open new file on create

src/SharpIDE.Application/Features/FileWatching/IdeFileOperationsService.cs

@@ -26,14 +26,15 @@ public class IdeFileOperationsService(SharpIdeSolutionModificationService sharpI
 		await _sharpIdeSolutionModificationService.RemoveFile(file);
 	}
 
-	public async Task CreateCsFile(IFolderOrProject parentNode, string newFileName)
+	public async Task<SharpIdeFile> CreateCsFile(IFolderOrProject parentNode, string newFileName)
 	{
 		var newFilePath = Path.Combine(GetFileParentNodePath(parentNode), newFileName);
 		var className = Path.GetFileNameWithoutExtension(newFileName);
 		var @namespace = NewFileTemplates.ComputeNamespace(parentNode);
 		var fileText = NewFileTemplates.CsharpClass(className, @namespace);
 		await File.WriteAllTextAsync(newFilePath, fileText);
-		await _sharpIdeSolutionModificationService.CreateFile(parentNode, newFilePath, newFileName, fileText);
+		var sharpIdeFile = await _sharpIdeSolutionModificationService.CreateFile(parentNode, newFilePath, newFileName, fileText);
+		return sharpIdeFile;
 	}
 
 	private static string GetFileParentNodePath(IFolderOrProject parentNode) => parentNode switch

src/SharpIDE.Application/Features/FileWatching/SharpIdeSolutionModificationService.cs

@@ -60,12 +60,13 @@ public class SharpIdeSolutionModificationService(FileChangedService fileChangedS
 		}
 	}
 
-	public async Task CreateFile(IFolderOrProject parentNode, string newFilePath, string fileName, string contents)
+	public async Task<SharpIdeFile> CreateFile(IFolderOrProject parentNode, string newFilePath, string fileName, string contents)
 	{
 		var sharpIdeFile = new SharpIdeFile(newFilePath, fileName, parentNode, []);
 		parentNode.Files.Add(sharpIdeFile);
 		SolutionModel.AllFiles.Add(sharpIdeFile);
 		await _fileChangedService.SharpIdeFileAdded(sharpIdeFile, contents);
+		return sharpIdeFile;
 	}
 
 	public async Task RemoveFile(SharpIdeFile file)

src/SharpIDE.Godot/Features/SolutionExplorer/ContextMenus/Dialogs/NewCsharpFileDialog.cs

@@ -73,12 +73,13 @@ public partial class NewCsharpFileDialog : ConfirmationDialog
 
         _ = Task.GodotRun(async () =>
         {
-           await _ideFileOperationsService.CreateCsFile(ParentNode, fileName);
+           var sharpIdeFile = await _ideFileOperationsService.CreateCsFile(ParentNode, fileName);
+           GodotGlobalEvents.Instance.FileExternallySelected.InvokeParallelFireAndForget(sharpIdeFile, null);
         });
         QueueFree();
     }
     
-    private bool IsNameInvalid(string name)
+    private static bool IsNameInvalid(string name)
     {
         return string.IsNullOrWhiteSpace(name);
     }

src/SharpIDE.Godot/Features/SolutionExplorer/ContextMenus/FileContextMenu.cs

@@ -43,7 +43,7 @@ public partial class SolutionExplorerPanel
             }
             else if (actionId is FileContextMenuOptions.Delete)
             {
-                var confirmedTcs = new TaskCompletionSource<bool>();
+                var confirmedTcs = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);
                 var confirmationDialog = new ConfirmationDialog();
                 confirmationDialog.Title = "Delete";
                 confirmationDialog.DialogText = $"Delete '{file.Name}' file?";

src/SharpIDE.Godot/Features/SolutionExplorer/ContextMenus/FolderContextMenu.cs

@@ -45,7 +45,7 @@ public partial class SolutionExplorerPanel
             }
             else if (actionId is FolderContextMenuOptions.Delete)
             {
-                var confirmedTcs = new TaskCompletionSource<bool>();
+                var confirmedTcs = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);
                 var confirmationDialog = new ConfirmationDialog();
                 confirmationDialog.Title = "Delete";
                 confirmationDialog.DialogText = $"Delete '{folder.Name}' file?";