handle optional window for sln picker

src/SharpIDE.Godot/Features/SlnPicker/SlnPicker.cs

@@ -14,9 +14,21 @@ public partial class SlnPicker : Control
         _fileDialog = GetNode<FileDialog>("%FileDialog");
         _openSlnButton = GetNode<Button>("%OpenSlnButton");
         _openSlnButton.Pressed += () => _fileDialog.PopupCentered();
-        _fileDialog.FileSelected += path => _tcs.SetResult(path);
+        var windowParent = GetParentOrNull<Window>();
+        _fileDialog.FileSelected += path =>
+        {
+            _tcs.SetResult(path);
+            windowParent?.Hide();
+        };
         _fileDialog.Canceled += () => _tcs.SetResult(null);
+        windowParent?.CloseRequested += OnCloseRequested;
     }
+
+    private void OnCloseRequested()
+    {
+        _tcs.SetResult(null);
+    }
+
     public async Task<string?> GetSelectedSolutionPath()
     {
         return await _tcs.Task;

src/SharpIDE.Godot/IdeRoot.cs

@@ -47,7 +47,7 @@ public partial class IdeRoot : Control
 		_runMenuButton.Pressed += OnRunMenuButtonPressed;
 		GodotGlobalEvents.FileSelected += OnSolutionExplorerPanelOnFileSelected;
 		_fileDialog.FileSelected += SetSlnFilePath;
-		_openSlnButton.Pressed += IdeWindow.PickSolution;
+		_openSlnButton.Pressed += () => IdeWindow.PickSolution();
 		_buildSlnButton.Pressed += OnBuildSlnButtonPressed;
 		GodotGlobalEvents.BottomPanelVisibilityChangeRequested += async show => await this.InvokeAsync(() => _invertedVSplitContainer.InvertedSetCollapsed(!show));
 		_nodeReadyTcs.SetResult();

src/SharpIDE.Godot/IdeWindow.cs

@@ -23,14 +23,29 @@ public partial class IdeWindow : Control
         GodotServiceDefaults.AddServiceDefaults();
         //GetWindow().SetMinSize(new Vector2I(1152, 648));
         
-        PickSolution();
+        PickSolution(true);
     }
-
+    
-    public void PickSolution()
+    public void PickSolution(bool fullscreen = false)
     {
         if (_slnPicker is not null) throw new InvalidOperationException("Solution picker is already active");
         _slnPicker = _solutionPickerScene.Instantiate<SlnPicker>();
-        AddChild(_slnPicker);
+        if (fullscreen)
+        {
+            AddChild(_slnPicker);
+        }
+        else
+        {
+            var window = GetNode<Window>("Window");
+            window.Title = "Open Solution";
+            window.AddChild(_slnPicker);
+            window.Popup();
+            window.CloseRequested += () =>
+            {
+                window.Hide();
+                //window.QueueFreeChildren();
+            };
+        }
         _ = Task.GodotRun(async () =>
         {
             var slnPathTask = _slnPicker.GetSelectedSolutionPath();
@@ -48,7 +63,7 @@ public partial class IdeWindow : Control
             
             await this.InvokeAsync(() =>
             {
-                RemoveChild(_slnPicker);
+                _slnPicker.GetParent().RemoveChild(_slnPicker);
                 _slnPicker.QueueFree();
                 _slnPicker = null;
                 if (_ideRoot is not null)

src/SharpIDE.Godot/IdeWindow.tscn

@@ -10,3 +10,11 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_3do1e")
+
+[node name="Window" type="Window" parent="."]
+oversampling_override = 1.0
+title = "Open Solution"
+initial_position = 2
+visible = false
+wrap_controls = true
+popup_window = true

src/SharpIDE.Godot/NodeExtensions.cs

@@ -36,7 +36,7 @@ public static class NodeExtensions
 {
     extension(Node node)
     {
-        public void ClearChildren()
+        public void QueueFreeChildren()
         {
             foreach (var child in node.GetChildren())
             {