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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.28 by root, Sun Jan 29 20:51:28 2006 UTC vs.
Revision 1.113 by sf-exg, Fri Jan 14 11:09:54 2011 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
34#if XFT
35# include <X11/extensions/Xrender.h>
36#endif
37
37const char *const xa_names[] = 38static const 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 if (!scratch_area || w > scratch_w || h > scratch_h)
233 {
234 if (scratch_area)
235 {
236 XFreePixmap (dpy, scratch_area->drawable);
237 delete scratch_area;
238 }
239
240 Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
241 scratch_w = w, scratch_h = h, depth);
242
243 scratch_area = new rxvt_drawable (this, pm);
244 }
245
246 return *scratch_area;
247}
248
249#endif
250
182void 251void
183rxvt_screen::set (rxvt_display *disp) 252rxvt_screen::set (rxvt_display *disp)
184{ 253{
185 display = disp; 254 display = disp;
186 xdisp = disp->display; 255 dpy = disp->dpy;
187 256
188 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 257 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
189 258
190 depth = DefaultDepthOfScreen (screen); 259 depth = DefaultDepthOfScreen (screen);
191 visual = DefaultVisualOfScreen (screen); 260 visual = DefaultVisualOfScreen (screen);
192 cmap = DefaultColormapOfScreen (screen); 261 cmap = DefaultColormapOfScreen (screen);
193} 262}
194 263
195void 264void
196rxvt_screen::set (rxvt_display *disp, int bitdepth) 265rxvt_screen::select_visual (int bitdepth)
197{ 266{
198 set (disp); 267#if XFT
199
200 XVisualInfo vinfo; 268 XVisualInfo vinfo;
201 269
202 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 270 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
203 { 271 {
204 depth = bitdepth; 272 depth = bitdepth;
205 visual = vinfo.visual; 273 visual = vinfo.visual;
206 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 274 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
207 } 275 }
276#endif
208} 277}
209 278
210void 279void
211rxvt_screen::clear () 280rxvt_screen::clear ()
212{ 281{
282#if XFT
283 if (scratch_area)
284 {
285 XFreePixmap (dpy, scratch_area->drawable);
286 delete scratch_area;
287 }
288#endif
289
213 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 290 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
214 XFreeColormap (xdisp, cmap); 291 XFreeColormap (dpy, cmap);
215} 292}
216 293
217///////////////////////////////////////////////////////////////////////////// 294/////////////////////////////////////////////////////////////////////////////
218 295
219rxvt_display::rxvt_display (const char *id) 296rxvt_display::rxvt_display (const char *id)
220: refcounted (id) 297: refcounted (id)
221, x_ev (this, &rxvt_display::x_cb)
222, selection_owner (0) 298, selection_owner (0)
299, clipboard_owner (0)
223{ 300{
301 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
302 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
224} 303}
225 304
226XrmDatabase 305XrmDatabase
227rxvt_display::get_resources () 306rxvt_display::get_resources (bool refresh)
228{ 307{
229 char *homedir = (char *)getenv ("HOME"); 308 char *homedir = getenv ("HOME");
230 char fname[1024]; 309 char fname[1024];
231 310
232 /* 311 /*
233 * get resources using the X library function 312 * get resources using the X library function
234 */ 313 */
235 char *displayResource, *xe; 314 char *displayResource, *xe;
236 XrmDatabase database, rdb1; 315 XrmDatabase rdb1, database = 0;
237
238 database = NULL;
239 316
240 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 317 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
318 // as opposed to "standard practise", we always read in ~/.Xdefaults
241 319
242 // 6. System wide per application default file. 320 // 6. System wide per application default file.
243 321
244 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 322 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
245 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 323 if ((xe = getenv ("XAPPLRESDIR")))
246 { 324 {
247 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 325 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
248 326
249 if ((rdb1 = XrmGetFileDatabase (fname))) 327 if ((rdb1 = XrmGetFileDatabase (fname)))
250 XrmMergeDatabases (rdb1, &database); 328 XrmMergeDatabases (rdb1, &database);
… …
252 330
253 // 5. User's per application default file. 331 // 5. User's per application default file.
254 // none 332 // none
255 333
256 // 4. User's defaults file. 334 // 4. User's defaults file.
