvt_display ()
442{ 530{
… …
445 533
446#ifdef POINTER_BLANK 534#ifdef POINTER_BLANK
447 XFreeCursor (dpy, blank_cursor); 535 XFreeCursor (dpy, blank_cursor);
448#endif 536#endif
449 x_ev.stop (); 537 x_ev.stop ();
538 flush_ev.stop ();
450#ifdef USE_XIM 539#if USE_XIM
451 xims.clear (); 540 xims.clear ();
452#endif 541#endif
542 XrmDestroyDatabase (XrmGetDatabase (dpy));
453 XCloseDisplay (dpy); 543 XCloseDisplay (dpy);
454} 544}
455 545
456#ifdef USE_XIM 546#if USE_XIM
457void rxvt_display::im_change_cb () 547void rxvt_display::im_change_cb ()
458{ 548{
459 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 549 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
460 (*i)->call (); 550 (*i)->call ();
461} 551}
… …
469 unsigned long nitems, bytes_after; 559 unsigned long nitems, bytes_after;
470 560
471 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 561 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
472 False, XA_ATOM, &actual_type, &actual_format, 562 False, XA_ATOM, &actual_type, &actual_format,
473 &nitems, &bytes_after, (unsigned char **)&atoms) 563 &nitems, &bytes_after, (unsigned char **)&atoms)
474 != Success ) 564 != Success)
475 return; 565 return;
476 566
477 if (actual_type == XA_ATOM && actual_format == 32) 567 if (actual_type == XA_ATOM && actual_format == 32)
478 for (int i = 0; i < nitems; i++) 568 for (int i = 0; i < nitems; i++)
479 if (XGetSelectionOwner (dpy, atoms[i])) 569 if (XGetSelectionOwner (dpy, atoms[i]))
480 { 570 {
481 im_change_cb (); 571 im_change_cb ();
482 break; 572 break;
… …
484 574
485 XFree (atoms); 575 XFree (atoms);
486} 576}
487#endif 577#endif
488 578
489void rxvt_display::x_cb (io_watcher &w, short revents) 579void rxvt_display::x_cb (ev::io &w, int revents)
490{ 580{
581 flush_ev.start ();
582}
583
584void rxvt_display::flush_cb (ev::prepare &w, int revents)
585{
586 while (XEventsQueued (dpy, QueuedAfterFlush))
491 do 587 do
492 { 588 {
493 XEvent xev; 589 XEvent xev;
494 XNextEvent (dpy, &xev); 590 XNextEvent (dpy, &xev);
495 591
496#ifdef USE_XIM 592#if USE_XIM
497 if (!XFilterEvent (&xev, None)) 593 if (!XFilterEvent (&xev, None))
498 { 594 {
499 if (xev.type == PropertyNotify 595 if (xev.type == PropertyNotify
500 && xev.xany.window == root 596 && xev.xany.window == root
501 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 597 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
502 im_change_check (); 598 im_change_check ();
503#endif 599#endif
600 if (xev.type == MappingNotify)
601 XRefreshKeyboardMapping (&xev.xmapping);
602
504 for (int i = xw.size (); i--; ) 603 for (int i = xw.size (); i--; )
505 { 604 {
506 if (!xw[i]) 605 if (!xw[i])
507 xw.erase_unordered (i); 606 xw.erase_unordered (i);
508 else if (xw[i]->window == xev.xany.window) 607 else if (xw[i]->window == xev.xany.window)
509 xw[i]->call (xev); 608 xw[i]->call (xev);
510 } 609 }
511#ifdef USE_XIM 610#if USE_XIM
512 } 611 }
513#endif 612#endif
514 } 613 }
515 while (XEventsQueued (dpy, QueuedAlready)); 614 while (XEventsQueued (dpy, QueuedAlready));
516 615
517 XFlush (dpy); 616 w.stop ();
518}
519
520void rxvt_display::flush ()
521{
522 if (XEventsQueued (dpy, QueuedAlready))
523 x_cb (x_ev, EVENT_READ);
524
525 XFlush (dpy);
526} 617}
527 618
528void rxvt_display::reg (xevent_watcher *w) 619void rxvt_display::reg (xevent_watcher *w)
529{ 620{
621 if (!w->active)
622 {
530 xw.push_back (w); 623 xw.push_back (w);
531 w->active = xw.size (); 624 w->active = xw.size ();
625 }
532} 626}
533 627
534void rxvt_display::unreg (xevent_watcher *w) 628void rxvt_display::unreg (xevent_watcher *w)
535{ 629{
536 if (w->active) 630 if (w->active)
