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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.41 by root, Tue Jan 31 16:43:55 2006 UTC vs.
Revision 1.124 by sf-exg, Thu Apr 21 00:16:25 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) 2003-2011 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 if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
436 return false;
338 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
339 strcat (val, id); 438 strcat (val, id);
340 display = XOpenDisplay (val); 439 dpy = XOpenDisplay (val);
341 free (val);
342 } 440 }
343 else 441 else
344#endif 442#endif
345 display = 0; 443 dpy = 0;
346 444
347 if (!display) 445 if (!dpy)
348 display = XOpenDisplay (id); 446 dpy = XOpenDisplay (id);
349 447
350 if (!display) 448 if (!dpy)
351 return false; 449 return false;
352 450
353 screen = DefaultScreen (display); 451 screen = DefaultScreen (dpy);
354 root = DefaultRootWindow (display); 452 root = DefaultRootWindow (dpy);
355 453
356 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 454 assert (ARRAY_LENGTH(xa_names) == NUM_XA);
357 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 455 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
358 456
359 XrmSetDatabase (display, get_resources ()); 457 XrmSetDatabase (dpy, get_resources (false));
360 458
361#ifdef POINTER_BLANK 459#ifdef POINTER_BLANK
362 XColor blackcolour; 460 XColor blackcolour;
363 blackcolour.red = 0; 461 blackcolour.red = 0;
364 blackcolour.green = 0; 462 blackcolour.green = 0;
365 blackcolour.blue = 0; 463 blackcolour.blue = 0;
366 Font f = XLoadFont (display, "fixed"); 464 Font f = XLoadFont (dpy, "fixed");
367 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 465 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
368 &blackcolour, &blackcolour); 466 &blackcolour, &blackcolour);
369 XUnloadFont (display, f); 467 XUnloadFont (dpy, f);
370#endif 468#endif
371 469
372 int fd = XConnectionNumber (display); 470 int fd = XConnectionNumber (dpy);
373 471
374#ifndef NO_SLOW_LINK_SUPPORT
375 // try to detect wether we have a local connection. 472 // try to detect whether we have a local connection.
376 // assume unix domains socket == local, everything else not 473 // assume unix domain socket == local, everything else not
377 // TODO: might want to check for inet/127.0.0.1 474 // TODO: might want to check for inet/127.0.0.1
378 is_local = 0; 475 is_local = 0;
379 sockaddr_un sa; 476 sockaddr_un sa;
380 socklen_t sl = sizeof (sa); 477 socklen_t sl = sizeof (sa);
381 478
382 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 479 if (!getsockname (fd, (sockaddr *)&sa, &sl))
383 is_local = sa.sun_family == AF_LOCAL; 480 is_local = sa.sun_family == AF_UNIX;
384#endif
385 481
482 flush_ev.start ();
386 x_ev.start (fd, EVENT_READ); 483 x_ev.start (fd, ev::READ);
387 fcntl (fd, F_SETFD, FD_CLOEXEC); 484 fcntl (fd, F_SETFD, FD_CLOEXEC);
388 485
389 XSelectInput (display, root, PropertyChangeMask); 486 XSelectInput (dpy, root, PropertyChangeMask);
390 487
391 flush (); 488 flush ();
392 489
393 return true; 490 return true;
394} 491}
395 492
396void 493void
397rxvt_display::ref_next () 494rxvt_display::ref_next ()
398{ 495{
399 // TODO: somehow check wether the database files/resources changed 496 // TODO: somehow check whether the database files/resources changed
400 // before re-loading/parsing 497 // before affording re-loading/parsing
401 XrmDestroyDatabase (XrmGetDatabase (display)); 498 XrmDestroyDatabase (XrmGetDatabase (dpy));
499#if XLIB_ILLEGAL_ACCESS
500 /* work around a bug in XrmSetDatabase where it frees the db */
501 dpy->db = 0;
502#endif
402 XrmSetDatabase (display, get_resources ()); 503 XrmSetDatabase (dpy, get_resources (true));
403} 504}
404 505
405rxvt_display::~rxvt_display () 506rxvt_display::~rxvt_display ()
406{ 507{
407 if (!display) 508 if (!dpy)
408 return; 509 return;
409 510
410#ifdef POINTER_BLANK 511#ifdef POINTER_BLANK
411 XFreeCursor (display, blank_cursor); 512 XFreeCursor (dpy, blank_cursor);
412#endif 513#endif
413 x_ev.stop (); 514 x_ev.stop ();
515 flush_ev.stop ();
414#ifdef USE_XIM 516#ifdef USE_XIM
415 xims.clear (); 517 xims.clear ();
416#endif 518#endif
519 XrmDestroyDatabase (XrmGetDatabase (dpy));
417 XCloseDisplay (display); 520 XCloseDisplay (dpy);
418} 521}
419 522
420#ifdef USE_XIM 523#ifdef USE_XIM
421void rxvt_display::im_change_cb () 524void rxvt_display::im_change_cb ()
422{ 525{
… …
430 // registers, as xlib crashes due to a race otherwise. 533 // registers, as xlib crashes due to a race otherwise.
