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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.31 by root, Sun Jan 29 22:27:04 2006 UTC vs.
Revision 1.69 by root, Sat Jun 30 18:10:41 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: rxvttoolkit.C 2 * File: rxvttoolkit.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
26 26
27#include <unistd.h> 27#include <unistd.h>
28#include <fcntl.h> 28#include <fcntl.h>
29 29
30#include <sys/utsname.h> 30#include <sys/utsname.h>
31
32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 31#include <sys/socket.h>
34# include <sys/un.h> 32#include <sys/un.h>
35#endif
36 33
37#if XFT 34#if XFT
38# include <X11/extensions/Xrender.h> 35# include <X11/extensions/Xrender.h>
39#endif 36#endif
40 37
41const char *const xa_names[] = 38const char *const xa_names[] =
42 { 39{
43 "TEXT", 40 "TEXT",
44 "COMPOUND_TEXT", 41 "COMPOUND_TEXT",
45 "UTF8_STRING", 42 "UTF8_STRING",
46 "MULTIPLE", 43 "MULTIPLE",
47 "TARGETS", 44 "TARGETS",
48 "TIMESTAMP", 45 "TIMESTAMP",
49 "VT_SELECTION", 46 "VT_SELECTION",
50 "INCR", 47 "INCR",
51 "WM_PROTOCOLS", 48 "WM_PROTOCOLS",
52 "WM_DELETE_WINDOW", 49 "WM_DELETE_WINDOW",
53 "CLIPBOARD", 50 "CLIPBOARD",
51 "AVERAGE_WIDTH",
52 "WEIGHT_NAME",
53 "SLANT",
54 "CHARSET_REGISTRY",
55 "CHARSET_ENCODING",
54#if ENABLE_FRILLS 56#if ENABLE_FRILLS
55 "_MOTIF_WM_HINTS", 57 "_MOTIF_WM_HINTS",
56#endif 58#endif
57#if ENABLE_EWMH 59#if ENABLE_EWMH
58 "_NET_WM_PID", 60 "_NET_WM_PID",
59 "_NET_WM_NAME", 61 "_NET_WM_NAME",
60 "_NET_WM_ICON_NAME", 62 "_NET_WM_ICON_NAME",
61 "_NET_WM_PING", 63 "_NET_WM_PING",
62#endif 64#endif
63#if USE_XIM 65#if USE_XIM
64 "WM_LOCALE_NAME", 66 "WM_LOCALE_NAME",
65 "XIM_SERVERS", 67 "XIM_SERVERS",
66#endif 68#endif
67#ifdef TRANSPARENT 69#ifdef ENABLE_TRANSPARENCY
68 "_XROOTPMAP_ID", 70 "_XROOTPMAP_ID",
69 "ESETROOT_PMAP_ID", 71 "ESETROOT_PMAP_ID",
70#endif 72#endif
71#if ENABLE_XEMBED 73#if ENABLE_XEMBED
72 "_XEMBED", 74 "_XEMBED",
73 "_XEMBED_INFO", 75 "_XEMBED_INFO",
76#endif
77#if !ENABLE_MINIMAL
78 "SCREEN_RESOURCES",
79 "XDCCC_LINEAR_RGB_CORRECTION",
80 "XDCCC_LINEAR_RGB_MATRICES",
81 "WM_COLORMAP_WINDOWS",
82 "WM_STATE",
83 "cursor",
84# if USE_XIM
85 "TRANSPORT",
86 "LOCALES",
87 "_XIM_PROTOCOL",
88 "_XIM_XCONNECT",
89 "_XIM_MOREDATA",
74#endif 90# endif
75 }; 91#endif
92};
76 93
77///////////////////////////////////////////////////////////////////////////// 94/////////////////////////////////////////////////////////////////////////////
78 95
79refcounted::refcounted (const char *id) 96refcounted::refcounted (const char *id)
80{ 97{
… …
157bool 174bool
158rxvt_xim::ref_init () 175rxvt_xim::ref_init ()
159{ 176{
160 display = GET_R->display; //HACK: TODO 177 display = GET_R->display; //HACK: TODO
161 178
162 xim = XOpenIM (display->display, NULL, NULL, NULL); 179 xim = XOpenIM (display->dpy, 0, 0, 0);
163 180
164 if (!xim) 181 if (!xim)
165 return false; 182 return false;
166 183
167 XIMCallback ximcallback; 184 XIMCallback ximcallback;
168 ximcallback.client_data = (XPointer)this; 185 ximcallback.client_data = (XPointer)this;
169 ximcallback.callback = im_destroy_cb; 186 ximcallback.callback = im_destroy_cb;
170 187
171 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 188 XSetIMValues (xim, XNDestroyCallback, &ximcallback, 0);
172 189
173 return true; 190 return true;
174} 191}
175 192
176rxvt_xim::~rxvt_xim () 193rxvt_xim::~rxvt_xim ()
… …
181 198
182#endif 199#endif
183 200
184///////////////////////////////////////////////////////////////////////////// 201/////////////////////////////////////////////////////////////////////////////
185 202
203#if XFT
204rxvt_drawable::~rxvt_drawable ()
205{
206 if (xftdrawable)
207 XftDrawDestroy (xftdrawable);
