ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvttoolkit.C
(Generate patch)

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.36 by root, Mon Jan 30 17:43:20 2006 UTC vs.
Revision 1.149 by root, Wed Dec 17 16:03:51 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 // not needed by XftColorAlloc, but by the other paths (ours
761 // and fallback), so just set all components here.
762 c.color.red = color.r;
763 c.color.green = color.g;
764 c.color.blue = color.b;
765 c.color.alpha = alpha;
766
767 // FUCKING Xft gets it wrong, of course, so work around it.
768 // Transparency users should eat shit and die, and then
769 // XRenderQueryPictIndexValues themselves plenty.
770 if ((screen->visual->c_class == TrueColor)
771 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
772 {
773 // the fun lies in doing everything manually...
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 // XftColorAlloc always returns 100% transparent pixels(!)
798 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
799 return true;
800 }
801#else
802 c.red = color.r;
803 c.green = color.g;
804 c.blue = color.b;
805
806 if (screen->visual->c_class == TrueColor)
807 {
808 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
809 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
810 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
811
812 return true;
813 }
814 else if (XAllocColor (screen->dpy, screen->cmap, &c))
815 return true;
816#endif
817
818 c.pixel = (color.r * 2 + color.g * 3 + color.b) >= 0x8000 * 6
819 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
820 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
821
822 return false;
823}
824
556bool 825bool
557rxvt_color::set (rxvt_screen *screen, const char *name) 826rxvt_color::set (rxvt_screen *screen, const char *name)
558{ 827{
828 rgba c;
829 char eos;
830 int skip;
831
832 c.a = rgba::MAX_CC;
833
834 // parse the nonstandard "[alphapercent]" prefix
835 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
836 {
837 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
838 name += skip;
839 }
840
841 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
842 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
843 {
844 XColor xc;
845
846 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
847 {
848 c.r = xc.red;
849 c.g = xc.green;
850 c.b = xc.blue;
851 }
852 else
853 {
854 c.r = 0xffff;
855 c.g = 0x6969;
856 c.b = 0xb4b4;
857
858 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
859 }
860 }
861
862 return set (screen, c);
863}
864
865bool
866rxvt_color::set (rxvt_screen *screen, const rgba &color)
867{
868 bool got = alloc (screen, color);
869
870#if !ENABLE_MINIMAL
871 int cmap_size = screen->visual->map_entries;
872
873 if (!got
874 && screen->visual->c_class == PseudoColor
875 && cmap_size < 4096)
876 {
877 XColor *colors = new XColor [screen->visual->map_entries];
878
879 for (int i = 0; i < cmap_size; i++)
880 colors [i].pixel = i;
881
882 // many kilobytes transfer per colour, but pseudocolor isn't worth
883 // many extra optimisations.
884 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
885
886 while (cmap_size)
887 {
888 int diff = 0x7fffffffL;
889 XColor *best = colors;
890
891 for (int i = 0; i < cmap_size; i++)
892 {
893 // simple weighted rgb distance sucks, but keeps it simple
894 int d = abs (color.r - colors [i].red ) * 2
895 + abs (color.g - colors [i].green) * 3
896 + abs (color.b - colors [i].blue );
897
898 if (d < diff)
899 {
900 diff = d;
901 best = colors + i;
902 }
903 }
904
905 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d,%d)\n",
906 // color.r, color.g, color.b, best->red, best->green, best->blue, diff, best - colors);
907
908 got = alloc (screen, rgba (best->red, best->green, best->blue));
909
910 if (got)
911 break;
912
913 *best = colors [--cmap_size];
914 }
915
916 delete [] colors;
917 }
918#endif
919
920 return got;
921}
922
923void
924rxvt_color::get (rgba &color) const
925{
559#if XFT 926#if XFT
560 int l = strlen (name);
561 rxvt_rgba r;
562 char eos;
563 int mult;
564 927
565 // shortcutting this saves countless server RTTs for the built-in colours 928 color.r = c.color.red;
566 if (l == 3+3*3 && 3 == sscanf (name, "rgb:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos)) 929 color.g = c.color.green;
567 { 930 color.b = c.color.blue;
568 r.a = rxvt_rgba::MAX_CC; 931 color.a = c.color.alpha;
