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Comparing rxvt-unicode/src/rxvtcolor.C (file contents):
Revision 1.5 by pcg, Tue Feb 10 00:40:39 2004 UTC vs.
Revision 1.16 by root, Thu Jul 29 14:05:27 2004 UTC

1/*--------------------------------*-C-*---------------------------------*
2 * File: rxvtcolor.C
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *----------------------------------------------------------------------*/
22
1#include "../config.h" 23#include "../config.h"
2#include <rxvt.h> 24#include <rxvt.h>
3#include <rxvtcolor.h> 25#include <rxvtcolor.h>
4 26
5#include <unistd.h> 27#include <unistd.h>
6#include <fcntl.h> 28#include <fcntl.h>
7 29
30class byteorder byteorder;
31
32byteorder::byteorder ()
33{
34 union {
35 uint32_t u;
36 uint8_t b[4];
37 } w;
38
39 w.b[0] = 0x11;
40 w.b[1] = 0x22;
41 w.b[2] = 0x33;
42 w.b[3] = 0x44;
43
44 e = w.u;
45}
46
47refcounted::refcounted (const char *id)
48{
49 this->id = STRDUP (id);
50}
51
52refcounted::~refcounted ()
53{
54 free (id);
55}
56
57template<class T>
58T *refcache<T>::get (const char *id)
59{
60 for (T **i = this->begin (); i < this->end (); ++i)
61 {
62 if (!strcmp (id, (*i)->id))
63 {
64 (*i)->referenced++;
65 return *i;
66 }
67 }
68
69 T *obj = new T (id);
70
71 obj->referenced = 1;
72
73 if (obj && obj->init ())
74 {
75 this->push_back (obj);
76 return obj;
77 }
78 else
79 {
80 delete obj;
81 return 0;
82 }
83}
84
85template<class T>
86void refcache<T>::put (T *obj)
87{
88 if (!obj)
89 return;
90
91 if (!--obj->referenced)
92 {
93 this->erase (find (this->begin (), this->end (), obj));
94 delete obj;
95 }
96}
97
98template<class T>
99refcache<T>::~refcache ()
100{
101 while (this->size ())
102 put (*this->begin ());
103}
104
8///////////////////////////////////////////////////////////////////////////// 105/////////////////////////////////////////////////////////////////////////////
9 106
107#ifdef USE_XIM
108static void
109im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3)
110{
111 rxvt_xim *xim = (rxvt_xim *)client_data;
112 rxvt_display *display = xim->display;
113
114 display->xims.erase (find (display->xims.begin (), display->xims.end (), xim));
115
116 display->im_change_cb ();
117}
118
119bool rxvt_xim::init ()
120{
121 display = GET_R->display; //HACK: TODO
122
123 xim = XOpenIM (display->display, NULL, NULL, NULL);
124
125 if (!xim)
126 return false;
127
128 XIMCallback ximcallback;
129 ximcallback.client_data = (XPointer)this;
130 ximcallback.callback = im_destroy_cb;
131
132 XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL);
133
134 return true;
135}
136
137rxvt_xim::~rxvt_xim ()
138{
139 if (xim)
140 XCloseIM (xim);
141}
142#endif
143
144/////////////////////////////////////////////////////////////////////////////
145
10rxvt_display::rxvt_display (const char *name) 146rxvt_display::rxvt_display (const char *id)
147: refcounted (id)
11: x_watcher (this, &rxvt_display::x_event) 148, x_ev (this, &rxvt_display::x_cb)
12, selection_owner (0) 149, selection_owner (0)
13{ 150{
14 this->name = STRDUP (name);
15} 151}
16 152
17rxvt_display::~rxvt_display ()
18{
19 free (name);
20}
21
22bool rxvt_display::open () 153bool rxvt_display::init ()
23{ 154{
24 display = XOpenDisplay (name); 155 display = XOpenDisplay (id);
156
157 if (!display)
158 return false;
25 159
26 screen = DefaultScreen (display); 160 screen = DefaultScreen (display);
27 root = DefaultRootWindow (display); 161 root = DefaultRootWindow (display);
28 visual = DefaultVisual (display, screen); 162 visual = DefaultVisual (display, screen);
29 cmap = DefaultColormap (display, screen); 163 cmap = DefaultColormap (display, screen);
… …
47 } 181 }
48 } 182 }
49#endif 183#endif
50 184
51 int fd = XConnectionNumber (display); 185 int fd = XConnectionNumber (display);
52 x_watcher.start (fd, EVENT_READ); 186 x_ev.start (fd, EVENT_READ);
53 fcntl (fd, F_SETFL, FD_CLOEXEC); 187 fcntl (fd, F_SETFD, FD_CLOEXEC);