208}
209
210rxvt_drawable::operator XftDraw *()
211{
212 if (!xftdrawable)
213 xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap);
214
215 return xftdrawable;
216}
217#endif
218
219/////////////////////////////////////////////////////////////////////////////
220
221#if XFT
222
223// not strictly necessary as it is only used with superclass of zero_initialised
224rxvt_screen::rxvt_screen ()
225: scratch_area (0)
226{
227}
228
229rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
230{
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 {
236 if (scratch_area)
237 {
238 XFreePixmap (dpy, scratch_area->drawable);
239 delete scratch_area;
240 }
241
242 Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
243 scratch_w = w, scratch_h = h, depth);
244
245 scratch_area = new rxvt_drawable (this, pm);
246 }
247
248 return *scratch_area;
249}
250
251#endif
252
186void 253void
187rxvt_screen::set (rxvt_display *disp) 254rxvt_screen::set (rxvt_display *disp)
188{ 255{
189 display = disp; 256 display = disp;
190 xdisp = disp->display; 257 dpy = disp->dpy;
191 258
192 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 259 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
193 260
194 depth = DefaultDepthOfScreen (screen); 261 depth = DefaultDepthOfScreen (screen);
195 visual = DefaultVisualOfScreen (screen); 262 visual = DefaultVisualOfScreen (screen);
196 cmap = DefaultColormapOfScreen (screen); 263 cmap = DefaultColormapOfScreen (screen);
197} 264}
198 265
199void 266void
200rxvt_screen::set (rxvt_display *disp, int bitdepth) 267rxvt_screen::select_visual (int bitdepth)
201{ 268{
202 set (disp);
203
204#if XFT 269#if XFT
205 XVisualInfo vinfo; 270 XVisualInfo vinfo;
206 271
207 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 272 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
208 { 273 {
209 depth = bitdepth; 274 depth = bitdepth;
210 visual = vinfo.visual; 275 visual = vinfo.visual;
211 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 276 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
212 } 277 }
213#endif 278#endif
214} 279}
215 280
216void 281void
217rxvt_screen::clear () 282rxvt_screen::clear ()
218{ 283{
284#if XFT
285 if (scratch_area)
286 {
287 XFreePixmap (dpy, scratch_area->drawable);
288 delete scratch_area;
289 }
290#endif
291
219 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 292 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
220 XFreeColormap (xdisp, cmap); 293 XFreeColormap (dpy, cmap);
221} 294}
222 295
223///////////////////////////////////////////////////////////////////////////// 296/////////////////////////////////////////////////////////////////////////////
224 297
225rxvt_display::rxvt_display (const char *id) 298rxvt_display::rxvt_display (const char *id)
… …
228, selection_owner (0) 301, selection_owner (0)
229{ 302{
230} 303}
231 304
232XrmDatabase 305XrmDatabase
233rxvt_display::get_resources () 306rxvt_display::get_resources (bool refresh)
234{ 307{
235 char *homedir = (char *)getenv ("HOME"); 308 char *homedir = (char *)getenv ("HOME");
236 char fname[1024]; 309 char fname[1024];
237 310
238 /* 311 /*
239 * get resources using the X library function 312 * get resources using the X library function
240 */ 313 */
241 char *displayResource, *xe; 314 char *displayResource, *xe;
242 XrmDatabase database, rdb1; 315 XrmDatabase rdb1, database = 0;
243
244 database = NULL;
245 316
246 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 317 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
318 // as opposed to "standard practise", we always read in ~/.Xdefaults
247 319
248 // 6. System wide per application default file. 320 // 6. System wide per application default file.
