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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.38 by root, Mon Jan 30 19:46:13 2006 UTC vs.
Revision 1.137 by root, Thu Jun 7 16:04:31 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#if 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",
… …
154 put (*this->begin ()); 153 put (*this->begin ());
155} 154}
156 155
157///////////////////////////////////////////////////////////////////////////// 156/////////////////////////////////////////////////////////////////////////////
158 157
159#ifdef USE_XIM 158#if USE_XIM
160 159
161static void 160static void
162#if XIMCB_PROTO_BROKEN 161#if XIMCB_PROTO_BROKEN
163im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 162im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
164#else 163#else
… …
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 265#if ENABLE_FRILLS
220rxvt_screen::set (rxvt_display *disp, int bitdepth)
221{
222 set (disp);
223 266
267void
268rxvt_screen::select_visual (int id)
269{
270 XVisualInfo vinfo;
271 vinfo.visualid = id;
272 int n;
273
274 if (XVisualInfo *vi = XGetVisualInfo (dpy, VisualIDMask, &vinfo, &n))
275 {
276 depth = vi->depth;
277 visual = vi->visual;
278
279 XFree (vi);
280
281 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
282 }
283 else
284 rxvt_warn ("cannot requested visual id 0x%02x, using default visual.\n", id);
285}
286
287void
288rxvt_screen::select_depth (int bitdepth)
289{
290 XVisualInfo vinfo;
291
292 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
293 select_visual (vinfo.visualid);
294 else
295 rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth);
296}
297
298#endif
299
300void
301rxvt_screen::clear ()
302{
224#if XFT 303#if XFT
225 XVisualInfo vinfo; 304 if (scratch_area)
226
227 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))
228 {
229 depth = bitdepth;
230 visual = vinfo.visual;
231 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);
232 } 305 {
306 XFreePixmap (dpy, scratch_area->drawable);
307 delete scratch_area;
308 }
233#endif 309#endif
234}
235 310
236void
237rxvt_screen::clear ()
238{
239 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 311 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
240 XFreeColormap (xdisp, cmap); 312 XFreeColormap (dpy, cmap);
241} 313}
242 314
243///////////////////////////////////////////////////////////////////////////// 315/////////////////////////////////////////////////////////////////////////////
244 316
245rxvt_display::rxvt_display (const char *id) 317rxvt_display::rxvt_display (const char *id)
246: refcounted (id) 318: refcounted (id)
247, x_ev (this, &rxvt_display::x_cb)
248, selection_owner (0) 319, selection_owner (0)
320, clipboard_owner (0)
249{ 321{
322 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
323 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
250} 324}
251 325
252XrmDatabase 326XrmDatabase
253rxvt_display::get_resources () 327rxvt_display::get_resources (bool refresh)
254{ 328{
255 char *homedir = (char *)getenv ("HOME"); 329 char *homedir = getenv ("HOME");
256 char fname[1024]; 330 char fname[1024];
257 331
258 /* 332 /*
259 * get resources using the X library function 333 * get resources using the X library function
260 */ 334 */
261 char *displayResource, *xe; 335 char *displayResource, *xe;
262 XrmDatabase database, rdb1; 336 XrmDatabase rdb1, database = 0;
263 337
264 database = NULL; 338#if !XLIB_ILLEGAL_ACCESS
339 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
340 database = XrmGetStringDatabase ("");
341#endif
265 342
266 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 343 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
344 // as opposed to "standard practise", we always read in ~/.Xdefaults
267 345
268 // 6. System wide per application default file. 346 // 6. System wide per application default file.
269 347
270 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 348 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
271 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 349 if ((xe = getenv ("XAPPLRESDIR")))
272 { 350 {
273 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 351 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
274 352
275 if ((rdb1 = XrmGetFileDatabase (fname))) 353 if ((rdb1 = XrmGetFileDatabase (fname)))
276 XrmMergeDatabases (rdb1, &database); 354 XrmMergeDatabases (rdb1, &database);
… …
278 356
279 // 5. User's per application default file. 357 // 5. User's per application default file.
280 // none 358 // none
281 359
282 // 4. User's defaults file. 360 // 4. User's defaults file.
