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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.29 by root, Sun Jan 29 21:45:47 2006 UTC vs.
Revision 1.104 by sf-exg, Sun Jan 24 21:53:13 2010 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: rxvttoolkit.C 2 * File: rxvttoolkit.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
26 26
27#include <unistd.h> 27#include <unistd.h>
28#include <fcntl.h> 28#include <fcntl.h>
29 29
30#include <sys/utsname.h> 30#include <sys/utsname.h>
31
32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 31#include <sys/socket.h>
34# include <sys/un.h> 32#include <sys/un.h>
33
34#if XFT
35# include <X11/extensions/Xrender.h>
35#endif 36#endif
36 37
37const char *const xa_names[] = 38const char *const xa_names[] =
38 { 39{
39 "TEXT", 40 "TEXT",
40 "COMPOUND_TEXT", 41 "COMPOUND_TEXT",
41 "UTF8_STRING", 42 "UTF8_STRING",
42 "MULTIPLE", 43 "MULTIPLE",
43 "TARGETS", 44 "TARGETS",
44 "TIMESTAMP", 45 "TIMESTAMP",
45 "VT_SELECTION", 46 "VT_SELECTION",
46 "INCR", 47 "INCR",
47 "WM_PROTOCOLS", 48 "WM_PROTOCOLS",
48 "WM_DELETE_WINDOW", 49 "WM_DELETE_WINDOW",
49 "CLIPBOARD", 50 "CLIPBOARD",
51 "AVERAGE_WIDTH",
52 "WEIGHT_NAME",
53 "SLANT",
54 "CHARSET_REGISTRY",
55 "CHARSET_ENCODING",
50#if ENABLE_FRILLS 56#if ENABLE_FRILLS
51 "_MOTIF_WM_HINTS", 57 "_MOTIF_WM_HINTS",
52#endif 58#endif
53#if ENABLE_EWMH 59#if ENABLE_EWMH
54 "_NET_WM_PID", 60 "_NET_WM_PID",
55 "_NET_WM_NAME", 61 "_NET_WM_NAME",
56 "_NET_WM_ICON_NAME", 62 "_NET_WM_ICON_NAME",
57 "_NET_WM_PING", 63 "_NET_WM_PING",
64 "_NET_WM_ICON",
58#endif 65#endif
59#if USE_XIM 66#if USE_XIM
60 "WM_LOCALE_NAME", 67 "WM_LOCALE_NAME",
61 "XIM_SERVERS", 68 "XIM_SERVERS",
62#endif 69#endif
63#ifdef TRANSPARENT 70#ifdef ENABLE_TRANSPARENCY
64 "_XROOTPMAP_ID", 71 "_XROOTPMAP_ID",
65 "ESETROOT_PMAP_ID", 72 "ESETROOT_PMAP_ID",
66#endif 73#endif
67#if ENABLE_XEMBED 74#if ENABLE_XEMBED
68 "_XEMBED", 75 "_XEMBED",
69 "_XEMBED_INFO", 76 "_XEMBED_INFO",
77#endif
78#if !ENABLE_MINIMAL
79 "SCREEN_RESOURCES",
80 "XDCCC_LINEAR_RGB_CORRECTION",
81 "XDCCC_LINEAR_RGB_MATRICES",
82 "WM_COLORMAP_WINDOWS",
83 "WM_STATE",
84 "cursor",
85# if USE_XIM
86 "TRANSPORT",
87 "LOCALES",
88 "_XIM_PROTOCOL",
89 "_XIM_XCONNECT",
90 "_XIM_MOREDATA",
70#endif 91# endif
71 }; 92#endif
93};
72 94
73///////////////////////////////////////////////////////////////////////////// 95/////////////////////////////////////////////////////////////////////////////
74 96
75refcounted::refcounted (const char *id) 97refcounted::refcounted (const char *id)
76{ 98{
… …
153bool 175bool
154rxvt_xim::ref_init () 176rxvt_xim::ref_init ()
155{ 177{
156 display = GET_R->display; //HACK: TODO 178 display = GET_R->display; //HACK: TODO
157 179
158 xim = XOpenIM (display->display, NULL, NULL, NULL); 180 xim = XOpenIM (display->dpy, 0, 0, 0);
159 181
160 if (!xim) 182 if (!xim)
161 return false; 183 return false;
162 184
163 XIMCallback ximcallback; 185 XIMCallback ximcallback;
164 ximcallback.client_data = (XPointer)this; 186 ximcallback.client_data = (XPointer)this;
165 ximcallback.callback = im_destroy_cb; 187 ximcallback.callback = im_destroy_cb;
166 188
167 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 189 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
168 190
169 return true; 191 return true;
170} 192}
171 193
172rxvt_xim::~rxvt_xim () 194rxvt_xim::~rxvt_xim ()
… …
177 199
178#endif 200#endif
179 201
180///////////////////////////////////////////////////////////////////////////// 202/////////////////////////////////////////////////////////////////////////////
181 203
204#if XFT
205rxvt_drawable::~rxvt_drawable ()
206{
207 if (xftdrawable)
208 XftDrawDestroy (xftdrawable);
209}
210
211rxvt_drawable::operator XftDraw *()
212{
213 if (!xftdrawable)
214 xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap);
215
216 return xftdrawable;
217}
218#endif
219
