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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.37 by root, Mon Jan 30 17:49:48 2006 UTC vs.
Revision 1.144 by sf-exg, Sun Nov 2 15:52:39 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",
… …
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 HAVE_IMG || ENABLE_PERL
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",
… …
81 "SCREEN_RESOURCES", 80 "SCREEN_RESOURCES",
82 "XDCCC_LINEAR_RGB_CORRECTION", 81 "XDCCC_LINEAR_RGB_CORRECTION",
83 "XDCCC_LINEAR_RGB_MATRICES", 82 "XDCCC_LINEAR_RGB_MATRICES",
84 "WM_COLORMAP_WINDOWS", 83 "WM_COLORMAP_WINDOWS",
85 "WM_STATE", 84 "WM_STATE",
85 "cursor",
86# if USE_XIM
87 "TRANSPORT",
88 "LOCALES",
89 "_XIM_PROTOCOL",
90 "_XIM_XCONNECT",
91 "_XIM_MOREDATA",
92# endif
86#endif 93#endif
87}; 94};
88 95
89///////////////////////////////////////////////////////////////////////////// 96/////////////////////////////////////////////////////////////////////////////
90 97
… …
146 put (*this->begin ()); 153 put (*this->begin ());
147} 154}
148 155
149///////////////////////////////////////////////////////////////////////////// 156/////////////////////////////////////////////////////////////////////////////
150 157
151#ifdef USE_XIM 158#if USE_XIM
152 159
153static void 160static void
154#if XIMCB_PROTO_BROKEN 161#if XIMCB_PROTO_BROKEN
155im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 162im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
156#else 163#else
… …
169bool 176bool
170rxvt_xim::ref_init () 177rxvt_xim::ref_init ()
171{ 178{
172 display = GET_R->display; //HACK: TODO 179 display = GET_R->display; //HACK: TODO
173 180
174 xim = XOpenIM (display->display, NULL, NULL, NULL); 181 xim = XOpenIM (display->dpy, 0, 0, 0);
175 182
176 if (!xim) 183 if (!xim)
177 return false; 184 return false;
178 185
179 XIMCallback ximcallback; 186 XIMCallback ximcallback;
180 ximcallback.client_data = (XPointer)this; 187 ximcallback.client_data = (XPointer)this;
181 ximcallback.callback = im_destroy_cb; 188 ximcallback.callback = im_destroy_cb;
182 189
183 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 190 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
184 191
185 return true; 192 return true;
186} 193}
187 194
188rxvt_xim::~rxvt_xim () 195rxvt_xim::~rxvt_xim ()
… …
193 200
194#endif 201#endif
195 202
196///////////////////////////////////////////////////////////////////////////// 203/////////////////////////////////////////////////////////////////////////////
197 204
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
198void 252void
199rxvt_screen::set (rxvt_display *disp) 253rxvt_screen::set (rxvt_display *disp)
200{ 254{
201 display = disp; 255 display = disp;
202 xdisp = disp->display; 256 dpy = disp->dpy;
203 257
204 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 258 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
205 259
206 depth = DefaultDepthOfScreen (screen); 260 depth = DefaultDepthOfScreen (screen);
207 visual = DefaultVisualOfScreen (screen); 261 visual = DefaultVisualOfScreen (screen);
208 cmap = DefaultColormapOfScreen (screen); 262 cmap = DefaultColormapOfScreen (screen);
209} 263}
210 264
211void 265#if ENABLE_FRILLS
212rxvt_screen::set (rxvt_display *disp, int bitdepth)
213{
214 set (disp);
215 266
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{
216#if XFT 303#if XFT
217 XVisualInfo vinfo; 304 if (scratch_area)
218
219 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))
220 {
221 depth = bitdepth;
222 visual = vinfo.visual;
223 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);
224 } 305 {
306 XFreePixmap (dpy, scratch_area->drawable);
307 delete scratch_area;
308 }
225#endif 309#endif
226}
227 310
228void
229rxvt_screen::clear ()
230{
231 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 311 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
232 XFreeColormap (xdisp, cmap); 312 XFreeColormap (dpy, cmap);
233} 313}
234 314
235///////////////////////////////////////////////////////////////////////////// 315/////////////////////////////////////////////////////////////////////////////
236 316
