RevitArchive/TextSearch.cs

using System.Windows;

namespace AttachedProp
{
    public class TextSearch
    {
        // Using a DependencyProperty as the backing store for IsTextMatch.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty IsTextMatchProperty =
            DependencyProperty.RegisterAttached("IsTextMatch", typeof(bool), typeof(TextSearch), new UIPropertyMetadata(false));

        // Using a DependencyProperty as the backing store for SearchValue.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty SearchValueProperty =
            DependencyProperty.RegisterAttached("SearchValue", typeof(string), typeof(TextSearch),
                new FrameworkPropertyMetadata(string.Empty, FrameworkPropertyMetadataOptions.Inherits));

        public static bool GetIsTextMatch(DependencyObject obj)
        {
            return (bool)obj.GetValue(IsTextMatchProperty);
        }

        public static string GetSearchValue(DependencyObject obj)
        {
            return (string)obj.GetValue(SearchValueProperty);
        }

        public static void SetIsTextMatch(DependencyObject obj, bool value)
        {
            obj.SetValue(IsTextMatchProperty, value);
        }

        public static void SetSearchValue(DependencyObject obj, string value)
        {
            obj.SetValue(SearchValueProperty, value);
        }
    }
}