220/////////////////////////////////////////////////////////////////////////////
221
222#if XFT
223
224// not strictly necessary as it is only used with superclass of zero_initialised
225rxvt_screen::rxvt_screen ()
226: scratch_area (0)
227{
228}
229
230rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
231{
232 // it's actually faster to re-allocate every time. don't ask me
233 // why, but its likely no big deal there are no roundtrips
234 // (I think/hope).
235 if (!scratch_area || w > scratch_w || h > scratch_h || 1/*D*/)
236 {
237 if (scratch_area)
238 {
239 XFreePixmap (dpy, scratch_area->drawable);
240 delete scratch_area;
241 }
242
243 Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
244 scratch_w = w, scratch_h = h, depth);
245
246 scratch_area = new rxvt_drawable (this, pm);
247 }
248
249 return *scratch_area;
250}
251
252#endif
253
182void 254void
183rxvt_screen::set (rxvt_display *disp) 255rxvt_screen::set (rxvt_display *disp)
184{ 256{
185 display = disp; 257 display = disp;
186 xdisp = disp->display; 258 dpy = disp->dpy;
187 259
188 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 260 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
189 261
190 depth = DefaultDepthOfScreen (screen); 262 depth = DefaultDepthOfScreen (screen);
191 visual = DefaultVisualOfScreen (screen); 263 visual = DefaultVisualOfScreen (screen);
192 cmap = DefaultColormapOfScreen (screen); 264 cmap = DefaultColormapOfScreen (screen);
193} 265}
194 266
195void 267void
196rxvt_screen::set (rxvt_display *disp, int bitdepth) 268rxvt_screen::select_visual (int bitdepth)
197{ 269{
198 set (disp); 270#if XFT
199
200 XVisualInfo vinfo; 271 XVisualInfo vinfo;
201 272
202 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 273 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
203 { 274 {
204 depth = bitdepth; 275 depth = bitdepth;
205 visual = vinfo.visual; 276 visual = vinfo.visual;
206 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 277 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
207 } 278 }
279#endif
208} 280}
209 281
210void 282void
211rxvt_screen::clear () 283rxvt_screen::clear ()
212{ 284{
285#if XFT
286 if (scratch_area)
287 {
288 XFreePixmap (dpy, scratch_area->drawable);
289 delete scratch_area;
290 }
291#endif
292
213 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 293 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
214 XFreeColormap (xdisp, cmap); 294 XFreeColormap (dpy, cmap);
215} 295}
216 296
217///////////////////////////////////////////////////////////////////////////// 297/////////////////////////////////////////////////////////////////////////////
218 298
219rxvt_display::rxvt_display (const char *id) 299rxvt_display::rxvt_display (const char *id)
220: refcounted (id) 300: refcounted (id)
221, x_ev (this, &rxvt_display::x_cb)
222, selection_owner (0) 301, selection_owner (0)
302, clipboard_owner (0)
223{ 303{
304 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
305 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
224} 306}
225 307
226XrmDatabase 308XrmDatabase
227rxvt_display::get_resources () 309rxvt_display::get_resources (bool refresh)
228{ 310{
229 char *homedir = (char *)getenv ("HOME"); 311 char *homedir = getenv ("HOME");
230 char fname[1024]; 312 char fname[1024];
231 313
232 /* 314 /*
233 * get resources using the X library function 315 * get resources using the X library function
234 */ 316 */
235 char *displayResource, *xe; 317 char *displayResource, *xe;
236 XrmDatabase database, rdb1; 318 XrmDatabase rdb1, database = 0;
237
238 database = NULL;
239 319
240 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 320 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
321 // as opposed to "standard practise", we always read in ~/.Xdefaults
241 322
242 // 6. System wide per application default file. 323 // 6. System wide per application default file.
