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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.33 by root, Sun Jan 29 22:39:26 2006 UTC vs.
Revision 1.145 by root, Sat Dec 13 10:47:32 2014 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 3 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
12 * 13 *
13 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
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",
47 "TARGETS", 45 "TARGETS",
48 "TIMESTAMP", 46 "TIMESTAMP",
49 "VT_SELECTION", 47 "VT_SELECTION",
50 "INCR", 48 "INCR",
51 "WM_PROTOCOLS", 49 "WM_PROTOCOLS",
52 "WM_DELETE_WINDOW", 50 "WM_DELETE_WINDOW",
53 "CLIPBOARD", 51 "CLIPBOARD",
52 "AVERAGE_WIDTH",
53 "WEIGHT_NAME",
54 "SLANT",
55 "CHARSET_REGISTRY",
56 "CHARSET_ENCODING",
54#if ENABLE_FRILLS 57#if ENABLE_FRILLS
55 "_MOTIF_WM_HINTS", 58 "_MOTIF_WM_HINTS",
56#endif 59#endif
57#if ENABLE_EWMH 60#if ENABLE_EWMH
58 "_NET_WM_PID", 61 "_NET_WM_PID",
59 "_NET_WM_NAME", 62 "_NET_WM_NAME",
60 "_NET_WM_ICON_NAME", 63 "_NET_WM_ICON_NAME",
61 "_NET_WM_PING", 64 "_NET_WM_PING",
65 "_NET_WM_ICON",
62#endif 66#endif
63#if USE_XIM 67#if USE_XIM
64 "WM_LOCALE_NAME", 68 "WM_LOCALE_NAME",
65 "XIM_SERVERS", 69 "XIM_SERVERS",
66#endif 70#endif
67#ifdef TRANSPARENT 71#if HAVE_IMG || ENABLE_PERL
68 "_XROOTPMAP_ID", 72 "_XROOTPMAP_ID",
69 "ESETROOT_PMAP_ID", 73 "ESETROOT_PMAP_ID",
70#endif 74#endif
71#if ENABLE_XEMBED 75#if ENABLE_XEMBED
72 "_XEMBED", 76 "_XEMBED",
73 "_XEMBED_INFO", 77 "_XEMBED_INFO",
78#endif
79#if !ENABLE_MINIMAL
80 "SCREEN_RESOURCES",
81 "XDCCC_LINEAR_RGB_CORRECTION",
82 "XDCCC_LINEAR_RGB_MATRICES",
83 "WM_COLORMAP_WINDOWS",
84 "WM_STATE",
85 "cursor",
86# if USE_XIM
87 "TRANSPORT",
88 "LOCALES",
89 "_XIM_PROTOCOL",
90 "_XIM_XCONNECT",
91 "_XIM_MOREDATA",
74#endif 92# endif
75 }; 93#endif
94};
76 95
77///////////////////////////////////////////////////////////////////////////// 96/////////////////////////////////////////////////////////////////////////////
78 97
79refcounted::refcounted (const char *id) 98refcounted::refcounted (const char *id)
80{ 99{
… …
134 put (*this->begin ()); 153 put (*this->begin ());
135} 154}
136 155
137///////////////////////////////////////////////////////////////////////////// 156/////////////////////////////////////////////////////////////////////////////
138 157
139#ifdef USE_XIM 158#if USE_XIM
140 159
141static void 160static void
142#if XIMCB_PROTO_BROKEN 161#if XIMCB_PROTO_BROKEN
143im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 162im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
144#else 163#else
… …
157bool 176bool
158rxvt_xim::ref_init () 177rxvt_xim::ref_init ()
159{ 178{
160 display = GET_R->display; //HACK: TODO 179 display = GET_R->display; //HACK: TODO
161 180
162 xim = XOpenIM (display->display, NULL, NULL, NULL); 181 xim = XOpenIM (display->dpy, 0, 0, 0);
163 182
164 if (!xim) 183 if (!xim)
165 return false; 184 return false;
166 185
167 XIMCallback ximcallback; 186 XIMCallback ximcallback;
168 ximcallback.client_data = (XPointer)this; 187 ximcallback.client_data = (XPointer)this;
169 ximcallback.callback = im_destroy_cb; 188 ximcallback.callback = im_destroy_cb;
170 189
171 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 190 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
172 191
173 return true; 192 return true;
174} 193}
175 194
176rxvt_xim::~rxvt_xim () 195rxvt_xim::~rxvt_xim ()
… …
181 200
182#endif 201#endif
183 202
184///////////////////////////////////////////////////////////////////////////// 203/////////////////////////////////////////////////////////////////////////////
185 204
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
186void 252void
187rxvt_screen::set (rxvt_display *disp) 253rxvt_screen::set (rxvt_display *disp)
188{ 254{
189 display = disp; 255 display = disp;
190 xdisp = disp->display; 256 dpy = disp->dpy;
191 257
192 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 258 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
193 259
194 depth = DefaultDepthOfScreen (screen); 260 depth = DefaultDepthOfScreen (screen);
195 visual = DefaultVisualOfScreen (screen); 261 visual = DefaultVisualOfScreen (screen);