237rxvt_display::rxvt_display (const char *id) 317rxvt_display::rxvt_display (const char *id)
238: refcounted (id) 318: refcounted (id)
239, x_ev (this, &rxvt_display::x_cb)
240, selection_owner (0) 319, selection_owner (0)
320, clipboard_owner (0)
241{ 321{
322 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
323 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
242} 324}
243 325
244XrmDatabase 326XrmDatabase
245rxvt_display::get_resources () 327rxvt_display::get_resources (bool refresh)
246{ 328{
247 char *homedir = (char *)getenv ("HOME"); 329 char *homedir = getenv ("HOME");
248 char fname[1024]; 330 char fname[1024];
249 331
250 /* 332 /*
251 * get resources using the X library function 333 * get resources using the X library function
252 */ 334 */
253 char *displayResource, *xe; 335 char *displayResource, *xe;
254 XrmDatabase database, rdb1; 336 XrmDatabase rdb1, database = 0;
255 337
256 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
257 342
258 // 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
259 345
260 // 6. System wide per application default file. 346 // 6. System wide per application default file.
261 347
262 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 348 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
263 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 349 if ((xe = getenv ("XAPPLRESDIR")))
264 { 350 {
265 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 351 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
266 352
267 if ((rdb1 = XrmGetFileDatabase (fname))) 353 if ((rdb1 = XrmGetFileDatabase (fname)))
268 XrmMergeDatabases (rdb1, &database); 354 XrmMergeDatabases (rdb1, &database);
… …
270 356
271 // 5. User's per application default file. 357 // 5. User's per application default file.
272 // none 358 // none
273 359
274 // 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
275 /* 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
276 displayResource = XResourceManagerString (display); 404 displayResource = XResourceManagerString (dpy);
277 405
278 if (displayResource != NULL) 406 if (displayResource)
279 { 407 {
280 if ((rdb1 = XrmGetStringDatabase (displayResource))) 408 if ((rdb1 = XrmGetStringDatabase (displayResource)))
281 XrmMergeDatabases (rdb1, &database); 409 XrmMergeDatabases (rdb1, &database);
282 } 410 }
283 else if (homedir)
284 {
285 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
286 411
287 if ((rdb1 = XrmGetFileDatabase (fname))) 412#if !XLIB_ILLEGAL_ACCESS
288 XrmMergeDatabases (rdb1, &database); 413 if (refresh && displayResource)
289 } 414 XFree (displayResource);
415#endif
290 416
291 /* Get screen specific resources */ 417 /* Get screen specific resources */
292 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 418 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
293 419
294 if (displayResource != NULL) 420 if (displayResource)
295 { 421 {
296 if ((rdb1 = XrmGetStringDatabase (displayResource))) 422 if ((rdb1 = XrmGetStringDatabase (displayResource)))
297 /* Merge with screen-independent resources */ 423 /* Merge with screen-independent resources */
298 XrmMergeDatabases (rdb1, &database); 424 XrmMergeDatabases (rdb1, &database);
299 425
300 XFree (displayResource); 426 XFree (displayResource);
301 } 427 }
302 428
303 // 3. User's per host defaults file 429 // 3. User's per host defaults file
304 /* Add in XENVIRONMENT file */ 430 /* Add in XENVIRONMENT file */
305 if ((xe = (char *)getenv ("XENVIRONMENT")) 431 if ((xe = getenv ("XENVIRONMENT"))
306 && (rdb1 = XrmGetFileDatabase (xe))) 432 && (rdb1 = XrmGetFileDatabase (xe)))
307 XrmMergeDatabases (rdb1, &database); 433 XrmMergeDatabases (rdb1, &database);
308 else if (homedir) 434 else if (homedir)
309 { 435 {
310 struct utsname un; 436 struct utsname un;
… …
324bool rxvt_display::ref_init () 450bool rxvt_display::ref_init ()
325{ 451{
326#ifdef LOCAL_X_IS_UNIX 452#ifdef LOCAL_X_IS_UNIX
327 if (id[0] == ':') 453 if (id[0] == ':')
328 { 454 {
329 val = rxvt_malloc (5 + strlen (id) + 1); 455 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
456
330 strcpy (val, "unix/"); 457 strcpy (val, "unix/");