243 324
244 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 325 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
245 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 326 if ((xe = getenv ("XAPPLRESDIR")))
246 { 327 {
247 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 328 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
248 329
249 if ((rdb1 = XrmGetFileDatabase (fname))) 330 if ((rdb1 = XrmGetFileDatabase (fname)))
250 XrmMergeDatabases (rdb1, &database); 331 XrmMergeDatabases (rdb1, &database);
… …
252 333
253 // 5. User's per application default file. 334 // 5. User's per application default file.
254 // none 335 // none
255 336
256 // 4. User's defaults file. 337 // 4. User's defaults file.
338 if (homedir)
339 {
340 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
341
342 if ((rdb1 = XrmGetFileDatabase (fname)))
343 XrmMergeDatabases (rdb1, &database);
344 }
345
257 /* Get any Xserver defaults */ 346 /* Get any Xserver defaults */
347 if (refresh)
348 {
349 // fucking xlib keeps a copy of the rm string
350 Atom actual_type;
351 int actual_format;
352 unsigned long nitems, nremaining;
353 char *val = 0;
354
355#if XLIB_ILLEGAL_ACCESS
356 if (dpy->xdefaults)
357 XFree (dpy->xdefaults);
358#endif
359
360 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
361 0L, 100000000L, False,
362 XA_STRING, &actual_type, &actual_format,
363 &nitems, &nremaining,
364 (unsigned char **)&val) == Success
365 && actual_type == XA_STRING
366 && actual_format == 8)
367 displayResource = val;
368 else
369 {
370 displayResource = 0;
371
372 if (val)
373 XFree(val);
374 }
375
376#if XLIB_ILLEGAL_ACCESS
377 dpy->xdefaults = displayResource;
378#endif
379 }
380 else
258 displayResource = XResourceManagerString (display); 381 displayResource = XResourceManagerString (dpy);
259 382
260 if (displayResource != NULL) 383 if (displayResource)
261 { 384 {
262 if ((rdb1 = XrmGetStringDatabase (displayResource))) 385 if ((rdb1 = XrmGetStringDatabase (displayResource)))
263 XrmMergeDatabases (rdb1, &database); 386 XrmMergeDatabases (rdb1, &database);
264 } 387 }
265 else if (homedir)
266 {
267 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
268 388
269 if ((rdb1 = XrmGetFileDatabase (fname))) 389#if !XLIB_ILLEGAL_ACCESS
270 XrmMergeDatabases (rdb1, &database); 390 if (refresh && displayResource)
271 } 391 XFree (displayResource);
392#endif
272 393
273 /* Get screen specific resources */ 394 /* Get screen specific resources */
274 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 395 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
275 396
276 if (displayResource != NULL) 397 if (displayResource)
277 { 398 {
278 if ((rdb1 = XrmGetStringDatabase (displayResource))) 399 if ((rdb1 = XrmGetStringDatabase (displayResource)))
