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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.48 by root, Thu Feb 2 12:51:22 2006 UTC vs.
Revision 1.131 by root, Fri Feb 24 07:10:54 2012 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) 2003-2011 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it>
7 * 8 *
8 * This program is free software; you can redistribute it and/or modify 9 * 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 10 * 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 11 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
… …
26 27
27#include <unistd.h> 28#include <unistd.h>
28#include <fcntl.h> 29#include <fcntl.h>
29 30
30#include <sys/utsname.h> 31#include <sys/utsname.h>
31
32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 32#include <sys/socket.h>
34# include <sys/un.h> 33#include <sys/un.h>
35#endif
36 34
37#if XFT 35#if XFT
38# include <X11/extensions/Xrender.h> 36# include <X11/extensions/Xrender.h>
39#endif 37#endif
40 38
41const char *const xa_names[] = 39static const char *const xa_names[] =
42{ 40{
43 "TEXT", 41 "TEXT",
44 "COMPOUND_TEXT", 42 "COMPOUND_TEXT",
45 "UTF8_STRING", 43 "UTF8_STRING",
46 "MULTIPLE", 44 "MULTIPLE",
… …
62#if ENABLE_EWMH 60#if ENABLE_EWMH
63 "_NET_WM_PID", 61 "_NET_WM_PID",
64 "_NET_WM_NAME", 62 "_NET_WM_NAME",
65 "_NET_WM_ICON_NAME", 63 "_NET_WM_ICON_NAME",
66 "_NET_WM_PING", 64 "_NET_WM_PING",
65 "_NET_WM_ICON",
67#endif 66#endif
68#if USE_XIM 67#if USE_XIM
69 "WM_LOCALE_NAME", 68 "WM_LOCALE_NAME",
70 "XIM_SERVERS", 69 "XIM_SERVERS",
71#endif 70#endif
72#ifdef TRANSPARENT 71#ifdef ENABLE_TRANSPARENCY
73 "_XROOTPMAP_ID", 72 "_XROOTPMAP_ID",
74 "ESETROOT_PMAP_ID", 73 "ESETROOT_PMAP_ID",
75#endif 74#endif
76#if ENABLE_XEMBED 75#if ENABLE_XEMBED
77 "_XEMBED", 76 "_XEMBED",
… …
177bool 176bool
178rxvt_xim::ref_init () 177rxvt_xim::ref_init ()
179{ 178{
180 display = GET_R->display; //HACK: TODO 179 display = GET_R->display; //HACK: TODO
181 180
182 xim = XOpenIM (display->display, NULL, NULL, NULL); 181 xim = XOpenIM (display->dpy, 0, 0, 0);
183 182
184 if (!xim) 183 if (!xim)
185 return false; 184 return false;
186 185
187 XIMCallback ximcallback; 186 XIMCallback ximcallback;
188 ximcallback.client_data = (XPointer)this; 187 ximcallback.client_data = (XPointer)this;
189 ximcallback.callback = im_destroy_cb; 188 ximcallback.callback = im_destroy_cb;
190 189
191 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 190 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
192 191
193 return true; 192 return true;
194} 193}
195 194
196rxvt_xim::~rxvt_xim () 195rxvt_xim::~rxvt_xim ()
… …
201 200
202#endif 201#endif
203 202
204///////////////////////////////////////////////////////////////////////////// 203/////////////////////////////////////////////////////////////////////////////
205 204
205#if XFT
206rxvt_drawable::~rxvt_drawable ()
207{
208 if (xftdrawable)
209 XftDrawDestroy (xftdrawable);
210}
211
212rxvt_drawable::operator XftDraw *()
213{
214 if (!xftdrawable)
215 xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap);
216
217 return xftdrawable;
218}
219#endif
220
221/////////////////////////////////////////////////////////////////////////////
222
223#if XFT
224
225// not strictly necessary as it is only used with superclass of zero_initialised
226rxvt_screen::rxvt_screen ()
227: scratch_area (0)
228{
229}
230
231rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
232{
233 if (!scratch_area || w > scratch_w || h > scratch_h)
234 {
235 if (scratch_area)
236 {
237 XFreePixmap (dpy, scratch_area->drawable);
238 delete scratch_area;
239 }
240
241 Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
242 scratch_w = w, scratch_h = h, depth);
243
244 scratch_area = new rxvt_drawable (this, pm);
245 }
246
247 return *scratch_area;
248}
249
250#endif
251
206void 252void
