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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 1.146 by root, Sun Dec 14 04:52:10 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
… …
22 23
23#include "../config.h" 24#include "../config.h"
24#include <rxvt.h> 25#include <rxvt.h>
25#include <rxvttoolkit.h> 26#include <rxvttoolkit.h>
26 27
28#include <stdlib.h>
29
27#include <unistd.h> 30#include <unistd.h>
28#include <fcntl.h> 31#include <fcntl.h>
29 32
30#include <sys/utsname.h> 33#include <sys/utsname.h>
31
32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 34#include <sys/socket.h>
34# include <sys/un.h> 35#include <sys/un.h>
35#endif
36 36
37#if XFT 37#if XFT
38# include <X11/extensions/Xrender.h> 38# include <X11/extensions/Xrender.h>
39#endif 39#endif
40 40
41const char *const xa_names[] = 41static const char *const xa_names[] =
42{ 42{
43 "TEXT", 43 "TEXT",
44 "COMPOUND_TEXT", 44 "COMPOUND_TEXT",
45 "UTF8_STRING", 45 "UTF8_STRING",
46 "MULTIPLE", 46 "MULTIPLE",
… …
62#if ENABLE_EWMH 62#if ENABLE_EWMH
63 "_NET_WM_PID", 63 "_NET_WM_PID",
64 "_NET_WM_NAME", 64 "_NET_WM_NAME",
65 "_NET_WM_ICON_NAME", 65 "_NET_WM_ICON_NAME",
66 "_NET_WM_PING", 66 "_NET_WM_PING",
67 "_NET_WM_ICON",
67#endif 68#endif
68#if USE_XIM 69#if USE_XIM
69 "WM_LOCALE_NAME", 70 "WM_LOCALE_NAME",
70 "XIM_SERVERS", 71 "XIM_SERVERS",
71#endif 72#endif
72#ifdef TRANSPARENT 73#if HAVE_IMG || ENABLE_PERL
73 "_XROOTPMAP_ID", 74 "_XROOTPMAP_ID",
74 "ESETROOT_PMAP_ID", 75 "ESETROOT_PMAP_ID",
75#endif 76#endif
76#if ENABLE_XEMBED 77#if ENABLE_XEMBED
77 "_XEMBED", 78 "_XEMBED",
… …
81 "SCREEN_RESOURCES", 82 "SCREEN_RESOURCES",
82 "XDCCC_LINEAR_RGB_CORRECTION", 83 "XDCCC_LINEAR_RGB_CORRECTION",
83 "XDCCC_LINEAR_RGB_MATRICES", 84 "XDCCC_LINEAR_RGB_MATRICES",
84 "WM_COLORMAP_WINDOWS", 85 "WM_COLORMAP_WINDOWS",
85 "WM_STATE", 86 "WM_STATE",
87 "cursor",
88# if USE_XIM
89 "TRANSPORT",
90 "LOCALES",
91 "_XIM_PROTOCOL",
92 "_XIM_XCONNECT",
93 "_XIM_MOREDATA",
94# endif
86#endif 95#endif
87}; 96};
88 97
89///////////////////////////////////////////////////////////////////////////// 98/////////////////////////////////////////////////////////////////////////////
90 99
… …
146 put (*this->begin ()); 155 put (*this->begin ());
147} 156}
148 157
149///////////////////////////////////////////////////////////////////////////// 158/////////////////////////////////////////////////////////////////////////////
150 159
151#ifdef USE_XIM 160#if USE_XIM
152 161
153static void 162static void
154#if XIMCB_PROTO_BROKEN 163#if XIMCB_PROTO_BROKEN
155im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 164im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
156#else 165#else
… …
169bool 178bool
170rxvt_xim::ref_init () 179rxvt_xim::ref_init ()
171{ 180{
172 display = GET_R->display; //HACK: TODO 181 display = GET_R->display; //HACK: TODO
173 182
174 xim = XOpenIM (display->display, NULL, NULL, NULL); 183 xim = XOpenIM (display->dpy, 0, 0, 0);
175 184
176 if (!xim) 185 if (!xim)
177 return false; 186 return false;
178 187
179 XIMCallback ximcallback; 188 XIMCallback ximcallback;
180 ximcallback.client_data = (XPointer)this; 189 ximcallback.client_data = (XPointer)this;
181 ximcallback.callback = im_destroy_cb; 190 ximcallback.callback = im_destroy_cb;
182 191
183 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 192 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
184 193
185 return true; 194 return true;
186} 195}
187 196
188rxvt_xim::~rxvt_xim () 197rxvt_xim::~rxvt_xim ()
… …
193 202
194#endif 203#endif
195 204
196///////////////////////////////////////////////////////////////////////////// 205/////////////////////////////////////////////////////////////////////////////
197 206
207#if XFT
208rxvt_drawable::~rxvt_drawable ()
209{
210 if (xftdrawable)
211 XftDrawDestroy (xftdrawable);
212}
213
214rxvt_drawable::operator XftDraw *()
215{
216 if (!xftdrawable)
217 xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap);
218
219 return xftdrawable;
220}
221#endif
222
223/////////////////////////////////////////////////////////////////////////////
224
225#if XFT
226
227// not strictly necessary as it is only used with superclass of zero_initialised
228rxvt_screen::rxvt_screen ()
229: scratch_area (0)
230{
231}
232
233rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
234{
235 if (!scratch_area || w > scratch_w || h > scratch_h)
236 {
237 if (scratch_area)
238 {
239 XFreePixmap (dpy, scratch_area->drawable);
