Example of using string instead of typeof

Vector3Visualizer/Vector3Visualizer/MyRemoteUserControl.cs

@@ -0,0 +1,80 @@
+using Microsoft.VisualStudio.RpcContracts.RemoteUI;
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+using Vector3VisualizerSource;
+namespace Vector3Visualizer;
+
+public class MyRemoteUserControl : IRemoteWpfUserControl, IRemoteProxiedUserControl, IRemoteUserControl, IDisposable, IRemoteProxiedUserControl2
+{
+    public Vector3Model? Model { get; }
+
+    public MyRemoteUserControl(Vector3Model? model) => Model = model;
+    private bool disposedValue;
+
+  
+    protected virtual void Dispose(bool disposing)
+    {
+        if (!disposedValue)
+        {
+            if (disposing)
+            {
+                // TODO: dispose managed state (managed objects)
+            }
+
+            // TODO: free unmanaged resources (unmanaged objects) and override finalizer
+            // TODO: set large fields to null
+            disposedValue = true;
+        }
+    }
+
+    // // TODO: override finalizer only if 'Dispose(bool disposing)' has code to free unmanaged resources
+    // ~MyRemoteUserControl()
+    // {
+    //     // Do not change this code. Put cleanup code in 'Dispose(bool disposing)' method
+    //     Dispose(disposing: false);
+    // }
+
+    void IDisposable.Dispose()
+    {
+        // Do not change this code. Put cleanup code in 'Dispose(bool disposing)' method
+        Dispose(disposing: true);
+        GC.SuppressFinalize(this);
+    }
+
+    Task<RemoteWpfUserControlDefinition> IRemoteWpfUserControl.InitializeAsync(IRemoteProxiedUserControlClient remoteUserControlClient, CancellationToken cancellationToken)
+    {
+         return Task.FromResult(new RemoteWpfUserControlDefinition());
+    }
+
+    Task IRemoteWpfUserControl.ControlLoadedAsync(CancellationToken cancellationToken)
+    {
+        return Task.CompletedTask;
+    }
+
+    Task<bool> IRemoteProxiedUserControl.GetObjectAsync(ObjectId id, CancellationToken cancellationToken)
+    {
+        return Task.FromResult(false);
+    }
+
+    Task<bool> IRemoteProxiedUserControl.SetObjectPropertyAsync(ObjectId id, string propertyName, MessagePackFragment value, CancellationToken cancellationToken)
+    {
+        return Task.FromResult(false);
+    }
+
+    Task<bool> IRemoteProxiedUserControl.SetCollectionEntryAsync(ObjectId id, int index, MessagePackFragment value, ObjectVersion? version, CancellationToken cancellationToken)
+    {
+        return Task.FromResult(false);
+    }
+
+    Task<bool> IRemoteProxiedUserControl.InvokeAsync(ObjectId id, MessagePackFragment parameter, CancellationToken cancellationToken)
+    {
+        return Task.FromResult(false);
+    }
+
+    Task<bool> IRemoteProxiedUserControl2.InvokeAsync(ObjectId id, MessagePackFragment parameter, IReadOnlyDictionary<string, string> context, CancellationToken cancellationToken)
+    {
+        return Task.FromResult(false);
+    }
+}

Vector3Visualizer/Vector3Visualizer/Vector3DebuggerVisualizerProvider.cs

@@ -1,11 +1,11 @@
-using Vector3VisualizerSource;
-using Microsoft.VisualStudio.Extensibility;
+using Microsoft.VisualStudio.Extensibility;
 using Microsoft.VisualStudio.Extensibility.DebuggerVisualizers;
 using Microsoft.VisualStudio.RpcContracts.RemoteUI;
-
+using System.Collections.Generic;
+using System.Numerics;
 using System.Threading;
 using System.Threading.Tasks;
-using System.Numerics;
+using Vector3VisualizerSource;
 namespace Vector3Visualizer;
 
