添加项目文件。

Szmedi.RvKits/MEPTools/QuickViewSectionCmd.cs

@@ -0,0 +1,27 @@
+using Autodesk.Revit.Attributes;
+
+using Nice3point.Revit.Toolkit.External;
+
+namespace Szmedi.RvKits.MEPTools;
+
+/// <summary>
+/// RightDirection = CropBox.Transform.BasisX 
+/// ViewDirection = CropBox.Transform.BasisZ 
+/// UpDirection = XYZ.BasisZ = CropBox.Transform.BasisY
+/// </summary>
+[Transaction(TransactionMode.Manual)]
+public class QuickViewSectionCmd : ExternalCommand
+{
+    public override void Execute()
+    {
+        WinDialogAssists.ShowOrActivate<QuickViewSectionView, QuickViewSectionViewModel>(UiDocument);
+
+        //QuickViewSectionView win = WpfSingletonHelper<QuickViewSectionView>.GetInstance(out bool isNewCreate);
+        //if (isNewCreate)
+        //{
+        //    win.DataContext = new QuickViewSectionViewModel(UiDocument);
+        //    win.ShowAhead();
+        //}
+        //win.Activate();
+    }
+}