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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.43 by root, Tue Jan 31 18:36:35 2006 UTC vs.
Revision 1.135 by root, Tue Jun 5 13:39:26 2012 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 2 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
… …
26 27
27#include <unistd.h> 28#include <unistd.h>
28#include <fcntl.h> 29#include <fcntl.h>
29 30
30#include <sys/utsname.h> 31#include <sys/utsname.h>
31
32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 32#include <sys/socket.h>
34# include <sys/un.h> 33#include <sys/un.h>
35#endif
36 34
37#if XFT 35#if XFT
38# include <X11/extensions/Xrender.h> 36# include <X11/extensions/Xrender.h>
39#endif 37#endif
40 38
41const char *const xa_names[] = 39static const char *const xa_names[] =
42{ 40{
43 "TEXT", 41 "TEXT",
44 "COMPOUND_TEXT", 42 "COMPOUND_TEXT",
45 "UTF8_STRING", 43 "UTF8_STRING",
46 "MULTIPLE", 44 "MULTIPLE",
… …
62#if ENABLE_EWMH 60#if ENABLE_EWMH
63 "_NET_WM_PID", 61 "_NET_WM_PID",
64 "_NET_WM_NAME", 62 "_NET_WM_NAME",
65 "_NET_WM_ICON_NAME", 63 "_NET_WM_ICON_NAME",
66 "_NET_WM_PING", 64 "_NET_WM_PING",
65 "_NET_WM_ICON",
67#endif 66#endif
68#if USE_XIM 67#if USE_XIM
69 "WM_LOCALE_NAME", 68 "WM_LOCALE_NAME",
70 "XIM_SERVERS", 69 "XIM_SERVERS",
71#endif 70#endif
72#ifdef TRANSPARENT 71#if ENABLE_TRANSPARENCY
73 "_XROOTPMAP_ID", 72 "_XROOTPMAP_ID",
74 "ESETROOT_PMAP_ID", 73 "ESETROOT_PMAP_ID",
75#endif 74#endif
76#if ENABLE_XEMBED 75#if ENABLE_XEMBED
77 "_XEMBED", 76 "_XEMBED",
… …
154 put (*this->begin ()); 153 put (*this->begin ());
155} 154}
156 155
157///////////////////////////////////////////////////////////////////////////// 156/////////////////////////////////////////////////////////////////////////////
158 157
159#ifdef USE_XIM 158#if USE_XIM
160 159
161static void 160static void
162#if XIMCB_PROTO_BROKEN 161#if XIMCB_PROTO_BROKEN
163im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 162im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
164#else 163#else
… …
177bool 176bool
178rxvt_xim::ref_init () 177rxvt_xim::ref_init ()
179{ 178{
180 display = GET_R->display; //HACK: TODO 179 display = GET_R->display; //HACK: TODO
181 180
182 xim = XOpenIM (display->display, NULL, NULL, NULL); 181 xim = XOpenIM (display->dpy, 0, 0, 0);
183 182
184 if (!xim) 183 if (!xim)
185 return false; 184 return false;
186 185
187 XIMCallback ximcallback; 186 XIMCallback ximcallback;
188 ximcallback.client_data = (XPointer)this; 187 ximcallback.client_data = (XPointer)this;
189 ximcallback.callback = im_destroy_cb; 188 ximcallback.callback = im_destroy_cb;
190 189
191 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); 190 XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
192 191
193 return true; 192 return true;
194} 193}
195 194
196rxvt_xim::~rxvt_xim () 195rxvt_xim::~rxvt_xim ()
… …
201 200
202#endif 201#endif
203 202
204///////////////////////////////////////////////////////////////////////////// 203/////////////////////////////////////////////////////////////////////////////
205 204
205#if XFT
206rxvt_drawable::~rxvt_drawable ()
207{
208 if (xftdrawable)
209 XftDrawDestroy (xftdrawable);
210}
211
212rxvt_drawable::operator XftDraw *()
213{
214 if (!xftdrawable)
215 xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap);
216
217 return xftdrawable;
218}
219#endif
220
221/////////////////////////////////////////////////////////////////////////////
222
223#if XFT
224
225// not strictly necessary as it is only used with superclass of zero_initialised
226rxvt_screen::rxvt_screen ()
227: scratch_area (0)
228{
229}
230
231rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
232{
233 if (!scratch_area || w > scratch_w || h > scratch_h)
234 {
235 if (scratch_area)
236 {
237 XFreePixmap (dpy, scratch_area->drawable);
238 delete scratch_area;
239 }
240
241 Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
242 scratch_w = w, scratch_h = h, depth);
243