196 cmap = DefaultColormapOfScreen (screen); 262 cmap = DefaultColormapOfScreen (screen);
197} 263}
198 264
199void 265#if ENABLE_FRILLS
200rxvt_screen::set (rxvt_display *disp, int bitdepth)
201{
202 set (disp);
203 266
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 ("no visual found for requested 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{
204#if XFT 303#if XFT
205 XVisualInfo vinfo; 304 if (scratch_area)
206
207 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))
208 {
209 depth = bitdepth;
210 visual = vinfo.visual;
211 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);
212 } 305 {
306 XFreePixmap (dpy, scratch_area->drawable);
307 delete scratch_area;
308 }
213#endif 309#endif
214}
215 310
216void
217rxvt_screen::clear ()
218{
219 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 311 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
220 XFreeColormap (xdisp, cmap); 312 XFreeColormap (dpy, cmap);
221} 313}
222 314
223///////////////////////////////////////////////////////////////////////////// 315/////////////////////////////////////////////////////////////////////////////
224 316
225rxvt_display::rxvt_display (const char *id) 317rxvt_display::rxvt_display (const char *id)
226: refcounted (id) 318: refcounted (id)
227, x_ev (this, &rxvt_display::x_cb)
228, selection_owner (0) 319, selection_owner (0)
320, clipboard_owner (0)
229{ 321{
322 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
323 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
230} 324}
231 325
232XrmDatabase 326XrmDatabase
233rxvt_display::get_resources () 327rxvt_display::get_resources (bool refresh)
234{ 328{
235 char *homedir = (char *)getenv ("HOME"); 329 char *homedir = getenv ("HOME");
236 char fname[1024]; 330 char fname[1024];
237 331
238 /* 332 /*
239 * get resources using the X library function 333 * get resources using the X library function
240 */ 334 */
241 char *displayResource, *xe; 335 char *displayResource, *xe;
242 XrmDatabase database, rdb1; 336 XrmDatabase rdb1, database = 0;
243 337
244 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
245 342
246 // 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
247 345
248 // 6. System wide per application default file. 346 // 6. System wide per application default file.
249 347
250 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 348 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
251 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 349 if ((xe = getenv ("XAPPLRESDIR")))
252 { 350 {
253 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 351 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
254 352
255 if ((rdb1 = XrmGetFileDatabase (fname))) 353 if ((rdb1 = XrmGetFileDatabase (fname)))
256 XrmMergeDatabases (rdb1, &database); 354 XrmMergeDatabases (rdb1, &database);
… …
258 356
259 // 5. User's per application default file. 357 // 5. User's per application default file.
260 // none 358 // none
261 359
262 // 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
263 /* 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
264 displayResource = XResourceManagerString (display); 404 displayResource = XResourceManagerString (dpy);
265 405
266 if (displayResource != NULL) 406 if (displayResource)
267 { 407 {
268 if ((rdb1 = XrmGetStringDatabase (displayResource))) 408 if ((rdb1 = XrmGetStringDatabase (displayResource)))
269 XrmMergeDatabases (rdb1, &database); 409 XrmMergeDatabases (rdb1, &database);
270 } 410 }
271 else if (homedir)
272 {
273 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
274 411
275 if ((rdb1 = XrmGetFileDatabase (fname))) 412#if !XLIB_ILLEGAL_ACCESS
276 XrmMergeDatabases (rdb1, &database); 413 if (refresh && displayResource)
277 } 414 XFree (displayResource);
415#endif
278 416
279 /* Get screen specific resources */ 417 /* Get screen specific resources */
280 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 418 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
281 419
282 if (displayResource != NULL) 420 if (displayResource)
283 { 421 {
284 if ((rdb1 = XrmGetStringDatabase (displayResource))) 422 if ((rdb1 = XrmGetStringDatabase (displayResource)))
