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/cvs/rxvt-unicode/src/rxvttoolkit.C
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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.15 by root, Wed Jul 13 00:51:25 2005 UTC vs.
Revision 1.24 by root, Wed Jan 25 00:42:21 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
47{ 49{
48 for (T **i = this->begin (); i < this->end (); ++i) 50 for (T **i = this->begin (); i < this->end (); ++i)
49 { 51 {
50 if (!strcmp (id, (*i)->id)) 52 if (!strcmp (id, (*i)->id))
51 { 53 {
52 (*i)->referenced++; 54 ++(*i)->referenced;
55 (*i)->ref_next ();
53 return *i; 56 return *i;
54 } 57 }
55 } 58 }
56 59
57 T *obj = new T (id); 60 T *obj = new T (id);
58 61
59 obj->referenced = 1;
60
61 if (obj && obj->init ()) 62 if (obj && obj->ref_init ())
62 { 63 {
64 obj->referenced = 1;
63 this->push_back (obj); 65 this->push_back (obj);
64 return obj; 66 return obj;
65 } 67 }
66 else 68 else
67 { 69 {
91} 93}
92 94
93///////////////////////////////////////////////////////////////////////////// 95/////////////////////////////////////////////////////////////////////////////
94 96
95#ifdef USE_XIM 97#ifdef USE_XIM
98
96static void 99static void
97#if XIMCB_PROTO_BROKEN 100#if XIMCB_PROTO_BROKEN
98im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) 101im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
99#else 102#else
100im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) 103im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3)
107 110
108 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); 111 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim));
109 display->im_change_cb (); 112 display->im_change_cb ();
110} 113}
111 114
115bool
112bool rxvt_xim::init () 116rxvt_xim::ref_init ()
113{ 117{
114 display = GET_R->display; //HACK: TODO 118 display = GET_R->display; //HACK: TODO
115 119
116 xim = XOpenIM (display->display, NULL, NULL, NULL); 120 xim = XOpenIM (display->display, NULL, NULL, NULL);
117 121
130rxvt_xim::~rxvt_xim () 134rxvt_xim::~rxvt_xim ()
131{ 135{
132 if (xim) 136 if (xim)
133 XCloseIM (xim); 137 XCloseIM (xim);
134} 138}
139
135#endif 140#endif
136 141
137///////////////////////////////////////////////////////////////////////////// 142/////////////////////////////////////////////////////////////////////////////
138 143
139rxvt_display::rxvt_display (const char *id) 144rxvt_display::rxvt_display (const char *id)
141, x_ev (this, &rxvt_display::x_cb) 146, x_ev (this, &rxvt_display::x_cb)
142, selection_owner (0) 147, selection_owner (0)
143{ 148{
144} 149}
145 150
151XrmDatabase
152rxvt_display::get_resources ()
153{
154 char *homedir = (char *)getenv ("HOME");
155 char fname[1024];
156
157 /*
158 * get resources using the X library function
159 */
160 char *displayResource, *xe;
161 XrmDatabase database, rdb1;
162
163 database = NULL;
164
165 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
166
167 // 6. System wide per application default file.
168
169 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
170 if ((xe = (char *)getenv ("XAPPLRESDIR")))
171 {
172 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
173
174 if ((rdb1 = XrmGetFileDatabase (fname)))
175 XrmMergeDatabases (rdb1, &database);
176 }
177
178 // 5. User's per application default file.
179 // none
180
181 // 4. User's defaults file.