244 scratch_area = new rxvt_drawable (this, pm);
245 }
246
247 return *scratch_area;
248}
249
250#endif
251
206void 252void
207rxvt_screen::set (rxvt_display *disp) 253rxvt_screen::set (rxvt_display *disp)
208{ 254{
209 display = disp; 255 display = disp;
210 xdisp = disp->display; 256 dpy = disp->dpy;
211 257
212 Screen *screen = ScreenOfDisplay (xdisp, disp->screen); 258 Screen *screen = ScreenOfDisplay (dpy, disp->screen);
213 259
214 depth = DefaultDepthOfScreen (screen); 260 depth = DefaultDepthOfScreen (screen);
215 visual = DefaultVisualOfScreen (screen); 261 visual = DefaultVisualOfScreen (screen);
216 cmap = DefaultColormapOfScreen (screen); 262 cmap = DefaultColormapOfScreen (screen);
217} 263}
218 264
219void 265void
220rxvt_screen::set (rxvt_display *disp, int bitdepth) 266rxvt_screen::select_visual (int bitdepth)
221{ 267{
222 set (disp);
223
224#if XFT 268#if XFT
225 XVisualInfo vinfo; 269 XVisualInfo vinfo;
226 270
227 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 271 if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
228 { 272 {
229 depth = bitdepth; 273 depth = bitdepth;
230 visual = vinfo.visual; 274 visual = vinfo.visual;
231 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 275 cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
232 } 276 }
233#endif 277#endif
234} 278}
235 279
236void 280void
237rxvt_screen::clear () 281rxvt_screen::clear ()
238{ 282{
283#if XFT
284 if (scratch_area)
285 {
286 XFreePixmap (dpy, scratch_area->drawable);
287 delete scratch_area;
288 }
289#endif
290
239 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) 291 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
240 XFreeColormap (xdisp, cmap); 292 XFreeColormap (dpy, cmap);
241} 293}
242 294
243///////////////////////////////////////////////////////////////////////////// 295/////////////////////////////////////////////////////////////////////////////
244 296
245rxvt_display::rxvt_display (const char *id) 297rxvt_display::rxvt_display (const char *id)
246: refcounted (id) 298: refcounted (id)
247, x_ev (this, &rxvt_display::x_cb)
248, selection_owner (0) 299, selection_owner (0)
300, clipboard_owner (0)
249{ 301{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
250} 304}
251 305
252XrmDatabase 306XrmDatabase
253rxvt_display::get_resources () 307rxvt_display::get_resources (bool refresh)
254{ 308{
255 char *homedir = (char *)getenv ("HOME"); 309 char *homedir = getenv ("HOME");
256 char fname[1024]; 310 char fname[1024];
257 311
258 /* 312 /*
259 * get resources using the X library function 313 * get resources using the X library function
260 */ 314 */
261 char *displayResource, *xe; 315 char *displayResource, *xe;
262 XrmDatabase database, rdb1; 316 XrmDatabase rdb1, database = 0;
263 317
264 database = NULL; 318#if !XLIB_ILLEGAL_ACCESS
319 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
320 database = XrmGetStringDatabase ("");
321#endif
265 322
266 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 323 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
324 // as opposed to "standard practise", we always read in ~/.Xdefaults
267 325
268 // 6. System wide per application default file. 326 // 6. System wide per application default file.
269 327
270 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ 328 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
271 if ((xe = (char *)getenv ("XAPPLRESDIR"))) 329 if ((xe = getenv ("XAPPLRESDIR")))
272 { 330 {
273 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); 331 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
274 332
275 if ((rdb1 = XrmGetFileDatabase (fname))) 333 if ((rdb1 = XrmGetFileDatabase (fname)))
276 XrmMergeDatabases (rdb1, &database); 334 XrmMergeDatabases (rdb1, &database);
… …
278 336
279 // 5. User's per application default file. 337 // 5. User's per application default file.
280 // none 338 // none
281 339
282 // 4. User's defaults file. 340 // 4. User's defaults file.