249 321
250 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 322 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
251 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 323 if ((xe = (char *)getenv ("XAPPLRESDIR")))
… …
258 330
259 // 5. User's per application default file. 331 // 5. User's per application default file.
260 // none 332 // none
261 333
262 // 4. User's defaults file. 334 // 4. User's defaults file.
335 if (homedir)
336 {
337 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
338
339 if ((rdb1 = XrmGetFileDatabase (fname)))
340 XrmMergeDatabases (rdb1, &database);
341 }
342
263 /* Get any Xserver defaults */ 343 /* Get any Xserver defaults */
344 if (refresh)
345 {
346 // fucking xlib keeps a copy of the rm string
347 Atom actual_type;
348 int actual_format;
349 unsigned long nitems, nremaining;
350 char *val = 0;
351
352#if XLIB_ILLEGAL_ACCESS
353 if (dpy->xdefaults)
354 XFree (dpy->xdefaults);
355#endif
356
357 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
358 0L, 100000000L, False,
359 XA_STRING, &actual_type, &actual_format,
360 &nitems, &nremaining,
361 (unsigned char **)&val) == Success
362 && actual_type == XA_STRING
363 && actual_format == 8)
364 displayResource = val;
365 else
366 {
367 displayResource = 0;
368
369 if (val)
370 XFree(val);
371 }
372
373#if XLIB_ILLEGAL_ACCESS
374 dpy->xdefaults = displayResource;
375#endif
376 }
377 else
264 displayResource = XResourceManagerString (display); 378 displayResource = XResourceManagerString (dpy);
265 379
266 if (displayResource != NULL) 380 if (displayResource)
267 { 381 {
268 if ((rdb1 = XrmGetStringDatabase (displayResource))) 382 if ((rdb1 = XrmGetStringDatabase (displayResource)))
269 XrmMergeDatabases (rdb1, &database); 383 XrmMergeDatabases (rdb1, &database);
270 } 384 }
271 else if (homedir)
272 {
273 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
274 385
275 if ((rdb1 = XrmGetFileDatabase (fname))) 386#if !XLIB_ILLEGAL_ACCESS
276 XrmMergeDatabases (rdb1, &database); 387 if (refresh && displayResource)
277 } 388 XFree (displayResource);
389#endif
278 390
279 /* Get screen specific resources */ 391 /* Get screen specific resources */
280 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 392 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
281 393
282 if (displayResource != NULL) 394 if (displayResource)
283 { 395 {
284 if ((rdb1 = XrmGetStringDatabase (displayResource))) 396 if ((rdb1 = XrmGetStringDatabase (displayResource)))
285 /* Merge with screen-independent resources */ 397 /* Merge with screen-independent resources */
286 XrmMergeDatabases (rdb1, &database); 398 XrmMergeDatabases (rdb1, &database);
287 399
… …
315 if (id[0] == ':') 427 if (id[0] == ':')
316 { 428 {
317 val = rxvt_malloc (5 + strlen (id) + 1); 429 val = rxvt_malloc (5 + strlen (id) + 1);
318 strcpy (val, "unix/"); 430 strcpy (val, "unix/");
319 strcat (val, id); 431 strcat (val, id);
320 display = XOpenDisplay (val); 432 dpy = XOpenDisplay (val);
321 free (val); 433 free (val);
322 } 434 }
323 else 435 else
324#endif 436#endif
325 display = 0; 437 dpy = 0;
326 438
327 if (!display) 439 if (!dpy)
328 display = XOpenDisplay (id); 440 dpy = XOpenDisplay (id);
329 441
330 if (!display) 442 if (!dpy)
331 return false; 443 return false;
332 444
333 screen = DefaultScreen (display); 445 screen = DefaultScreen (dpy);
334 root = DefaultRootWindow (display); 446 root = DefaultRootWindow (dpy);
447
448#ifdef HAVE_AFTERIMAGE
449 ::dpy = dpy; /* init global var from libAfter... */
450 asv = create_asvisual_for_id (dpy, screen, DefaultDepth (dpy,screen),
451 XVisualIDFromVisual (DefaultVisual (dpy, screen)), None, NULL);
452#endif
335 453
336 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 454 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
337 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 455 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
338 456
339 XrmSetDatabase (display, get_resources ()); 457 XrmSetDatabase (dpy, get_resources (false));
340 458
341#ifdef POINTER_BLANK 459#ifdef POINTER_BLANK
342 XColor blackcolour; 460 XColor blackcolour;
343 blackcolour.red = 0; 461 blackcolour.red = 0;
344 blackcolour.green = 0; 462 blackcolour.green = 0;
345 blackcolour.blue = 0; 463 blackcolour.blue = 0;
346 Font f = XLoadFont (display, "fixed"); 464 Font f = XLoadFont (dpy, "fixed");
347 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 465 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
348 &blackcolour, &blackcolour); 466 &blackcolour, &blackcolour);
349 XUnloadFont (display, f); 467 XUnloadFont (dpy, f);
350#endif 468#endif
351 469
352 int fd = XConnectionNumber (display); 470 int fd = XConnectionNumber (dpy);
353 471
354#ifndef NO_SLOW_LINK_SUPPORT
355 // try to detect wether we have a local connection. 472 // try to detect wether we have a local connection.
