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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.21 by root, Sun Jan 8 07:55:36 2006 UTC vs.
Revision 1.32 by root, Sun Jan 29 22:30:21 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
232#ifdef POINTER_BLANK 390#ifdef POINTER_BLANK
233 XFreeCursor (display, blank_cursor); 391 XFreeCursor (display, blank_cursor);
234#endif 392#endif
235 x_ev.stop (); 393 x_ev.stop ();
236#ifdef USE_XIM 394#ifdef USE_XIM
237 xims.clear (); 395 xims.clear ();
238#endif 396#endif
239
240 if (display)
241 XCloseDisplay (display); 397 XCloseDisplay (display);
242} 398}
243 399
244#ifdef USE_XIM 400#ifdef USE_XIM
245void rxvt_display::im_change_cb () 401void rxvt_display::im_change_cb ()
246{ 402{
… …
254 // registers, as xlib crashes due to a race otherwise. 410 // registers, as xlib crashes due to a race otherwise.
255 Atom actual_type, *atoms; 411 Atom actual_type, *atoms;
256 int actual_format; 412 int actual_format;
257 unsigned long nitems, bytes_after; 413 unsigned long nitems, bytes_after;
258 414
259 if (XGetWindowProperty (display, root, xa_xim_servers, 0L, 1000000L, 415 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
260 False, XA_ATOM, &actual_type, &actual_format, 416 False, XA_ATOM, &actual_type, &actual_format,
261 &nitems, &bytes_after, (unsigned char **)&atoms) 417 &nitems, &bytes_after, (unsigned char **)&atoms)
262 != Success ) 418 != Success )
263 return; 419 return;
264 420
… …
284#ifdef USE_XIM 440#ifdef USE_XIM
285 if (!XFilterEvent (&xev, None)) 441 if (!XFilterEvent (&xev, None))
286 { 442 {
287 if (xev.type == PropertyNotify 443 if (xev.type == PropertyNotify
288 && xev.xany.window == root 444 && xev.xany.window == root
289 && xev.xproperty.atom == xa_xim_servers) 445 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
290 im_change_check (); 446 im_change_check ();
291#endif 447#endif
292 for (int i = xw.size (); i--; ) 448 for (int i = xw.size (); i--; )
293 { 449 {
294 if (!xw[i]) 450 if (!xw[i])
… …
384refcache<rxvt_display> displays; 540refcache<rxvt_display> displays;
385 541
386///////////////////////////////////////////////////////////////////////////// 542/////////////////////////////////////////////////////////////////////////////
387 543
388bool 544bool
389rxvt_color::set (rxvt_display *display, Pixel p) 545rxvt_color::set (rxvt_screen *screen, const char *name)
390{ 546{
391#if XFT 547#if XFT
392 XColor xc; 548 int l = strlen (name);
549 rxvt_rgba r;
550 char eos;
551 int mult;
393 552
394 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))
395 if (!XQueryColor (display->display, display->cmap, &xc)) 554 mult = rxvt_rgba::MAX_CC / 0x000f;
396 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);
397 563
398 XRenderColor d; 564 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
399 565 return set (screen, r);
400 d.red = xc.red;
401 d.green = xc.green;
402 d.blue = xc.blue;
403 d.alpha = 0xffff;
404
405 return
406 XftColorAllocValue (display->display,
407 display->visual,
408 display->cmap,
409 &d, &c);
410#else
411 this->p = p;
412#endif
413
414 return true;
415}
416
417bool
418rxvt_color::set (rxvt_display *display, const char *name)
419{
420#if XFT
421 return XftColorAllocName (display->display, display->visual, display->cmap,
422 name, &c);
423#else 566#else
424 XColor xc; 567 XColor xc;
425 568
426 if (XParseColor (display->display, display->cmap, name, &xc)) 569 if (XParseColor (screen->xdisp, screen->cmap, name, &xc))
427 return set (display, xc.red, xc.green, xc.blue); 570 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue));
