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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.35 by root, Mon Jan 30 16:12:58 2006 UTC vs.
Revision 1.110 by sf-exg, Tue Dec 14 08:01:51 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>
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[] = 38static const 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",
… …
62#if ENABLE_EWMH 59#if ENABLE_EWMH
63 "_NET_WM_PID", 60 "_NET_WM_PID",
64 "_NET_WM_NAME", 61 "_NET_WM_NAME",
65 "_NET_WM_ICON_NAME", 62 "_NET_WM_ICON_NAME",
66 "_NET_WM_PING", 63 "_NET_WM_PING",
64 "_NET_WM_ICON",
67#endif 65#endif
68#if USE_XIM 66#if USE_XIM
69 "WM_LOCALE_NAME", 67 "WM_LOCALE_NAME",
70 "XIM_SERVERS", 68 "XIM_SERVERS",
71#endif 69#endif
72#ifdef TRANSPARENT 70#ifdef ENABLE_TRANSPARENCY
73 "_XROOTPMAP_ID", 71 "_XROOTPMAP_ID",
74 "ESETROOT_PMAP_ID", 72 "ESETROOT_PMAP_ID",
75#endif 73#endif
76#if ENABLE_XEMBED 74#if ENABLE_XEMBED
77 "_XEMBED", 75 "_XEMBED",
… …
81 "SCREEN_RESOURCES", 79 "SCREEN_RESOURCES",
82 "XDCCC_LINEAR_RGB_CORRECTION", 80 "XDCCC_LINEAR_RGB_CORRECTION",
83 "XDCCC_LINEAR_RGB_MATRICES", 81 "XDCCC_LINEAR_RGB_MATRICES",
84 "WM_COLORMAP_WINDOWS", 82 "WM_COLORMAP_WINDOWS",
85 "WM_STATE", 83 "WM_STATE",
84 "cursor",
85# if USE_XIM
86 "TRANSPORT",
87 "LOCALES",
88 "_XIM_PROTOCOL",
89 "_XIM_XCONNECT",
90 "_XIM_MOREDATA",
91# endif
86#endif 92#endif
87}; 93};
88 94
89///////////////////////////////////////////////////////////////////////////// 95/////////////////////////////////////////////////////////////////////////////
90 96
… …
169bool 175bool
170rxvt_xim::ref_init () 176rxvt_xim::ref_init ()
171{ 177{
172 display = GET_R->display; //HACK: TODO 178 display = GET_R->display; //HACK: TODO
173 179
174 xim = XOpenIM (display->display, NULL, NULL, NULL); 180 xim = XOpenIM (display->dpy, 0, 0, 0);
175 181
176 if (!xim) 182 if (!xim)
177 return false; 183 return false;
178 184
179 XIMCallback ximcallback; 185 XIMCallback ximcallback;
180 ximcallback.client_data = (XPointer)this; 186 ximcallback.client_data = (XPointer)this;
181 ximcallback.callback = im_destroy_cb; 187 ximcallback.callback = im_destroy_cb;
182 188
183 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 189 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
184 190
185 return true; 191 return true;
186} 192}
187 193
188rxvt_xim::~rxvt_xim () 194rxvt_xim::~rxvt_xim ()
… …
193 199
194#endif 200#endif
195 201
196///////////////////////////////////////////////////////////////////////////// 202/////////////////////////////////////////////////////////////////////////////
197 203
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
198void 254void
199rxvt_screen::set (rxvt_display *disp) 255rxvt_screen::set (rxvt_display *disp)
200{ 256{
201 display = disp; 257 display = disp;
202 xdisp = disp->display; 258 dpy = disp->dpy;
203 259
204 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 260 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
205 261
206 depth = DefaultDepthOfScreen (screen); 262 depth = DefaultDepthOfScreen (screen);
207 visual = DefaultVisualOfScreen (screen); 263 visual = DefaultVisualOfScreen (screen);
208 cmap = DefaultColormapOfScreen (screen); 264 cmap = DefaultColormapOfScreen (screen);
209} 265}
210 266
211void 267void
212rxvt_screen::set (rxvt_display *disp, int bitdepth) 268rxvt_screen::select_visual (int bitdepth)
213{ 269{
214 set (disp);
215
216#if XFT 270#if XFT
217 XVisualInfo vinfo; 271 XVisualInfo vinfo;
218 272
219 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 273 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
220 { 274 {
221 depth = bitdepth; 275 depth = bitdepth;
222 visual = vinfo.visual; 276 visual = vinfo.visual;
