Move nested class to a nested file (no type layout change made)

Terminal.Gui/Text/Autocomplete/PopupAutocomplete.PopUp.cs

@@ -0,0 +1,29 @@
+#nullable enable
+namespace Terminal.Gui;
+
+public abstract partial class PopupAutocomplete
+{
+    private sealed class Popup : View
+    {
+        private readonly PopupAutocomplete _autoComplete;
+
+        public Popup (PopupAutocomplete autoComplete)
+        {
+            this._autoComplete = autoComplete;
+            CanFocus = true;
+            WantMousePositionReports = true;
+        }
+
+        public override bool MouseEvent (MouseEvent mouseEvent) { return _autoComplete.MouseEvent (mouseEvent); }
+
+        public override void OnDrawContent (Rectangle contentArea)
+        {
+            if (!_autoComplete.LastPopupPos.HasValue)
+            {
+                return;
+            }
+
+            _autoComplete.RenderOverlay (_autoComplete.LastPopupPos.Value);
+        }
+    }
+}

Terminal.Gui/Text/Autocomplete/PopupAutocomplete.cs

@@ -4,7 +4,7 @@ namespace Terminal.Gui;
 ///     Renders an overlay on another view at a given point that allows selecting from a range of 'autocomplete'
 ///     options.
 /// </summary>
-public abstract class PopupAutocomplete : AutocompleteBase
+public abstract partial class PopupAutocomplete : AutocompleteBase
 {
     private bool closed;
     private ColorScheme colorScheme;
@@ -554,30 +554,4 @@ public abstract class PopupAutocomplete : AutocompleteBase
         Visible = false;
         ManipulatePopup ();
     }
-
-    private sealed class Popup : View
-    {
-        private readonly PopupAutocomplete _autoComplete;
-
-        public Popup (PopupAutocomplete autoComplete)
-        {
-            this._autoComplete = autoComplete;
-            CanFocus = true;
-            WantMousePositionReports = true;
-        }
-
-        public override bool MouseEvent (MouseEvent mouseEvent) { return _autoComplete.MouseEvent (mouseEvent); }
-
-        #nullable enable
-        public override void OnDrawContent (Rectangle contentArea)
-        {
-            if (!_autoComplete.LastPopupPos.HasValue)
-            {
-                return;
-            }
-
-            _autoComplete.RenderOverlay (_autoComplete.LastPopupPos.Value);
-        }
-        #nullable restore
-    }
 }