240 delete scratch_area;
241 }
242
243 Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
244 scratch_w = w, scratch_h = h, depth);
245
246 scratch_area = new rxvt_drawable (this, pm);
247 }
248
249 return *scratch_area;
250}
251
252#endif
253
198void 254void
199rxvt_screen::set (rxvt_display *disp) 255rxvt_screen::set (rxvt_display *disp)
200{ 256{
201 display = disp; 257 display = disp;
202 xdisp = disp->display; 258 dpy = disp->dpy;
203 259
204 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 260 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
205 261
206 depth = DefaultDepthOfScreen (screen); 262 depth = DefaultDepthOfScreen (screen);
207 visual = DefaultVisualOfScreen (screen); 263 visual = DefaultVisualOfScreen (screen);
208 cmap = DefaultColormapOfScreen (screen); 264 cmap = DefaultColormapOfScreen (screen);
209} 265}
210 266
211void 267#if ENABLE_FRILLS
212rxvt_screen::set (rxvt_display *disp, int bitdepth)
213{
214 set (disp);
215 268
269void
270rxvt_screen::select_visual (int id)
271{
272 XVisualInfo vinfo;
273 vinfo.visualid = id;
274 int n;
275
276 if (XVisualInfo *vi = XGetVisualInfo (dpy, VisualIDMask, &vinfo, &n))
277 {
278 depth = vi->depth;
279 visual = vi->visual;
280
281 XFree (vi);
282
283 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
284 }
285 else
286 rxvt_warn ("no visual found for requested id 0x%02x, using default visual.\n", id);
287}
288
289void
290rxvt_screen::select_depth (int bitdepth)
291{
292 XVisualInfo vinfo;
293
294 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
295 select_visual (vinfo.visualid);
296 else
297 rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth);
298}
299
300#endif
301
302void
303rxvt_screen::clear ()
304{
216#if XFT 305#if XFT
217 XVisualInfo vinfo; 306 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 } 307 {
308 XFreePixmap (dpy, scratch_area->drawable);
309 delete scratch_area;
310 }
225#endif 311#endif
226}
227 312
228void
229rxvt_screen::clear ()
230{
231 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 313 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
232 XFreeColormap (xdisp, cmap); 314 XFreeColormap (dpy, cmap);
233} 315}
234 316
235///////////////////////////////////////////////////////////////////////////// 317/////////////////////////////////////////////////////////////////////////////
236 318
237rxvt_display::rxvt_display (const char *id) 319rxvt_display::rxvt_display (const char *id)
238: refcounted (id) 320: refcounted (id)
239, x_ev (this, &rxvt_display::x_cb)
240, selection_owner (0) 321, selection_owner (0)
322, clipboard_owner (0)
241{ 323{
324 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
325 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
242} 326}
243 327
244XrmDatabase 328XrmDatabase
245rxvt_display::get_resources () 329rxvt_display::get_resources (bool refresh)
246{ 330{
247 char *homedir = (char *)getenv ("HOME"); 331 char *homedir = getenv ("HOME");
248 char fname[1024]; 332 char fname[1024];
249 333
250 /* 334 /*
251 * get resources using the X library function 335 * get resources using the X library function
252 */ 336 */
253 char *displayResource, *xe; 337 char *displayResource, *xe;
254 XrmDatabase database, rdb1; 338 XrmDatabase rdb1, database = 0;
255 339
256 database = NULL; 340#if !XLIB_ILLEGAL_ACCESS
341 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
342 database = XrmGetStringDatabase ("");
343#endif
257 344
258 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 345 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
346 // as opposed to "standard practise", we always read in ~/.Xdefaults
259 347
260 // 6. System wide per application default file. 348 // 6. System wide per application default file.
261 349
262 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 350 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
263 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 351 if ((xe = getenv ("XAPPLRESDIR")))
264 { 352 {
265 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 353 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
266 354
267 if ((rdb1 = XrmGetFileDatabase (fname))) 355 if ((rdb1 = XrmGetFileDatabase (fname)))
268 XrmMergeDatabases (rdb1, &database); 356 XrmMergeDatabases (rdb1, &database);
… …
270 358
271 // 5. User's per application default file. 359 // 5. User's per application default file.
272 // none 360 // none
273 361
274 // 4. User's defaults file. 362 // 4. User's defaults file.