279 /* Merge with screen-independent resources */ 400 /* Merge with screen-independent resources */
280 XrmMergeDatabases (rdb1, &database); 401 XrmMergeDatabases (rdb1, &database);
281 402
282 XFree (displayResource); 403 XFree (displayResource);
283 } 404 }
284 405
285 // 3. User's per host defaults file 406 // 3. User's per host defaults file
286 /* Add in XENVIRONMENT file */ 407 /* Add in XENVIRONMENT file */
287 if ((xe = (char *)getenv ("XENVIRONMENT")) 408 if ((xe = getenv ("XENVIRONMENT"))
288 && (rdb1 = XrmGetFileDatabase (xe))) 409 && (rdb1 = XrmGetFileDatabase (xe)))
289 XrmMergeDatabases (rdb1, &database); 410 XrmMergeDatabases (rdb1, &database);
290 else if (homedir) 411 else if (homedir)
291 { 412 {
292 struct utsname un; 413 struct utsname un;
… …
309 if (id[0] == ':') 430 if (id[0] == ':')
310 { 431 {
311 val = rxvt_malloc (5 + strlen (id) + 1); 432 val = rxvt_malloc (5 + strlen (id) + 1);
312 strcpy (val, "unix/"); 433 strcpy (val, "unix/");
313 strcat (val, id); 434 strcat (val, id);
314 display = XOpenDisplay (val); 435 dpy = XOpenDisplay (val);
315 free (val); 436 free (val);
316 } 437 }
317 else 438 else
318#endif 439#endif
319 display = 0; 440 dpy = 0;
320 441
321 if (!display) 442 if (!dpy)
322 display = XOpenDisplay (id); 443 dpy = XOpenDisplay (id);
323 444
324 if (!display) 445 if (!dpy)
325 return false; 446 return false;
326 447
327 screen = DefaultScreen (display); 448 screen = DefaultScreen (dpy);
328 root = DefaultRootWindow (display); 449 root = DefaultRootWindow (dpy);
329 450
330 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 451 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
331 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 452 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
332 453
333 XrmSetDatabase (display, get_resources ()); 454 XrmSetDatabase (dpy, get_resources (false));
334 455
335#ifdef POINTER_BLANK 456#ifdef POINTER_BLANK
336 XColor blackcolour; 457 XColor blackcolour;
337 blackcolour.red = 0; 458 blackcolour.red = 0;
338 blackcolour.green = 0; 459 blackcolour.green = 0;
339 blackcolour.blue = 0; 460 blackcolour.blue = 0;
340 Font f = XLoadFont (display, "fixed"); 461 Font f = XLoadFont (dpy, "fixed");
341 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 462 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
342 &blackcolour, &blackcolour); 463 &blackcolour, &blackcolour);
343 XUnloadFont (display, f); 464 XUnloadFont (dpy, f);
344#endif 465#endif
345 466
346 int fd = XConnectionNumber (display); 467 int fd = XConnectionNumber (dpy);
347 468
348#ifndef NO_SLOW_LINK_SUPPORT
349 // try to detect wether we have a local connection. 469 // try to detect wether we have a local connection.