335 if (homedir)
336 {
337 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
338
339 if ((rdb1 = XrmGetFileDatabase (fname)))
340 XrmMergeDatabases (rdb1, &database);
341 }
342
257 /* Get any Xserver defaults */ 343 /* Get any Xserver defaults */
344 if (refresh)
345 {
346 // fucking xlib keeps a copy of the rm string
347 Atom actual_type;
348 int actual_format;
349 unsigned long nitems, nremaining;
350 char *val = 0;
351
352#if XLIB_ILLEGAL_ACCESS
353 if (dpy->xdefaults)
354 XFree (dpy->xdefaults);
355#endif
356
357 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
358 0L, 100000000L, False,
359 XA_STRING, &actual_type, &actual_format,
360 &nitems, &nremaining,
361 (unsigned char **)&val) == Success
362 && actual_type == XA_STRING
363 && actual_format == 8)
364 displayResource = val;
365 else
366 {
367 displayResource = 0;
368
369 if (val)
370 XFree (val);
371 }
372
373#if XLIB_ILLEGAL_ACCESS
374 dpy->xdefaults = displayResource;
375#endif
376 }
377 else
258 displayResource = XResourceManagerString (display); 378 displayResource = XResourceManagerString (dpy);
259 379
260 if (displayResource != NULL) 380 if (displayResource)
261 { 381 {
262 if ((rdb1 = XrmGetStringDatabase (displayResource))) 382 if ((rdb1 = XrmGetStringDatabase (displayResource)))
263 XrmMergeDatabases (rdb1, &database); 383 XrmMergeDatabases (rdb1, &database);
264 } 384 }
265 else if (homedir)
266 {
267 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
268 385
269 if ((rdb1 = XrmGetFileDatabase (fname))) 386#if !XLIB_ILLEGAL_ACCESS
270 XrmMergeDatabases (rdb1, &database); 387 if (refresh && displayResource)
271 } 388 XFree (displayResource);
389#endif
272 390
273 /* Get screen specific resources */ 391 /* Get screen specific resources */
274 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 392 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
275 393
276 if (displayResource != NULL) 394 if (displayResource)
277 { 395 {
278 if ((rdb1 = XrmGetStringDatabase (displayResource))) 396 if ((rdb1 = XrmGetStringDatabase (displayResource)))
279 /* Merge with screen-independent resources */ 397 /* Merge with screen-independent resources */
280 XrmMergeDatabases (rdb1, &database); 398 XrmMergeDatabases (rdb1, &database);
281 399
282 XFree (displayResource); 400 XFree (displayResource);
283 } 401 }
284 402
285 // 3. User's per host defaults file 403 // 3. User's per host defaults file
286 /* Add in XENVIRONMENT file */ 404 /* Add in XENVIRONMENT file */
287 if ((xe = (char *)getenv ("XENVIRONMENT")) 405 if ((xe = getenv ("XENVIRONMENT"))
288 && (rdb1 = XrmGetFileDatabase (xe))) 406 && (rdb1 = XrmGetFileDatabase (xe)))
289 XrmMergeDatabases (rdb1, &database); 407 XrmMergeDatabases (rdb1, &database);
290 else if (homedir) 408 else if (homedir)
291 { 409 {
292 struct utsname un; 410 struct utsname un;
… …
306bool rxvt_display::ref_init () 424bool rxvt_display::ref_init ()
307{ 425{
308#ifdef LOCAL_X_IS_UNIX 426#ifdef LOCAL_X_IS_UNIX
309 if (id[0] == ':') 427 if (id[0] == ':')
310 { 428 {
311 val = rxvt_malloc (5 + strlen (id) + 1); 429 if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
430 return false;
312 strcpy (val, "unix/"); 431 strcpy (val, "unix/");
313 strcat (val, id); 432 strcat (val, id);
314 display = XOpenDisplay (val); 433 dpy = XOpenDisplay (val);
315 free (val);
316 } 434 }
317 else 435 else
318#endif 436#endif
319 display = 0; 437 dpy = 0;
320 438
321 if (!display) 439 if (!dpy)
322 display = XOpenDisplay (id); 440 dpy = XOpenDisplay (id);
323 441
324 if (!display) 442 if (!dpy)
325 return false; 443 return false;
326 444
327 screen = DefaultScreen (display); 445 screen = DefaultScreen (dpy);
328 root = DefaultRootWindow (display); 446 root = DefaultRootWindow (dpy);
329 447
330 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 448 assert (ARRAY_LENGTH(xa_names) == NUM_XA);
331 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 449 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
332 450
333 XrmSetDatabase (display, get_resources ()); 451 XrmSetDatabase (dpy, get_resources (false));
334 452
335#ifdef POINTER_BLANK 453#ifdef POINTER_BLANK
336 XColor blackcolour; 454 XColor blackcolour;
337 blackcolour.red = 0; 455 blackcolour.red = 0;
338 blackcolour.green = 0; 456 blackcolour.green = 0;
339 blackcolour.blue = 0; 457 blackcolour.blue = 0;
340 Font f = XLoadFont (display, "fixed"); 458 Font f = XLoadFont (dpy, "fixed");
341 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 459 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
342 &blackcolour, &blackcolour); 460 &blackcolour, &blackcolour);
343 XUnloadFont (display, f); 461 XUnloadFont (dpy, f);
344#endif 462#endif
345 463
346 int fd = XConnectionNumber (display); 464 int fd = XConnectionNumber (dpy);
347 465
348#ifndef NO_SLOW_LINK_SUPPORT
349 // try to detect wether we have a local connection. 466 // try to detect whether we have a local connection.
