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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.10 by root, Wed Dec 29 19:59:46 2004 UTC vs.
Revision 1.25 by root, Wed Jan 25 02:42:06 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 {
… …
82 delete obj; 122 delete obj;
83 } 123 }
84} 124}
85 125
86template<class T> 126template<class T>
87refcache<T>::~refcache () 127void refcache<T>::clear ()
88{ 128{
89 while (this->size ()) 129 while (this->size ())
90 put (*this->begin ()); 130 put (*this->begin ());
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
136 179
137///////////////////////////////////////////////////////////////////////////// 180/////////////////////////////////////////////////////////////////////////////
138 181
139rxvt_display::rxvt_display (const char *id) 182rxvt_display::rxvt_display (const char *id)
… …
141, x_ev (this, &rxvt_display::x_cb) 184, x_ev (this, &rxvt_display::x_cb)
142, selection_owner (0) 185, selection_owner (0)
143{ 186{
144} 187}
145 188
189XrmDatabase
190rxvt_display::get_resources ()
191{
192 char *homedir = (char *)getenv ("HOME");
193 char fname[1024];
194
195 /*
196 * get resources using the X library function
197 */
198 char *displayResource, *xe;
199 XrmDatabase database, rdb1;
200
201 database = NULL;
202
203 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
204
205 // 6. System wide per application default file.
206
207 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
208 if ((xe = (char *)getenv ("XAPPLRESDIR")))
209 {
210 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
211
212 if ((rdb1 = XrmGetFileDatabase (fname)))
213 XrmMergeDatabases (rdb1, &database);
214 }
215
216 // 5. User's per application default file.
217 // none
218
219 // 4. User's defaults file.
220 /* Get any Xserver defaults */
221 displayResource = XResourceManagerString (display);
222
223 if (displayResource != NULL)
224 {
225 if ((rdb1 = XrmGetStringDatabase (displayResource)))
226 XrmMergeDatabases (rdb1, &database);
227 }
228 else if (homedir)
229 {
230 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
231
232 if ((rdb1 = XrmGetFileDatabase (fname)))
233 XrmMergeDatabases (rdb1, &database);
234 }
235
236 /* Get screen specific resources */
237 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen));
238
239 if (displayResource != NULL)
240 {
241 if ((rdb1 = XrmGetStringDatabase (displayResource)))
242 /* Merge with screen-independent resources */
243 XrmMergeDatabases (rdb1, &database);
244
245 XFree (displayResource);
246 }
247
248 // 3. User's per host defaults file
249 /* Add in XENVIRONMENT file */
250 if ((xe = (char *)getenv ("XENVIRONMENT"))
251 && (rdb1 = XrmGetFileDatabase (xe)))
252 XrmMergeDatabases (rdb1, &database);
253 else if (homedir)
254 {
255 struct utsname un;
256
257 if (!uname (&un))
258 {
259 snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename);
260
261 if ((rdb1 = XrmGetFileDatabase (fname)))
262 XrmMergeDatabases (rdb1, &database);
263 }
264 }
265
266 return database;
267}
268
146bool rxvt_display::init () 269bool rxvt_display::ref_init ()
147{ 270{
271#ifdef LOCAL_X_IS_UNIX
272 if (id[0] == ':')
273 {
274 val = rxvt_malloc (5 + strlen (id) + 1);
275 strcpy (val, "unix/");
276 strcat (val, id);
277 display = XOpenDisplay (val);
278 free (val);
279 }
280 else
281#endif
282 display = 0;
283
284 if (!display)
148 display = XOpenDisplay (id); 285 display = XOpenDisplay (id);
149 286
150 if (!display) 287 if (!display)
151 return false; 288 return false;
152 289
153 screen = DefaultScreen (display); 290 screen = DefaultScreen (display);
154 root = DefaultRootWindow (display); 291 root = DefaultRootWindow (display);
155 visual = DefaultVisual (display, screen); 292 visual = DefaultVisual (display, screen);
156 cmap = DefaultColormap (display, screen); 293 cmap = DefaultColormap (display, screen);
157 depth = DefaultDepth (display, screen); 294 depth = DefaultDepth (display, screen);
158 295
159 int fd = XConnectionNumber (display); 296 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
297 XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa);
160 298
161#ifndef NO_SLOW_LINK_SUPPORT 299 XrmSetDatabase (display, get_resources ());
162 // try to detetc wether we have a local connection.
163 // assume unix domains socket == local, everything else not
164 // TODO: might want to check for inet/127.0.0.1
165 is_local = 0;
166 sockaddr_un sa;
167 socklen_t sl = sizeof (sa);
168 300
169 if (!getsockname (fd, (sockaddr *)&sa, &sl)) 301#ifdef POINTER_BLANK
170 is_local = sa.sun_family == AF_LOCAL; 302 XColor blackcolour;
303 blackcolour.red = 0;
304 blackcolour.green = 0;
305 blackcolour.blue = 0;
306 Font f = XLoadFont (display, "fixed");
307 blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ',
308 &blackcolour, &blackcolour);
309 XUnloadFont (display, f);
171#endif 310#endif
172 311
173#ifdef PREFER_24BIT 312#ifdef PREFER_24BIT
174 /* 313 /*
175 * If depth is not 24, look for a 24bit visual. 314 * If depth is not 24, look for a 24bit visual.
