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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.35 by root, Mon Jan 30 16:12:58 2006 UTC vs.
Revision 1.142 by root, Thu May 22 18:54:33 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 ("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{
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 >= 10))
496 {
497 flags |= DISPLAY_HAS_RENDER;
498
499#if 0
500 if (major > 0 || (major == 0 && minor >= 11))
501 flags |= DISPLAY_HAS_RENDER_MUL;
502#endif
503
504 if (XFilters *filters = XRenderQueryFilters (dpy, root))
505 {
506 for (int i = 0; i < filters->nfilter; i++)
507 if (!strcmp (filters->filter [i], FilterConvolution))
508 flags |= DISPLAY_HAS_RENDER_CONV;
509
510 XFree (filters);
511 }
512 }
513#endif
514
364 int fd = XConnectionNumber (display); 515 int fd = XConnectionNumber (dpy);
365 516
366#ifndef NO_SLOW_LINK_SUPPORT
367 // try to detect wether we have a local connection. 517 // try to detect whether we have a local connection.
368 // assume unix domains socket == local, everything else not 518 // assume unix domain socket == local, everything else not
369 // TODO: might want to check for inet/127.0.0.1 519 // TODO: might want to check for inet/127.0.0.1
370 is_local = 0; 520 is_local = 0;
371 sockaddr_un sa; 521 sockaddr_un sa;
372 socklen_t sl = sizeof (sa); 522 socklen_t sl = sizeof (sa);
373 523
374 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 524 if (!getsockname (fd, (sockaddr *)&sa, &sl))
375 is_local = sa.sun_family == AF_LOCAL; 525 is_local = sa.sun_family == AF_UNIX;
376#endif
377 526
527 flush_ev.start ();
378 x_ev.start (fd, EVENT_READ); 528 x_ev.start (fd, ev::READ);
379 fcntl (fd, F_SETFD, FD_CLOEXEC); 529 fcntl (fd, F_SETFD, FD_CLOEXEC);
380 530
381 XSelectInput (display, root, PropertyChangeMask); 531 XSelectInput (dpy, root, PropertyChangeMask);
382 532
383 flush (); 533 flush ();
384 534
385 return true; 535 return true;
386} 536}
387 537
388void 538void
389rxvt_display::ref_next () 539rxvt_display::ref_next ()
390{ 540{
391 // TODO: somehow check wether the database files/resources changed 541 // TODO: somehow check whether the database files/resources changed
392 // before re-loading/parsing 542 // before affording re-loading/parsing
393 XrmDestroyDatabase (XrmGetDatabase (display)); 543 XrmDestroyDatabase (XrmGetDatabase (dpy));
544#if XLIB_ILLEGAL_ACCESS
545 /* work around a bug in XrmSetDatabase where it frees the db */
546 dpy->db = 0;
547#endif
394 XrmSetDatabase (display, get_resources ()); 548 XrmSetDatabase (dpy, get_resources (true));
395} 549}
396 550
397rxvt_display::~rxvt_display () 551rxvt_display::~rxvt_display ()
398{ 552{
399 if (!display) 553 if (!dpy)
400 return; 554 return;
401 555
402#ifdef POINTER_BLANK 556#ifdef POINTER_BLANK
403 XFreeCursor (display, blank_cursor); 557 XFreeCursor (dpy, blank_cursor);
404#endif 558#endif
405 x_ev.stop (); 559 x_ev.stop ();
560 flush_ev.stop ();
406#ifdef USE_XIM 561#if USE_XIM
407 xims.clear (); 562 xims.clear ();
408#endif 563#endif
564 XrmDestroyDatabase (XrmGetDatabase (dpy));
409 XCloseDisplay (display); 565 XCloseDisplay (dpy);
410} 566}
411 567
412#ifdef USE_XIM 568#if USE_XIM
413void rxvt_display::im_change_cb () 569void rxvt_display::im_change_cb ()
414{ 570{
415 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 571 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
416 (*i)->call (); 572 (*i)->call ();
417} 573}
… …
422 // registers, as xlib crashes due to a race otherwise. 578 // registers, as xlib crashes due to a race otherwise.
