ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvtcolor.C
(Generate patch)

Comparing rxvt-unicode/src/rxvtcolor.C (file contents):
Revision 1.5 by pcg, Tue Feb 10 00:40:39 2004 UTC vs.
Revision 1.12 by pcg, Fri Apr 2 20:41:01 2004 UTC

… …
3#include <rxvtcolor.h> 3#include <rxvtcolor.h>
4 4
5#include <unistd.h> 5#include <unistd.h>
6#include <fcntl.h> 6#include <fcntl.h>
7 7
8class byteorder byteorder;
9
10byteorder::byteorder ()
11{
12 union {
13 uint32_t u;
14 uint8_t b[4];
15 } w;
16
17 w.b[0] = 0x11;
18 w.b[1] = 0x22;
19 w.b[2] = 0x33;
20 w.b[3] = 0x44;
21
22 e = w.u;
23}
24
25refcounted::refcounted (const char *id)
26{
27 this->id = STRDUP (id);
28}
29
30refcounted::~refcounted ()
31{
32 free (id);
33}
34
35template<class T>
36T *refcache<T>::get (const char *id)
37{
38 for (T **i = begin (); i < end (); ++i)
39 {
40 if (!strcmp (id, (*i)->id))
41 {
42 (*i)->referenced++;
43 return *i;
44 }
45 }
46
47 T *obj = new T (id);
48
49 obj->referenced = 1;
50
51 if (obj && obj->init ())
52 {
53 push_back (obj);
54 return obj;
55 }
56 else
57 {
58 delete obj;
59 return 0;
60 }
61}
62
63template<class T>
64void refcache<T>::put (T *obj)
65{
66 if (!obj)
67 return;
68
69 if (!--obj->referenced)
70 {
71 erase (find (begin (), end (), obj));
72 delete obj;
73 }
74}
75
76template<class T>
77refcache<T>::~refcache ()
78{
79 while (size ())
80 put (*begin ());
81}
82
8///////////////////////////////////////////////////////////////////////////// 83/////////////////////////////////////////////////////////////////////////////
9 84
85static void
86im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3)
87{
88 rxvt_xim *xim = (rxvt_xim *)client_data;
89 rxvt_display *display = xim->display;
90
91 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim));
92
93 display->im_change_cb ();
94}
95
96bool rxvt_xim::init ()
97{
98 display = GET_R->display; //HACK: TODO
99
100 xim = XOpenIM (display->display, NULL, NULL, NULL);
101
102 if (!xim)
103 return false;
104
105 XIMCallback ximcallback;
106 ximcallback.client_data = (XPointer)this;
107 ximcallback.callback = im_destroy_cb;
108
109 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL);
110
111 return true;
112}
113
114rxvt_xim::~rxvt_xim ()
115{
116 if (xim)
117 XCloseIM (xim);
118}
119
120/////////////////////////////////////////////////////////////////////////////
121
10rxvt_display::rxvt_display (const char *name) 122rxvt_display::rxvt_display (const char *id)
123: refcounted (id)
11: x_watcher (this, &rxvt_display::x_event) 124, x_ev (this, &rxvt_display::x_cb)
12, selection_owner (0) 125, selection_owner (0)
13{ 126{
14 this->name = STRDUP (name);
15} 127}
16 128
17rxvt_display::~rxvt_display ()
18{
19 free (name);
20}
21
22bool rxvt_display::open () 129bool rxvt_display::init ()
23{ 130{
24 display = XOpenDisplay (name); 131 display = XOpenDisplay (id);
132
133 if (!display)
134 return false;
25 135
26 screen = DefaultScreen (display); 136 screen = DefaultScreen (display);
27 root = DefaultRootWindow (display); 137 root = DefaultRootWindow (display);
28 visual = DefaultVisual (display, screen); 138 visual = DefaultVisual (display, screen);
29 cmap = DefaultColormap (display, screen); 139 cmap = DefaultColormap (display, screen);
… …
47 } 157 }
48 } 158 }
49#endif 159#endif
50 160
51 int fd = XConnectionNumber (display); 161 int fd = XConnectionNumber (display);
52 x_watcher.start (fd, EVENT_READ); 162 x_ev.start (fd, EVENT_READ);
53 fcntl (fd, F_SETFL, FD_CLOEXEC); 163 fcntl (fd, F_SETFL, FD_CLOEXEC);
54 164
165 XSelectInput (display, root, PropertyChangeMask);
166 xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0);
167
168 flush ();
169
55 return true; 170 return true;
56} 171}
57 172
58void rxvt_display::close () 173rxvt_display::~rxvt_display ()
59{ 174{
60 x_watcher.stop (); 175 x_ev.stop ();
61 176
177 if (display)
62 XCloseDisplay (display); 178 XCloseDisplay (display);
63} 179}
64 180
181void rxvt_display::im_change_cb ()
182{
183 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
184 (*i)->call ();
185}
186
65void rxvt_display::x_event (io_watcher &w, short revents) 187void rxvt_display::x_cb (io_watcher &w, short revents)
