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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.36 by root, Mon Jan 30 17:43:20 2006 UTC vs.
Revision 1.114 by root, Thu Jan 27 02:03:30 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
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 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
198void 251void
199rxvt_screen::set (rxvt_display *disp) 252rxvt_screen::set (rxvt_display *disp)
200{ 253{
201 display = disp; 254 display = disp;
202 xdisp = disp->display; 255 dpy = disp->dpy;
203 256
204 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 257 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
205 258
206 depth = DefaultDepthOfScreen (screen); 259 depth = DefaultDepthOfScreen (screen);
207 visual = DefaultVisualOfScreen (screen); 260 visual = DefaultVisualOfScreen (screen);
208 cmap = DefaultColormapOfScreen (screen); 261 cmap = DefaultColormapOfScreen (screen);
209} 262}
210 263
211void 264void
212rxvt_screen::set (rxvt_display *disp, int bitdepth) 265rxvt_screen::select_visual (int bitdepth)
213{ 266{
214 set (disp);
215
216#if XFT 267#if XFT
217 XVisualInfo vinfo; 268 XVisualInfo vinfo;
218 269
219 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 270 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
220 { 271 {
221 depth = bitdepth; 272 depth = bitdepth;
222 visual = vinfo.visual; 273 visual = vinfo.visual;
223 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 274 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
224 } 275 }
225#endif 276#endif
226} 277}
227 278
228void 279void
229rxvt_screen::clear () 280rxvt_screen::clear ()
230{ 281{
282#if XFT
283 if (scratch_area)
284 {
285 XFreePixmap (dpy, scratch_area->drawable);
286 delete scratch_area;
287 }
288#endif
289
231 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 290 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
232 XFreeColormap (xdisp, cmap); 291 XFreeColormap (dpy, cmap);
233} 292}
234 293
235///////////////////////////////////////////////////////////////////////////// 294/////////////////////////////////////////////////////////////////////////////
236 295
237rxvt_display::rxvt_display (const char *id) 296rxvt_display::rxvt_display (const char *id)
238: refcounted (id) 297: refcounted (id)
239, x_ev (this, &rxvt_display::x_cb)
240, selection_owner (0) 298, selection_owner (0)
299, clipboard_owner (0)
241{ 300{
301 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
302 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
242} 303}
243 304
244XrmDatabase 305XrmDatabase
245rxvt_display::get_resources () 306rxvt_display::get_resources (bool refresh)
246{ 307{
247 char *homedir = (char *)getenv ("HOME"); 308 char *homedir = getenv ("HOME");
248 char fname[1024]; 309 char fname[1024];
249 310
250 /* 311 /*
251 * get resources using the X library function 312 * get resources using the X library function
252 */ 313 */
253 char *displayResource, *xe; 314 char *displayResource, *xe;
254 XrmDatabase database, rdb1; 315 XrmDatabase rdb1, database = 0;
255 316
256 database = NULL; 317#if !XLIB_ILLEGAL_ACCESS
318 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
319 database = XrmGetStringDatabase ("");
320#endif
257 321
258 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 322 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
323 // as opposed to "standard practise", we always read in ~/.Xdefaults
259 324
260 // 6. System wide per application default file. 325 // 6. System wide per application default file.
261 326
262 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 327 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
263 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 328 if ((xe = getenv ("XAPPLRESDIR")))
264 { 329 {
265 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 330 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
266 331
267 if ((rdb1 = XrmGetFileDatabase (fname))) 332 if ((rdb1 = XrmGetFileDatabase (fname)))
268 XrmMergeDatabases (rdb1, &database); 333 XrmMergeDatabases (rdb1, &database);
… …
270 335
271 // 5. User's per application default file. 336 // 5. User's per application default file.
272 // none 337 // none
273 338
274 // 4. User's defaults file. 339 // 4. User's defaults file.
