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

namespace ScreenToGif.Util.Converters
{
    /// <summary>
    /// Returns Visible when source is not null.
    /// </summary>
    public class ContentToVisibility : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return value != null ? Visibility.Visible : Visibility.Collapsed;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return Binding.DoNothing;
        }
    }
}