Multiple LoadJson calls fix #1831

Author: LiorBanai

Analogy.CommonControls/Tools/JsonTreeView.cs

@@ -119,11 +119,11 @@ private void LoadImageList()
         }
 
         [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
-        private List<TreeNode> LoadTree(object jsonData, CancellationToken cancellationToken)
+        private (bool valid, List<TreeNode> result) LoadTree(object jsonData, CancellationToken cancellationToken)
         {
             if (cancellationToken.IsCancellationRequested)
             {
-                return new();
+                return (false, new());
             }
             List<TreeNode> nodes = new();
             if (jsonData is JArray jsonArray)
@@ -155,7 +155,7 @@ private List<TreeNode> LoadTree(object jsonData, CancellationToken cancellationT
                 rootNode.ExpandAll();
             }
 
-            return nodes;
+            return (!cancellationToken.IsCancellationRequested, nodes);
         }
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         private static bool TryParse(string strInput, out JToken output)
@@ -368,9 +368,9 @@ public async Task ShowJson(string jsonString)
                 var token = cancellationTokenSource.Token;
                 object json = JsonConvert.DeserializeObject(jsonString);
                 var nodes = await Task.Run(() => LoadTree(json, token));
-                if (!token.IsCancellationRequested)
+                if (nodes.valid)
                 {
-                    Nodes.AddRange(nodes.ToArray());
+                    Nodes.AddRange(nodes.result.ToArray());
                 }
                 EndUpdate();
             }

Analogy/CommonChangeLog.cs

@@ -8,7 +8,8 @@ public static class CommonChangeLog
         public static IEnumerable<AnalogyChangeLog> GetChangeLog()
         {
             return new List<AnalogyChangeLog>
-            {
+            {  
+                new ("V5.0.0 - Multiple LoadJson calls #1831", AnalogChangeLogType.Bug,"Lior Banai",new DateTime(2023,09,05),"5.0.0.0"),
                 new ("V5.0.0 - Disable Updates If Running from Program Data Folder #1841", AnalogChangeLogType.Improvement,"Lior Banai",new DateTime(2023,09,05),"5.0.0.0"),
                 new ("V5.0.0 - Support running from MSI Installer #1838", AnalogChangeLogType.Improvement,"Lior Banai",new DateTime(2023,09,03),"5.0.0.0"),
                 new ("V5.0.0 - DevExpress 23.1 #1837", AnalogChangeLogType.Improvement,"Lior Banai",new DateTime(2023,09,03),"5.0.0.0"),