341 if (homedir)
342 {
343 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
344
345 if ((rdb1 = XrmGetFileDatabase (fname)))
346 XrmMergeDatabases (rdb1, &database);
347 }
348
283 /* Get any Xserver defaults */ 349 /* Get any Xserver defaults */
350 if (refresh)
351 {
352 // fucking xlib keeps a copy of the rm string
353 Atom actual_type;
354 int actual_format;
355 unsigned long nitems, nremaining;
356 char *val = 0;
357
358#if XLIB_ILLEGAL_ACCESS
359 if (dpy->xdefaults)
360 XFree (dpy->xdefaults);
361#endif
362
363 if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
364 0L, 100000000L, False,
365 XA_STRING, &actual_type, &actual_format,
366 &nitems, &nremaining,
367 (unsigned char **)&val) == Success
368 && actual_type == XA_STRING
369 && actual_format == 8)
370 displayResource = val;
371 else
372 {
373 displayResource = 0;
374
375 if (val)
376 XFree (val);
377 }
378
379#if XLIB_ILLEGAL_ACCESS
380 dpy->xdefaults = displayResource;
381#endif
382 }
383 else
284 displayResource = XResourceManagerString (display); 384 displayResource = XResourceManagerString (dpy);
285 385
286 if (displayResource != NULL) 386 if (displayResource)
287 { 387 {
288 if ((rdb1 = XrmGetStringDatabase (displayResource))) 388 if ((rdb1 = XrmGetStringDatabase (displayResource)))
289 XrmMergeDatabases (rdb1, &database); 389 XrmMergeDatabases (rdb1, &database);
290 } 390 }
291 else if (homedir)
292 {
293 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
294 391
295 if ((rdb1 = XrmGetFileDatabase (fname))) 392#if !XLIB_ILLEGAL_ACCESS
296 XrmMergeDatabases (rdb1, &database); 393 if (refresh && displayResource)
297 } 394 XFree (displayResource);
395#endif
298 396
299 /* Get screen specific resources */ 397 /* Get screen specific resources */
300 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); 398 displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
301 399
302 if (displayResource != NULL) 400 if (displayResource)
303 { 401 {
304 if ((rdb1 = XrmGetStringDatabase (displayResource))) 402 if ((rdb1 = XrmGetStringDatabase (displayResource)))
305 /* Merge with screen-independent resources */ 403 /* Merge with screen-independent resources */
306 XrmMergeDatabases (rdb1, &database); 404 XrmMergeDatabases (rdb1, &database);
307 405
308 XFree (displayResource); 406 XFree (displayResource);
309 } 407 }
310 408
311 // 3. User's per host defaults file 409 // 3. User's per host defaults file
312 /* Add in XENVIRONMENT file */ 410 /* Add in XENVIRONMENT file */
313 if ((xe = (char *)getenv ("XENVIRONMENT")) 411 if ((xe = getenv ("XENVIRONMENT"))
314 && (rdb1 = XrmGetFileDatabase (xe))) 412 && (rdb1 = XrmGetFileDatabase (xe)))
315 XrmMergeDatabases (rdb1, &database); 413 XrmMergeDatabases (rdb1, &database);
316 else if (homedir) 414 else if (homedir)
317 { 415 {
318 struct utsname un; 416 struct utsname un;
… …
332bool rxvt_display::ref_init () 430bool rxvt_display::ref_init ()
333{ 431{
334#ifdef LOCAL_X_IS_UNIX 432#ifdef LOCAL_X_IS_UNIX
335 if (id[0] == ':') 433 if (id[0] == ':')
336 { 434 {
337 val = rxvt_malloc (5 + strlen (id) + 1); 435 char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
436
338 strcpy (val, "unix/"); 437 strcpy (val, "unix/");
339 strcat (val, id); 438 strcat (val, id);
439
340 display = XOpenDisplay (val); 440 dpy = XOpenDisplay (val);
341 free (val);
342 } 441 }
343 else 442 else
344#endif 443#endif
345 display = 0; 444 dpy = 0;
346 445
347 if (!display) 446 if (!dpy)
348 display = XOpenDisplay (id); 447 dpy = XOpenDisplay (id);
349 448
350 if (!display) 449 if (!dpy)
351 return false; 450 return false;
352 451
353 screen = DefaultScreen (display); 452 screen = DefaultScreen (dpy);
354 root = DefaultRootWindow (display); 453 root = DefaultRootWindow (dpy);
355 454
356 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 455 assert (ecb_array_length (xa_names) == NUM_XA);
357 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); 456 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
358 457
359 XrmSetDatabase (display, get_resources ()); 458 XrmSetDatabase (dpy, get_resources (false));
360 459
361#ifdef POINTER_BLANK 460#ifdef POINTER_BLANK
362 XColor blackcolour; 461 XColor blackcolour;
363 blackcolour.red = 0; 462 blackcolour.red = 0;
364 blackcolour.green = 0; 463 blackcolour.green = 0;
365 blackcolour.blue = 0; 464 blackcolour.blue = 0;
366 Font f = XLoadFont (display, "fixed"); 465 Font f = XLoadFont (dpy, "fixed");
367 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 466 blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
368 &blackcolour, &blackcolour); 467 &blackcolour, &blackcolour);
369 XUnloadFont (display, f); 468 XUnloadFont (dpy, f);
370#endif 469#endif
371 470
471 flags = 0;
472#if XRENDER
473 int major, minor;
474 if (XRenderQueryVersion (dpy, &major, &minor))
475 {
476 flags |= DISPLAY_HAS_RENDER;
477
478 if (major > 0 || (major == 0 && minor >= 10))
479 flags |= DISPLAY_HAS_RENDER_10;
480
481 if (major > 0 || (major == 0 && minor >= 11))
482 flags |= DISPLAY_HAS_RENDER_MUL;
483
484 XFilters *filters = XRenderQueryFilters (dpy, root);
485 if (filters)
486 {
487 for (int i = 0; i < filters->nfilter; i++)
488 if (!strcmp (filters->filter[i], FilterConvolution))
489 flags |= DISPLAY_HAS_RENDER_CONV;
490
491 XFree (filters);
492 }
493 }
494#endif
495
372 int fd = XConnectionNumber (display); 496 int fd = XConnectionNumber (dpy);
373 497
374#ifndef NO_SLOW_LINK_SUPPORT
375 // try to detect wether we have a local connection. 498 // try to detect whether we have a local connection.