182 /* Get any Xserver defaults */
183 displayResource = XResourceManagerString (display);
184
185 if (displayResource != NULL)
186 {
187 if ((rdb1 = XrmGetStringDatabase (displayResource)))
188 XrmMergeDatabases (rdb1, &database);
189 }
190 else if (homedir)
191 {
192 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
193
194 if ((rdb1 = XrmGetFileDatabase (fname)))
195 XrmMergeDatabases (rdb1, &database);
196 }
197
198 /* Get screen specific resources */
199 displayResource = XScreenResourceString (ScreenOfDisplay (display, screen));
200
201 if (displayResource != NULL)
202 {
203 if ((rdb1 = XrmGetStringDatabase (displayResource)))
204 /* Merge with screen-independent resources */
205 XrmMergeDatabases (rdb1, &database);
206
207 XFree (displayResource);
208 }
209
210 // 3. User's per host defaults file
211 /* Add in XENVIRONMENT file */
212 if ((xe = (char *)getenv ("XENVIRONMENT"))
213 && (rdb1 = XrmGetFileDatabase (xe)))
214 XrmMergeDatabases (rdb1, &database);
215 else if (homedir)
216 {
217 struct utsname un;
218
219 if (!uname (&un))
220 {
221 snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename);
222
223 if ((rdb1 = XrmGetFileDatabase (fname)))
224 XrmMergeDatabases (rdb1, &database);
225 }
226 }
227
228 return database;
229}
230
146bool rxvt_display::init () 231bool rxvt_display::ref_init ()
147{ 232{
148#ifdef LOCAL_X_IS_UNIX 233#ifdef LOCAL_X_IS_UNIX
149 if (id[0] == ':') 234 if (id[0] == ':')
150 { 235 {
151 val = rxvt_malloc (5 + strlen (id) + 1); 236 val = rxvt_malloc (5 + strlen (id) + 1);
152 strcpy (val, "unix/"); 237 strcpy (val, "unix/");
153 strcat (val, id); 238 strcat (val, id);
154 display = XOpenDisplay (val); 239 display = XOpenDisplay (val);
155 printf ("OD %s => %p\n", val, display);//D
156 free (val); 240 free (val);
157 } 241 }
158 else 242 else
159#endif 243#endif
160 display = 0; 244 display = 0;
161 245
162 if (!display) 246 if (!display)
163 display = XOpenDisplay (id); 247 display = XOpenDisplay (id);
164 printf ("O2 %s => %p\n", id, display);//D
165 248
166 if (!display) 249 if (!display)
167 return false; 250 return false;
168 251
169 screen = DefaultScreen (display); 252 screen = DefaultScreen (display);
170 root = DefaultRootWindow (display); 253 root = DefaultRootWindow (display);
171 visual = DefaultVisual (display, screen); 254 visual = DefaultVisual (display, screen);
172 cmap = DefaultColormap (display, screen); 255 cmap = DefaultColormap (display, screen);
173 depth = DefaultDepth (display, screen); 256 depth = DefaultDepth (display, screen);
174 257
175 int fd = XConnectionNumber (display); 258 XrmSetDatabase (display, get_resources ());
176
177#ifndef NO_SLOW_LINK_SUPPORT
178 // try to detetc wether we have a local connection.
179 // assume unix domains socket == local, everything else not
180 // TODO: might want to check for inet/127.0.0.1
181 is_local = 0;
182 sockaddr_un sa;
183 socklen_t sl = sizeof (sa);
184
185 if (!getsockname (fd, (sockaddr *)&sa, &sl))
186 is_local = sa.sun_family == AF_LOCAL;
187#endif
188 259
189#ifdef POINTER_BLANK 260#ifdef POINTER_BLANK
190 XColor blackcolour; 261 XColor blackcolour;
191 blackcolour.red = 0; 262 blackcolour.red = 0;
192 blackcolour.green = 0; 263 blackcolour.green = 0;
214 visual, AllocNone); 285 visual, AllocNone);
215 } 286 }
216 } 287 }
217#endif 288#endif
218 289
290 int fd = XConnectionNumber (display);
291
292#ifndef NO_SLOW_LINK_SUPPORT
293 // try to detect wether we have a local connection.