361 if (homedir)
362 {
363 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
364
365 if ((rdb1 = XrmGetFileDatabase (fname)))
366 XrmMergeDatabases (rdb1, &database);
367 }
368
283 /* Get any Xserver defaults */ 369 /* Get any Xserver defaults */
370 if (refresh)
371 {
372 // fucking xlib keeps a copy of the rm string
373 Atom actual_type;
374 int actual_format;
375 unsigned long nitems, nremaining;
376 char *val = 0;
377
378#if XLIB_ILLEGAL_ACCESS
379 if (dpy->xdefaults)
380 XFree (dpy->xdefaults);
381#endif
382
383 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
384 0L, 100000000L, False,
385 XA_STRING, &actual_type, &actual_format,
386 &nitems, &nremaining,
387 (unsigned char **)&val) == Success
388 && actual_type == XA_STRING
389 && actual_format == 8)
390 displayResource = val;
391 else
392 {
393 displayResource = 0;
394
395 if (val)
396 XFree (val);
397 }
398
399#if XLIB_ILLEGAL_ACCESS
400 dpy->xdefaults = displayResource;
401#endif
402 }
403 else
284 displayResource = XResourceManagerString (display); 404 displayResource = XResourceManagerString (dpy);
285 405
286 if (displayResource != NULL) 406 if (displayResource)
287 { 407 {
288 if ((rdb1 = XrmGetStringDatabase (displayResource))) 408 if ((rdb1 = XrmGetStringDatabase (displayResource)))
289 XrmMergeDatabases (rdb1, &database); 409 XrmMergeDatabases (rdb1, &database);
290 } 410 }
291 else if (homedir)
292 {
293 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
294 411
295 if ((rdb1 = XrmGetFileDatabase (fname))) 412#if !XLIB_ILLEGAL_ACCESS
296 XrmMergeDatabases (rdb1, &database); 413 if (refresh && displayResource)
297 } 414 XFree (displayResource);
415#endif
298 416
299 /* Get screen specific resources */ 417 /* Get screen specific resources */
300 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 418 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
301 419
302 if (displayResource != NULL) 420 if (displayResource)
303 { 421 {
304 if ((rdb1 = XrmGetStringDatabase (displayResource))) 422 if ((rdb1 = XrmGetStringDatabase (displayResource)))
305 /* Merge with screen-independent resources */ 423 /* Merge with screen-independent resources */
306 XrmMergeDatabases (rdb1, &database); 424 XrmMergeDatabases (rdb1, &database);
307 425
308 XFree (displayResource); 426 XFree (displayResource);
309 } 427 }
310 428
311 // 3. User's per host defaults file 429 // 3. User's per host defaults file
312 /* Add in XENVIRONMENT file */ 430 /* Add in XENVIRONMENT file */
313 if ((xe = (char *)getenv ("XENVIRONMENT")) 431 if ((xe = getenv ("XENVIRONMENT"))
314 && (rdb1 = XrmGetFileDatabase (xe))) 432 && (rdb1 = XrmGetFileDatabase (xe)))
315 XrmMergeDatabases (rdb1, &database); 433 XrmMergeDatabases (rdb1, &database);
316 else if (homedir) 434 else if (homedir)
317 { 435 {
318 struct utsname un; 436 struct utsname un;
… …
332bool rxvt_display::ref_init () 450bool rxvt_display::ref_init ()
333{ 451{
334#ifdef LOCAL_X_IS_UNIX 452#ifdef LOCAL_X_IS_UNIX
335 if (id[0] == ':') 453 if (id[0] == ':')
336 { 454 {
337 val = rxvt_malloc (5 + strlen (id) + 1); 455 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
456
338 strcpy (val, "unix/"); 457 strcpy (val, "unix/");
339 strcat (val, id); 458 strcat (val, id);
459
340 display = XOpenDisplay (val); 460 dpy = XOpenDisplay (val);
341 free (val);
342 } 461 }
343 else 462 else
344#endif 463#endif
345 display = 0; 464 dpy = 0;
346 465
347 if (!display) 466 if (!dpy)
348 display = XOpenDisplay (id); 467 dpy = XOpenDisplay (id);
349 468
350 if (!display) 469 if (!dpy)
351 return false; 470 return false;
352 471
353 screen = DefaultScreen (display); 472 screen = DefaultScreen (dpy);
354 root = DefaultRootWindow (display); 473 root = DefaultRootWindow (dpy);
355 474
356 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 475 assert (ecb_array_length (xa_names) == NUM_XA);
357 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 476 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
358 477
359 XrmSetDatabase (display, get_resources ()); 478 XrmSetDatabase (dpy, get_resources (false));
360 479
361#ifdef POINTER_BLANK 480#ifdef POINTER_BLANK
362 XColor blackcolour; 481 XColor blackcolour;
363 blackcolour.red = 0; 482 blackcolour.red = 0;
364 blackcolour.green = 0; 483 blackcolour.green = 0;
365 blackcolour.blue = 0; 484 blackcolour.blue = 0;
366 Font f = XLoadFont (display, "fixed"); 485 Font f = XLoadFont (dpy, "fixed");
367 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 486 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
368 &blackcolour, &blackcolour); 487 &blackcolour, &blackcolour);
369 XUnloadFont (display, f); 488 XUnloadFont (dpy, f);
370#endif 489#endif
371 490
491 flags = 0;
492#if XRENDER
493 int major, minor;
494 if (XRenderQueryVersion (dpy, &major, &minor))
495 {
496 flags |= DISPLAY_HAS_RENDER;
497
498 if (major > 0 || (major == 0 && minor >= 10))
499 flags |= DISPLAY_HAS_RENDER_10;
500
501 if (major > 0 || (major == 0 && minor >= 11))
502 flags |= DISPLAY_HAS_RENDER_MUL;
503
504 XFilters *filters = XRenderQueryFilters (dpy, root);
505 if (filters)
506 {
507 for (int i = 0; i < filters->nfilter; i++)
508 if (!strcmp (filters->filter[i], FilterConvolution))
509 flags |= DISPLAY_HAS_RENDER_CONV;
510
511 XFree (filters);
512 }
513 }
514#endif
515
372 int fd = XConnectionNumber (display); 516 int fd = XConnectionNumber (dpy);
373 517
374#ifndef NO_SLOW_LINK_SUPPORT
375 // try to detect wether we have a local connection. 518 // try to detect whether we have a local connection.