285 /* Merge with screen-independent resources */ 423 /* Merge with screen-independent resources */
286 XrmMergeDatabases (rdb1, &database); 424 XrmMergeDatabases (rdb1, &database);
287 425
288 XFree (displayResource); 426 XFree (displayResource);
289 } 427 }
290 428
291 // 3. User's per host defaults file 429 // 3. User's per host defaults file
292 /* Add in XENVIRONMENT file */ 430 /* Add in XENVIRONMENT file */
293 if ((xe = (char *)getenv ("XENVIRONMENT")) 431 if ((xe = getenv ("XENVIRONMENT"))
294 && (rdb1 = XrmGetFileDatabase (xe))) 432 && (rdb1 = XrmGetFileDatabase (xe)))
295 XrmMergeDatabases (rdb1, &database); 433 XrmMergeDatabases (rdb1, &database);
296 else if (homedir) 434 else if (homedir)
297 { 435 {
298 struct utsname un; 436 struct utsname un;
… …
312bool rxvt_display::ref_init () 450bool rxvt_display::ref_init ()
313{ 451{
314#ifdef LOCAL_X_IS_UNIX 452#ifdef LOCAL_X_IS_UNIX
315 if (id[0] == ':') 453 if (id[0] == ':')
316 { 454 {
317 val = rxvt_malloc (5 + strlen (id) + 1); 455 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
456
318 strcpy (val, "unix/"); 457 strcpy (val, "unix/");
319 strcat (val, id); 458 strcat (val, id);
459
320 display = XOpenDisplay (val); 460 dpy = XOpenDisplay (val);
321 free (val);
322 } 461 }
323 else 462 else
324#endif 463#endif
325 display = 0; 464 dpy = 0;
326 465
327 if (!display) 466 if (!dpy)
328 display = XOpenDisplay (id); 467 dpy = XOpenDisplay (id);
329 468
330 if (!display) 469 if (!dpy)
331 return false; 470 return false;
332 471
333 screen = DefaultScreen (display); 472 screen = DefaultScreen (dpy);
334 root = DefaultRootWindow (display); 473 root = DefaultRootWindow (dpy);
335 474
336 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 475 assert (ecb_array_length (xa_names) == NUM_XA);
337 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 476 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
338 477
339 XrmSetDatabase (display, get_resources ()); 478 XrmSetDatabase (dpy, get_resources (false));
340 479
341#ifdef POINTER_BLANK 480#ifdef POINTER_BLANK
342 XColor blackcolour; 481 XColor blackcolour;
343 blackcolour.red = 0; 482 blackcolour.red = 0;
344 blackcolour.green = 0; 483 blackcolour.green = 0;
345 blackcolour.blue = 0; 484 blackcolour.blue = 0;
346 Font f = XLoadFont (display, "fixed"); 485 Font f = XLoadFont (dpy, "fixed");
347 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 486 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
348 &blackcolour, &blackcolour); 487 &blackcolour, &blackcolour);
349 XUnloadFont (display, f); 488 XUnloadFont (dpy, f);
350#endif 489#endif
351 490
491 flags = 0;
492#if XRENDER
493 int major, minor;
494 if (XRenderQueryVersion (dpy, &major, &minor))
495 if (major > 0 || (major == 0 && minor >= 11))
496 {
497 flags |= DISPLAY_HAS_RENDER;
498
499 if (XFilters *filters = XRenderQueryFilters (dpy, root))
500 {
501 for (int i = 0; i < filters->nfilter; i++)
502 if (!strcmp (filters->filter [i], FilterConvolution))
503 flags |= DISPLAY_HAS_RENDER_CONV;
504
505 XFree (filters);
506 }
507 }
508#endif
509
352 int fd = XConnectionNumber (display); 510 int fd = XConnectionNumber (dpy);
353 511
354#ifndef NO_SLOW_LINK_SUPPORT
355 // try to detect wether we have a local connection. 512 // try to detect whether we have a local connection.
356 // assume unix domains socket == local, everything else not 513 // assume unix domain socket == local, everything else not
357 // TODO: might want to check for inet/127.0.0.1 514 // TODO: might want to check for inet/127.0.0.1
358 is_local = 0; 515 is_local = 0;
359 sockaddr_un sa; 516 sockaddr_un sa;
360 socklen_t sl = sizeof (sa); 517 socklen_t sl = sizeof (sa);
361 518
362 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 519 if (!getsockname (fd, (sockaddr *)&sa, &sl))
363 is_local = sa.sun_family == AF_LOCAL; 520 is_local = sa.sun_family == AF_UNIX;
364#endif
365 521
522 flush_ev.start ();
366 x_ev.start (fd, EVENT_READ); 523 x_ev.start (fd, ev::READ);
367 fcntl (fd, F_SETFD, FD_CLOEXEC); 524 fcntl (fd, F_SETFD, FD_CLOEXEC);
368 525
369 XSelectInput (display, root, PropertyChangeMask); 526 XSelectInput (dpy, root, PropertyChangeMask);
370 527
371 flush (); 528 flush ();
