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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.19 by root, Mon Nov 28 19:04:39 2005 UTC vs.
Revision 1.33 by root, Sun Jan 29 22:39:26 2006 UTC

… …
25#include <rxvttoolkit.h> 25#include <rxvttoolkit.h>
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>
31
30#ifndef NO_SLOW_LINK_SUPPORT 32#ifndef NO_SLOW_LINK_SUPPORT
31# include <sys/socket.h> 33# include <sys/socket.h>
32# include <sys/un.h> 34# include <sys/un.h>
33#endif 35#endif
34 36
37#if XFT
38# include <X11/extensions/Xrender.h>
39#endif
40
41const char *const xa_names[] =
42 {
43 "TEXT",
44 "COMPOUND_TEXT",
45 "UTF8_STRING",
46 "MULTIPLE",
47 "TARGETS",
48 "TIMESTAMP",
49 "VT_SELECTION",
50 "INCR",
51 "WM_PROTOCOLS",
52 "WM_DELETE_WINDOW",
53 "CLIPBOARD",
54#if ENABLE_FRILLS
55 "_MOTIF_WM_HINTS",
56#endif
57#if ENABLE_EWMH
58 "_NET_WM_PID",
59 "_NET_WM_NAME",
60 "_NET_WM_ICON_NAME",
61 "_NET_WM_PING",
62#endif
63#if USE_XIM
64 "WM_LOCALE_NAME",
65 "XIM_SERVERS",
66#endif
67#ifdef TRANSPARENT
68 "_XROOTPMAP_ID",
69 "ESETROOT_PMAP_ID",
70#endif
71#if ENABLE_XEMBED
72 "_XEMBED",
73 "_XEMBED_INFO",
74#endif
75 };
76
77/////////////////////////////////////////////////////////////////////////////
78
35refcounted::refcounted (const char *id) 79refcounted::refcounted (const char *id)
36{ 80{
37 this->id = strdup (id); 81 this->id = strdup (id);
38} 82}
39 83
… …
47{ 91{
48 for (T **i = this->begin (); i < this->end (); ++i) 92 for (T **i = this->begin (); i < this->end (); ++i)
49 { 93 {
50 if (!strcmp (id, (*i)->id)) 94 if (!strcmp (id, (*i)->id))
51 { 95 {
52 (*i)->referenced++; 96 ++(*i)->referenced;
97 (*i)->ref_next ();
53 return *i; 98 return *i;
54 } 99 }
55 } 100 }
56 101
57 T *obj = new T (id); 102 T *obj = new T (id);
58 103
59 obj->referenced = 1;
60
61 if (obj && obj->init ()) 104 if (obj && obj->ref_init ())
62 { 105 {
106 obj->referenced = 1;
63 this->push_back (obj); 107 this->push_back (obj);
64 return obj; 108 return obj;
65 } 109 }
66 else 110 else
67 { 111 {
… …
91} 135}
92 136
93///////////////////////////////////////////////////////////////////////////// 137/////////////////////////////////////////////////////////////////////////////
94 138
95#ifdef USE_XIM 139#ifdef USE_XIM
140
96static void 141static void
97#if XIMCB_PROTO_BROKEN 142#if XIMCB_PROTO_BROKEN
98im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 143im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
99#else 144#else
100im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) 145im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3)
… …
107 152
108 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); 153 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim));
109 display->im_change_cb (); 154 display->im_change_cb ();
110} 155}
111 156
157bool
112bool rxvt_xim::init () 158rxvt_xim::ref_init ()
113{ 159{
114 display = GET_R->display; //HACK: TODO 160 display = GET_R->display; //HACK: TODO
115 161
116 xim = XOpenIM (display->display, NULL, NULL, NULL); 162 xim = XOpenIM (display->display, NULL, NULL, NULL);
117 163
… …
130rxvt_xim::~rxvt_xim () 176rxvt_xim::~rxvt_xim ()
131{ 177{
132 if (xim) 178 if (xim)
133 XCloseIM (xim); 179 XCloseIM (xim);
134} 180}
181
135#endif 182#endif
183
184/////////////////////////////////////////////////////////////////////////////
185
186void
187rxvt_screen::set (rxvt_display *disp)
188{
189 display = disp;
190 xdisp = disp->display;
191
192 Screen *screen = ScreenOfDisplay (xdisp, disp->screen);
193
194 depth = DefaultDepthOfScreen (screen);
195 visual = DefaultVisualOfScreen (screen);
196 cmap = DefaultColormapOfScreen (screen);
197}
198
199void
200rxvt_screen::set (rxvt_display *disp, int bitdepth)
201{
202 set (disp);
203
204#if XFT
205 XVisualInfo vinfo;
206