188
189 XSelectInput (display, root, PropertyChangeMask);
190#ifdef USE_XIM
191 xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0);
192#endif
193
194 flush ();
54 195
55 return true; 196 return true;
56} 197}
57 198
58void rxvt_display::close () 199rxvt_display::~rxvt_display ()
59{ 200{
60 x_watcher.stop (); 201 x_ev.stop ();
61 202
203 if (display)
62 XCloseDisplay (display); 204 XCloseDisplay (display);
63} 205}
64 206
207#ifdef USE_XIM
208void rxvt_display::im_change_cb ()
209{
210 for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
211 (*i)->call ();
212}
213#endif
214
65void rxvt_display::x_event (io_watcher &w, short revents) 215void rxvt_display::x_cb (io_watcher &w, short revents)
66{ 216{
67 do 217 do
68 { 218 {
69 XEvent xev; 219 XEvent xev;
70 XNextEvent (display, &xev); 220 XNextEvent (display, &xev);
221
222 //printf ("T %d w %lx\n", xev.type, xev.xany.window);//D
223
224#ifdef USE_XIM
225 if (xev.type == PropertyNotify
226 && xev.xany.window == root
227 && xev.xproperty.atom == xa_xim_servers)
228 im_change_cb ();
229#endif
71 230
72 for (int i = xw.size (); i--; ) 231 for (int i = xw.size (); i--; )
73 { 232 {
74 if (!xw[i]) 233 if (!xw[i])
75 xw.erase_unordered (i); 234 xw.erase_unordered (i);
76 else if (xw[i]->window == xev.xany.window) 235 else if (xw[i]->window == xev.xany.window)
77 xw[i]->call (xev); 236 xw[i]->call (xev);
78 } 237 }
79 } 238 }
80 while (XPending (display)); 239 while (XPending (display));
240
241 flush ();
242}
243
244void rxvt_display::flush ()
245{
246 for (;;)
247 {
248 XFlush (display);
249
250 if (!XPending (display))
251 break;
252
253 x_cb (x_ev, 0);
254 }
81} 255}
82 256
83void rxvt_display::reg (xevent_watcher *w) 257void rxvt_display::reg (xevent_watcher *w)
84{ 258{
85 xw.push_back (w); 259 xw.push_back (w);
… …
98 selection_owner->selection_clear (); 272 selection_owner->selection_clear ();
99 273
100 selection_owner = owner; 274 selection_owner = owner;
101} 275}
102 276
277#ifdef USE_XIM
278void rxvt_display::reg (im_watcher *w)
279{
280 imw.push_back (w);
281}
282
283void rxvt_display::unreg (im_watcher *w)
284{
285 imw.erase (find (imw.begin (), imw.end (), w));
286}
287
288rxvt_xim *rxvt_display::get_xim (const char *locale, const char *modifiers)
289{
290 char *id;
291 int l, m;
292
293 l = strlen (locale);
294 m = strlen (modifiers);
295
296 if (!(id = (char *)malloc (l + m + 2)))
297 return 0;
298
299 memcpy (id, locale, l); id[l] = '\n';
300 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
301
302 rxvt_xim *xim = xims.get (id);
303
304 free (id);
305
306 return xim;
307}
308
309void rxvt_display::put_xim (rxvt_xim *xim)
310{
311 xims.put (xim);
312}
313#endif
314
315Atom rxvt_display::atom (const char *name)
316{
317 return XInternAtom (display, name, False);
318}
319
103///////////////////////////////////////////////////////////////////////////// 320/////////////////////////////////////////////////////////////////////////////
104 321
322template class refcache<rxvt_display>;
105rxvt_displays displays; 323refcache<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}
142 324
143///////////////////////////////////////////////////////////////////////////// 325/////////////////////////////////////////////////////////////////////////////
144 326
145bool 327bool
146rxvt_color::set (rxvt_display *display, Pixel p) 328rxvt_color::set (rxvt_display *display, Pixel p)
… …
221rxvt_color::free (rxvt_display *display) 403rxvt_color::free (rxvt_display *display)
222{ 404{
223#if XFT 405#if XFT
224 XftColorFree (display->display, display->visual, display->cmap, &c); 406 XftColorFree (display->display, display->visual, display->cmap, &c);
225#else 407#else
226 XFreeColors (display->display, display->cmap, &c, 1, AllPlanes); 408 XFreeColors (display->display, display->cmap, &p, 1, AllPlanes);
227#endif 409#endif
228} 410}
229 411

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