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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.22 by root, Mon Jan 9 05:08:02 2006 UTC vs.
Revision 1.29 by root, Sun Jan 29 21:45:47 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
37const char *const xa_names[] =
38 {
39 "TEXT",
40 "COMPOUND_TEXT",
41 "UTF8_STRING",
42 "MULTIPLE",
43 "TARGETS",
44 "TIMESTAMP",
45 "VT_SELECTION",
46 "INCR",
47 "WM_PROTOCOLS",
48 "WM_DELETE_WINDOW",
49 "CLIPBOARD",
50#if ENABLE_FRILLS
51 "_MOTIF_WM_HINTS",
52#endif
53#if ENABLE_EWMH
54 "_NET_WM_PID",
55 "_NET_WM_NAME",
56 "_NET_WM_ICON_NAME",
57 "_NET_WM_PING",
58#endif
59#if USE_XIM
60 "WM_LOCALE_NAME",
61 "XIM_SERVERS",
62#endif
63#ifdef TRANSPARENT
64 "_XROOTPMAP_ID",
65 "ESETROOT_PMAP_ID",
66#endif
67#if ENABLE_XEMBED
68 "_XEMBED",
69 "_XEMBED_INFO",
70#endif
71 };
72
73/////////////////////////////////////////////////////////////////////////////
74
35refcounted::refcounted (const char *id) 75refcounted::refcounted (const char *id)
36{ 76{
37 this->id = strdup (id); 77 this->id = strdup (id);
38} 78}
39 79
… …
47{ 87{
48 for (T **i = this->begin (); i < this->end (); ++i) 88 for (T **i = this->begin (); i < this->end (); ++i)
49 { 89 {
50 if (!strcmp (id, (*i)->id)) 90 if (!strcmp (id, (*i)->id))
51 { 91 {
52 (*i)->referenced++; 92 ++(*i)->referenced;
93 (*i)->ref_next ();
53 return *i; 94 return *i;
54 } 95 }
55 } 96 }
56 97
57 T *obj = new T (id); 98 T *obj = new T (id);
58 99
59 obj->referenced = 1;
60
61 if (obj && obj->init ()) 100 if (obj && obj->ref_init ())
62 { 101 {
102 obj->referenced = 1;
63 this->push_back (obj); 103 this->push_back (obj);
64 return obj; 104 return obj;
65 } 105 }
66 else 106 else
67 { 107 {
… …
91} 131}
92 132
93///////////////////////////////////////////////////////////////////////////// 133/////////////////////////////////////////////////////////////////////////////
94 134
95#ifdef USE_XIM 135#ifdef USE_XIM
136
96static void 137static void
97#if XIMCB_PROTO_BROKEN 138#if XIMCB_PROTO_BROKEN
98im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 139im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
99#else 140#else
100im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) 141im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3)
… …
107 148
108 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); 149 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim));
109 display->im_change_cb (); 150 display->im_change_cb ();
110} 151}
111 152
153bool
112bool rxvt_xim::init () 154rxvt_xim::ref_init ()
113{ 155{
114 display = GET_R->display; //HACK: TODO 156 display = GET_R->display; //HACK: TODO
115 157
116 xim = XOpenIM (display->display, NULL, NULL, NULL); 158 xim = XOpenIM (display->display, NULL, NULL, NULL);
117 159
… …
130rxvt_xim::~rxvt_xim () 172rxvt_xim::~rxvt_xim ()
131{ 173{
132 if (xim) 174 if (xim)
133 XCloseIM (xim); 175 XCloseIM (xim);
134} 176}
177
135#endif 178#endif
179
180/////////////////////////////////////////////////////////////////////////////
181
182void
183rxvt_screen::set (rxvt_display *disp)
184{
185 display = disp;
186 xdisp = disp->display;
187
188 Screen *screen = ScreenOfDisplay (xdisp, disp->screen);
189
190 depth = DefaultDepthOfScreen (screen);
191 visual = DefaultVisualOfScreen (screen);
192 cmap = DefaultColormapOfScreen (screen);
193}
194
195void
196rxvt_screen::set (rxvt_display *disp, int bitdepth)
197{
198 set (disp);
199
200 XVisualInfo vinfo;
201
202 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))
203 {
204 depth = bitdepth;
205 visual = vinfo.visual;
206 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);
207 }
208}
209
210void
211rxvt_screen::clear ()
212{
213 if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen)))
214 XFreeColormap (xdisp, cmap);
215}
136 216
137///////////////////////////////////////////////////////////////////////////// 217/////////////////////////////////////////////////////////////////////////////
138 218
139rxvt_display::rxvt_display (const char *id) 219rxvt_display::rxvt_display (const char *id)
140: refcounted (id) 220: refcounted (id)
141, x_ev (this, &rxvt_display::x_cb) 221, x_ev (this, &rxvt_display::x_cb)
142, selection_owner (0) 222, selection_owner (0)
143{ 223{
144} 224}
145 225
226XrmDatabase
227rxvt_display::get_resources ()
228{
229 char *homedir = (char *)getenv ("HOME");
230 char fname[1024];
231
232 /*
233 * get resources using the X library function
234 */
235 char *displayResource, *xe;
236 XrmDatabase database, rdb1;
237
238 database = NULL;
239
240 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
241
242 // 6. System wide per application default file.
