public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
BorderPresence val = (BorderPresence)value;
string[] radiusStrings = parameter.ToString().Split(';');
if (radiusStrings.Length == 2)
{
Thickness trueRadius = Thickness.Parse(radiusStrings[0]);
Thickness falseRadius = Thickness.Parse(radiusStrings[1]);
double retLeft = trueRadius.Left;
double retTop = trueRadius.Right;
double retRight = trueRadius.Right;
double retBottom = trueRadius.Bottom;
if (!val.Left)
{
retLeft = falseRadius.Left;
}
if (!val.Top)
{
retTop = falseRadius.Top;
}
if (!val.Right)
{
retRight = falseRadius.Right;
}
if (!val.Bottom)
{
retBottom = falseRadius.Bottom;
}
return(new Thickness(retLeft, retTop, retRight, retBottom));
}
throw new InvalidOperationException("Invalid parameter value.");
}
public static void SetBorderPresence(DependencyObject element, BorderPresence value)
{
element.SetValue(BorderPresenceProperty, value);
}
