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 1.34 by root, Mon Jan 30 02:21:20 2006 UTC vs.
Revision 1.147 by root, Wed Dec 17 13:16:18 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 // XftColorAlloc always returns 100% transparent pixels(!)
795 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
796 return true;
797 }
798#else
799 c.red = color.r;
800 c.green = color.g;
801 c.blue = color.b;
802
803 if (screen->visual->c_class == TrueColor)
804 {
805 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
806 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
807 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
808
809 return true;
810 }
811 else if (XAllocColor (screen->dpy, screen->cmap, &c))
812 return true;
813#endif
814
815 //TODO: set c.color* or c.*
816 c.pixel = (color.r * 2 + color.g * 3 + color.b) >= 0x8000 * 6
817 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
818 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
819
820 return false;
821}
822
556bool 823bool
557rxvt_color::set (rxvt_screen *screen, const char *name) 824rxvt_color::set (rxvt_screen *screen, const char *name)
558{ 825{
826 rgba c;
827 char eos;
828 int skip;
829
830 c.a = rgba::MAX_CC;
831
832 // parse the nonstandard "[alphapercent]" prefix
833 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
834 {
835 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
836 name += skip;
837 }
838
839 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
840 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
841 {
842 XColor xc;
843
844 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
845 {
846 c.r = xc.red;
847 c.g = xc.green;
848 c.b = xc.blue;
849 }
850 else
851 {
852 c.r = 0xffff;
853 c.g = 0x6969;
854 c.b = 0xb4b4;
855
856 rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
857 }
858 }
859
860 return set (screen, c);
861}
862
863bool
864rxvt_color::set (rxvt_screen *screen, const rgba &color)
865{
866 bool got = alloc (screen, color);
867
868#if !ENABLE_MINIMAL
869 int cmap_size = screen->visual->map_entries;
870
871 if (!got
872 && screen->visual->c_class == PseudoColor
873 && cmap_size < 4096)
874 {
875 XColor *colors = new XColor [screen->visual->map_entries];
876
877 for (int i = 0; i < cmap_size; i++)
878 colors [i].pixel = i;
879
880 // many kilobytes transfer per colour, but pseudocolor isn't worth
881 // many extra optimisations.
882 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
883
884 while (cmap_size)
885 {
886 int diff = 0x7fffffffL;
887 XColor *best = colors;
888
889 for (int i = 0; i < cmap_size; i++)
890 {
891 // simple weighted rgb distance sucks, but keeps it simple
892 int d = abs (color.r - colors [i].red ) * 2
893 + abs (color.g - colors [i].green) * 3
894 + abs (color.b - colors [i].blue );
895
896 if (d < diff)
897 {
898 diff = d;
899 best = colors + i;
900 }
901 }
902
903 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d,%d)\n",
904 // color.r, color.g, color.b, best->red, best->green, best->blue, diff, best - colors);
905
906 got = alloc (screen, rgba (best->red, best->green, best->blue));
907
908 if (got)
909 break;
910
911 *best = colors [--cmap_size];
912 }
913
914 delete [] colors;
915 }
916#endif
917
918 return got;
919}
920
921void
922rxvt_color::get (rgba &color) const
923{
559#if XFT 924#if XFT
560 int l = strlen (name); 925 //TODO premultiplied alpha??