376 // assume unix domains socket == local, everything else not 499 // assume unix domain socket == local, everything else not
377 // TODO: might want to check for inet/127.0.0.1 500 // TODO: might want to check for inet/127.0.0.1
378 is_local = 0; 501 is_local = 0;
379 sockaddr_un sa; 502 sockaddr_un sa;
380 socklen_t sl = sizeof (sa); 503 socklen_t sl = sizeof (sa);
381 504
382 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 505 if (!getsockname (fd, (sockaddr *)&sa, &sl))
383 is_local = sa.sun_family == AF_LOCAL; 506 is_local = sa.sun_family == AF_UNIX;
384#endif
385 507
508 flush_ev.start ();
386 x_ev.start (fd, EVENT_READ); 509 x_ev.start (fd, ev::READ);
387 fcntl (fd, F_SETFD, FD_CLOEXEC); 510 fcntl (fd, F_SETFD, FD_CLOEXEC);
388 511
389 XSelectInput (display, root, PropertyChangeMask); 512 XSelectInput (dpy, root, PropertyChangeMask);
390 513
391 flush (); 514 flush ();
392 515
393 return true; 516 return true;
394} 517}
395 518
396void 519void
397rxvt_display::ref_next () 520rxvt_display::ref_next ()
398{ 521{
399 // TODO: somehow check wether the database files/resources changed 522 // TODO: somehow check whether the database files/resources changed
400 // before re-loading/parsing 523 // before affording re-loading/parsing
401 XrmDestroyDatabase (XrmGetDatabase (display)); 524 XrmDestroyDatabase (XrmGetDatabase (dpy));
525#if XLIB_ILLEGAL_ACCESS
526 /* work around a bug in XrmSetDatabase where it frees the db */
527 dpy->db = 0;
528#endif
402 XrmSetDatabase (display, get_resources ()); 529 XrmSetDatabase (dpy, get_resources (true));
403} 530}
404 531
405rxvt_display::~rxvt_display () 532rxvt_display::~rxvt_display ()
406{ 533{
407 if (!display) 534 if (!dpy)
408 return; 535 return;
409 536
410#ifdef POINTER_BLANK 537#ifdef POINTER_BLANK
411 XFreeCursor (display, blank_cursor); 538 XFreeCursor (dpy, blank_cursor);
412#endif 539#endif
413 x_ev.stop (); 540 x_ev.stop ();
541 flush_ev.stop ();
414#ifdef USE_XIM 542#if USE_XIM
415 xims.clear (); 543 xims.clear ();
416#endif 544#endif
545 XrmDestroyDatabase (XrmGetDatabase (dpy));
417 XCloseDisplay (display); 546 XCloseDisplay (dpy);
418} 547}
419 548
420#ifdef USE_XIM 549#if USE_XIM
421void rxvt_display::im_change_cb () 550void rxvt_display::im_change_cb ()
422{ 551{
423 for (im_watcher **i = imw.begin (); i != imw.end (); ++i) 552 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
424 (*i)->call (); 553 (*i)->call ();
425} 554}
… …
430 // registers, as xlib crashes due to a race otherwise. 559 // registers, as xlib crashes due to a race otherwise.
431 Atom actual_type, *atoms; 560 Atom actual_type, *atoms;
432 int actual_format; 561 int actual_format;
433 unsigned long nitems, bytes_after; 562 unsigned long nitems, bytes_after;
434 563
435 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 564 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
436 False, XA_ATOM, &actual_type, &actual_format, 565 False, XA_ATOM, &actual_type, &actual_format,
437 &nitems, &bytes_after, (unsigned char **)&atoms) 566 &nitems, &bytes_after, (unsigned char **)&atoms)
438 != Success ) 567 != Success)
439 return; 568 return;
440 569
441 if (actual_type == XA_ATOM && actual_format == 32) 570 if (actual_type == XA_ATOM && actual_format == 32)
442 for (int i = 0; i < nitems; i++) 571 for (int i = 0; i < nitems; i++)
443 if (XGetSelectionOwner (display, atoms[i])) 572 if (XGetSelectionOwner (dpy, atoms[i]))
444 { 573 {
445 im_change_cb (); 574 im_change_cb ();
446 break; 575 break;
447 } 576 }
448 577
449 XFree (atoms); 578 XFree (atoms);
450} 579}
451#endif 580#endif
452 581
453void rxvt_display::x_cb (io_watcher &w, short revents) 582void rxvt_display::x_cb (ev::io &w, int revents)
454{ 583{
584 flush_ev.start ();
585}
586
587void rxvt_display::flush_cb (ev::prepare &w, int revents)
588{
589 while (XEventsQueued (dpy, QueuedAfterFlush))
455 do 590 do
456 { 591 {
457 XEvent xev; 592 XEvent xev;
458 XNextEvent (display, &xev); 593 XNextEvent (dpy, &xev);
459 594
460#ifdef USE_XIM 595#if USE_XIM
461 if (!XFilterEvent (&xev, None)) 596 if (!XFilterEvent (&xev, None))
462 { 597 {
463 if (xev.type == PropertyNotify 598 if (xev.type == PropertyNotify
464 && xev.xany.window == root 599 && xev.xany.window == root
465 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 600 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
466 im_change_check (); 601 im_change_check ();
467#endif 602#endif
603 if (xev.type == MappingNotify)
604 XRefreshKeyboardMapping (&xev.xmapping);
605
468 for (int i = xw.size (); i--; ) 606 for (int i = xw.size (); i--; )
469 { 607 {
