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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.29 by root, Sun Jan 29 21:45:47 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
38# include <X11/extensions/Xrender.h>
39#endif
40
37const char *const xa_names[] = 41static const char *const xa_names[] =
38 { 42{
39 "TEXT", 43 "TEXT",
40 "COMPOUND_TEXT", 44 "COMPOUND_TEXT",
41 "UTF8_STRING", 45 "UTF8_STRING",
42 "MULTIPLE", 46 "MULTIPLE",
43 "TARGETS", 47 "TARGETS",
44 "TIMESTAMP", 48 "TIMESTAMP",
45 "VT_SELECTION", 49 "VT_SELECTION",
46 "INCR", 50 "INCR",
47 "WM_PROTOCOLS", 51 "WM_PROTOCOLS",
48 "WM_DELETE_WINDOW", 52 "WM_DELETE_WINDOW",
49 "CLIPBOARD", 53 "CLIPBOARD",
54 "AVERAGE_WIDTH",
55 "WEIGHT_NAME",
56 "SLANT",
57 "CHARSET_REGISTRY",
58 "CHARSET_ENCODING",
50#if ENABLE_FRILLS 59#if ENABLE_FRILLS
51 "_MOTIF_WM_HINTS", 60 "_MOTIF_WM_HINTS",
52#endif 61#endif
53#if ENABLE_EWMH 62#if ENABLE_EWMH
54 "_NET_WM_PID", 63 "_NET_WM_PID",
55 "_NET_WM_NAME", 64 "_NET_WM_NAME",
56 "_NET_WM_ICON_NAME", 65 "_NET_WM_ICON_NAME",
57 "_NET_WM_PING", 66 "_NET_WM_PING",
67 "_NET_WM_ICON",
58#endif 68#endif
59#if USE_XIM 69#if USE_XIM
60 "WM_LOCALE_NAME", 70 "WM_LOCALE_NAME",
61 "XIM_SERVERS", 71 "XIM_SERVERS",
62#endif 72#endif
63#ifdef TRANSPARENT 73#if HAVE_IMG || ENABLE_PERL
64 "_XROOTPMAP_ID", 74 "_XROOTPMAP_ID",
65 "ESETROOT_PMAP_ID", 75 "ESETROOT_PMAP_ID",
66#endif 76#endif
67#if ENABLE_XEMBED 77#if ENABLE_XEMBED
68 "_XEMBED", 78 "_XEMBED",
69 "_XEMBED_INFO", 79 "_XEMBED_INFO",
80#endif
81#if !ENABLE_MINIMAL
82 "SCREEN_RESOURCES",
83 "XDCCC_LINEAR_RGB_CORRECTION",
84 "XDCCC_LINEAR_RGB_MATRICES",
85 "WM_COLORMAP_WINDOWS",
86 "WM_STATE",
87 "cursor",
88# if USE_XIM
89 "TRANSPORT",
90 "LOCALES",
91 "_XIM_PROTOCOL",
92 "_XIM_XCONNECT",
93 "_XIM_MOREDATA",
70#endif 94# endif
71 }; 95#endif
96};
72 97
73///////////////////////////////////////////////////////////////////////////// 98/////////////////////////////////////////////////////////////////////////////
74 99
75refcounted::refcounted (const char *id) 100refcounted::refcounted (const char *id)
76{ 101{
… …
130 put (*this->begin ()); 155 put (*this->begin ());
131} 156}
132 157
133///////////////////////////////////////////////////////////////////////////// 158/////////////////////////////////////////////////////////////////////////////
134 159
135#ifdef USE_XIM 160#if USE_XIM
136 161
137static void 162static void
138#if XIMCB_PROTO_BROKEN 163#if XIMCB_PROTO_BROKEN
139im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 164im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
140#else 165#else
… …
153bool 178bool
154rxvt_xim::ref_init () 179rxvt_xim::ref_init ()
155{ 180{
156 display = GET_R->display; //HACK: TODO 181 display = GET_R->display; //HACK: TODO
157 182
158 xim = XOpenIM (display->display, NULL, NULL, NULL); 183 xim = XOpenIM (display->dpy, 0, 0, 0);
159 184
160 if (!xim) 185 if (!xim)
161 return false; 186 return false;
162 187
163 XIMCallback ximcallback; 188 XIMCallback ximcallback;
164 ximcallback.client_data = (XPointer)this; 189 ximcallback.client_data = (XPointer)this;
165 ximcallback.callback = im_destroy_cb; 190 ximcallback.callback = im_destroy_cb;
166 191
167 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 192 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
168 193
169 return true; 194 return true;
170} 195}
171 196
172rxvt_xim::~rxvt_xim () 197rxvt_xim::~rxvt_xim ()
… …
177 202
178#endif 203#endif
179 204
180///////////////////////////////////////////////////////////////////////////// 205/////////////////////////////////////////////////////////////////////////////
181 206
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
