[FZ Editor] Update the small layout preview after canceling zone editing. (#9391)

src/modules/fancyzones/editor/FancyZonesEditor/EditorWindow.cs

@@ -31,25 +31,17 @@ namespace FancyZonesEditor
 
             App.FancyZonesEditorIO.SerializeZoneSettings();
 
-            _backToLayoutPicker = false;
             Close();
-            mainEditor.CloseEditor();
         }
 
         protected void OnClosed(object sender, EventArgs e)
         {
-            if (_backToLayoutPicker)
+            App.Overlay.CloseEditor();
-            {
-                App.Overlay.CloseEditor();
-            }
         }
 
         protected void OnCancel(object sender, RoutedEventArgs e)
         {
-            _backToLayoutPicker = true;
             Close();
         }
-
-        private bool _backToLayoutPicker = true;
     }
 }

src/modules/fancyzones/editor/FancyZonesEditor/Models/CanvasLayoutModel.cs

@@ -91,6 +91,10 @@ namespace FancyZonesEditor.Models
             {
                 _topLeft = DefaultOffset;
             }
+            else if (_topLeft == Zones[Zones.Count - 1].X)
+            {
+                _topLeft += OffsetShift;
+            }
 
             Rect workingArea = App.Overlay.WorkArea;
             int topLeft = (int)App.Overlay.ScaleCoordinateWithCurrentMonitorDpi(_topLeft);
@@ -155,7 +159,9 @@ namespace FancyZonesEditor.Models
                 other.Zones.Add(zone);
             }
 
+            other._topLeft = _topLeft;
             other.SensitivityRadius = SensitivityRadius;
+            other.UpdateLayout();
         }
 
         // PersistData

src/modules/fancyzones/editor/FancyZonesEditor/Models/GridLayoutModel.cs

@@ -263,6 +263,8 @@ namespace FancyZonesEditor.Models
             layout.ShowSpacing = ShowSpacing;
             layout.Spacing = Spacing;
             layout.SensitivityRadius = SensitivityRadius;
+
+            layout.FirePropertyChanged();
         }
 
         // InitTemplateZones