331 strcat (val, id); 458 strcat (val, id);
459
332 display = XOpenDisplay (val); 460 dpy = XOpenDisplay (val);
333 free (val);
334 } 461 }
335 else 462 else
336#endif 463#endif
337 display = 0; 464 dpy = 0;
338 465
339 if (!display) 466 if (!dpy)
340 display = XOpenDisplay (id); 467 dpy = XOpenDisplay (id);
341 468
342 if (!display) 469 if (!dpy)
343 return false; 470 return false;
344 471
345 screen = DefaultScreen (display); 472 screen = DefaultScreen (dpy);
346 root = DefaultRootWindow (display); 473 root = DefaultRootWindow (dpy);
347 474
348 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 475 assert (ecb_array_length (xa_names) == NUM_XA);
349 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 476 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
350 477
351 XrmSetDatabase (display, get_resources ()); 478 XrmSetDatabase (dpy, get_resources (false));
352 479
353#ifdef POINTER_BLANK 480#ifdef POINTER_BLANK
354 XColor blackcolour; 481 XColor blackcolour;
355 blackcolour.red = 0; 482 blackcolour.red = 0;
356 blackcolour.green = 0; 483 blackcolour.green = 0;
357 blackcolour.blue = 0; 484 blackcolour.blue = 0;
358 Font f = XLoadFont (display, "fixed"); 485 Font f = XLoadFont (dpy, "fixed");
359 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 486 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
360 &blackcolour, &blackcolour); 487 &blackcolour, &blackcolour);
361 XUnloadFont (display, f); 488 XUnloadFont (dpy, f);
362#endif 489#endif
363 490
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
364 int fd = XConnectionNumber (display); 510 int fd = XConnectionNumber (dpy);
365 511
366#ifndef NO_SLOW_LINK_SUPPORT
367 // try to detect wether we have a local connection. 512 // try to detect whether we have a local connection.
368 // assume unix domains socket == local, everything else not 513 // assume unix domain socket == local, everything else not
369 // TODO: might want to check for inet/127.0.0.1 514 // TODO: might want to check for inet/127.0.0.1
370 is_local = 0; 515 is_local = 0;
371 sockaddr_un sa; 516 sockaddr_un sa;
372 socklen_t sl = sizeof (sa); 517 socklen_t sl = sizeof (sa);
373 518
374 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 519 if (!getsockname (fd, (sockaddr *)&sa, &sl))
375 is_local = sa.sun_family == AF_LOCAL; 520 is_local = sa.sun_family == AF_UNIX;
376#endif
377 521
522 flush_ev.start ();
378 x_ev.start (fd, EVENT_READ); 523 x_ev.start (fd, ev::READ);
379 fcntl (fd, F_SETFD, FD_CLOEXEC); 524 fcntl (fd, F_SETFD, FD_CLOEXEC);
380 525
381 XSelectInput (display, root, PropertyChangeMask); 526 XSelectInput (dpy, root, PropertyChangeMask);
382 527
383 flush (); 528 flush ();
384 529
385 return true; 530 return true;
386} 531}
387 532
388void 533void
389rxvt_display::ref_next () 534rxvt_display::ref_next ()
390{ 535{
391 // TODO: somehow check wether the database files/resources changed 536 // TODO: somehow check whether the database files/resources changed
392 // before re-loading/parsing 537 // before affording re-loading/parsing
393 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
394 XrmSetDatabase (display, get_resources ()); 543 XrmSetDatabase (dpy, get_resources (true));
395} 544}
396 545
397rxvt_display::~rxvt_display () 546rxvt_display::~rxvt_display ()
398{ 547{
399 if (!display) 548 if (!dpy)
400 return; 549 return;
401 550
402#ifdef POINTER_BLANK 551#ifdef POINTER_BLANK
403 XFreeCursor (display, blank_cursor); 552 XFreeCursor (dpy, blank_cursor);
404#endif 553#endif
405 x_ev.stop (); 554 x_ev.stop ();
555 flush_ev.stop ();
406#ifdef USE_XIM 556#if USE_XIM
407 xims.clear (); 557 xims.clear ();
408#endif 558#endif
559 XrmDestroyDatabase (XrmGetDatabase (dpy));
409 XCloseDisplay (display); 560 XCloseDisplay (dpy);
410} 561}
411 562
412#ifdef USE_XIM 563#if USE_XIM
413void rxvt_display::im_change_cb () 564void rxvt_display::im_change_cb ()
414{ 565{
415 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 566 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
416 (*i)->call (); 567 (*i)->call ();
417} 568}
… …
422 // registers, as xlib crashes due to a race otherwise. 573 // registers, as xlib crashes due to a race otherwise.