340 if (homedir)
341 {
342 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
343
344 if ((rdb1 = XrmGetFileDatabase (fname)))
345 XrmMergeDatabases (rdb1, &database);
346 }
347
275 /* Get any Xserver defaults */ 348 /* Get any Xserver defaults */
349 if (refresh)
350 {
351 // fucking xlib keeps a copy of the rm string
352 Atom actual_type;
353 int actual_format;
354 unsigned long nitems, nremaining;
355 char *val = 0;
356
357#if XLIB_ILLEGAL_ACCESS
358 if (dpy->xdefaults)
359 XFree (dpy->xdefaults);
360#endif
361
362 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
363 0L, 100000000L, False,
364 XA_STRING, &actual_type, &actual_format,
365 &nitems, &nremaining,
366 (unsigned char **)&val) == Success
367 && actual_type == XA_STRING
368 && actual_format == 8)
369 displayResource = val;
370 else
371 {
372 displayResource = 0;
373
374 if (val)
375 XFree (val);
376 }
377
378#if XLIB_ILLEGAL_ACCESS
379 dpy->xdefaults = displayResource;
380#endif
381 }
382 else
276 displayResource = XResourceManagerString (display); 383 displayResource = XResourceManagerString (dpy);
277 384
278 if (displayResource != NULL) 385 if (displayResource)
279 { 386 {
280 if ((rdb1 = XrmGetStringDatabase (displayResource))) 387 if ((rdb1 = XrmGetStringDatabase (displayResource)))
281 XrmMergeDatabases (rdb1, &database); 388 XrmMergeDatabases (rdb1, &database);
282 } 389 }
283 else if (homedir)
284 {
285 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
286 390
287 if ((rdb1 = XrmGetFileDatabase (fname))) 391#if !XLIB_ILLEGAL_ACCESS
288 XrmMergeDatabases (rdb1, &database); 392 if (refresh && displayResource)
289 } 393 XFree (displayResource);
394#endif
290 395
291 /* Get screen specific resources */ 396 /* Get screen specific resources */
292 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 397 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
293 398
294 if (displayResource != NULL) 399 if (displayResource)
295 { 400 {
296 if ((rdb1 = XrmGetStringDatabase (displayResource))) 401 if ((rdb1 = XrmGetStringDatabase (displayResource)))
297 /* Merge with screen-independent resources */ 402 /* Merge with screen-independent resources */
298 XrmMergeDatabases (rdb1, &database); 403 XrmMergeDatabases (rdb1, &database);
299 404
300 XFree (displayResource); 405 XFree (displayResource);
301 } 406 }
302 407
303 // 3. User's per host defaults file 408 // 3. User's per host defaults file
304 /* Add in XENVIRONMENT file */ 409 /* Add in XENVIRONMENT file */
305 if ((xe = (char *)getenv ("XENVIRONMENT")) 410 if ((xe = getenv ("XENVIRONMENT"))
306 && (rdb1 = XrmGetFileDatabase (xe))) 411 && (rdb1 = XrmGetFileDatabase (xe)))
307 XrmMergeDatabases (rdb1, &database); 412 XrmMergeDatabases (rdb1, &database);
308 else if (homedir) 413 else if (homedir)
309 { 414 {
310 struct utsname un; 415 struct utsname un;
… …
324bool rxvt_display::ref_init () 429bool rxvt_display::ref_init ()
325{ 430{
326#ifdef LOCAL_X_IS_UNIX 431#ifdef LOCAL_X_IS_UNIX
327 if (id[0] == ':') 432 if (id[0] == ':')
328 { 433 {
329 val = rxvt_malloc (5 + strlen (id) + 1); 434 if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
435 return false;
330 strcpy (val, "unix/"); 436 strcpy (val, "unix/");
331 strcat (val, id); 437 strcat (val, id);
332 display = XOpenDisplay (val); 438 dpy = XOpenDisplay (val);
333 free (val);
334 } 439 }
335 else 440 else
336#endif 441#endif
337 display = 0; 442 dpy = 0;
338 443
339 if (!display) 444 if (!dpy)
340 display = XOpenDisplay (id); 445 dpy = XOpenDisplay (id);
341 446
342 if (!display) 447 if (!dpy)
343 return false; 448 return false;
344 449
345 screen = DefaultScreen (display); 450 screen = DefaultScreen (dpy);
