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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 1.117 by sf-exg, Sat Feb 12 00:30:00 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 * 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 affording 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
513 629
514void rxvt_display::reg (im_watcher *w) 630void rxvt_display::reg (im_watcher *w)
… …
527 int l, m; 643 int l, m;
528 644
529 l = strlen (locale); 645 l = strlen (locale);
530 m = strlen (modifiers); 646 m = strlen (modifiers);
531 647
532 if (!(id = (char *)malloc (l + m + 2))) 648 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
533 return 0; 649 return 0;
534 650
535 memcpy (id, locale, l); id[l] = '\n'; 651 memcpy (id, locale, l); id[l] = '\n';
536 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 652 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
537 653
538 rxvt_xim *xim = xims.get (id); 654 rxvt_xim *xim = xims.get (id);
539
540 free (id);
541 655
542 return xim; 656 return xim;
543} 657}
544 658
545void rxvt_display::put_xim (rxvt_xim *xim) 659void rxvt_display::put_xim (rxvt_xim *xim)
… …
551 665
552#endif 666#endif
553 667
554Atom rxvt_display::atom (const char *name) 668Atom rxvt_display::atom (const char *name)
555{ 669{
556 return XInternAtom (display, name, False); 670 return XInternAtom (dpy, name, False);
557} 671}
558 672
559///////////////////////////////////////////////////////////////////////////// 673/////////////////////////////////////////////////////////////////////////////
560 674
561template class refcache<rxvt_display>; 675template class refcache<rxvt_display>;
562refcache<rxvt_display> displays; 676refcache<rxvt_display> displays;
563 677
564///////////////////////////////////////////////////////////////////////////// 678/////////////////////////////////////////////////////////////////////////////
565 679//
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
566bool 687bool
567rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 688rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
568{ 689{
690 //TODO: only supports 24 bit
691 int alpha = color.a >= 0xff00 ? 0xffff : color.a;
692
569#if XFT 693#if XFT
570 XRenderPictFormat *format; 694 XRenderPictFormat *format;
571 695
572 // FUCKING Xft gets it wrong, of course, so work around it. 696 // FUCKING Xft gets it wrong, of course, so work around it.
573 // Transparency users should eat shit and die, and then 697 // Transparency users should eat shit and die, and then
574 // XRenderQueryPictIndexValues themselves plenty. 698 // XRenderQueryPictIndexValues themselves plenty.
575 if ((screen->visual->c_class == TrueColor) 699 if ((screen->visual->c_class == TrueColor)
576 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) 700 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
577 { 701 {
578 // the fun lies in doing everything manually... 702 // the fun lies in doing everything manually...
579 c.color.red = color.r; 703 c.color.red = color.r;
580 c.color.green = color.g; 704 c.color.green = color.g;
581 c.color.blue = color.b; 705 c.color.blue = color.b;
582 c.color.alpha = color.a; 706 c.color.alpha = alpha;
583 707
584 c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) 708 c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
585 | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) 709 | insert_component (color.g, format->direct.greenMask, format->direct.green)
586 | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) 710 | insert_component (color.b, format->direct.blueMask , format->direct.blue )
587 | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); 711 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
588 712
589 return true; 713 return true;
590 } 714 }
591 else 715 else
592 { 716 {
593 XRenderColor d; 717 XRenderColor d;
594 718
595 d.red = color.r; 719 d.red = color.r;
596 d.green = color.g; 720 d.green = color.g;
597 d.blue = color.b; 721 d.blue = color.b;
598 d.alpha = color.a; 722 d.alpha = alpha;
599 723
600 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 724 return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
601 } 725 }
602#else 726#else
603 c.red = color.r; 727 c.red = color.r;
604 c.green = color.g; 728 c.green = color.g;
605 c.blue = color.b; 729 c.blue = color.b;
606 730
607 if (screen->visual->c_class == TrueColor) 731 if (screen->visual->c_class == TrueColor)
608 { 732 {
609 c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 733 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
610 / rgba::MAX_CC) << ctz (screen->visual->red_mask ) 734 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (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 )) 735 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
614 / rgba::MAX_CC) << ctz (screen->visual->blue_mask );
615 736
616 return true; 737 return true;
617 } 738 }
618 else if (XAllocColor (screen->xdisp, screen->cmap, &c)) 739 else if (XAllocColor (screen->dpy, screen->cmap, &c))
619 return true; 740 return true;
620 else 741 else
621 c.pixel = (color.r + color.g + color.b) > 128*3 742 c.pixel = (color.r + color.g + color.b) > 128*3
622 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)) 743 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
623 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)); 744 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
624#endif 745#endif
625 746
626 return false; 747 return false;
627} 748}
628 749
… …
631{ 752{
632 rgba c; 753 rgba c;
633 char eos; 754 char eos;
634 int skip; 755 int skip;
635 756
757 c.a = rgba::MAX_CC;
758
636 // parse the nonstandard "[alphapercent]" prefix 759 // parse the nonstandard "[alphapercent]" prefix
637 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 760 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
638 { 761 {
639 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 762 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
640 name += skip; 763 name += skip;
641 } 764 }
642 else
643 c.a = rgba::MAX_CC;
644 765
645 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format 766 // 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)) 767 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 { 768 {
648 XColor xc, xc_exact; 769 XColor xc;
649 770
650 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 771 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
651 { 772 {
652 c.r = xc.red; 773 c.r = xc.red;
653 c.g = xc.green; 774 c.g = xc.green;
654 c.b = xc.blue; 775 c.b = xc.blue;
655 } 776 }
… …
680 { 801 {
681 XColor *colors = new XColor [screen->visual->map_entries]; 802 XColor *colors = new XColor [screen->visual->map_entries];
682 803
683 for (int i = 0; i < cmap_size; i++) 804 for (int i = 0; i < cmap_size; i++)
684 colors [i].pixel = i; 805 colors [i].pixel = i;
685 806
686 // many kilobytes transfer per colour, but pseudocolor isn't worth 807 // many kilobytes transfer per colour, but pseudocolor isn't worth
687 // many extra optimisations. 808 // many extra optimisations.
