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) 2003-2006 Marc Lehmann <pcg@goof.com> |
7 | * |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
8 | * 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 |
9 | * 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 |
10 | * the Free Software Foundation; either version 2 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your option) any later version. |
… | |
… | |
26 | |
26 | |
27 | #include <unistd.h> |
27 | #include <unistd.h> |
28 | #include <fcntl.h> |
28 | #include <fcntl.h> |
29 | |
29 | |
30 | #include <sys/utsname.h> |
30 | #include <sys/utsname.h> |
31 | |
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32 | #ifndef NO_SLOW_LINK_SUPPORT |
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33 | # include <sys/socket.h> |
31 | #include <sys/socket.h> |
34 | # include <sys/un.h> |
32 | #include <sys/un.h> |
35 | #endif |
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36 | |
33 | |
37 | #if XFT |
34 | #if XFT |
38 | # include <X11/extensions/Xrender.h> |
35 | # include <X11/extensions/Xrender.h> |
39 | #endif |
36 | #endif |
40 | |
37 | |
… | |
… | |
201 | |
198 | |
202 | #endif |
199 | #endif |
203 | |
200 | |
204 | ///////////////////////////////////////////////////////////////////////////// |
201 | ///////////////////////////////////////////////////////////////////////////// |
205 | |
202 | |
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203 | #if XFT |
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204 | rxvt_drawable::~rxvt_drawable () |
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205 | { |
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206 | if (xftdrawable) |
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207 | XftDrawDestroy (xftdrawable); |
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208 | } |
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209 | |
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210 | rxvt_drawable::operator XftDraw *() |
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211 | { |
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212 | if (!xftdrawable) |
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213 | xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap); |
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214 | |
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215 | return xftdrawable; |
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216 | } |
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217 | #endif |
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218 | |
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219 | ///////////////////////////////////////////////////////////////////////////// |
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220 | |
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221 | #if XFT |
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222 | |
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223 | // not strictly necessary as it is only used with superclass of zero_initialised |
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224 | rxvt_screen::rxvt_screen () |
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225 | : scratch_area (0) |
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226 | { |
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227 | } |
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228 | |
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229 | rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h) |
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230 | { |
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231 | // it's actually faster to re-allocate every time. don't ask me |
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232 | // why, but its likely no big deal there are no roundtrips |
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233 | // (I think/hope). |
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234 | if (!scratch_area || w > scratch_w || h > scratch_h || 1/*D*/) |
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235 | { |
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236 | if (scratch_area) |
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237 | { |
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238 | XFreePixmap (dpy, scratch_area->drawable); |
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239 | delete scratch_area; |
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240 | } |
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241 | |
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242 | Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)), |
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243 | scratch_w = w, scratch_h = h, depth); |
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244 | |
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245 | scratch_area = new rxvt_drawable (this, pm); |
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246 | } |
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247 | |
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248 | return *scratch_area; |
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249 | } |
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250 | |