423 Atom actual_type, *atoms; 574 Atom actual_type, *atoms;
424 int actual_format; 575 int actual_format;
425 unsigned long nitems, bytes_after; 576 unsigned long nitems, bytes_after;
426 577
427 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 578 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
428 False, XA_ATOM, &actual_type, &actual_format, 579 False, XA_ATOM, &actual_type, &actual_format,
429 &nitems, &bytes_after, (unsigned char **)&atoms) 580 &nitems, &bytes_after, (unsigned char **)&atoms)
430 != Success ) 581 != Success)
431 return; 582 return;
432 583
433 if (actual_type == XA_ATOM && actual_format == 32) 584 if (actual_type == XA_ATOM && actual_format == 32)
434 for (int i = 0; i < nitems; i++) 585 for (int i = 0; i < nitems; i++)
435 if (XGetSelectionOwner (display, atoms[i])) 586 if (XGetSelectionOwner (dpy, atoms[i]))
436 { 587 {
437 im_change_cb (); 588 im_change_cb ();
438 break; 589 break;
439 } 590 }
440 591
441 XFree (atoms); 592 XFree (atoms);
442} 593}
443#endif 594#endif
444 595
445void rxvt_display::x_cb (io_watcher &w, short revents) 596void rxvt_display::x_cb (ev::io &w, int revents)
446{ 597{
598 flush_ev.start ();
599}
600
601void rxvt_display::flush_cb (ev::prepare &w, int revents)
602{
603 while (XEventsQueued (dpy, QueuedAfterFlush))
447 do 604 do
448 { 605 {
449 XEvent xev; 606 XEvent xev;
450 XNextEvent (display, &xev); 607 XNextEvent (dpy, &xev);
451 608
452#ifdef USE_XIM 609#if USE_XIM
453 if (!XFilterEvent (&xev, None)) 610 if (!XFilterEvent (&xev, None))
454 { 611 {
455 if (xev.type == PropertyNotify 612 if (xev.type == PropertyNotify
456 && xev.xany.window == root 613 && xev.xany.window == root
457 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 614 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
458 im_change_check (); 615 im_change_check ();
459#endif 616#endif
617 if (xev.type == MappingNotify)
618 XRefreshKeyboardMapping (&xev.xmapping);
619
460 for (int i = xw.size (); i--; ) 620 for (int i = xw.size (); i--; )
461 { 621 {
462 if (!xw[i]) 622 if (!xw[i])
463 xw.erase_unordered (i); 623 xw.erase_unordered (i);
464 else if (xw[i]->window == xev.xany.window) 624 else if (xw[i]->window == xev.xany.window)
465 xw[i]->call (xev); 625 xw[i]->call (xev);
466 } 626 }
467#ifdef USE_XIM 627#if USE_XIM
468 } 628 }
469#endif 629#endif
470 } 630 }
471 while (XEventsQueued (display, QueuedAlready)); 631 while (XEventsQueued (dpy, QueuedAlready));
472 632
473 XFlush (display); 633 w.stop ();
474}
475
476void rxvt_display::flush ()
477{
478 if (XEventsQueued (display, QueuedAlready))
479 x_cb (x_ev, EVENT_READ);
480
481 XFlush (display);
482} 634}
483 635
484void rxvt_display::reg (xevent_watcher *w) 636void rxvt_display::reg (xevent_watcher *w)
485{ 637{
638 if (!w->active)
639 {
486 xw.push_back (w); 640 xw.push_back (w);
487 w->active = xw.size (); 641 w->active = xw.size ();
642 }
488} 643}
489 644
490void rxvt_display::unreg (xevent_watcher *w) 645void rxvt_display::unreg (xevent_watcher *w)
491{ 646{
492 if (w->active) 647 if (w->active)
648 {
493 xw[w->active - 1] = 0; 649 xw[w->active - 1] = 0;
650 w->active = 0;
651 }
494} 652}
495 653
496void rxvt_display::set_selection_owner (rxvt_term *owner) 654void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
497{ 655{
656 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
657
498 if (selection_owner && selection_owner != owner) 658 if (cur_owner && cur_owner != owner)
499 selection_owner->selection_clear (); 659 {
660 rxvt_term *term = cur_owner;
661 term->selection_clear (clipboard);
662 term->flush ();
663 }
500 664
501 selection_owner = owner; 665 cur_owner = owner;