363 if (homedir)
364 {
365 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
366
367 if ((rdb1 = XrmGetFileDatabase (fname)))
368 XrmMergeDatabases (rdb1, &database);
369 }
370
275 /* Get any Xserver defaults */ 371 /* Get any Xserver defaults */
372 if (refresh)
373 {
374 // fucking xlib keeps a copy of the rm string
375 Atom actual_type;
376 int actual_format;
377 unsigned long nitems, nremaining;
378 char *val = 0;
379
380#if XLIB_ILLEGAL_ACCESS
381 if (dpy->xdefaults)
382 XFree (dpy->xdefaults);
383#endif
384
385 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
386 0L, 100000000L, False,
387 XA_STRING, &actual_type, &actual_format,
388 &nitems, &nremaining,
389 (unsigned char **)&val) == Success
390 && actual_type == XA_STRING
391 && actual_format == 8)
392 displayResource = val;
393 else
394 {
395 displayResource = 0;
396
397 if (val)
398 XFree (val);
399 }
400
401#if XLIB_ILLEGAL_ACCESS
402 dpy->xdefaults = displayResource;
403#endif
404 }
405 else
276 displayResource = XResourceManagerString (display); 406 displayResource = XResourceManagerString (dpy);
277 407
278 if (displayResource != NULL) 408 if (displayResource)
279 { 409 {
280 if ((rdb1 = XrmGetStringDatabase (displayResource))) 410 if ((rdb1 = XrmGetStringDatabase (displayResource)))
281 XrmMergeDatabases (rdb1, &database); 411 XrmMergeDatabases (rdb1, &database);
282 } 412 }
283 else if (homedir)
284 {
285 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
286 413
287 if ((rdb1 = XrmGetFileDatabase (fname))) 414#if !XLIB_ILLEGAL_ACCESS
288 XrmMergeDatabases (rdb1, &database); 415 if (refresh && displayResource)
289 } 416 XFree (displayResource);
417#endif
290 418
291 /* Get screen specific resources */ 419 /* Get screen specific resources */
292 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 420 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
293 421
294 if (displayResource != NULL) 422 if (displayResource)
295 { 423 {
296 if ((rdb1 = XrmGetStringDatabase (displayResource))) 424 if ((rdb1 = XrmGetStringDatabase (displayResource)))
297 /* Merge with screen-independent resources */ 425 /* Merge with screen-independent resources */
298 XrmMergeDatabases (rdb1, &database); 426 XrmMergeDatabases (rdb1, &database);
299 427
300 XFree (displayResource); 428 XFree (displayResource);
301 } 429 }
302 430
303 // 3. User's per host defaults file 431 // 3. User's per host defaults file
304 /* Add in XENVIRONMENT file */ 432 /* Add in XENVIRONMENT file */
305 if ((xe = (char *)getenv ("XENVIRONMENT")) 433 if ((xe = getenv ("XENVIRONMENT"))
306 && (rdb1 = XrmGetFileDatabase (xe))) 434 && (rdb1 = XrmGetFileDatabase (xe)))
307 XrmMergeDatabases (rdb1, &database); 435 XrmMergeDatabases (rdb1, &database);
308 else if (homedir) 436 else if (homedir)
309 { 437 {
310 struct utsname un; 438 struct utsname un;
… …
324bool rxvt_display::ref_init () 452bool rxvt_display::ref_init ()
325{ 453{
326#ifdef LOCAL_X_IS_UNIX 454#ifdef LOCAL_X_IS_UNIX
327 if (id[0] == ':') 455 if (id[0] == ':')
328 { 456 {
329 val = rxvt_malloc (5 + strlen (id) + 1); 457 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
458
330 strcpy (val, "unix/"); 459 strcpy (val, "unix/");
331 strcat (val, id); 460 strcat (val, id);
461
332 display = XOpenDisplay (val); 462 dpy = XOpenDisplay (val);
333 free (val);
334 } 463 }
335 else 464 else
336#endif 465#endif
337 display = 0; 466 dpy = 0;
338 467
339 if (!display) 468 if (!dpy)
340 display = XOpenDisplay (id); 469 dpy = XOpenDisplay (id);
341 470
342 if (!display) 471 if (!dpy)
343 return false; 472 return false;
344 473
345 screen = DefaultScreen (display); 474 screen = DefaultScreen (dpy);
346 root = DefaultRootWindow (display); 475 root = DefaultRootWindow (dpy);
347 476
348 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 477 assert (ecb_array_length (xa_names) == NUM_XA);
349 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 478 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
350 479
351 XrmSetDatabase (display, get_resources ()); 480 XrmSetDatabase (dpy, get_resources (false));
352 481
353#ifdef POINTER_BLANK 482#ifdef POINTER_BLANK
354 XColor blackcolour; 483 XColor blackcolour;
355 blackcolour.red = 0; 484 blackcolour.red = 0;
356 blackcolour.green = 0; 485 blackcolour.green = 0;
357 blackcolour.blue = 0; 486 blackcolour.blue = 0;
358 Font f = XLoadFont (display, "fixed"); 487 Font f = XLoadFont (dpy, "fixed");
359 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 488 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
360 &blackcolour, &blackcolour); 489 &blackcolour, &blackcolour);
361 XUnloadFont (display, f); 490 XUnloadFont (dpy, f);
362#endif 491#endif
363 492
493 flags = 0;
494#if XRENDER
495 int major, minor;
496 if (XRenderQueryVersion (dpy, &major, &minor))
497 if (major > 0 || (major == 0 && minor >= 11))
498 {
499 flags |= DISPLAY_HAS_RENDER;
500
501 if (XFilters *filters = XRenderQueryFilters (dpy, root))
502 {
503 for (int i = 0; i < filters->nfilter; i++)
504 if (!strcmp (filters->filter [i], FilterConvolution))
505 flags |= DISPLAY_HAS_RENDER_CONV;
506
507 XFree (filters);
508 }
509 }
510#endif
511
364 int fd = XConnectionNumber (display); 512 int fd = XConnectionNumber (dpy);
365 513
366#ifndef NO_SLOW_LINK_SUPPORT
367 // try to detect wether we have a local connection. 514 // try to detect whether we have a local connection.
