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GPeriodic: allow unblock time to be passed in

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This commit is contained in:
Ryan Lortie 2010-10-22 19:43:11 +02:00
parent 2af4b6e544
commit f7a918dcb9
2 changed files with 22 additions and 3 deletions
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22
gio/gperiodic.c
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@ -397,6 +397,7 @@ g_periodic_block (GPeriodic *periodic)
/**
* g_periodic_unblock:
* @periodic: a #GPeriodic clock
* @unblock_time: the unblock time, or %NULL
*
* Reverses the effect of a previous call to g_periodic_block().
*
@ -404,13 +405,18 @@ g_periodic_block (GPeriodic *periodic)
* run. The repair signal may also be run if the clock is marked as
* damaged.
*
* @unblock_time is the monotonic time, as per g_get_monotonic_time(),
* at which the event causing the unblock occured. If it is %NULL then
* g_get_monotonic_time() is called internally.
*
* This function may not be called from handlers of any signal emitted
* by @periodic.
*
* Since: 2.28
**/
void
g_periodic_unblock (GPeriodic *periodic)
g_periodic_unblock (GPeriodic *periodic,
const GTimeSpec *unblock_time)
{
g_return_if_fail (G_IS_PERIODIC (periodic));
g_return_if_fail (!periodic->in_repair);
@ -419,7 +425,19 @@ g_periodic_unblock (GPeriodic *periodic)
if (--periodic->blocked)
{
periodic->last_run = g_periodic_get_microticks (periodic);
GTimeSpec now;
if (unblock_time == NULL)
{
g_get_monotonic_time (&now);
unblock_time = &now;
}
periodic->last_run = unblock_time->tv_sec;
periodic->last_run *= 1000000;
periodic->last_run += unblock_time->tv_nsec / 1000;
periodic->last_run *= periodic->hz;
g_periodic_run (periodic);
}
}

3
gio/gperiodic.h
View File

@ -57,7 +57,8 @@ void g_periodic_remove (GPeriod
guint tag);
void g_periodic_block (GPeriodic *periodic);
void g_periodic_unblock (GPeriodic *periodic);
void g_periodic_unblock (GPeriodic *periodic,
const GTimeSpec *unblock_time);
void g_periodic_damaged (GPeriodic *periodic,
GPeriodicRepairFunc callback,