423 Atom actual_type, *atoms; 579 Atom actual_type, *atoms;
424 int actual_format; 580 int actual_format;
425 unsigned long nitems, bytes_after; 581 unsigned long nitems, bytes_after;
426 582
427 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 583 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
428 False, XA_ATOM, &actual_type, &actual_format, 584 False, XA_ATOM, &actual_type, &actual_format,
429 &nitems, &bytes_after, (unsigned char **)&atoms) 585 &nitems, &bytes_after, (unsigned char **)&atoms)
430 != Success ) 586 != Success)
431 return; 587 return;
432 588
433 if (actual_type == XA_ATOM && actual_format == 32) 589 if (actual_type == XA_ATOM && actual_format == 32)
434 for (int i = 0; i < nitems; i++) 590 for (int i = 0; i < nitems; i++)
435 if (XGetSelectionOwner (display, atoms[i])) 591 if (XGetSelectionOwner (dpy, atoms[i]))
436 { 592 {
437 im_change_cb (); 593 im_change_cb ();
438 break; 594 break;
439 } 595 }
440 596
441 XFree (atoms); 597 XFree (atoms);
442} 598}
443#endif 599#endif
444 600
445void rxvt_display::x_cb (io_watcher &w, short revents) 601void rxvt_display::x_cb (ev::io &w, int revents)
446{ 602{
603 flush_ev.start ();
604}
605
606void rxvt_display::flush_cb (ev::prepare &w, int revents)
607{
608 while (XEventsQueued (dpy, QueuedAfterFlush))
447 do 609 do
448 { 610 {
449 XEvent xev; 611 XEvent xev;
450 XNextEvent (display, &xev); 612 XNextEvent (dpy, &xev);
451 613
452#ifdef USE_XIM 614#if USE_XIM
453 if (!XFilterEvent (&xev, None)) 615 if (!XFilterEvent (&xev, None))
454 { 616 {
455 if (xev.type == PropertyNotify 617 if (xev.type == PropertyNotify
456 && xev.xany.window == root 618 && xev.xany.window == root
457 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 619 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
458 im_change_check (); 620 im_change_check ();
459#endif 621#endif
622 if (xev.type == MappingNotify)
623 XRefreshKeyboardMapping (&xev.xmapping);
624
460 for (int i = xw.size (); i--; ) 625 for (int i = xw.size (); i--; )
461 { 626 {
462 if (!xw[i]) 627 if (!xw[i])
463 xw.erase_unordered (i); 628 xw.erase_unordered (i);
464 else if (xw[i]->window == xev.xany.window) 629 else if (xw[i]->window == xev.xany.window)
465 xw[i]->call (xev); 630 xw[i]->call (xev);
466 } 631 }
467#ifdef USE_XIM 632#if USE_XIM
468 } 633 }
469#endif 634#endif
470 } 635 }
471 while (XEventsQueued (display, QueuedAlready)); 636 while (XEventsQueued (dpy, QueuedAlready));
472 637
473 XFlush (display); 638 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} 639}
483 640
484void rxvt_display::reg (xevent_watcher *w) 641void rxvt_display::reg (xevent_watcher *w)
485{ 642{
643 if (!w->active)
644 {
486 xw.push_back (w); 645 xw.push_back (w);
487 w->active = xw.size (); 646 w->active = xw.size ();
647 }
488} 648}
489 649
490void rxvt_display::unreg (xevent_watcher *w) 650void rxvt_display::unreg (xevent_watcher *w)
491{ 651{
492 if (w->active) 652 if (w->active)
653 {
493 xw[w->active - 1] = 0; 654 xw[w->active - 1] = 0;
655 w->active = 0;
656 }
494} 657}
495 658
496void rxvt_display::set_selection_owner (rxvt_term *owner) 659void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
497{ 660{
661 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
662
498 if (selection_owner && selection_owner != owner) 663 if (cur_owner && cur_owner != owner)
