/ExpressInteropBinding/Microsoft.ServiceModel.Interop.ExtensionUtils/ConfigurationWizard/View/BooleanToVisibilityConverter.cs

// <copyright file="BooleanToVisibilityConverter.cs" company="Microsoft Corporation">

// Copyright (c) Microsoft Corporation.  All rights reserved.

// </copyright>



namespace Microsoft.ServiceModel.Interop.ConfigurationWizard.View

{

    using System;

    using System.Globalization;

    using System.Windows;

    using System.Windows.Data;



    /// <summary>

    /// Boolean to visibility type converter

    /// </summary>

    public class BooleanToVisibilityConverter : IValueConverter

    {

        /// <summary>

        /// Initializes a new instance of the BooleanToVisibilityConverter class

        /// </summary>

        public BooleanToVisibilityConverter()

        {

            this.WhenTrue = Visibility.Visible;

            this.WhenFalse = Visibility.Collapsed;

        }



        /// <summary>

        /// Gets or sets the visibility settings when the converter takes a value equals to false

        /// </summary>

        public Visibility WhenFalse { get; set; }



        /// <summary>

        /// Gets or sets the visibility settings when the converter takes a value equals to true

        /// </summary>

        public Visibility WhenTrue { get; set; }



        /// <summary>

        /// Converts an object to a target type

        /// </summary>

        /// <param name="value">Object to convert</param>

        /// <param name="targetType">Target type</param>

        /// <param name="parameter">Custom parameter</param>

        /// <param name="culture">Culture info</param>

        /// <returns>A valid instance of the target type</returns>

        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)

        {

            var nullable = value as bool?;

            if (!nullable.HasValue)

            {

                throw new ArgumentException("Value must be Boolean.", "value");

            }



            if (targetType != typeof(Visibility))

            {

                throw new ArgumentException("Must convert to Visibility.", "targetType");

            }



            return nullable.Value ? this.WhenTrue : this.WhenFalse;

        }



        /// <summary>

        /// Converts a value

        /// </summary>

        /// <param name="value">The value that is produced by the binding target</param>

        /// <param name="targetType">The type to convert to</param>

        /// <param name="parameter">The converter parameter to use</param>

        /// <param name="culture">The culture to use in the converter</param>

        /// <returns>A converted value. If the method returns null, the valid null value is used</returns>

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)

        {

            throw new NotImplementedException();

        }

    }

}