--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MetroWpf/MetroWpf.Xaml/Converters/ContentVisibilityConverter.cs	Mon Mar 12 23:05:21 2012 +0800
@@ -0,0 +1,26 @@
+namespace MetroWpf.Xaml.Converters
+{
+    using System;
+    using System.Windows;
+    using System.Windows.Data;
+
+    public class ContentToCollapsedConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (value != null && !string.IsNullOrEmpty(value.ToString()))
+            {
+                return Visibility.Visible;
+            }
+            else
+            {
+                return Visibility.Collapsed;
+            }
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            return value;
+        }
+    }
+}