569 mult = rxvt_rgba::MAX_CC / 0x00ff; 932
933 if (IN_RANGE_INC (color.a, 0x0001, 0xfffe))
570 } 934 {
935 color.r = color.r * 0xffff / color.a;
936 color.g = color.g * 0xffff / color.a;
937 color.b = color.b * 0xffff / color.a;
938 }
571 939
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 940#else
590 XColor xc;
591 941
592 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 942 color.r = c.red;
593 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 943 color.g = c.green;
944 color.b = c.blue;
945 color.a = rgba::MAX_CC;
594 946
595 return false;
596#endif 947#endif
597} 948}
598 949
599bool 950void
951rxvt_color::get (XColor &color) const
952{
953 rgba c;
954 get (c);
955
956 color.red = c.r;
957 color.green = c.g;
958 color.blue = c.b;
959 color.pixel = (Pixel)*this;
960}
961
962void
600rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 963rxvt_color::free (rxvt_screen *screen)
601{ 964{
965 if (screen->visual->c_class == TrueColor)
966 return; // nothing to do
967
602#if XFT 968#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); 969 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634 }
635
636 return false;
637#else 970#else
638 if (screen->visual->c_class == TrueColor)
639 {
640 p = ((rgba.r * ((1 << screen->visual->bits_per_rgb) - 1)
641 / rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask ))
642 | ((rgba.g * ((1 << screen->visual->bits_per_rgb) - 1)
643 / rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask))
644 | ((rgba.b * ((1 << screen->visual->bits_per_rgb) - 1)
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); 971 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
697#endif 972#endif
698} 973}
699 974
700rxvt_color 975void
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) 976rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
719{ 977{
720 rxvt_rgba c, fc; 978 rgba c;
721 rxvt_color faded; 979 get (c);
722
723 get (screen, c);
724 fadeto.get (screen, fc);
725 980
726 faded.set ( 981 result.set (
727 screen, 982 screen,
728 rxvt_rgba ( 983 rgba (
729 lerp (fc.r, c.r, percent), 984 lerp (c.r, to.r, percent),
730 lerp (fc.g, c.g, percent), 985 lerp (c.g, to.g, percent),
731 lerp (fc.b, c.b, percent), 986 lerp (c.b, to.b, percent),
732 lerp (fc.a, c.a, percent) 987 lerp (c.a, to.a, percent)
733 ) 988 )
734 ); 989 );
990}
735 991
992rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
993: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
994{
995 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
996
997 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
998 timer_ev.repeat = 10.;
999 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
1000
1001 incr_buf = 0;
1002 incr_buf_size = incr_buf_fill = 0;
1003 selection_wait = Sel_normal;
1004 selection_type = selnum;
1005 cb_sv = 0;
1006}
1007
1008void
1009rxvt_selection::stop ()
1010{
1011 free (incr_buf);
1012 incr_buf = 0;
1013 timer_ev.stop ();
1014 x_ev.stop (display);
1015}
1016
1017rxvt_selection::~rxvt_selection ()
1018{
1019 stop ();
1020}
1021
1022void
1023rxvt_selection::run ()
1024{
1025 int selnum = selection_type;
1026
1027#if ENABLE_FRILLS
1028 if (selnum == Sel_Primary && display->selection_owner)
1029 {
1030 /* internal selection */
1031 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1032 finish (str, strlen (str));
1033 free (str);
1034 return;
1035 }
1036#endif
1037
1038#if X_HAVE_UTF8_STRING
1039 selection_type = Sel_UTF8String;
1040 if (request (display->xa[XA_UTF8_STRING], selnum))
1041 return;
1042#else
1043 selection_type = Sel_CompoundText;
1044 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1045 return;
1046#endif
1047
1048 // fallback to CUT_BUFFER0 if the requested property has no owner
1049 handle_selection (display->root, XA_CUT_BUFFER0, false);
1050}
1051
1052void
1053rxvt_selection::finish (char *data, unsigned int len)
1054{
1055 if (!cb_sv)
1056 {
1057 if (data)
1058 term->paste (data, len);
1059
1060 term->selection_req = 0;
1061 delete this;
1062 }
1063#if ENABLE_PERL
1064 else
1065 {
1066 stop (); // we do not really trust perl callbacks
1067 rxvt_perl.selection_finish (this, data, len);
1068 }
1069#endif
1070}
1071
1072bool
1073rxvt_selection::request (Atom target, int selnum)
1074{
1075 Atom sel;
1076
1077 selection_type |= selnum;
1078
1079 if (selnum == Sel_Primary)
1080 sel = XA_PRIMARY;
1081 else if (selnum == Sel_Secondary)
1082 sel = XA_SECONDARY;
1083 else