207rxvt_screen::set (rxvt_display *disp) 253rxvt_screen::set (rxvt_display *disp)
208{ 254{
209 display = disp; 255 display = disp;
210 xdisp = disp->display; 256 dpy = disp->dpy;
211 257
212 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 258 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
213 259
214 depth = DefaultDepthOfScreen (screen); 260 depth = DefaultDepthOfScreen (screen);
215 visual = DefaultVisualOfScreen (screen); 261 visual = DefaultVisualOfScreen (screen);
216 cmap = DefaultColormapOfScreen (screen); 262 cmap = DefaultColormapOfScreen (screen);
217} 263}
218 264
219void 265void
220rxvt_screen::set (rxvt_display *disp, int bitdepth) 266rxvt_screen::select_visual (int bitdepth)
221{ 267{
222 set (disp);
223
224#if XFT 268#if XFT
225 XVisualInfo vinfo; 269 XVisualInfo vinfo;
226 270
227 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 271 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
228 { 272 {
229 depth = bitdepth; 273 depth = bitdepth;
230 visual = vinfo.visual; 274 visual = vinfo.visual;
231 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 275 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
232 } 276 }
233#endif 277#endif
234} 278}
235 279
236void 280void
237rxvt_screen::clear () 281rxvt_screen::clear ()
238{ 282{
283#if XFT
284 if (scratch_area)
285 {
286 XFreePixmap (dpy, scratch_area->drawable);
287 delete scratch_area;
288 }
289#endif
290
239 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 291 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
240 XFreeColormap (xdisp, cmap); 292 XFreeColormap (dpy, cmap);
241} 293}
242 294
243///////////////////////////////////////////////////////////////////////////// 295/////////////////////////////////////////////////////////////////////////////
244 296
245rxvt_display::rxvt_display (const char *id) 297rxvt_display::rxvt_display (const char *id)
246: refcounted (id) 298: refcounted (id)
247, x_ev (this, &rxvt_display::x_cb)
248, selection_owner (0) 299, selection_owner (0)
300, clipboard_owner (0)
249{ 301{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
250} 304}
251 305
252XrmDatabase 306XrmDatabase
253rxvt_display::get_resources () 307rxvt_display::get_resources (bool refresh)
254{ 308{
255 char *homedir = (char *)getenv ("HOME"); 309 char *homedir = getenv ("HOME");
256 char fname[1024]; 310 char fname[1024];
257 311
258 /* 312 /*
259 * get resources using the X library function 313 * get resources using the X library function
260 */ 314 */
261 char *displayResource, *xe; 315 char *displayResource, *xe;
262 XrmDatabase database, rdb1; 316 XrmDatabase rdb1, database = 0;
263 317
264 database = NULL; 318#if !XLIB_ILLEGAL_ACCESS
319 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
320 database = XrmGetStringDatabase ("");
321#endif
265 322
266 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 323 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
324 // as opposed to "standard practise", we always read in ~/.Xdefaults
267 325
268 // 6. System wide per application default file. 326 // 6. System wide per application default file.
269 327
270 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 328 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
271 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 329 if ((xe = getenv ("XAPPLRESDIR")))
272 { 330 {
273 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 331 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
274 332
275 if ((rdb1 = XrmGetFileDatabase (fname))) 333 if ((rdb1 = XrmGetFileDatabase (fname)))
276 XrmMergeDatabases (rdb1, &database); 334 XrmMergeDatabases (rdb1, &database);
… …
278 336
279 // 5. User's per application default file. 337 // 5. User's per application default file.
280 // none 338 // none
281 339
282 // 4. User's defaults file. 340 // 4. User's defaults file.
