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using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Controls;
using System.Windows.Data;
namespace Tango.MachineStudio.Statistics.Converters
{
public class StringToBoolYesNoNullConverter : IValueConverter
{
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if(value is bool)
{
return (bool)value ? "Yes" : "No";
}
return "Null";
}
public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
{
//throw new NotImplementedException();
if (value is ComboBoxItem)
{
string str_val = ((ComboBoxItem)value).Content.ToString();
if (str_val.ToUpper() == "NO")
return false;
if (str_val.ToUpper() == "YES")
return true;
}
return null;
}
}
}
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