350 // assume unix domains socket == local, everything else not 467 // assume unix domain socket == local, everything else not
351 // TODO: might want to check for inet/127.0.0.1 468 // TODO: might want to check for inet/127.0.0.1
352 is_local = 0; 469 is_local = 0;
353 sockaddr_un sa; 470 sockaddr_un sa;
354 socklen_t sl = sizeof (sa); 471 socklen_t sl = sizeof (sa);
355 472
356 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 473 if (!getsockname (fd, (sockaddr *)&sa, &sl))
357 is_local = sa.sun_family == AF_LOCAL; 474 is_local = sa.sun_family == AF_UNIX;
358#endif
359 475
476 flush_ev.start ();
360 x_ev.start (fd, EVENT_READ); 477 x_ev.start (fd, ev::READ);
361 fcntl (fd, F_SETFD, FD_CLOEXEC); 478 fcntl (fd, F_SETFD, FD_CLOEXEC);
362 479
363 XSelectInput (display, root, PropertyChangeMask); 480 XSelectInput (dpy, root, PropertyChangeMask);
364 481
365 flush (); 482 flush ();
366 483
367 return true; 484 return true;
368} 485}
369 486
370void 487void
371rxvt_display::ref_next () 488rxvt_display::ref_next ()
372{ 489{
373 // TODO: somehow check wether the database files/resources changed 490 // TODO: somehow check whether the database files/resources changed
374 // before re-loading/parsing 491 // before affording re-loading/parsing
375 XrmDestroyDatabase (XrmGetDatabase (display)); 492 XrmDestroyDatabase (XrmGetDatabase (dpy));
376 XrmSetDatabase (display, get_resources ()); 493 XrmSetDatabase (dpy, get_resources (true));
377} 494}
378 495
379rxvt_display::~rxvt_display () 496rxvt_display::~rxvt_display ()
380{ 497{
381 if (!display) 498 if (!dpy)
382 return; 499 return;
383 500
384#ifdef POINTER_BLANK 501#ifdef POINTER_BLANK
385 XFreeCursor (display, blank_cursor); 502 XFreeCursor (dpy, blank_cursor);
386#endif 503#endif
387 x_ev.stop (); 504 x_ev.stop ();
505 flush_ev.stop ();
388#ifdef USE_XIM 506#ifdef USE_XIM
389 xims.clear (); 507 xims.clear ();
390#endif 508#endif
509 XrmDestroyDatabase (XrmGetDatabase (dpy));
391 XCloseDisplay (display); 510 XCloseDisplay (dpy);
392} 511}
393 512
394#ifdef USE_XIM 513#ifdef USE_XIM
395void rxvt_display::im_change_cb () 514void rxvt_display::im_change_cb ()
396{ 515{
… …
404 // registers, as xlib crashes due to a race otherwise. 523 // registers, as xlib crashes due to a race otherwise.