376 // assume unix domains socket == local, everything else not 519 // assume unix domain socket == local, everything else not
377 // TODO: might want to check for inet/127.0.0.1 520 // TODO: might want to check for inet/127.0.0.1
378 is_local = 0; 521 is_local = 0;
379 sockaddr_un sa; 522 sockaddr_un sa;
380 socklen_t sl = sizeof (sa); 523 socklen_t sl = sizeof (sa);
381 524
382 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 525 if (!getsockname (fd, (sockaddr *)&sa, &sl))
383 is_local = sa.sun_family == AF_LOCAL; 526 is_local = sa.sun_family == AF_UNIX;
384#endif
385 527
528 flush_ev.start ();
386 x_ev.start (fd, EVENT_READ); 529 x_ev.start (fd, ev::READ);
387 fcntl (fd, F_SETFD, FD_CLOEXEC); 530 fcntl (fd, F_SETFD, FD_CLOEXEC);
388 531
389 XSelectInput (display, root, PropertyChangeMask); 532 XSelectInput (dpy, root, PropertyChangeMask);
390 533
391 flush (); 534 flush ();
392 535
393 return true; 536 return true;
394} 537}
395 538
396void 539void
397rxvt_display::ref_next () 540rxvt_display::ref_next ()
398{ 541{
399 // TODO: somehow check wether the database files/resources changed 542 // TODO: somehow check whether the database files/resources changed
400 // before re-loading/parsing 543 // before affording re-loading/parsing
401 XrmDestroyDatabase (XrmGetDatabase (display)); 544 XrmDestroyDatabase (XrmGetDatabase (dpy));
545#if XLIB_ILLEGAL_ACCESS
546 /* work around a bug in XrmSetDatabase where it frees the db */
547 dpy->db = 0;
548#endif
402 XrmSetDatabase (display, get_resources ()); 549 XrmSetDatabase (dpy, get_resources (true));
403} 550}
404 551
405rxvt_display::~rxvt_display () 552rxvt_display::~rxvt_display ()
406{ 553{
407 if (!display) 554 if (!dpy)
408 return; 555 return;
409 556
410#ifdef POINTER_BLANK 557#ifdef POINTER_BLANK
411 XFreeCursor (display, blank_cursor); 558 XFreeCursor (dpy, blank_cursor);
412#endif 559#endif
413 x_ev.stop (); 560 x_ev.stop ();
561 flush_ev.stop ();
414#ifdef USE_XIM 562#if USE_XIM
415 xims.clear (); 563 xims.clear ();
416#endif 564#endif
565 XrmDestroyDatabase (XrmGetDatabase (dpy));
417 XCloseDisplay (display); 566 XCloseDisplay (dpy);
418} 567}
419 568
420#ifdef USE_XIM 569#if USE_XIM
421void rxvt_display::im_change_cb () 570void rxvt_display::im_change_cb ()
422{ 571{
423 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 572 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
424 (*i)->call (); 573 (*i)->call ();
425} 574}
… …
430 // registers, as xlib crashes due to a race otherwise. 579 // registers, as xlib crashes due to a race otherwise.