470 if (!xw[i]) 608 if (!xw[i])
471 xw.erase_unordered (i); 609 xw.erase_unordered (i);
472 else if (xw[i]->window == xev.xany.window) 610 else if (xw[i]->window == xev.xany.window)
473 xw[i]->call (xev); 611 xw[i]->call (xev);
474 } 612 }
475#ifdef USE_XIM 613#if USE_XIM
476 } 614 }
477#endif 615#endif
478 } 616 }
479 while (XEventsQueued (display, QueuedAlready)); 617 while (XEventsQueued (dpy, QueuedAlready));
480 618
481 XFlush (display); 619 w.stop ();
482}
483
484void rxvt_display::flush ()
485{
486 if (XEventsQueued (display, QueuedAlready))
487 x_cb (x_ev, EVENT_READ);
488
489 XFlush (display);
490} 620}
491 621
492void rxvt_display::reg (xevent_watcher *w) 622void rxvt_display::reg (xevent_watcher *w)
493{ 623{
624 if (!w->active)
625 {
494 xw.push_back (w); 626 xw.push_back (w);
495 w->active = xw.size (); 627 w->active = xw.size ();
628 }
496} 629}
497 630
498void rxvt_display::unreg (xevent_watcher *w) 631void rxvt_display::unreg (xevent_watcher *w)
499{ 632{
500 if (w->active) 633 if (w->active)
634 {
501 xw[w->active - 1] = 0; 635 xw[w->active - 1] = 0;
636 w->active = 0;
637 }
502} 638}
503 639
504void rxvt_display::set_selection_owner (rxvt_term *owner) 640void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
505{ 641{
642 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
643
506 if (selection_owner && selection_owner != owner) 644 if (cur_owner && cur_owner != owner)
507 selection_owner->selection_clear (); 645 {
646 rxvt_term *term = cur_owner;
647 term->selection_clear (clipboard);
648 term->flush ();
649 }
508 650
509 selection_owner = owner; 651 cur_owner = owner;
510} 652}
511 653
512#ifdef USE_XIM 654#if USE_XIM
655
513void rxvt_display::reg (im_watcher *w) 656void rxvt_display::reg (im_watcher *w)
514{ 657{
515 imw.push_back (w); 658 imw.push_back (w);
516} 659}
517 660
… …
526 int l, m; 669 int l, m;
527 670
528 l = strlen (locale); 671 l = strlen (locale);
529 m = strlen (modifiers); 672 m = strlen (modifiers);
530 673
531 if (!(id = (char *)malloc (l + m + 2))) 674 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
532 return 0; 675 return 0;
533 676
534 memcpy (id, locale, l); id[l] = '\n'; 677 memcpy (id, locale, l); id[l] = '\n';
535 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 678 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
536 679
537 rxvt_xim *xim = xims.get (id); 680 rxvt_xim *xim = xims.get (id);
538 681
539 free (id);
540
541 return xim; 682 return xim;
542} 683}
543 684
544void rxvt_display::put_xim (rxvt_xim *xim) 685void rxvt_display::put_xim (rxvt_xim *xim)
545{ 686{
546#if XLIB_IS_RACEFREE 687# if XLIB_IS_RACEFREE
547 xims.put (xim); 688 xims.put (xim);
548#endif 689# endif
549} 690}
691
550#endif 692#endif
551 693
552Atom rxvt_display::atom (const char *name) 694Atom rxvt_display::atom (const char *name)
553{ 695{
554 return XInternAtom (display, name, False); 696 return XInternAtom (dpy, name, False);
697}
698
699Pixmap
700rxvt_display::get_pixmap_property (Atom property)
701{
702 Pixmap pixmap = None;
703
704 int aformat;
705 unsigned long nitems, bytes_after;
706 Atom atype;
707 unsigned char *prop;
708 int result = XGetWindowProperty (dpy, root, property,
709 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
710 &nitems, &bytes_after, &prop);
711 if (result == Success)
712 {
713 if (atype == XA_PIXMAP)
714 pixmap = *(Pixmap *)prop;
715 XFree (prop);
716 }
717
718 return pixmap;
555} 719}
556 720
557///////////////////////////////////////////////////////////////////////////// 721/////////////////////////////////////////////////////////////////////////////
558 722
559template class refcache<rxvt_display>; 723template class refcache<rxvt_display>;
560refcache<rxvt_display> displays; 724refcache<rxvt_display> displays;
561 725
562///////////////////////////////////////////////////////////////////////////// 726/////////////////////////////////////////////////////////////////////////////
563 727//
728
729static unsigned int
730insert_component (unsigned int value, unsigned int mask, unsigned int shift)
731{
732 return (value * (mask + 1) >> 16) << shift;
733}
734
564bool 735bool
565rxvt_color::alloc (rxvt_screen *screen, const rgba &color) 736rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
566{ 737{
738 //TODO: only supports 24 bit
739 unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
740
567#if XFT 741#if XFT
568 XRenderPictFormat *format; 742 XRenderPictFormat *format;
569 743
570 // FUCKING Xft gets it wrong, of course, so work around it 744 // FUCKING Xft gets it wrong, of course, so work around it.