428 571
429 return false; 572 return false;
430#endif 573#endif
431} 574}
432 575
433bool 576bool
434rxvt_color::set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb) 577rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)
435{ 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
436 XColor xc; 615 XColor xc;
437 616
438 xc.red = cr; 617 xc.red = rgba.r;
439 xc.green = cg; 618 xc.green = rgba.g;
440 xc.blue = cb; 619 xc.blue = rgba.b;
441 xc.flags = DoRed | DoGreen | DoBlue; 620 xc.flags = DoRed | DoGreen | DoBlue;
442 621
443 if (XAllocColor (display->display, display->cmap, &xc)) 622 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
444 return set (display, xc.pixel); 623 {
624 p = xc.pixel;
625 return true;
626 }
445 627
446 return false; 628 return false;
629#endif
447} 630}
448 631
449void 632void
450rxvt_color::get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb) 633rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
451{ 634{
452#if XFT 635#if XFT
453 cr = c.color.red; 636 rgba.r = c.color.red;
454 cg = c.color.green; 637 rgba.g = c.color.green;
455 cb = c.color.blue; 638 rgba.b = c.color.blue;
639 rgba.a = c.color.alpha;
456#else 640#else
457 XColor c; 641 XColor c;
458 642
459 c.pixel = p; 643 c.pixel = p;
460 XQueryColor (display->display, display->cmap, &c); 644 XQueryColor (screen->xdisp, screen->cmap, &c);
461 645
462 cr = c.red; 646 rgba.r = c.red;
463 cg = c.green; 647 rgba.g = c.green;
464 cb = c.blue; 648 rgba.b = c.blue;
649 rgba.a = rxvt_rgba::MAX_CC;
465#endif 650#endif
466} 651}
467 652
468void 653void
469rxvt_color::free (rxvt_display *display) 654rxvt_color::free (rxvt_screen *screen)
470{ 655{
471#if XFT 656#if XFT
472 XftColorFree (display->display, display->visual, display->cmap, &c); 657 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
473#else 658#else
474 XFreeColors (display->display, display->cmap, &p, 1, AllPlanes); 659 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes);
475#endif 660#endif
476} 661}
477 662
478rxvt_color 663rxvt_color
479rxvt_color::fade (rxvt_display *display, int percent) 664rxvt_color::fade (rxvt_screen *screen, int percent)
480{ 665{
481 percent = 100 - percent;
482
483 unsigned short cr, cg, cb;
484 rxvt_color faded; 666 rxvt_color faded;
485 667
486 get (display, cr, cg, cb); 668 rxvt_rgba c;
669 get (screen, c);
487 670
488 faded.set ( 671 c.r = lerp (0, c.r, percent);
489 display, 672 c.g = lerp (0, c.g, percent);
490 cr * percent / 100, 673 c.b = lerp (0, c.b, percent);
491 cg * percent / 100, 674
492 cb * percent / 100 675 faded.set (screen, c);
493 );
494 676
495 return faded; 677 return faded;
496} 678}
497 679
498#define LERP(a,b,p) (a * p + b * (100 - p)) / 100
499
500rxvt_color 680rxvt_color
501rxvt_color::fade (rxvt_display *display, int percent, rxvt_color &fadeto) 681rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto)
502{ 682{
503 percent = 100 - percent; 683 rxvt_rgba c, fc;
504
505 unsigned short cr, cg, cb;
506 unsigned short fcr, fcg, fcb;
507 rxvt_color faded; 684 rxvt_color faded;
508 685
509 get (display, cr, cg, cb); 686 get (screen, c);
510 fadeto.get(display, fcr, fcg, fcb); 687 fadeto.get (screen, fc);
511 688
512 faded.set ( 689 faded.set (
513 display, 690 screen,
691 rxvt_rgba (
514 LERP (cr, fcr, percent), 692 lerp (fc.r, c.r, percent),
515 LERP (cg, fcg, percent), 693 lerp (fc.g, c.g, percent),
516 LERP (cb, fcb, percent) 694 lerp (fc.b, c.b, percent),
695 lerp (fc.a, c.a, percent)
696 )
517 ); 697 );
518 698
519 return faded; 699 return faded;
520} 700}
521 701

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