405 Atom actual_type, *atoms; 524 Atom actual_type, *atoms;
406 int actual_format; 525 int actual_format;
407 unsigned long nitems, bytes_after; 526 unsigned long nitems, bytes_after;
408 527
409 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 528 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
410 False, XA_ATOM, &actual_type, &actual_format, 529 False, XA_ATOM, &actual_type, &actual_format,
411 &nitems, &bytes_after, (unsigned char **)&atoms) 530 &nitems, &bytes_after, (unsigned char **)&atoms)
412 != Success ) 531 != Success)
413 return; 532 return;
414 533
415 if (actual_type == XA_ATOM && actual_format == 32) 534 if (actual_type == XA_ATOM && actual_format == 32)
416 for (int i = 0; i < nitems; i++) 535 for (int i = 0; i < nitems; i++)
417 if (XGetSelectionOwner (display, atoms[i])) 536 if (XGetSelectionOwner (dpy, atoms[i]))
418 { 537 {
419 im_change_cb (); 538 im_change_cb ();
420 break; 539 break;
421 } 540 }
422 541
423 XFree (atoms); 542 XFree (atoms);
424} 543}
425#endif 544#endif
426 545
427void rxvt_display::x_cb (io_watcher &w, short revents) 546void rxvt_display::x_cb (ev::io &w, int revents)
428{ 547{
548 flush_ev.start ();
549}
550
551void rxvt_display::flush_cb (ev::prepare &w, int revents)
552{
553 while (XEventsQueued (dpy, QueuedAfterFlush))
429 do 554 do
430 { 555 {
431 XEvent xev; 556 XEvent xev;
432 XNextEvent (display, &xev); 557 XNextEvent (dpy, &xev);
433 558
434#ifdef USE_XIM 559#ifdef USE_XIM
435 if (!XFilterEvent (&xev, None)) 560 if (!XFilterEvent (&xev, None))
436 { 561 {
437 if (xev.type == PropertyNotify 562 if (xev.type == PropertyNotify
438 && xev.xany.window == root 563 && xev.xany.window == root
439 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 564 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
440 im_change_check (); 565 im_change_check ();
441#endif 566#endif
567 if (xev.type == MappingNotify)
568 XRefreshKeyboardMapping (&xev.xmapping);
569
442 for (int i = xw.size (); i--; ) 570 for (int i = xw.size (); i--; )
443 { 571 {
444 if (!xw[i]) 572 if (!xw[i])
445 xw.erase_unordered (i); 573 xw.erase_unordered (i);
446 else if (xw[i]->window == xev.xany.window) 574 else if (xw[i]->window == xev.xany.window)
447 xw[i]->call (xev); 575 xw[i]->call (xev);
448 } 576 }
449#ifdef USE_XIM 577#ifdef USE_XIM
450 } 578 }
451#endif 579#endif
452 } 580 }
453 while (XEventsQueued (display, QueuedAlready)); 581 while (XEventsQueued (dpy, QueuedAlready));
454 582
455 XFlush (display); 583 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} 584}
465 585
466void rxvt_display::reg (xevent_watcher *w) 586void rxvt_display::reg (xevent_watcher *w)
467{ 587{
588 if (!w->active)
589 {
468 xw.push_back (w); 590 xw.push_back (w);
469 w->active = xw.size (); 591 w->active = xw.size ();
592 }
470} 593}
471 594
472void rxvt_display::unreg (xevent_watcher *w) 595void rxvt_display::unreg (xevent_watcher *w)
473{ 596{
474 if (w->active) 597 if (w->active)
598 {
475 xw[w->active - 1] = 0; 599 xw[w->active - 1] = 0;
600 w->active = 0;
601 }
476} 602}
477 603
478void rxvt_display::set_selection_owner (rxvt_term *owner) 604void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
479{ 605{
606 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
607
480 if (selection_owner && selection_owner != owner) 608 if (cur_owner && cur_owner != owner)
481 selection_owner->selection_clear (); 609 {
610 rxvt_term *term = cur_owner;
611 term->selection_clear (clipboard);
612 term->flush ();
613 }
482 614
483 selection_owner = owner; 615 cur_owner = owner;
484} 616}
485 617
486#ifdef USE_XIM 618#ifdef USE_XIM
619
487void rxvt_display::reg (im_watcher *w) 620void rxvt_display::reg (im_watcher *w)
488{ 621{
489 imw.push_back (w); 622 imw.push_back (w);
490} 623}
491 624
… …
500 int l, m; 633 int l, m;
501 634
502 l = strlen (locale); 635 l = strlen (locale);
503 m = strlen (modifiers); 636 m = strlen (modifiers);
504 637
505 if (!(id = (char *)malloc (l + m + 2))) 638 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
506 return 0; 639 return 0;
507 640
508 memcpy (id, locale, l); id[l] = '\n'; 641 memcpy (id, locale, l); id[l] = '\n';
509 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 642 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
510 643
511 rxvt_xim *xim = xims.get (id); 644 rxvt_xim *xim = xims.get (id);
512 645
513 free (id);
514
