添加项目文件。

ShrlAlgo.MsAddIns/CustomTool.cs

@@ -0,0 +1,60 @@
+using Bentley.DgnPlatformNET;
+using Bentley.DgnPlatformNET.Elements;
+using Bentley.MstnPlatformNET;
+
+using ShrlAlgo.MsAddins.Views;
+
+
+namespace ShrlAlgo.MsAddIns
+{
+    internal class CustomTool : DgnElementSetTool
+    {
+        private static CustomTool _toolSettings;
+        private static CustomToolSettings customToolSettings;
+        private readonly AddIn addin;
+
+        public CustomTool(AddIn addin) : base(0, 0)
+        {
+            this.addin = addin;
+        }
+
+        protected override bool OnInstall()
+        {
+            base.OnInstall();
+
+            // 初始化工具设置对话框
+            if (_toolSettings == null)
+                _toolSettings = new CustomTool(addin);
+            if (customToolSettings == null)
+            {
+                customToolSettings = new CustomToolSettings();
+            }
+            customToolSettings.Attach(addin);
+
+            return true;
+        }
+
+        protected override void OnRestartTool()
+        {
+            _toolSettings.InstallTool();
+        }
+        protected override bool OnResetButton(DgnButtonEvent ev)
+        {
+            customToolSettings.Detach();
+            ExitTool();//退出工具
+            return true;//返回
+        }
+
+        public static void InstallNewTool()
+        {
+            _toolSettings = new CustomTool(MsAddIns.AddIn);
+            customToolSettings = new CustomToolSettings();
+            _toolSettings.InstallTool();
+        }
+
+        public override StatusInt OnElementModify(Element element)
+        {
+            throw new System.NotImplementedException();
+        }
+    }
+}