350 // assume unix domains socket == local, everything else not 470 // assume unix domain socket == local, everything else not
351 // TODO: might want to check for inet/127.0.0.1 471 // TODO: might want to check for inet/127.0.0.1
352 is_local = 0; 472 is_local = 0;
353 sockaddr_un sa; 473 sockaddr_un sa;
354 socklen_t sl = sizeof (sa); 474 socklen_t sl = sizeof (sa);
355 475
356 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 476 if (!getsockname (fd, (sockaddr *)&sa, &sl))
357 is_local = sa.sun_family == AF_LOCAL; 477 is_local = sa.sun_family == AF_UNIX;
358#endif
359 478
479 flush_ev.start ();
360 x_ev.start (fd, EVENT_READ); 480 x_ev.start (fd, ev::READ);
361 fcntl (fd, F_SETFD, FD_CLOEXEC); 481 fcntl (fd, F_SETFD, FD_CLOEXEC);
362 482
363 XSelectInput (display, root, PropertyChangeMask); 483 XSelectInput (dpy, root, PropertyChangeMask);
364 484
365 flush (); 485 flush ();
366 486
367 return true; 487 return true;
368} 488}
369 489
370void 490void
371rxvt_display::ref_next () 491rxvt_display::ref_next ()
372{ 492{
373 // TODO: somehow check wether the database files/resources changed 493 // TODO: somehow check wether the database files/resources changed
374 // before re-loading/parsing 494 // before affording re-loading/parsing
375 XrmDestroyDatabase (XrmGetDatabase (display)); 495 XrmDestroyDatabase (XrmGetDatabase (dpy));
376 XrmSetDatabase (display, get_resources ()); 496 XrmSetDatabase (dpy, get_resources (true));
377} 497}
378 498
379rxvt_display::~rxvt_display () 499rxvt_display::~rxvt_display ()
380{ 500{
381 if (!display) 501 if (!dpy)
382 return; 502 return;
383 503
384#ifdef POINTER_BLANK 504#ifdef POINTER_BLANK
385 XFreeCursor (display, blank_cursor); 505 XFreeCursor (dpy, blank_cursor);
386#endif 506#endif
387 x_ev.stop (); 507 x_ev.stop ();
508 flush_ev.stop ();
388#ifdef USE_XIM 509#ifdef USE_XIM
389 xims.clear (); 510 xims.clear ();
390#endif 511#endif
391 XCloseDisplay (display); 512 XCloseDisplay (dpy);
392} 513}
393 514
394#ifdef USE_XIM 515#ifdef USE_XIM
395void rxvt_display::im_change_cb () 516void rxvt_display::im_change_cb ()
396{ 517{
… …
404 // registers, as xlib crashes due to a race otherwise. 525 // registers, as xlib crashes due to a race otherwise.
405 Atom actual_type, *atoms; 526 Atom actual_type, *atoms;
406 int actual_format; 527 int actual_format;
407 unsigned long nitems, bytes_after; 528 unsigned long nitems, bytes_after;
408 529
409 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 530 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
410 False, XA_ATOM, &actual_type, &actual_format, 531 False, XA_ATOM, &actual_type, &actual_format,
411 &nitems, &bytes_after, (unsigned char **)&atoms) 532 &nitems, &bytes_after, (unsigned char **)&atoms)
412 != Success ) 533 != Success )
413 return; 534 return;
414 535
415 if (actual_type == XA_ATOM && actual_format == 32) 536 if (actual_type == XA_ATOM && actual_format == 32)
416 for (int i = 0; i < nitems; i++) 537 for (int i = 0; i < nitems; i++)
417 if (XGetSelectionOwner (display, atoms[i])) 538 if (XGetSelectionOwner (dpy, atoms[i]))
418 { 539 {
419 im_change_cb (); 540 im_change_cb ();
420 break; 541 break;
421 } 542 }
422 543
423 XFree (atoms); 544 XFree (atoms);
424} 545}
425#endif 546#endif
426 547
427void rxvt_display::x_cb (io_watcher &w, short revents) 548void rxvt_display::x_cb (ev::io &w, int revents)
428{ 549{
550 flush_ev.start ();
551}
552
553void rxvt_display::flush_cb (ev::prepare &w, int revents)
554{
555 while (XEventsQueued (dpy, QueuedAfterFlush))
429 do 556 do
430 { 557 {
431 XEvent xev; 558 XEvent xev;
432 XNextEvent (display, &xev); 559 XNextEvent (dpy, &xev);
433 560
434#ifdef USE_XIM 561#ifdef USE_XIM
435 if (!XFilterEvent (&xev, None)) 562 if (!XFilterEvent (&xev, None))
436 { 563 {