356 // assume unix domains socket == local, everything else not 473 // assume unix domains socket == local, everything else not
357 // TODO: might want to check for inet/127.0.0.1 474 // TODO: might want to check for inet/127.0.0.1
358 is_local = 0; 475 is_local = 0;
359 sockaddr_un sa; 476 sockaddr_un sa;
360 socklen_t sl = sizeof (sa); 477 socklen_t sl = sizeof (sa);
361 478
362 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 479 if (!getsockname (fd, (sockaddr *)&sa, &sl))
363 is_local = sa.sun_family == AF_LOCAL; 480 is_local = sa.sun_family == AF_UNIX;
364#endif
365 481
366 x_ev.start (fd, EVENT_READ); 482 x_ev.start (fd, EVENT_READ);
367 fcntl (fd, F_SETFD, FD_CLOEXEC); 483 fcntl (fd, F_SETFD, FD_CLOEXEC);
368 484
369 XSelectInput (display, root, PropertyChangeMask); 485 XSelectInput (dpy, root, PropertyChangeMask);
370 486
371 flush (); 487 flush ();
372 488
373 return true; 489 return true;
374} 490}
375 491
376void 492void
377rxvt_display::ref_next () 493rxvt_display::ref_next ()
378{ 494{
379 // TODO: somehow check wether the database files/resources changed 495 // TODO: somehow check wether the database files/resources changed
380 // before re-loading/parsing 496 // before affording re-loading/parsing
381 XrmDestroyDatabase (XrmGetDatabase (display)); 497 XrmDestroyDatabase (XrmGetDatabase (dpy));
382 XrmSetDatabase (display, get_resources ()); 498 XrmSetDatabase (dpy, get_resources (true));
383} 499}
384 500
385rxvt_display::~rxvt_display () 501rxvt_display::~rxvt_display ()
386{ 502{
387 if (!display) 503 if (!dpy)
388 return; 504 return;
389 505
390#ifdef POINTER_BLANK 506#ifdef POINTER_BLANK
391 XFreeCursor (display, blank_cursor); 507 XFreeCursor (dpy, blank_cursor);
392#endif 508#endif
393 x_ev.stop (); 509 x_ev.stop ();
394#ifdef USE_XIM 510#ifdef USE_XIM
395 xims.clear (); 511 xims.clear ();
396#endif 512#endif
397 XCloseDisplay (display); 513 XCloseDisplay (dpy);
398} 514}
399 515
400#ifdef USE_XIM 516#ifdef USE_XIM
401void rxvt_display::im_change_cb () 517void rxvt_display::im_change_cb ()
402{ 518{
… …
410 // registers, as xlib crashes due to a race otherwise. 526 // registers, as xlib crashes due to a race otherwise.
