protected T ListItem <T>(int index, MakeListConstructor <T> make, MakeListGetCount count, MakeListGetItem <T> get)
{
if (index < 0)
{
throw new ArgumentOutOfRangeException("index < 0");
}
IntPtr p = Handle;
int n = count(p);
if (index >= n)
{
throw new ArgumentOutOfRangeException("index >= " + n);
}
return(make(get(p, index)));
}
protected List <T> MakeList <T>(MakeListConstructor <T> make, MakeListGetCount count, MakeListGetItem <T> get)
{
ThrowHelper.ThrowIfNull(count, "count");
ThrowHelper.ThrowIfNull(get, "get");
IntPtr p = Handle;
int n = count(p);
if (n == 0)
{
return(new List <T>());
}
List <T> items = new List <T>(n);
for (int i = 0; i < n; ++i)
{
items.Add(make(get(p, i)));
}
return(items);
}