294 // assume unix domains socket == local, everything else not
295 // TODO: might want to check for inet/127.0.0.1
296 is_local = 0;
297 sockaddr_un sa;
298 socklen_t sl = sizeof (sa);
299
300 if (!getsockname (fd, (sockaddr *)&sa, &sl))
301 is_local = sa.sun_family == AF_LOCAL;
302#endif
303
219 x_ev.start (fd, EVENT_READ); 304 x_ev.start (fd, EVENT_READ);
220 fcntl (fd, F_SETFD, FD_CLOEXEC); 305 fcntl (fd, F_SETFD, FD_CLOEXEC);
221 306
222 XSelectInput (display, root, PropertyChangeMask); 307 XSelectInput (display, root, PropertyChangeMask);
223#ifdef USE_XIM 308#ifdef USE_XIM
227 flush (); 312 flush ();
228 313
229 return true; 314 return true;
230} 315}
231 316
317void
318rxvt_display::ref_next ()
319{
320 // TODO: somehow check wether the database files/resources changed
321 // before re-loading/parsing
322 XrmDestroyDatabase (XrmGetDatabase (display));
323 XrmSetDatabase (display, get_resources ());
324}
325
232rxvt_display::~rxvt_display () 326rxvt_display::~rxvt_display ()
233{ 327{
328 if (!display)
329 return;
330
331#ifdef POINTER_BLANK
332 XFreeCursor (display, blank_cursor);
333#endif
234 x_ev.stop (); 334 x_ev.stop ();
235#ifdef USE_XIM 335#ifdef USE_XIM
236 xims.clear (); 336 xims.clear ();
237#endif 337#endif
238
239 if (display)
240 XCloseDisplay (display); 338 XCloseDisplay (display);
241} 339}
242 340
243#ifdef USE_XIM 341#ifdef USE_XIM
244void rxvt_display::im_change_cb () 342void rxvt_display::im_change_cb ()
245{ 343{
281 XNextEvent (display, &xev); 379 XNextEvent (display, &xev);
282 380
283#ifdef USE_XIM 381#ifdef USE_XIM
284 if (!XFilterEvent (&xev, None)) 382 if (!XFilterEvent (&xev, None))
285 { 383 {
286
287 if (xev.type == PropertyNotify 384 if (xev.type == PropertyNotify
288 && xev.xany.window == root 385 && xev.xany.window == root
289 && xev.xproperty.atom == xa_xim_servers) 386 && xev.xproperty.atom == xa_xim_servers)
290 im_change_check (); 387 im_change_check ();
291#endif 388#endif
476} 573}
477 574
478rxvt_color 575rxvt_color
479rxvt_color::fade (rxvt_display *display, int percent) 576rxvt_color::fade (rxvt_display *display, int percent)
480{ 577{
578 percent = 100 - percent;
579
481 unsigned short cr, cg, cb; 580 unsigned short cr, cg, cb;
482 rxvt_color faded; 581 rxvt_color faded;
483 582
484 get (display, cr, cg, cb); 583 get (display, cr, cg, cb);
584
485 faded.set (display, 585 faded.set (
586 display,
486 cr * percent / 100, 587 cr * percent / 100,
487 cg * percent / 100, 588 cg * percent / 100,
488 cb * percent / 100); 589 cb * percent / 100
590 );
489 591
490 return faded; 592 return faded;
491} 593}
492 594
595#define LERP(a,b,p) (a * p + b * (100 - p)) / 100
596
597rxvt_color
598rxvt_color::fade (rxvt_display *display, int percent, rxvt_color &fadeto)
599{
600 percent = 100 - percent;
601
602 unsigned short cr, cg, cb;
603 unsigned short fcr, fcg, fcb;
604 rxvt_color faded;
605
606 get (display, cr, cg, cb);
607 fadeto.get(display, fcr, fcg, fcb);
608
609 faded.set (
610 display,
611 LERP (cr, fcr, percent),
612 LERP (cg, fcg, percent),
613 LERP (cb, fcb, percent)
614 );
615
616 return faded;
617}
618

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