431 Atom actual_type, *atoms; 580 Atom actual_type, *atoms;
432 int actual_format; 581 int actual_format;
433 unsigned long nitems, bytes_after; 582 unsigned long nitems, bytes_after;
434 583
435 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 584 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
436 False, XA_ATOM, &actual_type, &actual_format, 585 False, XA_ATOM, &actual_type, &actual_format,
437 &nitems, &bytes_after, (unsigned char **)&atoms) 586 &nitems, &bytes_after, (unsigned char **)&atoms)
438 != Success ) 587 != Success)
439 return; 588 return;
440 589
441 if (actual_type == XA_ATOM && actual_format == 32) 590 if (actual_type == XA_ATOM && actual_format == 32)
442 for (int i = 0; i < nitems; i++) 591 for (int i = 0; i < nitems; i++)
443 if (XGetSelectionOwner (display, atoms[i])) 592 if (XGetSelectionOwner (dpy, atoms[i]))
444 { 593 {
445 im_change_cb (); 594 im_change_cb ();
446 break; 595 break;
447 } 596 }
448 597
449 XFree (atoms); 598 XFree (atoms);
450} 599}
451#endif 600#endif
452 601
453void rxvt_display::x_cb (io_watcher &w, short revents) 602void rxvt_display::x_cb (ev::io &w, int revents)
454{ 603{
604 flush_ev.start ();
605}
606
607void rxvt_display::flush_cb (ev::prepare &w, int revents)
608{
609 while (XEventsQueued (dpy, QueuedAfterFlush))
455 do 610 do
456 { 611 {
457 XEvent xev; 612 XEvent xev;
458 XNextEvent (display, &xev); 613 XNextEvent (dpy, &xev);
459 614
460#ifdef USE_XIM 615#if USE_XIM
461 if (!XFilterEvent (&xev, None)) 616 if (!XFilterEvent (&xev, None))
462 { 617 {
463 if (xev.type == PropertyNotify 618 if (xev.type == PropertyNotify
464 && xev.xany.window == root 619 && xev.xany.window == root
465 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 620 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
466 im_change_check (); 621 im_change_check ();
467#endif 622#endif
623 if (xev.type == MappingNotify)
624 XRefreshKeyboardMapping (&xev.xmapping);
625
468 for (int i = xw.size (); i--; ) 626 for (int i = xw.size (); i--; )
469 { 627 {
470 if (!xw[i]) 628 if (!xw[i])
471 xw.erase_unordered (i); 629 xw.erase_unordered (i);
472 else if (xw[i]->window == xev.xany.window) 630 else if (xw[i]->window == xev.xany.window)
473 xw[i]->call (xev); 631 xw[i]->call (xev);
474 } 632 }
475#ifdef USE_XIM 633#if USE_XIM
476 } 634 }
477#endif 635#endif
478 } 636 }
479 while (XEventsQueued (display, QueuedAlready)); 637 while (XEventsQueued (dpy, QueuedAlready));
480 638
481 XFlush (display); 639 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} 640}
491 641
492void rxvt_display::reg (xevent_watcher *w) 642void rxvt_display::reg (xevent_watcher *w)
493{ 643{
644 if (!w->active)
645 {
494 xw.push_back (w); 646 xw.push_back (w);
495 w->active = xw.size (); 647 w->active = xw.size ();
648 }
496} 649}
497 650
498void rxvt_display::unreg (xevent_watcher *w) 651void rxvt_display::unreg (xevent_watcher *w)
499{ 652{
500 if (w->active) 653 if (w->active)
654 {
501 xw[w->active - 1] = 0; 655 xw[w->active - 1] = 0;
656 w->active = 0;
657 }
502} 658}
503 659
504void rxvt_display::set_selection_owner (rxvt_term *owner) 660void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
505{ 661{
662 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
663
506 if (selection_owner && selection_owner != owner) 664 if (cur_owner && cur_owner != owner)
507 selection_owner->selection_clear (); 665 {
666 rxvt_term *term = cur_owner;
667 term->selection_clear (clipboard);
668 term->flush ();
669 }
508 670
509 selection_owner = owner; 671 cur_owner = owner;
510} 672}
511 673
512#ifdef USE_XIM 674#if USE_XIM
675
513void rxvt_display::reg (im_watcher *w) 676void rxvt_display::reg (im_watcher *w)
514{ 677{
515 imw.push_back (w); 678 imw.push_back (w);
516} 679}
517 680
… …
526 int l, m; 689 int l, m;
527 690
528 l = strlen (locale); 691 l = strlen (locale);
529 m = strlen (modifiers); 692 m = strlen (modifiers);
530 693
531 if (!(id = (char *)malloc (l + m + 2))) 694 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
532 return 0; 695 return 0;
533 696
534 memcpy (id, locale, l); id[l] = '\n'; 697 memcpy (id, locale, l); id[l] = '\n';
535 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 698 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
536 699
537 rxvt_xim *xim = xims.get (id); 700 rxvt_xim *xim = xims.get (id);
538 701
539 free (id);
540
541 return xim; 702 return xim;
542} 703}
543 704
544void rxvt_display::put_xim (rxvt_xim *xim) 705void rxvt_display::put_xim (rxvt_xim *xim)
545{ 706{
546#if XLIB_IS_RACEFREE 707# if XLIB_IS_RACEFREE
547 xims.put (xim); 708 xims.put (xim);
548#endif 709# endif