207 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))
208 {
209 depth = bitdepth;
210 visual = vinfo.visual;
211 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);
212 }
213#endif
214}
215
216void
217rxvt_screen::clear ()
218{
219 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen)))
220 XFreeColormap (xdisp, cmap);
221}
136 222
137///////////////////////////////////////////////////////////////////////////// 223/////////////////////////////////////////////////////////////////////////////
138 224
139rxvt_display::rxvt_display (const char *id) 225rxvt_display::rxvt_display (const char *id)
140: refcounted (id) 226: refcounted (id)
141, x_ev (this, &rxvt_display::x_cb) 227, x_ev (this, &rxvt_display::x_cb)
142, selection_owner (0) 228, selection_owner (0)
143{ 229{
144} 230}
145 231
232XrmDatabase
233rxvt_display::get_resources ()
234{
235 char *homedir = (char *)getenv ("HOME");
236 char fname[1024];
237
238 /*
239 * get resources using the X library function
240 */
241 char *displayResource, *xe;
242 XrmDatabase database, rdb1;
243
244 database = NULL;
245
246 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
247
248 // 6. System wide per application default file.
249
250 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
251 if ((xe = (char *)getenv ("XAPPLRESDIR")))
252 {
253 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
254
255 if ((rdb1 = XrmGetFileDatabase (fname)))
256 XrmMergeDatabases (rdb1, &database);
257 }
258
259 // 5. User's per application default file.
260 // none
261
262 // 4. User's defaults file.
263 /* Get any Xserver defaults */
264 displayResource = XResourceManagerString (display);
265
266 if (displayResource != NULL)
267 {
268 if ((rdb1 = XrmGetStringDatabase (displayResource)))
269 XrmMergeDatabases (rdb1, &database);
270 }
271 else if (homedir)
272 {
273 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
274
275 if ((rdb1 = XrmGetFileDatabase (fname)))
276 XrmMergeDatabases (rdb1, &database);
277 }
278
279 /* Get screen specific resources */
280 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen));
281
282 if (displayResource != NULL)
283 {
284 if ((rdb1 = XrmGetStringDatabase (displayResource)))
285 /* Merge with screen-independent resources */
286 XrmMergeDatabases (rdb1, &database);
287
288 XFree (displayResource);
289 }
290
291 // 3. User's per host defaults file
292 /* Add in XENVIRONMENT file */
293 if ((xe = (char *)getenv ("XENVIRONMENT"))
294 && (rdb1 = XrmGetFileDatabase (xe)))
295 XrmMergeDatabases (rdb1, &database);
296 else if (homedir)
297 {
298 struct utsname un;
299
300 if (!uname (&un))
301 {
302 snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename);
303
304 if ((rdb1 = XrmGetFileDatabase (fname)))
305 XrmMergeDatabases (rdb1, &database);
306 }
307 }
308
309 return database;
310}
311
146bool rxvt_display::init () 312bool rxvt_display::ref_init ()
147{ 313{
148#ifdef LOCAL_X_IS_UNIX 314#ifdef LOCAL_X_IS_UNIX
149 if (id[0] == ':') 315 if (id[0] == ':')
150 { 316 {
151 val = rxvt_malloc (5 + strlen (id) + 1); 317 val = rxvt_malloc (5 + strlen (id) + 1);
… …
164 if (!display) 330 if (!display)
165 return false; 331 return false;
166 332
167 screen = DefaultScreen (display); 333 screen = DefaultScreen (display);
168 root = DefaultRootWindow (display); 334 root = DefaultRootWindow (display);
169 visual = DefaultVisual (display, screen);
170 cmap = DefaultColormap (display, screen);
171 depth = DefaultDepth (display, screen);
172 335
173 int fd = XConnectionNumber (display); 336 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
337 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa);
174 338
175#ifndef NO_SLOW_LINK_SUPPORT 339 XrmSetDatabase (display, get_resources ());
176 // try to detect wether we have a local connection.