688 XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size); 809 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
689 810
690 int diff = 0x7fffffffUL; 811 int diff = 0x7fffffffUL;
691 XColor *best = colors; 812 XColor *best = colors;
692 813
693 for (int i = 0; i < cmap_size; i++) 814 for (int i = 0; i < cmap_size; i++)
… …
703 } 824 }
704 } 825 }
705 826
706 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 827 //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); 828 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
708 829
709 got = alloc (screen, rgba (best->red, best->green, best->blue)); 830 got = alloc (screen, rgba (best->red, best->green, best->blue));
710 831
711 delete colors; 832 delete [] colors;
712 } 833 }
713#endif 834#endif
714 835
715 return got; 836 return got;
716} 837}
… …
741 color.green = c.g; 862 color.green = c.g;
742 color.blue = c.b; 863 color.blue = c.b;
743 color.pixel = (Pixel)*this; 864 color.pixel = (Pixel)*this;
744} 865}
745 866
746void 867void
747rxvt_color::free (rxvt_screen *screen) 868rxvt_color::free (rxvt_screen *screen)
748{ 869{
870 if (screen->visual->c_class == TrueColor)
871 return; // nothing to do
872
749#if XFT 873#if XFT
750 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); 874 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
751#else 875#else
752 XFreeColors (screen->xdisp, screen->cmap, &c.pixel, 1, AllPlanes); 876 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
753#endif 877#endif
754} 878}
755 879
756void 880void
757rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to) 881rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
… …
768 lerp (c.a, to.a, percent) 892 lerp (c.a, to.a, percent)
769 ) 893 )
770 ); 894 );
771} 895}
772 896
897rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, sel_cb cb, void *ptr)
898: display (disp), request_time (tm), request_win (win), request_prop (prop), request_cb (cb), user_data (ptr)
899{
900 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
901
902 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
903 timer_ev.repeat = 10.;
904 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
905
906 incr_buf = 0;
907 incr_buf_size = incr_buf_fill = 0;
908 selection_wait = Sel_normal;
909 selection_type = selnum;
910}
911
912void
913rxvt_selection::run ()
914{
915 int selnum = selection_type;
916
917#if X_HAVE_UTF8_STRING
918 selection_type = Sel_UTF8String;
919 if (request (display->xa[XA_UTF8_STRING], selnum))
920 return;
921#else
922 selection_type = Sel_CompoundText;
923 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
924 return;
925#endif
926
927 // fallback to CUT_BUFFER0 if the requested property has no owner
928 handle_selection (display->root, XA_CUT_BUFFER0, false);
929}
930
931rxvt_selection::~rxvt_selection ()
932{
933 stop ();
934}
935
936void
937rxvt_selection::stop ()
938{
939 free (incr_buf);
940 incr_buf = 0;
941 timer_ev.stop ();
942 x_ev.stop (display);
943}
944
945bool
946rxvt_selection::request (Atom target, int selnum)
947{
948 Atom sel;
949
950 selection_type |= selnum;
951
952 if (selnum == Sel_Primary)
953 sel = XA_PRIMARY;
954 else if (selnum == Sel_Secondary)
955 sel = XA_SECONDARY;
956 else
957 sel = display->xa[XA_CLIPBOARD];
958
959 if (XGetSelectionOwner (display->dpy, sel) != None)
960 {
961 XConvertSelection (display->dpy, sel, target, request_prop,
962 request_win, request_time);
963 x_ev.start (display, request_win);
964 timer_ev.again ();
965 return true;
966 }
967
968 return false;
969}
970
971void
972rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
973{
974 Display *dpy = display->dpy;
975 char *data = 0;
976 unsigned int data_len = 0;
977 unsigned long bytes_after;
978 XTextProperty ct;
979
980 // check for failed XConvertSelection
981 if (prop == None)
982 {
983 bool error = true;