182void 254void
183rxvt_screen::set (rxvt_display *disp) 255rxvt_screen::set (rxvt_display *disp)
184{ 256{
185 display = disp; 257 display = disp;
186 xdisp = disp->display; 258 dpy = disp->dpy;
187 259
188 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 260 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
189 261
190 depth = DefaultDepthOfScreen (screen); 262 depth = DefaultDepthOfScreen (screen);
191 visual = DefaultVisualOfScreen (screen); 263 visual = DefaultVisualOfScreen (screen);
192 cmap = DefaultColormapOfScreen (screen); 264 cmap = DefaultColormapOfScreen (screen);
193} 265}
194 266
195void 267#if ENABLE_FRILLS
196rxvt_screen::set (rxvt_display *disp, int bitdepth)
197{
198 set (disp);
199 268
269void
270rxvt_screen::select_visual (int id)
271{
200 XVisualInfo vinfo; 272 XVisualInfo vinfo;
273 vinfo.visualid = id;
274 int n;
201 275
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
202 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 294 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
203 {
204 depth = bitdepth;
205 visual = vinfo.visual; 295 select_visual (vinfo.visualid);
206 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 296 else
207 } 297 rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth);
208} 298}
299
300#endif
209 301
210void 302void
211rxvt_screen::clear () 303rxvt_screen::clear ()
212{ 304{
305#if XFT
306 if (scratch_area)
307 {
308 XFreePixmap (dpy, scratch_area->drawable);
309 delete scratch_area;
310 }
311#endif
312
213 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 313 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
214 XFreeColormap (xdisp, cmap); 314 XFreeColormap (dpy, cmap);
215} 315}
216 316
217///////////////////////////////////////////////////////////////////////////// 317/////////////////////////////////////////////////////////////////////////////
218 318
219rxvt_display::rxvt_display (const char *id) 319rxvt_display::rxvt_display (const char *id)
220: refcounted (id) 320: refcounted (id)
221, x_ev (this, &rxvt_display::x_cb)
222, selection_owner (0) 321, selection_owner (0)
322, clipboard_owner (0)
223{ 323{
324 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
325 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
224} 326}
225 327
226XrmDatabase 328XrmDatabase
227rxvt_display::get_resources () 329rxvt_display::get_resources (bool refresh)
228{ 330{
229 char *homedir = (char *)getenv ("HOME"); 331 char *homedir = getenv ("HOME");
230 char fname[1024]; 332 char fname[1024];
231 333
232 /* 334 /*
233 * get resources using the X library function 335 * get resources using the X library function
234 */ 336 */
235 char *displayResource, *xe; 337 char *displayResource, *xe;
236 XrmDatabase database, rdb1; 338 XrmDatabase rdb1, database = 0;
237 339
238 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
239 344
240 // 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
241 347
242 // 6. System wide per application default file. 348 // 6. System wide per application default file.
243 349
244 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 350 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
245 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 351 if ((xe = getenv ("XAPPLRESDIR")))
246 { 352 {
247 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 353 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
248 354
249 if ((rdb1 = XrmGetFileDatabase (fname))) 355 if ((rdb1 = XrmGetFileDatabase (fname)))
250 XrmMergeDatabases (rdb1, &database); 356 XrmMergeDatabases (rdb1, &database);
… …
252 358
253 // 5. User's per application default file. 359 // 5. User's per application default file.