372 529
373 return true; 530 return true;
374} 531}
375 532
376void 533void
377rxvt_display::ref_next () 534rxvt_display::ref_next ()
378{ 535{
379 // TODO: somehow check wether the database files/resources changed 536 // TODO: somehow check whether the database files/resources changed
380 // before re-loading/parsing 537 // before affording re-loading/parsing
381 XrmDestroyDatabase (XrmGetDatabase (display)); 538 XrmDestroyDatabase (XrmGetDatabase (dpy));
539#if XLIB_ILLEGAL_ACCESS
540 /* work around a bug in XrmSetDatabase where it frees the db */
541 dpy->db = 0;
542#endif
382 XrmSetDatabase (display, get_resources ()); 543 XrmSetDatabase (dpy, get_resources (true));
383} 544}
384 545
385rxvt_display::~rxvt_display () 546rxvt_display::~rxvt_display ()
386{ 547{
387 if (!display) 548 if (!dpy)
388 return; 549 return;
389 550
390#ifdef POINTER_BLANK 551#ifdef POINTER_BLANK
391 XFreeCursor (display, blank_cursor); 552 XFreeCursor (dpy, blank_cursor);
392#endif 553#endif
393 x_ev.stop (); 554 x_ev.stop ();
555 flush_ev.stop ();
394#ifdef USE_XIM 556#if USE_XIM
395 xims.clear (); 557 xims.clear ();
396#endif 558#endif
559 XrmDestroyDatabase (XrmGetDatabase (dpy));
397 XCloseDisplay (display); 560 XCloseDisplay (dpy);
398} 561}
399 562
400#ifdef USE_XIM 563#if USE_XIM
401void rxvt_display::im_change_cb () 564void rxvt_display::im_change_cb ()
402{ 565{
403 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 566 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
404 (*i)->call (); 567 (*i)->call ();
405} 568}
… …
410 // registers, as xlib crashes due to a race otherwise. 573 // registers, as xlib crashes due to a race otherwise.
411 Atom actual_type, *atoms; 574 Atom actual_type, *atoms;
412 int actual_format; 575 int actual_format;
413 unsigned long nitems, bytes_after; 576 unsigned long nitems, bytes_after;
414 577
415 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 578 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
416 False, XA_ATOM, &actual_type, &actual_format, 579 False, XA_ATOM, &actual_type, &actual_format,
417 &nitems, &bytes_after, (unsigned char **)&atoms) 580 &nitems, &bytes_after, (unsigned char **)&atoms)
418 != Success ) 581 != Success)
419 return; 582 return;
420 583
421 if (actual_type == XA_ATOM && actual_format == 32) 584 if (actual_type == XA_ATOM && actual_format == 32)
422 for (int i = 0; i < nitems; i++) 585 for (int i = 0; i < nitems; i++)
423 if (XGetSelectionOwner (display, atoms[i])) 586 if (XGetSelectionOwner (dpy, atoms[i]))
424 { 587 {
425 im_change_cb (); 588 im_change_cb ();
426 break; 589 break;
427 } 590 }
428 591
429 XFree (atoms); 592 XFree (atoms);
430} 593}
431#endif 594#endif
432 595
433void rxvt_display::x_cb (io_watcher &w, short revents) 596void rxvt_display::x_cb (ev::io &w, int revents)
434{ 597{
598 flush_ev.start ();
599}
600
601void rxvt_display::flush_cb (ev::prepare &w, int revents)
602{
603 while (XEventsQueued (dpy, QueuedAfterFlush))
435 do 604 do
436 { 605 {
437 XEvent xev; 606 XEvent xev;
438 XNextEvent (display, &xev); 607 XNextEvent (dpy, &xev);
439 608
440#ifdef USE_XIM 609#if USE_XIM
441 if (!XFilterEvent (&xev, None)) 610 if (!XFilterEvent (&xev, None))
442 { 611 {
443 if (xev.type == PropertyNotify 612 if (xev.type == PropertyNotify
444 && xev.xany.window == root 613 && xev.xany.window == root
445 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 614 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
446 im_change_check (); 615 im_change_check ();
447#endif 616#endif
617 if (xev.type == MappingNotify)
618 XRefreshKeyboardMapping (&xev.xmapping);
619
448 for (int i = xw.size (); i--; ) 620 for (int i = xw.size (); i--; )
449 { 621 {
450 if (!xw[i]) 622 if (!xw[i])
451 xw.erase_unordered (i); 623 xw.erase_unordered (i);
452 else if (xw[i]->window == xev.xany.window) 624 else if (xw[i]->window == xev.xany.window)
453 xw[i]->call (xev); 625 xw[i]->call (xev);
454 } 626 }
455#ifdef USE_XIM 627#if USE_XIM
456 } 628 }
457#endif 629#endif
458 } 630 }
459 while (XEventsQueued (display, QueuedAlready)); 631 while (XEventsQueued (dpy, QueuedAlready));
460 632
461 XFlush (display); 633 w.stop ();
462}
463
464void rxvt_display::flush ()