431 Atom actual_type, *atoms; 534 Atom actual_type, *atoms;
432 int actual_format; 535 int actual_format;
433 unsigned long nitems, bytes_after; 536 unsigned long nitems, bytes_after;
434 537
435 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 538 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
436 False, XA_ATOM, &actual_type, &actual_format, 539 False, XA_ATOM, &actual_type, &actual_format,
437 &nitems, &bytes_after, (unsigned char **)&atoms) 540 &nitems, &bytes_after, (unsigned char **)&atoms)
438 != Success ) 541 != Success)
439 return; 542 return;
440 543
441 if (actual_type == XA_ATOM && actual_format == 32) 544 if (actual_type == XA_ATOM && actual_format == 32)
442 for (int i = 0; i < nitems; i++) 545 for (int i = 0; i < nitems; i++)
443 if (XGetSelectionOwner (display, atoms[i])) 546 if (XGetSelectionOwner (dpy, atoms[i]))
444 { 547 {
445 im_change_cb (); 548 im_change_cb ();
446 break; 549 break;
447 } 550 }
448 551
449 XFree (atoms); 552 XFree (atoms);
450} 553}
451#endif 554#endif
452 555
453void rxvt_display::x_cb (io_watcher &w, short revents) 556void rxvt_display::x_cb (ev::io &w, int revents)
454{ 557{
558 flush_ev.start ();
559}
560
561void rxvt_display::flush_cb (ev::prepare &w, int revents)
562{
563 while (XEventsQueued (dpy, QueuedAfterFlush))
455 do 564 do
456 { 565 {
457 XEvent xev; 566 XEvent xev;
458 XNextEvent (display, &xev); 567 XNextEvent (dpy, &xev);
459 568
460#ifdef USE_XIM 569#ifdef USE_XIM
461 if (!XFilterEvent (&xev, None)) 570 if (!XFilterEvent (&xev, None))
462 { 571 {
463 if (xev.type == PropertyNotify 572 if (xev.type == PropertyNotify
464 && xev.xany.window == root 573 && xev.xany.window == root
465 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 574 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
466 im_change_check (); 575 im_change_check ();
467#endif 576#endif
577 if (xev.type == MappingNotify)
578 XRefreshKeyboardMapping (&xev.xmapping);
579
468 for (int i = xw.size (); i--; ) 580 for (int i = xw.size (); i--; )
469 { 581 {
470 if (!xw[i]) 582 if (!xw[i])
471 xw.erase_unordered (i); 583 xw.erase_unordered (i);
472 else if (xw[i]->window == xev.xany.window) 584 else if (xw[i]->window == xev.xany.window)
473 xw[i]->call (xev); 585 xw[i]->call (xev);
474 } 586 }
475#ifdef USE_XIM 587#ifdef USE_XIM
476 } 588 }
477#endif 589#endif
478 } 590 }
479 while (XEventsQueued (display, QueuedAlready)); 591 while (XEventsQueued (dpy, QueuedAlready));
480 592
481 XFlush (display); 593 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} 594}
491 595
492void rxvt_display::reg (xevent_watcher *w) 596void rxvt_display::reg (xevent_watcher *w)
493{ 597{
598 if (!w->active)
599 {
494 xw.push_back (w); 600 xw.push_back (w);
495 w->active = xw.size (); 601 w->active = xw.size ();
602 }
496} 603}
497 604
498void rxvt_display::unreg (xevent_watcher *w) 605void rxvt_display::unreg (xevent_watcher *w)
499{ 606{
500 if (w->active) 607 if (w->active)
608 {
501 xw[w->active - 1] = 0; 609 xw[w->active - 1] = 0;
610 w->active = 0;
611 }
502} 612}
503 613
504void rxvt_display::set_selection_owner (rxvt_term *owner) 614void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
505{ 615{
616 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
617
506 if (selection_owner && selection_owner != owner) 618 if (cur_owner && cur_owner != owner)