243
244 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
245 if ((xe = (char *)getenv ("XAPPLRESDIR")))
246 {
247 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
248
249 if ((rdb1 = XrmGetFileDatabase (fname)))
250 XrmMergeDatabases (rdb1, &database);
251 }
252
253 // 5. User's per application default file.
254 // none
255
256 // 4. User's defaults file.
257 /* Get any Xserver defaults */
258 displayResource = XResourceManagerString (display);
259
260 if (displayResource != NULL)
261 {
262 if ((rdb1 = XrmGetStringDatabase (displayResource)))
263 XrmMergeDatabases (rdb1, &database);
264 }
265 else if (homedir)
266 {
267 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
268
269 if ((rdb1 = XrmGetFileDatabase (fname)))
270 XrmMergeDatabases (rdb1, &database);
271 }
272
273 /* Get screen specific resources */
274 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen));
275
276 if (displayResource != NULL)
277 {
278 if ((rdb1 = XrmGetStringDatabase (displayResource)))
279 /* Merge with screen-independent resources */
280 XrmMergeDatabases (rdb1, &database);
281
282 XFree (displayResource);
283 }
284
285 // 3. User's per host defaults file
286 /* Add in XENVIRONMENT file */
287 if ((xe = (char *)getenv ("XENVIRONMENT"))
288 && (rdb1 = XrmGetFileDatabase (xe)))
289 XrmMergeDatabases (rdb1, &database);
290 else if (homedir)
291 {
292 struct utsname un;
293
294 if (!uname (&un))
295 {
296 snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename);
297
298 if ((rdb1 = XrmGetFileDatabase (fname)))
299 XrmMergeDatabases (rdb1, &database);
300 }
301 }
302
303 return database;
304}
305
146bool rxvt_display::init () 306bool rxvt_display::ref_init ()
147{ 307{
148#ifdef LOCAL_X_IS_UNIX 308#ifdef LOCAL_X_IS_UNIX
149 if (id[0] == ':') 309 if (id[0] == ':')
150 { 310 {
151 val = rxvt_malloc (5 + strlen (id) + 1); 311 val = rxvt_malloc (5 + strlen (id) + 1);
… …
164 if (!display) 324 if (!display)
165 return false; 325 return false;
166 326
167 screen = DefaultScreen (display); 327 screen = DefaultScreen (display);
168 root = DefaultRootWindow (display); 328 root = DefaultRootWindow (display);
169 visual = DefaultVisual (display, screen);
170 cmap = DefaultColormap (display, screen);
171 depth = DefaultDepth (display, screen);
172 329
173 int fd = XConnectionNumber (display); 330 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
331 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa);
174 332
175#ifndef NO_SLOW_LINK_SUPPORT 333 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
186 334
187#ifdef POINTER_BLANK 335#ifdef POINTER_BLANK
188 XColor blackcolour; 336 XColor blackcolour;
189 blackcolour.red = 0; 337 blackcolour.red = 0;
190 blackcolour.green = 0; 338 blackcolour.green = 0;
… …
193 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', 341 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ',
194 &blackcolour, &blackcolour); 342 &blackcolour, &blackcolour);
195 XUnloadFont (display, f); 343 XUnloadFont (display, f);
196#endif 344#endif
197 345
198#ifdef PREFER_24BIT 346 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;
205 347
206 if (XMatchVisualInfo (display, screen, 24, TrueColor, &vinfo)) 348#ifndef NO_SLOW_LINK_SUPPORT
207 { 349 // try to detect wether we have a local connection.
