添加项目文件。

Sai.Toolkit.Revit/Helpers/LoadFamilyOptions.cs

@@ -0,0 +1,28 @@
+using System;
+
+using Autodesk.Revit.DB;
+
+namespace Sai.Toolkit.Revit.Helpers
+{
+	/// <summary>
+	///     载入族，覆盖，只会覆盖类型参数值
+	/// </summary>
+	public class LoadFamilyOptions: IFamilyLoadOptions
+	{
+		//族已载入
+		public bool OnFamilyFound(bool familyInUse, out bool overwriteParameterValues)
+		{
+            overwriteParameterValues = true;
+			return true;
+		}
+
+		//存在共享族
+		public bool OnSharedFamilyFound(Family sharedFamily, bool familyInUse, out FamilySource source, out bool overwriteParameterValues)
+		{
+			source = FamilySource.Family;
+			overwriteParameterValues = true;
+
+			return true;
+		}
+	}
+}