public IDisposable AddObserver(NSString key, NSKeyValueObservingOptions options, Action <NSObservedChange> observer)
{
var o = new Observer(this, key, observer);
AddObserver(o, key, options, o.Handle);
return(o);
}
public virtual void AddObserver(NSObject observer, string forKeyPath, NSKeyValueObservingOptions options, UnsafeMutablePointer context)
{
}
public IDisposable AddObserver(string key, NSKeyValueObservingOptions options, Action <NSObservedChange> observer)
{
return(AddObserver(new NSString(key), options, observer));
}
public virtual void AddObserver(NSObject anObserver, NSIndexSet toObjectsAtIndexes, string forKeyPath, NSKeyValueObservingOptions options, UnsafeMutablePointer context)
{
}