66{ 188{
67 do 189 do
68 { 190 {
69 XEvent xev; 191 XEvent xev;
70 XNextEvent (display, &xev); 192 XNextEvent (display, &xev);
193
194 //printf ("T %d w %lx\n", xev.type, xev.xany.window);//D
195
196 if (xev.type == PropertyNotify
197 && xev.xany.window == root
198 && xev.xproperty.atom == xa_xim_servers)
199 im_change_cb ();
71 200
72 for (int i = xw.size (); i--; ) 201 for (int i = xw.size (); i--; )
73 { 202 {
74 if (!xw[i]) 203 if (!xw[i])
75 xw.erase_unordered (i); 204 xw.erase_unordered (i);
76 else if (xw[i]->window == xev.xany.window) 205 else if (xw[i]->window == xev.xany.window)
77 xw[i]->call (xev); 206 xw[i]->call (xev);
78 } 207 }
79 } 208 }
80 while (XPending (display)); 209 while (XPending (display));
210
211 flush ();
212}
213
214void rxvt_display::flush ()
215{
216 for (;;)
217 {
218 XFlush (display);
219
220 if (!XPending (display))
221 break;
222
223 x_cb (x_ev, 0);
224 }
81} 225}
82 226
83void rxvt_display::reg (xevent_watcher *w) 227void rxvt_display::reg (xevent_watcher *w)
84{ 228{
85 xw.push_back (w); 229 xw.push_back (w);
… …
90{ 234{
91 if (w->active) 235 if (w->active)
92 xw[w->active - 1] = 0; 236 xw[w->active - 1] = 0;
93} 237}
94 238
239void rxvt_display::reg (im_watcher *w)
240{
241 imw.push_back (w);
242}
243
244void rxvt_display::unreg (im_watcher *w)
245{
246 imw.erase (find (imw.begin (), imw.end (), w));
247}
248
95void rxvt_display::set_selection_owner (rxvt_term *owner) 249void rxvt_display::set_selection_owner (rxvt_term *owner)
96{ 250{
97 if (selection_owner && selection_owner != owner) 251 if (selection_owner && selection_owner != owner)
98 selection_owner->selection_clear (); 252 selection_owner->selection_clear ();
99 253
100 selection_owner = owner; 254 selection_owner = owner;
101} 255}
102 256
257rxvt_xim *rxvt_display::get_xim (const char *locale, const char *modifiers)
258{
259 char *id;
260 int l, m;
261
262 l = strlen (locale);
263 m = strlen (modifiers);
264
265 if (!(id = (char *)malloc (l + m + 2)))
266 return 0;
267
268 memcpy (id, locale, l); id[l] = '\n';
269 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
270
271 rxvt_xim *xim = xims.get (id);
272
273 free (id);
274
275 return xim;
276}
277
278void rxvt_display::put_xim (rxvt_xim *xim)
279{
280 xims.put (xim);
281}
282
283Atom rxvt_display::atom (const char *name)
284{
285 return XInternAtom (display, name, False);
286}
287
103///////////////////////////////////////////////////////////////////////////// 288/////////////////////////////////////////////////////////////////////////////
104 289
290template refcache<rxvt_display>;
105rxvt_displays displays; 291refcache<rxvt_display> displays;
106
107rxvt_display *rxvt_displays::get (const char *name)
108{
109 for (rxvt_display **i = list.begin (); i < list.end (); ++i)
110 {
111 if (!strcmp (name, (*i)->name))
112 {
113 (*i)->referenced++;
114 return *i;
115 }
116 }
117
118 rxvt_display *display = new rxvt_display (name);
119
120 display->referenced = 1;
121
122 if (display && display->open ())
123 list.push_back (display);
124 else
125 {
126 delete display;
127 display = 0;
128 }
129
130 return display;
131}
132
133void rxvt_displays::release (rxvt_display *display)
134{
135 if (!--display->referenced)
136 {
137 display->close ();
138 delete display;
139 list.erase (find (list.begin (), list.end (), display));
140 }
141}
142 292
143///////////////////////////////////////////////////////////////////////////// 293/////////////////////////////////////////////////////////////////////////////
144 294
145bool 295bool
146rxvt_color::set (rxvt_display *display, Pixel p) 296rxvt_color::set (rxvt_display *display, Pixel p)
… …
221rxvt_color::free (rxvt_display *display) 371rxvt_color::free (rxvt_display *display)
222{ 372{
223#if XFT 373#if XFT
224 XftColorFree (display->display, display->visual, display->cmap, &c); 374 XftColorFree (display->display, display->visual, display->cmap, &c);
225#else 375#else
226 XFreeColors (display->display, display->cmap, &c, 1, AllPlanes); 376 XFreeColors (display->display, display->cmap, &p, 1, AllPlanes);
227#endif 377#endif
228} 378}
229 379

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines