XPlorerBar: A WPF Windows XP Style Explorer Bar Control

#region [       Copyright © 2008, Zona-Tools, all rights reserved.       ]
/*
 * 
    This source code is licensed under the Code Project Open License (CPOL).
    Check out http://www.codeproject.com/info/cpol10.aspx for further details.
 * 
*/
#endregion


#region [       Using namespaces       ]

using System;
using System.Globalization;
using System.Windows.Data;
using System.Windows.Media;

#endregion


namespace ZonaTools.XPlorerBar
{
    /// <summary>
    /// Converts a SolidColorBrush type to a Color type  
    /// </summary>
    [ValueConversion(typeof(SolidColorBrush), typeof(Color))]
    class SolidColorBrushToColorConverter : IValueConverter
    {
        //===========================================================================
        /// <summary>
        /// Converts a SolidColorBrush type to a Color type.
        /// </summary>
        /// <param name="value">SolidColorBrush to be converted.</param>
        /// <param name="targetType">Type, the value is to be converted to.</param>
        /// <param name="parameter">Not used here.</param>
        /// <param name="culture">Not used here.</param>
        /// <returns>Created color.</returns>
        //===========================================================================
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            //Gets the value to convert
            SolidColorBrush brush = value as SolidColorBrush;

            //Checks the type of the value to convert and return a color if possible
            if (brush != null)
                return brush.Color;
            else
                return Binding.DoNothing;
        }


        //===========================================================================
        /// <summary>
        /// Converts a Color type to a SolidColorBrush type.
        /// </summary>
        /// <param name="value">Color to be converted.</param>
        /// <param name="targetType">Type, the value is to be converted to.</param>
        /// <param name="parameter">Not used here.</param>
        /// <param name="culture">Not used here.</param>
        /// <returns>Created SolidColor brush.</returns>
        //===========================================================================
        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            //Checks if there is a value to convert
            if (value == null)
                return null;

            //Checks the type of the value to convert
            if (!(value is Color))
                throw new ArgumentException("Value of 'Color' type is expected.", "value");

            //Gets the value to convert
            Color color = (Color)value;

            return new SolidColorBrush(color);
        }
    }
}