368 // assume unix domains socket == local, everything else not 515 // assume unix domain socket == local, everything else not
369 // TODO: might want to check for inet/127.0.0.1 516 // TODO: might want to check for inet/127.0.0.1
370 is_local = 0; 517 is_local = 0;
371 sockaddr_un sa; 518 sockaddr_un sa;
372 socklen_t sl = sizeof (sa); 519 socklen_t sl = sizeof (sa);
373 520
374 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 521 if (!getsockname (fd, (sockaddr *)&sa, &sl))
375 is_local = sa.sun_family == AF_LOCAL; 522 is_local = sa.sun_family == AF_UNIX;
376#endif
377 523
524 flush_ev.start ();
378 x_ev.start (fd, EVENT_READ); 525 x_ev.start (fd, ev::READ);
379 fcntl (fd, F_SETFD, FD_CLOEXEC); 526 fcntl (fd, F_SETFD, FD_CLOEXEC);
380 527
381 XSelectInput (display, root, PropertyChangeMask); 528 XSelectInput (dpy, root, PropertyChangeMask);
382 529
383 flush (); 530 flush ();
384 531
385 return true; 532 return true;
386} 533}
387 534
388void 535void
389rxvt_display::ref_next () 536rxvt_display::ref_next ()
390{ 537{
391 // TODO: somehow check wether the database files/resources changed 538 // TODO: somehow check whether the database files/resources changed
392 // before re-loading/parsing 539 // before affording re-loading/parsing
393 XrmDestroyDatabase (XrmGetDatabase (display)); 540 XrmDestroyDatabase (XrmGetDatabase (dpy));
541#if XLIB_ILLEGAL_ACCESS
542 /* work around a bug in XrmSetDatabase where it frees the db */
543 dpy->db = 0;
544#endif
394 XrmSetDatabase (display, get_resources ()); 545 XrmSetDatabase (dpy, get_resources (true));
395} 546}
396 547
397rxvt_display::~rxvt_display () 548rxvt_display::~rxvt_display ()
398{ 549{
399 if (!display) 550 if (!dpy)
400 return; 551 return;
401 552
402#ifdef POINTER_BLANK 553#ifdef POINTER_BLANK
403 XFreeCursor (display, blank_cursor); 554 XFreeCursor (dpy, blank_cursor);
404#endif 555#endif
405 x_ev.stop (); 556 x_ev.stop ();
557 flush_ev.stop ();
406#ifdef USE_XIM 558#if USE_XIM
407 xims.clear (); 559 xims.clear ();
408#endif 560#endif
561 XrmDestroyDatabase (XrmGetDatabase (dpy));
409 XCloseDisplay (display); 562 XCloseDisplay (dpy);
410} 563}
411 564
412#ifdef USE_XIM 565#if USE_XIM
413void rxvt_display::im_change_cb () 566void rxvt_display::im_change_cb ()
414{ 567{
415 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 568 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
416 (*i)->call (); 569 (*i)->call ();
417} 570}
… …
422 // registers, as xlib crashes due to a race otherwise. 575 // registers, as xlib crashes due to a race otherwise.