341 if (homedir)
342 {
343 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
344
345 if ((rdb1 = XrmGetFileDatabase (fname)))
346 XrmMergeDatabases (rdb1, &database);
347 }
348
283 /* Get any Xserver defaults */ 349 /* Get any Xserver defaults */
350 if (refresh)
351 {
352 // fucking xlib keeps a copy of the rm string
353 Atom actual_type;
354 int actual_format;
355 unsigned long nitems, nremaining;
356 char *val = 0;
357
358#if XLIB_ILLEGAL_ACCESS
359 if (dpy->xdefaults)
360 XFree (dpy->xdefaults);
361#endif
362
363 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
364 0L, 100000000L, False,
365 XA_STRING, &actual_type, &actual_format,
366 &nitems, &nremaining,
367 (unsigned char **)&val) == Success
368 && actual_type == XA_STRING
369 && actual_format == 8)
370 displayResource = val;
371 else
372 {
373 displayResource = 0;
374
375 if (val)
376 XFree (val);
377 }
378
379#if XLIB_ILLEGAL_ACCESS
380 dpy->xdefaults = displayResource;
381#endif
382 }
383 else
284 displayResource = XResourceManagerString (display); 384 displayResource = XResourceManagerString (dpy);
285 385
286 if (displayResource != NULL) 386 if (displayResource)
287 { 387 {
288 if ((rdb1 = XrmGetStringDatabase (displayResource))) 388 if ((rdb1 = XrmGetStringDatabase (displayResource)))
289 XrmMergeDatabases (rdb1, &database); 389 XrmMergeDatabases (rdb1, &database);
290 } 390 }
291 else if (homedir)
292 {
293 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
294 391
295 if ((rdb1 = XrmGetFileDatabase (fname))) 392#if !XLIB_ILLEGAL_ACCESS
296 XrmMergeDatabases (rdb1, &database); 393 if (refresh && displayResource)
297 } 394 XFree (displayResource);
395#endif
298 396
299 /* Get screen specific resources */ 397 /* Get screen specific resources */
300 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 398 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
301 399
302 if (displayResource != NULL) 400 if (displayResource)
303 { 401 {
304 if ((rdb1 = XrmGetStringDatabase (displayResource))) 402 if ((rdb1 = XrmGetStringDatabase (displayResource)))
305 /* Merge with screen-independent resources */ 403 /* Merge with screen-independent resources */
306 XrmMergeDatabases (rdb1, &database); 404 XrmMergeDatabases (rdb1, &database);
307 405
308 XFree (displayResource); 406 XFree (displayResource);
309 } 407 }
310 408
311 // 3. User's per host defaults file 409 // 3. User's per host defaults file
312 /* Add in XENVIRONMENT file */ 410 /* Add in XENVIRONMENT file */
313 if ((xe = (char *)getenv ("XENVIRONMENT")) 411 if ((xe = getenv ("XENVIRONMENT"))
314 && (rdb1 = XrmGetFileDatabase (xe))) 412 && (rdb1 = XrmGetFileDatabase (xe)))
315 XrmMergeDatabases (rdb1, &database); 413 XrmMergeDatabases (rdb1, &database);
316 else if (homedir) 414 else if (homedir)
317 { 415 {
318 struct utsname un; 416 struct utsname un;
… …
332bool rxvt_display::ref_init () 430bool rxvt_display::ref_init ()
333{ 431{
334#ifdef LOCAL_X_IS_UNIX 432#ifdef LOCAL_X_IS_UNIX
335 if (id[0] == ':') 433 if (id[0] == ':')
336 { 434 {
337 val = rxvt_malloc (5 + strlen (id) + 1); 435 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
436
338 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
339 strcat (val, id); 438 strcat (val, id);
439
340 display = XOpenDisplay (val); 440 dpy = XOpenDisplay (val);
341 free (val);
342 } 441 }
343 else 442 else
344#endif 443#endif
345 display = 0; 444 dpy = 0;
346 445
347 if (!display) 446 if (!dpy)
348 display = XOpenDisplay (id); 447 dpy = XOpenDisplay (id);
349 448
350 if (!display) 449 if (!dpy)
351 return false; 450 return false;
352 451
353 screen = DefaultScreen (display); 452 screen = DefaultScreen (dpy);
354 root = DefaultRootWindow (display); 453 root = DefaultRootWindow (dpy);
355 454
356 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 455 assert (ecb_array_length (xa_names) == NUM_XA);
357 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 456 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
358 457
359 XrmSetDatabase (display, get_resources ()); 458 XrmSetDatabase (dpy, get_resources (false));
360 459
361#ifdef POINTER_BLANK 460#ifdef POINTER_BLANK
362 XColor blackcolour; 461 XColor blackcolour;
363 blackcolour.red = 0; 462 blackcolour.red = 0;
364 blackcolour.green = 0; 463 blackcolour.green = 0;
365 blackcolour.blue = 0; 464 blackcolour.blue = 0;
366 Font f = XLoadFont (display, "fixed"); 465 Font f = XLoadFont (dpy, "fixed");
367 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 466 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
368 &blackcolour, &blackcolour); 467 &blackcolour, &blackcolour);
369 XUnloadFont (display, f); 468 XUnloadFont (dpy, f);
370#endif 469#endif
371 470
372 int fd = XConnectionNumber (display); 471 int fd = XConnectionNumber (dpy);
373 472
374#ifndef NO_SLOW_LINK_SUPPORT
375 // try to detect wether we have a local connection. 473 // try to detect whether we have a local connection.