507 selection_owner->selection_clear (); 619 {
620 rxvt_term *term = cur_owner;
621 term->selection_clear (clipboard);
622 term->flush ();
623 }
508 624
509 selection_owner = owner; 625 cur_owner = owner;
510} 626}
511 627
512#ifdef USE_XIM 628#ifdef USE_XIM
629
513void rxvt_display::reg (im_watcher *w) 630void rxvt_display::reg (im_watcher *w)
514{ 631{
515 imw.push_back (w); 632 imw.push_back (w);
516} 633}
517 634
… …
526 int l, m; 643 int l, m;
527 644
528 l = strlen (locale); 645 l = strlen (locale);
529 m = strlen (modifiers); 646 m = strlen (modifiers);
530 647
531 if (!(id = (char *)malloc (l + m + 2))) 648 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
532 return 0; 649 return 0;
533 650
534 memcpy (id, locale, l); id[l] = '\n'; 651 memcpy (id, locale, l); id[l] = '\n';
535 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 652 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
536 653
537 rxvt_xim *xim = xims.get (id); 654 rxvt_xim *xim = xims.get (id);
538 655
539 free (id);
540
541 return xim; 656 return xim;
542} 657}
543 658
544void rxvt_display::put_xim (rxvt_xim *xim) 659void rxvt_display::put_xim (rxvt_xim *xim)
545{ 660{
546#if XLIB_IS_RACEFREE 661# if XLIB_IS_RACEFREE
547 xims.put (xim); 662 xims.put (xim);
548#endif 663# endif
549} 664}
665
550#endif 666#endif
551 667
552Atom rxvt_display::atom (const char *name) 668Atom rxvt_display::atom (const char *name)
553{ 669{
554 return XInternAtom (display, name, False); 670 return XInternAtom (dpy, name, False);
555} 671}
556 672
557///////////////////////////////////////////////////////////////////////////// 673/////////////////////////////////////////////////////////////////////////////
558 674
559template class refcache<rxvt_display>; 675template class refcache<rxvt_display>;
560refcache<rxvt_display> displays; 676refcache<rxvt_display> displays;
561 677
562///////////////////////////////////////////////////////////////////////////// 678/////////////////////////////////////////////////////////////////////////////
563 679//
680
681static unsigned int
682insert_component (unsigned int value, unsigned int mask, unsigned int shift)
683{
684 return (value * (mask + 1) >> 16) << shift;
685}
686
564bool 687bool
565rxvt_color::alloc (rxvt_screen *screen, const rxvt_rgba &color) 688rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
566{ 689{
690 //TODO: only supports 24 bit
691 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
692
567#if XFT 693#if XFT
568 XRenderPictFormat *format; 694 XRenderPictFormat *format;
569 695
570 // FUCKING Xft gets it wrong, of course, so work around it 696 // FUCKING Xft gets it wrong, of course, so work around it.
571 // transparency users should eat shit and die, and then 697 // Transparency users should eat shit and die, and then
572 // XRenderQueryPictIndexValues themselves plenty. 698 // XRenderQueryPictIndexValues themselves plenty.
573 if ((screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor) 699 if ((screen->visual->c_class == TrueColor)
574 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) 700 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
575 { 701 {
576 // the fun lies in doing everything manually... 702 // the fun lies in doing everything manually...
