This value can be null.
C# Example
void SetupRefresh (UIRefreshControl refreshControl)
{
refreshControl.AttributedTitle = new NSAttributedString ("Pull to Refresh",
font: UIFont.FromName ("ChalkboardSE-Bold", 24.0f),
foregroundColor: UIColor.Red);
}
This member participates in the UIKit.UIAppearance styling system. See the UIRefreshControl.Appearance property and the UIRefreshControl.AppearanceWhenContainedIn method.