346 root = DefaultRootWindow (display); 451 root = DefaultRootWindow (dpy);
347 452
348 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 453 assert (ARRAY_LENGTH(xa_names) == NUM_XA);
349 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 454 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
350 455
351 XrmSetDatabase (display, get_resources ()); 456 XrmSetDatabase (dpy, get_resources (false));
352 457
353#ifdef POINTER_BLANK 458#ifdef POINTER_BLANK
354 XColor blackcolour; 459 XColor blackcolour;
355 blackcolour.red = 0; 460 blackcolour.red = 0;
356 blackcolour.green = 0; 461 blackcolour.green = 0;
357 blackcolour.blue = 0; 462 blackcolour.blue = 0;
358 Font f = XLoadFont (display, "fixed"); 463 Font f = XLoadFont (dpy, "fixed");
359 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 464 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
360 &blackcolour, &blackcolour); 465 &blackcolour, &blackcolour);
361 XUnloadFont (display, f); 466 XUnloadFont (dpy, f);
362#endif 467#endif
363 468
364 int fd = XConnectionNumber (display); 469 int fd = XConnectionNumber (dpy);
365 470
366#ifndef NO_SLOW_LINK_SUPPORT
367 // try to detect wether we have a local connection. 471 // try to detect whether we have a local connection.
368 // assume unix domains socket == local, everything else not 472 // assume unix domain socket == local, everything else not
369 // TODO: might want to check for inet/127.0.0.1 473 // TODO: might want to check for inet/127.0.0.1
370 is_local = 0; 474 is_local = 0;
371 sockaddr_un sa; 475 sockaddr_un sa;
372 socklen_t sl = sizeof (sa); 476 socklen_t sl = sizeof (sa);
373 477
374 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 478 if (!getsockname (fd, (sockaddr *)&sa, &sl))
375 is_local = sa.sun_family == AF_LOCAL; 479 is_local = sa.sun_family == AF_UNIX;
376#endif
377 480
481 flush_ev.start ();
378 x_ev.start (fd, EVENT_READ); 482 x_ev.start (fd, ev::READ);
379 fcntl (fd, F_SETFD, FD_CLOEXEC); 483 fcntl (fd, F_SETFD, FD_CLOEXEC);
380 484
381 XSelectInput (display, root, PropertyChangeMask); 485 XSelectInput (dpy, root, PropertyChangeMask);
382 486
383 flush (); 487 flush ();
384 488
385 return true; 489 return true;
386} 490}
387 491
388void 492void
389rxvt_display::ref_next () 493rxvt_display::ref_next ()
390{ 494{
391 // TODO: somehow check wether the database files/resources changed 495 // TODO: somehow check whether the database files/resources changed
392 // before re-loading/parsing 496 // before affording re-loading/parsing
393 XrmDestroyDatabase (XrmGetDatabase (display)); 497 XrmDestroyDatabase (XrmGetDatabase (dpy));
498#if XLIB_ILLEGAL_ACCESS
499 /* work around a bug in XrmSetDatabase where it frees the db */
500 dpy->db = 0;
501#endif
394 XrmSetDatabase (display, get_resources ()); 502 XrmSetDatabase (dpy, get_resources (true));
395} 503}
396 504
397rxvt_display::~rxvt_display () 505rxvt_display::~rxvt_display ()
398{ 506{
399 if (!display) 507 if (!dpy)
400 return; 508 return;
401 509
402#ifdef POINTER_BLANK 510#ifdef POINTER_BLANK
403 XFreeCursor (display, blank_cursor); 511 XFreeCursor (dpy, blank_cursor);
404#endif 512#endif
405 x_ev.stop (); 513 x_ev.stop ();
514 flush_ev.stop ();
406#ifdef USE_XIM 515#ifdef USE_XIM
407 xims.clear (); 516 xims.clear ();
408#endif 517#endif
518 XrmDestroyDatabase (XrmGetDatabase (dpy));
409 XCloseDisplay (display); 519 XCloseDisplay (dpy);
410} 520}
411 521
412#ifdef USE_XIM 522#ifdef USE_XIM
413void rxvt_display::im_change_cb () 523void rxvt_display::im_change_cb ()
414{ 524{
… …
422 // registers, as xlib crashes due to a race otherwise. 532 // registers, as xlib crashes due to a race otherwise.