376 // assume unix domains socket == local, everything else not 474 // assume unix domain socket == local, everything else not
377 // TODO: might want to check for inet/127.0.0.1 475 // TODO: might want to check for inet/127.0.0.1
378 is_local = 0; 476 is_local = 0;
379 sockaddr_un sa; 477 sockaddr_un sa;
380 socklen_t sl = sizeof (sa); 478 socklen_t sl = sizeof (sa);
381 479
382 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 480 if (!getsockname (fd, (sockaddr *)&sa, &sl))
383 is_local = sa.sun_family == AF_LOCAL; 481 is_local = sa.sun_family == AF_UNIX;
384#endif
385 482
483 flush_ev.start ();
386 x_ev.start (fd, EVENT_READ); 484 x_ev.start (fd, ev::READ);
387 fcntl (fd, F_SETFD, FD_CLOEXEC); 485 fcntl (fd, F_SETFD, FD_CLOEXEC);
388 486
389 XSelectInput (display, root, PropertyChangeMask); 487 XSelectInput (dpy, root, PropertyChangeMask);
390 488
391 flush (); 489 flush ();
392 490
393 return true; 491 return true;
394} 492}
395 493
396void 494void
397rxvt_display::ref_next () 495rxvt_display::ref_next ()
398{ 496{
399 // TODO: somehow check wether the database files/resources changed 497 // TODO: somehow check whether the database files/resources changed
400 // before affording re-loading/parsing 498 // before affording re-loading/parsing
401 XrmDestroyDatabase (XrmGetDatabase (display)); 499 XrmDestroyDatabase (XrmGetDatabase (dpy));
500#if XLIB_ILLEGAL_ACCESS
501 /* work around a bug in XrmSetDatabase where it frees the db */
502 dpy->db = 0;
503#endif
402 XrmSetDatabase (display, get_resources ()); 504 XrmSetDatabase (dpy, get_resources (true));
403} 505}
404 506
405rxvt_display::~rxvt_display () 507rxvt_display::~rxvt_display ()
406{ 508{
407 if (!display) 509 if (!dpy)
408 return; 510 return;
409 511
410#ifdef POINTER_BLANK 512#ifdef POINTER_BLANK
411 XFreeCursor (display, blank_cursor); 513 XFreeCursor (dpy, blank_cursor);
412#endif 514#endif
413 x_ev.stop (); 515 x_ev.stop ();
516 flush_ev.stop ();
414#ifdef USE_XIM 517#ifdef USE_XIM
415 xims.clear (); 518 xims.clear ();
416#endif 519#endif
520 XrmDestroyDatabase (XrmGetDatabase (dpy));
417 XCloseDisplay (display); 521 XCloseDisplay (dpy);
418} 522}
419 523
420#ifdef USE_XIM 524#ifdef USE_XIM
421void rxvt_display::im_change_cb () 525void rxvt_display::im_change_cb ()
422{ 526{
… …
430 // registers, as xlib crashes due to a race otherwise. 534 // registers, as xlib crashes due to a race otherwise.
431 Atom actual_type, *atoms; 535 Atom actual_type, *atoms;
432 int actual_format; 536 int actual_format;
433 unsigned long nitems, bytes_after; 537 unsigned long nitems, bytes_after;
434 538
435 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 539 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
436 False, XA_ATOM, &actual_type, &actual_format, 540 False, XA_ATOM, &actual_type, &actual_format,
437 &nitems, &bytes_after, (unsigned char **)&atoms) 541 &nitems, &bytes_after, (unsigned char **)&atoms)
438 != Success ) 542 != Success)
439 return; 543 return;
440 544
441 if (actual_type == XA_ATOM && actual_format == 32) 545 if (actual_type == XA_ATOM && actual_format == 32)
442 for (int i = 0; i < nitems; i++) 546 for (int i = 0; i < nitems; i++)
443 if (XGetSelectionOwner (display, atoms[i])) 547 if (XGetSelectionOwner (dpy, atoms[i]))
444 { 548 {
445 im_change_cb (); 549 im_change_cb ();
446 break; 550 break;
447 } 551 }
448 552
449 XFree (atoms); 553 XFree (atoms);
450} 554}
451#endif 555#endif
452 556
453void rxvt_display::x_cb (io_watcher &w, short revents) 557void rxvt_display::x_cb (ev::io &w, int revents)
454{ 558{
559 flush_ev.start ();
560}
561
562void rxvt_display::flush_cb (ev::prepare &w, int revents)
563{
564 while (XEventsQueued (dpy, QueuedAfterFlush))
455 do 565 do
456 { 566 {
457 XEvent xev; 567 XEvent xev;
458 XNextEvent (display, &xev); 568 XNextEvent (dpy, &xev);
459 569
460#ifdef USE_XIM 570#ifdef USE_XIM
461 if (!XFilterEvent (&xev, None)) 571 if (!XFilterEvent (&xev, None))
462 { 572 {
463 if (xev.type == PropertyNotify 573 if (xev.type == PropertyNotify
464 && xev.xany.window == root 574 && xev.xany.window == root
465 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 575 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