561 rxvt_rgba r; 926 color.r = c.color.red;
562 char eos; 927 color.g = c.color.green;
563 int mult; 928 color.b = c.color.blue;
564 929 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 930#else
590 XColor xc; 931 color.r = c.red;
591 932 color.g = c.green;
592 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 933 color.b = c.blue;
593 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue)); 934 color.a = rgba::MAX_CC;
594
595 return false;
596#endif 935#endif
597} 936}
598 937
599bool 938void
939rxvt_color::get (XColor &color) const
940{
941 rgba c;
942 get (c);
943
944 color.red = c.r;
945 color.green = c.g;
946 color.blue = c.b;
947 color.pixel = (Pixel)*this;
948}
949
950void
600rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 951rxvt_color::free (rxvt_screen *screen)
601{ 952{
953 if (screen->visual->c_class == TrueColor)
954 return; // nothing to do
955
602#if XFT 956#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); 957 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634 }
635
636 return false;
637#else 958#else
638 XColor xc;
639
640 xc.red = rgba.r;
641 xc.green = rgba.g;
642 xc.blue = rgba.b;
643 xc.flags = DoRed | DoGreen | DoBlue;
644
645 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
646 {
647 p = xc.pixel;
648 return true;
649 }
650
651 return false;
652#endif
653}
654
655void
656rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
657{
658#if XFT
659 rgba.r = c.color.red;
660 rgba.g = c.color.green;
661 rgba.b = c.color.blue;
662 rgba.a = c.color.alpha;
663#else
664 XColor c;
665
666 c.pixel = p;
667 XQueryColor (screen->xdisp, screen->cmap, &c);
668
669 rgba.r = c.red;
670 rgba.g = c.green;
671 rgba.b = c.blue;
672 rgba.a = rxvt_rgba::MAX_CC;
673#endif
674}
675
676void
677rxvt_color::free (rxvt_screen *screen)
678{
679#if XFT
680 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
681#else
682 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 959 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
683#endif 960#endif
684} 961}
685 962
686rxvt_color 963void
687rxvt_color::fade (rxvt_screen *screen, int percent)
688{
689 rxvt_color faded;
690
691 rxvt_rgba c;
692 get (screen, c);
693
694 c.r = lerp (0, c.r, percent);
695 c.g = lerp (0, c.g, percent);
696 c.b = lerp (0, c.b, percent);
697
698 faded.set (screen, c);
699
700 return faded;
701}
702
703rxvt_color
704rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 964rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
705{ 965{
706 rxvt_rgba c, fc; 966 rgba c;
707 rxvt_color faded; 967 get (c);
708
709 get (screen, c);
710 fadeto.get (screen, fc);
711 968
712 faded.set ( 969 result.set (
713 screen, 970 screen,
714 rxvt_rgba ( 971 rgba (
715 lerp (fc.r, c.r, percent), 972 lerp (c.r, to.r, percent),
716 lerp (fc.g, c.g, percent), 973 lerp (c.g, to.g, percent),
717 lerp (fc.b, c.b, percent), 974 lerp (c.b, to.b, percent),
718 lerp (fc.a, c.a, percent) 975 lerp (c.a, to.a, percent)
719 ) 976 )
720 ); 977 );
978}
721 979
980rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
981: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
982{
983 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
984
985 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
986 timer_ev.repeat = 10.;
987 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
988
989 incr_buf = 0;
990 incr_buf_size = incr_buf_fill = 0;
991 selection_wait = Sel_normal;
992 selection_type = selnum;
993 cb_sv = 0;
994}
995
996void
997rxvt_selection::stop ()
998{
999 free (incr_buf);
1000 incr_buf = 0;
1001 timer_ev.stop ();
1002 x_ev.stop (display);
1003}
1004
1005rxvt_selection::~rxvt_selection ()
1006{
1007 stop ();
1008}
1009
1010void
1011rxvt_selection::run ()
1012{
1013 int selnum = selection_type;
1014
1015#if ENABLE_FRILLS
1016 if (selnum == Sel_Primary && display->selection_owner)
1017 {
1018 /* internal selection */
1019 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
1020 finish (str, strlen (str));
1021 free (str);
1022 return;
1023 }
1024#endif
1025
1026#if X_HAVE_UTF8_STRING
1027 selection_type = Sel_UTF8String;
1028 if (request (display->xa[XA_UTF8_STRING], selnum))
1029 return;
1030#else
1031 selection_type = Sel_CompoundText;
1032 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1033 return;
1034#endif
1035
1036 // fallback to CUT_BUFFER0 if the requested property has no owner
1037 handle_selection (display->root, XA_CUT_BUFFER0, false);
1038}
1039
1040void
1041rxvt_selection::finish (char *data, unsigned int len)
1042{
1043 if (!cb_sv)
1044 {
1045 if (data)
1046 term->paste (data, len);
1047
1048 term->selection_req = 0;
1049 delete this;
1050 }
1051#if ENABLE_PERL
1052 else
1053 {
1054 stop (); // we do not really trust perl callbacks