499 selection_owner->selection_clear (); 664 {
665 rxvt_term *term = cur_owner;
666 term->selection_clear (clipboard);
667 term->flush ();
668 }
500 669
501 selection_owner = owner; 670 cur_owner = owner;
502} 671}
503 672
504#ifdef USE_XIM 673#if USE_XIM
674
505void rxvt_display::reg (im_watcher *w) 675void rxvt_display::reg (im_watcher *w)
506{ 676{
507 imw.push_back (w); 677 imw.push_back (w);
508} 678}
509 679
… …
518 int l, m; 688 int l, m;
519 689
520 l = strlen (locale); 690 l = strlen (locale);
521 m = strlen (modifiers); 691 m = strlen (modifiers);
522 692
523 if (!(id = (char *)malloc (l + m + 2))) 693 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
524 return 0; 694 return 0;
525 695
526 memcpy (id, locale, l); id[l] = '\n'; 696 memcpy (id, locale, l); id[l] = '\n';
527 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 697 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
528 698
529 rxvt_xim *xim = xims.get (id); 699 rxvt_xim *xim = xims.get (id);
530 700
531 free (id);
532
533 return xim; 701 return xim;
534} 702}
535 703
536void rxvt_display::put_xim (rxvt_xim *xim) 704void rxvt_display::put_xim (rxvt_xim *xim)
537{ 705{
538#if XLIB_IS_RACEFREE 706# if XLIB_IS_RACEFREE
539 xims.put (xim); 707 xims.put (xim);
540#endif 708# endif
541} 709}
710
542#endif 711#endif
543 712
544Atom rxvt_display::atom (const char *name) 713Atom rxvt_display::atom (const char *name)
545{ 714{
546 return XInternAtom (display, name, False); 715 return XInternAtom (dpy, name, False);
716}
717
718Pixmap
719rxvt_display::get_pixmap_property (Atom property)
720{
721 Pixmap pixmap = None;
722
723 int aformat;
724 unsigned long nitems, bytes_after;
725 Atom atype;
726 unsigned char *prop;
727 int result = XGetWindowProperty (dpy, root, property,
728 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
729 &nitems, &bytes_after, &prop);
730 if (result == Success)
731 {
732 if (atype == XA_PIXMAP)
733 pixmap = *(Pixmap *)prop;
734 XFree (prop);
735 }
736
737 return pixmap;
547} 738}
548 739
549///////////////////////////////////////////////////////////////////////////// 740/////////////////////////////////////////////////////////////////////////////
550 741
551template class refcache<rxvt_display>; 742template class refcache<rxvt_display>;
552refcache<rxvt_display> displays; 743refcache<rxvt_display> displays;
553 744
554///////////////////////////////////////////////////////////////////////////// 745/////////////////////////////////////////////////////////////////////////////
555 746//
747
748static unsigned int
749insert_component (unsigned int value, unsigned int mask, unsigned int shift)
750{
751 return (value * (mask + 1) >> 16) << shift;
752}
753
754bool
755rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
756{
757 //TODO: only supports 24 bit
758 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
759
760#if XFT
761 XRenderPictFormat *format;
762
763 // FUCKING Xft gets it wrong, of course, so work around it.
764 // Transparency users should eat shit and die, and then
765 // XRenderQueryPictIndexValues themselves plenty.
766 if ((screen->visual->c_class == TrueColor)
767 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
768 {
769 // the fun lies in doing everything manually...