466 im_change_check (); 576 im_change_check ();
467#endif 577#endif
578 if (xev.type == MappingNotify)
579 XRefreshKeyboardMapping (&xev.xmapping);
580
468 for (int i = xw.size (); i--; ) 581 for (int i = xw.size (); i--; )
469 { 582 {
470 if (!xw[i]) 583 if (!xw[i])
471 xw.erase_unordered (i); 584 xw.erase_unordered (i);
472 else if (xw[i]->window == xev.xany.window) 585 else if (xw[i]->window == xev.xany.window)
473 xw[i]->call (xev); 586 xw[i]->call (xev);
474 } 587 }
475#ifdef USE_XIM 588#ifdef USE_XIM
476 } 589 }
477#endif 590#endif
478 } 591 }
479 while (XEventsQueued (display, QueuedAlready)); 592 while (XEventsQueued (dpy, QueuedAlready));
480 593
481 XFlush (display); 594 w.stop ();
482}
483
484void rxvt_display::flush ()
485{
486 if (XEventsQueued (display, QueuedAlready))
487 x_cb (x_ev, EVENT_READ);
488
489 XFlush (display);
490} 595}
491 596
492void rxvt_display::reg (xevent_watcher *w) 597void rxvt_display::reg (xevent_watcher *w)
493{ 598{
599 if (!w->active)
600 {
494 xw.push_back (w); 601 xw.push_back (w);
495 w->active = xw.size (); 602 w->active = xw.size ();
603 }
496} 604}
497 605
498void rxvt_display::unreg (xevent_watcher *w) 606void rxvt_display::unreg (xevent_watcher *w)
499{ 607{
500 if (w->active) 608 if (w->active)
609 {
501 xw[w->active - 1] = 0; 610 xw[w->active - 1] = 0;
611 w->active = 0;
612 }
502} 613}
503 614
504void rxvt_display::set_selection_owner (rxvt_term *owner) 615void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
505{ 616{
617 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
618
506 if (selection_owner && selection_owner != owner) 619 if (cur_owner && cur_owner != owner)
507 selection_owner->selection_clear (); 620 {
621 rxvt_term *term = cur_owner;
622 term->selection_clear (clipboard);
623 term->flush ();
624 }
508 625
509 selection_owner = owner; 626 cur_owner = owner;
510} 627}
511 628
512#ifdef USE_XIM 629#ifdef USE_XIM
513 630
514void rxvt_display::reg (im_watcher *w) 631void rxvt_display::reg (im_watcher *w)
… …
527 int l, m; 644 int l, m;
528 645
529 l = strlen (locale); 646 l = strlen (locale);
530 m = strlen (modifiers); 647 m = strlen (modifiers);
531 648
532 if (!(id = (char *)malloc (l + m + 2))) 649 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
533 return 0; 650 return 0;
534 651
535 memcpy (id, locale, l); id[l] = '\n'; 652 memcpy (id, locale, l); id[l] = '\n';
536 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 653 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
537 654
538 rxvt_xim *xim = xims.get (id); 655 rxvt_xim *xim = xims.get (id);
539
540 free (id);
541 656
542 return xim; 657 return xim;
543} 658}
544 659
545void rxvt_display::put_xim (rxvt_xim *xim) 660void rxvt_display::put_xim (rxvt_xim *xim)
… …
551 666
552#endif 667#endif
553 668
554Atom rxvt_display::atom (const char *name) 669Atom rxvt_display::atom (const char *name)
555{ 670{
556 return XInternAtom (display, name, False); 671 return XInternAtom (dpy, name, False);
557} 672}
558 673
559///////////////////////////////////////////////////////////////////////////// 674/////////////////////////////////////////////////////////////////////////////
560 675
561template class refcache<rxvt_display>; 676template class refcache<rxvt_display>;
562refcache<rxvt_display> displays; 677refcache<rxvt_display> displays;
563 678
564///////////////////////////////////////////////////////////////////////////// 679/////////////////////////////////////////////////////////////////////////////
565 680//
681
682static unsigned int
683insert_component (unsigned int value, unsigned int mask, unsigned int shift)
684{
685 return (value * (mask + 1) >> 16) << shift;
686}
687
566bool 688bool
567rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 689rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
568{ 690{
691 //TODO: only supports 24 bit
692 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
693
569#if XFT 694#if XFT
570 XRenderPictFormat *format; 695 XRenderPictFormat *format;
571 696
572 // FUCKING Xft gets it wrong, of course, so work around it. 697 // FUCKING Xft gets it wrong, of course, so work around it.
