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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.33 by root, Sun Jan 29 22:39:26 2006 UTC vs.
Revision 1.83 by root, Fri Dec 14 05:52:33 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) 2003-2007 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>
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, (char *)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)
226: refcounted (id) 299: refcounted (id)
227, x_ev (this, &rxvt_display::x_cb)
228, selection_owner (0) 300, selection_owner (0)
229{ 301{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
230} 304}
231 305
232XrmDatabase 306XrmDatabase
233rxvt_display::get_resources () 307rxvt_display::get_resources (bool refresh)
234{ 308{
235 char *homedir = (char *)getenv ("HOME"); 309 char *homedir = getenv ("HOME");
236 char fname[1024]; 310 char fname[1024];
237 311
238 /* 312 /*
239 * get resources using the X library function 313 * get resources using the X library function
240 */ 314 */
241 char *displayResource, *xe; 315 char *displayResource, *xe;
242 XrmDatabase database, rdb1; 316 XrmDatabase rdb1, database = 0;
243
244 database = NULL;
245 317
246 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 318 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
319 // as opposed to "standard practise", we always read in ~/.Xdefaults
247 320
248 // 6. System wide per application default file. 321 // 6. System wide per application default file.
249 322
250 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 323 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
251 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 324 if ((xe = getenv ("XAPPLRESDIR")))
252 { 325 {
253 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 326 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
254 327
255 if ((rdb1 = XrmGetFileDatabase (fname))) 328 if ((rdb1 = XrmGetFileDatabase (fname)))
256 XrmMergeDatabases (rdb1, &database); 329 XrmMergeDatabases (rdb1, &database);
… …
258 331
259 // 5. User's per application default file. 332 // 5. User's per application default file.
260 // none 333 // none
261 334
262 // 4. User's defaults file. 335 // 4. User's defaults file.
336 if (homedir)
337 {
338 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
339
340 if ((rdb1 = XrmGetFileDatabase (fname)))
341 XrmMergeDatabases (rdb1, &database);
342 }
343
263 /* Get any Xserver defaults */ 344 /* Get any Xserver defaults */
345 if (refresh)
346 {
347 // fucking xlib keeps a copy of the rm string
348 Atom actual_type;
349 int actual_format;
350 unsigned long nitems, nremaining;
351 char *val = 0;
352
353#if XLIB_ILLEGAL_ACCESS
354 if (dpy->xdefaults)
355 XFree (dpy->xdefaults);
356#endif
357
358 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
359 0L, 100000000L, False,
360 XA_STRING, &actual_type, &actual_format,
361 &nitems, &nremaining,
362 (unsigned char **)&val) == Success
363 && actual_type == XA_STRING
364 && actual_format == 8)
365 displayResource = val;
366 else
367 {
368 displayResource = 0;
369
370 if (val)
371 XFree(val);
372 }
373
374#if XLIB_ILLEGAL_ACCESS
375 dpy->xdefaults = displayResource;
376#endif
377 }
378 else
264 displayResource = XResourceManagerString (display); 379 displayResource = XResourceManagerString (dpy);
265 380
266 if (displayResource != NULL) 381 if (displayResource)
267 { 382 {
268 if ((rdb1 = XrmGetStringDatabase (displayResource))) 383 if ((rdb1 = XrmGetStringDatabase (displayResource)))
269 XrmMergeDatabases (rdb1, &database); 384 XrmMergeDatabases (rdb1, &database);
270 } 385 }
271 else if (homedir)
272 {
273 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
274 386
275 if ((rdb1 = XrmGetFileDatabase (fname))) 387#if !XLIB_ILLEGAL_ACCESS
276 XrmMergeDatabases (rdb1, &database); 388 if (refresh && displayResource)
277 } 389 XFree (displayResource);
390#endif
278 391
279 /* Get screen specific resources */ 392 /* Get screen specific resources */
280 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 393 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
281 394
282 if (displayResource != NULL) 395 if (displayResource)
283 { 396 {
284 if ((rdb1 = XrmGetStringDatabase (displayResource))) 397 if ((rdb1 = XrmGetStringDatabase (displayResource)))
285 /* Merge with screen-independent resources */ 398 /* Merge with screen-independent resources */
286 XrmMergeDatabases (rdb1, &database); 399 XrmMergeDatabases (rdb1, &database);
287 400
288 XFree (displayResource); 401 XFree (displayResource);
289 } 402 }
290 403
291 // 3. User's per host defaults file 404 // 3. User's per host defaults file