631 {
537 xw[w->active - 1] = 0; 632 xw[w->active - 1] = 0;
633 w->active = 0;
634 }
538} 635}
539 636
540void rxvt_display::set_selection_owner (rxvt_term *owner) 637void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
541{ 638{
639 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
640
542 if (selection_owner && selection_owner != owner) 641 if (cur_owner && cur_owner != owner)
543 selection_owner->selection_clear (); 642 {
643 rxvt_term *term = cur_owner;
644 term->selection_clear (clipboard);
645 term->flush ();
646 }
544 647
545 selection_owner = owner; 648 cur_owner = owner;
546} 649}
547 650
548#ifdef USE_XIM 651#if USE_XIM
549 652
550void rxvt_display::reg (im_watcher *w) 653void rxvt_display::reg (im_watcher *w)
551{ 654{
552 imw.push_back (w); 655 imw.push_back (w);
553} 656}
… …
563 int l, m; 666 int l, m;
564 667
565 l = strlen (locale); 668 l = strlen (locale);
566 m = strlen (modifiers); 669 m = strlen (modifiers);
567 670
568 if (!(id = (char *)malloc (l + m + 2))) 671 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
569 return 0; 672 return 0;
570 673
571 memcpy (id, locale, l); id[l] = '\n'; 674 memcpy (id, locale, l); id[l] = '\n';
572 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 675 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
573 676
574 rxvt_xim *xim = xims.get (id); 677 rxvt_xim *xim = xims.get (id);
575
576 free (id);
577 678
578 return xim; 679 return xim;
579} 680}
580 681
581void rxvt_display::put_xim (rxvt_xim *xim) 682void rxvt_display::put_xim (rxvt_xim *xim)
… …
590Atom rxvt_display::atom (const char *name) 691Atom rxvt_display::atom (const char *name)
591{ 692{
592 return XInternAtom (dpy, name, False); 693 return XInternAtom (dpy, name, False);
593} 694}
594 695
696Pixmap
697rxvt_display::get_pixmap_property (Atom property)
698{
699 Pixmap pixmap = None;
700
701 int aformat;
702 unsigned long nitems, bytes_after;
703 Atom atype;
704 unsigned char *prop;
705 int result = XGetWindowProperty (dpy, root, property,
706 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
707 &nitems, &bytes_after, &prop);
708 if (result == Success)
709 {
710 if (atype == XA_PIXMAP)
711 pixmap = *(Pixmap *)prop;
712 XFree (prop);
713 }
714
715 return pixmap;
716}
717
595///////////////////////////////////////////////////////////////////////////// 718/////////////////////////////////////////////////////////////////////////////
596 719
597template class refcache<rxvt_display>; 720template class refcache<rxvt_display>;
598refcache<rxvt_display> displays; 721refcache<rxvt_display> displays;
599 722
600///////////////////////////////////////////////////////////////////////////// 723/////////////////////////////////////////////////////////////////////////////
601 724//
725
726static unsigned int
727insert_component (unsigned int value, unsigned int mask, unsigned int shift)
728{
729 return (value * (mask + 1) >> 16) << shift;
730}
731
602bool 732bool
603rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 733rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
604{ 734{
735 //TODO: only supports 24 bit
736 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
737
605#if XFT 738#if XFT
606 XRenderPictFormat *format; 739 XRenderPictFormat *format;
607 740
608 // FUCKING Xft gets it wrong, of course, so work around it. 741 // FUCKING Xft gets it wrong, of course, so work around it.
609 // Transparency users should eat shit and die, and then 742 // Transparency users should eat shit and die, and then
… …
613 { 746 {
614 // the fun lies in doing everything manually... 747 // the fun lies in doing everything manually...