423 Atom actual_type, *atoms; 576 Atom actual_type, *atoms;
424 int actual_format; 577 int actual_format;
425 unsigned long nitems, bytes_after; 578 unsigned long nitems, bytes_after;
426 579
427 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 580 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
428 False, XA_ATOM, &actual_type, &actual_format, 581 False, XA_ATOM, &actual_type, &actual_format,
429 &nitems, &bytes_after, (unsigned char **)&atoms) 582 &nitems, &bytes_after, (unsigned char **)&atoms)
430 != Success ) 583 != Success)
431 return; 584 return;
432 585
433 if (actual_type == XA_ATOM && actual_format == 32) 586 if (actual_type == XA_ATOM && actual_format == 32)
434 for (int i = 0; i < nitems; i++) 587 for (int i = 0; i < nitems; i++)
435 if (XGetSelectionOwner (display, atoms[i])) 588 if (XGetSelectionOwner (dpy, atoms[i]))
436 { 589 {
437 im_change_cb (); 590 im_change_cb ();
438 break; 591 break;
439 } 592 }
440 593
441 XFree (atoms); 594 XFree (atoms);
442} 595}
443#endif 596#endif
444 597
445void rxvt_display::x_cb (io_watcher &w, short revents) 598void rxvt_display::x_cb (ev::io &w, int revents)
446{ 599{
600 flush_ev.start ();
601}
602
603void rxvt_display::flush_cb (ev::prepare &w, int revents)
604{
605 while (XEventsQueued (dpy, QueuedAfterFlush))
447 do 606 do
448 { 607 {
449 XEvent xev; 608 XEvent xev;
450 XNextEvent (display, &xev); 609 XNextEvent (dpy, &xev);
451 610
452#ifdef USE_XIM 611#if USE_XIM
453 if (!XFilterEvent (&xev, None)) 612 if (!XFilterEvent (&xev, None))
454 { 613 {
455 if (xev.type == PropertyNotify 614 if (xev.type == PropertyNotify
456 && xev.xany.window == root 615 && xev.xany.window == root
457 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 616 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
458 im_change_check (); 617 im_change_check ();
459#endif 618#endif
619 if (xev.type == MappingNotify)
620 XRefreshKeyboardMapping (&xev.xmapping);
621
460 for (int i = xw.size (); i--; ) 622 for (int i = xw.size (); i--; )
461 { 623 {
462 if (!xw[i]) 624 if (!xw[i])
463 xw.erase_unordered (i); 625 xw.erase_unordered (i);
464 else if (xw[i]->window == xev.xany.window) 626 else if (xw[i]->window == xev.xany.window)
465 xw[i]->call (xev); 627 xw[i]->call (xev);
466 } 628 }
467#ifdef USE_XIM 629#if USE_XIM
468 } 630 }
469#endif 631#endif
470 } 632 }
471 while (XEventsQueued (display, QueuedAlready)); 633 while (XEventsQueued (dpy, QueuedAlready));
472 634
473 XFlush (display); 635 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} 636}
483 637
484void rxvt_display::reg (xevent_watcher *w) 638void rxvt_display::reg (xevent_watcher *w)
485{ 639{
640 if (!w->active)
641 {
486 xw.push_back (w); 642 xw.push_back (w);
487 w->active = xw.size (); 643 w->active = xw.size ();
644 }
488} 645}
489 646
490void rxvt_display::unreg (xevent_watcher *w) 647void rxvt_display::unreg (xevent_watcher *w)
491{ 648{
492 if (w->active) 649 if (w->active)
650 {
493 xw[w->active - 1] = 0; 651 xw[w->active - 1] = 0;
652 w->active = 0;
653 }
494} 654}
495 655
496void rxvt_display::set_selection_owner (rxvt_term *owner) 656void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
497{ 657{
658 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
659
498 if (selection_owner && selection_owner != owner) 660 if (cur_owner && cur_owner != owner)
499 selection_owner->selection_clear (); 661 {
662 rxvt_term *term = cur_owner;
663 term->selection_clear (clipboard);
664 term->flush ();
665 }
500 666
501 selection_owner = owner; 667 cur_owner = owner;
502} 668}
503 669
504#ifdef USE_XIM 670#if USE_XIM
671
505void rxvt_display::reg (im_watcher *w) 672void rxvt_display::reg (im_watcher *w)
506{ 673{
507 imw.push_back (w); 674 imw.push_back (w);
508} 675}
509 676
… …
518 int l, m; 685 int l, m;
519 686
520 l = strlen (locale); 687 l = strlen (locale);
521 m = strlen (modifiers); 688 m = strlen (modifiers);
522 689
523 if (!(id = (char *)malloc (l + m + 2))) 690 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
524 return 0; 691 return 0;
525 692
526 memcpy (id, locale, l); id[l] = '\n'; 693 memcpy (id, locale, l); id[l] = '\n';
527 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 694 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
528 695
529 rxvt_xim *xim = xims.get (id); 696 rxvt_xim *xim = xims.get (id);
530 697
531 free (id);
532
533 return xim; 698 return xim;
534} 699}
535 700
536void rxvt_display::put_xim (rxvt_xim *xim) 701void rxvt_display::put_xim (rxvt_xim *xim)
537{ 702{
538#if XLIB_IS_RACEFREE 703# if XLIB_IS_RACEFREE
539 xims.put (xim); 704 xims.put (xim);
540#endif 705# endif
541} 706}
707
542#endif 708#endif
543 709
544Atom rxvt_display::atom (const char *name) 710Atom rxvt_display::atom (const char *name)
545{ 711{