573 // Transparency users should eat shit and die, and then 698 // Transparency users should eat shit and die, and then
574 // XRenderQueryPictIndexValues themselves plenty. 699 // XRenderQueryPictIndexValues themselves plenty.
575 if ((screen->visual->c_class == TrueColor) 700 if ((screen->visual->c_class == TrueColor)
576 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) 701 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
577 { 702 {
578 // the fun lies in doing everything manually... 703 // the fun lies in doing everything manually...
579 c.color.red = color.r; 704 c.color.red = color.r;
580 c.color.green = color.g; 705 c.color.green = color.g;
581 c.color.blue = color.b; 706 c.color.blue = color.b;
582 c.color.alpha = color.a; 707 c.color.alpha = alpha;
583 708
709 // Xft wants premultiplied alpha, but abuses the alpha channel
710 // as blend factor, and doesn't allow us to set the alpha channel
711 c.color.red = c.color.red * alpha / 0xffff;
712 c.color.green = c.color.green * alpha / 0xffff;
713 c.color.blue = c.color.blue * alpha / 0xffff;
714
584 c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) 715 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
585 | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) 716 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
586 | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) 717 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
587 | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); 718 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
588 719
589 return true; 720 return true;
590 } 721 }
591 else 722 else
592 { 723 {
593 XRenderColor d; 724 XRenderColor d;
594 725
595 d.red = color.r; 726 d.red = color.r;
596 d.green = color.g; 727 d.green = color.g;
597 d.blue = color.b; 728 d.blue = color.b;
598 d.alpha = color.a; 729 d.alpha = alpha;
599 730
600 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 731 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
732 return true;
601 } 733 }
602#else 734#else
603 c.red = color.r; 735 c.red = color.r;
604 c.green = color.g; 736 c.green = color.g;
605 c.blue = color.b; 737 c.blue = color.b;
606 738
607 if (screen->visual->c_class == TrueColor) 739 if (screen->visual->c_class == TrueColor)
608 { 740 {
609 c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 741 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
610 / rgba::MAX_CC) << ctz (screen->visual->red_mask ) 742 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
611 | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
612 / rgba::MAX_CC) << ctz (screen->visual->green_mask)
613 | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) 743 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
614 / rgba::MAX_CC) << ctz (screen->visual->blue_mask );
615 744
616 return true; 745 return true;
617 } 746 }
618 else if (XAllocColor (screen->xdisp, screen->cmap, &c)) 747 else if (XAllocColor (screen->dpy, screen->cmap, &c))
619 return true; 748 return true;
620 else 749#endif
750
621 c.pixel = (color.r + color.g + color.b) > 128*3 751 c.pixel = (color.r + color.g + color.b) > 128*3
622 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)) 752 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
623 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)); 753 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
624#endif
625 754
626 return false; 755 return false;
627} 756}
628 757
629bool 758bool
… …
631{ 760{
632 rgba c; 761 rgba c;
633 char eos; 762 char eos;
634 int skip; 763 int skip;
635 764
765 c.a = rgba::MAX_CC;
766
636 // parse the nonstandard "[alphapercent]" prefix 767 // parse the nonstandard "[alphapercent]" prefix
637 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 768 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
638 { 769 {
639 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 770 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
640 name += skip; 771 name += skip;
641 } 772 }
642 else
643 c.a = rgba::MAX_CC;
644 773
645 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 774 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
646 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 775 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
647 { 776 {
648 XColor xc, xc_exact; 777 XColor xc;
649 778
650 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 779 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
651 { 780 {
652 c.r = xc.red; 781 c.r = xc.red;
653 c.g = xc.green; 782 c.g = xc.green;
654 c.b = xc.blue; 783 c.b = xc.blue;
655 } 784 }
… …
680 { 809 {
681 XColor *colors = new XColor [screen->visual->map_entries]; 810 XColor *colors = new XColor [screen->visual->map_entries];
682 811
683 for (int i = 0; i < cmap_size; i++) 812 for (int i = 0; i < cmap_size; i++)
684 colors [i].pixel = i; 813 colors [i].pixel = i;
685 814
686 // many kilobytes transfer per colour, but pseudocolor isn't worth 815 // many kilobytes transfer per colour, but pseudocolor isn't worth
687 // many extra optimisations. 816 // many extra optimisations.