177 // assume unix domains socket == local, everything else not
178 // TODO: might want to check for inet/127.0.0.1
179 is_local = 0;
180 sockaddr_un sa;
181 socklen_t sl = sizeof (sa);
182
183 if (!getsockname (fd, (sockaddr *)&sa, &sl))
184 is_local = sa.sun_family == AF_LOCAL;
185#endif
186 340
187#ifdef POINTER_BLANK 341#ifdef POINTER_BLANK
188 XColor blackcolour; 342 XColor blackcolour;
189 blackcolour.red = 0; 343 blackcolour.red = 0;
190 blackcolour.green = 0; 344 blackcolour.green = 0;
… …
193 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 347 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ',
194 &blackcolour, &blackcolour); 348 &blackcolour, &blackcolour);
195 XUnloadFont (display, f); 349 XUnloadFont (display, f);
196#endif 350#endif
197 351
198#ifdef PREFER_24BIT 352 int fd = XConnectionNumber (display);
199 /*
200 * If depth is not 24, look for a 24bit visual.
201 */
202 if (depth != 24)
203 {
204 XVisualInfo vinfo;
205 353
206 if (XMatchVisualInfo (display, screen, 24, TrueColor, &vinfo)) 354#ifndef NO_SLOW_LINK_SUPPORT
207 { 355 // try to detect wether we have a local connection.
208 depth = 24; 356 // assume unix domains socket == local, everything else not
209 visual = vinfo.visual; 357 // TODO: might want to check for inet/127.0.0.1
210 cmap = XCreateColormap (display, 358 is_local = 0;
211 RootWindow (display, screen), 359 sockaddr_un sa;
212 visual, AllocNone); 360 socklen_t sl = sizeof (sa);
213 } 361
214 } 362 if (!getsockname (fd, (sockaddr *)&sa, &sl))
363 is_local = sa.sun_family == AF_LOCAL;
215#endif 364#endif
216 365
217 x_ev.start (fd, EVENT_READ); 366 x_ev.start (fd, EVENT_READ);
218 fcntl (fd, F_SETFD, FD_CLOEXEC); 367 fcntl (fd, F_SETFD, FD_CLOEXEC);
219 368
220 XSelectInput (display, root, PropertyChangeMask); 369 XSelectInput (display, root, PropertyChangeMask);
221#ifdef USE_XIM
222 xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0);
223#endif
224 370
225 flush (); 371 flush ();
226 372
227 return true; 373 return true;
228} 374}
229 375
376void
377rxvt_display::ref_next ()
378{
379 // TODO: somehow check wether the database files/resources changed
380 // before re-loading/parsing
381 XrmDestroyDatabase (XrmGetDatabase (display));
382 XrmSetDatabase (display, get_resources ());
383}
384
230rxvt_display::~rxvt_display () 385rxvt_display::~rxvt_display ()
231{ 386{
387 if (!display)
388 return;
389
390#ifdef POINTER_BLANK
391 XFreeCursor (display, blank_cursor);
392#endif
232 x_ev.stop (); 393 x_ev.stop ();
233#ifdef USE_XIM 394#ifdef USE_XIM
234 xims.clear (); 395 xims.clear ();
235#endif 396#endif
236
237 if (display)
238 XCloseDisplay (display); 397 XCloseDisplay (display);
239} 398}
240 399
241#ifdef USE_XIM 400#ifdef USE_XIM
242void rxvt_display::im_change_cb () 401void rxvt_display::im_change_cb ()
243{ 402{
… …
251 // registers, as xlib crashes due to a race otherwise. 410 // registers, as xlib crashes due to a race otherwise.