502} 666}
503 667
504#ifdef USE_XIM 668#if USE_XIM
669
505void rxvt_display::reg (im_watcher *w) 670void rxvt_display::reg (im_watcher *w)
506{ 671{
507 imw.push_back (w); 672 imw.push_back (w);
508} 673}
509 674
… …
518 int l, m; 683 int l, m;
519 684
520 l = strlen (locale); 685 l = strlen (locale);
521 m = strlen (modifiers); 686 m = strlen (modifiers);
522 687
523 if (!(id = (char *)malloc (l + m + 2))) 688 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
524 return 0; 689 return 0;
525 690
526 memcpy (id, locale, l); id[l] = '\n'; 691 memcpy (id, locale, l); id[l] = '\n';
527 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 692 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
528 693
529 rxvt_xim *xim = xims.get (id); 694 rxvt_xim *xim = xims.get (id);
530 695
531 free (id);
532
533 return xim; 696 return xim;
534} 697}
535 698
536void rxvt_display::put_xim (rxvt_xim *xim) 699void rxvt_display::put_xim (rxvt_xim *xim)
537{ 700{
538#if XLIB_IS_RACEFREE 701# if XLIB_IS_RACEFREE
539 xims.put (xim); 702 xims.put (xim);
540#endif 703# endif
541} 704}
705
542#endif 706#endif
543 707
544Atom rxvt_display::atom (const char *name) 708Atom rxvt_display::atom (const char *name)
545{ 709{
546 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;
547} 733}
548 734
549///////////////////////////////////////////////////////////////////////////// 735/////////////////////////////////////////////////////////////////////////////
550 736
551template class refcache<rxvt_display>; 737template class refcache<rxvt_display>;
552refcache<rxvt_display> displays; 738refcache<rxvt_display> displays;
553 739
554///////////////////////////////////////////////////////////////////////////// 740/////////////////////////////////////////////////////////////////////////////
555 741//
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
556bool 819bool
557rxvt_color::set (rxvt_screen *screen, const char *name) 820rxvt_color::set (rxvt_screen *screen, const char *name)
558{ 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 int diff = 0x7fffffffUL;
881 XColor *best = colors;
882
883 for (int i = 0; i < cmap_size; i++)
884 {
885 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
886 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
887 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
888
889 if (d < diff)
890 {
891 diff = d;
892 best = colors + i;
893 }
894 }
895
896 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
897 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
898
899 got = alloc (screen, rgba (best->red, best->green, best->blue));
900
901 delete [] colors;
902 }
903#endif
904
905 return got;
906}
907
908void
909rxvt_color::get (rgba &color) const
910{
559#if XFT 911#if XFT
560 int l = strlen (name); 912 color.r = c.color.red;
561 rxvt_rgba r; 913 color.g = c.color.green;
562 char eos; 914 color.b = c.color.blue;
563 int mult; 915 color.a = c.color.alpha;
564
565 // shortcutting this saves countless server RTTs for the built-in colours
566 if (l == 3+3*3 && 3 == sscanf (name, "rgb:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
567 {
568 r.a = rxvt_rgba::MAX_CC;
569 mult = rxvt_rgba::MAX_CC / 0x00ff;
570 }
571
572 // parse a number of non-standard ARGB colour specifications
573 else if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
574 mult = rxvt_rgba::MAX_CC / 0x000f;
575 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
576 mult = rxvt_rgba::MAX_CC / 0x00ff;
577 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
578 mult = rxvt_rgba::MAX_CC / 0xffff;
579 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
580 mult = rxvt_rgba::MAX_CC / 0xffff;