423 Atom actual_type, *atoms; 533 Atom actual_type, *atoms;
424 int actual_format; 534 int actual_format;
425 unsigned long nitems, bytes_after; 535 unsigned long nitems, bytes_after;
426 536
427 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 537 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
428 False, XA_ATOM, &actual_type, &actual_format, 538 False, XA_ATOM, &actual_type, &actual_format,
429 &nitems, &bytes_after, (unsigned char **)&atoms) 539 &nitems, &bytes_after, (unsigned char **)&atoms)
430 != Success ) 540 != Success)
431 return; 541 return;
432 542
433 if (actual_type == XA_ATOM && actual_format == 32) 543 if (actual_type == XA_ATOM && actual_format == 32)
434 for (int i = 0; i < nitems; i++) 544 for (int i = 0; i < nitems; i++)
435 if (XGetSelectionOwner (display, atoms[i])) 545 if (XGetSelectionOwner (dpy, atoms[i]))
436 { 546 {
437 im_change_cb (); 547 im_change_cb ();
438 break; 548 break;
439 } 549 }
440 550
441 XFree (atoms); 551 XFree (atoms);
442} 552}
443#endif 553#endif
444 554
445void rxvt_display::x_cb (io_watcher &w, short revents) 555void rxvt_display::x_cb (ev::io &w, int revents)
446{ 556{
557 flush_ev.start ();
558}
559
560void rxvt_display::flush_cb (ev::prepare &w, int revents)
561{
562 while (XEventsQueued (dpy, QueuedAfterFlush))
447 do 563 do
448 { 564 {
449 XEvent xev; 565 XEvent xev;
450 XNextEvent (display, &xev); 566 XNextEvent (dpy, &xev);
451 567
452#ifdef USE_XIM 568#ifdef USE_XIM
453 if (!XFilterEvent (&xev, None)) 569 if (!XFilterEvent (&xev, None))
454 { 570 {
455 if (xev.type == PropertyNotify 571 if (xev.type == PropertyNotify
456 && xev.xany.window == root 572 && xev.xany.window == root
457 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 573 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
458 im_change_check (); 574 im_change_check ();
459#endif 575#endif
576 if (xev.type == MappingNotify)
577 XRefreshKeyboardMapping (&xev.xmapping);
578
460 for (int i = xw.size (); i--; ) 579 for (int i = xw.size (); i--; )
461 { 580 {
462 if (!xw[i]) 581 if (!xw[i])
463 xw.erase_unordered (i); 582 xw.erase_unordered (i);
464 else if (xw[i]->window == xev.xany.window) 583 else if (xw[i]->window == xev.xany.window)
465 xw[i]->call (xev); 584 xw[i]->call (xev);
466 } 585 }
467#ifdef USE_XIM 586#ifdef USE_XIM
468 } 587 }
469#endif 588#endif
470 } 589 }
471 while (XEventsQueued (display, QueuedAlready)); 590 while (XEventsQueued (dpy, QueuedAlready));
472 591
473 XFlush (display); 592 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} 593}
483 594
484void rxvt_display::reg (xevent_watcher *w) 595void rxvt_display::reg (xevent_watcher *w)
485{ 596{
597 if (!w->active)
598 {
486 xw.push_back (w); 599 xw.push_back (w);
487 w->active = xw.size (); 600 w->active = xw.size ();
601 }
488} 602}
489 603
490void rxvt_display::unreg (xevent_watcher *w) 604void rxvt_display::unreg (xevent_watcher *w)
491{ 605{
492 if (w->active) 606 if (w->active)
607 {
493 xw[w->active - 1] = 0; 608 xw[w->active - 1] = 0;
609 w->active = 0;
610 }
494} 611}
495 612