223 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 277 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
224 } 278 }
225#endif 279#endif
226} 280}
227 281
228void 282void
229rxvt_screen::clear () 283rxvt_screen::clear ()
230{ 284{
285#if XFT
286 if (scratch_area)
287 {
288 XFreePixmap (dpy, scratch_area->drawable);
289 delete scratch_area;
290 }
291#endif
292
231 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 293 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
232 XFreeColormap (xdisp, cmap); 294 XFreeColormap (dpy, cmap);
233} 295}
234 296
235///////////////////////////////////////////////////////////////////////////// 297/////////////////////////////////////////////////////////////////////////////
236 298
237rxvt_display::rxvt_display (const char *id) 299rxvt_display::rxvt_display (const char *id)
238: refcounted (id) 300: refcounted (id)
239, x_ev (this, &rxvt_display::x_cb)
240, selection_owner (0) 301, selection_owner (0)
302, clipboard_owner (0)
241{ 303{
304 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
305 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
242} 306}
243 307
244XrmDatabase 308XrmDatabase
245rxvt_display::get_resources () 309rxvt_display::get_resources (bool refresh)
246{ 310{
247 char *homedir = (char *)getenv ("HOME"); 311 char *homedir = getenv ("HOME");
248 char fname[1024]; 312 char fname[1024];
249 313
250 /* 314 /*
251 * get resources using the X library function 315 * get resources using the X library function
252 */ 316 */
253 char *displayResource, *xe; 317 char *displayResource, *xe;
254 XrmDatabase database, rdb1; 318 XrmDatabase rdb1, database = 0;
255
256 database = NULL;
257 319
258 // 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
259 322
260 // 6. System wide per application default file. 323 // 6. System wide per application default file.
261 324
262 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 325 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
263 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 326 if ((xe = getenv ("XAPPLRESDIR")))
264 { 327 {
265 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 328 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
266 329
267 if ((rdb1 = XrmGetFileDatabase (fname))) 330 if ((rdb1 = XrmGetFileDatabase (fname)))
268 XrmMergeDatabases (rdb1, &database); 331 XrmMergeDatabases (rdb1, &database);
… …
270 333
271 // 5. User's per application default file. 334 // 5. User's per application default file.
272 // none 335 // none
273 336
274 // 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
275 /* 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
276 displayResource = XResourceManagerString (display); 381 displayResource = XResourceManagerString (dpy);
277 382
278 if (displayResource != NULL) 383 if (displayResource)
279 { 384 {
280 if ((rdb1 = XrmGetStringDatabase (displayResource))) 385 if ((rdb1 = XrmGetStringDatabase (displayResource)))
281 XrmMergeDatabases (rdb1, &database); 386 XrmMergeDatabases (rdb1, &database);
282 } 387 }
283 else if (homedir)
284 {
285 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
286 388
287 if ((rdb1 = XrmGetFileDatabase (fname))) 389#if !XLIB_ILLEGAL_ACCESS
288 XrmMergeDatabases (rdb1, &database); 390 if (refresh && displayResource)
289 } 391 XFree (displayResource);
392#endif
290 393
291 /* Get screen specific resources */ 394 /* Get screen specific resources */
292 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 395 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
293 396
294 if (displayResource != NULL) 397 if (displayResource)
295 { 398 {
296 if ((rdb1 = XrmGetStringDatabase (displayResource))) 399 if ((rdb1 = XrmGetStringDatabase (displayResource)))
