1 files changed, 78 insertions, 0 deletions
diff --git a/win/CS/HandBrakeWPF/Converters/BooleanConverter.cs b/win/CS/HandBrakeWPF/Converters/BooleanConverter.cs
new file mode 100644
index 000000000..a01b3bf67
--- /dev/null
+++ b/win/CS/HandBrakeWPF/Converters/BooleanConverter.cs
@@ -0,0 +1,78 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="BooleanConverter.cs" company="HandBrake Project (http://handbrake.fr)">
+//   This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
+// </copyright>
+// <summary>
+//   Defines the BooleanConverter type.
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+namespace HandBrakeWPF.Converters
+{
+    using System.Globalization;
+    using System.Windows.Data;
+    using System;
+
+    /// <summary>
+    /// Boolean to Visibility Converter
+    /// </summary>
+    public sealed class BooleanConverter : IValueConverter
+    {
+        /// <summary>
+        /// Convert a boolean to visibility property.
+        /// </summary>
+        /// <param name="value">
+        /// The value.
+        /// </param>
+        /// <param name="targetType">
+        /// The target type.
+        /// </param>
+        /// <param name="parameter">
+        /// The parameter. (A boolean which inverts the output)
+        /// </param>
+        /// <param name="culture">
+        /// The culture.
+        /// </param>
+        /// <returns>
+        /// Visibility property
+        /// </returns>
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            // Paramater is a boolean which inverts the output.
+            var param = System.Convert.ToBoolean(parameter, CultureInfo.InvariantCulture);
+
+            if (value is Boolean)
+            {
+                return param ? !(bool)value : value;
+            }
+
+            return value;
+        }
+
+        /// <summary>
+        /// Convert Back for the IValueConverter Interface. Not used!
+        /// </summary>
+        /// <param name="value">
+        /// The value.
+        /// </param>
+        /// <param name="targetType">
+        /// The target type.
+        /// </param>
+        /// <param name="parameter">
+        /// The parameter.
+        /// </param>
+        /// <param name="culture">
+        /// The culture.
+        /// </param>
+        /// <returns>
+        /// Nothing
+        /// </returns>
+        /// <exception cref="NotImplementedException">
+        /// This method is not used!
+        /// </exception>
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return this.Convert(value, targetType, parameter, culture);
+        }
+    }
+}