437 if (xev.type == PropertyNotify 564 if (xev.type == PropertyNotify
438 && xev.xany.window == root 565 && xev.xany.window == root
439 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 566 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
440 im_change_check (); 567 im_change_check ();
441#endif 568#endif
569 if (xev.type == MappingNotify)
570 XRefreshKeyboardMapping (&xev.xmapping);
571
442 for (int i = xw.size (); i--; ) 572 for (int i = xw.size (); i--; )
443 { 573 {
444 if (!xw[i]) 574 if (!xw[i])
445 xw.erase_unordered (i); 575 xw.erase_unordered (i);
446 else if (xw[i]->window == xev.xany.window) 576 else if (xw[i]->window == xev.xany.window)
447 xw[i]->call (xev); 577 xw[i]->call (xev);
448 } 578 }
449#ifdef USE_XIM 579#ifdef USE_XIM
450 } 580 }
451#endif 581#endif
452 } 582 }
453 while (XEventsQueued (display, QueuedAlready)); 583 while (XEventsQueued (dpy, QueuedAlready));
454 584
455 XFlush (display); 585 w.stop ();
456}
457
458void rxvt_display::flush ()
459{
460 if (XEventsQueued (display, QueuedAlready))
461 x_cb (x_ev, EVENT_READ);
462
463 XFlush (display);
464} 586}
465 587
466void rxvt_display::reg (xevent_watcher *w) 588void rxvt_display::reg (xevent_watcher *w)
467{ 589{
590 if (!w->active)
591 {
468 xw.push_back (w); 592 xw.push_back (w);
469 w->active = xw.size (); 593 w->active = xw.size ();
594 }
470} 595}
471 596
472void rxvt_display::unreg (xevent_watcher *w) 597void rxvt_display::unreg (xevent_watcher *w)
473{ 598{
474 if (w->active) 599 if (w->active)
600 {
475 xw[w->active - 1] = 0; 601 xw[w->active - 1] = 0;
602 w->active = 0;
603 }
476} 604}
477 605
478void rxvt_display::set_selection_owner (rxvt_term *owner) 606void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
479{ 607{
608 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
609
480 if (selection_owner && selection_owner != owner) 610 if (cur_owner && cur_owner != owner)
611 {
481 selection_owner->selection_clear (); 612 cur_owner->selection_clear (clipboard);
613 cur_owner->flush ();
614 }
482 615
483 selection_owner = owner; 616 cur_owner = owner;
484} 617}
485 618
486#ifdef USE_XIM 619#ifdef USE_XIM
620
487void rxvt_display::reg (im_watcher *w) 621void rxvt_display::reg (im_watcher *w)
488{ 622{
489 imw.push_back (w); 623 imw.push_back (w);
490} 624}
491 625
… …
515 return xim; 649 return xim;
516} 650}
517 651
518void rxvt_display::put_xim (rxvt_xim *xim) 652void rxvt_display::put_xim (rxvt_xim *xim)
519{ 653{
520#if XLIB_IS_RACEFREE 654# if XLIB_IS_RACEFREE
521 xims.put (xim); 655 xims.put (xim);
522#endif 656# endif
523} 657}
658
524#endif 659#endif
525 660
526Atom rxvt_display::atom (const char *name) 661Atom rxvt_display::atom (const char *name)
527{ 662{
528 return XInternAtom (display, name, False); 663 return XInternAtom (dpy, name, False);
529} 664}
530 665
531///////////////////////////////////////////////////////////////////////////// 666/////////////////////////////////////////////////////////////////////////////
532 667
533template class refcache<rxvt_display>; 668template class refcache<rxvt_display>;
534refcache<rxvt_display> displays; 669refcache<rxvt_display> displays;
535 670
536///////////////////////////////////////////////////////////////////////////// 671/////////////////////////////////////////////////////////////////////////////
537 672//
673
674static unsigned int
675insert_component (unsigned int value, unsigned int mask, unsigned int shift)
676{
677 return (value * (mask + 1) >> 16) << shift;
678}
679
680bool
681rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
682{
683 //TODO: only supports 24 bit
684 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
685
686#if XFT
687 XRenderPictFormat *format;
688
689 // FUCKING Xft gets it wrong, of course, so work around it.
