namespace System.ComponentModel.Design { public interface IHelpService { void AddContextAttribute(string name, string value, HelpKeywordType keywordType); void ClearContextAttributes(); IHelpService CreateLocalContext(HelpContextType contextType); void RemoveContextAttribute(string name, string value); void RemoveLocalContext(IHelpService localContext); void ShowHelpFromKeyword(string helpKeyword); void ShowHelpFromUrl(string helpUrl); } }