688 XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size); 817 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
689 818
690 int diff = 0x7fffffffUL; 819 int diff = 0x7fffffffUL;
691 XColor *best = colors; 820 XColor *best = colors;
692 821
693 for (int i = 0; i < cmap_size; i++) 822 for (int i = 0; i < cmap_size; i++)
… …
703 } 832 }
704 } 833 }
705 834
706 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 835 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
707 // color.r, color.g, color.b, best->red, best->green, best->blue, diff); 836 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
708 837
709 got = alloc (screen, rgba (best->red, best->green, best->blue)); 838 got = alloc (screen, rgba (best->red, best->green, best->blue));
710 839
711 delete colors; 840 delete [] colors;
712 } 841 }
713#endif 842#endif
714 843
715 return got; 844 return got;
716} 845}
… …
741 color.green = c.g; 870 color.green = c.g;
742 color.blue = c.b; 871 color.blue = c.b;
743 color.pixel = (Pixel)*this; 872 color.pixel = (Pixel)*this;
744} 873}
745 874
746void 875void
747rxvt_color::free (rxvt_screen *screen) 876rxvt_color::free (rxvt_screen *screen)
748{ 877{
878 if (screen->visual->c_class == TrueColor)
879 return; // nothing to do
880
749#if XFT 881#if XFT
750 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); 882 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
751#else 883#else
752 XFreeColors (screen->xdisp, screen->cmap, &c.pixel, 1, AllPlanes); 884 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
753#endif 885#endif
754} 886}
755 887
756void 888void
757rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to) 889rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
… …
768 lerp (c.a, to.a, percent) 900 lerp (c.a, to.a, percent)
769 ) 901 )
770 ); 902 );
771} 903}
772 904
905rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
906: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
907{
908 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
909
910 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
911 timer_ev.repeat = 10.;
912 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
913
914 incr_buf = 0;
915 incr_buf_size = incr_buf_fill = 0;
916 selection_wait = Sel_normal;
917 selection_type = selnum;
918 cb_sv = 0;
919}
920
921void
922rxvt_selection::stop ()
923{
924 free (incr_buf);
925 incr_buf = 0;
926 timer_ev.stop ();
927 x_ev.stop (display);
928}
929
930rxvt_selection::~rxvt_selection ()
931{
932 stop ();
933}
934
935void
936rxvt_selection::run ()
937{
938 int selnum = selection_type;
939
940#if ENABLE_FRILLS
941 if (selnum == Sel_Primary && display->selection_owner)
942 {
943 /* internal selection */
944 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
945 finish (str, strlen (str));
946 free (str);
947 return;
948 }
949#endif
950
951#if X_HAVE_UTF8_STRING
952 selection_type = Sel_UTF8String;
953 if (request (display->xa[XA_UTF8_STRING], selnum))
954 return;
955#else
956 selection_type = Sel_CompoundText;
957 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
958 return;
959#endif
960
961 // fallback to CUT_BUFFER0 if the requested property has no owner
962 handle_selection (display->root, XA_CUT_BUFFER0, false);
963}
964
965void
966rxvt_selection::finish (char *data, unsigned int len)
967{
968 if (!cb_sv)
969 {
970 if (data)
971 term->paste (data, len);
972
973 term->selection_req = 0;
974 delete this;
975 }
976#if ENABLE_PERL
977 else
978 {
979 stop (); // we do not really trust perl callbacks
980 rxvt_perl.selection_finish (this, data, len);
981 }
982#endif
983}
984
985bool
986rxvt_selection::request (Atom target, int selnum)
987{
988 Atom sel;
989
990 selection_type |= selnum;
991
992 if (selnum == Sel_Primary)
993 sel = XA_PRIMARY;
994 else if (selnum == Sel_Secondary)
995 sel = XA_SECONDARY;
996 else
997 sel = display->xa[XA_CLIPBOARD];
998
999 if (XGetSelectionOwner (display->dpy, sel) != None)
1000 {
1001 XConvertSelection (display->dpy, sel, target, request_prop,
1002 request_win, request_time);
1003 x_ev.start (display, request_win);
1004 timer_ev.again ();
1005 return true;