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251 | #endif |
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252 | |
206 | void |
253 | void |
207 | rxvt_screen::set (rxvt_display *disp) |
254 | rxvt_screen::set (rxvt_display *disp) |
208 | { |
255 | { |
209 | display = disp; |
256 | display = disp; |
210 | dpy = disp->dpy; |
257 | dpy = disp->dpy; |
… | |
… | |
215 | visual = DefaultVisualOfScreen (screen); |
262 | visual = DefaultVisualOfScreen (screen); |
216 | cmap = DefaultColormapOfScreen (screen); |
263 | cmap = DefaultColormapOfScreen (screen); |
217 | } |
264 | } |
218 | |
265 | |
219 | void |
266 | void |
220 | rxvt_screen::set (rxvt_display *disp, int bitdepth) |
267 | rxvt_screen::select_visual (int bitdepth) |
221 | { |
268 | { |
222 | set (disp); |
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223 | |
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224 | #if XFT |
269 | #if XFT |
225 | XVisualInfo vinfo; |
270 | XVisualInfo vinfo; |
226 | |
271 | |
227 | if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) |
272 | if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) |
228 | { |
273 | { |
229 | depth = bitdepth; |
274 | depth = bitdepth; |
230 | visual = vinfo.visual; |
275 | visual = vinfo.visual; |
231 | cmap = XCreateColormap (dpy, disp->root, visual, AllocNone); |
276 | cmap = XCreateColormap (dpy, display->root, visual, AllocNone); |
232 | } |
277 | } |
233 | #endif |
278 | #endif |
234 | } |
279 | } |
235 | |
280 | |
236 | void |
281 | void |
237 | rxvt_screen::clear () |
282 | rxvt_screen::clear () |
238 | { |
283 | { |
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284 | #if XFT |
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285 | if (scratch_area) |
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286 | { |
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287 | XFreePixmap (dpy, scratch_area->drawable); |
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288 | delete scratch_area; |
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289 | } |
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290 | #endif |
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291 | |
239 | if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen))) |
292 | if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen))) |
240 | XFreeColormap (dpy, cmap); |
293 | XFreeColormap (dpy, cmap); |
241 | } |
294 | } |
242 | |
295 | |
243 | ///////////////////////////////////////////////////////////////////////////// |
296 | ///////////////////////////////////////////////////////////////////////////// |
… | |
… | |
260 | */ |
313 | */ |
261 | char *displayResource, *xe; |
314 | char *displayResource, *xe; |
262 | XrmDatabase rdb1, database = 0; |
315 | XrmDatabase rdb1, database = 0; |
263 | |
316 | |
264 | // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 |
317 | // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 |
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318 | // as opposed to "standard practise", we always read in ~/.Xdefaults |
265 | |
319 | |
266 | // 6. System wide per application default file. |
320 | // 6. System wide per application default file. |
267 | |
321 | |
268 | /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ |
322 | /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ |
269 | if ((xe = (char *)getenv ("XAPPLRESDIR"))) |
323 | if ((xe = (char *)getenv ("XAPPLRESDIR"))) |
… | |
… | |
276 | |
330 | |
277 | // 5. User's per application default file. |
331 | // 5. User's per application default file. |
278 | // none |
332 | // none |
279 | |
333 | |
280 | // 4. User's defaults file. |
334 | // 4. User's defaults file. |
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335 | if (homedir) |
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336 | { |
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337 | snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir); |
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338 | |
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339 | if ((rdb1 = XrmGetFileDatabase (fname))) |
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340 | XrmMergeDatabases (rdb1, &database); |
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341 | } |
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342 | |
281 | /* Get any Xserver defaults */ |
343 | /* Get any Xserver defaults */ |
282 | if (refresh) |
344 | if (refresh) |
283 | { |
345 | { |
284 | // fucking xlib keeps a copy of the rm string |
346 | // fucking xlib keeps a copy of the rm string |
285 | Atom actual_type; |
347 | Atom actual_type; |
… | |
… | |
290 | #if XLIB_ILLEGAL_ACCESS |
352 | #if XLIB_ILLEGAL_ACCESS |
291 | if (dpy->xdefaults) |
353 | if (dpy->xdefaults) |
292 | XFree (dpy->xdefaults); |
354 | XFree (dpy->xdefaults); |
293 | #endif |
355 | #endif |
294 | |
356 | |
295 | if (XGetWindowProperty (dpy, root, XA_RESOURCE_MANAGER, |
357 | if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER, |
296 | 0L, 100000000L, False, |
358 | 0L, 100000000L, False, |
297 | XA_STRING, &actual_type, &actual_format, |
359 | XA_STRING, &actual_type, &actual_format, |
298 | &nitems, &nremaining, |
360 | &nitems, &nremaining, |
299 | (unsigned char **)&val) == Success |
361 | (unsigned char **)&val) == Success |