770 c.color.red = color.r;
771 c.color.green = color.g;
772 c.color.blue = color.b;
773 c.color.alpha = alpha;
774
775 // Xft wants premultiplied alpha, but abuses the alpha channel
776 // as blend factor, and doesn't allow us to set the alpha channel
777 c.color.red = c.color.red * alpha / 0xffff;
778 c.color.green = c.color.green * alpha / 0xffff;
779 c.color.blue = c.color.blue * alpha / 0xffff;
780
781 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
782 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
783 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
784 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
785
786 return true;
787 }
788 else
789 {
790 XRenderColor d;
791
792 d.red = color.r;
793 d.green = color.g;
794 d.blue = color.b;
795 d.alpha = alpha;
796
797 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
798 return true;
799 }
800#else
801 c.red = color.r;
802 c.green = color.g;
803 c.blue = color.b;
804
805 if (screen->visual->c_class == TrueColor)
806 {
807 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
808 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
809 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
810
811 return true;
812 }
813 else if (XAllocColor (screen->dpy, screen->cmap, &c))
814 return true;
815#endif
816
817 c.pixel = (color.r + color.g + color.b) > 128*3
818 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
819 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
820
821 return false;
822}
823
556bool 824bool
557rxvt_color::set (rxvt_screen *screen, const char *name) 825rxvt_color::set (rxvt_screen *screen, const char *name)
558{ 826{
827 rgba c;
828 char eos;
829 int skip;
830
831 c.a = rgba::MAX_CC;
832
833 // parse the nonstandard "[alphapercent]" prefix
834 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
835 {
836 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
837 name += skip;
838 }
839
840 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
841 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
842 {
843 XColor xc;
844
845 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
846 {
847 c.r = xc.red;
848 c.g = xc.green;
849 c.b = xc.blue;
850 }
851 else
852 {
853 c.r = 0xffff;
854 c.g = 0x6969;
855 c.b = 0xb4b4;
856
857 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
858 }
859 }
860
861 return set (screen, c);
862}
863
864bool
865rxvt_color::set (rxvt_screen *screen, const rgba &color)
866{
867 bool got = alloc (screen, color);
868
869#if !ENABLE_MINIMAL
870 int cmap_size = screen->visual->map_entries;
871
872 if (!got
873 && screen->visual->c_class == PseudoColor
874 && cmap_size < 4096)
875 {
876 XColor *colors = new XColor [screen->visual->map_entries];
877
878 for (int i = 0; i < cmap_size; i++)
879 colors [i].pixel = i;
880
881 // many kilobytes transfer per colour, but pseudocolor isn't worth
882 // many extra optimisations.
883 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
884
885 int diff = 0x7fffffffUL;
886 XColor *best = colors;
887
888 for (int i = 0; i < cmap_size; i++)
889 {
890 int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
891 + (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
892 + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
893
894 if (d < diff)
895 {
896 diff = d;
897 best = colors + i;
898 }
899 }
900
901 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
902 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
903
904 got = alloc (screen, rgba (best->red, best->green, best->blue));
905
906 delete [] colors;
907 }
908#endif
909
910 return got;
911}
912
913void
914rxvt_color::get (rgba &color) const
915{
559#if XFT 916#if XFT
560 int l = strlen (name); 917 color.r = c.color.red;
561 rxvt_rgba r; 918 color.g = c.color.green;
562 char eos; 919 color.b = c.color.blue;
563 int mult; 920 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 921#else
590 XColor xc; 922 color.r = c.red;
591 923 color.g = c.green;
592 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 924 color.b = c.blue;