292 /* Add in XENVIRONMENT file */ 405 /* Add in XENVIRONMENT file */
293 if ((xe = (char *)getenv ("XENVIRONMENT")) 406 if ((xe = getenv ("XENVIRONMENT"))
294 && (rdb1 = XrmGetFileDatabase (xe))) 407 && (rdb1 = XrmGetFileDatabase (xe)))
295 XrmMergeDatabases (rdb1, &database); 408 XrmMergeDatabases (rdb1, &database);
296 else if (homedir) 409 else if (homedir)
297 { 410 {
298 struct utsname un; 411 struct utsname un;
… …
315 if (id[0] == ':') 428 if (id[0] == ':')
316 { 429 {
317 val = rxvt_malloc (5 + strlen (id) + 1); 430 val = rxvt_malloc (5 + strlen (id) + 1);
318 strcpy (val, "unix/"); 431 strcpy (val, "unix/");
319 strcat (val, id); 432 strcat (val, id);
320 display = XOpenDisplay (val); 433 dpy = XOpenDisplay (val);
321 free (val); 434 free (val);
322 } 435 }
323 else 436 else
324#endif 437#endif
325 display = 0; 438 dpy = 0;
326 439
327 if (!display) 440 if (!dpy)
328 display = XOpenDisplay (id); 441 dpy = XOpenDisplay (id);
329 442
330 if (!display) 443 if (!dpy)
331 return false; 444 return false;
332 445
333 screen = DefaultScreen (display); 446 screen = DefaultScreen (dpy);
334 root = DefaultRootWindow (display); 447 root = DefaultRootWindow (dpy);
335 448
336 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 449 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
337 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 450 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
338 451
339 XrmSetDatabase (display, get_resources ()); 452 XrmSetDatabase (dpy, get_resources (false));
340 453
341#ifdef POINTER_BLANK 454#ifdef POINTER_BLANK
342 XColor blackcolour; 455 XColor blackcolour;
343 blackcolour.red = 0; 456 blackcolour.red = 0;
344 blackcolour.green = 0; 457 blackcolour.green = 0;
345 blackcolour.blue = 0; 458 blackcolour.blue = 0;
346 Font f = XLoadFont (display, "fixed"); 459 Font f = XLoadFont (dpy, "fixed");
347 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 460 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
348 &blackcolour, &blackcolour); 461 &blackcolour, &blackcolour);
349 XUnloadFont (display, f); 462 XUnloadFont (dpy, f);
350#endif 463#endif
351 464
352 int fd = XConnectionNumber (display); 465 int fd = XConnectionNumber (dpy);
353 466
354#ifndef NO_SLOW_LINK_SUPPORT
355 // try to detect wether we have a local connection. 467 // try to detect wether we have a local connection.
356 // assume unix domains socket == local, everything else not 468 // assume unix domain socket == local, everything else not
357 // TODO: might want to check for inet/127.0.0.1 469 // TODO: might want to check for inet/127.0.0.1
358 is_local = 0; 470 is_local = 0;
359 sockaddr_un sa; 471 sockaddr_un sa;
360 socklen_t sl = sizeof (sa); 472 socklen_t sl = sizeof (sa);
361 473
362 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 474 if (!getsockname (fd, (sockaddr *)&sa, &sl))
363 is_local = sa.sun_family == AF_LOCAL; 475 is_local = sa.sun_family == AF_UNIX;
364#endif
365 476
477 flush_ev.start ();
366 x_ev.start (fd, EVENT_READ); 478 x_ev.start (fd, ev::READ);
367 fcntl (fd, F_SETFD, FD_CLOEXEC); 479 fcntl (fd, F_SETFD, FD_CLOEXEC);
368 480
369 XSelectInput (display, root, PropertyChangeMask); 481 XSelectInput (dpy, root, PropertyChangeMask);
370 482
371 flush (); 483 flush ();
372 484
373 return true; 485 return true;
374} 486}
375 487
376void 488void
377rxvt_display::ref_next () 489rxvt_display::ref_next ()
378{ 490{
379 // TODO: somehow check wether the database files/resources changed 491 // TODO: somehow check wether the database files/resources changed
380 // before re-loading/parsing 492 // before affording re-loading/parsing
381 XrmDestroyDatabase (XrmGetDatabase (display)); 493 XrmDestroyDatabase (XrmGetDatabase (dpy));
382 XrmSetDatabase (display, get_resources ()); 494 XrmSetDatabase (dpy, get_resources (true));
383} 495}
384 496
385rxvt_display::~rxvt_display () 497rxvt_display::~rxvt_display ()
386{ 498{
387 if (!display) 499 if (!dpy)
388 return; 500 return;
389 501
390#ifdef POINTER_BLANK 502#ifdef POINTER_BLANK
391 XFreeCursor (display, blank_cursor); 503 XFreeCursor (dpy, blank_cursor);
392#endif 504#endif
393 x_ev.stop (); 505 x_ev.stop ();
394#ifdef USE_XIM 506#ifdef USE_XIM
395 xims.clear (); 507 xims.clear ();
396#endif 508#endif
397 XCloseDisplay (display); 509 XCloseDisplay (dpy);
398} 510}
399 511
400#ifdef USE_XIM 512#ifdef USE_XIM
401void rxvt_display::im_change_cb () 513void rxvt_display::im_change_cb ()
402{ 514{
… …
410 // registers, as xlib crashes due to a race otherwise. 522 // registers, as xlib crashes due to a race otherwise.