297 /* Merge with screen-independent resources */ 400 /* Merge with screen-independent resources */
298 XrmMergeDatabases (rdb1, &database); 401 XrmMergeDatabases (rdb1, &database);
299 402
300 XFree (displayResource); 403 XFree (displayResource);
301 } 404 }
302 405
303 // 3. User's per host defaults file 406 // 3. User's per host defaults file
304 /* Add in XENVIRONMENT file */ 407 /* Add in XENVIRONMENT file */
305 if ((xe = (char *)getenv ("XENVIRONMENT")) 408 if ((xe = getenv ("XENVIRONMENT"))
306 && (rdb1 = XrmGetFileDatabase (xe))) 409 && (rdb1 = XrmGetFileDatabase (xe)))
307 XrmMergeDatabases (rdb1, &database); 410 XrmMergeDatabases (rdb1, &database);
308 else if (homedir) 411 else if (homedir)
309 { 412 {
310 struct utsname un; 413 struct utsname un;
… …
324bool rxvt_display::ref_init () 427bool rxvt_display::ref_init ()
325{ 428{
326#ifdef LOCAL_X_IS_UNIX 429#ifdef LOCAL_X_IS_UNIX
327 if (id[0] == ':') 430 if (id[0] == ':')
328 { 431 {
329 val = rxvt_malloc (5 + strlen (id) + 1); 432 if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
433 return false;
330 strcpy (val, "unix/"); 434 strcpy (val, "unix/");
331 strcat (val, id); 435 strcat (val, id);
332 display = XOpenDisplay (val); 436 dpy = XOpenDisplay (val);
333 free (val);
334 } 437 }
335 else 438 else
336#endif 439#endif
337 display = 0; 440 dpy = 0;
338 441
339 if (!display) 442 if (!dpy)
340 display = XOpenDisplay (id); 443 dpy = XOpenDisplay (id);
341 444
342 if (!display) 445 if (!dpy)
343 return false; 446 return false;
344 447
345 screen = DefaultScreen (display); 448 screen = DefaultScreen (dpy);
346 root = DefaultRootWindow (display); 449 root = DefaultRootWindow (dpy);
347 450
348 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 451 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
349 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 452 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
350 453
351 XrmSetDatabase (display, get_resources ()); 454 XrmSetDatabase (dpy, get_resources (false));
352 455
353#ifdef POINTER_BLANK 456#ifdef POINTER_BLANK
354 XColor blackcolour; 457 XColor blackcolour;
355 blackcolour.red = 0; 458 blackcolour.red = 0;
356 blackcolour.green = 0; 459 blackcolour.green = 0;
357 blackcolour.blue = 0; 460 blackcolour.blue = 0;
358 Font f = XLoadFont (display, "fixed"); 461 Font f = XLoadFont (dpy, "fixed");
359 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 462 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
360 &blackcolour, &blackcolour); 463 &blackcolour, &blackcolour);
361 XUnloadFont (display, f); 464 XUnloadFont (dpy, f);
362#endif 465#endif
363 466
364 int fd = XConnectionNumber (display); 467 int fd = XConnectionNumber (dpy);
365 468
366#ifndef NO_SLOW_LINK_SUPPORT
367 // try to detect wether we have a local connection. 469 // try to detect whether we have a local connection.
368 // assume unix domains socket == local, everything else not 470 // assume unix domain socket == local, everything else not
369 // TODO: might want to check for inet/127.0.0.1 471 // TODO: might want to check for inet/127.0.0.1
370 is_local = 0; 472 is_local = 0;
371 sockaddr_un sa; 473 sockaddr_un sa;
372 socklen_t sl = sizeof (sa); 474 socklen_t sl = sizeof (sa);
373 475
374 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 476 if (!getsockname (fd, (sockaddr *)&sa, &sl))
375 is_local = sa.sun_family == AF_LOCAL; 477 is_local = sa.sun_family == AF_UNIX;
376#endif
377 478
479 flush_ev.start ();
378 x_ev.start (fd, EVENT_READ); 480 x_ev.start (fd, ev::READ);
379 fcntl (fd, F_SETFD, FD_CLOEXEC); 481 fcntl (fd, F_SETFD, FD_CLOEXEC);
380 482
381 XSelectInput (display, root, PropertyChangeMask); 483 XSelectInput (dpy, root, PropertyChangeMask);