515 return xim; 646 return xim;
516} 647}
517 648
518void rxvt_display::put_xim (rxvt_xim *xim) 649void rxvt_display::put_xim (rxvt_xim *xim)
519{ 650{
520#if XLIB_IS_RACEFREE 651# if XLIB_IS_RACEFREE
521 xims.put (xim); 652 xims.put (xim);
522#endif 653# endif
523} 654}
655
524#endif 656#endif
525 657
526Atom rxvt_display::atom (const char *name) 658Atom rxvt_display::atom (const char *name)
527{ 659{
528 return XInternAtom (display, name, False); 660 return XInternAtom (dpy, name, False);
529} 661}
530 662
531///////////////////////////////////////////////////////////////////////////// 663/////////////////////////////////////////////////////////////////////////////
532 664
533template class refcache<rxvt_display>; 665template class refcache<rxvt_display>;
534refcache<rxvt_display> displays; 666refcache<rxvt_display> displays;
535 667
536///////////////////////////////////////////////////////////////////////////// 668/////////////////////////////////////////////////////////////////////////////
537 669//
670
671static unsigned int
672insert_component (unsigned int value, unsigned int mask, unsigned int shift)
673{
674 return (value * (mask + 1) >> 16) << shift;
675}
676
677bool
678rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
679{
680 //TODO: only supports 24 bit
681 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
682
683#if XFT
684 XRenderPictFormat *format;
685
686 // FUCKING Xft gets it wrong, of course, so work around it.
687 // Transparency users should eat shit and die, and then
688 // XRenderQueryPictIndexValues themselves plenty.
689 if ((screen->visual->c_class == TrueColor)
690 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
691 {
692 // the fun lies in doing everything manually...
693 c.color.red = color.r;
694 c.color.green = color.g;
695 c.color.blue = color.b;
696 c.color.alpha = alpha;
697
698 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
699 | insert_component (color.g, format->direct.greenMask, format->direct.green)
700 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
701 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
702
703 return true;
704 }
705 else
706 {
707 XRenderColor d;
708
709 d.red = color.r;
710 d.green = color.g;
711 d.blue = color.b;
712 d.alpha = alpha;
713
714 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
715 }
716#else
717 c.red = color.r;
718 c.green = color.g;
719 c.blue = color.b;
720
721 if (screen->visual->c_class == TrueColor)
722 {
723 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
724 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
725 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
726
727 return true;
728 }
729 else if (XAllocColor (screen->dpy, screen->cmap, &c))
730 return true;
731 else
732 c.pixel = (color.r + color.g + color.b) > 128*3
733 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
734 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
735#endif
736
737 return false;
738}
739
538bool 740bool
539rxvt_color::set (rxvt_screen *screen, const char *name) 741rxvt_color::set (rxvt_screen *screen, const char *name)
540{ 742{
743 rgba c;
744 char eos;
745 int skip;
746
747 c.a = rgba::MAX_CC;
748
749 // parse the nonstandard "[alphapercent]" prefix
750 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
751 {
752 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
753 name += skip;
754 }
755
756 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
757 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
758 {
759 XColor xc;
760
761 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
762 {
763 c.r = xc.red;
764 c.g = xc.green;
765 c.b = xc.blue;
766 }
767 else
768 {
769 c.r = 0xffff;
770 c.g = 0x6969;
771 c.b = 0xb4b4;
772
773 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
774 }
775 }
776
777 return set (screen, c);
778}
779
780bool
781rxvt_color::set (rxvt_screen *screen, const rgba &color)
782{
783 bool got = alloc (screen, color);
784
785#if !ENABLE_MINIMAL
786 int cmap_size = screen->visual->map_entries;
787
788 if (!got
789 && screen->visual->c_class == PseudoColor
790 && cmap_size < 4096)
791 {
792 XColor *colors = new XColor [screen->visual->map_entries];
793
794 for (int i = 0; i < cmap_size; i++)
795 colors [i].pixel = i;
796
797 // many kilobytes transfer per colour, but pseudocolor isn't worth
798 // many extra optimisations.