615 c.color.red = color.r; 748 c.color.red = color.r;
616 c.color.green = color.g; 749 c.color.green = color.g;
617 c.color.blue = color.b; 750 c.color.blue = color.b;
618 c.color.alpha = color.a; 751 c.color.alpha = alpha;
619 752
753 // Xft wants premultiplied alpha, but abuses the alpha channel
754 // as blend factor, and doesn't allow us to set the alpha channel
755 c.color.red = c.color.red * alpha / 0xffff;
756 c.color.green = c.color.green * alpha / 0xffff;
757 c.color.blue = c.color.blue * alpha / 0xffff;
758
620 c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) 759 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
621 | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) 760 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
622 | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) 761 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
623 | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); 762 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
624 763
625 return true; 764 return true;
626 } 765 }
627 else 766 else
628 { 767 {
629 XRenderColor d; 768 XRenderColor d;
630 769
631 d.red = color.r; 770 d.red = color.r;
632 d.green = color.g; 771 d.green = color.g;
633 d.blue = color.b; 772 d.blue = color.b;
634 d.alpha = color.a; 773 d.alpha = alpha;
635 774
636 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c); 775 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
776 return true;
637 } 777 }
638#else 778#else
639 c.red = color.r; 779 c.red = color.r;
640 c.green = color.g; 780 c.green = color.g;
641 c.blue = color.b; 781 c.blue = color.b;
642 782
643 if (screen->visual->c_class == TrueColor) 783 if (screen->visual->c_class == TrueColor)
644 { 784 {
645 c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 785 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
646 / rgba::MAX_CC) << ctz (screen->visual->red_mask ) 786 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
647 | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
648 / rgba::MAX_CC) << ctz (screen->visual->green_mask)
649 | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) 787 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
650 / rgba::MAX_CC) << ctz (screen->visual->blue_mask );
651 788
652 return true; 789 return true;
653 } 790 }
654 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 791 else if (XAllocColor (screen->dpy, screen->cmap, &c))
655 return true; 792 return true;
656 else 793#endif
794
657 c.pixel = (color.r + color.g + color.b) > 128*3 795 c.pixel = (color.r + color.g + color.b) > 128*3
658 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy)) 796 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
659 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy)); 797 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
660#endif
661 798
662 return false; 799 return false;
663} 800}
664 801
665bool 802bool
… …
667{ 804{
668 rgba c; 805 rgba c;
669 char eos; 806 char eos;
670 int skip; 807 int skip;
671 808
809 c.a = rgba::MAX_CC;
810
672 // parse the nonstandard "[alphapercent]" prefix 811 // parse the nonstandard "[alphapercent]" prefix
673 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 812 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
674 { 813 {
675 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 814 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
676 name += skip; 815 name += skip;
677 } 816 }
678 else
679 c.a = rgba::MAX_CC;
680 817
681 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 818 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
682 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 819 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
683 { 820 {
684 XColor xc, xc_exact; 821 XColor xc;
685 822
686 if (XParseColor (screen->dpy, screen->cmap, name, &xc)) 823 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
687 { 824 {
688 c.r = xc.red; 825 c.r = xc.red;
689 c.g = xc.green; 826 c.g = xc.green;
… …
716 { 853 {
717 XColor *colors = new XColor [screen->visual->map_entries]; 854 XColor *colors = new XColor [screen->visual->map_entries];
718 855
719 for (int i = 0; i < cmap_size; i++) 856 for (int i = 0; i < cmap_size; i++)
720 colors [i].pixel = i; 857 colors [i].pixel = i;
721 858
722 // many kilobytes transfer per colour, but pseudocolor isn't worth 859 // many kilobytes transfer per colour, but pseudocolor isn't worth
723 // many extra optimisations. 860 // many extra optimisations.
