private static void OnIsEnabledChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var diagram = (RadDiagram)d;
if (e.OldValue != null)
{
ConnectionManipulationAutoScrollBehavior.DetachHandlers(diagram);
}
if (e.NewValue != null)
{
bool isEnabled = (bool)e.NewValue;
if (isEnabled)
{
ConnectionManipulationAutoScrollBehavior.AddAssosiation(diagram);
diagramInfos[diagram].ScrollingTimer.Tick += ScrollingTimer_Tick;
diagram.PreviewMouseMove += diagram_PreviewMouseMove;
}
else
{
ConnectionManipulationAutoScrollBehavior.DetachHandlers(diagram);
ConnectionManipulationAutoScrollBehavior.RemoveAssosiation(diagram);
}
}
}