382 484
383 flush (); 485 flush ();
384 486
385 return true; 487 return true;
386} 488}
387 489
388void 490void
389rxvt_display::ref_next () 491rxvt_display::ref_next ()
390{ 492{
391 // TODO: somehow check wether the database files/resources changed 493 // TODO: somehow check whether the database files/resources changed
392 // before re-loading/parsing 494 // before affording re-loading/parsing
393 XrmDestroyDatabase (XrmGetDatabase (display)); 495 XrmDestroyDatabase (XrmGetDatabase (dpy));
394 XrmSetDatabase (display, get_resources ()); 496 XrmSetDatabase (dpy, get_resources (true));
395} 497}
396 498
397rxvt_display::~rxvt_display () 499rxvt_display::~rxvt_display ()
398{ 500{
399 if (!display) 501 if (!dpy)
400 return; 502 return;
401 503
402#ifdef POINTER_BLANK 504#ifdef POINTER_BLANK
403 XFreeCursor (display, blank_cursor); 505 XFreeCursor (dpy, blank_cursor);
404#endif 506#endif
405 x_ev.stop (); 507 x_ev.stop ();
508 flush_ev.stop ();
406#ifdef USE_XIM 509#ifdef USE_XIM
407 xims.clear (); 510 xims.clear ();
408#endif 511#endif
409 XCloseDisplay (display); 512 XCloseDisplay (dpy);
410} 513}
411 514
412#ifdef USE_XIM 515#ifdef USE_XIM
413void rxvt_display::im_change_cb () 516void rxvt_display::im_change_cb ()
414{ 517{
… …
422 // registers, as xlib crashes due to a race otherwise. 525 // registers, as xlib crashes due to a race otherwise.
423 Atom actual_type, *atoms; 526 Atom actual_type, *atoms;
424 int actual_format; 527 int actual_format;
425 unsigned long nitems, bytes_after; 528 unsigned long nitems, bytes_after;
426 529
427 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 530 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
428 False, XA_ATOM, &actual_type, &actual_format, 531 False, XA_ATOM, &actual_type, &actual_format,
429 &nitems, &bytes_after, (unsigned char **)&atoms) 532 &nitems, &bytes_after, (unsigned char **)&atoms)
430 != Success ) 533 != Success)
431 return; 534 return;
432 535
433 if (actual_type == XA_ATOM && actual_format == 32) 536 if (actual_type == XA_ATOM && actual_format == 32)
434 for (int i = 0; i < nitems; i++) 537 for (int i = 0; i < nitems; i++)
435 if (XGetSelectionOwner (display, atoms[i])) 538 if (XGetSelectionOwner (dpy, atoms[i]))
436 { 539 {
437 im_change_cb (); 540 im_change_cb ();
438 break; 541 break;
439 } 542 }
440 543
441 XFree (atoms); 544 XFree (atoms);
442} 545}
443#endif 546#endif
444 547
445void rxvt_display::x_cb (io_watcher &w, short revents) 548void rxvt_display::x_cb (ev::io &w, int revents)
446{ 549{
550 flush_ev.start ();
551}
552
553void rxvt_display::flush_cb (ev::prepare &w, int revents)
554{
555 while (XEventsQueued (dpy, QueuedAfterFlush))
447 do 556 do
448 { 557 {
449 XEvent xev; 558 XEvent xev;
450 XNextEvent (display, &xev); 559 XNextEvent (dpy, &xev);
451 560
452#ifdef USE_XIM 561#ifdef USE_XIM
453 if (!XFilterEvent (&xev, None)) 562 if (!XFilterEvent (&xev, None))
454 { 563 {
455 if (xev.type == PropertyNotify 564 if (xev.type == PropertyNotify
456 && xev.xany.window == root 565 && xev.xany.window == root
457 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 566 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
458 im_change_check (); 567 im_change_check ();
459#endif 568#endif
569 if (xev.type == MappingNotify)
570 XRefreshKeyboardMapping (&xev.xmapping);
571
460 for (int i = xw.size (); i--; ) 572 for (int i = xw.size (); i--; )
461 { 573 {
462 if (!xw[i]) 574 if (!xw[i])
463 xw.erase_unordered (i); 575 xw.erase_unordered (i);
464 else if (xw[i]->window == xev.xany.window) 576 else if (xw[i]->window == xev.xany.window)
465 xw[i]->call (xev); 577 xw[i]->call (xev);
466 } 578 }
467#ifdef USE_XIM 579#ifdef USE_XIM
468 } 580 }
469#endif 581#endif