724 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); 861 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
725 862
726 int diff = 0x7fffffffUL; 863 int diff = 0x7fffffffUL;
… …
739 } 876 }
740 } 877 }
741 878
742 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 879 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
743 // color.r, color.g, color.b, best->red, best->green, best->blue, diff); 880 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
744 881
745 got = alloc (screen, rgba (best->red, best->green, best->blue)); 882 got = alloc (screen, rgba (best->red, best->green, best->blue));
746 883
747 delete colors; 884 delete [] colors;
748 } 885 }
749#endif 886#endif
750 887
751 return got; 888 return got;
752} 889}
… …
777 color.green = c.g; 914 color.green = c.g;
778 color.blue = c.b; 915 color.blue = c.b;
779 color.pixel = (Pixel)*this; 916 color.pixel = (Pixel)*this;
780} 917}
781 918
782void 919void
783rxvt_color::free (rxvt_screen *screen) 920rxvt_color::free (rxvt_screen *screen)
784{ 921{
922 if (screen->visual->c_class == TrueColor)
923 return; // nothing to do
924
785#if XFT 925#if XFT
786 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c); 926 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
787#else 927#else
788 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes); 928 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
789#endif 929#endif
… …
804 lerp (c.a, to.a, percent) 944 lerp (c.a, to.a, percent)
805 ) 945 )
806 ); 946 );
807} 947}
808 948
949rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
950: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
951{
952 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
953
954 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
955 timer_ev.repeat = 10.;
956 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
957
958 incr_buf = 0;
959 incr_buf_size = incr_buf_fill = 0;
960 selection_wait = Sel_normal;
961 selection_type = selnum;
962 cb_sv = 0;
963}
964
965void
966rxvt_selection::stop ()
967{
968 free (incr_buf);
969 incr_buf = 0;
970 timer_ev.stop ();
971 x_ev.stop (display);
972}
973
974rxvt_selection::~rxvt_selection ()
975{
976 stop ();
977}
978
979void
980rxvt_selection::run ()
981{
982 int selnum = selection_type;
983
984#if ENABLE_FRILLS
985 if (selnum == Sel_Primary && display->selection_owner)
986 {
987 /* internal selection */
988 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
989 finish (str, strlen (str));
990 free (str);
991 return;
992 }
993#endif
994
995#if X_HAVE_UTF8_STRING
996 selection_type = Sel_UTF8String;
997 if (request (display->xa[XA_UTF8_STRING], selnum))
998 return;
999#else
1000 selection_type = Sel_CompoundText;
1001 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1002 return;
1003#endif
1004
1005 // fallback to CUT_BUFFER0 if the requested property has no owner
1006 handle_selection (display->root, XA_CUT_BUFFER0, false);
1007}
1008
1009void
1010rxvt_selection::finish (char *data, unsigned int len)
1011{
1012 if (!cb_sv)
1013 {
1014 if (data)
1015 term->paste (data, len);
1016
1017 term->selection_req = 0;
1018 delete this;
1019 }
1020#if ENABLE_PERL
1021 else
1022 {
1023 stop (); // we do not really trust perl callbacks
1024 rxvt_perl.selection_finish (this, data, len);
1025 }
1026#endif
1027}
1028
1029bool
1030rxvt_selection::request (Atom target, int selnum)
1031{
1032 Atom sel;
1033
1034 selection_type |= selnum;
1035
1036 if (selnum == Sel_Primary)
1037 sel = XA_PRIMARY;
1038 else if (selnum == Sel_Secondary)
1039 sel = XA_SECONDARY;
1040 else
1041 sel = display->xa[XA_CLIPBOARD];
1042
1043 if (XGetSelectionOwner (display->dpy, sel) != None)
1044 {
1045 XConvertSelection (display->dpy, sel, target, request_prop,
1046 request_win, request_time);
1047 x_ev.start (display, request_win);
1048 timer_ev.again ();
1049 return true;
1050 }
1051
1052 return false;
1053}
1054
1055void
1056rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1057{