581
582 // slow case: server round trip
583 else
584 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
585
586 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
587
588 return set (screen, r);
589#else 916#else
590 XColor xc; 917 color.r = c.red;
591 918 color.g = c.green;
592 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 919 color.b = c.blue;
593 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 920 color.a = rgba::MAX_CC;
594
595 return false;
596#endif 921#endif
597} 922}
598 923
599bool 924void
925rxvt_color::get (XColor &color) const
926{
927 rgba c;
928 get (c);
929
930 color.red = c.r;
931 color.green = c.g;
932 color.blue = c.b;
933 color.pixel = (Pixel)*this;
934}
935
936void
600rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 937rxvt_color::free (rxvt_screen *screen)
601{ 938{
939 if (screen->visual->c_class == TrueColor)
940 return; // nothing to do
941
602#if XFT 942#if XFT
603 XRenderPictFormat *format;
604
605 // FUCKING Xft gets it wrong, of course, so work around it
606 // transparency users should eat shit and die, and then
607 // XRenderQueryPictIndexValues themselves plenty.
608 if ((screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor)
609 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
610 {
611 // the fun lies in doing everything manually...
612 c.color.red = rgba.r;
613 c.color.green = rgba.g;
614 c.color.blue = rgba.b;
615 c.color.alpha = rgba.a;
616
617 c.pixel = ((rgba.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red )
618 | ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green)
619 | ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue )
620 | ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha);
621
622 return true;
623 }
624 else
625 {
626 XRenderColor d;
627
628 d.red = rgba.r;
629 d.green = rgba.g;
630 d.blue = rgba.b;
631 d.alpha = rgba.a;
632
633 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 943 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634 }
635
636 return false;
637#else 944#else
638 if (screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor)
639 {
640 p = (rgba.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask ))
641 / rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask )
642 | (rgba.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
643 / rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask)
644 | (rgba.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask ))
645 / rxvt_rgba::MAX_CC) << ctz (screen->visual->blue_mask );
646
647 return true;
648 }
649 else
650 {
651 XColor xc;
652
653 xc.red = rgba.r;
654 xc.green = rgba.g;
655 xc.blue = rgba.b;
656 xc.flags = DoRed | DoGreen | DoBlue;
657
658 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
659 {
660 p = xc.pixel;
661 return true;
662 }
663 }
664
665 return false;
666#endif
667}
668
669void
670rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
671{
672#if XFT
673 rgba.r = c.color.red;
674 rgba.g = c.color.green;
675 rgba.b = c.color.blue;
676 rgba.a = c.color.alpha;
677#else
678 XColor c;
679
680 c.pixel = p;
681 XQueryColor (screen->xdisp, screen->cmap, &c);
682
683 rgba.r = c.red;
684 rgba.g = c.green;
685 rgba.b = c.blue;
686 rgba.a = rxvt_rgba::MAX_CC;
687#endif
688}
689
690void
691rxvt_color::free (rxvt_screen *screen)
692{
693#if XFT
694 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
695#else
696 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 945 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
697#endif 946#endif
698} 947}
699 948
700rxvt_color 949void
701rxvt_color::fade (rxvt_screen *screen, int percent)
702{
703 rxvt_color faded;
704
705 rxvt_rgba c;