1006 }
1007
1008 return false;
1009}
1010
1011void
1012rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1013{
1014 Display *dpy = display->dpy;
1015 char *data = 0;
1016 unsigned int data_len = 0;
1017 unsigned long bytes_after;
1018 XTextProperty ct;
1019
1020 // check for failed XConvertSelection
1021 if (prop == None)
1022 {
1023 bool error = true;
1024 int selnum = selection_type & Sel_whereMask;
1025
1026 if (selection_type & Sel_CompoundText)
1027 {
1028 selection_type = 0;
1029 error = !request (XA_STRING, selnum);
1030 }
1031
1032 if (selection_type & Sel_UTF8String)
1033 {
1034 selection_type = Sel_CompoundText;
1035 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1036 }
1037
1038 if (error)
1039 {
1040 ct.value = 0;
1041 goto bailout;
1042 }
1043
1044 return;
1045 }
1046
1047 // length == (2^31 - 1) / 4, as gdk
1048 if (XGetWindowProperty (dpy, win, prop,
1049 0, 0x1fffffff,
1050 delete_prop, AnyPropertyType,
1051 &ct.encoding, &ct.format,
1052 &ct.nitems, &bytes_after,
1053 &ct.value) != Success)
1054 {
1055 ct.value = 0;
1056 goto bailout;
1057 }
1058
1059 if (ct.encoding == None)
1060 goto bailout;
1061
1062 if (ct.value == 0)
1063 goto bailout;
1064
1065 if (ct.encoding == display->xa[XA_INCR])
1066 {
1067 // INCR selection, start handshake
1068 if (!delete_prop)
1069 XDeleteProperty (dpy, win, prop);
1070
1071 selection_wait = Sel_incr;
1072 timer_ev.again ();
1073
1074 goto bailout;
1075 }
1076
1077 if (ct.nitems == 0)
1078 {
1079 if (selection_wait == Sel_incr)
1080 {
1081 XFree (ct.value);
1082
1083 // finally complete, now paste the whole thing
1084 selection_wait = Sel_normal;
1085 ct.value = (unsigned char *)incr_buf;
1086 ct.nitems = incr_buf_fill;
1087 incr_buf = 0;
1088 timer_ev.stop ();
1089 }
1090 else
1091 {
1092 // avoid recursion
1093 if (win != display->root || prop != XA_CUT_BUFFER0)
1094 {
1095 XFree (ct.value);
1096
1097 // fallback to CUT_BUFFER0 if the requested property
1098 // has an owner but is empty
1099 handle_selection (display->root, XA_CUT_BUFFER0, False);
1100 return;
1101 }
1102
1103 goto bailout;
1104 }
1105 }
1106 else if (selection_wait == Sel_incr)
1107 {
1108 timer_ev.again ();
1109
1110 while (incr_buf_fill + ct.nitems > incr_buf_size)
1111 {
1112 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1113 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1114 }
1115
1116 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1117 incr_buf_fill += ct.nitems;
1118
1119 goto bailout;
1120 }
1121
1122 char **cl;
1123 int cr;
1124
1125 // we honour the first item only
1126
1127#if !ENABLE_MINIMAL
1128 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1129 // so recode it manually
1130 if (ct.encoding == display->xa[XA_UTF8_STRING])
1131 {
1132 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1133 data = rxvt_wcstombs (w);
1134 free (w);
1135 }
1136 else
1137#endif
1138 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1139 && cl)
1140 {
1141 data = strdup (cl[0]);
1142 XFreeStringList (cl);
1143 }
1144 else
1145 {
1146 // paste raw
1147 data = strdup ((const char *)ct.value);
1148 }
1149
1150 data_len = strlen (data);
1151
1152bailout:
1153 XFree (ct.value);
1154
1155 if (selection_wait == Sel_normal)
1156 {
1157 finish (data, data_len);
1158 free (data);
1159 }
1160}
1161
1162void
1163rxvt_selection::timer_cb (ev::timer &w, int revents)
1164{
1165 if (selection_wait == Sel_incr)
1166 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1167
1168 finish ();
1169}
1170
1171void
1172rxvt_selection::x_cb (XEvent &xev)
1173{
1174 switch (xev.type)
1175 {
1176 case PropertyNotify:
1177 if (selection_wait == Sel_incr
1178 && xev.xproperty.atom == request_prop
1179 && xev.xproperty.state == PropertyNewValue)
1180 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1181 break;
1182
1183 case SelectionNotify:
1184 if (selection_wait == Sel_normal
1185 && xev.xselection.time == request_time)
1186 {
1187 timer_ev.stop ();
1188 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1189 }
1190 break;
1191 }
1192}

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