TimeSpan2MinConverter.cs

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

namespace FLY.Thick.Base.UI.Converter
{
    public class TimeSpan2MinConverter : IValueConverter
    {

        #region IValueConverter 成员

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            TimeSpan ts = (TimeSpan)value;

            return ts.TotalMinutes.ToString("N1");
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            string str = (string)value;
            double min;
            if (double.TryParse(str, out min))
            {
                TimeSpan ts = new TimeSpan((long)(TimeSpan.TicksPerMinute * min));
                return ts;
            }
            return new TimeSpan((long)(TimeSpan.TicksPerMinute * 8));
        }

        #endregion
    }
    public class TimeSpan2SecConverter : IValueConverter
    {

        #region IValueConverter 成员

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            TimeSpan ts = (TimeSpan)value;

            return ts.TotalSeconds.ToString("N0");
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            string str = (string)value;
            double sec;
            if (double.TryParse(str, out sec))
            {
                TimeSpan ts = TimeSpan.FromSeconds(sec);
                return ts;
            }
            return TimeSpan.FromSeconds(4);
        }

        #endregion
    }
    public class TimeSpan2MinSecConverter : IValueConverter
    {

        #region IValueConverter 成员

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            TimeSpan ts = (TimeSpan)value;
            if (ts.TotalHours > 1)
            {
                return ts.ToString();
            }
            else
            {
                return ts.Minutes.ToString("D2") + ":" + ts.Seconds.ToString("D2");
            }
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            string str = (string)value;
            double min;
            if (double.TryParse(str, out min))
            {
                TimeSpan ts = new TimeSpan((long)(TimeSpan.TicksPerMinute * min));
                return ts;
            }
            return new TimeSpan((long)(TimeSpan.TicksPerMinute * 8));
        }

        #endregion
    }
    public class TimeSpan2msConverter : IValueConverter
    {

        #region IValueConverter 成员

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            TimeSpan ts = (TimeSpan)value;

            return ts.TotalMilliseconds.ToString("N0");
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            string str = (string)value;
            int ms;
            if (int.TryParse(str, out ms))
            {
                TimeSpan ts = new TimeSpan((long)(TimeSpan.TicksPerMillisecond * ms));
                return ts;
            }
            return new TimeSpan((long)(TimeSpan.TicksPerMillisecond * 1000));
        }

        #endregion
    }
}