690 // Transparency users should eat shit and die, and then
691 // XRenderQueryPictIndexValues themselves plenty.
692 if ((screen->visual->c_class == TrueColor)
693 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
694 {
695 // the fun lies in doing everything manually...
696 c.color.red = color.r;
697 c.color.green = color.g;
698 c.color.blue = color.b;
699 c.color.alpha = alpha;
700
701 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
702 | insert_component (color.g, format->direct.greenMask, format->direct.green)
703 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
704 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
705
706 return true;
707 }
708 else
709 {
710 XRenderColor d;
711
712 d.red = color.r;
713 d.green = color.g;
714 d.blue = color.b;
715 d.alpha = alpha;
716
717 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
718 }
719#else
720 c.red = color.r;
721 c.green = color.g;
722 c.blue = color.b;
723
724 if (screen->visual->c_class == TrueColor)
725 {
726 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
727 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
728 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
729
730 return true;
731 }
732 else if (XAllocColor (screen->dpy, screen->cmap, &c))
733 return true;
734 else
735 c.pixel = (color.r + color.g + color.b) > 128*3
736 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
737 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
738#endif
739
740 return false;
741}
742
538bool 743bool
539rxvt_color::set (rxvt_screen *screen, const char *name) 744rxvt_color::set (rxvt_screen *screen, const char *name)
540{ 745{
746 rgba c;
747 char eos;
748 int skip;
749
750 c.a = rgba::MAX_CC;
751
752 // parse the nonstandard "[alphapercent]" prefix
753 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
754 {
755 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
756 name += skip;
757 }
758
759 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
760 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
761 {
762 XColor xc;
763
764 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
765 {
766 c.r = xc.red;
767 c.g = xc.green;
768 c.b = xc.blue;
769 }
770 else
771 {
772 c.r = 0xffff;
773 c.g = 0x6969;
774 c.b = 0xb4b4;
775
776 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
777 }
778 }
779
780 return set (screen, c);
781}
782
783bool
784rxvt_color::set (rxvt_screen *screen, const rgba &color)
785{
786 bool got = alloc (screen, color);
787
788#if !ENABLE_MINIMAL
789 int cmap_size = screen->visual->map_entries;
790
791 if (!got
792 && screen->visual->c_class == PseudoColor
793 && cmap_size < 4096)
794 {
795 XColor *colors = new XColor [screen->visual->map_entries];
796
797 for (int i = 0; i < cmap_size; i++)
798 colors [i].pixel = i;
799
800 // many kilobytes transfer per colour, but pseudocolor isn't worth
801 // many extra optimisations.
802 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
803
804 int diff = 0x7fffffffUL;
805 XColor *best = colors;
806
807 for (int i = 0; i < cmap_size; i++)
808 {
809 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
810 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
811 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
812
813 if (d < diff)
814 {
815 diff = d;
816 best = colors + i;
817 }
818 }
819
820 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
821 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
822
823 got = alloc (screen, rgba (best->red, best->green, best->blue));
824
825 delete [] colors;
826 }
827#endif
828
829 return got;
830}
831
832void
833rxvt_color::get (rgba &color)
834{
541#if XFT 835#if XFT
542 int l = strlen (name); 836 color.r = c.color.red;
543 rxvt_rgba r; 837 color.g = c.color.green;
544 char eos; 838 color.b = c.color.blue;
545 int mult; 839 color.a = c.color.alpha;
546
547 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
548 mult = rxvt_rgba::MAX_CC / 0x000f;
549 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
550 mult = rxvt_rgba::MAX_CC / 0x00ff;
551 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
552 mult = rxvt_rgba::MAX_CC / 0xffff;
553 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
554 mult = rxvt_rgba::MAX_CC / 0xffff;
555 else
556 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
557
558 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
559 return set (screen, r);
560#else 840#else
561 XColor xc; 841 color.r = c.red;
562 842 color.g = c.green;
563 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 843 color.b = c.blue;
564 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 844 color.a = rgba::MAX_CC;
565
566 return false;
567#endif 845#endif
568} 846}
569 847
570bool 848void
849rxvt_color::get (XColor &color)
850{
851 rgba c;
852 get (c);
853
854 color.red = c.r;
855 color.green = c.g;
856 color.blue = c.b;
857 color.pixel = (Pixel)*this;
858}
859
860void
571rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 861rxvt_color::free (rxvt_screen *screen)
572{ 862{
863 if (screen->visual->c_class == TrueColor)
864 return; // nothing to do
865
573#if XFT 866#if XFT
574 XRenderColor d;
575
576 d.red = rgba.r;
577 d.green = rgba.g;
578 d.blue = rgba.b;
579 d.alpha = rgba.a;
580
581 if (XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c)) 867 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
582 {
583 // FUCKING Xft gets it wrong, of course, fix it for the common case
584 // transparency users should eat shit and die, and then
585 // XRenderQueryPictIndexValues themselves plenty.