208 depth = 24; 350 // assume unix domains socket == local, everything else not
209 visual = vinfo.visual; 351 // TODO: might want to check for inet/127.0.0.1
210 cmap = XCreateColormap (display, 352 is_local = 0;
211 RootWindow (display, screen), 353 sockaddr_un sa;
212 visual, AllocNone); 354 socklen_t sl = sizeof (sa);
213 } 355
214 } 356 if (!getsockname (fd, (sockaddr *)&sa, &sl))
357 is_local = sa.sun_family == AF_LOCAL;
215#endif 358#endif
216 359
217 x_ev.start (fd, EVENT_READ); 360 x_ev.start (fd, EVENT_READ);
218 fcntl (fd, F_SETFD, FD_CLOEXEC); 361 fcntl (fd, F_SETFD, FD_CLOEXEC);
219 362
220 XSelectInput (display, root, PropertyChangeMask); 363 XSelectInput (display, root, PropertyChangeMask);
221#ifdef USE_XIM
222 xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0);
223#endif
224 364
225 flush (); 365 flush ();
226 366
227 return true; 367 return true;
368}
369
370void
371rxvt_display::ref_next ()
372{
373 // TODO: somehow check wether the database files/resources changed
374 // before re-loading/parsing
375 XrmDestroyDatabase (XrmGetDatabase (display));
376 XrmSetDatabase (display, get_resources ());
228} 377}
229 378
230rxvt_display::~rxvt_display () 379rxvt_display::~rxvt_display ()
231{ 380{
232 if (!display) 381 if (!display)
… …
255 // registers, as xlib crashes due to a race otherwise. 404 // registers, as xlib crashes due to a race otherwise.
256 Atom actual_type, *atoms; 405 Atom actual_type, *atoms;
257 int actual_format; 406 int actual_format;
258 unsigned long nitems, bytes_after; 407 unsigned long nitems, bytes_after;
259 408
260 if (XGetWindowProperty (display, root, xa_xim_servers, 0L, 1000000L, 409 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
261 False, XA_ATOM, &actual_type, &actual_format, 410 False, XA_ATOM, &actual_type, &actual_format,
262 &nitems, &bytes_after, (unsigned char **)&atoms) 411 &nitems, &bytes_after, (unsigned char **)&atoms)
263 != Success ) 412 != Success )
264 return; 413 return;
265 414
… …
285#ifdef USE_XIM 434#ifdef USE_XIM
286 if (!XFilterEvent (&xev, None)) 435 if (!XFilterEvent (&xev, None))
287 { 436 {
288 if (xev.type == PropertyNotify 437 if (xev.type == PropertyNotify
289 && xev.xany.window == root 438 && xev.xany.window == root
290 && xev.xproperty.atom == xa_xim_servers) 439 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
291 im_change_check (); 440 im_change_check ();
292#endif 441#endif
293 for (int i = xw.size (); i--; ) 442 for (int i = xw.size (); i--; )
294 { 443 {
295 if (!xw[i]) 444 if (!xw[i])
… …
385refcache<rxvt_display> displays; 534refcache<rxvt_display> displays;
386 535
387///////////////////////////////////////////////////////////////////////////// 536/////////////////////////////////////////////////////////////////////////////
388 537
389bool 538bool
390rxvt_color::set (rxvt_display *display, Pixel p) 539rxvt_color::set (rxvt_screen *screen, const char *name)
391{ 540{
392#if XFT 541#if XFT
393 XColor xc; 542 int l = strlen (name);
543 rxvt_rgba r;
544 char eos;
545 int mult;
394 546
395 xc.pixel = p; 547 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
396 if (!XQueryColor (display->display, display->cmap, &xc)) 548 mult = rxvt_rgba::MAX_CC / 0x000f;
397 return false; 549 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
550 mult = rxvt_rgba::MAX_CC / 0x00ff;
551 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
552 mult = rxvt_rgba::MAX_CC / 0xffff;
553 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
554 mult = rxvt_rgba::MAX_CC / 0xffff;
555 else
556 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
398 557
399 XRenderColor d; 558 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
400 559 return set (screen, r);
401 d.red = xc.red;
402 d.green = xc.green;
403 d.blue = xc.blue;
404 d.alpha = 0xffff;
405
406 return
407 XftColorAllocValue (display->display,
408 display->visual,
409 display->cmap,
410 &d, &c);
411#else
412 this->p = p;
413#endif
414
415 return true;
416}
417
418bool
419rxvt_color::set (rxvt_display *display, const char *name)
420{
421#if XFT
422 return XftColorAllocName (display->display, display->visual, display->cmap,
423 name, &c);
424#else 560#else
425 XColor xc; 561 XColor xc;
426 562
427 if (XParseColor (display->display, display->cmap, name, &xc)) 563 if (XParseColor (screen->xdisp, screen->cmap, name, &xc))
428 return set (display, xc.red, xc.green, xc.blue); 564 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue));
429 565
430 return false; 566 return false;
431#endif 567#endif
432} 568}
433 569
434bool 570bool
435rxvt_color::set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb) 571rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)
436{ 572{
573#if XFT
574 XRenderColor d;
575
576 d.red = rgba.r;
577 d.green = rgba.g;
578 d.blue = rgba.b;
579 d.alpha = rgba.a;
580
581 if (XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c))
582 {
583 // FUCKING Xft gets it wrong, of course, fix it for the common case
584 // transparency users should eat shit and die, and then
585 // XRenderQueryPictIndexValues themselves plenty.
