添加项目文件。

TestAddinPlugin/TestStaticMethodExecutor.cs

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+using System.Collections.Generic;
+using System.Windows.Forms;
+
+using Bentley.DgnPlatformNET.Elements;
+using Bentley.GeometryNET;
+using Bentley.MstnPlatformNET;
+
+using MSAddinTest.Interfaces;
+
+using MSUtils;
+
+namespace TestAddinPlugin
+{
+    /// <summary>
+    /// 测试静态方法
+    /// 1. 类继承接口 IMSTest_StaticMethod
+    /// 2. 静态方法添加特性 MSTest
+    /// 3. 静态方法有且仅有一个IMSTestArg参数
+    /// </summary>
+    public class TestStaticMethodExecutor : IMSTest_StaticMethod
+    {
+        [MSTest("static", Description = "通过 mstest test static 来调用")]
+        public static object Execute(string arg)
+        {
+            MessageBox.Show("IStaticMethodPlugin 被调用了4!");
+            return true;
+        }
+
+
+        [MSTest("element")]
+        public static object NewElement(string arg)
+        {
+            // 绘制一个元素
+            CurvePrimitive line = CurvePrimitive.CreateLineString(new List<DPoint3d>()
+            {
+                new DPoint3d(0,0,0),
+                new DPoint3d(100000,0,0),
+            });
+            var instance = Session.Instance;
+            if (instance == null) return false;
+
+            var dgnm = instance.GetActiveDgnModel();
+            Element et = DraftingElementSchema.ToElement(dgnm, line, null);
+            if (et != null) et.AddToModel();
+
+            MessageBox.Show("绘制元素成功!");
+            return true;
+        }
+
+        [MSTest("exception")]
+        public static object TestReference(string arg)
+        {
+            TestClass.NullException();
+            return false;
+        }
+    }
+}