571 // transparency users should eat shit and die, and then 745 // Transparency users should eat shit and die, and then
572 // XRenderQueryPictIndexValues themselves plenty. 746 // XRenderQueryPictIndexValues themselves plenty.
573 if ((screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor) 747 if ((screen->visual->c_class == TrueColor)
574 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) 748 && (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
575 { 749 {
576 // the fun lies in doing everything manually... 750 // the fun lies in doing everything manually...
577 c.color.red = color.r; 751 c.color.red = color.r;
578 c.color.green = color.g; 752 c.color.green = color.g;
579 c.color.blue = color.b; 753 c.color.blue = color.b;
580 c.color.alpha = color.a; 754 c.color.alpha = alpha;
581 755
756 // Xft wants premultiplied alpha, but abuses the alpha channel
757 // as blend factor, and doesn't allow us to set the alpha channel
758 c.color.red = c.color.red * alpha / 0xffff;
759 c.color.green = c.color.green * alpha / 0xffff;
760 c.color.blue = c.color.blue * alpha / 0xffff;
761
582 c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) 762 c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
583 | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) 763 | insert_component (c.color.green, format->direct.greenMask, format->direct.green)
584 | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) 764 | insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
585 | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); 765 | insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
586 766
587 return true; 767 return true;
588 } 768 }
589 else 769 else
590 { 770 {
591 XRenderColor d; 771 XRenderColor d;
592 772
593 d.red = color.r; 773 d.red = color.r;
594 d.green = color.g; 774 d.green = color.g;
595 d.blue = color.b; 775 d.blue = color.b;
596 d.alpha = color.a; 776 d.alpha = alpha;
597 777
598 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 778 if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
779 return true;
599 } 780 }
600#else 781#else
601 if (screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor)
602 {
603 c.red = color.g; 782 c.red = color.r;
604 c.green = color.g; 783 c.green = color.g;
605 c.blue = color.g; 784 c.blue = color.b;
785
786 if (screen->visual->c_class == TrueColor)
787 {
606 c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) 788 c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
607 / rgba::MAX_CC) << ctz (screen->visual->red_mask ) 789 | (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
608 | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
609 / rgba::MAX_CC) << ctz (screen->visual->green_mask)
610 | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) 790 | (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
611 / rgba::MAX_CC) << ctz (screen->visual->blue_mask );
612 791
613 return true; 792 return true;
614 } 793 }
615 else
616 {
617 c.red = color.r;
618 c.green = color.g;
619 c.blue = color.b;
620
621 if (XAllocColor (screen->xdisp, screen->cmap, &c)) 794 else if (XAllocColor (screen->dpy, screen->cmap, &c))
622 return true; 795 return true;
623 else 796#endif
797
624 c.pixel = (color.r + color.g + color.b) > 128*3 798 c.pixel = (color.r + color.g + color.b) > 128*3
625 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)) 799 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
626 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)); 800 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
627 }
628#endif
629 801
630 return false; 802 return false;
631} 803}
632 804
633bool 805bool
… …
635{ 807{
636 rgba c; 808 rgba c;
637 char eos; 809 char eos;
638 int skip; 810 int skip;
639 811
812 c.a = rgba::MAX_CC;
813
814 // parse the nonstandard "[alphapercent]" prefix
640 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) 815 if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
641 { 816 {
642 printf ("X %d\n", c.a);
643 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); 817 c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
644 name += skip; 818 name += skip;
645 printf ("y %04x\n", c.a);
646 } 819 }
647 else
648 c.a = rgba::MAX_CC;
649 820
650 // parse the non-standard rgba format 821 // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
651 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) 822 if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
652 { 823 {
653 XColor xc, xc_exact; 824 XColor xc;
654 825
655 if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) 826 if (XParseColor (screen->dpy, screen->cmap, name, &xc))
656 { 827 {
657 c.r = xc.red; 828 c.r = xc.red;
658 c.g = xc.green; 829 c.g = xc.green;
659 c.b = xc.blue; 830 c.b = xc.blue;
660 } 831 }
… …
685 { 856 {
686 XColor *colors = new XColor [screen->visual->map_entries]; 857 XColor *colors = new XColor [screen->visual->map_entries];
687 858
688 for (int i = 0; i < cmap_size; i++) 859 for (int i = 0; i < cmap_size; i++)
689 colors [i].pixel = i; 860 colors [i].pixel = i;
690 861
691 // many kilobytes transfer per colour, but pseudocolor isn't worth 862 // many kilobytes transfer per colour, but pseudocolor isn't worth
692 // many extra optimisations. 863 // many extra optimisations.