984 int selnum = selection_type & Sel_whereMask;
985
986 if (selection_type & Sel_CompoundText)
987 {
988 selection_type = 0;
989 error = !request (XA_STRING, selnum);
990 }
991
992 if (selection_type & Sel_UTF8String)
993 {
994 selection_type = Sel_CompoundText;
995 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
996 }
997
998 if (error)
999 {
1000 ct.value = 0;
1001 goto bailout;
1002 }
1003
1004 return;
1005 }
1006
1007 // length == (2^31 - 1) / 4, as gdk
1008 if (XGetWindowProperty (dpy, win, prop,
1009 0, 0x1fffffff,
1010 delete_prop, AnyPropertyType,
1011 &ct.encoding, &ct.format,
1012 &ct.nitems, &bytes_after,
1013 &ct.value) != Success)
1014 {
1015 ct.value = 0;
1016 goto bailout;
1017 }
1018
1019 if (ct.encoding == None)
1020 goto bailout;
1021
1022 if (ct.value == 0)
1023 goto bailout;
1024
1025 if (ct.encoding == display->xa[XA_INCR])
1026 {
1027 // INCR selection, start handshake
1028 if (!delete_prop)
1029 XDeleteProperty (dpy, win, prop);
1030
1031 selection_wait = Sel_incr;
1032 timer_ev.again ();
1033
1034 goto bailout;
1035 }
1036
1037 if (ct.nitems == 0)
1038 {
1039 if (selection_wait == Sel_incr)
1040 {
1041 XFree (ct.value);
1042
1043 // finally complete, now paste the whole thing
1044 selection_wait = Sel_normal;
1045 ct.value = (unsigned char *)incr_buf;
1046 ct.nitems = incr_buf_fill;
1047 incr_buf = 0;
1048 timer_ev.stop ();
1049 }
1050 else
1051 {
1052 // avoid recursion
1053 if (win != display->root || prop != XA_CUT_BUFFER0)
1054 {
1055 XFree (ct.value);
1056
1057 // fallback to CUT_BUFFER0 if the requested property
1058 // has an owner but is empty
1059 handle_selection (display->root, XA_CUT_BUFFER0, False);
1060 return;
1061 }
1062
1063 goto bailout;
1064 }
1065 }
1066 else if (selection_wait == Sel_incr)
1067 {
1068 timer_ev.again ();
1069
1070 while (incr_buf_fill + ct.nitems > incr_buf_size)
1071 {
1072 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1073 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1074 }
1075
1076 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1077 incr_buf_fill += ct.nitems;
1078
1079 goto bailout;
1080 }
1081
1082 char **cl;
1083 int cr;
1084
1085 // we honour the first item only
1086
1087#if !ENABLE_MINIMAL
1088 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1089 // so recode it manually
1090 if (ct.encoding == display->xa[XA_UTF8_STRING])
1091 {
1092 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1093 data = rxvt_wcstombs (w);
1094 free (w);
1095 }
1096 else
1097#endif
1098 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1099 && cl)
1100 {
1101 data = strdup (cl[0]);
1102 XFreeStringList (cl);
1103 }
1104 else
1105 {
1106 // paste raw
1107 data = strdup ((const char *)ct.value);
1108 }
1109
1110 data_len = strlen (data);
1111
1112bailout:
1113 XFree (ct.value);
1114
1115 if (selection_wait == Sel_normal)
1116 {
1117 stop ();
1118 request_cb (data, data_len, this, user_data);
1119 free (data);
1120 }
1121}
1122
1123void
1124rxvt_selection::timer_cb (ev::timer &w, int revents)
1125{
1126 if (selection_wait == Sel_incr)
1127 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1128
1129 stop ();
1130 request_cb (NULL, 0, this, user_data);
1131}
1132
1133void
1134rxvt_selection::x_cb (XEvent &xev)
1135{
1136 switch (xev.type)
1137 {
1138 case PropertyNotify:
1139 if (selection_wait == Sel_incr
1140 && xev.xproperty.atom == request_prop
1141 && xev.xproperty.state == PropertyNewValue)
1142 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1143 break;
1144
1145 case SelectionNotify:
1146 if (selection_wait == Sel_normal
1147 && xev.xselection.time == request_time
1148 && xev.xselection.property == request_prop)
1149 {
1150 timer_ev.stop ();
1151 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1152 }
1153 break;
1154 }
1155}

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