586 if (screen->depth == 32
587 && screen->visual->c_class == TrueColor
588 && screen->visual->red_mask == 0x00ff0000
589 && screen->visual->green_mask == 0x0000ff00
590 && screen->visual->blue_mask == 0x000000ff)
591 c.pixel = c.pixel & 0x00ffffffUL | ((rgba.a >> 8) << 24);
592
593 return true;
594 }
595
596 return false;
597#else 868#else
598 XColor xc;
599
600 xc.red = rgba.r;
601 xc.green = rgba.g;
602 xc.blue = rgba.b;
603 xc.flags = DoRed | DoGreen | DoBlue;
604
605 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
606 {
607 p = xc.pixel;
608 return true;
609 }
610
611 return false;
612#endif
613}
614
615void
616rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
617{
618#if XFT
619 rgba.r = c.color.red;
620 rgba.g = c.color.green;
621 rgba.b = c.color.blue;
622 rgba.a = c.color.alpha;
623#else
624 XColor c;
625
626 c.pixel = p;
627 XQueryColor (screen->xdisp, screen->cmap, &c);
628
629 rgba.r = c.red;
630 rgba.g = c.green;
631 rgba.b = c.blue;
632 rgba.a = rxvt_rgba::MAX_CC;
633#endif
634}
635
636void
637rxvt_color::free (rxvt_screen *screen)
638{
639#if XFT
640 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
641#else
642 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 869 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
643#endif 870#endif
644} 871}
645 872
646rxvt_color 873void
647rxvt_color::fade (rxvt_screen *screen, int percent)
648{
649 rxvt_color faded;
650
651 rxvt_rgba c;
652 get (screen, c);
653
654 c.r = lerp (0, c.r, percent);
655 c.g = lerp (0, c.g, percent);
656 c.b = lerp (0, c.b, percent);
657
658 faded.set (screen, c);
659
660 return faded;
661}
662
663rxvt_color
664rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 874rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
665{ 875{
666 rxvt_rgba c, fc; 876 rgba c;
667 rxvt_color faded; 877 get (c);
668
669 get (screen, c);
670 fadeto.get (screen, fc);
671 878
672 faded.set ( 879 result.set (
673 screen, 880 screen,
674 rxvt_rgba ( 881 rgba (
675 lerp (fc.r, c.r, percent), 882 lerp (c.r, to.r, percent),
676 lerp (fc.g, c.g, percent), 883 lerp (c.g, to.g, percent),
677 lerp (fc.b, c.b, percent), 884 lerp (c.b, to.b, percent),
678 lerp (fc.a, c.a, percent) 885 lerp (c.a, to.a, percent)
679 ) 886 )
680 ); 887 );
888}
681 889
890#if TRACE_PIXMAPS
891# undef XCreatePixmap
892# undef XFreePixmap
893Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
894{
895 Pixmap res = XCreatePixmap (dpy, r, w, h, d);
896 fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);
682 return faded; 897 return res;
683} 898}
684 899
900void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p)
901{
902 fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);
903 XFreePixmap (dpy,p);
904}
905#endif

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