693 XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size); 864 XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
694 865
695 int diff = 0x7fffffffUL; 866 int diff = 0x7fffffffUL;
696 XColor *best = colors; 867 XColor *best = colors;
697 868
698 for (int i = 0; i < cmap_size; i++) 869 for (int i = 0; i < cmap_size; i++)
… …
708 } 879 }
709 } 880 }
710 881
711 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", 882 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
712 // color.r, color.g, color.b, best->red, best->green, best->blue, diff); 883 // color.r, color.g, color.b, best->red, best->green, best->blue, diff);
713 884
714 got = alloc (screen, rgba (best->red, best->green, best->blue)); 885 got = alloc (screen, rgba (best->red, best->green, best->blue));
715 886
716 delete colors; 887 delete [] colors;
717 } 888 }
718#endif 889#endif
719 890
720 return got; 891 return got;
721} 892}
722 893
723void 894void
724rxvt_color::get (rxvt_screen *screen, rgba &color) 895rxvt_color::get (rgba &color)
725{ 896{
726#if XFT 897#if XFT
727 color.r = c.color.red; 898 color.r = c.color.red;
728 color.g = c.color.green; 899 color.g = c.color.green;
729 color.b = c.color.blue; 900 color.b = c.color.blue;
… …
734 color.b = c.blue; 905 color.b = c.blue;
735 color.a = rgba::MAX_CC; 906 color.a = rgba::MAX_CC;
736#endif 907#endif
737} 908}
738 909
739void 910void
911rxvt_color::get (XColor &color)
912{
913 rgba c;
914 get (c);
915
916 color.red = c.r;
917 color.green = c.g;
918 color.blue = c.b;
919 color.pixel = (Pixel)*this;
920}
921
922void
740rxvt_color::free (rxvt_screen *screen) 923rxvt_color::free (rxvt_screen *screen)
741{ 924{
925 if (screen->visual->c_class == TrueColor)
926 return; // nothing to do
927
742#if XFT 928#if XFT
743 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); 929 XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
744#else 930#else
745 XFreeColors (screen->xdisp, screen->cmap, &c.pixel, 1, AllPlanes); 931 XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
746#endif 932#endif
747} 933}
748 934
749void 935void
750rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to) 936rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
751{ 937{
752 rgba c; 938 rgba c;
753 get (screen, c); 939 get (c);
754 940
755 result.set ( 941 result.set (
756 screen, 942 screen,
757 rgba ( 943 rgba (
758 lerp (c.r, to.r, percent), 944 lerp (c.r, to.r, percent),
… …
761 lerp (c.a, to.a, percent) 947 lerp (c.a, to.a, percent)
762 ) 948 )
763 ); 949 );
764} 950}
765 951
952rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term)
953: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
954{
955 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
956
957 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
958 timer_ev.repeat = 10.;
959 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
960
961 incr_buf = 0;
962 incr_buf_size = incr_buf_fill = 0;
963 selection_wait = Sel_normal;
964 selection_type = selnum;
965 cb_sv = 0;
966}
967
968void
969rxvt_selection::stop ()
970{
971 free (incr_buf);
972 incr_buf = 0;
973 timer_ev.stop ();
974 x_ev.stop (display);
975}
976
977rxvt_selection::~rxvt_selection ()
978{
979 stop ();
980}
981
982void
983rxvt_selection::run ()
984{
985 int selnum = selection_type;
986
987#if ENABLE_FRILLS
988 if (selnum == Sel_Primary && display->selection_owner)
989 {
990 /* internal selection */
991 char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
992 finish (str, strlen (str));
993 free (str);
994 return;
995 }
996#endif
997
998#if X_HAVE_UTF8_STRING
999 selection_type = Sel_UTF8String;
1000 if (request (display->xa[XA_UTF8_STRING], selnum))
1001 return;
1002#else
1003 selection_type = Sel_CompoundText;
1004 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
1005 return;
1006#endif
1007
1008 // fallback to CUT_BUFFER0 if the requested property has no owner
1009 handle_selection (display->root, XA_CUT_BUFFER0, false);
1010}
1011
1012void
1013rxvt_selection::finish (char *data, unsigned int len)
1014{
1015 if (!cb_sv)
1016 {
1017 if (data)
1018 term->paste (data, len);
1019
1020 term->selection_req = 0;
1021 delete this;
1022 }
1023#if ENABLE_PERL
1024 else
1025 {
1026 stop (); // we do not really trust perl callbacks
1027 rxvt_perl.selection_finish (this, data, len);
1028 }
1029#endif
1030}
1031
1032bool
1033rxvt_selection::request (Atom target, int selnum)
1034{
1035 Atom sel;
1036
1037 selection_type |= selnum;
1038
1039 if (selnum == Sel_Primary)