465{
466 if (XEventsQueued (display, QueuedAlready))
467 x_cb (x_ev, EVENT_READ);
468
469 XFlush (display);
470} 634}
471 635
472void rxvt_display::reg (xevent_watcher *w) 636void rxvt_display::reg (xevent_watcher *w)
473{ 637{
638 if (!w->active)
639 {
474 xw.push_back (w); 640 xw.push_back (w);
475 w->active = xw.size (); 641 w->active = xw.size ();
642 }
476} 643}
477 644
478void rxvt_display::unreg (xevent_watcher *w) 645void rxvt_display::unreg (xevent_watcher *w)
479{ 646{
480 if (w->active) 647 if (w->active)
648 {
481 xw[w->active - 1] = 0; 649 xw[w->active - 1] = 0;
650 w->active = 0;
651 }
482} 652}
483 653
484void rxvt_display::set_selection_owner (rxvt_term *owner) 654void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
485{ 655{
656 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
657
486 if (selection_owner && selection_owner != owner) 658 if (cur_owner && cur_owner != owner)
487 selection_owner->selection_clear (); 659 {
660 rxvt_term *term = cur_owner;
661 term->selection_clear (clipboard);
662 term->flush ();
663 }
488 664
489 selection_owner = owner; 665 cur_owner = owner;
490} 666}
491 667
492#ifdef USE_XIM 668#if USE_XIM
669
493void rxvt_display::reg (im_watcher *w) 670void rxvt_display::reg (im_watcher *w)
494{ 671{
495 imw.push_back (w); 672 imw.push_back (w);
496} 673}
497 674
… …
506 int l, m; 683 int l, m;
507 684
508 l = strlen (locale); 685 l = strlen (locale);
509 m = strlen (modifiers); 686 m = strlen (modifiers);
510 687
511 if (!(id = (char *)malloc (l + m + 2))) 688 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
512 return 0; 689 return 0;
513 690
514 memcpy (id, locale, l); id[l] = '\n'; 691 memcpy (id, locale, l); id[l] = '\n';
515 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 692 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
516 693
517 rxvt_xim *xim = xims.get (id); 694 rxvt_xim *xim = xims.get (id);
518 695
519 free (id);
520
521 return xim; 696 return xim;
522} 697}
523 698
524void rxvt_display::put_xim (rxvt_xim *xim) 699void rxvt_display::put_xim (rxvt_xim *xim)
525{ 700{
526#if XLIB_IS_RACEFREE 701# if XLIB_IS_RACEFREE
527 xims.put (xim); 702 xims.put (xim);
528#endif 703# endif
529} 704}
705
530#endif 706#endif
531 707
532Atom rxvt_display::atom (const char *name) 708Atom rxvt_display::atom (const char *name)
533{ 709{
534 return XInternAtom (display, name, False); 710 return XInternAtom (dpy, name, False);
711}
712
713Pixmap
714rxvt_display::get_pixmap_property (Atom property)
715{
716 Pixmap pixmap = None;
717
718 int aformat;
719 unsigned long nitems, bytes_after;
720 Atom atype;
721 unsigned char *prop;
722 int result = XGetWindowProperty (dpy, root, property,
723 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
724 &nitems, &bytes_after, &prop);
725 if (result == Success)
726 {
727 if (atype == XA_PIXMAP)
728 pixmap = *(Pixmap *)prop;
729 XFree (prop);
730 }
731
732 return pixmap;
535} 733}
536 734
537///////////////////////////////////////////////////////////////////////////// 735/////////////////////////////////////////////////////////////////////////////
538 736
539template class refcache<rxvt_display>; 737template class refcache<rxvt_display>;
540refcache<rxvt_display> displays; 738refcache<rxvt_display> displays;
541 739
542///////////////////////////////////////////////////////////////////////////// 740/////////////////////////////////////////////////////////////////////////////
543 741//
742
743static unsigned int
744insert_component (unsigned int value, unsigned int mask, unsigned int shift)
745{
746 return (value * (mask + 1) >> 16) << shift;
747}
748
749bool
750rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
751{
752 //TODO: only supports 24 bit
753 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
754
755#if XFT
756 XRenderPictFormat *format;
757
758 // FUCKING Xft gets it wrong, of course, so work around it.
759 // Transparency users should eat shit and die, and then
760 // XRenderQueryPictIndexValues themselves plenty.
761 if ((screen->visual->c_class == TrueColor)
762 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
763 {
764 // the fun lies in doing everything manually...