577 c.color.red = color.r; 703 c.color.red = color.r;
578 c.color.green = color.g; 704 c.color.green = color.g;
579 c.color.blue = color.b; 705 c.color.blue = color.b;
580 c.color.alpha = color.a; 706 c.color.alpha = alpha;
581 707
582 c.pixel = ((color.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red ) 708 // ARGB visuals use premultiplied alpha
583 | ((color.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green) 709 if (format->direct.alphaMask)
584 | ((color.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue ) 710 {
585 | ((color.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha); 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 }
715
716 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
717 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
718 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
719 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
586 720
587 return true; 721 return true;
588 } 722 }
589 else 723 else
590 { 724 {
591 XRenderColor d; 725 XRenderColor d;
592 726
593 d.red = color.r; 727 d.red = color.r;
594 d.green = color.g; 728 d.green = color.g;
595 d.blue = color.b; 729 d.blue = color.b;
596 d.alpha = color.a; 730 d.alpha = alpha;
597 731
598 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 732 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
599 } 733 }
600#else 734#else
601 if (screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor) 735 c.red = color.r;
736 c.green = color.g;
737 c.blue = color.b;
738
739 if (screen->visual->c_class == TrueColor)
602 { 740 {
603 p = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 741 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
604 / rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask ) 742 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
605 | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
606 / rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask)
607 | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) 743 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
608 / rxvt_rgba::MAX_CC) << ctz (screen->visual->blue_mask );
609 744
610 return true; 745 return true;
611 } 746 }
747 else if (XAllocColor (screen->dpy, screen->cmap, &c))
748 return true;
612 else 749 else
613 {
614 XColor xc;
615
616 xc.red = color.r;
617 xc.green = color.g;
618 xc.blue = color.b;
619
620 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
621 {
622 p = xc.pixel;
623 return true;
624 }
625 else
626 p = (color.r + color.g + color.b) > 128*3 750 c.pixel = (color.r + color.g + color.b) > 128*3
627 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)) 751 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
628 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)); 752 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
629 }
630#endif 753#endif
631 754
632 return false; 755 return false;
633} 756}
634 757
635bool 758bool
636rxvt_color::set (rxvt_screen *screen, const char *name) 759rxvt_color::set (rxvt_screen *screen, const char *name)
637{ 760{
638 rxvt_rgba c; 761 rgba c;
639 char eos; 762 char eos;
640 int skip; 763 int skip;
641 764
765 c.a = rgba::MAX_CC;
766
767 // parse the nonstandard "[alphapercent]" prefix
642 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 768 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
643 { 769 {
644 c.a = lerp<int, int, int> (0, rxvt_rgba::MAX_CC, c.a); 770 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
645 name += skip; 771 name += skip;
646 } 772 }
647 else
648 c.a = rxvt_rgba::MAX_CC;
649 773
650 // parse the non-standard rgba format 774 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
651 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%hx/%hx/%hx/%hx%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))
652 { 776 {
653 XColor xc, xc_exact; 777 XColor xc;
654 778
655 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 779 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
656 { 780 {
657 c.r = xc.red; 781 c.r = xc.red;
658 c.g = xc.green; 782 c.g = xc.green;
659 c.b = xc.blue; 783 c.b = xc.blue;
660 } 784 }
… …
670 794
671 return set (screen, c); 795 return set (screen, c);
672} 796}
673 797
674bool 798bool
675rxvt_color::set (rxvt_screen *screen, const rxvt_rgba &color) 799rxvt_color::set (rxvt_screen *screen, const rgba &color)
676{ 800{
677 bool got = alloc (screen, color); 801 bool got = alloc (screen, color);
678 802
679#if !ENABLE_MINIMAL 803#if !ENABLE_MINIMAL
680 int cmap_size = screen->visual->map_entries; 804 int cmap_size = screen->visual->map_entries;
… …
685 { 809 {
686 XColor *colors = new XColor [screen->visual->map_entries]; 810 XColor *colors = new XColor [screen->visual->map_entries];
687 811
688 for (int i = 0; i < cmap_size; i++) 812 for (int i = 0; i < cmap_size; i++)
689 colors [i].pixel = i; 813 colors [i].pixel = i;
690 814
815 // many kilobytes transfer per colour, but pseudocolor isn't worth
816 // many extra optimisations.