706 get (screen, c);
707
708 c.r = lerp (0, c.r, percent);
709 c.g = lerp (0, c.g, percent);
710 c.b = lerp (0, c.b, percent);
711
712 faded.set (screen, c);
713
714 return faded;
715}
716
717rxvt_color
718rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 950rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
719{ 951{
720 rxvt_rgba c, fc; 952 rgba c;
721 rxvt_color faded; 953 get (c);
722
723 get (screen, c);
724 fadeto.get (screen, fc);
725 954
726 faded.set ( 955 result.set (
727 screen, 956 screen,
728 rxvt_rgba ( 957 rgba (
729 lerp (fc.r, c.r, percent), 958 lerp (c.r, to.r, percent),
730 lerp (fc.g, c.g, percent), 959 lerp (c.g, to.g, percent),
731 lerp (fc.b, c.b, percent), 960 lerp (c.b, to.b, percent),
732 lerp (fc.a, c.a, percent) 961 lerp (c.a, to.a, percent)
733 ) 962 )
734 ); 963 );
964}
735 965
966rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
967: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
968{
969 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
970
971 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
972 timer_ev.repeat = 10.;
973 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
974
975 incr_buf = 0;
976 incr_buf_size = incr_buf_fill = 0;
977 selection_wait = Sel_normal;
978 selection_type = selnum;
979 cb_sv = 0;
980}
981
982void
983rxvt_selection::stop ()
984{
985 free (incr_buf);
986 incr_buf = 0;
987 timer_ev.stop ();
988 x_ev.stop (display);
989}
990
991rxvt_selection::~rxvt_selection ()
992{
993 stop ();
994}
995
996void
997rxvt_selection::run ()
998{
999 int selnum = selection_type;
1000
1001#if ENABLE_FRILLS
1002 if (selnum == Sel_Primary && display->selection_owner)
1003 {
1004 /* internal selection */
1005 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1006 finish (str, strlen (str));
1007 free (str);
1008 return;
1009 }
1010#endif
1011
1012#if X_HAVE_UTF8_STRING
1013 selection_type = Sel_UTF8String;
1014 if (request (display->xa[XA_UTF8_STRING], selnum))
1015 return;
1016#else
1017 selection_type = Sel_CompoundText;
1018 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1019 return;
1020#endif
1021
1022 // fallback to CUT_BUFFER0 if the requested property has no owner
1023 handle_selection (display->root, XA_CUT_BUFFER0, false);
1024}
1025
1026void
1027rxvt_selection::finish (char *data, unsigned int len)
1028{
1029 if (!cb_sv)
1030 {
1031 if (data)
1032 term->paste (data, len);
1033
1034 term->selection_req = 0;
1035 delete this;
1036 }
1037#if ENABLE_PERL
1038 else
1039 {
1040 stop (); // we do not really trust perl callbacks
1041 rxvt_perl.selection_finish (this, data, len);
1042 }
1043#endif
1044}
1045
1046bool
1047rxvt_selection::request (Atom target, int selnum)
1048{
1049 Atom sel;
1050
1051 selection_type |= selnum;
1052
1053 if (selnum == Sel_Primary)
1054 sel = XA_PRIMARY;
1055 else if (selnum == Sel_Secondary)
1056 sel = XA_SECONDARY;
1057 else
1058 sel = display->xa[XA_CLIPBOARD];
1059
1060 if (XGetSelectionOwner (display->dpy, sel) != None)
1061 {
1062 XConvertSelection (display->dpy, sel, target, request_prop,
1063 request_win, request_time);
1064 x_ev.start (display, request_win);
1065 timer_ev.again ();
1066 return true;
1067 }
1068
736 return faded; 1069 return false;
737} 1070}
738 1071
1072void
1073rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1074{
1075 Display *dpy = display->dpy;
1076 char *data = 0;
1077 unsigned int data_len = 0;
1078 unsigned long bytes_after;
1079 XTextProperty ct;
1080
1081 // check for failed XConvertSelection
1082 if (prop == None)
1083 {
1084 bool error = true;
1085 int selnum = selection_type & Sel_whereMask;
1086
1087 if (selection_type & Sel_CompoundText)