411 Atom actual_type, *atoms; 527 Atom actual_type, *atoms;
412 int actual_format; 528 int actual_format;
413 unsigned long nitems, bytes_after; 529 unsigned long nitems, bytes_after;
414 530
415 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 531 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
416 False, XA_ATOM, &actual_type, &actual_format, 532 False, XA_ATOM, &actual_type, &actual_format,
417 &nitems, &bytes_after, (unsigned char **)&atoms) 533 &nitems, &bytes_after, (unsigned char **)&atoms)
418 != Success ) 534 != Success )
419 return; 535 return;
420 536
421 if (actual_type == XA_ATOM && actual_format == 32) 537 if (actual_type == XA_ATOM && actual_format == 32)
422 for (int i = 0; i < nitems; i++) 538 for (int i = 0; i < nitems; i++)
423 if (XGetSelectionOwner (display, atoms[i])) 539 if (XGetSelectionOwner (dpy, atoms[i]))
424 { 540 {
425 im_change_cb (); 541 im_change_cb ();
426 break; 542 break;
427 } 543 }
428 544
… …
433void rxvt_display::x_cb (io_watcher &w, short revents) 549void rxvt_display::x_cb (io_watcher &w, short revents)
434{ 550{
435 do 551 do
436 { 552 {
437 XEvent xev; 553 XEvent xev;
438 XNextEvent (display, &xev); 554 XNextEvent (dpy, &xev);
439 555
440#ifdef USE_XIM 556#ifdef USE_XIM
441 if (!XFilterEvent (&xev, None)) 557 if (!XFilterEvent (&xev, None))
442 { 558 {
443 if (xev.type == PropertyNotify 559 if (xev.type == PropertyNotify
444 && xev.xany.window == root 560 && xev.xany.window == root
445 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 561 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
446 im_change_check (); 562 im_change_check ();
447#endif 563#endif
564 if (xev.type == MappingNotify)
565 XRefreshKeyboardMapping (&xev.xmapping);
566
448 for (int i = xw.size (); i--; ) 567 for (int i = xw.size (); i--; )
449 { 568 {
450 if (!xw[i]) 569 if (!xw[i])
451 xw.erase_unordered (i); 570 xw.erase_unordered (i);
452 else if (xw[i]->window == xev.xany.window) 571 else if (xw[i]->window == xev.xany.window)
… …
454 } 573 }
455#ifdef USE_XIM 574#ifdef USE_XIM
456 } 575 }
457#endif 576#endif
458 } 577 }
459 while (XEventsQueued (display, QueuedAlready)); 578 while (XEventsQueued (dpy, QueuedAlready));
460 579
461 XFlush (display); 580 XFlush (dpy);
462} 581}
463 582
464void rxvt_display::flush () 583void rxvt_display::flush ()
465{ 584{
466 if (XEventsQueued (display, QueuedAlready)) 585 if (XEventsQueued (dpy, QueuedAlready))
467 x_cb (x_ev, EVENT_READ); 586 x_cb (x_ev, EVENT_READ);
468 587
469 XFlush (display); 588 XFlush (dpy);
470} 589}
471 590
472void rxvt_display::reg (xevent_watcher *w) 591void rxvt_display::reg (xevent_watcher *w)
473{ 592{
593 if (!w->active)
594 {
474 xw.push_back (w); 595 xw.push_back (w);
475 w->active = xw.size (); 596 w->active = xw.size ();
597 }
476} 598}
477 599
478void rxvt_display::unreg (xevent_watcher *w) 600void rxvt_display::unreg (xevent_watcher *w)
479{ 601{
480 if (w->active) 602 if (w->active)
603 {
481 xw[w->active - 1] = 0; 604 xw[w->active - 1] = 0;
605 w->active = 0;
606 }
482} 607}
483 608
484void rxvt_display::set_selection_owner (rxvt_term *owner) 609void rxvt_display::set_selection_owner (rxvt_term *owner)
485{ 610{
486 if (selection_owner && selection_owner != owner) 611 if (selection_owner && selection_owner != owner)
… …
488 613
489 selection_owner = owner; 614 selection_owner = owner;
490} 615}
491 616
492#ifdef USE_XIM 617#ifdef USE_XIM
618
493void rxvt_display::reg (im_watcher *w) 619void rxvt_display::reg (im_watcher *w)
494{ 620{
495 imw.push_back (w); 621 imw.push_back (w);
496} 622}
497 623
… …
521 return xim; 647 return xim;
522} 648}
523 649
524void rxvt_display::put_xim (rxvt_xim *xim) 650void rxvt_display::put_xim (rxvt_xim *xim)
525{ 651{
526#if XLIB_IS_RACEFREE 652# if XLIB_IS_RACEFREE
527 xims.put (xim); 653 xims.put (xim);
528#endif 654# endif
529} 655}
656
530#endif 657#endif
531 658
532Atom rxvt_display::atom (const char *name) 659Atom rxvt_display::atom (const char *name)
533{ 660{
534 return XInternAtom (display, name, False); 661 return XInternAtom (dpy, name, False);
535} 662}
536 663
537///////////////////////////////////////////////////////////////////////////// 664/////////////////////////////////////////////////////////////////////////////
538 665
539template class refcache<rxvt_display>; 666template class refcache<rxvt_display>;
540refcache<rxvt_display> displays; 667refcache<rxvt_display> displays;
541 668
542///////////////////////////////////////////////////////////////////////////// 669/////////////////////////////////////////////////////////////////////////////
543 670//
671
672static unsigned int
673insert_component (unsigned int value, unsigned int mask, unsigned int shift)
674{
675 return (value * (mask + 1) >> 16) << shift;
676}
677
678bool
679rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
680{
681#if XFT
682 XRenderPictFormat *format;
683
684 // FUCKING Xft gets it wrong, of course, so work around it.