546 return XInternAtom (display, name, False); 712 return XInternAtom (dpy, name, False);
713}
714
715Pixmap
716rxvt_display::get_pixmap_property (Atom property)
717{
718 Pixmap pixmap = None;
719
720 int aformat;
721 unsigned long nitems, bytes_after;
722 Atom atype;
723 unsigned char *prop;
724 int result = XGetWindowProperty (dpy, root, property,
725 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
726 &nitems, &bytes_after, &prop);
727 if (result == Success)
728 {
729 if (atype == XA_PIXMAP)
730 pixmap = *(Pixmap *)prop;
731 XFree (prop);
732 }
733
734 return pixmap;
547} 735}
548 736
549///////////////////////////////////////////////////////////////////////////// 737/////////////////////////////////////////////////////////////////////////////
550 738
551template class refcache<rxvt_display>; 739template class refcache<rxvt_display>;
552refcache<rxvt_display> displays; 740refcache<rxvt_display> displays;
553 741
554///////////////////////////////////////////////////////////////////////////// 742/////////////////////////////////////////////////////////////////////////////
555 743//
744
745static unsigned int
746insert_component (unsigned int value, unsigned int mask, unsigned int shift)
747{
748 return (value * (mask + 1) >> 16) << shift;
749}
750
751bool
752rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
753{
754 //TODO: only supports 24 bit
755 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
756
757#if XFT
758 XRenderPictFormat *format;
759
760 // FUCKING Xft gets it wrong, of course, so work around it.
761 // Transparency users should eat shit and die, and then
762 // XRenderQueryPictIndexValues themselves plenty.
763 if ((screen->visual->c_class == TrueColor)
764 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
765 {
766 // the fun lies in doing everything manually...
767 c.color.red = color.r;
768 c.color.green = color.g;
769 c.color.blue = color.b;
770 c.color.alpha = alpha;
771
772 // Xft wants premultiplied alpha, but abuses the alpha channel
773 // as blend factor, and doesn't allow us to set the alpha channel
774 c.color.red = c.color.red * alpha / 0xffff;
775 c.color.green = c.color.green * alpha / 0xffff;
776 c.color.blue = c.color.blue * alpha / 0xffff;
777
778 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
779 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
780 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
781 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
782
783 return true;
784 }
785 else
786 {
787 XRenderColor d;
788
789 d.red = color.r;
790 d.green = color.g;
791 d.blue = color.b;
792 d.alpha = alpha;
793
794 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
795 return true;
796 }
797#else
798 c.red = color.r;
799 c.green = color.g;
800 c.blue = color.b;
801
802 if (screen->visual->c_class == TrueColor)
803 {
804 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
805 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
806 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
807
808 return true;
809 }
810 else if (XAllocColor (screen->dpy, screen->cmap, &c))
811 return true;
812#endif
813
814 //TODO: set c.color* or c.*
815 c.pixel = (color.r * 2 + color.g * 3 + color.b) >= 0x8000 * 6
816 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
817 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
818
819 return false;
820}
821
556bool 822bool
557rxvt_color::set (rxvt_screen *screen, const char *name) 823rxvt_color::set (rxvt_screen *screen, const char *name)
558{ 824{
825 rgba c;
826 char eos;
827 int skip;
828
829 c.a = rgba::MAX_CC;
830
831 // parse the nonstandard "[alphapercent]" prefix
832 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
833 {
834 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
835 name += skip;
836 }
837
838 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
839 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
840 {
841 XColor xc;
842
843 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
844 {
845 c.r = xc.red;
846 c.g = xc.green;
847 c.b = xc.blue;
848 }
849 else
850 {
851 c.r = 0xffff;
852 c.g = 0x6969;
853 c.b = 0xb4b4;
854
855 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
856 }
857 }
858
859 return set (screen, c);
860}
861
862bool
863rxvt_color::set (rxvt_screen *screen, const rgba &color)
864{
865 bool got = alloc (screen, color);
866
867#if !ENABLE_MINIMAL
868 int cmap_size = screen->visual->map_entries;
869
870 if (!got
871 && screen->visual->c_class == PseudoColor
872 && cmap_size < 4096)
873 {
874 XColor *colors = new XColor [screen->visual->map_entries];
875
876 for (int i = 0; i < cmap_size; i++)
877 colors [i].pixel = i;
878
879 // many kilobytes transfer per colour, but pseudocolor isn't worth
880 // many extra optimisations.