799 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
800
801 int diff = 0x7fffffffUL;
802 XColor *best = colors;
803
804 for (int i = 0; i < cmap_size; i++)
805 {
806 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
807 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
808 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
809
810 if (d < diff)
811 {
812 diff = d;
813 best = colors + i;
814 }
815 }
816
817 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
818 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
819
820 got = alloc (screen, rgba (best->red, best->green, best->blue));
821
822 delete [] colors;
823 }
824#endif
825
826 return got;
827}
828
829void
830rxvt_color::get (rgba &color)
831{
541#if XFT 832#if XFT
542 int l = strlen (name); 833 color.r = c.color.red;
543 rxvt_rgba r; 834 color.g = c.color.green;
544 char eos; 835 color.b = c.color.blue;
545 int mult; 836 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 = 0x1111;
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 = 0x0101;
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 = 0x0001;
553 else
554 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
555
556 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
557 return set (screen, r);
558#else 837#else
559 XColor xc; 838 color.r = c.red;
560 839 color.g = c.green;
561 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 840 color.b = c.blue;
562 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 841 color.a = rgba::MAX_CC;
563
564 return false;
565#endif 842#endif
566} 843}
567 844
568bool 845void
846rxvt_color::get (XColor &color)
847{
848 rgba c;
849 get (c);
850
851 color.red = c.r;
852 color.green = c.g;
853 color.blue = c.b;
854 color.pixel = (Pixel)*this;
855}
856
857void
569rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 858rxvt_color::free (rxvt_screen *screen)
570{ 859{
860 if (screen->visual->c_class == TrueColor)
861 return; // nothing to do
862
571#if XFT 863#if XFT
572 XRenderColor d;
573
574 d.red = rgba.r;
575 d.green = rgba.g;
576 d.blue = rgba.b;
577 d.alpha = rgba.a;
578
579 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 864 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
580#else 865#else
581 XColor xc;
582
583 xc.red = rgba.r;
584 xc.green = rgba.g;
585 xc.blue = rgba.b;
586 xc.flags = DoRed | DoGreen | DoBlue;
587
588 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
589 {
590 p = xc.pixel;
591 return true;
592 }
593
594 return false;
595#endif
596}
597
598void
599rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
600{
601#if XFT
602 rgba.r = c.color.red;
603 rgba.g = c.color.green;
604 rgba.b = c.color.blue;
605 rgba.a = c.color.alpha;
606#else
607 XColor c;
608
609 c.pixel = p;
610 XQueryColor (screen->xdisp, screen->cmap, &c);
611
612 rgba.r = c.red;
613 rgba.g = c.green;
614 rgba.b = c.blue;
615 rgba.a = rxvt_rgba::MAX_CC;
616#endif
617}
618
619void
620rxvt_color::free (rxvt_screen *screen)
621{
622#if XFT
623 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
624#else
625 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 866 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
626#endif 867#endif
627} 868}
628 869
629rxvt_color 870void
630rxvt_color::fade (rxvt_screen *screen, int percent)
631{
632 rxvt_color faded;
633
634 rxvt_rgba c;
635 get (screen, c);
636
637 c.r = lerp (0, c.r, percent);
638 c.g = lerp (0, c.g, percent);
639 c.b = lerp (0, c.b, percent);
640
641 faded.set (screen, c);
642
643 return faded;
644}
645
646rxvt_color
647rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 871rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
648{ 872{
649 rxvt_rgba c, fc; 873 rgba c;
650 rxvt_color faded; 874 get (c);
651
652 get (screen, c);
653 fadeto.get (screen, fc);
654 875
655 faded.set ( 876 result.set (
656 screen, 877 screen,
657 rxvt_rgba ( 878 rgba (
658 lerp (fc.r, c.r, percent), 879 lerp (c.r, to.r, percent),
659 lerp (fc.g, c.g, percent), 880 lerp (c.g, to.g, percent),
660 lerp (fc.b, c.b, percent), 881 lerp (c.b, to.b, percent),
661 lerp (fc.a, c.a, percent) 882 lerp (c.a, to.a, percent)
662 ) 883 )
663 ); 884 );
664
665 return faded;
666} 885}
667 886

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