FurnaceELK/Furnace/FurnaceUI/Converter/StringformatConvert.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Data;

namespace FurnaceUI.Converter
{
   public  class StringformatConvert : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            if (value == null) return value;
            string s = value.ToString();
            int leng;
            if (int.TryParse(parameter.ToString(), out leng))
            {
                if (s.Length <= leng)
                    return s;
                else
                    return s.Substring(0, leng) + "...";
            }
            else
                return string.Empty;
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}