254 // none 360 // none
255 361
256 // 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
257 /* 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
258 displayResource = XResourceManagerString (display); 406 displayResource = XResourceManagerString (dpy);
259 407
260 if (displayResource != NULL) 408 if (displayResource)
261 { 409 {
262 if ((rdb1 = XrmGetStringDatabase (displayResource))) 410 if ((rdb1 = XrmGetStringDatabase (displayResource)))
263 XrmMergeDatabases (rdb1, &database); 411 XrmMergeDatabases (rdb1, &database);
264 } 412 }
265 else if (homedir)
266 {
267 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
268 413
269 if ((rdb1 = XrmGetFileDatabase (fname))) 414#if !XLIB_ILLEGAL_ACCESS
270 XrmMergeDatabases (rdb1, &database); 415 if (refresh && displayResource)
271 } 416 XFree (displayResource);
417#endif
272 418
273 /* Get screen specific resources */ 419 /* Get screen specific resources */
274 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 420 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
275 421
276 if (displayResource != NULL) 422 if (displayResource)
277 { 423 {
278 if ((rdb1 = XrmGetStringDatabase (displayResource))) 424 if ((rdb1 = XrmGetStringDatabase (displayResource)))
279 /* Merge with screen-independent resources */ 425 /* Merge with screen-independent resources */
280 XrmMergeDatabases (rdb1, &database); 426 XrmMergeDatabases (rdb1, &database);
281 427
282 XFree (displayResource); 428 XFree (displayResource);
283 } 429 }
284 430
285 // 3. User's per host defaults file 431 // 3. User's per host defaults file
286 /* Add in XENVIRONMENT file */ 432 /* Add in XENVIRONMENT file */
287 if ((xe = (char *)getenv ("XENVIRONMENT")) 433 if ((xe = getenv ("XENVIRONMENT"))
288 && (rdb1 = XrmGetFileDatabase (xe))) 434 && (rdb1 = XrmGetFileDatabase (xe)))
289 XrmMergeDatabases (rdb1, &database); 435 XrmMergeDatabases (rdb1, &database);
290 else if (homedir) 436 else if (homedir)
291 { 437 {
292 struct utsname un; 438 struct utsname un;
… …
306bool rxvt_display::ref_init () 452bool rxvt_display::ref_init ()
307{ 453{
308#ifdef LOCAL_X_IS_UNIX 454#ifdef LOCAL_X_IS_UNIX
309 if (id[0] == ':') 455 if (id[0] == ':')
310 { 456 {
311 val = rxvt_malloc (5 + strlen (id) + 1); 457 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
458
312 strcpy (val, "unix/"); 459 strcpy (val, "unix/");
313 strcat (val, id); 460 strcat (val, id);
461
314 display = XOpenDisplay (val); 462 dpy = XOpenDisplay (val);
315 free (val);
316 } 463 }
317 else 464 else
318#endif 465#endif
319 display = 0; 466 dpy = 0;
320 467
321 if (!display) 468 if (!dpy)
322 display = XOpenDisplay (id); 469 dpy = XOpenDisplay (id);
323 470
324 if (!display) 471 if (!dpy)
325 return false; 472 return false;
326 473
327 screen = DefaultScreen (display); 474 screen = DefaultScreen (dpy);
328 root = DefaultRootWindow (display); 475 root = DefaultRootWindow (dpy);
329 476
330 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 477 assert (ecb_array_length (xa_names) == NUM_XA);
331 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 478 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
332 479
333 XrmSetDatabase (display, get_resources ()); 480 XrmSetDatabase (dpy, get_resources (false));
334 481
335#ifdef POINTER_BLANK 482#ifdef POINTER_BLANK
336 XColor blackcolour; 483 XColor blackcolour;
337 blackcolour.red = 0; 484 blackcolour.red = 0;
338 blackcolour.green = 0; 485 blackcolour.green = 0;
339 blackcolour.blue = 0; 486 blackcolour.blue = 0;
340 Font f = XLoadFont (display, "fixed"); 487 Font f = XLoadFont (dpy, "fixed");
341 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 488 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
342 &blackcolour, &blackcolour); 489 &blackcolour, &blackcolour);
343 XUnloadFont (display, f); 490 XUnloadFont (dpy, f);
344#endif 491#endif
345 492
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
346 int fd = XConnectionNumber (display); 512 int fd = XConnectionNumber (dpy);
347 513
348#ifndef NO_SLOW_LINK_SUPPORT
349 // try to detect wether we have a local connection. 514 // try to detect whether we have a local connection.