691 XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size); 817 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
692 818
693 int diff = 0x7fffffffUL; 819 int diff = 0x7fffffffUL;
694 XColor *best = colors; 820 XColor *best = colors;
695 821
696 for (int i = 0; i < cmap_size; i++) 822 for (int i = 0; i < cmap_size; i++)
… …
706 } 832 }
707 } 833 }
708 834
709 //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",
710 // 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);
711 837
712 got = alloc (screen, rxvt_rgba (best->red, best->green, best->blue)); 838 got = alloc (screen, rgba (best->red, best->green, best->blue));
713 839
714 delete colors; 840 delete [] colors;
715 } 841 }
716#endif 842#endif
717 843
718 return got; 844 return got;
719} 845}
720 846
721void 847void
722rxvt_color::get (rxvt_screen *screen, rxvt_rgba &color) 848rxvt_color::get (rgba &color)
723{ 849{
724#if XFT 850#if XFT
725 color.r = c.color.red; 851 color.r = c.color.red;
726 color.g = c.color.green; 852 color.g = c.color.green;
727 color.b = c.color.blue; 853 color.b = c.color.blue;
728 color.a = c.color.alpha; 854 color.a = c.color.alpha;
729#else 855#else
730 XColor c;
731
732 c.pixel = p;
733 XQueryColor (screen->xdisp, screen->cmap, &c);
734
735 color.r = c.red; 856 color.r = c.red;
736 color.g = c.green; 857 color.g = c.green;
737 color.b = c.blue; 858 color.b = c.blue;
738 color.a = rxvt_rgba::MAX_CC; 859 color.a = rgba::MAX_CC;
739#endif 860#endif
740} 861}
741 862
742void 863void
864rxvt_color::get (XColor &color)
865{
866 rgba c;
867 get (c);
868
869 color.red = c.r;
870 color.green = c.g;
871 color.blue = c.b;
872 color.pixel = (Pixel)*this;
873}
874
875void
743rxvt_color::free (rxvt_screen *screen) 876rxvt_color::free (rxvt_screen *screen)
744{ 877{
878 if (screen->visual->c_class == TrueColor)
879 return; // nothing to do
880
745#if XFT 881#if XFT
746 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); 882 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
747#else 883#else
748 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 884 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
749#endif 885#endif
750} 886}
751 887
752rxvt_color 888void
753rxvt_color::fade (rxvt_screen *screen, int percent, const rxvt_rgba &to) 889rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
754{ 890{
755 rxvt_rgba c; 891 rgba c;
756 get (screen, c); 892 get (c);
757 893
758 rxvt_color faded; 894 result.set (
759 faded.set (
760 screen, 895 screen,
761 rxvt_rgba ( 896 rgba (
762 lerp (to.r, c.r, percent), 897 lerp (c.r, to.r, percent),
763 lerp (to.g, c.g, percent), 898 lerp (c.g, to.g, percent),
764 lerp (to.b, c.b, percent), 899 lerp (c.b, to.b, percent),
765 lerp (to.a, c.a, percent) 900 lerp (c.a, to.a, percent)
766 ) 901 )
767 ); 902 );
903}
768 904
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}
919
920void
921rxvt_selection::stop ()
922{
923 free (incr_buf);
924 incr_buf = 0;
925 timer_ev.stop ();
926 x_ev.stop (display);
927}
928
929rxvt_selection::~rxvt_selection ()
930{
931 stop ();
932}
933
934void
935rxvt_selection::run ()
936{
937 int selnum = selection_type;
938
939#if ENABLE_FRILLS
940 if (selnum == Sel_Primary && display->selection_owner)
941 {
942 /* internal selection */
943 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
944 finish (str, strlen (str));
945 free (str);
946 return;
947 }
948#endif
949
950#if X_HAVE_UTF8_STRING
951 selection_type = Sel_UTF8String;
952 if (request (display->xa[XA_UTF8_STRING], selnum))
953 return;
954#else
955 selection_type = Sel_CompoundText;
956 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
957 return;
958#endif
959
960 // fallback to CUT_BUFFER0 if the requested property has no owner
961 handle_selection (display->root, XA_CUT_BUFFER0, false);
962}
963
964void
965rxvt_selection::finish (char *data, unsigned int len)
966{
967 if (term)
968 {
969 if (data)
970 term->paste (data, len);
971
972 term->selection_req = 0;
973 delete this;
974 }
975#if ENABLE_PERL
976 else
977 {
978 stop (); // we do not really trust perl callbacks
979 rxvt_perl.selection_finish (this, data, len);
980 }
981#endif
982}
983
984bool
985rxvt_selection::request (Atom target, int selnum)
986{
987 Atom sel;
988
989 selection_type |= selnum;
990
991 if (selnum == Sel_Primary)
992 sel = XA_PRIMARY;
993 else if (selnum == Sel_Secondary)
994 sel = XA_SECONDARY;
995 else
996 sel = display->xa[XA_CLIPBOARD];