496void rxvt_display::set_selection_owner (rxvt_term *owner) 613void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
497{ 614{
615 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
616
498 if (selection_owner && selection_owner != owner) 617 if (cur_owner && cur_owner != owner)
499 selection_owner->selection_clear (); 618 {
619 rxvt_term *term = cur_owner;
620 term->selection_clear (clipboard);
621 term->flush ();
622 }
500 623
501 selection_owner = owner; 624 cur_owner = owner;
502} 625}
503 626
504#ifdef USE_XIM 627#ifdef USE_XIM
628
505void rxvt_display::reg (im_watcher *w) 629void rxvt_display::reg (im_watcher *w)
506{ 630{
507 imw.push_back (w); 631 imw.push_back (w);
508} 632}
509 633
… …
518 int l, m; 642 int l, m;
519 643
520 l = strlen (locale); 644 l = strlen (locale);
521 m = strlen (modifiers); 645 m = strlen (modifiers);
522 646
523 if (!(id = (char *)malloc (l + m + 2))) 647 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
524 return 0; 648 return 0;
525 649
526 memcpy (id, locale, l); id[l] = '\n'; 650 memcpy (id, locale, l); id[l] = '\n';
527 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 651 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
528 652
529 rxvt_xim *xim = xims.get (id); 653 rxvt_xim *xim = xims.get (id);
530 654
531 free (id);
532
533 return xim; 655 return xim;
534} 656}
535 657
536void rxvt_display::put_xim (rxvt_xim *xim) 658void rxvt_display::put_xim (rxvt_xim *xim)
537{ 659{
538#if XLIB_IS_RACEFREE 660# if XLIB_IS_RACEFREE
539 xims.put (xim); 661 xims.put (xim);
540#endif 662# endif
541} 663}
664
542#endif 665#endif
543 666
544Atom rxvt_display::atom (const char *name) 667Atom rxvt_display::atom (const char *name)
545{ 668{
546 return XInternAtom (display, name, False); 669 return XInternAtom (dpy, name, False);
547} 670}
548 671
549///////////////////////////////////////////////////////////////////////////// 672/////////////////////////////////////////////////////////////////////////////
550 673
551template class refcache<rxvt_display>; 674template class refcache<rxvt_display>;
552refcache<rxvt_display> displays; 675refcache<rxvt_display> displays;
553 676
554///////////////////////////////////////////////////////////////////////////// 677/////////////////////////////////////////////////////////////////////////////
555 678//
679
680static unsigned int
681insert_component (unsigned int value, unsigned int mask, unsigned int shift)
682{
683 return (value * (mask + 1) >> 16) << shift;
684}
685
686bool
687rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
688{
689 //TODO: only supports 24 bit
690 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
691
692#if XFT
693 XRenderPictFormat *format;
694
695 // FUCKING Xft gets it wrong, of course, so work around it.
696 // Transparency users should eat shit and die, and then
697 // XRenderQueryPictIndexValues themselves plenty.
698 if ((screen->visual->c_class == TrueColor)
699 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
700 {
701 // the fun lies in doing everything manually...