350 // assume unix domains socket == local, everything else not 515 // assume unix domain socket == local, everything else not
351 // TODO: might want to check for inet/127.0.0.1 516 // TODO: might want to check for inet/127.0.0.1
352 is_local = 0; 517 is_local = 0;
353 sockaddr_un sa; 518 sockaddr_un sa;
354 socklen_t sl = sizeof (sa); 519 socklen_t sl = sizeof (sa);
355 520
356 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 521 if (!getsockname (fd, (sockaddr *)&sa, &sl))
357 is_local = sa.sun_family == AF_LOCAL; 522 is_local = sa.sun_family == AF_UNIX;
358#endif
359 523
524 flush_ev.start ();
360 x_ev.start (fd, EVENT_READ); 525 x_ev.start (fd, ev::READ);
361 fcntl (fd, F_SETFD, FD_CLOEXEC); 526 fcntl (fd, F_SETFD, FD_CLOEXEC);
362 527
363 XSelectInput (display, root, PropertyChangeMask); 528 XSelectInput (dpy, root, PropertyChangeMask);
364 529
365 flush (); 530 flush ();
366 531
367 return true; 532 return true;
368} 533}
369 534
370void 535void
371rxvt_display::ref_next () 536rxvt_display::ref_next ()
372{ 537{
373 // TODO: somehow check wether the database files/resources changed 538 // TODO: somehow check whether the database files/resources changed
374 // before re-loading/parsing 539 // before affording re-loading/parsing
375 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
376 XrmSetDatabase (display, get_resources ()); 545 XrmSetDatabase (dpy, get_resources (true));
377} 546}
378 547
379rxvt_display::~rxvt_display () 548rxvt_display::~rxvt_display ()
380{ 549{
381 if (!display) 550 if (!dpy)
382 return; 551 return;
383 552
384#ifdef POINTER_BLANK 553#ifdef POINTER_BLANK
385 XFreeCursor (display, blank_cursor); 554 XFreeCursor (dpy, blank_cursor);
386#endif 555#endif
387 x_ev.stop (); 556 x_ev.stop ();
557 flush_ev.stop ();
388#ifdef USE_XIM 558#if USE_XIM
389 xims.clear (); 559 xims.clear ();
390#endif 560#endif
561 XrmDestroyDatabase (XrmGetDatabase (dpy));
391 XCloseDisplay (display); 562 XCloseDisplay (dpy);
392} 563}
393 564
394#ifdef USE_XIM 565#if USE_XIM
395void rxvt_display::im_change_cb () 566void rxvt_display::im_change_cb ()
396{ 567{
397 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 568 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
398 (*i)->call (); 569 (*i)->call ();
399} 570}
… …
404 // registers, as xlib crashes due to a race otherwise. 575 // registers, as xlib crashes due to a race otherwise.
405 Atom actual_type, *atoms; 576 Atom actual_type, *atoms;
406 int actual_format; 577 int actual_format;
407 unsigned long nitems, bytes_after; 578 unsigned long nitems, bytes_after;
408 579
409 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 580 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
410 False, XA_ATOM, &actual_type, &actual_format, 581 False, XA_ATOM, &actual_type, &actual_format,
411 &nitems, &bytes_after, (unsigned char **)&atoms) 582 &nitems, &bytes_after, (unsigned char **)&atoms)
412 != Success ) 583 != Success)
413 return; 584 return;
414 585
415 if (actual_type == XA_ATOM && actual_format == 32) 586 if (actual_type == XA_ATOM && actual_format == 32)
416 for (int i = 0; i < nitems; i++) 587 for (int i = 0; i < nitems; i++)
417 if (XGetSelectionOwner (display, atoms[i])) 588 if (XGetSelectionOwner (dpy, atoms[i]))
418 { 589 {
419 im_change_cb (); 590 im_change_cb ();
420 break; 591 break;
421 } 592 }
422 593
423 XFree (atoms); 594 XFree (atoms);
424} 595}
425#endif 596#endif
426 597
427void rxvt_display::x_cb (io_watcher &w, short revents) 598void rxvt_display::x_cb (ev::io &w, int revents)
428{ 599{
600 flush_ev.start ();
601}
602
603void rxvt_display::flush_cb (ev::prepare &w, int revents)
604{
605 while (XEventsQueued (dpy, QueuedAfterFlush))
429 do 606 do
430 { 607 {
431 XEvent xev; 608 XEvent xev;
432 XNextEvent (display, &xev); 609 XNextEvent (dpy, &xev);
433 610
434#ifdef USE_XIM 611#if USE_XIM
435 if (!XFilterEvent (&xev, None)) 612 if (!XFilterEvent (&xev, None))
436 { 613 {
437 if (xev.type == PropertyNotify 614 if (xev.type == PropertyNotify
438 && xev.xany.window == root 615 && xev.xany.window == root
439 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 616 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