1058 Display *dpy = display->dpy;
1059 char *data = 0;
1060 unsigned int data_len = 0;
1061 unsigned long bytes_after;
1062 XTextProperty ct;
1063
1064 // check for failed XConvertSelection
1065 if (prop == None)
1066 {
1067 bool error = true;
1068 int selnum = selection_type & Sel_whereMask;
1069
1070 if (selection_type & Sel_CompoundText)
1071 {
1072 selection_type = 0;
1073 error = !request (XA_STRING, selnum);
1074 }
1075
1076 if (selection_type & Sel_UTF8String)
1077 {
1078 selection_type = Sel_CompoundText;
1079 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1080 }
1081
1082 if (error)
1083 {
1084 ct.value = 0;
1085 goto bailout;
1086 }
1087
1088 return;
1089 }
1090
1091 // length == (2^31 - 1) / 4, as gdk
1092 if (XGetWindowProperty (dpy, win, prop,
1093 0, 0x1fffffff,
1094 delete_prop, AnyPropertyType,
1095 &ct.encoding, &ct.format,
1096 &ct.nitems, &bytes_after,
1097 &ct.value) != Success)
1098 {
1099 ct.value = 0;
1100 goto bailout;
1101 }
1102
1103 if (ct.encoding == None)
1104 goto bailout;
1105
1106 if (ct.value == 0)
1107 goto bailout;
1108
1109 if (ct.encoding == display->xa[XA_INCR])
1110 {
1111 // INCR selection, start handshake
1112 if (!delete_prop)
1113 XDeleteProperty (dpy, win, prop);
1114
1115 selection_wait = Sel_incr;
1116 timer_ev.again ();
1117
1118 goto bailout;
1119 }
1120
1121 if (ct.nitems == 0)
1122 {
1123 if (selection_wait == Sel_incr)
1124 {
1125 XFree (ct.value);
1126
1127 // finally complete, now paste the whole thing
1128 selection_wait = Sel_normal;
1129 ct.value = (unsigned char *)incr_buf;
1130 ct.nitems = incr_buf_fill;
1131 incr_buf = 0;
1132 timer_ev.stop ();
1133 }
1134 else
1135 {
1136 // avoid recursion
1137 if (win != display->root || prop != XA_CUT_BUFFER0)
1138 {
1139 XFree (ct.value);
1140
1141 // fallback to CUT_BUFFER0 if the requested property
1142 // has an owner but is empty
1143 handle_selection (display->root, XA_CUT_BUFFER0, False);
1144 return;
1145 }
1146
1147 goto bailout;
1148 }
1149 }
1150 else if (selection_wait == Sel_incr)
1151 {
1152 timer_ev.again ();
1153
1154 while (incr_buf_fill + ct.nitems > incr_buf_size)
1155 {
1156 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1157 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1158 }
1159
1160 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1161 incr_buf_fill += ct.nitems;
1162
1163 goto bailout;
1164 }
1165
1166 char **cl;
1167 int cr;
1168
1169 // we honour the first item only
1170
1171#if !ENABLE_MINIMAL
1172 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1173 // so recode it manually
1174 if (ct.encoding == display->xa[XA_UTF8_STRING])
1175 {
1176 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1177 data = rxvt_wcstombs (w);
1178 free (w);
1179 }
1180 else
1181#endif
1182 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1183 && cl)
1184 {
1185 data = strdup (cl[0]);
1186 XFreeStringList (cl);
1187 }
1188 else
1189 {
1190 // paste raw
1191 data = strdup ((const char *)ct.value);
1192 }
1193
1194 data_len = strlen (data);
1195
1196bailout:
1197 XFree (ct.value);
1198
1199 if (selection_wait == Sel_normal)
1200 {
1201 finish (data, data_len);
1202 free (data);
1203 }
1204}
1205
1206void
1207rxvt_selection::timer_cb (ev::timer &w, int revents)
1208{
1209 if (selection_wait == Sel_incr)
1210 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1211
1212 finish ();
1213}
1214
1215void
1216rxvt_selection::x_cb (XEvent &xev)
1217{
1218 switch (xev.type)
1219 {
1220 case PropertyNotify:
1221 if (selection_wait == Sel_incr
1222 && xev.xproperty.atom == request_prop
1223 && xev.xproperty.state == PropertyNewValue)
1224 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1225 break;
1226
1227 case SelectionNotify:
1228 if (selection_wait == Sel_normal
1229 && xev.xselection.time == request_time)
1230 {
1231 timer_ev.stop ();
1232 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1233 }
1234 break;
1235 }
1236}

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