765 c.color.red = color.r;
766 c.color.green = color.g;
767 c.color.blue = color.b;
768 c.color.alpha = alpha;
769
770 // Xft wants premultiplied alpha, but abuses the alpha channel
771 // as blend factor, and doesn't allow us to set the alpha channel
772 c.color.red = c.color.red * alpha / 0xffff;
773 c.color.green = c.color.green * alpha / 0xffff;
774 c.color.blue = c.color.blue * alpha / 0xffff;
775
776 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
777 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
778 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
779 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
780
781 return true;
782 }
783 else
784 {
785 XRenderColor d;
786
787 d.red = color.r;
788 d.green = color.g;
789 d.blue = color.b;
790 d.alpha = alpha;
791
792 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
793 return true;
794 }
795#else
796 c.red = color.r;
797 c.green = color.g;
798 c.blue = color.b;
799
800 if (screen->visual->c_class == TrueColor)
801 {
802 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
803 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
804 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
805
806 return true;
807 }
808 else if (XAllocColor (screen->dpy, screen->cmap, &c))
809 return true;
810#endif
811
812 c.pixel = (color.r + color.g + color.b) > 128*3
813 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
814 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
815
816 return false;
817}
818
544bool 819bool
545rxvt_color::set (rxvt_screen *screen, const char *name) 820rxvt_color::set (rxvt_screen *screen, const char *name)
546{ 821{
822 rgba c;
823 char eos;
824 int skip;
825
826 c.a = rgba::MAX_CC;
827
828 // parse the nonstandard "[alphapercent]" prefix
829 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
830 {
831 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
832 name += skip;
833 }
834
835 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
836 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
837 {
838 XColor xc;
839
840 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
841 {
842 c.r = xc.red;
843 c.g = xc.green;
844 c.b = xc.blue;
845 }
846 else
847 {
848 c.r = 0xffff;
849 c.g = 0x6969;
850 c.b = 0xb4b4;
851
852 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
853 }
854 }
855
856 return set (screen, c);
857}
858
859bool
860rxvt_color::set (rxvt_screen *screen, const rgba &color)
861{
862 bool got = alloc (screen, color);
863
864#if !ENABLE_MINIMAL
865 int cmap_size = screen->visual->map_entries;
866
867 if (!got
868 && screen->visual->c_class == PseudoColor
869 && cmap_size < 4096)
870 {
871 XColor *colors = new XColor [screen->visual->map_entries];
872
873 for (int i = 0; i < cmap_size; i++)
874 colors [i].pixel = i;
875
876 // many kilobytes transfer per colour, but pseudocolor isn't worth
877 // many extra optimisations.
878 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
879
880 while (cmap_size)
881 {
882 int diff = 0x7fffffffUL;
883 XColor *best = colors;
884
885 for (int i = 0; i < cmap_size; i++)
886 {
887 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
888 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
889 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
890
891 if (d < diff)
892 {
893 diff = d;
894 best = colors + i;
895 }
896 }
897
898 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d,%d)\n",
899 // color.r, color.g, color.b, best->red, best->green, best->blue, diff, best - colors);
900
901 got = alloc (screen, rgba (best->red, best->green, best->blue));
902
903 if (got)
904 break;
905
906 *best = colors [--cmap_size];
907 }
908
909 delete [] colors;
910 }
911#endif
912
913 return got;
914}
915
916void
917rxvt_color::get (rgba &color) const
918{
547#if XFT 919#if XFT
548 int l = strlen (name); 920 color.r = c.color.red;
549 rxvt_rgba r; 921 color.g = c.color.green;
550 char eos; 922 color.b = c.color.blue;
551 int mult; 923 color.a = c.color.alpha;
552
553 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
554 mult = rxvt_rgba::MAX_CC / 0x000f;
555 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
556 mult = rxvt_rgba::MAX_CC / 0x00ff;
557 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
558 mult = rxvt_rgba::MAX_CC / 0xffff;
559 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
560 mult = rxvt_rgba::MAX_CC / 0xffff;
561 else
562 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
563
564 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
565 return set (screen, r);
566#else 924#else
567 XColor xc; 925 color.r = c.red;
568 926 color.g = c.green;
569 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 927 color.b = c.blue;
570 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 928 color.a = rgba::MAX_CC;
571
572 return false;
573#endif 929#endif
574} 930}
575 931
576bool 932void
933rxvt_color::get (XColor &color) const
934{
935 rgba c;
936 get (c);
937
938 color.red = c.r;
939 color.green = c.g;
940 color.blue = c.b;
941 color.pixel = (Pixel)*this;
942}
943
944void
577rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 945rxvt_color::free (rxvt_screen *screen)
578{ 946{
947 if (screen->visual->c_class == TrueColor)
948 return; // nothing to do
949
579#if XFT 950#if XFT
580 XRenderPictFormat *format;
581
582 // FUCKING Xft gets it wrong, of course, so work around it
583 // transparency users should eat shit and die, and then
584 // XRenderQueryPictIndexValues themselves plenty.
585 if (screen->visual->c_class == TrueColor
586 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
587 {
588 // the fun lies in doing everything manually...