300 | && actual_type == XA_STRING |
362 | && actual_type == XA_STRING |
301 | && actual_format == 8) |
363 | && actual_format == 8) |
302 | displayResource = val; |
364 | displayResource = val; |
303 | else |
365 | else |
304 | { |
366 | { |
305 | displayResource = 0; |
367 | displayResource = 0; |
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368 | |
306 | if (val) |
369 | if (val) |
307 | XFree(val); |
370 | XFree(val); |
308 | } |
371 | } |
309 | |
372 | |
310 | #if XLIB_ILLEGAL_ACCESS |
373 | #if XLIB_ILLEGAL_ACCESS |
… | |
… | |
315 | displayResource = XResourceManagerString (dpy); |
378 | displayResource = XResourceManagerString (dpy); |
316 | |
379 | |
317 | if (displayResource) |
380 | if (displayResource) |
318 | { |
381 | { |
319 | if ((rdb1 = XrmGetStringDatabase (displayResource))) |
382 | if ((rdb1 = XrmGetStringDatabase (displayResource))) |
320 | XrmMergeDatabases (rdb1, &database); |
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321 | } |
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322 | else if (homedir) |
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323 | { |
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324 | snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir); |
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325 | |
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326 | if ((rdb1 = XrmGetFileDatabase (fname))) |
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327 | XrmMergeDatabases (rdb1, &database); |
383 | XrmMergeDatabases (rdb1, &database); |
328 | } |
384 | } |
329 | |
385 | |
330 | #if !XLIB_ILLEGAL_ACCESS |
386 | #if !XLIB_ILLEGAL_ACCESS |
331 | if (refresh && displayResource) |
387 | if (refresh && displayResource) |
… | |
… | |
386 | if (!dpy) |
442 | if (!dpy) |
387 | return false; |
443 | return false; |
388 | |
444 | |
389 | screen = DefaultScreen (dpy); |
445 | screen = DefaultScreen (dpy); |
390 | root = DefaultRootWindow (dpy); |
446 | root = DefaultRootWindow (dpy); |
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447 | |
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448 | #ifdef HAVE_AFTERIMAGE |
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449 | ::dpy = dpy; /* init global var from libAfter... */ |
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450 | asv = create_asvisual_for_id (dpy, screen, DefaultDepth (dpy,screen), |
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451 | XVisualIDFromVisual (DefaultVisual (dpy, screen)), None, NULL); |
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452 | #endif |
391 | |
453 | |
392 | assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); |
454 | assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); |
393 | XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); |
455 | XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); |
394 | |
456 | |
395 | XrmSetDatabase (dpy, get_resources (false)); |
457 | XrmSetDatabase (dpy, get_resources (false)); |
… | |
… | |
405 | XUnloadFont (dpy, f); |
467 | XUnloadFont (dpy, f); |
406 | #endif |
468 | #endif |
407 | |
469 | |
408 | int fd = XConnectionNumber (dpy); |
470 | int fd = XConnectionNumber (dpy); |
409 | |
471 | |
410 | #ifndef NO_SLOW_LINK_SUPPORT |
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411 | // try to detect wether we have a local connection. |
472 | // try to detect wether we have a local connection. |
412 | // assume unix domains socket == local, everything else not |
473 | // assume unix domains socket == local, everything else not |
413 | // TODO: might want to check for inet/127.0.0.1 |
474 | // TODO: might want to check for inet/127.0.0.1 |
414 | is_local = 0; |
475 | is_local = 0; |
415 | sockaddr_un sa; |
476 | sockaddr_un sa; |
416 | socklen_t sl = sizeof (sa); |
477 | socklen_t sl = sizeof (sa); |
417 | |
478 | |
418 | if (!getsockname (fd, (sockaddr *)&sa, &sl)) |
479 | if (!getsockname (fd, (sockaddr *)&sa, &sl)) |
419 | is_local = sa.sun_family == AF_LOCAL; |
480 | is_local = sa.sun_family == AF_LOCAL; |
420 | #endif |
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421 | |
481 | |
422 | x_ev.start (fd, EVENT_READ); |
482 | x_ev.start (fd, EVENT_READ); |
423 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
483 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
424 | |
484 | |
425 | XSelectInput (dpy, root, PropertyChangeMask); |
485 | XSelectInput (dpy, root, PropertyChangeMask); |
… | |
… | |
525 | XFlush (dpy); |
585 | XFlush (dpy); |
526 | } |
586 | } |
527 | |
587 | |
528 | void rxvt_display::reg (xevent_watcher *w) |
588 | void rxvt_display::reg (xevent_watcher *w) |
529 | { |
589 | { |
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590 | if (!w->active) |
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591 | { |
530 | xw.push_back (w); |
592 | xw.push_back (w); |
531 | w->active = xw.size (); |
593 | w->active = xw.size (); |
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594 | } |
532 | } |
595 | } |
533 | |
596 | |
534 | void rxvt_display::unreg (xevent_watcher *w) |
597 | void rxvt_display::unreg (xevent_watcher *w) |
535 | { |
598 | { |
536 | if (w->active) |
599 | if (w->active) |
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600 | { |
537 | xw[w->active - 1] = 0; |
601 | xw[w->active - 1] = 0; |