470 } 582 }
471 while (XEventsQueued (display, QueuedAlready)); 583 while (XEventsQueued (dpy, QueuedAlready));
472 584
473 XFlush (display); 585 w.stop ();
474}
475
476void rxvt_display::flush ()
477{
478 if (XEventsQueued (display, QueuedAlready))
479 x_cb (x_ev, EVENT_READ);
480
481 XFlush (display);
482} 586}
483 587
484void rxvt_display::reg (xevent_watcher *w) 588void rxvt_display::reg (xevent_watcher *w)
485{ 589{
590 if (!w->active)
591 {
486 xw.push_back (w); 592 xw.push_back (w);
487 w->active = xw.size (); 593 w->active = xw.size ();
594 }
488} 595}
489 596
490void rxvt_display::unreg (xevent_watcher *w) 597void rxvt_display::unreg (xevent_watcher *w)
491{ 598{
492 if (w->active) 599 if (w->active)
600 {
493 xw[w->active - 1] = 0; 601 xw[w->active - 1] = 0;
602 w->active = 0;
603 }
494} 604}
495 605
496void rxvt_display::set_selection_owner (rxvt_term *owner) 606void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
497{ 607{
608 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
609
498 if (selection_owner && selection_owner != owner) 610 if (cur_owner && cur_owner != owner)
499 selection_owner->selection_clear (); 611 {
612 rxvt_term *term = cur_owner;
613 term->selection_clear (clipboard);
614 term->flush ();
615 }
500 616
501 selection_owner = owner; 617 cur_owner = owner;
502} 618}
503 619
504#ifdef USE_XIM 620#ifdef USE_XIM
621
505void rxvt_display::reg (im_watcher *w) 622void rxvt_display::reg (im_watcher *w)
506{ 623{
507 imw.push_back (w); 624 imw.push_back (w);
508} 625}
509 626
… …
518 int l, m; 635 int l, m;
519 636
520 l = strlen (locale); 637 l = strlen (locale);
521 m = strlen (modifiers); 638 m = strlen (modifiers);
522 639
523 if (!(id = (char *)malloc (l + m + 2))) 640 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
524 return 0; 641 return 0;
525 642
526 memcpy (id, locale, l); id[l] = '\n'; 643 memcpy (id, locale, l); id[l] = '\n';
527 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 644 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
528 645
529 rxvt_xim *xim = xims.get (id); 646 rxvt_xim *xim = xims.get (id);
530 647
531 free (id);
532
533 return xim; 648 return xim;
534} 649}
535 650
536void rxvt_display::put_xim (rxvt_xim *xim) 651void rxvt_display::put_xim (rxvt_xim *xim)
537{ 652{
538#if XLIB_IS_RACEFREE 653# if XLIB_IS_RACEFREE
539 xims.put (xim); 654 xims.put (xim);
540#endif 655# endif
541} 656}
657
542#endif 658#endif
543 659
544Atom rxvt_display::atom (const char *name) 660Atom rxvt_display::atom (const char *name)
545{ 661{
546 return XInternAtom (display, name, False); 662 return XInternAtom (dpy, name, False);
547} 663}
548 664
549///////////////////////////////////////////////////////////////////////////// 665/////////////////////////////////////////////////////////////////////////////
550 666
551template class refcache<rxvt_display>; 667template class refcache<rxvt_display>;
552refcache<rxvt_display> displays; 668refcache<rxvt_display> displays;
553 669
554///////////////////////////////////////////////////////////////////////////// 670/////////////////////////////////////////////////////////////////////////////
555 671//
672
673static unsigned int
674insert_component (unsigned int value, unsigned int mask, unsigned int shift)
675{
676 return (value * (mask + 1) >> 16) << shift;
677}
678
679bool
680rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
681{
682 //TODO: only supports 24 bit
683 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
684
685#if XFT
686 XRenderPictFormat *format;
687
688 // FUCKING Xft gets it wrong, of course, so work around it.
689 // Transparency users should eat shit and die, and then
690 // XRenderQueryPictIndexValues themselves plenty.