252 Atom actual_type, *atoms; 411 Atom actual_type, *atoms;
253 int actual_format; 412 int actual_format;
254 unsigned long nitems, bytes_after; 413 unsigned long nitems, bytes_after;
255 414
256 if (XGetWindowProperty (display, root, xa_xim_servers, 0L, 1000000L, 415 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
257 False, XA_ATOM, &actual_type, &actual_format, 416 False, XA_ATOM, &actual_type, &actual_format,
258 &nitems, &bytes_after, (unsigned char **)&atoms) 417 &nitems, &bytes_after, (unsigned char **)&atoms)
259 != Success ) 418 != Success )
260 return; 419 return;
261 420
… …
279 XNextEvent (display, &xev); 438 XNextEvent (display, &xev);
280 439
281#ifdef USE_XIM 440#ifdef USE_XIM
282 if (!XFilterEvent (&xev, None)) 441 if (!XFilterEvent (&xev, None))
283 { 442 {
284
285 if (xev.type == PropertyNotify 443 if (xev.type == PropertyNotify
286 && xev.xany.window == root 444 && xev.xany.window == root
287 && xev.xproperty.atom == xa_xim_servers) 445 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
288 im_change_check (); 446 im_change_check ();
289#endif 447#endif
290 for (int i = xw.size (); i--; ) 448 for (int i = xw.size (); i--; )
291 { 449 {
292 if (!xw[i]) 450 if (!xw[i])
… …
382refcache<rxvt_display> displays; 540refcache<rxvt_display> displays;
383 541
384///////////////////////////////////////////////////////////////////////////// 542/////////////////////////////////////////////////////////////////////////////
385 543
386bool 544bool
387rxvt_color::set (rxvt_display *display, Pixel p) 545rxvt_color::set (rxvt_screen *screen, const char *name)
388{ 546{
389#if XFT 547#if XFT
390 XColor xc; 548 int l = strlen (name);
549 rxvt_rgba r;
550 char eos;
551 int mult;
391 552
392 xc.pixel = p; 553 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
393 if (!XQueryColor (display->display, display->cmap, &xc)) 554 mult = rxvt_rgba::MAX_CC / 0x000f;
394 return false; 555 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
556 mult = rxvt_rgba::MAX_CC / 0x00ff;
557 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
558 mult = rxvt_rgba::MAX_CC / 0xffff;
559 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
560 mult = rxvt_rgba::MAX_CC / 0xffff;
561 else
562 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
395 563
396 XRenderColor d; 564 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
397 565 return set (screen, r);
398 d.red = xc.red;
399 d.green = xc.green;
400 d.blue = xc.blue;
401 d.alpha = 0xffff;
402
403 return
404 XftColorAllocValue (display->display,
405 display->visual,
406 display->cmap,
407 &d, &c);
408#else
409 this->p = p;
410#endif
411
412 return true;
413}
414
415bool
416rxvt_color::set (rxvt_display *display, const char *name)
417{
418#if XFT
419 return XftColorAllocName (display->display, display->visual, display->cmap,
420 name, &c);
421#else 566#else
422 XColor xc; 567 XColor xc;
423 568
424 if (XParseColor (display->display, display->cmap, name, &xc)) 569 if (XParseColor (screen->xdisp, screen->cmap, name, &xc))
425 return set (display, xc.red, xc.green, xc.blue); 570 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue));
426 571
427 return false; 572 return false;
428#endif 573#endif
429} 574}
430 575
431bool 576bool
432rxvt_color::set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb) 577rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)
433{ 578{
579#if XFT
580 XRenderPictFormat *format;
581
582 // FUCKING Xft gets it wrong, of course, so work around it
583 // transparency users should eat shit and die, and then
584 // XRenderQueryPictIndexValues themselves plenty.
585 if (screen->visual->c_class == TrueColor
586 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
587 {
588 // the fun lies in doing everything manually...