593 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 925 color.a = rgba::MAX_CC;
594
595 return false;
596#endif 926#endif
597} 927}
598 928
599bool 929void
930rxvt_color::get (XColor &color) const
931{
932 rgba c;
933 get (c);
934
935 color.red = c.r;
936 color.green = c.g;
937 color.blue = c.b;
938 color.pixel = (Pixel)*this;
939}
940
941void
600rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 942rxvt_color::free (rxvt_screen *screen)
601{ 943{
944 if (screen->visual->c_class == TrueColor)
945 return; // nothing to do
946
602#if XFT 947#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
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); 948 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634 }
635
636 return false;
637#else 949#else
638 if (screen->visual->c_class == TrueColor)
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); 950 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
697#endif 951#endif
698} 952}
699 953
700rxvt_color 954void
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) 955rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
719{ 956{
720 rxvt_rgba c, fc; 957 rgba c;
721 rxvt_color faded; 958 get (c);
722
723 get (screen, c);
724 fadeto.get (screen, fc);
725 959
726 faded.set ( 960 result.set (
727 screen, 961 screen,
728 rxvt_rgba ( 962 rgba (
729 lerp (fc.r, c.r, percent), 963 lerp (c.r, to.r, percent),
730 lerp (fc.g, c.g, percent), 964 lerp (c.g, to.g, percent),
731 lerp (fc.b, c.b, percent), 965 lerp (c.b, to.b, percent),
732 lerp (fc.a, c.a, percent) 966 lerp (c.a, to.a, percent)
733 ) 967 )
734 ); 968 );
969}
735 970
971rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
972: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
973{
974 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
975
976 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
977 timer_ev.repeat = 10.;
978 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
979
980 incr_buf = 0;
981 incr_buf_size = incr_buf_fill = 0;
982 selection_wait = Sel_normal;
983 selection_type = selnum;
984 cb_sv = 0;
985}
986
987void
988rxvt_selection::stop ()
989{
990 free (incr_buf);
991 incr_buf = 0;
992 timer_ev.stop ();
993 x_ev.stop (display);
994}
995
996rxvt_selection::~rxvt_selection ()
997{
998 stop ();
999}
1000
1001void
1002rxvt_selection::run ()
1003{
1004 int selnum = selection_type;
1005
1006#if ENABLE_FRILLS
1007 if (selnum == Sel_Primary && display->selection_owner)
1008 {
1009 /* internal selection */
1010 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1011 finish (str, strlen (str));
1012 free (str);
1013 return;
1014 }
1015#endif
1016
1017#if X_HAVE_UTF8_STRING
1018 selection_type = Sel_UTF8String;
1019 if (request (display->xa[XA_UTF8_STRING], selnum))
1020 return;
1021#else
1022 selection_type = Sel_CompoundText;
1023 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1024 return;
1025#endif
1026
1027 // fallback to CUT_BUFFER0 if the requested property has no owner
1028 handle_selection (display->root, XA_CUT_BUFFER0, false);
1029}
1030
1031void
1032rxvt_selection::finish (char *data, unsigned int len)
1033{
1034 if (!cb_sv)
1035 {
1036 if (data)
1037 term->paste (data, len);
1038
1039 term->selection_req = 0;
1040 delete this;
1041 }
1042#if ENABLE_PERL
1043 else
1044 {
1045 stop (); // we do not really trust perl callbacks
1046 rxvt_perl.selection_finish (this, data, len);
1047 }
1048#endif
1049}
1050
1051bool
1052rxvt_selection::request (Atom target, int selnum)
1053{
1054 Atom sel;
1055
1056 selection_type |= selnum;
1057
1058 if (selnum == Sel_Primary)
1059 sel = XA_PRIMARY;
1060 else if (selnum == Sel_Secondary)
1061 sel = XA_SECONDARY;
1062 else
1063 sel = display->xa[XA_CLIPBOARD];
1064
1065 if (XGetSelectionOwner (display->dpy, sel) != None)
1066 {
1067 XConvertSelection (display->dpy, sel, target, request_prop,
1068 request_win, request_time);
1069 x_ev.start (display, request_win);
1070 timer_ev.again ();
1071 return true;
1072 }
1073
736 return faded; 1074 return false;
737} 1075}
738 1076
1077void
