kmpdfkit_demo/Demo/Examples/Compdfkit.Controls/Common/Convert/HomePageFileListHeightConverter.cs

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

namespace ComPDFKit.Controls.Common
{
    public class HomePageFileListHeightConverter : IMultiValueConverter
    {
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            if (values[0] == null || values[1] == null)
            {
                return false;
            }
            else
            {
                var value = (double)values[0] - (double)values[1] - 32;
                return (value >= 200.0) ? value : 200.0;
            }
        }

        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
        {
            return null;
        }
    }
}