PropertyGrid: added FilterWatermark property which allows you to customize the watermark of the Filter textbox.

ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/PropertyGrid/Implementation/PropertyGrid.cs

@@ -8,7 +8,6 @@ using System.Windows.Controls.Primitives;
 using System.Windows.Data;
 using System.Windows.Input;
 using Microsoft.Windows.Controls.PropertyGrid.Commands;
-using System.Reflection;
 
 namespace Microsoft.Windows.Controls.PropertyGrid
 {
@@ -91,6 +90,17 @@ namespace Microsoft.Windows.Controls.PropertyGrid
 
         #endregion //Filter
 
+        #region FilterWatermark
+
+        public static readonly DependencyProperty FilterWatermarkProperty = DependencyProperty.Register("FilterWatermark", typeof(string), typeof(PropertyGrid), new UIPropertyMetadata("Search"));
+        public string FilterWatermark
+        {
+            get { return (string)GetValue(FilterWatermarkProperty); }
+            set { SetValue(FilterWatermarkProperty, value); }
+        }
+
+        #endregion //FilterWatermark
+
         #region IsCategorized
 
         public static readonly DependencyProperty IsCategorizedProperty = DependencyProperty.Register("IsCategorized", typeof(bool), typeof(PropertyGrid), new UIPropertyMetadata(true, OnIsCategorizedChanged));
@@ -403,7 +413,7 @@ namespace Microsoft.Windows.Controls.PropertyGrid
                         }
                     }
 
-                    descriptors = new PropertyDescriptorCollection(specificProperties.ToArray());                 
+                    descriptors = new PropertyDescriptorCollection(specificProperties.ToArray());
                 }
 
                 foreach (PropertyDescriptor descriptor in descriptors)

ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/PropertyGrid/Themes/Generic.xaml

@@ -420,7 +420,7 @@
                                         </Grid.ColumnDefinitions>
                                         <extToolkit:WatermarkTextBox x:Name="_txtFilter" Background="Transparent" 
                                                                  Text="{Binding Filter, RelativeSource={RelativeSource TemplatedParent}, UpdateSourceTrigger=PropertyChanged}"
-                                                                 Watermark="Search">
+                                                                 Watermark="{TemplateBinding FilterWatermark}">
                                             <extToolkit:WatermarkTextBox.Style>
                                                 <Style TargetType="Control">
                                                     <Setter Property="BorderThickness" Value="0" />