1084 sel = display->xa[XA_CLIPBOARD];
1085
1086 if (XGetSelectionOwner (display->dpy, sel) != None)
1087 {
1088 XConvertSelection (display->dpy, sel, target, request_prop,
1089 request_win, request_time);
1090 x_ev.start (display, request_win);
1091 timer_ev.again ();
1092 return true;
1093 }
1094
736 return faded; 1095 return false;
737} 1096}
738 1097
1098void
1099rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1100{
1101 Display *dpy = display->dpy;
1102 char *data = 0;
1103 unsigned int data_len = 0;
1104 unsigned long bytes_after;
1105 XTextProperty ct;
1106
1107 // check for failed XConvertSelection
1108 if (prop == None)
1109 {
1110 bool error = true;
1111 int selnum = selection_type & Sel_whereMask;
1112
1113 if (selection_type & Sel_CompoundText)
1114 {
1115 selection_type = 0;
1116 error = !request (XA_STRING, selnum);
1117 }
1118
1119 if (selection_type & Sel_UTF8String)
1120 {
1121 selection_type = Sel_CompoundText;
1122 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1123 }
1124
1125 if (error)
1126 {
1127 ct.value = 0;
1128 goto bailout;
1129 }
1130
1131 return;
1132 }
1133
1134 // length == (2^31 - 1) / 4, as gdk
1135 if (XGetWindowProperty (dpy, win, prop,
1136 0, 0x1fffffff,
1137 delete_prop, AnyPropertyType,
1138 &ct.encoding, &ct.format,
1139 &ct.nitems, &bytes_after,
1140 &ct.value) != Success)
1141 {
1142 ct.value = 0;
1143 goto bailout;
1144 }
1145
1146 if (ct.encoding == None)
1147 goto bailout;
1148
1149 if (ct.value == 0)
1150 goto bailout;
1151
1152 if (ct.encoding == display->xa[XA_INCR])
1153 {
1154 // INCR selection, start handshake
1155 if (!delete_prop)
1156 XDeleteProperty (dpy, win, prop);
1157
1158 selection_wait = Sel_incr;
1159 timer_ev.again ();
1160
1161 goto bailout;
1162 }
1163
1164 if (ct.nitems == 0)
1165 {
1166 if (selection_wait == Sel_incr)
1167 {
1168 XFree (ct.value);
1169
1170 // finally complete, now paste the whole thing
1171 selection_wait = Sel_normal;
1172 ct.value = (unsigned char *)incr_buf;
1173 ct.nitems = incr_buf_fill;
1174 incr_buf = 0;
1175 timer_ev.stop ();
1176 }
1177 else
1178 {
1179 // avoid recursion
1180 if (win != display->root || prop != XA_CUT_BUFFER0)
1181 {
1182 XFree (ct.value);
1183
1184 // fallback to CUT_BUFFER0 if the requested property
1185 // has an owner but is empty
1186 handle_selection (display->root, XA_CUT_BUFFER0, False);
1187 return;
1188 }
1189
1190 goto bailout;
1191 }
1192 }
1193 else if (selection_wait == Sel_incr)
1194 {
1195 timer_ev.again ();
1196
1197 while (incr_buf_fill + ct.nitems > incr_buf_size)
1198 {
1199 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1200 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1201 }
1202
1203 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1204 incr_buf_fill += ct.nitems;
1205
1206 goto bailout;
1207 }
1208
1209 char **cl;
1210 int cr;
1211
1212 // we honour the first item only
1213
1214#if !ENABLE_MINIMAL
1215 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1216 // so recode it manually
1217 if (ct.encoding == display->xa[XA_UTF8_STRING])
1218 {
1219 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1220 data = rxvt_wcstombs (w);
1221 free (w);
1222 }
1223 else
1224#endif
1225 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1226 && cl)
1227 {
1228 data = strdup (cl[0]);
1229 XFreeStringList (cl);
1230 }
1231 else
1232 {
1233 // paste raw
1234 data = strdup ((const char *)ct.value);
1235 }
1236
1237 data_len = strlen (data);
1238
1239bailout:
1240 XFree (ct.value);
1241
1242 if (selection_wait == Sel_normal)
1243 {
1244 finish (data, data_len);
1245 free (data);
1246 }
1247}
1248
1249void
1250rxvt_selection::timer_cb (ev::timer &w, int revents)
1251{
1252 if (selection_wait == Sel_incr)
1253 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1254
1255 finish ();
1256}
1257
1258void
1259rxvt_selection::x_cb (XEvent &xev)
1260{
1261 switch (xev.type)
1262 {
1263 case PropertyNotify:
1264 if (selection_wait == Sel_incr
1265 && xev.xproperty.atom == request_prop
1266 && xev.xproperty.state == PropertyNewValue)
1267 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1268 break;
1269
1270 case SelectionNotify:
1271 if (selection_wait == Sel_normal
1272 && xev.xselection.time == request_time)
1273 {
1274 timer_ev.stop ();
1275 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1276 }
1277 break;
1278 }
1279}

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines