private void CreateErrorMessage(string message)
{
Grid grid = new Grid
{
HorizontalAlignment = HorizontalAlignment.Center,
VerticalAlignment = VerticalAlignment.Center
};
Border border = new Border
{
Background = new SolidColorBrush(Colors.LightGray),
CornerRadius = new CornerRadius(10.0),
Padding = new Thickness(10.0),
Child = new TextBlock { Text = message }
};
grid.Children.Add(border);
this.rootElement.Children.Add(grid);
}