702 c.color.red = color.r;
703 c.color.green = color.g;
704 c.color.blue = color.b;
705 c.color.alpha = alpha;
706
707 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
708 | insert_component (color.g, format->direct.greenMask, format->direct.green)
709 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
710 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
711
712 return true;
713 }
714 else
715 {
716 XRenderColor d;
717
718 d.red = color.r;
719 d.green = color.g;
720 d.blue = color.b;
721 d.alpha = alpha;
722
723 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
724 }
725#else
726 c.red = color.r;
727 c.green = color.g;
728 c.blue = color.b;
729
730 if (screen->visual->c_class == TrueColor)
731 {
732 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
733 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
734 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
735
736 return true;
737 }
738 else if (XAllocColor (screen->dpy, screen->cmap, &c))
739 return true;
740 else
741 c.pixel = (color.r + color.g + color.b) > 128*3
742 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
743 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
744#endif
745
746 return false;
747}
748
556bool 749bool
557rxvt_color::set (rxvt_screen *screen, const char *name) 750rxvt_color::set (rxvt_screen *screen, const char *name)
558{ 751{
752 rgba c;
753 char eos;
754 int skip;
755
756 c.a = rgba::MAX_CC;
757
758 // parse the nonstandard "[alphapercent]" prefix
759 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
760 {
761 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
762 name += skip;
763 }
764
765 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
766 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
767 {
768 XColor xc;
769
770 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
771 {
772 c.r = xc.red;
773 c.g = xc.green;
774 c.b = xc.blue;
775 }
776 else
777 {
778 c.r = 0xffff;
779 c.g = 0x6969;
780 c.b = 0xb4b4;
781
782 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
783 }
784 }
785
786 return set (screen, c);
787}
788
789bool
790rxvt_color::set (rxvt_screen *screen, const rgba &color)
791{
792 bool got = alloc (screen, color);
793
794#if !ENABLE_MINIMAL
795 int cmap_size = screen->visual->map_entries;
796
797 if (!got
798 && screen->visual->c_class == PseudoColor
799 && cmap_size < 4096)
800 {
801 XColor *colors = new XColor [screen->visual->map_entries];
802
803 for (int i = 0; i < cmap_size; i++)
804 colors [i].pixel = i;
805
806 // many kilobytes transfer per colour, but pseudocolor isn't worth
807 // many extra optimisations.
808 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
809
810 int diff = 0x7fffffffUL;
811 XColor *best = colors;
812
813 for (int i = 0; i < cmap_size; i++)
814 {
815 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
816 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
817 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
818
819 if (d < diff)
820 {
821 diff = d;
822 best = colors + i;
823 }
824 }
825
826 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
827 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
828
829 got = alloc (screen, rgba (best->red, best->green, best->blue));
830
831 delete [] colors;
832 }
833#endif
834
835 return got;
836}
837
838void
839rxvt_color::get (rgba &color)
840{
559#if XFT 841#if XFT
560 int l = strlen (name); 842 color.r = c.color.red;
561 rxvt_rgba r; 843 color.g = c.color.green;
562 char eos; 844 color.b = c.color.blue;
563 int mult; 845 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 846#else
590 XColor xc; 847 color.r = c.red;
591 848 color.g = c.green;
592 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 849 color.b = c.blue;
593 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 850 color.a = rgba::MAX_CC;
594
595 return false;
596#endif 851#endif
597} 852}
598 853
599bool 854void
855rxvt_color::get (XColor &color)
856{
857 rgba c;
858 get (c);
859
860 color.red = c.r;
861 color.green = c.g;
862 color.blue = c.b;
863 color.pixel = (Pixel)*this;
864}
865
866void
600rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 867rxvt_color::free (rxvt_screen *screen)
601{ 868{
869 if (screen->visual->c_class == TrueColor)
870 return; // nothing to do
871
602#if XFT 872#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); 873 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634 }
635
636 return false;
637#else 874#else
638 if (screen->visual->c_class == TrueColor)
639 {
640 p = ((rgba.r * ((1 << screen->visual->bits_per_rgb) - 1)
641 / rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask ))
642 | ((rgba.g * ((1 << screen->visual->bits_per_rgb) - 1)
643 / rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask))
644 | ((rgba.b * ((1 << screen->visual->bits_per_rgb) - 1)
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); 875 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
697#endif 876#endif
698} 877}
699 878
700rxvt_color 879void
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) 880rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
719{ 881{
720 rxvt_rgba c, fc; 882 rgba c;
721 rxvt_color faded; 883 get (c);
722
723 get (screen, c);
724 fadeto.get (screen, fc);
725 884
726 faded.set ( 885 result.set (
727 screen, 886 screen,
728 rxvt_rgba ( 887 rgba (
729 lerp (fc.r, c.r, percent), 888 lerp (c.r, to.r, percent),
730 lerp (fc.g, c.g, percent), 889 lerp (c.g, to.g, percent),
731 lerp (fc.b, c.b, percent), 890 lerp (c.b, to.b, percent),
732 lerp (fc.a, c.a, percent) 891 lerp (c.a, to.a, percent)
733 ) 892 )
734 ); 893 );
735
736 return faded;
737} 894}
738 895

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