685 // Transparency users should eat shit and die, and then
686 // XRenderQueryPictIndexValues themselves plenty.
687 if ((screen->visual->c_class == TrueColor)
688 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
689 {
690 // the fun lies in doing everything manually...
691 c.color.red = color.r;
692 c.color.green = color.g;
693 c.color.blue = color.b;
694 c.color.alpha = color.a;
695
696 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
697 | insert_component (color.g, format->direct.greenMask, format->direct.green)
698 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
699 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha);
700
701 return true;
702 }
703 else
704 {
705 XRenderColor d;
706
707 d.red = color.r;
708 d.green = color.g;
709 d.blue = color.b;
710 d.alpha = color.a;
711
712 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
713 }
714#else
715 c.red = color.r;
716 c.green = color.g;
717 c.blue = color.b;
718
719 if (screen->visual->c_class == TrueColor)
720 {
721 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))
722 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))
723 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));
724
725 return true;
726 }
727 else if (XAllocColor (screen->dpy, screen->cmap, &c))
728 return true;
729 else
730 c.pixel = (color.r + color.g + color.b) > 128*3
731 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
732 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
733#endif
734
735 return false;
736}
737
544bool 738bool
545rxvt_color::set (rxvt_screen *screen, const char *name) 739rxvt_color::set (rxvt_screen *screen, const char *name)
546{ 740{
741 rgba c;
742 char eos;
743 int skip;
744
745 // parse the nonstandard "[alphapercent]" prefix
746 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
747 {
748 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
749 name += skip;
750 }
751 else
752 c.a = rgba::MAX_CC;
753
754 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
755 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
756 {
757 XColor xc, xc_exact;
758
759 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
760 {
761 c.r = xc.red;
762 c.g = xc.green;
763 c.b = xc.blue;
764 }
765 else
766 {
767 c.r = 0xffff;
768 c.g = 0x6969;
769 c.b = 0xb4b4;
770
771 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
772 }
773 }
774
775 return set (screen, c);
776}
777
778bool
779rxvt_color::set (rxvt_screen *screen, const rgba &color)
780{
781 bool got = alloc (screen, color);
782
783#if !ENABLE_MINIMAL
784 int cmap_size = screen->visual->map_entries;
785
786 if (!got
787 && screen->visual->c_class == PseudoColor
788 && cmap_size < 4096)
789 {
790 XColor *colors = new XColor [screen->visual->map_entries];
791
792 for (int i = 0; i < cmap_size; i++)
793 colors [i].pixel = i;
794
795 // many kilobytes transfer per colour, but pseudocolor isn't worth
796 // many extra optimisations.
797 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
798
799 int diff = 0x7fffffffUL;
800 XColor *best = colors;
801
802 for (int i = 0; i < cmap_size; i++)
803 {
804 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
805 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
806 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
807
808 if (d < diff)
809 {
810 diff = d;
811 best = colors + i;
812 }
813 }
814
815 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
816 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
817
818 got = alloc (screen, rgba (best->red, best->green, best->blue));
819
820 delete [] colors;
821 }
822#endif
823
824 return got;
825}
826
827void
828rxvt_color::get (rgba &color)
829{
547#if XFT 830#if XFT
548 int l = strlen (name); 831 color.r = c.color.red;
549 rxvt_rgba r; 832 color.g = c.color.green;
550 char eos; 833 color.b = c.color.blue;
551 int mult; 834 color.a = c.color.alpha;
552
553 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
554 mult = rxvt_rgba::MAX_CC / 0x000f;
555 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
556 mult = rxvt_rgba::MAX_CC / 0x00ff;
557 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
558 mult = rxvt_rgba::MAX_CC / 0xffff;
559 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
560 mult = rxvt_rgba::MAX_CC / 0xffff;
561 else
562 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
563
564 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
565 return set (screen, r);
566#else 835#else
567 XColor xc; 836 color.r = c.red;
568 837 color.g = c.green;
569 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 838 color.b = c.blue;
570 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 839 color.a = rgba::MAX_CC;
571
572 return false;
573#endif 840#endif
574} 841}
575 842
576bool
577rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)
578{
579#if XFT
580 XRenderPictFormat *format;
581
582 // FUCKING Xft gets it wrong, of course, so work around it
583 // transparency users should eat shit and die, and then
584 // XRenderQueryPictIndexValues themselves plenty.