881 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
882
883 while (cmap_size)
884 {
885 int diff = 0x7fffffffL;
886 XColor *best = colors;
887
888 for (int i = 0; i < cmap_size; i++)
889 {
890 // simple weighted rgb distance sucks, but keeps it simple
891 int d = abs (color.r - colors [i].red ) * 2
892 + abs (color.g - colors [i].green) * 3
893 + abs (color.b - colors [i].blue );
894
895 if (d < diff)
896 {
897 diff = d;
898 best = colors + i;
899 }
900 }
901
902 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d,%d)\n",
903 // color.r, color.g, color.b, best->red, best->green, best->blue, diff, best - colors);
904
905 got = alloc (screen, rgba (best->red, best->green, best->blue));
906
907 if (got)
908 break;
909
910 *best = colors [--cmap_size];
911 }
912
913 delete [] colors;
914 }
915#endif
916
917 return got;
918}
919
920void
921rxvt_color::get (rgba &color) const
922{
559#if XFT 923#if XFT
560 int l = strlen (name); 924 //TODO premultiplied alpha??
561 rxvt_rgba r; 925 color.r = c.color.red;
562 char eos; 926 color.g = c.color.green;
563 int mult; 927 color.b = c.color.blue;
564 928 color.a = c.color.alpha;
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 929#else
590 XColor xc; 930 color.r = c.red;
591 931 color.g = c.green;
592 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 932 color.b = c.blue;
593 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 933 color.a = rgba::MAX_CC;
594
595 return false;
596#endif 934#endif
597} 935}
598 936
599bool 937void
938rxvt_color::get (XColor &color) const
939{
940 rgba c;
941 get (c);
942
943 color.red = c.r;
944 color.green = c.g;
945 color.blue = c.b;
946 color.pixel = (Pixel)*this;
947}
948
949void
600rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 950rxvt_color::free (rxvt_screen *screen)
601{ 951{
952 if (screen->visual->c_class == TrueColor)
953 return; // nothing to do
954
602#if XFT 955#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); 956 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634 }
635
636 return false;
637#else 957#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); 958 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
697#endif 959#endif
698} 960}
699 961
700rxvt_color 962void
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) 963rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
719{ 964{
720 rxvt_rgba c, fc; 965 rgba c;
721 rxvt_color faded; 966 get (c);
722
723 get (screen, c);
724 fadeto.get (screen, fc);
725 967
726 faded.set ( 968 result.set (
727 screen, 969 screen,
728 rxvt_rgba ( 970 rgba (
729 lerp (fc.r, c.r, percent), 971 lerp (c.r, to.r, percent),
730 lerp (fc.g, c.g, percent), 972 lerp (c.g, to.g, percent),
731 lerp (fc.b, c.b, percent), 973 lerp (c.b, to.b, percent),
732 lerp (fc.a, c.a, percent) 974 lerp (c.a, to.a, percent)
733 ) 975 )
734 ); 976 );
977}
735 978
979rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
980: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
981{
982 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
983
984 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
985 timer_ev.repeat = 10.;
986 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
987
988 incr_buf = 0;
989 incr_buf_size = incr_buf_fill = 0;
990 selection_wait = Sel_normal;
991 selection_type = selnum;
992 cb_sv = 0;
993}
994
995void
996rxvt_selection::stop ()
997{
998 free (incr_buf);
999 incr_buf = 0;
1000 timer_ev.stop ();
1001 x_ev.stop (display);
1002}
1003
1004rxvt_selection::~rxvt_selection ()
1005{
1006 stop ();
1007}
1008
1009void
1010rxvt_selection::run ()
1011{
1012 int selnum = selection_type;
1013
1014#if ENABLE_FRILLS
1015 if (selnum == Sel_Primary && display->selection_owner)
1016 {
1017 /* internal selection */
1018 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1019 finish (str, strlen (str));
1020 free (str);
1021 return;
1022 }
1023#endif
1024
1025#if X_HAVE_UTF8_STRING
1026 selection_type = Sel_UTF8String;
1027 if (request (display->xa[XA_UTF8_STRING], selnum))
1028 return;
1029#else
1030 selection_type = Sel_CompoundText;
1031 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1032 return;
1033#endif
1034
1035 // fallback to CUT_BUFFER0 if the requested property has no owner
1036 handle_selection (display->root, XA_CUT_BUFFER0, false);
1037}
1038
1039void
1040rxvt_selection::finish (char *data, unsigned int len)
1041{
1042 if (!cb_sv)
1043 {
1044 if (data)
1045 term->paste (data, len);
1046
1047 term->selection_req = 0;
1048 delete this;
1049 }
1050#if ENABLE_PERL
1051 else
1052 {
1053 stop (); // we do not really trust perl callbacks
1054 rxvt_perl.selection_finish (this, data, len);
1055 }
1056#endif
1057}