440 im_change_check (); 617 im_change_check ();
441#endif 618#endif
619 if (xev.type == MappingNotify)
620 XRefreshKeyboardMapping (&xev.xmapping);
621
442 for (int i = xw.size (); i--; ) 622 for (int i = xw.size (); i--; )
443 { 623 {
444 if (!xw[i]) 624 if (!xw[i])
445 xw.erase_unordered (i); 625 xw.erase_unordered (i);
446 else if (xw[i]->window == xev.xany.window) 626 else if (xw[i]->window == xev.xany.window)
447 xw[i]->call (xev); 627 xw[i]->call (xev);
448 } 628 }
449#ifdef USE_XIM 629#if USE_XIM
450 } 630 }
451#endif 631#endif
452 } 632 }
453 while (XEventsQueued (display, QueuedAlready)); 633 while (XEventsQueued (dpy, QueuedAlready));
454 634
455 XFlush (display); 635 w.stop ();
456}
457
458void rxvt_display::flush ()
459{
460 if (XEventsQueued (display, QueuedAlready))
461 x_cb (x_ev, EVENT_READ);
462
463 XFlush (display);
464} 636}
465 637
466void rxvt_display::reg (xevent_watcher *w) 638void rxvt_display::reg (xevent_watcher *w)
467{ 639{
640 if (!w->active)
641 {
468 xw.push_back (w); 642 xw.push_back (w);
469 w->active = xw.size (); 643 w->active = xw.size ();
644 }
470} 645}
471 646
472void rxvt_display::unreg (xevent_watcher *w) 647void rxvt_display::unreg (xevent_watcher *w)
473{ 648{
474 if (w->active) 649 if (w->active)
650 {
475 xw[w->active - 1] = 0; 651 xw[w->active - 1] = 0;
652 w->active = 0;
653 }
476} 654}
477 655
478void rxvt_display::set_selection_owner (rxvt_term *owner) 656void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
479{ 657{
658 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
659
480 if (selection_owner && selection_owner != owner) 660 if (cur_owner && cur_owner != owner)
481 selection_owner->selection_clear (); 661 {
662 rxvt_term *term = cur_owner;
663 term->selection_clear (clipboard);
664 term->flush ();
665 }
482 666
483 selection_owner = owner; 667 cur_owner = owner;
484} 668}
485 669
486#ifdef USE_XIM 670#if USE_XIM
671
487void rxvt_display::reg (im_watcher *w) 672void rxvt_display::reg (im_watcher *w)
488{ 673{
489 imw.push_back (w); 674 imw.push_back (w);
490} 675}
491 676
… …
500 int l, m; 685 int l, m;
501 686
502 l = strlen (locale); 687 l = strlen (locale);
503 m = strlen (modifiers); 688 m = strlen (modifiers);
504 689
505 if (!(id = (char *)malloc (l + m + 2))) 690 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
506 return 0; 691 return 0;
507 692
508 memcpy (id, locale, l); id[l] = '\n'; 693 memcpy (id, locale, l); id[l] = '\n';
509 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 694 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
510 695
511 rxvt_xim *xim = xims.get (id); 696 rxvt_xim *xim = xims.get (id);
512 697
513 free (id);
514
515 return xim; 698 return xim;
516} 699}
517 700
518void rxvt_display::put_xim (rxvt_xim *xim) 701void rxvt_display::put_xim (rxvt_xim *xim)
519{ 702{
520#if XLIB_IS_RACEFREE 703# if XLIB_IS_RACEFREE
521 xims.put (xim); 704 xims.put (xim);
522#endif 705# endif
523} 706}
707
524#endif 708#endif
525 709
526Atom rxvt_display::atom (const char *name) 710Atom rxvt_display::atom (const char *name)
527{ 711{
528 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;
529} 735}
530 736
531///////////////////////////////////////////////////////////////////////////// 737/////////////////////////////////////////////////////////////////////////////
532 738
533template class refcache<rxvt_display>; 739template class refcache<rxvt_display>;
534refcache<rxvt_display> displays; 740refcache<rxvt_display> displays;
535 741
536///////////////////////////////////////////////////////////////////////////// 742/////////////////////////////////////////////////////////////////////////////
537 743//
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
538bool 825bool
539rxvt_color::set (rxvt_screen *screen, const char *name) 826rxvt_color::set (rxvt_screen *screen, const char *name)
540{ 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{
541#if XFT 926#if XFT
542 int l = strlen (name);
543 rxvt_rgba r;
544 char eos;
545 int mult;
546 927
547 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 928 color.r = c.color.red;
