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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@28654 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 2009-09-10 14:48:37 +00:00
parent 53578362aa
commit f33f3bd78d
1 changed files with 46 additions and 72 deletions
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118
Source/NSRunLoop.m
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@ -913,11 +913,11 @@ updateTimer(NSTimer *t, NSDate *d, NSTimeInterval now)
GSIArray timers = context->timers;
NSTimeInterval now;
NSDate *earliest;
NSTimer *et;
NSDate *d;
NSTimer *t;
NSTimeInterval ti;
NSTimeInterval ei;
unsigned c;
unsigned i;
/*
@ -949,12 +949,53 @@ updateTimer(NSTimer *t, NSDate *d, NSTimeInterval now)
}
}
/*
* Handle normal timers ... remove invalidated timers and fire one
* whose date has passed.
/* Remove invalidated timers.
*/
i = GSIArrayCount(timers);
while (i-- > 0)
{
t = GSIArrayItemAtIndex(timers, i).obj;
if (timerInvalidated(t) == YES)
{
GSIArrayRemoveItemAtIndex(timers, i);
}
}
/* Fire the oldest timer whose fire date has passed.
*/
c = GSIArrayCount(timers);
for (i = 0; i < c; i++)
{
t = GSIArrayItemAtIndex(timers, i).obj;
d = timerDate(t);
ti = [d timeIntervalSinceReferenceDate];
if (ti < now)
{
GSIArrayRemoveItemAtIndexNoRelease(timers, i);
[t fire];
GSPrivateNotifyASAP(); /* Post notifications. */
IF_NO_GC([arp emptyPool]);
if (updateTimer(t, d, now) == YES)
{
/* Updated ... replace in array.
*/
GSIArrayAddItemNoRetain(timers, (GSIArrayItem)((id)t));
}
else
{
/* The timer was invalidated, so we can
* release it as we aren't putting it back
* in the array.
*/
RELEASE(t);
}
break;
}
}
/* Now, find the earliest fire date.
*/
earliest = nil;
et = nil;
i = GSIArrayCount(timers);
while (i-- > 0)
{
@ -971,73 +1012,6 @@ updateTimer(NSTimer *t, NSDate *d, NSTimeInterval now)
{
earliest = d;
ei = ti;
et = t;
}
}
}
/* If the earliest date is in the past, we should fire the timer.
*/
if (et != nil && ei < now)
{
/* When firing the timer we must remove it from
* the loop so that if the -fire methods re-runs
* the loop we do not get recursive entry into
* the timer. This appears to be the behavior
* in MacOS-X also.
*/
i = GSIArrayCount(timers);
while (i-- > 0)
{
t = GSIArrayItemAtIndex(timers, i).obj;
if (t == et)
{
break;
}
}
GSIArrayRemoveItemAtIndexNoRelease(timers, i);
[et fire];
GSPrivateNotifyASAP(); /* Post notifications. */
IF_NO_GC([arp emptyPool]);
if (updateTimer(et, earliest, now) == YES)
{
/* Updated ... replace in array.
*/
GSIArrayAddItemNoRetain(timers, (GSIArrayItem)((id)et));
}
else
{
/* The timer was invalidated, so we can
* release it as we aren't putting it back
* in the array.
*/
RELEASE(et);
}
earliest = nil;
}
/* Now, if we have no earliest date it may be because a timer fired,
* in which case we must look again to see what the new earliest
* date is.
*/
if (earliest == nil && (i = GSIArrayCount(timers)) > 0)
{
while (i-- > 0)
{
t = GSIArrayItemAtIndex(timers, i).obj;
if (timerInvalidated(t) == YES)
{
GSIArrayRemoveItemAtIndex(timers, i);
}
else
{
d = timerDate(t);
ti = [d timeIntervalSinceReferenceDate];
if (earliest == nil || ti < ei)
{
earliest = d;
ei = ti;
}
}
}
}