411 Atom actual_type, *atoms; 523 Atom actual_type, *atoms;
412 int actual_format; 524 int actual_format;
413 unsigned long nitems, bytes_after; 525 unsigned long nitems, bytes_after;
414 526
415 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 527 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
416 False, XA_ATOM, &actual_type, &actual_format, 528 False, XA_ATOM, &actual_type, &actual_format,
417 &nitems, &bytes_after, (unsigned char **)&atoms) 529 &nitems, &bytes_after, (unsigned char **)&atoms)
418 != Success ) 530 != Success )
419 return; 531 return;
420 532
421 if (actual_type == XA_ATOM && actual_format == 32) 533 if (actual_type == XA_ATOM && actual_format == 32)
422 for (int i = 0; i < nitems; i++) 534 for (int i = 0; i < nitems; i++)
423 if (XGetSelectionOwner (display, atoms[i])) 535 if (XGetSelectionOwner (dpy, atoms[i]))
424 { 536 {
425 im_change_cb (); 537 im_change_cb ();
426 break; 538 break;
427 } 539 }
428 540
429 XFree (atoms); 541 XFree (atoms);
430} 542}
431#endif 543#endif
432 544
433void rxvt_display::x_cb (io_watcher &w, short revents) 545void rxvt_display::x_cb (ev::io &w, int revents)
434{ 546{
435 do 547 while (XEventsQueued (dpy, QueuedAfterReading))
436 { 548 {
437 XEvent xev; 549 XEvent xev;
438 XNextEvent (display, &xev); 550 XNextEvent (dpy, &xev);
439 551
440#ifdef USE_XIM 552#ifdef USE_XIM
441 if (!XFilterEvent (&xev, None)) 553 if (!XFilterEvent (&xev, None))
442 { 554 {
443 if (xev.type == PropertyNotify 555 if (xev.type == PropertyNotify
444 && xev.xany.window == root 556 && xev.xany.window == root
445 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 557 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
446 im_change_check (); 558 im_change_check ();
447#endif 559#endif
560 if (xev.type == MappingNotify)
561 XRefreshKeyboardMapping (&xev.xmapping);
562
448 for (int i = xw.size (); i--; ) 563 for (int i = xw.size (); i--; )
449 { 564 {
450 if (!xw[i]) 565 if (!xw[i])
451 xw.erase_unordered (i); 566 xw.erase_unordered (i);
452 else if (xw[i]->window == xev.xany.window) 567 else if (xw[i]->window == xev.xany.window)
… …
454 } 569 }
455#ifdef USE_XIM 570#ifdef USE_XIM
456 } 571 }
457#endif 572#endif
458 } 573 }
459 while (XEventsQueued (display, QueuedAlready));
460
461 XFlush (display);
462} 574}
463 575
464void rxvt_display::flush () 576void rxvt_display::flush ()
465{ 577{
466 if (XEventsQueued (display, QueuedAlready)) 578 flush_ev.start ();
467 x_cb (x_ev, EVENT_READ); 579}
468 580
581void rxvt_display::flush_cb (ev::prepare &w, int revents)
582{
583 w.stop ();
469 XFlush (display); 584 XFlush (dpy);
470} 585}
471 586
472void rxvt_display::reg (xevent_watcher *w) 587void rxvt_display::reg (xevent_watcher *w)
473{ 588{
589 if (!w->active)
590 {
474 xw.push_back (w); 591 xw.push_back (w);
475 w->active = xw.size (); 592 w->active = xw.size ();
593 }
476} 594}
477 595
478void rxvt_display::unreg (xevent_watcher *w) 596void rxvt_display::unreg (xevent_watcher *w)
479{ 597{
480 if (w->active) 598 if (w->active)
599 {
481 xw[w->active - 1] = 0; 600 xw[w->active - 1] = 0;
601 w->active = 0;
602 }
482} 603}
483 604
484void rxvt_display::set_selection_owner (rxvt_term *owner) 605void rxvt_display::set_selection_owner (rxvt_term *owner)
485{ 606{
486 if (selection_owner && selection_owner != owner) 607 if (selection_owner && selection_owner != owner)
… …
488 609
489 selection_owner = owner; 610 selection_owner = owner;
490} 611}
491 612
492#ifdef USE_XIM 613#ifdef USE_XIM
614
493void rxvt_display::reg (im_watcher *w) 615void rxvt_display::reg (im_watcher *w)
494{ 616{
495 imw.push_back (w); 617 imw.push_back (w);
496} 618}
497 619
… …
521 return xim; 643 return xim;
522} 644}
523 645
524void rxvt_display::put_xim (rxvt_xim *xim) 646void rxvt_display::put_xim (rxvt_xim *xim)
525{ 647{
526#if XLIB_IS_RACEFREE 648# if XLIB_IS_RACEFREE
527 xims.put (xim); 649 xims.put (xim);
528#endif 650# endif
529} 651}
652
530#endif 653#endif
531 654
532Atom rxvt_display::atom (const char *name) 655Atom rxvt_display::atom (const char *name)
533{ 656{
534 return XInternAtom (display, name, False); 657 return XInternAtom (dpy, name, False);
535} 658}