 [VisualStudioContribution]
@@ -14,7 +14,9 @@ internal class Vector3DebuggerVisualizerProvider : DebuggerVisualizerProvider
     [System.Diagnostics.CodeAnalysis.SuppressMessage("ConstantExpressionEvaluator", "CEE0027:String not localized", Justification = "<Pending>")]
     public override DebuggerVisualizerProviderConfiguration DebuggerVisualizerProviderConfiguration => new(
     [
-        new VisualizerTargetType("Vector3 Visualizer", typeof(Vector3)),
+        new VisualizerTargetType("Vector3 Visualizer", "System.Numerics.Vector3, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e"),
+        new VisualizerTargetType("Vector3[] Visualizer", typeof(Vector3[])),
+        new VisualizerTargetType("List<Vector3> Visualizer", typeof(List<>)),
         new VisualizerTargetType("Quaternion Visualizer", typeof(Quaternion))
     ])
     {
@@ -22,12 +24,10 @@ internal class Vector3DebuggerVisualizerProvider : DebuggerVisualizerProvider
         Style = VisualizerStyle.ToolWindow,
     };
 
-    public override async Task<IRemoteUserControl> CreateVisualizerAsync(
-    VisualizerTarget visualizerTarget, CancellationToken cancellationToken)
+    public override async Task<IRemoteUserControl> CreateVisualizerAsync(VisualizerTarget visualizerTarget, CancellationToken cancellationToken)
     {
         Vector3Model? model = await visualizerTarget.ObjectSource.RequestDataAsync<Vector3Model?>(jsonSerializer: null, CancellationToken.None);
-
-        return await Task.FromResult<IRemoteUserControl>(
-            new Vector3VisualizerUserControl(model));
+        return await Task.FromResult<IRemoteUserControl>(new Vector3VisualizerUserControl(model));
+        //return await Task.FromResult<IRemoteUserControl>(new MyRemoteUserControl(model));
     }
 }

Vector3Visualizer/Vector3VisualizerSource/Vector3Model.cs

@@ -1,13 +1,12 @@
-using System.Numerics;
-using System.Runtime.Serialization;
+using System.Runtime.Serialization;
 namespace Vector3VisualizerSource;
 
 [DataContract]
 public class Vector3Model
 {
     [DataMember]
-    public string Vector3 { get; set; } = string.Empty;
+    public string Vector3 { get; set; } = "Null";
     [DataMember]
-    public string Quaternion { get; set; } = string.Empty;
+    public string Quaternion { get; set; } = "Null";
 }
 

Vector3Visualizer/Vector3VisualizerSource/Vector3ObjectSource.cs

@@ -1,18 +1,30 @@
 using Microsoft.VisualStudio.DebuggerVisualizers;
+using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
+using System.Linq;
 using System.Numerics;
 
 namespace Vector3VisualizerSource;
 
 public class Vector3ObjectSource : VisualizerObjectSource
 {
-    Vector3Model vector3Model = new();
+    public Vector3ObjectSource():base()
+    {
+        Debug.WriteLine("new Vector3ObjectSource");
+    }
     public override void GetData(object target, Stream outgoingData)
     {
+        Vector3Model vector3Model = new();
         if (target is Vector3 vector3)
         {
             vector3Model.Vector3 = vector3.ToString();         
         }
+        if (target is IEnumerable<Vector3> vector3List)
+        {
+            vector3Model.Vector3 = vector3List.Last().ToString();
+        }
+
         if (target is Quaternion quaternion)
         {
             vector3Model.Quaternion = quaternion.ToString();

Vector3Visualizer/Vector3VisualizerTest/Program.cs

@@ -1,6 +1,12 @@
 
 using System.Numerics;
 
-var vector3  = new Vector3(1,2,3);
+var a  = new Vector3(1,2,3);
+var typeName = a.GetType().AssemblyQualifiedName;
+
+var b = new Vector3(5, 6, 7);
+Vector3[] v3Array = [a, b];
+List<Vector3> v3List = v3Array.ToList();
+
 var quaternion = new Quaternion(1,2,3,4);
 return;