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602 | w->active = 0; |
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603 | } |
538 | } |
604 | } |
539 | |
605 | |
540 | void rxvt_display::set_selection_owner (rxvt_term *owner) |
606 | void rxvt_display::set_selection_owner (rxvt_term *owner) |
541 | { |
607 | { |
542 | if (selection_owner && selection_owner != owner) |
608 | if (selection_owner && selection_owner != owner) |
… | |
… | |
596 | |
662 | |
597 | template class refcache<rxvt_display>; |
663 | template class refcache<rxvt_display>; |
598 | refcache<rxvt_display> displays; |
664 | refcache<rxvt_display> displays; |
599 | |
665 | |
600 | ///////////////////////////////////////////////////////////////////////////// |
666 | ///////////////////////////////////////////////////////////////////////////// |
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667 | // |
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668 | |
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669 | static unsigned int |
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670 | insert_component (unsigned int value, unsigned int mask, unsigned int shift) |
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671 | { |
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672 | return (value * (mask + 1) >> 16) << shift; |
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673 | } |
601 | |
674 | |
602 | bool |
675 | bool |
603 | rxvt_color::alloc (rxvt_screen *screen, const rgba &color) |
676 | rxvt_color::alloc (rxvt_screen *screen, const rgba &color) |
604 | { |
677 | { |
605 | #if XFT |
678 | #if XFT |
… | |
… | |
615 | c.color.red = color.r; |
688 | c.color.red = color.r; |
616 | c.color.green = color.g; |
689 | c.color.green = color.g; |
617 | c.color.blue = color.b; |
690 | c.color.blue = color.b; |
618 | c.color.alpha = color.a; |
691 | c.color.alpha = color.a; |
619 | |
692 | |
620 | c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) |
693 | c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red ) |
621 | | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) |
694 | | insert_component (color.g, format->direct.greenMask, format->direct.green) |
622 | | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) |
695 | | insert_component (color.b, format->direct.blueMask , format->direct.blue ) |
623 | | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); |
696 | | insert_component (color.a, format->direct.alphaMask, format->direct.alpha); |
624 | |
697 | |
625 | return true; |
698 | return true; |
626 | } |
699 | } |
627 | else |
700 | else |
628 | { |
701 | { |
… | |
… | |
640 | c.green = color.g; |
713 | c.green = color.g; |
641 | c.blue = color.b; |
714 | c.blue = color.b; |
642 | |
715 | |
643 | if (screen->visual->c_class == TrueColor) |
716 | if (screen->visual->c_class == TrueColor) |
644 | { |
717 | { |
645 | c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) |
718 | c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask )) |
646 | / rgba::MAX_CC) << ctz (screen->visual->red_mask ) |
719 | | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask)) |
647 | | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask)) |
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648 | / rgba::MAX_CC) << ctz (screen->visual->green_mask) |
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649 | | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) |
720 | | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask )); |
650 | / rgba::MAX_CC) << ctz (screen->visual->blue_mask ); |
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651 | |
721 | |
652 | return true; |
722 | return true; |
653 | } |
723 | } |
654 | else if (XAllocColor (screen->dpy, screen->cmap, &c)) |
724 | else if (XAllocColor (screen->dpy, screen->cmap, &c)) |
655 | return true; |
725 | return true; |
… | |
… | |
742 | //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", |
812 | //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", |
743 | // color.r, color.g, color.b, best->red, best->green, best->blue, diff); |
813 | // color.r, color.g, color.b, best->red, best->green, best->blue, diff); |
744 | |
814 | |
745 | got = alloc (screen, rgba (best->red, best->green, best->blue)); |
815 | got = alloc (screen, rgba (best->red, best->green, best->blue)); |
746 | |
816 | |
747 | delete colors; |
817 | delete [] colors; |
748 | } |
818 | } |
749 | #endif |
819 | #endif |
750 | |
820 | |
751 | return got; |
821 | return got; |
752 | } |
822 | } |
… | |
… | |
780 | } |
850 | } |
781 | |
851 | |
782 | void |
852 | void |
783 | rxvt_color::free (rxvt_screen *screen) |
853 | rxvt_color::free (rxvt_screen *screen) |
784 | { |
854 | { |
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855 | if (screen->visual->c_class == TrueColor) |
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856 | return; // nothing to do |
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857 | |
785 | #if XFT |
858 | #if XFT |
786 | XftColorFree (screen->dpy, screen->visual, screen->cmap, &c); |
859 | XftColorFree (screen->dpy, screen->visual, screen->cmap, &c); |
787 | #else |
860 | #else |
788 | XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes); |
861 | XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes); |
789 | #endif |
862 | #endif |