fix: fixes incorrect cancellation

GrasshopperAsyncComponent/GH_AsyncComponent.cs

@@ -86,24 +86,6 @@ namespace GrasshopperAsyncComponent
       Tasks = new List<Task>();
     }
 
-    public void RequestCancellation()
-    {
-      foreach(var token in CancellationSources)
-      {
-        token.Cancel();
-      }
-
-      CancellationSources.Clear();
-      Workers.Clear();
-      ProgressReports.Clear();
-      Tasks.Clear();
-
-      Interlocked.Exchange(ref SetData, 0);
-
-      Message = "Done";
-      OnDisplayExpired(true);
-    }
-
     public virtual void DisplayProgress(object sender, System.Timers.ElapsedEventArgs e)
     {
       if (Workers.Count == 0 || ProgressReports.Values.Count == 0)

GrasshopperAsyncComponent/Properties/AssemblyInfo.cs

@@ -9,7 +9,7 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("Speckle Systems")]
 [assembly: AssemblyProduct("GrasshopperAsyncComponent")]
-[assembly: AssemblyCopyright("Copyright ©  2020")]
+[assembly: AssemblyCopyright("Copyright AEC Systems © 2020, 2021")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
@@ -31,5 +31,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.0.0")]
-[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: AssemblyVersion("1.2.0.0")]
+[assembly: AssemblyFileVersion("1.2.0.0")]

GrasshopperAsyncComponentDemo/SampleImplementations/Sample_PrimeCalculatorAsyncComponent.cs

@@ -33,15 +33,6 @@ namespace GrasshopperAsyncComponentDemo.SampleImplementations
       pManager.AddNumberParameter("Output", "O", "The n-th prime number.", GH_ParamAccess.item);
     }
 
-    protected override void AppendAdditionalComponentMenuItems(ToolStripDropDown menu)
-    {
-      base.AppendAdditionalComponentMenuItems(menu);
-      Menu_AppendItem(menu, "Cancel", (s, e) =>
-      {
-        this.RequestCancellation();
-      });
-    }
-
     public override void AppendAdditionalMenuItems(ToolStripDropDown menu)
     {
       base.AppendAdditionalMenuItems(menu);
@@ -62,7 +53,7 @@ namespace GrasshopperAsyncComponentDemo.SampleImplementations
     public override void DoWork(Action<string, double> ReportProgress, Action Done)
     {
       // 👉 Checking for cancellation!
-      if (CancellationToken.IsCancellationRequested) { Done(); return; }
+      if (CancellationToken.IsCancellationRequested) { return; }
 
       int count = 0;
       long a = 2;
@@ -71,14 +62,14 @@ namespace GrasshopperAsyncComponentDemo.SampleImplementations
       while (count < TheNthPrime)
       {
         // 👉 Checking for cancellation!
-        if (CancellationToken.IsCancellationRequested) { Done(); return; }
+        if (CancellationToken.IsCancellationRequested) {  return; }
 
         long b = 2;
         int prime = 1;// to check if found a prime
         while (b * b <= a)
         {
           // 👉 Checking for cancellation!
-          if (CancellationToken.IsCancellationRequested) { Done(); return; }
+          if (CancellationToken.IsCancellationRequested) {return; }
 
           if (a % b == 0)
           {

GrasshopperAsyncComponentDemo/SampleImplementations/Sample_UslessCyclesComponent.cs

@@ -52,7 +52,7 @@ namespace GrasshopperAsyncComponentDemo.SampleImplementations
     public override void DoWork(Action<string, double> ReportProgress, Action Done)
     {
       // Checking for cancellation
-      if (CancellationToken.IsCancellationRequested) { Done(); return; }
+      if (CancellationToken.IsCancellationRequested) { return; }
 
       for (int i = 0; i <= MaxIterations; i++)
       {
@@ -63,7 +63,7 @@ namespace GrasshopperAsyncComponentDemo.SampleImplementations
         ReportProgress(Id, ((double)(i + 1) / (double)MaxIterations));
 
         // Checking for cancellation
-        if (CancellationToken.IsCancellationRequested) { Done(); return; }
+        if (CancellationToken.IsCancellationRequested) { return; }
       }
 
       Done();