public VisQuery.TryResult TryRemove(VisNode self, VisNode other)
{
if (!this.applicable.Remove(other))
{
return(VisQuery.TryResult.Outside);
}
VisQuery.Instance instance = this;
instance.num = instance.num - 1;
return(VisQuery.TryResult.Exit);
}
public void ExecuteExit(VisNode self, VisNode other)
{
VisQuery.Instance instance = this;
int num = instance.execNum - 1;
int num1 = num;
instance.execNum = num;
if (num1 == 0 || !this.outer.nonInstance)
{
this.outer.Exit(self, other);
}
}
public VisQuery.TryResult TryAdd(VisNode self, VisNode other)
{
if (!this.outer.Try(self, other))
{
return(this.TryRemove(self, other));
}
if (!this.applicable.Add(other))
{
return(VisQuery.TryResult.Stay);
}
VisQuery.Instance instance = this;
instance.num = instance.num + 1;
return(VisQuery.TryResult.Enter);
}
public void Clear(VisNode self)
{
while (true)
{
VisQuery.Instance instance = this;
int num = instance.num - 1;
int num1 = num;
instance.num = num;
if (num1 < 0)
{
break;
}
HSetIter <VisNode> enumerator = this.applicable.GetEnumerator();
enumerator.MoveNext();
VisNode current = enumerator.Current;
enumerator.Dispose();
this.TryRemove(self, current);
}
}