548 mult = rxvt_rgba::MAX_CC / 0x000f; 929 color.g = c.color.green;
549 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 930 color.b = c.color.blue;
550 mult = rxvt_rgba::MAX_CC / 0x00ff; 931 color.a = c.color.alpha;
551 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
552 mult = rxvt_rgba::MAX_CC / 0xffff;
553 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
554 mult = rxvt_rgba::MAX_CC / 0xffff;
555 else
556 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
557 932
558 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult; 933 if (IN_RANGE_INC (color.a, 0x0001, 0xfffe))
559 return set (screen, r); 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 }
939
560#else 940#else
561 XColor xc;
562 941
563 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 942 color.r = c.red;
564 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;
565 946
566 return false;
567#endif 947#endif
568} 948}
569 949
570bool 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
571rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 963rxvt_color::free (rxvt_screen *screen)
572{ 964{
965 if (screen->visual->c_class == TrueColor)
966 return; // nothing to do
967
573#if XFT 968#if XFT
574 XRenderColor d;
575
576 d.red = rgba.r;
577 d.green = rgba.g;
578 d.blue = rgba.b;
579 d.alpha = rgba.a;
580
581 if (XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c)) 969 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
582 {
583 // FUCKING Xft gets it wrong, of course, fix it for the common case
584 // transparency users should eat shit and die, and then
585 // XRenderQueryPictIndexValues themselves plenty.
586 if (screen->depth == 32
587 && screen->visual->c_class == TrueColor
588 && screen->visual->red_mask == 0x00ff0000
589 && screen->visual->green_mask == 0x0000ff00
590 && screen->visual->blue_mask == 0x000000ff)
591 c.pixel = c.pixel & 0x00ffffffUL | ((rgba.a >> 8) << 24);
592
593 return true;
594 }
595
596 return false;
597#else 970#else
598 XColor xc;
599
600 xc.red = rgba.r;
601 xc.green = rgba.g;
602 xc.blue = rgba.b;
603 xc.flags = DoRed | DoGreen | DoBlue;
604
605 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
606 {
607 p = xc.pixel;
608 return true;
609 }
610
611 return false;
612#endif
613}
614
615void
616rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
617{
618#if XFT
619 rgba.r = c.color.red;
620 rgba.g = c.color.green;
621 rgba.b = c.color.blue;
622 rgba.a = c.color.alpha;
623#else
624 XColor c;
625
626 c.pixel = p;
627 XQueryColor (screen->xdisp, screen->cmap, &c);
628
629 rgba.r = c.red;
630 rgba.g = c.green;
631 rgba.b = c.blue;
632 rgba.a = rxvt_rgba::MAX_CC;
633#endif
634}
635
636void
637rxvt_color::free (rxvt_screen *screen)
638{
639#if XFT
640 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
641#else
642 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes); 971 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
643#endif 972#endif
644} 973}
645 974
646rxvt_color 975void
647rxvt_color::fade (rxvt_screen *screen, int percent)
648{
649 rxvt_color faded;
650
651 rxvt_rgba c;
652 get (screen, c);
653
654 c.r = lerp (0, c.r, percent);
655 c.g = lerp (0, c.g, percent);
656 c.b = lerp (0, c.b, percent);
657
658 faded.set (screen, c);
659
660 return faded;
661}
662
663rxvt_color
664rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto) 976rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
665{ 977{
666 rxvt_rgba c, fc; 978 rgba c;
667 rxvt_color faded; 979 get (c);
668
669 get (screen, c);
670 fadeto.get (screen, fc);
671 980
672 faded.set ( 981 result.set (
673 screen, 982 screen,
674 rxvt_rgba ( 983 rgba (
675 lerp (fc.r, c.r, percent), 984 lerp (c.r, to.r, percent),
676 lerp (fc.g, c.g, percent), 985 lerp (c.g, to.g, percent),
677 lerp (fc.b, c.b, percent), 986 lerp (c.b, to.b, percent),
678 lerp (fc.a, c.a, percent) 987 lerp (c.a, to.a, percent)
679 ) 988 )
680 ); 989 );
990}
681 991
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
682 return faded; 1095 return false;
683} 1096}
684 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}

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