1040 sel = XA_PRIMARY;
1041 else if (selnum == Sel_Secondary)
1042 sel = XA_SECONDARY;
1043 else
1044 sel = display->xa[XA_CLIPBOARD];
1045
1046 if (XGetSelectionOwner (display->dpy, sel) != None)
1047 {
1048 XConvertSelection (display->dpy, sel, target, request_prop,
1049 request_win, request_time);
1050 x_ev.start (display, request_win);
1051 timer_ev.again ();
1052 return true;
1053 }
1054
1055 return false;
1056}
1057
1058void
1059rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
1060{
1061 Display *dpy = display->dpy;
1062 char *data = 0;
1063 unsigned int data_len = 0;
1064 unsigned long bytes_after;
1065 XTextProperty ct;
1066
1067 // check for failed XConvertSelection
1068 if (prop == None)
1069 {
1070 bool error = true;
1071 int selnum = selection_type & Sel_whereMask;
1072
1073 if (selection_type & Sel_CompoundText)
1074 {
1075 selection_type = 0;
1076 error = !request (XA_STRING, selnum);
1077 }
1078
1079 if (selection_type & Sel_UTF8String)
1080 {
1081 selection_type = Sel_CompoundText;
1082 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
1083 }
1084
1085 if (error)
1086 {
1087 ct.value = 0;
1088 goto bailout;
1089 }
1090
1091 return;
1092 }
1093
1094 // length == (2^31 - 1) / 4, as gdk
1095 if (XGetWindowProperty (dpy, win, prop,
1096 0, 0x1fffffff,
1097 delete_prop, AnyPropertyType,
1098 &ct.encoding, &ct.format,
1099 &ct.nitems, &bytes_after,
1100 &ct.value) != Success)
1101 {
1102 ct.value = 0;
1103 goto bailout;
1104 }
1105
1106 if (ct.encoding == None)
1107 goto bailout;
1108
1109 if (ct.value == 0)
1110 goto bailout;
1111
1112 if (ct.encoding == display->xa[XA_INCR])
1113 {
1114 // INCR selection, start handshake
1115 if (!delete_prop)
1116 XDeleteProperty (dpy, win, prop);
1117
1118 selection_wait = Sel_incr;
1119 timer_ev.again ();
1120
1121 goto bailout;
1122 }
1123
1124 if (ct.nitems == 0)
1125 {
1126 if (selection_wait == Sel_incr)
1127 {
1128 XFree (ct.value);
1129
1130 // finally complete, now paste the whole thing
1131 selection_wait = Sel_normal;
1132 ct.value = (unsigned char *)incr_buf;
1133 ct.nitems = incr_buf_fill;
1134 incr_buf = 0;
1135 timer_ev.stop ();
1136 }
1137 else
1138 {
1139 // avoid recursion
1140 if (win != display->root || prop != XA_CUT_BUFFER0)
1141 {
1142 XFree (ct.value);
1143
1144 // fallback to CUT_BUFFER0 if the requested property
1145 // has an owner but is empty
1146 handle_selection (display->root, XA_CUT_BUFFER0, False);
1147 return;
1148 }
1149
1150 goto bailout;
1151 }
1152 }
1153 else if (selection_wait == Sel_incr)
1154 {
1155 timer_ev.again ();
1156
1157 while (incr_buf_fill + ct.nitems > incr_buf_size)
1158 {
1159 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1160 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1161 }
1162
1163 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1164 incr_buf_fill += ct.nitems;
1165
1166 goto bailout;
1167 }
1168
1169 char **cl;
1170 int cr;
1171
1172 // we honour the first item only
1173
1174#if !ENABLE_MINIMAL
1175 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1176 // so recode it manually
1177 if (ct.encoding == display->xa[XA_UTF8_STRING])
1178 {
1179 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1180 data = rxvt_wcstombs (w);
1181 free (w);
1182 }
1183 else
1184#endif
1185 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1186 && cl)
1187 {
1188 data = strdup (cl[0]);
1189 XFreeStringList (cl);
1190 }
1191 else
1192 {
1193 // paste raw
1194 data = strdup ((const char *)ct.value);
1195 }
1196
1197 data_len = strlen (data);
1198
1199bailout:
1200 XFree (ct.value);
1201
1202 if (selection_wait == Sel_normal)
1203 {
1204 finish (data, data_len);
1205 free (data);
1206 }
1207}
1208
1209void
1210rxvt_selection::timer_cb (ev::timer &w, int revents)
1211{
1212 if (selection_wait == Sel_incr)
1213 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1214
1215 finish ();
1216}
1217
1218void
1219rxvt_selection::x_cb (XEvent &xev)
1220{
1221 switch (xev.type)
1222 {
1223 case PropertyNotify:
1224 if (selection_wait == Sel_incr
1225 && xev.xproperty.atom == request_prop
1226 && xev.xproperty.state == PropertyNewValue)
1227 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1228 break;
1229
1230 case SelectionNotify:
1231 if (selection_wait == Sel_normal
1232 && xev.xselection.time == request_time)
1233 {
1234 timer_ev.stop ();
1235 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1236 }
1237 break;
1238 }
1239}

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