1078rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1079{
1080 Display *dpy = display->dpy;
1081 char *data = 0;
1082 unsigned int data_len = 0;
1083 unsigned long bytes_after;
1084 XTextProperty ct;
1085
1086 // check for failed XConvertSelection
1087 if (prop == None)
1088 {
1089 bool error = true;
1090 int selnum = selection_type & Sel_whereMask;
1091
1092 if (selection_type & Sel_CompoundText)
1093 {
1094 selection_type = 0;
1095 error = !request (XA_STRING, selnum);
1096 }
1097
1098 if (selection_type & Sel_UTF8String)
1099 {
1100 selection_type = Sel_CompoundText;
1101 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1102 }
1103
1104 if (error)
1105 {
1106 ct.value = 0;
1107 goto bailout;
1108 }
1109
1110 return;
1111 }
1112
1113 // length == (2^31 - 1) / 4, as gdk
1114 if (XGetWindowProperty (dpy, win, prop,
1115 0, 0x1fffffff,
1116 delete_prop, AnyPropertyType,
1117 &ct.encoding, &ct.format,
1118 &ct.nitems, &bytes_after,
1119 &ct.value) != Success)
1120 {
1121 ct.value = 0;
1122 goto bailout;
1123 }
1124
1125 if (ct.encoding == None)
1126 goto bailout;
1127
1128 if (ct.value == 0)
1129 goto bailout;
1130
1131 if (ct.encoding == display->xa[XA_INCR])
1132 {
1133 // INCR selection, start handshake
1134 if (!delete_prop)
1135 XDeleteProperty (dpy, win, prop);
1136
1137 selection_wait = Sel_incr;
1138 timer_ev.again ();
1139
1140 goto bailout;
1141 }
1142
1143 if (ct.nitems == 0)
1144 {
1145 if (selection_wait == Sel_incr)
1146 {
1147 XFree (ct.value);
1148
1149 // finally complete, now paste the whole thing
1150 selection_wait = Sel_normal;
1151 ct.value = (unsigned char *)incr_buf;
1152 ct.nitems = incr_buf_fill;
1153 incr_buf = 0;
1154 timer_ev.stop ();
1155 }
1156 else
1157 {
1158 // avoid recursion
1159 if (win != display->root || prop != XA_CUT_BUFFER0)
1160 {
1161 XFree (ct.value);
1162
1163 // fallback to CUT_BUFFER0 if the requested property
1164 // has an owner but is empty
1165 handle_selection (display->root, XA_CUT_BUFFER0, False);
1166 return;
1167 }
1168
1169 goto bailout;
1170 }
1171 }
1172 else if (selection_wait == Sel_incr)
1173 {
1174 timer_ev.again ();
1175
1176 while (incr_buf_fill + ct.nitems > incr_buf_size)
1177 {
1178 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1179 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1180 }
1181
1182 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1183 incr_buf_fill += ct.nitems;
1184
1185 goto bailout;
1186 }
1187
1188 char **cl;
1189 int cr;
1190
1191 // we honour the first item only
1192
1193#if !ENABLE_MINIMAL
1194 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1195 // so recode it manually
1196 if (ct.encoding == display->xa[XA_UTF8_STRING])
1197 {
1198 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1199 data = rxvt_wcstombs (w);
1200 free (w);
1201 }
1202 else
1203#endif
1204 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1205 && cl)
1206 {
1207 data = strdup (cl[0]);
1208 XFreeStringList (cl);
1209 }
1210 else
1211 {
1212 // paste raw
1213 data = strdup ((const char *)ct.value);
1214 }
1215
1216 data_len = strlen (data);
1217
1218bailout:
1219 XFree (ct.value);
1220
1221 if (selection_wait == Sel_normal)
1222 {
1223 finish (data, data_len);
1224 free (data);
1225 }
1226}
1227
1228void
1229rxvt_selection::timer_cb (ev::timer &w, int revents)
1230{
1231 if (selection_wait == Sel_incr)
1232 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1233
1234 finish ();
1235}
1236
1237void
1238rxvt_selection::x_cb (XEvent &xev)
1239{
1240 switch (xev.type)
1241 {
1242 case PropertyNotify:
1243 if (selection_wait == Sel_incr
1244 && xev.xproperty.atom == request_prop
1245 && xev.xproperty.state == PropertyNewValue)
1246 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1247 break;
1248
1249 case SelectionNotify:
1250 if (selection_wait == Sel_normal
1251 && xev.xselection.time == request_time)
1252 {
1253 timer_ev.stop ();
1254 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1255 }
1256 break;
1257 }
1258}

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