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

namespace FileTransfer.Code {
  /// <summary>
  /// Value converter that translates true to <see cref="Visibility.Visible"/> and false to
  /// <see cref="Visibility.Collapsed"/>.
  /// </summary>
  public sealed class BooleanToVisibilityConverter : IValueConverter {
    public object Convert(object value, Type targetType, object parameter, CultureInfo culture) {
      return (value is bool && (bool)value) ? Visibility.Visible : Visibility.Collapsed;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) {
      return value is Visibility && (Visibility)value == Visibility.Visible;
    }
  }
}