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Dogcows Code - chaz/openbox/blob - otk/timer.cc
1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
4 # include "../config.h"
5 #endif // HAVE_CONFIG_H
8 #include "timerqueuemanager.hh"
12 static timeval
normalizeTimeval(const timeval
&tm
)
16 while (ret
.tv_usec
< 0) {
19 ret
.tv_usec
+= 1000000;
25 if (ret
.tv_usec
>= 1000000) {
26 ret
.tv_sec
+= ret
.tv_usec
/ 1000000;
27 ret
.tv_usec
%= 1000000;
30 if (ret
.tv_sec
< 0) ret
.tv_sec
= 0;
36 OBTimer::OBTimer(OBTimerQueueManager
*m
, OBTimeoutHandler h
, OBTimeoutData d
)
42 _recur
= _timing
= false;
46 OBTimer::~OBTimer(void)
52 void OBTimer::setTimeout(long t
)
54 _timeout
.tv_sec
= t
/ 1000;
55 _timeout
.tv_usec
= t
% 1000;
56 _timeout
.tv_usec
*= 1000;
60 void OBTimer::setTimeout(const timeval
&t
)
62 _timeout
.tv_sec
= t
.tv_sec
;
63 _timeout
.tv_usec
= t
.tv_usec
;
67 void OBTimer::start(void)
69 gettimeofday(&_start
, 0);
73 _manager
->addTimer(this);
78 void OBTimer::stop(void)
83 _manager
->removeTimer(this);
88 void OBTimer::fire(void)
95 timeval
OBTimer::remainingTime(const timeval
&tm
) const
97 timeval ret
= endTime();
99 ret
.tv_sec
-= tm
.tv_sec
;
100 ret
.tv_usec
-= tm
.tv_usec
;
102 return normalizeTimeval(ret
);
106 timeval
OBTimer::endTime(void) const
110 ret
.tv_sec
= _start
.tv_sec
+ _timeout
.tv_sec
;
111 ret
.tv_usec
= _start
.tv_usec
+ _timeout
.tv_usec
;
113 return normalizeTimeval(ret
);
117 bool OBTimer::shouldFire(const timeval
&tm
) const
119 timeval end
= endTime();
121 return ! ((tm
.tv_sec
< end
.tv_sec
) ||
122 (tm
.tv_sec
== end
.tv_sec
&& tm
.tv_usec
< end
.tv_usec
));
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