添加项目文件。

AIStudio.Wpf.ADiagram/Demos/Others/ViewModels/SvgDesignerItemViewModel.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Util.DiagramDesigner;
+
+namespace AIStudio.Wpf.ADiagram.Demos.Others
+{
+    public class SvgDesignerItemViewModel: MediaItemViewModel
+    {
+        protected override string Filter { get; set; } = "Svg|*.svg";
+
+        public SvgDesignerItemViewModel() : base()
+        {
+        }
+
+        public SvgDesignerItemViewModel(IDiagramViewModel parent, MediaDesignerItem designer) : base(parent, designer)
+        {
+
+        }
+    }
+}