using Autodesk.Revit.DB; using Autodesk.Revit.UI; namespace ShrlAlgoToolkit.Revit.Assists; /// /// 命令在剖面、立面可用 /// internal class EnableInViewSection : IExternalCommandAvailability { public bool IsCommandAvailable(UIApplication applicationData, CategorySet selectedCategories) => applicationData.ActiveUIDocument?.Document.IsFamilyDocument == false && applicationData.ActiveUIDocument.Document.ActiveView is ViewSection; }