… …
187 visual, AllocNone); 326 visual, AllocNone);
188 } 327 }
189 } 328 }
190#endif 329#endif
191 330
331 int fd = XConnectionNumber (display);
332
333#ifndef NO_SLOW_LINK_SUPPORT
334 // try to detect wether we have a local connection.
335 // assume unix domains socket == local, everything else not
336 // TODO: might want to check for inet/127.0.0.1
337 is_local = 0;
338 sockaddr_un sa;
339 socklen_t sl = sizeof (sa);
340
341 if (!getsockname (fd, (sockaddr *)&sa, &sl))
342 is_local = sa.sun_family == AF_LOCAL;
343#endif
344
192 x_ev.start (fd, EVENT_READ); 345 x_ev.start (fd, EVENT_READ);
193 fcntl (fd, F_SETFD, FD_CLOEXEC); 346 fcntl (fd, F_SETFD, FD_CLOEXEC);
194 347
195 XSelectInput (display, root, PropertyChangeMask); 348 XSelectInput (display, root, PropertyChangeMask);
349
350 flush ();
351
352 return true;
353}
354
355void
356rxvt_display::ref_next ()
357{
358 // TODO: somehow check wether the database files/resources changed
359 // before re-loading/parsing
360 XrmDestroyDatabase (XrmGetDatabase (display));
361 XrmSetDatabase (display, get_resources ());
362}
363
364rxvt_display::~rxvt_display ()
365{
366 if (!display)
367 return;
368
369#ifdef POINTER_BLANK
370 XFreeCursor (display, blank_cursor);
371#endif
372 x_ev.stop ();
196#ifdef USE_XIM 373#ifdef USE_XIM
197 xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0); 374 xims.clear ();
198#endif 375#endif
199
200 flush ();
201
202 return true;
203}
204
205rxvt_display::~rxvt_display ()
206{
207 x_ev.stop ();
208
209 if (display)
210 XCloseDisplay (display); 376 XCloseDisplay (display);
211} 377}
212 378
213#ifdef USE_XIM 379#ifdef USE_XIM
214void rxvt_display::im_change_cb () 380void rxvt_display::im_change_cb ()
215{ 381{
… …
217 (*i)->call (); 383 (*i)->call ();
218} 384}
219 385
220void rxvt_display::im_change_check () 386void rxvt_display::im_change_check ()
221{ 387{
222 // make sure we only call im_change_cb when a new input method 388 // try to only call im_change_cb when a new input method
223 // registers, as xlib crashes due to a race otherwise. 389 // registers, as xlib crashes due to a race otherwise.
224 Atom actual_type, *atoms; 390 Atom actual_type, *atoms;
225 int actual_format; 391 int actual_format;
226 unsigned long nitems, bytes_after; 392 unsigned long nitems, bytes_after;
227 393
228 if (XGetWindowProperty (display, root, xa_xim_servers, 0L, 1000000L, 394 if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
229 False, XA_ATOM, &actual_type, &actual_format, 395 False, XA_ATOM, &actual_type, &actual_format,
230 &nitems, &bytes_after, (unsigned char **)&atoms) 396 &nitems, &bytes_after, (unsigned char **)&atoms)
231 != Success ) 397 != Success )
232 return; 398 return;
233 399
… …
251 XNextEvent (display, &xev); 417 XNextEvent (display, &xev);
252 418
253#ifdef USE_XIM 419#ifdef USE_XIM
254 if (!XFilterEvent (&xev, None)) 420 if (!XFilterEvent (&xev, None))
255 { 421 {
256
257 if (xev.type == PropertyNotify 422 if (xev.type == PropertyNotify
258 && xev.xany.window == root 423 && xev.xany.window == root
259 && xev.xproperty.atom == xa_xim_servers) 424 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
260 im_change_check (); 425 im_change_check ();
261#endif 426#endif
262 for (int i = xw.size (); i--; ) 427 for (int i = xw.size (); i--; )
263 { 428 {
264 if (!xw[i]) 429 if (!xw[i])
… …
446} 611}
447 612
448rxvt_color 613rxvt_color
449rxvt_color::fade (rxvt_display *display, int percent) 614rxvt_color::fade (rxvt_display *display, int percent)
450{ 615{
616 percent = 100 - percent;
617
451 unsigned short cr, cg, cb; 618 unsigned short cr, cg, cb;
452 rxvt_color faded; 619 rxvt_color faded;
453 620
454 get (display, cr, cg, cb); 621 get (display, cr, cg, cb);
622
455 faded.set (display, 623 faded.set (
624 display,
456 cr * percent / 100, 625 cr * percent / 100,
457 cg * percent / 100, 626 cg * percent / 100,
458 cb * percent / 100); 627 cb * percent / 100
628 );
459 629
460 return faded; 630 return faded;
461} 631}
462 632
633#define LERP(a,b,p) (a * p + b * (100 - p)) / 100
634
635rxvt_color
636rxvt_color::fade (rxvt_display *display, int percent, rxvt_color &fadeto)
637{
638 percent = 100 - percent;
639
640 unsigned short cr, cg, cb;
641 unsigned short fcr, fcg, fcb;
642 rxvt_color faded;
643
644 get (display, cr, cg, cb);
645 fadeto.get(display, fcr, fcg, fcb);
646
647 faded.set (
648 display,
649 LERP (cr, fcr, percent),
650 LERP (cg, fcg, percent),
651 LERP (cb, fcb, percent)
652 );
653
654 return faded;
655}
656

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