1058
1059bool
1060rxvt_selection::request (Atom target, int selnum)
1061{
1062 Atom sel;
1063
1064 selection_type |= selnum;
1065
1066 if (selnum == Sel_Primary)
1067 sel = XA_PRIMARY;
1068 else if (selnum == Sel_Secondary)
1069 sel = XA_SECONDARY;
1070 else
1071 sel = display->xa[XA_CLIPBOARD];
1072
1073 if (XGetSelectionOwner (display->dpy, sel) != None)
1074 {
1075 XConvertSelection (display->dpy, sel, target, request_prop,
1076 request_win, request_time);
1077 x_ev.start (display, request_win);
1078 timer_ev.again ();
1079 return true;
1080 }
1081
736 return faded; 1082 return false;
737} 1083}
738 1084
1085void
1086rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1087{
1088 Display *dpy = display->dpy;
1089 char *data = 0;
1090 unsigned int data_len = 0;
1091 unsigned long bytes_after;
1092 XTextProperty ct;
1093
1094 // check for failed XConvertSelection
1095 if (prop == None)
1096 {
1097 bool error = true;
1098 int selnum = selection_type & Sel_whereMask;
1099
1100 if (selection_type & Sel_CompoundText)
1101 {
1102 selection_type = 0;
1103 error = !request (XA_STRING, selnum);
1104 }
1105
1106 if (selection_type & Sel_UTF8String)
1107 {
1108 selection_type = Sel_CompoundText;
1109 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1110 }
1111
1112 if (error)
1113 {
1114 ct.value = 0;
1115 goto bailout;
1116 }
1117
1118 return;
1119 }
1120
1121 // length == (2^31 - 1) / 4, as gdk
1122 if (XGetWindowProperty (dpy, win, prop,
1123 0, 0x1fffffff,
1124 delete_prop, AnyPropertyType,
1125 &ct.encoding, &ct.format,
1126 &ct.nitems, &bytes_after,
1127 &ct.value) != Success)
1128 {
1129 ct.value = 0;
1130 goto bailout;
1131 }
1132
1133 if (ct.encoding == None)
1134 goto bailout;
1135
1136 if (ct.value == 0)
1137 goto bailout;
1138
1139 if (ct.encoding == display->xa[XA_INCR])
1140 {
1141 // INCR selection, start handshake
1142 if (!delete_prop)
1143 XDeleteProperty (dpy, win, prop);
1144
1145 selection_wait = Sel_incr;
1146 timer_ev.again ();
1147
1148 goto bailout;
1149 }
1150
1151 if (ct.nitems == 0)
1152 {
1153 if (selection_wait == Sel_incr)
1154 {
1155 XFree (ct.value);
1156
1157 // finally complete, now paste the whole thing
1158 selection_wait = Sel_normal;
1159 ct.value = (unsigned char *)incr_buf;
1160 ct.nitems = incr_buf_fill;
1161 incr_buf = 0;
1162 timer_ev.stop ();
1163 }
1164 else
1165 {
1166 // avoid recursion
1167 if (win != display->root || prop != XA_CUT_BUFFER0)
1168 {
1169 XFree (ct.value);
1170
1171 // fallback to CUT_BUFFER0 if the requested property
1172 // has an owner but is empty
1173 handle_selection (display->root, XA_CUT_BUFFER0, False);
1174 return;
1175 }
1176
1177 goto bailout;
1178 }
1179 }
1180 else if (selection_wait == Sel_incr)
1181 {
1182 timer_ev.again ();
1183
1184 while (incr_buf_fill + ct.nitems > incr_buf_size)
1185 {
1186 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1187 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1188 }
1189
1190 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1191 incr_buf_fill += ct.nitems;
1192
1193 goto bailout;
1194 }
1195
1196 char **cl;
1197 int cr;
1198
1199 // we honour the first item only
1200
1201#if !ENABLE_MINIMAL
1202 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1203 // so recode it manually
1204 if (ct.encoding == display->xa[XA_UTF8_STRING])
1205 {
1206 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1207 data = rxvt_wcstombs (w);
1208 free (w);
1209 }
1210 else
1211#endif
1212 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1213 && cl)
1214 {
1215 data = strdup (cl[0]);
1216 XFreeStringList (cl);
1217 }
1218 else
1219 {
1220 // paste raw
1221 data = strdup ((const char *)ct.value);
1222 }
1223
1224 data_len = strlen (data);
1225
1226bailout:
1227 XFree (ct.value);
1228
1229 if (selection_wait == Sel_normal)
1230 {
1231 finish (data, data_len);
1232 free (data);
1233 }
1234}
1235
1236void
1237rxvt_selection::timer_cb (ev::timer &w, int revents)
1238{
1239 if (selection_wait == Sel_incr)
1240 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1241
1242 finish ();
1243}
1244
1245void
1246rxvt_selection::x_cb (XEvent &xev)
1247{
1248 switch (xev.type)
1249 {
1250 case PropertyNotify:
1251 if (selection_wait == Sel_incr
1252 && xev.xproperty.atom == request_prop
1253 && xev.xproperty.state == PropertyNewValue)
1254 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1255 break;
1256
1257 case SelectionNotify:
1258 if (selection_wait == Sel_normal
1259 && xev.xselection.time == request_time)
1260 {
1261 timer_ev.stop ();
1262 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1263 }
1264 break;
1265 }
1266}

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