589 c.color.red = rgba.r;
590 c.color.green = rgba.g;
591 c.color.blue = rgba.b;
592 c.color.alpha = rgba.a;
593
594 c.pixel = ((rgba.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red )
595 | ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green)
596 | ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue )
597 | ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha);
598
599 return true;
600 }
601 else
602 {
603 XRenderColor d;
604
605 d.red = rgba.r;
606 d.green = rgba.g;
607 d.blue = rgba.b;
608 d.alpha = rgba.a;
609
610 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 951 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
611 }
612
613 return false;
614#else 952#else
615 XColor xc;
616
617 xc.red = rgba.r;
618 xc.green = rgba.g;
619 xc.blue = rgba.b;
620 xc.flags = DoRed | DoGreen | DoBlue;
621
622 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
623 {
624 p = xc.pixel;
625 return true;
626 }
627
628 return false;
629#endif
630}
631
632void
633rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
634{
635#if XFT
636 rgba.r = c.color.red;
637 rgba.g = c.color.green;
638 rgba.b = c.color.blue;
639 rgba.a = c.color.alpha;
640#else
641 XColor c;
642
643 c.pixel = p;
644 XQueryColor (screen->xdisp, screen->cmap, &c);
645
646 rgba.r = c.red;
647 rgba.g = c.green;
648 rgba.b = c.blue;
649 rgba.a = rxvt_rgba::MAX_CC;
650#endif
651}
652
653void
654rxvt_color::free (rxvt_screen *screen)
655{
656#if XFT
657 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
658#else
659 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 953 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
660#endif 954#endif
661} 955}
662 956
663rxvt_color 957void
664rxvt_color::fade (rxvt_screen *screen, int percent)
665{
666 rxvt_color faded;
667
668 rxvt_rgba c;
669 get (screen, c);
670
671 c.r = lerp (0, c.r, percent);
672 c.g = lerp (0, c.g, percent);
673 c.b = lerp (0, c.b, percent);
674
675 faded.set (screen, c);
676
677 return faded;
678}
679
680rxvt_color
681rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 958rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
682{ 959{
683 rxvt_rgba c, fc; 960 rgba c;
684 rxvt_color faded; 961 get (c);
685
686 get (screen, c);
687 fadeto.get (screen, fc);
688 962
689 faded.set ( 963 result.set (
690 screen, 964 screen,
691 rxvt_rgba ( 965 rgba (
692 lerp (fc.r, c.r, percent), 966 lerp (c.r, to.r, percent),
693 lerp (fc.g, c.g, percent), 967 lerp (c.g, to.g, percent),
694 lerp (fc.b, c.b, percent), 968 lerp (c.b, to.b, percent),
695 lerp (fc.a, c.a, percent) 969 lerp (c.a, to.a, percent)
696 ) 970 )
697 ); 971 );
972}
698 973
974rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
975: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
976{
977 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
978
979 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
980 timer_ev.repeat = 10.;
981 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
982
983 incr_buf = 0;
984 incr_buf_size = incr_buf_fill = 0;
985 selection_wait = Sel_normal;
986 selection_type = selnum;
987 cb_sv = 0;
988}
989
990void
991rxvt_selection::stop ()
992{
993 free (incr_buf);
994 incr_buf = 0;
995 timer_ev.stop ();
996 x_ev.stop (display);
997}
998
999rxvt_selection::~rxvt_selection ()
1000{
1001 stop ();
1002}
1003
1004void
1005rxvt_selection::run ()
1006{
1007 int selnum = selection_type;
1008
1009#if ENABLE_FRILLS
1010 if (selnum == Sel_Primary && display->selection_owner)
1011 {
1012 /* internal selection */
1013 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1014 finish (str, strlen (str));
1015 free (str);
1016 return;
1017 }
1018#endif
1019
1020#if X_HAVE_UTF8_STRING
1021 selection_type = Sel_UTF8String;
1022 if (request (display->xa[XA_UTF8_STRING], selnum))
1023 return;
1024#else
1025 selection_type = Sel_CompoundText;
1026 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1027 return;
1028#endif
1029
1030 // fallback to CUT_BUFFER0 if the requested property has no owner
1031 handle_selection (display->root, XA_CUT_BUFFER0, false);
1032}
1033
1034void
1035rxvt_selection::finish (char *data, unsigned int len)
1036{
1037 if (!cb_sv)
1038 {
1039 if (data)
1040 term->paste (data, len);
1041
1042 term->selection_req = 0;
1043 delete this;
1044 }
1045#if ENABLE_PERL
1046 else
1047 {
1048 stop (); // we do not really trust perl callbacks
1049 rxvt_perl.selection_finish (this, data, len);
1050 }
1051#endif
1052}
1053
1054bool
1055rxvt_selection::request (Atom target, int selnum)
1056{
1057 Atom sel;
1058
1059 selection_type |= selnum;