691 if ((screen->visual->c_class == TrueColor)
692 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
693 {
694 // the fun lies in doing everything manually...
695 c.color.red = color.r;
696 c.color.green = color.g;
697 c.color.blue = color.b;
698 c.color.alpha = alpha;
699
700 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
701 | insert_component (color.g, format->direct.greenMask, format->direct.green)
702 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
703 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
704
705 return true;
706 }
707 else
708 {
709 XRenderColor d;
710
711 d.red = color.r;
712 d.green = color.g;
713 d.blue = color.b;
714 d.alpha = alpha;
715
716 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
717 }
718#else
719 c.red = color.r;
720 c.green = color.g;
721 c.blue = color.b;
722
723 if (screen->visual->c_class == TrueColor)
724 {
725 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
726 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
727 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
728
729 return true;
730 }
731 else if (XAllocColor (screen->dpy, screen->cmap, &c))
732 return true;
733 else
734 c.pixel = (color.r + color.g + color.b) > 128*3
735 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
736 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
737#endif
738
739 return false;
740}
741
556bool 742bool
557rxvt_color::set (rxvt_screen *screen, const char *name) 743rxvt_color::set (rxvt_screen *screen, const char *name)
558{ 744{
745 rgba c;
746 char eos;
747 int skip;
748
749 c.a = rgba::MAX_CC;
750
751 // parse the nonstandard "[alphapercent]" prefix
752 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
753 {
754 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
755 name += skip;
756 }
757
758 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
759 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
760 {
761 XColor xc;
762
763 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
764 {
765 c.r = xc.red;
766 c.g = xc.green;
767 c.b = xc.blue;
768 }
769 else
770 {
771 c.r = 0xffff;
772 c.g = 0x6969;
773 c.b = 0xb4b4;
774
775 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
776 }
777 }
778
779 return set (screen, c);
780}
781
782bool
783rxvt_color::set (rxvt_screen *screen, const rgba &color)
784{
785 bool got = alloc (screen, color);
786
787#if !ENABLE_MINIMAL
788 int cmap_size = screen->visual->map_entries;
789
790 if (!got
791 && screen->visual->c_class == PseudoColor
792 && cmap_size < 4096)
793 {
794 XColor *colors = new XColor [screen->visual->map_entries];
795
796 for (int i = 0; i < cmap_size; i++)
797 colors [i].pixel = i;
798
799 // many kilobytes transfer per colour, but pseudocolor isn't worth
800 // many extra optimisations.
801 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
802
803 int diff = 0x7fffffffUL;
804 XColor *best = colors;
805
806 for (int i = 0; i < cmap_size; i++)
807 {
808 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
809 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
810 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
811
812 if (d < diff)
813 {
814 diff = d;
815 best = colors + i;
816 }
817 }
818
819 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
820 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
821
822 got = alloc (screen, rgba (best->red, best->green, best->blue));
823
824 delete [] colors;
825 }
826#endif
827
828 return got;
829}
830
831void
832rxvt_color::get (rgba &color)
833{
559#if XFT 834#if XFT
560 int l = strlen (name); 835 color.r = c.color.red;
561 rxvt_rgba r; 836 color.g = c.color.green;
562 char eos; 837 color.b = c.color.blue;
563 int mult; 838 color.a = c.color.alpha;
564
565 // shortcutting this saves countless server RTTs for the built-in colours
566 if (l == 3+3*3 && 3 == sscanf (name, "rgb:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
567 {
568 r.a = rxvt_rgba::MAX_CC;
569 mult = rxvt_rgba::MAX_CC / 0x00ff;
570 }
571
572 // parse a number of non-standard ARGB colour specifications
573 else if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
574 mult = rxvt_rgba::MAX_CC / 0x000f;
575 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
576 mult = rxvt_rgba::MAX_CC / 0x00ff;
577 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
578 mult = rxvt_rgba::MAX_CC / 0xffff;
579 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
580 mult = rxvt_rgba::MAX_CC / 0xffff;
581
582 // slow case: server round trip
583 else
584 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
585
586 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
587
588 return set (screen, r);
589#else 839#else
590 XColor xc; 840 color.r = c.red;
591 841 color.g = c.green;
592 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 842 color.b = c.blue;
593 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 843 color.a = rgba::MAX_CC;
594
595 return false;
596#endif 844#endif
597} 845}
598 846
599bool 847void
848rxvt_color::get (XColor &color)
849{
850 rgba c;
851 get (c);
852
853 color.red = c.r;
854 color.green = c.g;
855 color.blue = c.b;
856 color.pixel = (Pixel)*this;
857}
858
859void
600rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 860rxvt_color::free (rxvt_screen *screen)
601{ 861{
862 if (screen->visual->c_class == TrueColor)
863 return; // nothing to do
864
602#if XFT 865#if XFT
603 XRenderPictFormat *format;
604
605 // FUCKING Xft gets it wrong, of course, so work around it
606 // transparency users should eat shit and die, and then
607 // XRenderQueryPictIndexValues themselves plenty.