589 c.color.red = rgba.r;
590 c.color.green = rgba.g;
591 c.color.blue = rgba.b;
592 c.color.alpha = rgba.a;
593
594 c.pixel = ((rgba.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red )
595 | ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green)
596 | ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue )
597 | ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha);
598
599 return true;
600 }
601 else
602 {
603 XRenderColor d;
604
605 d.red = rgba.r;
606 d.green = rgba.g;
607 d.blue = rgba.b;
608 d.alpha = rgba.a;
609
610 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c);
611 }
612
613 return false;
614#else
434 XColor xc; 615 XColor xc;
435 616
436 xc.red = cr; 617 xc.red = rgba.r;
437 xc.green = cg; 618 xc.green = rgba.g;
438 xc.blue = cb; 619 xc.blue = rgba.b;
439 xc.flags = DoRed | DoGreen | DoBlue; 620 xc.flags = DoRed | DoGreen | DoBlue;
440 621
441 if (XAllocColor (display->display, display->cmap, &xc)) 622 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
442 return set (display, xc.pixel); 623 {
624 p = xc.pixel;
625 return true;
626 }
443 627
444 return false; 628 return false;
629#endif
445} 630}
446 631
447void 632void
448rxvt_color::get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb) 633rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
449{ 634{
450#if XFT 635#if XFT
451 cr = c.color.red; 636 rgba.r = c.color.red;
452 cg = c.color.green; 637 rgba.g = c.color.green;
453 cb = c.color.blue; 638 rgba.b = c.color.blue;
639 rgba.a = c.color.alpha;
454#else 640#else
455 XColor c; 641 XColor c;
456 642
457 c.pixel = p; 643 c.pixel = p;
458 XQueryColor (display->display, display->cmap, &c); 644 XQueryColor (screen->xdisp, screen->cmap, &c);
459 645
460 cr = c.red; 646 rgba.r = c.red;
461 cg = c.green; 647 rgba.g = c.green;
462 cb = c.blue; 648 rgba.b = c.blue;
649 rgba.a = rxvt_rgba::MAX_CC;
463#endif 650#endif
464} 651}
465 652
466void 653void
467rxvt_color::free (rxvt_display *display) 654rxvt_color::free (rxvt_screen *screen)
468{ 655{
469#if XFT 656#if XFT
470 XftColorFree (display->display, display->visual, display->cmap, &c); 657 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
471#else 658#else
472 XFreeColors (display->display, display->cmap, &p, 1, AllPlanes); 659 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes);
473#endif 660#endif
474} 661}
475 662
476rxvt_color 663rxvt_color
477rxvt_color::fade (rxvt_display *display, int percent) 664rxvt_color::fade (rxvt_screen *screen, int percent)
478{ 665{
479 percent = 100 - percent;
480
481 unsigned short cr, cg, cb;
482 rxvt_color faded; 666 rxvt_color faded;
483 667
484 get (display, cr, cg, cb); 668 rxvt_rgba c;
669 get (screen, c);
485 670
486 faded.set ( 671 c.r = lerp (0, c.r, percent);
487 display, 672 c.g = lerp (0, c.g, percent);
488 cr * percent / 100, 673 c.b = lerp (0, c.b, percent);
489 cg * percent / 100, 674
490 cb * percent / 100 675 faded.set (screen, c);
491 );
492 676
493 return faded; 677 return faded;
494} 678}
495 679
496#define LERP(a,b,p) (a * p + b * (100 - p)) / 100
497
498rxvt_color 680rxvt_color
499rxvt_color::fade (rxvt_display *display, int percent, rxvt_color &fadeto) 681rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto)
500{ 682{
501 percent = 100 - percent; 683 rxvt_rgba c, fc;
502
503 unsigned short cr, cg, cb;
504 unsigned short fcr, fcg, fcb;
505 rxvt_color faded; 684 rxvt_color faded;
506 685
507 get (display, cr, cg, cb); 686 get (screen, c);
508 fadeto.get(display, fcr, fcg, fcb); 687 fadeto.get (screen, fc);
509 688
510 faded.set ( 689 faded.set (
511 display, 690 screen,
691 rxvt_rgba (
512 LERP (cr, fcr, percent), 692 lerp (fc.r, c.r, percent),
513 LERP (cg, fcg, percent), 693 lerp (fc.g, c.g, percent),
514 LERP (cb, fcb, percent) 694 lerp (fc.b, c.b, percent),
695 lerp (fc.a, c.a, percent)
696 )
515 ); 697 );
516 698
517 return faded; 699 return faded;
518} 700}
519 701

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