536 659
537///////////////////////////////////////////////////////////////////////////// 660/////////////////////////////////////////////////////////////////////////////
538 661
539template class refcache<rxvt_display>; 662template class refcache<rxvt_display>;
540refcache<rxvt_display> displays; 663refcache<rxvt_display> displays;
541 664
542///////////////////////////////////////////////////////////////////////////// 665/////////////////////////////////////////////////////////////////////////////
543 666//
667
668static unsigned int
669insert_component (unsigned int value, unsigned int mask, unsigned int shift)
670{
671 return (value * (mask + 1) >> 16) << shift;
672}
673
674bool
675rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
676{
677#if XFT
678 XRenderPictFormat *format;
679
680 // FUCKING Xft gets it wrong, of course, so work around it.
681 // Transparency users should eat shit and die, and then
682 // XRenderQueryPictIndexValues themselves plenty.
683 if ((screen->visual->c_class == TrueColor)
684 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
685 {
686 // the fun lies in doing everything manually...
687 c.color.red = color.r;
688 c.color.green = color.g;
689 c.color.blue = color.b;
690 c.color.alpha = color.a;
691
692 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
693 | insert_component (color.g, format->direct.greenMask, format->direct.green)
694 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
695 | insert_component (color.a, format->direct.alphaMask, format->direct.alpha);
696
697 return true;
698 }
699 else
700 {
701 XRenderColor d;
702
703 d.red = color.r;
704 d.green = color.g;
705 d.blue = color.b;
706 d.alpha = color.a;
707
708 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
709 }
710#else
711 c.red = color.r;
712 c.green = color.g;
713 c.blue = color.b;
714
715 if (screen->visual->c_class == TrueColor)
716 {
717 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))
718 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))
719 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));
720
721 return true;
722 }
723 else if (XAllocColor (screen->dpy, screen->cmap, &c))
724 return true;
725 else
726 c.pixel = (color.r + color.g + color.b) > 128*3
727 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
728 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
729#endif
730
731 return false;
732}
733
544bool 734bool
545rxvt_color::set (rxvt_screen *screen, const char *name) 735rxvt_color::set (rxvt_screen *screen, const char *name)
546{ 736{
737 rgba c;
738 char eos;
739 int skip;
740
741 // parse the nonstandard "[alphapercent]" prefix
742 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
743 {
744 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
745 name += skip;
746 }
747 else
748 c.a = rgba::MAX_CC;
749
750 // parse the non-standard "#aarrggbb" format
751 if (name[0] == '#' && strlen (name) == 1+2+2+2+2 && 4 == sscanf (name+1, "%2hx%2hx%2hx%2hx%c", &c.a, &c.r, &c.g, &c.b, &eos))
752 {
753 if (c.r)
754 c.r = (c.r << 8) | 0x0ff;
755 if (c.g)
756 c.g = (c.g << 8) | 0x0ff;
757 if (c.b)
758 c.b = (c.b << 8) | 0x0ff;
759 if (c.a)
760 c.a = (c.a << 8) | 0x0ff;
761 }
762 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
763 else if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
764 {
765 XColor xc;
766
767 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
768 {
769 c.r = xc.red;
770 c.g = xc.green;
771 c.b = xc.blue;
772 }
773 else
774 {
775 c.r = 0xffff;
776 c.g = 0x6969;
777 c.b = 0xb4b4;
778
779 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
780 }
781 }
782
783 return set (screen, c);
784}
785
786bool
787rxvt_color::set (rxvt_screen *screen, const rgba &color)
788{
789 bool got = alloc (screen, color);
790
791#if !ENABLE_MINIMAL
792 int cmap_size = screen->visual->map_entries;
793
794 if (!got
795 && screen->visual->c_class == PseudoColor
796 && cmap_size < 4096)
797 {
798 XColor *colors = new XColor [screen->visual->map_entries];
799
800 for (int i = 0; i < cmap_size; i++)
801 colors [i].pixel = i;
802
803 // many kilobytes transfer per colour, but pseudocolor isn't worth
804 // many extra optimisations.