1055 rxvt_perl.selection_finish (this, data, len);
1056 }
1057#endif
1058}
1059
1060bool
1061rxvt_selection::request (Atom target, int selnum)
1062{
1063 Atom sel;
1064
1065 selection_type |= selnum;
1066
1067 if (selnum == Sel_Primary)
1068 sel = XA_PRIMARY;
1069 else if (selnum == Sel_Secondary)
1070 sel = XA_SECONDARY;
1071 else
1072 sel = display->xa[XA_CLIPBOARD];
1073
1074 if (XGetSelectionOwner (display->dpy, sel) != None)
1075 {
1076 XConvertSelection (display->dpy, sel, target, request_prop,
1077 request_win, request_time);
1078 x_ev.start (display, request_win);
1079 timer_ev.again ();
1080 return true;
1081 }
1082
722 return faded; 1083 return false;
723} 1084}
724 1085
1086void
1087rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1088{
1089 Display *dpy = display->dpy;
1090 char *data = 0;
1091 unsigned int data_len = 0;
1092 unsigned long bytes_after;
1093 XTextProperty ct;
1094
1095 // check for failed XConvertSelection
1096 if (prop == None)
1097 {
1098 bool error = true;
1099 int selnum = selection_type & Sel_whereMask;
1100
1101 if (selection_type & Sel_CompoundText)
1102 {
1103 selection_type = 0;
1104 error = !request (XA_STRING, selnum);
1105 }
1106
1107 if (selection_type & Sel_UTF8String)
1108 {
1109 selection_type = Sel_CompoundText;
1110 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1111 }
1112
1113 if (error)
1114 {
1115 ct.value = 0;
1116 goto bailout;
1117 }
1118
1119 return;
1120 }
1121
1122 // length == (2^31 - 1) / 4, as gdk
1123 if (XGetWindowProperty (dpy, win, prop,
1124 0, 0x1fffffff,
1125 delete_prop, AnyPropertyType,
1126 &ct.encoding, &ct.format,
1127 &ct.nitems, &bytes_after,
1128 &ct.value) != Success)
1129 {
1130 ct.value = 0;
1131 goto bailout;
1132 }
1133
1134 if (ct.encoding == None)
1135 goto bailout;
1136
1137 if (ct.value == 0)
1138 goto bailout;
1139
1140 if (ct.encoding == display->xa[XA_INCR])
1141 {
1142 // INCR selection, start handshake
1143 if (!delete_prop)
1144 XDeleteProperty (dpy, win, prop);
1145
1146 selection_wait = Sel_incr;
1147 timer_ev.again ();
1148
1149 goto bailout;
1150 }
1151
1152 if (ct.nitems == 0)
1153 {
1154 if (selection_wait == Sel_incr)
1155 {
1156 XFree (ct.value);
1157
1158 // finally complete, now paste the whole thing
1159 selection_wait = Sel_normal;
1160 ct.value = (unsigned char *)incr_buf;
1161 ct.nitems = incr_buf_fill;
1162 incr_buf = 0;
1163 timer_ev.stop ();
1164 }
1165 else
1166 {
1167 // avoid recursion
1168 if (win != display->root || prop != XA_CUT_BUFFER0)
1169 {
1170 XFree (ct.value);
1171
1172 // fallback to CUT_BUFFER0 if the requested property
1173 // has an owner but is empty
1174 handle_selection (display->root, XA_CUT_BUFFER0, False);
1175 return;
1176 }
1177
1178 goto bailout;
1179 }
1180 }
1181 else if (selection_wait == Sel_incr)
1182 {
1183 timer_ev.again ();
1184
1185 while (incr_buf_fill + ct.nitems > incr_buf_size)
1186 {
1187 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1188 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1189 }
1190
1191 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1192 incr_buf_fill += ct.nitems;
1193
1194 goto bailout;
1195 }
1196
1197 char **cl;
1198 int cr;
1199
1200 // we honour the first item only
1201
1202#if !ENABLE_MINIMAL
1203 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1204 // so recode it manually
1205 if (ct.encoding == display->xa[XA_UTF8_STRING])
1206 {
1207 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1208 data = rxvt_wcstombs (w);
1209 free (w);
1210 }
1211 else
1212#endif
1213 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1214 && cl)
1215 {
1216 data = strdup (cl[0]);
1217 XFreeStringList (cl);
1218 }
1219 else
1220 {
1221 // paste raw
1222 data = strdup ((const char *)ct.value);
1223 }
1224
1225 data_len = strlen (data);
1226
1227bailout:
1228 XFree (ct.value);
1229
1230 if (selection_wait == Sel_normal)
1231 {
1232 finish (data, data_len);
1233 free (data);
1234 }
1235}
1236
1237void
1238rxvt_selection::timer_cb (ev::timer &w, int revents)
1239{
1240 if (selection_wait == Sel_incr)
1241 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1242
1243 finish ();
1244}
1245
1246void
1247rxvt_selection::x_cb (XEvent &xev)
1248{
1249 switch (xev.type)
1250 {
1251 case PropertyNotify:
1252 if (selection_wait == Sel_incr
1253 && xev.xproperty.atom == request_prop
1254 && xev.xproperty.state == PropertyNewValue)
1255 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1256 break;
1257
1258 case SelectionNotify:
1259 if (selection_wait == Sel_normal
1260 && xev.xselection.time == request_time)
1261 {
1262 timer_ev.stop ();
1263 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1264 }
1265 break;
1266 }
1267}

Diff Legend

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