549} 710}
711
550#endif 712#endif
551 713
552Atom rxvt_display::atom (const char *name) 714Atom rxvt_display::atom (const char *name)
553{ 715{
554 return XInternAtom (display, name, False); 716 return XInternAtom (dpy, name, False);
717}
718
719Pixmap
720rxvt_display::get_pixmap_property (Atom property)
721{
722 Pixmap pixmap = None;
723
724 int aformat;
725 unsigned long nitems, bytes_after;
726 Atom atype;
727 unsigned char *prop;
728 int result = XGetWindowProperty (dpy, root, property,
729 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
730 &nitems, &bytes_after, &prop);
731 if (result == Success)
732 {
733 if (atype == XA_PIXMAP)
734 pixmap = *(Pixmap *)prop;
735 XFree (prop);
736 }
737
738 return pixmap;
555} 739}
556 740
557///////////////////////////////////////////////////////////////////////////// 741/////////////////////////////////////////////////////////////////////////////
558 742
559template class refcache<rxvt_display>; 743template class refcache<rxvt_display>;
560refcache<rxvt_display> displays; 744refcache<rxvt_display> displays;
561 745
562///////////////////////////////////////////////////////////////////////////// 746/////////////////////////////////////////////////////////////////////////////
563 747//
748
749static unsigned int
750insert_component (unsigned int value, unsigned int mask, unsigned int shift)
751{
752 return (value * (mask + 1) >> 16) << shift;
753}
754
564bool 755bool
565rxvt_color::alloc (rxvt_screen *screen, rxvt_rgba rgba) 756rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
566{ 757{
758 //TODO: only supports 24 bit
759 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
760
567#if XFT 761#if XFT
568 XRenderPictFormat *format; 762 XRenderPictFormat *format;
569 763
570 // FUCKING Xft gets it wrong, of course, so work around it 764 // FUCKING Xft gets it wrong, of course, so work around it.
571 // transparency users should eat shit and die, and then 765 // Transparency users should eat shit and die, and then
572 // XRenderQueryPictIndexValues themselves plenty. 766 // XRenderQueryPictIndexValues themselves plenty.
573 if ((screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor) 767 if ((screen->visual->c_class == TrueColor)
574 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) 768 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
575 { 769 {
576 // the fun lies in doing everything manually... 770 // the fun lies in doing everything manually...
577 c.color.red = rgba.r; 771 c.color.red = color.r;
578 c.color.green = rgba.g; 772 c.color.green = color.g;
579 c.color.blue = rgba.b; 773 c.color.blue = color.b;
580 c.color.alpha = rgba.a; 774 c.color.alpha = alpha;
581 775
582 c.pixel = ((rgba.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red ) 776 // Xft wants premultiplied alpha, but abuses the alpha channel
583 | ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green) 777 // as blend factor, and doesn't allow us to set the alpha channel
584 | ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue ) 778 c.color.red = c.color.red * alpha / 0xffff;
585 | ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha); 779 c.color.green = c.color.green * alpha / 0xffff;
780 c.color.blue = c.color.blue * alpha / 0xffff;
781
782 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
783 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
784 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
785 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
586 786
587 return true; 787 return true;
588 } 788 }
589 else 789 else
590 { 790 {
591 XRenderColor d; 791 XRenderColor d;
592 792
593 d.red = rgba.r; 793 d.red = color.r;
594 d.green = rgba.g; 794 d.green = color.g;
595 d.blue = rgba.b; 795 d.blue = color.b;
596 d.alpha = rgba.a; 796 d.alpha = alpha;
597 797
598 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 798 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
799 return true;
599 } 800 }
600#else 801#else
601 if (screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor) 802 c.red = color.r;
803 c.green = color.g;
804 c.blue = color.b;
805
806 if (screen->visual->c_class == TrueColor)
602 { 807 {
603 p = (rgba.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 808 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
604 / rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask ) 809 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
605 | (rgba.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask)) 810 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
606 / rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask)
