Documentation, analog meter tests

1 files changed, 2 insertions, 13 deletions

diff --git a/src/GraphicObjects/Scroller.cs b/src/GraphicObjects/Scroller.cs
index b19c93ca..a413da94 100644
--- a/src/GraphicObjects/Scroller.cs
+++ b/src/GraphicObjects/Scroller.cs
@@ -76,8 +76,8 @@ namespace go
 		[XmlIgnore]

 		public int MaximumScroll {

 			get {

-				return VerticalScrolling ?

-					Child.Slot.Height - ClientRectangle.Height :

+				return VerticalScrolling ? 

+					child == null ? 0 : Child.Slot.Height - ClientRectangle.Height :

 					Child.Slot.Width - ClientRectangle.Width;				

 			}

 		}

@@ -134,9 +134,6 @@ namespace go
 			

 			if (VerticalScrolling )

             {

-                //add redraw call with old bounds to errase old position

-                RegisterForRedraw();

-

 				ScrollY -= e.Delta * ScrollSpeed;

 

                 if (ScrollY < 0.0)

@@ -147,9 +144,6 @@ namespace go
             }

             if (HorizontalScrolling )

             {

-                //add redraw call with old bounds to errase old position

-                RegisterForRedraw();

-

 				ScrollX -= e.Delta * ScrollSpeed;

 

 				if (ScrollX < 0.0)

@@ -157,11 +151,6 @@ namespace go
 				else if (ScrollX > Child.Slot.Width - ClientRectangle.Width)

 					ScrollX = Child.Slot.Width - ClientRectangle.Width;

             }

-

-

-            //renderBounds.Y = -scrollY;

-            //RegisterForRedraw();

-			//Parent.registerForGraphicUpdate ();

         }

 		#endregion