Commit | Line | Data |
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579d0169 | 1 | # -*-pyrex-*- |
2 | # | |
3 | # $Id$ | |
4 | # | |
5 | # Timer selectors | |
6 | # | |
7 | # (c) 2005 Straylight/Edgeware | |
8 | # | |
9 | ||
10 | #----- Licensing notice ----------------------------------------------------- | |
11 | # | |
12 | # This file is part of the Python interface to mLib. | |
13 | # | |
14 | # mLib/Python is free software; you can redistribute it and/or modify | |
15 | # it under the terms of the GNU General Public License as published by | |
16 | # the Free Software Foundation; either version 2 of the License, or | |
17 | # (at your option) any later version. | |
d8d81d1b | 18 | # |
579d0169 | 19 | # mLib/Python is distributed in the hope that it will be useful, |
20 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | # GNU General Public License for more details. | |
d8d81d1b | 23 | # |
579d0169 | 24 | # You should have received a copy of the GNU General Public License |
25 | # along with mLib/Python; if not, write to the Free Software Foundation, | |
26 | # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
27 | ||
28 | cdef double _tvtofloat(timeval *tv): | |
29 | return tv.tv_sec + (tv.tv_usec / 1000000) | |
30 | cdef void _floattotv(timeval *tv, double t): | |
31 | cdef double s, us | |
32 | us = modf(t, &s) | |
c34ff3c5 MW |
33 | tv.tv_sec = <int>s |
34 | tv.tv_usec = <int>(us * 1000000) | |
579d0169 | 35 | |
36 | cdef class SelTimer: | |
37 | cdef sel_timer t | |
38 | cdef int _activep | |
39 | cdef readonly double time | |
40 | cdef _timer | |
376ad06d | 41 | def __cinit__(me, double when, timerproc = None, *hunoz, **hukairz): |
579d0169 | 42 | cdef timeval tv |
43 | _floattotv(&tv, when) | |
44 | sel_addtimer(&_sel, &me.t, &tv, _timerfunc, <void *>me) | |
45 | me._activep = 1 | |
46 | me.time = when | |
47 | me._timer = _checkcallable(timerproc, 'timer proc') | |
48 | def __dealloc__(me): | |
49 | if me._activep: | |
50 | sel_rmtimer(&me.t) | |
51 | property activep: | |
52 | def __get__(me): | |
53 | return _tobool(me._activep) | |
54 | property timerproc: | |
55 | def __get__(me): | |
56 | return me._timer | |
57 | def __set__(me, proc): | |
58 | me._timer = _checkcallable(proc, 'timer proc') | |
59 | def __del__(me): | |
60 | me._timer = None | |
61 | def kill(me): | |
62 | if not me._activep: | |
63 | raise ValueError, 'already dead' | |
64 | sel_rmtimer(&me.t) | |
65 | me._dead() | |
66 | return me | |
67 | cdef _dead(me): | |
68 | me._activep = 0 | |
69 | me.dead() | |
70 | def dead(me): | |
71 | pass | |
72 | def timer(me, now): | |
73 | return _maybecall(me._timer, ()) | |
74 | ||
b51b6cf0 | 75 | cdef void _timerfunc(timeval *now, void *arg): |
579d0169 | 76 | cdef SelTimer st |
77 | st = <SelTimer>arg | |
78 | st._dead() | |
79 | st.timer(_tvtofloat(now)) | |
80 | ||
81 | #----- That's all, folks ---------------------------------------------------- |