修改命名空间

ShrlAlgoToolkit.RevitCore/Assists/EnableInFamilyDocument.cs

@@ -0,0 +1,13 @@
+using Autodesk.Revit.DB;
+using Autodesk.Revit.UI;
+
+namespace ShrlAlgoToolkit.RevitCore.Assists;
+
+/// <summary>
+///     族文档可用
+/// </summary>
+internal class EnableInFamilyDocument : IExternalCommandAvailability
+{
+    public bool IsCommandAvailable(UIApplication applicationData, CategorySet selectedCategories) =>
+        applicationData.ActiveUIDocument?.Document.IsFamilyDocument == true;
+}