using System; using System.Globalization; using System.Windows; using System.Windows.Data; namespace ModernWpfPlayground { public class PixelsToGridLengthConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { return value is double d ? new GridLength(d) : new GridLength(1.0, GridUnitType.Auto); } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { throw new NotImplementedException(); } } }