using System; using System.Collections.Generic; using System.Globalization; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Data; using System.Windows; namespace PDF_Office.DataConvert { public class UnVisivleConvert : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { if ((Visibility)value == Visibility.Visible) { return Visibility.Collapsed; } else return Visibility.Visible; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { if ((Visibility)value == Visibility.Visible) { return Visibility.Collapsed; } else return Visibility.Visible; //throw new NotImplementedException(); } } }