Full height selection panel

PartPreviewWindow/SelectedObjectPanel.cs

@@ -120,13 +120,24 @@ namespace MatterHackers.MatterControl.PartPreviewWindow
 			};
 			behavior3DTypeButtons.AddChild(editButton);
 
-			this.AddChild(editorPanel = new FlowLayoutWidget(FlowDirection.TopToBottom)
+			editorPanel = new FlowLayoutWidget(FlowDirection.TopToBottom)
 			{
-				Name = "editorPanel",
 				HAnchor = HAnchor.Stretch,
 				VAnchor = VAnchor.Fit,
+			};
+
+			var scrollable = new ScrollableWidget(true)
+			{
+				Name = "editorPanel",
 				Margin = new BorderDouble(top: 10),
-			});
+				HAnchor = HAnchor.Stretch,
+				VAnchor = VAnchor.Stretch,
+			};
+
+			scrollable.AddChild(editorPanel);
+			scrollable.ScrollArea.HAnchor = HAnchor.Stretch;
+
+			this.AddChild(scrollable);
 
 			HashSet<IObject3DEditor> mappedEditors;
 			objectEditorsByType = new Dictionary<Type, HashSet<IObject3DEditor>>();

PartPreviewWindow/View3D/View3DWidget.cs

@@ -361,14 +361,14 @@ namespace MatterHackers.MatterControl.PartPreviewWindow
 			selectedObjectPanel = new SelectedObjectPanel(this, this.Scene, theme, printer)
 			{
 				BackgroundColor = theme.InteractionLayerOverlayColor,
-				VAnchor = VAnchor.Top | VAnchor.Fit,
+				VAnchor = VAnchor.Stretch,
 				HAnchor = HAnchor.Left | HAnchor.Fit,
 			};
 
 			selectedObjectContainer = new ResizeContainer(selectedObjectPanel)
 			{
 				Width = 200,
-				VAnchor = VAnchor.Fit | VAnchor.Top,
+				VAnchor = VAnchor.Stretch,
 				HAnchor = HAnchor.Right,
 				SpliterBarColor = theme.SplitterBackground,
 				SplitterWidth = theme.SplitterWidth,