607 | (rgba.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask ))
608 / rxvt_rgba::MAX_CC) << ctz (screen->visual->blue_mask );
609 811
610 return true; 812 return true;
611 } 813 }
612 else
613 {
614 XColor xc;
615
616 xc.red = rgba.r;
617 xc.green = rgba.g;
618 xc.blue = rgba.b;
619
620 if (XAllocColor (screen->xdisp, screen->cmap, &xc)) 814 else if (XAllocColor (screen->dpy, screen->cmap, &c))
621 {
622 p = xc.pixel;
623 return true; 815 return true;
624 } 816#endif
625 else 817
626 p = (rgba.r + rgba.g + rgba.b) > 128*3 818 c.pixel = (color.r + color.g + color.b) > 128*3
627 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)) 819 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
628 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)); 820 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
629 }
630#endif
631 821
632 return false; 822 return false;
633} 823}
634 824
635bool 825bool
636rxvt_color::set (rxvt_screen *screen, const char *name) 826rxvt_color::set (rxvt_screen *screen, const char *name)
637{ 827{
638 int l = strlen (name); 828 rgba c;
639 rxvt_rgba r;
640 char eos; 829 char eos;
641 int mult; 830 int skip;
642 XColor xc, xc_exact;
643 831
644 // parse a number of non-standard ARGB colour specifications 832 c.a = rgba::MAX_CC;
645 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 833
646 mult = rxvt_rgba::MAX_CC / 0x0010; 834 // parse the nonstandard "[alphapercent]" prefix
647 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 835 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
648 mult = rxvt_rgba::MAX_CC / 0x0100; 836 {
649 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 837 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
650 mult = rxvt_rgba::MAX_CC / 0x0100; 838 name += skip;
839 }
840
841 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
651 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos)) 842 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 mult = rxvt_rgba::MAX_CC / 0xffff; 843 {
844 XColor xc;
845
653 else if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 846 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
654 { 847 {
655 r.r = xc.red; 848 c.r = xc.red;
656 r.g = xc.green; 849 c.g = xc.green;
657 r.b = xc.blue; 850 c.b = xc.blue;
658 mult = rxvt_rgba::MAX_CC / 0xffff; 851 }
659 }
660 else 852 else
661 { 853 {
854 c.r = 0xffff;
855 c.g = 0x6969;
856 c.b = 0xb4b4;
857
662 rxvt_warn ("failed to allocate color '%s', using pink instead.\n", name); 858 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
663 r.r = 255; 859 }
664 r.g = 105;
665 r.b = 180;
666 mult = rxvt_rgba::MAX_CC / 0x00ff;
667 } 860 }
668 861
669 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
670
671 return set (screen, r); 862 return set (screen, c);
672} 863}
673 864
674bool 865bool
675rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 866rxvt_color::set (rxvt_screen *screen, const rgba &color)
676{ 867{
677 bool got = alloc (screen, rgba); 868 bool got = alloc (screen, color);
678 869
679#if !ENABLE_MINIMAL 870#if !ENABLE_MINIMAL
680 int cmap_size = screen->visual->map_entries; 871 int cmap_size = screen->visual->map_entries;
681 872
682 if (!got 873 if (!got
… …
685 { 876 {
686 XColor *colors = new XColor [screen->visual->map_entries]; 877 XColor *colors = new XColor [screen->visual->map_entries];
687 878
688 for (int i = 0; i < cmap_size; i++) 879 for (int i = 0; i < cmap_size; i++)
689 colors [i].pixel = i; 880 colors [i].pixel = i;
690 881
882 // many kilobytes transfer per colour, but pseudocolor isn't worth
883 // many extra optimisations.
691 XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size); 884 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
692 885
693 int diff = 0x7fffffffUL; 886 int diff = 0x7fffffffUL;
694 XColor *best = colors; 887 XColor *best = colors;
695 888
696 for (int i = 0; i < cmap_size; i++) 889 for (int i = 0; i < cmap_size; i++)
697 { 890 {
698 int d = (squared_diff<int> (rgba.r >> 2, colors [i].red >> 2)) 891 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
699 + (squared_diff<int> (rgba.g >> 2, colors [i].green >> 2)) 892 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
700 + (squared_diff<int> (rgba.b >> 2, colors [i].blue >> 2)); 893 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
701 894
702 if (d < diff) 895 if (d < diff)
703 { 896 {
704 diff = d; 897 diff = d;
705 best = colors + i; 898 best = colors + i;
706 } 899 }
707 } 900 }
708 901
709 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 902 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
