--- /dev/null
+# -*-pyrex-*-
+#
+# $Id$
+#
+# Timer selectors
+#
+# (c) 2005 Straylight/Edgeware
+#
+
+#----- Licensing notice -----------------------------------------------------
+#
+# This file is part of the Python interface to mLib.
+#
+# mLib/Python is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# mLib/Python is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with mLib/Python; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+cdef double _tvtofloat(timeval *tv):
+ return tv.tv_sec + (tv.tv_usec / 1000000)
+cdef void _floattotv(timeval *tv, double t):
+ cdef double s, us
+ us = modf(t, &s)
+ tv.tv_sec = s
+ tv.tv_usec = us * 1000000
+
+cdef class SelTimer:
+ cdef sel_timer t
+ cdef int _activep
+ cdef readonly double time
+ cdef _timer
+ def __new__(me, double when, timerproc = None, *hunoz, **hukairz):
+ cdef timeval tv
+ _floattotv(&tv, when)
+ sel_addtimer(&_sel, &me.t, &tv, _timerfunc, <void *>me)
+ me._activep = 1
+ me.time = when
+ me._timer = _checkcallable(timerproc, 'timer proc')
+ def __dealloc__(me):
+ if me._activep:
+ sel_rmtimer(&me.t)
+ property activep:
+ def __get__(me):
+ return _tobool(me._activep)
+ property timerproc:
+ def __get__(me):
+ return me._timer
+ def __set__(me, proc):
+ me._timer = _checkcallable(proc, 'timer proc')
+ def __del__(me):
+ me._timer = None
+ def kill(me):
+ if not me._activep:
+ raise ValueError, 'already dead'
+ sel_rmtimer(&me.t)
+ me._dead()
+ return me
+ cdef _dead(me):
+ me._activep = 0
+ me.dead()
+ def dead(me):
+ pass
+ def timer(me, now):
+ return _maybecall(me._timer, ())
+
+cdef void _timerfunc(timeval *now, void *arg):
+ cdef SelTimer st
+ st = <SelTimer>arg
+ st._dead()
+ st.timer(_tvtofloat(now))
+
+#----- That's all, folks ----------------------------------------------------