997
998 if (XGetSelectionOwner (display->dpy, sel) != None)
999 {
1000 XConvertSelection (display->dpy, sel, target, request_prop,
1001 request_win, request_time);
1002 x_ev.start (display, request_win);
1003 timer_ev.again ();
1004 return true;
1005 }
1006
769 return faded; 1007 return false;
770} 1008}
771 1009
1010void
1011rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1012{
1013 Display *dpy = display->dpy;
1014 char *data = 0;
1015 unsigned int data_len = 0;
1016 unsigned long bytes_after;
1017 XTextProperty ct;
1018
1019 // check for failed XConvertSelection
1020 if (prop == None)
1021 {
1022 bool error = true;
1023 int selnum = selection_type & Sel_whereMask;
1024
1025 if (selection_type & Sel_CompoundText)
1026 {
1027 selection_type = 0;
1028 error = !request (XA_STRING, selnum);
1029 }
1030
1031 if (selection_type & Sel_UTF8String)
1032 {
1033 selection_type = Sel_CompoundText;
1034 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1035 }
1036
1037 if (error)
1038 {
1039 ct.value = 0;
1040 goto bailout;
1041 }
1042
1043 return;
1044 }
1045
1046 // length == (2^31 - 1) / 4, as gdk
1047 if (XGetWindowProperty (dpy, win, prop,
1048 0, 0x1fffffff,
1049 delete_prop, AnyPropertyType,
1050 &ct.encoding, &ct.format,
1051 &ct.nitems, &bytes_after,
1052 &ct.value) != Success)
1053 {
1054 ct.value = 0;
1055 goto bailout;
1056 }
1057
1058 if (ct.encoding == None)
1059 goto bailout;
1060
1061 if (ct.value == 0)
1062 goto bailout;
1063
1064 if (ct.encoding == display->xa[XA_INCR])
1065 {
1066 // INCR selection, start handshake
1067 if (!delete_prop)
1068 XDeleteProperty (dpy, win, prop);
1069
1070 selection_wait = Sel_incr;
1071 timer_ev.again ();
1072
1073 goto bailout;
1074 }
1075
1076 if (ct.nitems == 0)
1077 {
1078 if (selection_wait == Sel_incr)
1079 {
1080 XFree (ct.value);
1081
1082 // finally complete, now paste the whole thing
1083 selection_wait = Sel_normal;
1084 ct.value = (unsigned char *)incr_buf;
1085 ct.nitems = incr_buf_fill;
1086 incr_buf = 0;
1087 timer_ev.stop ();
1088 }
1089 else
1090 {
1091 // avoid recursion
1092 if (win != display->root || prop != XA_CUT_BUFFER0)
1093 {
1094 XFree (ct.value);
1095
1096 // fallback to CUT_BUFFER0 if the requested property
1097 // has an owner but is empty
1098 handle_selection (display->root, XA_CUT_BUFFER0, False);
1099 return;
1100 }
1101
1102 goto bailout;
1103 }
1104 }
1105 else if (selection_wait == Sel_incr)
1106 {
1107 timer_ev.again ();
1108
1109 while (incr_buf_fill + ct.nitems > incr_buf_size)
1110 {
1111 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1112 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1113 }
1114
1115 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1116 incr_buf_fill += ct.nitems;
1117
1118 goto bailout;
1119 }
1120
1121 char **cl;
1122 int cr;
1123
1124 // we honour the first item only
1125
1126#if !ENABLE_MINIMAL
1127 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1128 // so recode it manually
1129 if (ct.encoding == display->xa[XA_UTF8_STRING])
1130 {
1131 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1132 data = rxvt_wcstombs (w);
1133 free (w);
1134 }
1135 else
1136#endif
1137 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1138 && cl)
1139 {
1140 data = strdup (cl[0]);
1141 XFreeStringList (cl);
1142 }
1143 else
1144 {
1145 // paste raw
1146 data = strdup ((const char *)ct.value);
1147 }
1148
1149 data_len = strlen (data);
1150
1151bailout:
1152 XFree (ct.value);
1153
1154 if (selection_wait == Sel_normal)
1155 {
1156 finish (data, data_len);
1157 free (data);
1158 }
1159}
1160
1161void
1162rxvt_selection::timer_cb (ev::timer &w, int revents)
1163{
1164 if (selection_wait == Sel_incr)
1165 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1166
1167 finish ();
1168}
1169
1170void
1171rxvt_selection::x_cb (XEvent &xev)
1172{
1173 switch (xev.type)
1174 {
1175 case PropertyNotify:
1176 if (selection_wait == Sel_incr
1177 && xev.xproperty.atom == request_prop
1178 && xev.xproperty.state == PropertyNewValue)
1179 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1180 break;
1181
1182 case SelectionNotify:
1183 if (selection_wait == Sel_normal
1184 && xev.xselection.time == request_time
1185 && xev.xselection.property == request_prop)
1186 {
1187 timer_ev.stop ();
1188 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1189 }
1190 break;
1191 }
1192}

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