710 // rgba.r, rgba.g, rgba.b, best->red, best->green, best->blue, diff); 903 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
711 904
712 got = alloc (screen, rxvt_rgba (best->red, best->green, best->blue)); 905 got = alloc (screen, rgba (best->red, best->green, best->blue));
713 906
714 delete colors; 907 delete [] colors;
715 } 908 }
716#endif 909#endif
717 910
718 return got; 911 return got;
719} 912}
720 913
721void 914void
722rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba) 915rxvt_color::get (rgba &color) const
723{ 916{
724#if XFT 917#if XFT
725 rgba.r = c.color.red; 918 color.r = c.color.red;
726 rgba.g = c.color.green; 919 color.g = c.color.green;
727 rgba.b = c.color.blue; 920 color.b = c.color.blue;
728 rgba.a = c.color.alpha; 921 color.a = c.color.alpha;
729#else 922#else
730 XColor c;
731
732 c.pixel = p;
733 XQueryColor (screen->xdisp, screen->cmap, &c);
734
735 rgba.r = c.red; 923 color.r = c.red;
736 rgba.g = c.green; 924 color.g = c.green;
737 rgba.b = c.blue; 925 color.b = c.blue;
738 rgba.a = rxvt_rgba::MAX_CC; 926 color.a = rgba::MAX_CC;
739#endif 927#endif
740} 928}
741 929
742void 930void
931rxvt_color::get (XColor &color) const
932{
933 rgba c;
934 get (c);
935
936 color.red = c.r;
937 color.green = c.g;
938 color.blue = c.b;
939 color.pixel = (Pixel)*this;
940}
941
942void
743rxvt_color::free (rxvt_screen *screen) 943rxvt_color::free (rxvt_screen *screen)
744{ 944{
945 if (screen->visual->c_class == TrueColor)
946 return; // nothing to do
947
745#if XFT 948#if XFT
746 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); 949 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
747#else 950#else
748 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 951 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
749#endif 952#endif
750} 953}
751 954
752rxvt_color 955void
753rxvt_color::fade (rxvt_screen *screen, int percent)
754{
755 rxvt_color faded;
756
757 rxvt_rgba c;
758 get (screen, c);
759
760 c.r = lerp (0, c.r, percent);
761 c.g = lerp (0, c.g, percent);
762 c.b = lerp (0, c.b, percent);
763
764 faded.set (screen, c);
765
766 return faded;
767}
768
769rxvt_color
770rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 956rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
771{ 957{
772 rxvt_rgba c, fc; 958 rgba c;
773 rxvt_color faded; 959 get (c);
774
775 get (screen, c);
776 fadeto.get (screen, fc);
777 960
778 faded.set ( 961 result.set (
779 screen, 962 screen,
780 rxvt_rgba ( 963 rgba (
781 lerp (fc.r, c.r, percent), 964 lerp (c.r, to.r, percent),
782 lerp (fc.g, c.g, percent), 965 lerp (c.g, to.g, percent),
783 lerp (fc.b, c.b, percent), 966 lerp (c.b, to.b, percent),
784 lerp (fc.a, c.a, percent) 967 lerp (c.a, to.a, percent)
785 ) 968 )
786 ); 969 );
970}
787 971
972rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
973: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
974{
975 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
976
977 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
978 timer_ev.repeat = 10.;
979 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
980
981 incr_buf = 0;
982 incr_buf_size = incr_buf_fill = 0;
983 selection_wait = Sel_normal;
984 selection_type = selnum;
985 cb_sv = 0;
986}
987
988void
989rxvt_selection::stop ()
990{
991 free (incr_buf);
992 incr_buf = 0;
993 timer_ev.stop ();
994 x_ev.stop (display);
995}
996
997rxvt_selection::~rxvt_selection ()
998{
999 stop ();
1000}
1001
1002void
1003rxvt_selection::run ()
1004{
1005 int selnum = selection_type;
1006
1007#if ENABLE_FRILLS
1008 if (selnum == Sel_Primary && display->selection_owner)
1009 {
1010 /* internal selection */
1011 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1012 finish (str, strlen (str));
1013 free (str);
1014 return;
1015 }
1016#endif
1017
1018#if X_HAVE_UTF8_STRING
1019 selection_type = Sel_UTF8String;
1020 if (request (display->xa[XA_UTF8_STRING], selnum))
1021 return;
1022#else
1023 selection_type = Sel_CompoundText;
1024 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1025 return;
1026#endif
1027
1028 // fallback to CUT_BUFFER0 if the requested property has no owner
1029 handle_selection (display->root, XA_CUT_BUFFER0, false);
1030}
1031
1032void
1033rxvt_selection::finish (char *data, unsigned int len)
1034{
1035 if (!cb_sv)
1036 {
1037 if (data)
1038 term->paste (data, len);
1039
1040 term->selection_req = 0;
1041 delete this;
1042 }
1043#if ENABLE_PERL
1044 else
1045 {
1046 stop (); // we do not really trust perl callbacks
1047 rxvt_perl.selection_finish (this, data, len);
1048 }
1049#endif
1050}
1051
1052bool
1053rxvt_selection::request (Atom target, int selnum)
