using System; using System.Globalization; using System.Windows.Data; namespace ChatController.Converter { public class StringToBoolConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { if(value is string text) { return !string.IsNullOrWhiteSpace(text); } return false; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { throw new NotImplementedException(); } } }