HandyControl/src/Shared/HandyControl_Shared/Tools/Converter/String2VisibilityReConverter.cs

using System;
using System.Globalization;
using System.Windows;
using System.Windows.Data;

namespace HandyControl.Tools.Converter
{
    public class String2VisibilityReConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return string.IsNullOrEmpty((string) value) ? Visibility.Visible : Visibility.Collapsed;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return value != null && (Visibility) value == Visibility.Collapsed;
        }
    }
}