using System; using System.Globalization; using System.Windows.Data; using System.Windows; namespace Compdfkit_Tools.Common { [ValueConversion(typeof(WindowState), typeof(Thickness))] public class WindowStateToThicknessConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { var ws = (WindowState)value; if (ws == WindowState.Maximized) { return new Thickness(6); } else { // left, right and bottom borders are still drawn by the system return new Thickness(2); } } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { return null; } } }