585 if (screen->visual->c_class == TrueColor
586 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
587 {
588 // the fun lies in doing everything manually...
589 c.color.red = rgba.r;
590 c.color.green = rgba.g;
591 c.color.blue = rgba.b;
592 c.color.alpha = rgba.a;
593
594 c.pixel = (rgba.r >> (16 - popcount (format->direct.redMask )) << format->direct.red)
595 | (rgba.g >> (16 - popcount (format->direct.greenMask)) << format->direct.green)
596 | (rgba.b >> (16 - popcount (format->direct.blueMask )) << format->direct.blue)
597 | (rgba.a >> (16 - popcount (format->direct.alphaMask)) << format->direct.alpha);
598
599 return true;
600 }
601 else
602 {
603 XRenderColor d;
604
605 d.red = rgba.r;
606 d.green = rgba.g;
607 d.blue = rgba.b;
608 d.alpha = rgba.a;
609
610 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c);
611 }
612
613 return false;
614#else
615 XColor xc;
616
617 xc.red = rgba.r;
618 xc.green = rgba.g;
619 xc.blue = rgba.b;
620 xc.flags = DoRed | DoGreen | DoBlue;
621
622 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
623 {
624 p = xc.pixel;
625 return true;
626 }
627
628 return false;
629#endif
630}
631
632void 843void
633rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba) 844rxvt_color::get (XColor &color)
634{ 845{
635#if XFT 846 rgba c;
636 rgba.r = c.color.red; 847 get (c);
637 rgba.g = c.color.green;
638 rgba.b = c.color.blue;
639 rgba.a = c.color.alpha;
640#else
641 XColor c;
642 848
643 c.pixel = p; 849 color.red = c.r;
644 XQueryColor (screen->xdisp, screen->cmap, &c); 850 color.green = c.g;
645 851 color.blue = c.b;
646 rgba.r = c.red; 852 color.pixel = (Pixel)*this;
647 rgba.g = c.green;
648 rgba.b = c.blue;
649 rgba.a = rxvt_rgba::MAX_CC;
650#endif
651} 853}
652 854
653void 855void
654rxvt_color::free (rxvt_screen *screen) 856rxvt_color::free (rxvt_screen *screen)
655{ 857{
858 if (screen->visual->c_class == TrueColor)
859 return; // nothing to do
860
656#if XFT 861#if XFT
657 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); 862 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
658#else 863#else
659 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 864 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
660#endif 865#endif
661} 866}
662 867
663rxvt_color 868void
664rxvt_color::fade (rxvt_screen *screen, int percent)
665{
666 rxvt_color faded;
667
668 rxvt_rgba c;
669 get (screen, c);
670
671 c.r = lerp (0, c.r, percent);
672 c.g = lerp (0, c.g, percent);
673 c.b = lerp (0, c.b, percent);
674
675 faded.set (screen, c);
676
677 return faded;
678}
679
680rxvt_color
681rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 869rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
682{ 870{
683 rxvt_rgba c, fc; 871 rgba c;
684 rxvt_color faded; 872 get (c);
685
686 get (screen, c);
687 fadeto.get (screen, fc);
688 873
689 faded.set ( 874 result.set (
690 screen, 875 screen,
691 rxvt_rgba ( 876 rgba (
692 lerp (fc.r, c.r, percent), 877 lerp (c.r, to.r, percent),
693 lerp (fc.g, c.g, percent), 878 lerp (c.g, to.g, percent),
694 lerp (fc.b, c.b, percent), 879 lerp (c.b, to.b, percent),
695 lerp (fc.a, c.a, percent) 880 lerp (c.a, to.a, percent)
696 ) 881 )
697 ); 882 );
698
699 return faded;
700} 883}
701 884

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