1088 {
1089 selection_type = 0;
1090 error = !request (XA_STRING, selnum);
1091 }
1092
1093 if (selection_type & Sel_UTF8String)
1094 {
1095 selection_type = Sel_CompoundText;
1096 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1097 }
1098
1099 if (error)
1100 {
1101 ct.value = 0;
1102 goto bailout;
1103 }
1104
1105 return;
1106 }
1107
1108 // length == (2^31 - 1) / 4, as gdk
1109 if (XGetWindowProperty (dpy, win, prop,
1110 0, 0x1fffffff,
1111 delete_prop, AnyPropertyType,
1112 &ct.encoding, &ct.format,
1113 &ct.nitems, &bytes_after,
1114 &ct.value) != Success)
1115 {
1116 ct.value = 0;
1117 goto bailout;
1118 }
1119
1120 if (ct.encoding == None)
1121 goto bailout;
1122
1123 if (ct.value == 0)
1124 goto bailout;
1125
1126 if (ct.encoding == display->xa[XA_INCR])
1127 {
1128 // INCR selection, start handshake
1129 if (!delete_prop)
1130 XDeleteProperty (dpy, win, prop);
1131
1132 selection_wait = Sel_incr;
1133 timer_ev.again ();
1134
1135 goto bailout;
1136 }
1137
1138 if (ct.nitems == 0)
1139 {
1140 if (selection_wait == Sel_incr)
1141 {
1142 XFree (ct.value);
1143
1144 // finally complete, now paste the whole thing
1145 selection_wait = Sel_normal;
1146 ct.value = (unsigned char *)incr_buf;
1147 ct.nitems = incr_buf_fill;
1148 incr_buf = 0;
1149 timer_ev.stop ();
1150 }
1151 else
1152 {
1153 // avoid recursion
1154 if (win != display->root || prop != XA_CUT_BUFFER0)
1155 {
1156 XFree (ct.value);
1157
1158 // fallback to CUT_BUFFER0 if the requested property
1159 // has an owner but is empty
1160 handle_selection (display->root, XA_CUT_BUFFER0, False);
1161 return;
1162 }
1163
1164 goto bailout;
1165 }
1166 }
1167 else if (selection_wait == Sel_incr)
1168 {
1169 timer_ev.again ();
1170
1171 while (incr_buf_fill + ct.nitems > incr_buf_size)
1172 {
1173 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1174 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1175 }
1176
1177 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1178 incr_buf_fill += ct.nitems;
1179
1180 goto bailout;
1181 }
1182
1183 char **cl;
1184 int cr;
1185
1186 // we honour the first item only
1187
1188#if !ENABLE_MINIMAL
1189 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1190 // so recode it manually
1191 if (ct.encoding == display->xa[XA_UTF8_STRING])
1192 {
1193 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1194 data = rxvt_wcstombs (w);
1195 free (w);
1196 }
1197 else
1198#endif
1199 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1200 && cl)
1201 {
1202 data = strdup (cl[0]);
1203 XFreeStringList (cl);
1204 }
1205 else
1206 {
1207 // paste raw
1208 data = strdup ((const char *)ct.value);
1209 }
1210
1211 data_len = strlen (data);
1212
1213bailout:
1214 XFree (ct.value);
1215
1216 if (selection_wait == Sel_normal)
1217 {
1218 finish (data, data_len);
1219 free (data);
1220 }
1221}
1222
1223void
1224rxvt_selection::timer_cb (ev::timer &w, int revents)
1225{
1226 if (selection_wait == Sel_incr)
1227 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1228
1229 finish ();
1230}
1231
1232void
1233rxvt_selection::x_cb (XEvent &xev)
1234{
1235 switch (xev.type)
1236 {
1237 case PropertyNotify:
1238 if (selection_wait == Sel_incr
1239 && xev.xproperty.atom == request_prop
1240 && xev.xproperty.state == PropertyNewValue)
1241 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1242 break;
1243
1244 case SelectionNotify:
1245 if (selection_wait == Sel_normal
1246 && xev.xselection.time == request_time)
1247 {
1248 timer_ev.stop ();
1249 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1250 }
1251 break;
1252 }
1253}

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