static ColorCell()
{
IsSelectedProperty = DependencyProperty.Register("IsSelected", typeof(bool), typeof(ColorCell),
new FrameworkPropertyMetadata(false, FrameworkPropertyMetadataOptions.AffectsRender));
IsHighlightedProperty = DependencyProperty.Register("IsHighlighted", typeof(bool), typeof(ColorCell),
new FrameworkPropertyMetadata(false, FrameworkPropertyMetadataOptions.AffectsRender));
}