1060
1061 if (selnum == Sel_Primary)
1062 sel = XA_PRIMARY;
1063 else if (selnum == Sel_Secondary)
1064 sel = XA_SECONDARY;
1065 else
1066 sel = display->xa[XA_CLIPBOARD];
1067
1068 if (XGetSelectionOwner (display->dpy, sel) != None)
1069 {
1070 XConvertSelection (display->dpy, sel, target, request_prop,
1071 request_win, request_time);
1072 x_ev.start (display, request_win);
1073 timer_ev.again ();
1074 return true;
1075 }
1076
699 return faded; 1077 return false;
700} 1078}
701 1079
1080void
1081rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1082{
1083 Display *dpy = display->dpy;
1084 char *data = 0;
1085 unsigned int data_len = 0;
1086 unsigned long bytes_after;
1087 XTextProperty ct;
1088
1089 // check for failed XConvertSelection
1090 if (prop == None)
1091 {
1092 bool error = true;
1093 int selnum = selection_type & Sel_whereMask;
1094
1095 if (selection_type & Sel_CompoundText)
1096 {
1097 selection_type = 0;
1098 error = !request (XA_STRING, selnum);
1099 }
1100
1101 if (selection_type & Sel_UTF8String)
1102 {
1103 selection_type = Sel_CompoundText;
1104 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1105 }
1106
1107 if (error)
1108 {
1109 ct.value = 0;
1110 goto bailout;
1111 }
1112
1113 return;
1114 }
1115
1116 // length == (2^31 - 1) / 4, as gdk
1117 if (XGetWindowProperty (dpy, win, prop,
1118 0, 0x1fffffff,
1119 delete_prop, AnyPropertyType,
1120 &ct.encoding, &ct.format,
1121 &ct.nitems, &bytes_after,
1122 &ct.value) != Success)
1123 {
1124 ct.value = 0;
1125 goto bailout;
1126 }
1127
1128 if (ct.encoding == None)
1129 goto bailout;
1130
1131 if (ct.value == 0)
1132 goto bailout;
1133
1134 if (ct.encoding == display->xa[XA_INCR])
1135 {
1136 // INCR selection, start handshake
1137 if (!delete_prop)
1138 XDeleteProperty (dpy, win, prop);
1139
1140 selection_wait = Sel_incr;
1141 timer_ev.again ();
1142
1143 goto bailout;
1144 }
1145
1146 if (ct.nitems == 0)
1147 {
1148 if (selection_wait == Sel_incr)
1149 {
1150 XFree (ct.value);
1151
1152 // finally complete, now paste the whole thing
1153 selection_wait = Sel_normal;
1154 ct.value = (unsigned char *)incr_buf;
1155 ct.nitems = incr_buf_fill;
1156 incr_buf = 0;
1157 timer_ev.stop ();
1158 }
1159 else
1160 {
1161 // avoid recursion
1162 if (win != display->root || prop != XA_CUT_BUFFER0)
1163 {
1164 XFree (ct.value);
1165
1166 // fallback to CUT_BUFFER0 if the requested property
1167 // has an owner but is empty
1168 handle_selection (display->root, XA_CUT_BUFFER0, False);
1169 return;
1170 }
1171
1172 goto bailout;
1173 }
1174 }
1175 else if (selection_wait == Sel_incr)
1176 {
1177 timer_ev.again ();
1178
1179 while (incr_buf_fill + ct.nitems > incr_buf_size)
1180 {
1181 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1182 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1183 }
1184
1185 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1186 incr_buf_fill += ct.nitems;
1187
1188 goto bailout;
1189 }
1190
1191 char **cl;
1192 int cr;
1193
1194 // we honour the first item only
1195
1196#if !ENABLE_MINIMAL
1197 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1198 // so recode it manually
1199 if (ct.encoding == display->xa[XA_UTF8_STRING])
1200 {
1201 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1202 data = rxvt_wcstombs (w);
1203 free (w);
1204 }
1205 else
1206#endif
1207 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1208 && cl)
1209 {
1210 data = strdup (cl[0]);
1211 XFreeStringList (cl);
1212 }
1213 else
1214 {
1215 // paste raw
1216 data = strdup ((const char *)ct.value);
1217 }
1218
1219 data_len = strlen (data);
1220
1221bailout:
1222 XFree (ct.value);
1223
1224 if (selection_wait == Sel_normal)
1225 {
1226 finish (data, data_len);
1227 free (data);
1228 }
1229}
1230
1231void
1232rxvt_selection::timer_cb (ev::timer &w, int revents)
1233{
1234 if (selection_wait == Sel_incr)
1235 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1236
1237 finish ();
1238}
1239
1240void
1241rxvt_selection::x_cb (XEvent &xev)
1242{
1243 switch (xev.type)
1244 {
1245 case PropertyNotify:
1246 if (selection_wait == Sel_incr
1247 && xev.xproperty.atom == request_prop
1248 && xev.xproperty.state == PropertyNewValue)
1249 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1250 break;
1251
1252 case SelectionNotify:
1253 if (selection_wait == Sel_normal
1254 && xev.xselection.time == request_time)
1255 {
1256 timer_ev.stop ();
1257 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1258 }
1259 break;
1260 }
1261}

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