1054{
1055 Atom sel;
1056
1057 selection_type |= selnum;
1058
1059 if (selnum == Sel_Primary)
1060 sel = XA_PRIMARY;
1061 else if (selnum == Sel_Secondary)
1062 sel = XA_SECONDARY;
1063 else
1064 sel = display->xa[XA_CLIPBOARD];
1065
1066 if (XGetSelectionOwner (display->dpy, sel) != None)
1067 {
1068 XConvertSelection (display->dpy, sel, target, request_prop,
1069 request_win, request_time);
1070 x_ev.start (display, request_win);
1071 timer_ev.again ();
1072 return true;
1073 }
1074
788 return faded; 1075 return false;
789} 1076}
790 1077
1078void
1079rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1080{
1081 Display *dpy = display->dpy;
1082 char *data = 0;
1083 unsigned int data_len = 0;
1084 unsigned long bytes_after;
1085 XTextProperty ct;
1086
1087 // check for failed XConvertSelection
1088 if (prop == None)
1089 {
1090 bool error = true;
1091 int selnum = selection_type & Sel_whereMask;
1092
1093 if (selection_type & Sel_CompoundText)
1094 {
1095 selection_type = 0;
1096 error = !request (XA_STRING, selnum);
1097 }
1098
1099 if (selection_type & Sel_UTF8String)
1100 {
1101 selection_type = Sel_CompoundText;
1102 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1103 }
1104
1105 if (error)
1106 {
1107 ct.value = 0;
1108 goto bailout;
1109 }
1110
1111 return;
1112 }
1113
1114 // length == (2^31 - 1) / 4, as gdk
1115 if (XGetWindowProperty (dpy, win, prop,
1116 0, 0x1fffffff,
1117 delete_prop, AnyPropertyType,
1118 &ct.encoding, &ct.format,
1119 &ct.nitems, &bytes_after,
1120 &ct.value) != Success)
1121 {
1122 ct.value = 0;
1123 goto bailout;
1124 }
1125
1126 if (ct.encoding == None)
1127 goto bailout;
1128
1129 if (ct.value == 0)
1130 goto bailout;
1131
1132 if (ct.encoding == display->xa[XA_INCR])
1133 {
1134 // INCR selection, start handshake
1135 if (!delete_prop)
1136 XDeleteProperty (dpy, win, prop);
1137
1138 selection_wait = Sel_incr;
1139 timer_ev.again ();
1140
1141 goto bailout;
1142 }
1143
1144 if (ct.nitems == 0)
1145 {
1146 if (selection_wait == Sel_incr)
1147 {
1148 XFree (ct.value);
1149
1150 // finally complete, now paste the whole thing
1151 selection_wait = Sel_normal;
1152 ct.value = (unsigned char *)incr_buf;
1153 ct.nitems = incr_buf_fill;
1154 incr_buf = 0;
1155 timer_ev.stop ();
1156 }
1157 else
1158 {
1159 // avoid recursion
1160 if (win != display->root || prop != XA_CUT_BUFFER0)
1161 {
1162 XFree (ct.value);
1163
1164 // fallback to CUT_BUFFER0 if the requested property
1165 // has an owner but is empty
1166 handle_selection (display->root, XA_CUT_BUFFER0, False);
1167 return;
1168 }
1169
1170 goto bailout;
1171 }
1172 }
1173 else if (selection_wait == Sel_incr)
1174 {
1175 timer_ev.again ();
1176
1177 while (incr_buf_fill + ct.nitems > incr_buf_size)
1178 {
1179 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1180 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1181 }
1182
1183 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1184 incr_buf_fill += ct.nitems;
1185
1186 goto bailout;
1187 }
1188
1189 char **cl;
1190 int cr;
1191
1192 // we honour the first item only
1193
1194#if !ENABLE_MINIMAL
1195 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1196 // so recode it manually
1197 if (ct.encoding == display->xa[XA_UTF8_STRING])
1198 {
1199 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1200 data = rxvt_wcstombs (w);
1201 free (w);
1202 }
1203 else
1204#endif
1205 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1206 && cl)
1207 {
1208 data = strdup (cl[0]);
1209 XFreeStringList (cl);
1210 }
1211 else
1212 {
1213 // paste raw
1214 data = strdup ((const char *)ct.value);
1215 }
1216
1217 data_len = strlen (data);
1218
1219bailout:
1220 XFree (ct.value);
1221
1222 if (selection_wait == Sel_normal)
1223 {
1224 finish (data, data_len);
1225 free (data);
1226 }
1227}
1228
1229void
1230rxvt_selection::timer_cb (ev::timer &w, int revents)
1231{
1232 if (selection_wait == Sel_incr)
1233 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1234
1235 finish ();
1236}
1237
1238void
1239rxvt_selection::x_cb (XEvent &xev)
1240{
1241 switch (xev.type)
1242 {
1243 case PropertyNotify:
1244 if (selection_wait == Sel_incr
1245 && xev.xproperty.atom == request_prop
1246 && xev.xproperty.state == PropertyNewValue)
1247 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1248 break;
1249
1250 case SelectionNotify:
1251 if (selection_wait == Sel_normal
1252 && xev.xselection.time == request_time)
1253 {
1254 timer_ev.stop ();
1255 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1256 }
1257 break;
1258 }
1259}

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