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Common/DTS.CommonCore/.svn/pristine/2a/2ac75d89fcb020d0e607c70ef89e08cc855ebbbd.svn-base

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+using System;
+using System.Windows.Data;
+
+namespace DTS.Common.Converters
+{
+    /// <summary>
+    /// Represents a converter that converts a Boolean value to its inverse. 
+    /// </summary>
+    public class InverseBooleanConverter : IValueConverter
+    {
+        /// <summary>
+        /// Modifies the source data before passing it to the target for display in the UI.
+        /// </summary>
+        /// <param name="value">The source data being passed to the target.</param>
+        /// <param name="targetType">The System.Type of data expected by the target dependency property.</param>
+        /// <param name="parameter">An optional parameter to be used in the converter logic.</param>
+        /// <param name="culture">The culture of the conversion.</param>
+        /// <returns>The value to be passed to the target dependency property.</returns>
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (value == null) return false;
+            bool val;
+            bool.TryParse(value.ToString(), out val);
+            return !val;
+        }
+
+        /// <summary>
+        /// Modifies the target data before passing it to the source object. This method is called only in System.Windows.Data.BindingMode.TwoWay bindings.
+        /// </summary>
+        /// <param name="value">The target data being passed to the source.</param>
+        /// <param name="targetType">The System.Type of data expected by the source object.</param>
+        /// <param name="parameter">An optional parameter to be used in the converter logic.</param>
+        /// <param name="culture">The culture of the conversion.</param>
+        /// <returns>The value to be passed to the source object.</returns>
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (value == null) return false;
+            bool val;
+            bool.TryParse(value.ToString(), out val);
+            return !val;
+        }
+    }
+}