586 if (screen->depth == 32
587 && screen->visual->c_class == TrueColor
588 && screen->visual->red_mask == 0x00ff0000
589 && screen->visual->green_mask == 0x0000ff00
590 && screen->visual->blue_mask == 0x000000ff)
591 c.pixel = c.pixel & 0x00ffffffUL | ((rgba.a >> 8) << 24);
592
593 return true;
594 }
595
596 return false;
597#else
437 XColor xc; 598 XColor xc;
438 599
439 xc.red = cr; 600 xc.red = rgba.r;
440 xc.green = cg; 601 xc.green = rgba.g;
441 xc.blue = cb; 602 xc.blue = rgba.b;
442 xc.flags = DoRed | DoGreen | DoBlue; 603 xc.flags = DoRed | DoGreen | DoBlue;
443 604
444 if (XAllocColor (display->display, display->cmap, &xc)) 605 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
445 return set (display, xc.pixel); 606 {
607 p = xc.pixel;
608 return true;
609 }
446 610
447 return false; 611 return false;
612#endif
448} 613}
449 614
450void 615void
451rxvt_color::get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb) 616rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
452{ 617{
453#if XFT 618#if XFT
454 cr = c.color.red; 619 rgba.r = c.color.red;
455 cg = c.color.green; 620 rgba.g = c.color.green;
456 cb = c.color.blue; 621 rgba.b = c.color.blue;
622 rgba.a = c.color.alpha;
457#else 623#else
458 XColor c; 624 XColor c;
459 625
460 c.pixel = p; 626 c.pixel = p;
461 XQueryColor (display->display, display->cmap, &c); 627 XQueryColor (screen->xdisp, screen->cmap, &c);
462 628
463 cr = c.red; 629 rgba.r = c.red;
464 cg = c.green; 630 rgba.g = c.green;
465 cb = c.blue; 631 rgba.b = c.blue;
632 rgba.a = rxvt_rgba::MAX_CC;
466#endif 633#endif
467} 634}
468 635
469void 636void
470rxvt_color::free (rxvt_display *display) 637rxvt_color::free (rxvt_screen *screen)
471{ 638{
472#if XFT 639#if XFT
473 XftColorFree (display->display, display->visual, display->cmap, &c); 640 XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
474#else 641#else
475 XFreeColors (display->display, display->cmap, &p, 1, AllPlanes); 642 XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes);
476#endif 643#endif
477} 644}
478 645
479rxvt_color 646rxvt_color
480rxvt_color::fade (rxvt_display *display, int percent) 647rxvt_color::fade (rxvt_screen *screen, int percent)
481{ 648{
482 percent = 100 - percent;
483
484 unsigned short cr, cg, cb;
485 rxvt_color faded; 649 rxvt_color faded;
486 650
487 get (display, cr, cg, cb); 651 rxvt_rgba c;
652 get (screen, c);
488 653
489 faded.set ( 654 c.r = lerp (0, c.r, percent);
490 display, 655 c.g = lerp (0, c.g, percent);
491 cr * percent / 100, 656 c.b = lerp (0, c.b, percent);
492 cg * percent / 100, 657
493 cb * percent / 100 658 faded.set (screen, c);
494 );
495 659
496 return faded; 660 return faded;
497} 661}
498 662
499#define LERP(a,b,p) (a * p + b * (100 - p)) / 100
500
501rxvt_color 663rxvt_color
502rxvt_color::fade (rxvt_display *display, int percent, rxvt_color &fadeto) 664rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto)
503{ 665{
504 percent = 100 - percent; 666 rxvt_rgba c, fc;
505
506 unsigned short cr, cg, cb;
507 unsigned short fcr, fcg, fcb;
508 rxvt_color faded; 667 rxvt_color faded;
509 668
510 get (display, cr, cg, cb); 669 get (screen, c);
511 fadeto.get(display, fcr, fcg, fcb); 670 fadeto.get (screen, fc);
512 671
513 faded.set ( 672 faded.set (
514 display, 673 screen,
674 rxvt_rgba (
515 LERP (cr, fcr, percent), 675 lerp (fc.r, c.r, percent),
516 LERP (cg, fcg, percent), 676 lerp (fc.g, c.g, percent),
517 LERP (cb, fcb, percent) 677 lerp (fc.b, c.b, percent),
678 lerp (fc.a, c.a, percent)
679 )
518 ); 680 );
519 681
520 return faded; 682 return faded;
521} 683}
522 684

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