805 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
806
807 int diff = 0x7fffffffUL;
808 XColor *best = colors;
809
810 for (int i = 0; i < cmap_size; i++)
811 {
812 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
813 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
814 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
815
816 if (d < diff)
817 {
818 diff = d;
819 best = colors + i;
820 }
821 }
822
823 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
824 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
825
826 got = alloc (screen, rgba (best->red, best->green, best->blue));
827
828 delete [] colors;
829 }
830#endif
831
832 return got;
833}
834
835void
836rxvt_color::get (rgba &color)
837{
547#if XFT 838#if XFT
548 int l = strlen (name); 839 color.r = c.color.red;
549 rxvt_rgba r; 840 color.g = c.color.green;
550 char eos; 841 color.b = c.color.blue;
551 int mult; 842 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 843#else
567 XColor xc; 844 color.r = c.red;
568 845 color.g = c.green;
569 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 846 color.b = c.blue;
570 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 847 color.a = rgba::MAX_CC;
571
572 return false;
573#endif 848#endif
574} 849}
575 850
576bool 851void
852rxvt_color::get (XColor &color)
853{
854 rgba c;
855 get (c);
856
857 color.red = c.r;
858 color.green = c.g;
859 color.blue = c.b;
860 color.pixel = (Pixel)*this;
861}
862
863void
577rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 864rxvt_color::free (rxvt_screen *screen)
578{ 865{
866 if (screen->visual->c_class == TrueColor)
867 return; // nothing to do
868
579#if XFT 869#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 * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red )
595 | ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green)
596 | ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue )
597 | ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << 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); 870 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
611 }
612
613 return false;
614#else 871#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
633rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
634{
635#if XFT
636 rgba.r = c.color.red;
637 rgba.g = c.color.green;
638 rgba.b = c.color.blue;
639 rgba.a = c.color.alpha;
640#else
641 XColor c;
642
643 c.pixel = p;
644 XQueryColor (screen->xdisp, screen->cmap, &c);
645
646 rgba.r = c.red;
647 rgba.g = c.green;
648 rgba.b = c.blue;
649 rgba.a = rxvt_rgba::MAX_CC;
650#endif
651}
652
653void
654rxvt_color::free (rxvt_screen *screen)
655{
656#if XFT
657 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
658#else
659 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 872 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
660#endif 873#endif
661} 874}
662 875
663rxvt_color 876void
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) 877rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
682{ 878{
683 rxvt_rgba c, fc; 879 rgba c;
684 rxvt_color faded; 880 get (c);
685
686 get (screen, c);
687 fadeto.get (screen, fc);
688 881
689 faded.set ( 882 result.set (
690 screen, 883 screen,
691 rxvt_rgba ( 884 rgba (
692 lerp (fc.r, c.r, percent), 885 lerp (c.r, to.r, percent),
693 lerp (fc.g, c.g, percent), 886 lerp (c.g, to.g, percent),
694 lerp (fc.b, c.b, percent), 887 lerp (c.b, to.b, percent),
695 lerp (fc.a, c.a, percent) 888 lerp (c.a, to.a, percent)
696 ) 889 )
697 ); 890 );
891}
698 892
893#if TRACE_PIXMAPS
894# undef XCreatePixmap
895# undef XFreePixmap
896Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
897{
898 Pixmap res = XCreatePixmap (dpy, r, w, h, d);
899 fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);
699 return faded; 900 return res;
700} 901}
701 902
903void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p)
904{
905 fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);
906 XFreePixmap (dpy,p);
907}
908#endif

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