608 if (screen->visual->c_class == TrueColor
609 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
610 {
611 // the fun lies in doing everything manually...
612 c.color.red = rgba.r;
613 c.color.green = rgba.g;
614 c.color.blue = rgba.b;
615 c.color.alpha = rgba.a;
616
617 c.pixel = ((rgba.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red )
618 | ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green)
619 | ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue )
620 | ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha);
621
622 return true;
623 }
624 else
625 {
626 XRenderColor d;
627
628 d.red = rgba.r;
629 d.green = rgba.g;
630 d.blue = rgba.b;
631 d.alpha = rgba.a;
632
633 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 866 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634 }
635
636 return false;
637#else 867#else
638 if (screen->visual->c_class == TrueColor)
639 {
640 p = (rgba.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask ))
641 / rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask )
642 | (rgba.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
643 / rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask)
644 | (rgba.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask ))
645 / rxvt_rgba::MAX_CC) << ctz (screen->visual->blue_mask );
646
647 return true;
648 }
649 else
650 {
651 XColor xc;
652
653 xc.red = rgba.r;
654 xc.green = rgba.g;
655 xc.blue = rgba.b;
656 xc.flags = DoRed | DoGreen | DoBlue;
657
658 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
659 {
660 p = xc.pixel;
661 return true;
662 }
663 }
664
665 return false;
666#endif
667}
668
669void
670rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
671{
672#if XFT
673 rgba.r = c.color.red;
674 rgba.g = c.color.green;
675 rgba.b = c.color.blue;
676 rgba.a = c.color.alpha;
677#else
678 XColor c;
679
680 c.pixel = p;
681 XQueryColor (screen->xdisp, screen->cmap, &c);
682
683 rgba.r = c.red;
684 rgba.g = c.green;
685 rgba.b = c.blue;
686 rgba.a = rxvt_rgba::MAX_CC;
687#endif
688}
689
690void
691rxvt_color::free (rxvt_screen *screen)
692{
693#if XFT
694 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
695#else
696 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 868 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
697#endif 869#endif
698} 870}
699 871
700rxvt_color 872void
701rxvt_color::fade (rxvt_screen *screen, int percent)
702{
703 rxvt_color faded;
704
705 rxvt_rgba c;
706 get (screen, c);
707
708 c.r = lerp (0, c.r, percent);
709 c.g = lerp (0, c.g, percent);
710 c.b = lerp (0, c.b, percent);
711
712 faded.set (screen, c);
713
714 return faded;
715}
716
717rxvt_color
718rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 873rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
719{ 874{
720 rxvt_rgba c, fc; 875 rgba c;
721 rxvt_color faded; 876 get (c);
722
723 get (screen, c);
724 fadeto.get (screen, fc);
725 877
726 faded.set ( 878 result.set (
727 screen, 879 screen,
728 rxvt_rgba ( 880 rgba (
729 lerp (fc.r, c.r, percent), 881 lerp (c.r, to.r, percent),
730 lerp (fc.g, c.g, percent), 882 lerp (c.g, to.g, percent),
731 lerp (fc.b, c.b, percent), 883 lerp (c.b, to.b, percent),
732 lerp (fc.a, c.a, percent) 884 lerp (c.a, to.a, percent)
733 ) 885 )
734 ); 886 );
735
736 return faded;
737} 887}
738 888

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