public NSArray AllKeywords()
{
NSArray array = new NSArray();
array.Autorelease();
if (this._allKeywords == null)
{
uint i, count;
this._allKeywords = this._builtInKeywords.MutableCopy<NSMutableArray>();
count = array.Count;
for (i = 0; i < count; i++)
{
if (this._allKeywords.IndexOfObject(array.ObjectAtIndex(i)) == NSUInteger.NSNotFound)
{
this._allKeywords.AddObject(array.ObjectAtIndex(i));
}
}
this._allKeywords.SortUsingSelector(ObjectiveCRuntime.Selector("compare:"));
}
return this._allKeywords;
}